prvm_cmds.c

   1 // AK
   2 // Basically every vm builtin cmd should be in here.
   3 // All 3 builtin and extension lists can be found here
   4 // cause large (I think they will) parts are from pr_cmds the same copyright like in pr_cmds
   5 // also applies here
   6
   7 #include "quakedef.h"
   8
   9 #include "prvm_cmds.h"
  10 #include "libcurl.h"
  11 #include <time.h>
  12
  13 #include "ft2.h"
  14
  15 extern cvar_t prvm_backtraceforwarnings;
  16
  17 // LordHavoc: changed this to NOT use a return statement, so that it can be used in functions that must return a value
  18 void VM_Warning(const char *fmt, ...)
  19 {
  20         va_list argptr;
  21         char msg[MAX_INPUTLINE];
  22         static double recursive = -1;
  23
  24         va_start(argptr,fmt);
  25         dpvsnprintf(msg,sizeof(msg),fmt,argptr);
  26         va_end(argptr);
  27
  28         Con_Print(msg);
  29
  30         // TODO: either add a cvar/cmd to control the state dumping or replace some of the calls with Con_Printf [9/13/2006 Black]
  31         if(prvm_backtraceforwarnings.integer && recursive != realtime) // NOTE: this compares to the time, just in case if PRVM_PrintState causes a Host_Error and keeps recursive set
  32         {
  33                 recursive = realtime;
  34                 PRVM_PrintState();
  35                 recursive = -1;
  36         }
  37 }
  38
  39
  40 //============================================================================
  41 // Common
  42
  43 // TODO DONE: move vm_files and vm_fssearchlist to prvm_prog_t struct
  44 // TODO: move vm_files and vm_fssearchlist back [9/13/2006 Black]
  45 // TODO: (move vm_files and vm_fssearchlist to prvm_prog_t struct again) [2007-01-23 LordHavoc]
  46 // TODO: will this war ever end? [2007-01-23 LordHavoc]
  47
  48 void VM_CheckEmptyString (const char *s)
  49 {
  50         if (ISWHITESPACE(s[0]))
  51                 PRVM_ERROR ("%s: Bad string", PRVM_NAME);
  52 }
  53
  54 void VM_GenerateFrameGroupBlend(framegroupblend_t *framegroupblend, const prvm_edict_t *ed)
  55 {
  56         prvm_eval_t *val;
  57         // self.frame is the interpolation target (new frame)
  58         // self.frame1time is the animation base time for the interpolation target
  59         // self.frame2 is the interpolation start (previous frame)
  60         // self.frame2time is the animation base time for the interpolation start
  61         // self.lerpfrac is the interpolation strength for self.frame2
  62         // self.lerpfrac3 is the interpolation strength for self.frame3
  63         // self.lerpfrac4 is the interpolation strength for self.frame4
  64         // pitch angle on a player model where the animator set up 5 sets of
  65         // animations and the csqc simply lerps between sets)
  66         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame))) framegroupblend[0].frame = (int) val->_float;
  67         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2))) framegroupblend[1].frame = (int) val->_float;
  68         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3))) framegroupblend[2].frame = (int) val->_float;
  69         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4))) framegroupblend[3].frame = (int) val->_float;
  70         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame1time))) framegroupblend[0].start = val->_float;
  71         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2time))) framegroupblend[1].start = val->_float;
  72         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3time))) framegroupblend[2].start = val->_float;
  73         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4time))) framegroupblend[3].start = val->_float;
  74         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac))) framegroupblend[1].lerp = val->_float;
  75         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac3))) framegroupblend[2].lerp = val->_float;
  76         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac4))) framegroupblend[3].lerp = val->_float;
  77         // assume that the (missing) lerpfrac1 is whatever remains after lerpfrac2+lerpfrac3+lerpfrac4 are summed
  78         framegroupblend[0].lerp = 1 - framegroupblend[1].lerp - framegroupblend[2].lerp - framegroupblend[3].lerp;
  79 }
  80
  81 // LordHavoc: quite tempting to break apart this function to reuse the
  82 //            duplicated code, but I suspect it is better for performance
  83 //            this way
  84 void VM_FrameBlendFromFrameGroupBlend(frameblend_t *frameblend, const framegroupblend_t *framegroupblend, const dp_model_t *model)
  85 {
  86         int sub2, numframes, f, i, k;
  87         int isfirstframegroup = true;
  88         int nolerp;
  89         double sublerp, lerp, d;
  90         const animscene_t *scene;
  91         const framegroupblend_t *g;
  92         frameblend_t *blend = frameblend;
  93
  94         memset(blend, 0, MAX_FRAMEBLENDS * sizeof(*blend));
  95
  96         if (!model || !model->surfmesh.isanimated)
  97         {
  98                 blend[0].lerp = 1;
  99                 return;
 100         }
 101
 102         nolerp = (model->type == mod_sprite) ? !r_lerpsprites.integer : !r_lerpmodels.integer;
 103         numframes = model->numframes;
 104         for (k = 0, g = framegroupblend;k < MAX_FRAMEGROUPBLENDS;k++, g++)
 105         {
 106                 f = g->frame;
 107                 if ((unsigned int)f >= (unsigned int)numframes)
 108                 {
 109                         Con_DPrintf("VM_FrameBlendFromFrameGroupBlend: no such frame %d in model %s\n", f, model->name);
 110                         f = 0;
 111                 }
 112                 d = lerp = g->lerp;
 113                 if (lerp <= 0)
 114                         continue;
 115                 if (nolerp)
 116                 {
 117                         if (isfirstframegroup)
 118                         {
 119                                 d = lerp = 1;
 120                                 isfirstframegroup = false;
 121                         }
 122                         else
 123                                 continue;
 124                 }
 125                 if (model->animscenes)
 126                 {
 127                         scene = model->animscenes + f;
 128                         f = scene->firstframe;
 129                         if (scene->framecount > 1)
 130                         {
 131                                 // this code path is only used on .zym models and torches
 132                                 sublerp = scene->framerate * (cl.time - g->start);
 133                                 f = (int) floor(sublerp);
 134                                 sublerp -= f;
 135                                 sub2 = f + 1;
 136                                 if (sublerp < (1.0 / 65536.0f))
 137                                         sublerp = 0;
 138                                 if (sublerp > (65535.0f / 65536.0f))
 139                                         sublerp = 1;
 140                                 if (nolerp)
 141                                         sublerp = 0;
 142                                 if (scene->loop)
 143                                 {
 144                                         f = (f % scene->framecount);
 145                                         sub2 = (sub2 % scene->framecount);
 146                                 }
 147                                 f = bound(0, f, (scene->framecount - 1)) + scene->firstframe;
 148                                 sub2 = bound(0, sub2, (scene->framecount - 1)) + scene->firstframe;
 149                                 d = sublerp * lerp;
 150                                 // two framelerps produced from one animation
 151                                 if (d > 0)
 152                                 {
 153                                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
 154                                         {
 155                                                 if (blend[i].lerp <= 0 || blend[i].subframe == sub2)
 156                                                 {
 157                                                         blend[i].subframe = sub2;
 158                                                         blend[i].lerp += d;
 159                                                         break;
 160                                                 }
 161                                         }
 162                                 }
 163                                 d = (1 - sublerp) * lerp;
 164                         }
 165                 }
 166                 if (d > 0)
 167                 {
 168                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
 169                         {
 170                                 if (blend[i].lerp <= 0 || blend[i].subframe == f)
 171                                 {
 172                                         blend[i].subframe = f;
 173                                         blend[i].lerp += d;
 174                                         break;
 175                                 }
 176                         }
 177                 }
 178         }
 179 }
 180
 181 void VM_UpdateEdictSkeleton(prvm_edict_t *ed, const dp_model_t *edmodel, const frameblend_t *frameblend)
 182 {
 183         if (ed->priv.server->skeleton.model != edmodel)
 184         {
 185                 VM_RemoveEdictSkeleton(ed);
 186                 ed->priv.server->skeleton.model = edmodel;
 187         }
 188         if (!ed->priv.server->skeleton.relativetransforms && ed->priv.server->skeleton.model && ed->priv.server->skeleton.model->num_bones)
 189                 ed->priv.server->skeleton.relativetransforms = Mem_Alloc(prog->progs_mempool, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
 190         if (ed->priv.server->skeleton.relativetransforms)
 191         {
 192                 int skeletonindex = 0;
 193                 skeleton_t *skeleton;
 194                 prvm_eval_t *val;
 195                 if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.skeletonindex))) skeletonindex = (int)val->_float;
 196                 if (skeletonindex > 0 && skeletonindex < MAX_EDICTS && (skeleton = prog->skeletons[skeletonindex]) && skeleton->model->num_bones == ed->priv.server->skeleton.model->num_bones)
 197                 {
 198                         // custom skeleton controlled by the game (FTE_CSQC_SKELETONOBJECTS)
 199                         memcpy(ed->priv.server->skeleton.relativetransforms, skeleton->relativetransforms, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
 200                 }
 201                 else
 202                 {
 203                         // generated skeleton from frame animation
 204                         int blendindex;
 205                         int bonenum;
 206                         int numbones = ed->priv.server->skeleton.model->num_bones;
 207                         const float *poses = ed->priv.server->skeleton.model->data_poses;
 208                         const float *framebones;
 209                         float lerp;
 210                         matrix4x4_t *relativetransforms = ed->priv.server->skeleton.relativetransforms;
 211                         matrix4x4_t matrix;
 212                         memset(relativetransforms, 0, numbones * sizeof(matrix4x4_t));
 213                         for (blendindex = 0;blendindex < MAX_FRAMEBLENDS && frameblend[blendindex].lerp > 0;blendindex++)
 214                         {
 215                                 lerp = frameblend[blendindex].lerp;
 216                                 framebones = poses + 12 * frameblend[blendindex].subframe * numbones;
 217                                 for (bonenum = 0;bonenum < numbones;bonenum++)
 218                                 {
 219                                         Matrix4x4_FromArray12FloatD3D(&matrix, framebones + 12 * bonenum);
 220                                         Matrix4x4_Accumulate(&ed->priv.server->skeleton.relativetransforms[bonenum], &matrix, lerp);
 221                                 }
 222                         }
 223                 }
 224         }
 225 }
 226
 227 void VM_RemoveEdictSkeleton(prvm_edict_t *ed)
 228 {
 229         if (ed->priv.server->skeleton.relativetransforms)
 230                 Mem_Free(ed->priv.server->skeleton.relativetransforms);
 231         memset(&ed->priv.server->skeleton, 0, sizeof(ed->priv.server->skeleton));
 232 }
 233
 234
 235
 236
 237 //============================================================================
 238 //BUILT-IN FUNCTIONS
 239
 240 void VM_VarString(int first, char *out, int outlength)
 241 {
 242         int i;
 243         const char *s;
 244         char *outend;
 245
 246         outend = out + outlength - 1;
 247         for (i = first;i < prog->argc && out < outend;i++)
 248         {
 249                 s = PRVM_G_STRING((OFS_PARM0+i*3));
 250                 while (out < outend && *s)
 251                         *out++ = *s++;
 252         }
 253         *out++ = 0;
 254 }
 255
 256 /*
 257 =================
 258 VM_checkextension
 259
 260 returns true if the extension is supported by the server
 261
 262 checkextension(extensionname)
 263 =================
 264 */
 265
 266 // kind of helper function
 267 static qboolean checkextension(const char *name)
 268 {
 269         int len;
 270         char *e, *start;
 271         len = (int)strlen(name);
 272
 273         for (e = prog->extensionstring;*e;e++)
 274         {
 275                 while (*e == ' ')
 276                         e++;
 277                 if (!*e)
 278                         break;
 279                 start = e;
 280                 while (*e && *e != ' ')
 281                         e++;
 282                 if ((e - start) == len && !strncasecmp(start, name, len))
 283                         return true;
 284         }
 285         return false;
 286 }
 287
 288 void VM_checkextension (void)
 289 {
 290         VM_SAFEPARMCOUNT(1,VM_checkextension);
 291
 292         PRVM_G_FLOAT(OFS_RETURN) = checkextension(PRVM_G_STRING(OFS_PARM0));
 293 }
 294
 295 /*
 296 =================
 297 VM_error
 298
 299 This is a TERMINAL error, which will kill off the entire prog.
 300 Dumps self.
 301
 302 error(value)
 303 =================
 304 */
 305 void VM_error (void)
 306 {
 307         prvm_edict_t    *ed;
 308         char string[VM_STRINGTEMP_LENGTH];
 309
 310         VM_VarString(0, string, sizeof(string));
 311         Con_Printf("======%s ERROR in %s:\n%s\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 312         if (prog->globaloffsets.self >= 0)
 313         {
 314                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 315                 PRVM_ED_Print(ed, NULL);
 316         }
 317
 318         PRVM_ERROR ("%s: Program error in function %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 319 }
 320
 321 /*
 322 =================
 323 VM_objerror
 324
 325 Dumps out self, then an error message.  The program is aborted and self is
 326 removed, but the level can continue.
 327
 328 objerror(value)
 329 =================
 330 */
 331 void VM_objerror (void)
 332 {
 333         prvm_edict_t    *ed;
 334         char string[VM_STRINGTEMP_LENGTH];
 335
 336         VM_VarString(0, string, sizeof(string));
 337         Con_Printf("======OBJECT ERROR======\n"); // , PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string); // or include them? FIXME
 338         if (prog->globaloffsets.self >= 0)
 339         {
 340                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 341                 PRVM_ED_Print(ed, NULL);
 342
 343                 PRVM_ED_Free (ed);
 344         }
 345         else
 346                 // objerror has to display the object fields -> else call
 347                 PRVM_ERROR ("VM_objecterror: self not defined !");
 348         Con_Printf("%s OBJECT ERROR in %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 349 }
 350
 351 /*
 352 =================
 353 VM_print
 354
 355 print to console
 356
 357 print(...[string])
 358 =================
 359 */
 360 void VM_print (void)
 361 {
 362         char string[VM_STRINGTEMP_LENGTH];
 363
 364         VM_VarString(0, string, sizeof(string));
 365         Con_Print(string);
 366 }
 367
 368 /*
 369 =================
 370 VM_bprint
 371
 372 broadcast print to everyone on server
 373
 374 bprint(...[string])
 375 =================
 376 */
 377 void VM_bprint (void)
 378 {
 379         char string[VM_STRINGTEMP_LENGTH];
 380
 381         if(!sv.active)
 382         {
 383                 VM_Warning("VM_bprint: game is not server(%s) !\n", PRVM_NAME);
 384                 return;
 385         }
 386
 387         VM_VarString(0, string, sizeof(string));
 388         SV_BroadcastPrint(string);
 389 }
 390
 391 /*
 392 =================
 393 VM_sprint (menu & client but only if server.active == true)
 394
 395 single print to a specific client
 396
 397 sprint(float clientnum,...[string])
 398 =================
 399 */
 400 void VM_sprint (void)
 401 {
 402         client_t        *client;
 403         int                     clientnum;
 404         char string[VM_STRINGTEMP_LENGTH];
 405
 406         VM_SAFEPARMCOUNTRANGE(1, 8, VM_sprint);
 407
 408         //find client for this entity
 409         clientnum = (int)PRVM_G_FLOAT(OFS_PARM0);
 410         if (!sv.active  || clientnum < 0 || clientnum >= svs.maxclients || !svs.clients[clientnum].active)
 411         {
 412                 VM_Warning("VM_sprint: %s: invalid client or server is not active !\n", PRVM_NAME);
 413                 return;
 414         }
 415
 416         client = svs.clients + clientnum;
 417         if (!client->netconnection)
 418                 return;
 419
 420         VM_VarString(1, string, sizeof(string));
 421         MSG_WriteChar(&client->netconnection->message,svc_print);
 422         MSG_WriteString(&client->netconnection->message, string);
 423 }
 424
 425 /*
 426 =================
 427 VM_centerprint
 428
 429 single print to the screen
 430
 431 centerprint(value)
 432 =================
 433 */
 434 void VM_centerprint (void)
 435 {
 436         char string[VM_STRINGTEMP_LENGTH];
 437
 438         VM_SAFEPARMCOUNTRANGE(1, 8, VM_centerprint);
 439         VM_VarString(0, string, sizeof(string));
 440         SCR_CenterPrint(string);
 441 }
 442
 443 /*
 444 =================
 445 VM_normalize
 446
 447 vector normalize(vector)
 448 =================
 449 */
 450 void VM_normalize (void)
 451 {
 452         float   *value1;
 453         vec3_t  newvalue;
 454         double  f;
 455
 456         VM_SAFEPARMCOUNT(1,VM_normalize);
 457
 458         value1 = PRVM_G_VECTOR(OFS_PARM0);
 459
 460         f = VectorLength2(value1);
 461         if (f)
 462         {
 463                 f = 1.0 / sqrt(f);
 464                 VectorScale(value1, f, newvalue);
 465         }
 466         else
 467                 VectorClear(newvalue);
 468
 469         VectorCopy (newvalue, PRVM_G_VECTOR(OFS_RETURN));
 470 }
 471
 472 /*
 473 =================
 474 VM_vlen
 475
 476 scalar vlen(vector)
 477 =================
 478 */
 479 void VM_vlen (void)
 480 {
 481         VM_SAFEPARMCOUNT(1,VM_vlen);
 482         PRVM_G_FLOAT(OFS_RETURN) = VectorLength(PRVM_G_VECTOR(OFS_PARM0));
 483 }
 484
 485 /*
 486 =================
 487 VM_vectoyaw
 488
 489 float vectoyaw(vector)
 490 =================
 491 */
 492 void VM_vectoyaw (void)
 493 {
 494         float   *value1;
 495         float   yaw;
 496
 497         VM_SAFEPARMCOUNT(1,VM_vectoyaw);
 498
 499         value1 = PRVM_G_VECTOR(OFS_PARM0);
 500
 501         if (value1[1] == 0 && value1[0] == 0)
 502                 yaw = 0;
 503         else
 504         {
 505                 yaw = (int) (atan2(value1[1], value1[0]) * 180 / M_PI);
 506                 if (yaw < 0)
 507                         yaw += 360;
 508         }
 509
 510         PRVM_G_FLOAT(OFS_RETURN) = yaw;
 511 }
 512
 513
 514 /*
 515 =================
 516 VM_vectoangles
 517
 518 vector vectoangles(vector[, vector])
 519 =================
 520 */
 521 void VM_vectoangles (void)
 522 {
 523         VM_SAFEPARMCOUNTRANGE(1, 2,VM_vectoangles);
 524
 525         AnglesFromVectors(PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_PARM0), prog->argc >= 2 ? PRVM_G_VECTOR(OFS_PARM1) : NULL, true);
 526 }
 527
 528 /*
 529 =================
 530 VM_random
 531
 532 Returns a number from 0<= num < 1
 533
 534 float random()
 535 =================
 536 */
 537 void VM_random (void)
 538 {
 539         VM_SAFEPARMCOUNT(0,VM_random);
 540
 541         PRVM_G_FLOAT(OFS_RETURN) = lhrandom(0, 1);
 542 }
 543
 544 /*
 545 =========
 546 VM_localsound
 547
 548 localsound(string sample)
 549 =========
 550 */
 551 void VM_localsound(void)
 552 {
 553         const char *s;
 554
 555         VM_SAFEPARMCOUNT(1,VM_localsound);
 556
 557         s = PRVM_G_STRING(OFS_PARM0);
 558
 559         if(!S_LocalSound (s))
 560         {
 561                 PRVM_G_FLOAT(OFS_RETURN) = -4;
 562                 VM_Warning("VM_localsound: Failed to play %s for %s !\n", s, PRVM_NAME);
 563                 return;
 564         }
 565
 566         PRVM_G_FLOAT(OFS_RETURN) = 1;
 567 }
 568
 569 /*
 570 =================
 571 VM_break
 572
 573 break()
 574 =================
 575 */
 576 void VM_break (void)
 577 {
 578         PRVM_ERROR ("%s: break statement", PRVM_NAME);
 579 }
 580
 581 //============================================================================
 582
 583 /*
 584 =================
 585 VM_localcmd
 586
 587 Sends text over to the client's execution buffer
 588
 589 [localcmd (string, ...) or]
 590 cmd (string, ...)
 591 =================
 592 */
 593 void VM_localcmd (void)
 594 {
 595         char string[VM_STRINGTEMP_LENGTH];
 596         VM_SAFEPARMCOUNTRANGE(1, 8, VM_localcmd);
 597         VM_VarString(0, string, sizeof(string));
 598         Cbuf_AddText(string);
 599 }
 600
 601 static qboolean PRVM_Cvar_ReadOk(const char *string)
 602 {
 603         cvar_t *cvar;
 604         cvar = Cvar_FindVar(string);
 605         return ((cvar) && ((cvar->flags & CVAR_PRIVATE) == 0));
 606 }
 607
 608 /*
 609 =================
 610 VM_cvar
 611
 612 float cvar (string)
 613 =================
 614 */
 615 void VM_cvar (void)
 616 {
 617         char string[VM_STRINGTEMP_LENGTH];
 618         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
 619         VM_VarString(0, string, sizeof(string));
 620         VM_CheckEmptyString(string);
 621         PRVM_G_FLOAT(OFS_RETURN) = PRVM_Cvar_ReadOk(string) ? Cvar_VariableValue(string) : 0;
 622 }
 623
 624 /*
 625 =================
 626 VM_cvar
 627
 628 float cvar_type (string)
 629 float CVAR_TYPEFLAG_EXISTS = 1;
 630 float CVAR_TYPEFLAG_SAVED = 2;
 631 float CVAR_TYPEFLAG_PRIVATE = 4;
 632 float CVAR_TYPEFLAG_ENGINE = 8;
 633 float CVAR_TYPEFLAG_HASDESCRIPTION = 16;
 634 float CVAR_TYPEFLAG_READONLY = 32;
 635 =================
 636 */
 637 void VM_cvar_type (void)
 638 {
 639         char string[VM_STRINGTEMP_LENGTH];
 640         cvar_t *cvar;
 641         int ret;
 642
 643         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
 644         VM_VarString(0, string, sizeof(string));
 645         VM_CheckEmptyString(string);
 646         cvar = Cvar_FindVar(string);
 647
 648
 649         if(!cvar)
 650         {
 651                 PRVM_G_FLOAT(OFS_RETURN) = 0;
 652                 return; // CVAR_TYPE_NONE
 653         }
 654
 655         ret = 1; // CVAR_EXISTS
 656         if(cvar->flags & CVAR_SAVE)
 657                 ret |= 2; // CVAR_TYPE_SAVED
 658         if(cvar->flags & CVAR_PRIVATE)
 659                 ret |= 4; // CVAR_TYPE_PRIVATE
 660         if(!(cvar->flags & CVAR_ALLOCATED))
 661                 ret |= 8; // CVAR_TYPE_ENGINE
 662         if(cvar->description != cvar_dummy_description)
 663                 ret |= 16; // CVAR_TYPE_HASDESCRIPTION
 664         if(cvar->flags & CVAR_READONLY)
 665                 ret |= 32; // CVAR_TYPE_READONLY
 666
 667         PRVM_G_FLOAT(OFS_RETURN) = ret;
 668 }
 669
 670 /*
 671 =================
 672 VM_cvar_string
 673
 674 const string    VM_cvar_string (string, ...)
 675 =================
 676 */
 677 void VM_cvar_string(void)
 678 {
 679         char string[VM_STRINGTEMP_LENGTH];
 680         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_string);
 681         VM_VarString(0, string, sizeof(string));
 682         VM_CheckEmptyString(string);
 683         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_Cvar_ReadOk(string) ? Cvar_VariableString(string) : "");
 684 }
 685
 686
 687 /*
 688 ========================
 689 VM_cvar_defstring
 690
 691 const string    VM_cvar_defstring (string, ...)
 692 ========================
 693 */
 694 void VM_cvar_defstring (void)
 695 {
 696         char string[VM_STRINGTEMP_LENGTH];
 697         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_defstring);
 698         VM_VarString(0, string, sizeof(string));
 699         VM_CheckEmptyString(string);
 700         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDefString(string));
 701 }
 702
 703 /*
 704 ========================
 705 VM_cvar_defstring
 706
 707 const string    VM_cvar_description (string, ...)
 708 ========================
 709 */
 710 void VM_cvar_description (void)
 711 {
 712         char string[VM_STRINGTEMP_LENGTH];
 713         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_description);
 714         VM_VarString(0, string, sizeof(string));
 715         VM_CheckEmptyString(string);
 716         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDescription(string));
 717 }
 718 /*
 719 =================
 720 VM_cvar_set
 721
 722 void cvar_set (string,string, ...)
 723 =================
 724 */
 725 void VM_cvar_set (void)
 726 {
 727         const char *name;
 728         char string[VM_STRINGTEMP_LENGTH];
 729         VM_SAFEPARMCOUNTRANGE(2,8,VM_cvar_set);
 730         VM_VarString(1, string, sizeof(string));
 731         name = PRVM_G_STRING(OFS_PARM0);
 732         VM_CheckEmptyString(name);
 733         Cvar_Set(name, string);
 734 }
 735
 736 /*
 737 =========
 738 VM_dprint
 739
 740 dprint(...[string])
 741 =========
 742 */
 743 void VM_dprint (void)
 744 {
 745         char string[VM_STRINGTEMP_LENGTH];
 746         VM_SAFEPARMCOUNTRANGE(1, 8, VM_dprint);
 747         if (developer.integer)
 748         {
 749                 VM_VarString(0, string, sizeof(string));
 750 #if 1
 751                 Con_Printf("%s", string);
 752 #else
 753                 Con_Printf("%s: %s", PRVM_NAME, string);
 754 #endif
 755         }
 756 }
 757
 758 /*
 759 =========
 760 VM_ftos
 761
 762 string  ftos(float)
 763 =========
 764 */
 765
 766 void VM_ftos (void)
 767 {
 768         float v;
 769         char s[128];
 770
 771         VM_SAFEPARMCOUNT(1, VM_ftos);
 772
 773         v = PRVM_G_FLOAT(OFS_PARM0);
 774
 775         if ((float)((int)v) == v)
 776                 dpsnprintf(s, sizeof(s), "%i", (int)v);
 777         else
 778                 dpsnprintf(s, sizeof(s), "%f", v);
 779         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 780 }
 781
 782 /*
 783 =========
 784 VM_fabs
 785
 786 float   fabs(float)
 787 =========
 788 */
 789
 790 void VM_fabs (void)
 791 {
 792         float   v;
 793
 794         VM_SAFEPARMCOUNT(1,VM_fabs);
 795
 796         v = PRVM_G_FLOAT(OFS_PARM0);
 797         PRVM_G_FLOAT(OFS_RETURN) = fabs(v);
 798 }
 799
 800 /*
 801 =========
 802 VM_vtos
 803
 804 string  vtos(vector)
 805 =========
 806 */
 807
 808 void VM_vtos (void)
 809 {
 810         char s[512];
 811
 812         VM_SAFEPARMCOUNT(1,VM_vtos);
 813
 814         dpsnprintf (s, sizeof(s), "'%5.1f %5.1f %5.1f'", PRVM_G_VECTOR(OFS_PARM0)[0], PRVM_G_VECTOR(OFS_PARM0)[1], PRVM_G_VECTOR(OFS_PARM0)[2]);
 815         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 816 }
 817
 818 /*
 819 =========
 820 VM_etos
 821
 822 string  etos(entity)
 823 =========
 824 */
 825
 826 void VM_etos (void)
 827 {
 828         char s[128];
 829
 830         VM_SAFEPARMCOUNT(1, VM_etos);
 831
 832         dpsnprintf (s, sizeof(s), "entity %i", PRVM_G_EDICTNUM(OFS_PARM0));
 833         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 834 }
 835
 836 /*
 837 =========
 838 VM_stof
 839
 840 float stof(...[string])
 841 =========
 842 */
 843 void VM_stof(void)
 844 {
 845         char string[VM_STRINGTEMP_LENGTH];
 846         VM_SAFEPARMCOUNTRANGE(1, 8, VM_stof);
 847         VM_VarString(0, string, sizeof(string));
 848         PRVM_G_FLOAT(OFS_RETURN) = atof(string);
 849 }
 850
 851 /*
 852 ========================
 853 VM_itof
 854
 855 float itof(intt ent)
 856 ========================
 857 */
 858 void VM_itof(void)
 859 {
 860         VM_SAFEPARMCOUNT(1, VM_itof);
 861         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
 862 }
 863
 864 /*
 865 ========================
 866 VM_ftoe
 867
 868 entity ftoe(float num)
 869 ========================
 870 */
 871 void VM_ftoe(void)
 872 {
 873         int ent;
 874         VM_SAFEPARMCOUNT(1, VM_ftoe);
 875
 876         ent = (int)PRVM_G_FLOAT(OFS_PARM0);
 877         if (ent < 0 || ent >= MAX_EDICTS || PRVM_PROG_TO_EDICT(ent)->priv.required->free)
 878                 ent = 0; // return world instead of a free or invalid entity
 879
 880         PRVM_G_INT(OFS_RETURN) = ent;
 881 }
 882
 883 /*
 884 ========================
 885 VM_etof
 886
 887 float etof(entity ent)
 888 ========================
 889 */
 890 void VM_etof(void)
 891 {
 892         VM_SAFEPARMCOUNT(1, VM_etof);
 893         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_EDICTNUM(OFS_PARM0);
 894 }
 895
 896 /*
 897 =========
 898 VM_strftime
 899
 900 string strftime(float uselocaltime, string[, string ...])
 901 =========
 902 */
 903 void VM_strftime(void)
 904 {
 905         time_t t;
 906 #if _MSC_VER >= 1400
 907         struct tm tm;
 908         int tmresult;
 909 #else
 910         struct tm *tm;
 911 #endif
 912         char fmt[VM_STRINGTEMP_LENGTH];
 913         char result[VM_STRINGTEMP_LENGTH];
 914         VM_SAFEPARMCOUNTRANGE(2, 8, VM_strftime);
 915         VM_VarString(1, fmt, sizeof(fmt));
 916         t = time(NULL);
 917 #if _MSC_VER >= 1400
 918         if (PRVM_G_FLOAT(OFS_PARM0))
 919                 tmresult = localtime_s(&tm, &t);
 920         else
 921                 tmresult = gmtime_s(&tm, &t);
 922         if (!tmresult)
 923 #else
 924         if (PRVM_G_FLOAT(OFS_PARM0))
 925                 tm = localtime(&t);
 926         else
 927                 tm = gmtime(&t);
 928         if (!tm)
 929 #endif
 930         {
 931                 PRVM_G_INT(OFS_RETURN) = 0;
 932                 return;
 933         }
 934 #if _MSC_VER >= 1400
 935         strftime(result, sizeof(result), fmt, &tm);
 936 #else
 937         strftime(result, sizeof(result), fmt, tm);
 938 #endif
 939         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(result);
 940 }
 941
 942 /*
 943 =========
 944 VM_spawn
 945
 946 entity spawn()
 947 =========
 948 */
 949
 950 void VM_spawn (void)
 951 {
 952         prvm_edict_t    *ed;
 953         VM_SAFEPARMCOUNT(0, VM_spawn);
 954         prog->xfunction->builtinsprofile += 20;
 955         ed = PRVM_ED_Alloc();
 956         VM_RETURN_EDICT(ed);
 957 }
 958
 959 /*
 960 =========
 961 VM_remove
 962
 963 remove(entity e)
 964 =========
 965 */
 966
 967 void VM_remove (void)
 968 {
 969         prvm_edict_t    *ed;
 970         prog->xfunction->builtinsprofile += 20;
 971
 972         VM_SAFEPARMCOUNT(1, VM_remove);
 973
 974         ed = PRVM_G_EDICT(OFS_PARM0);
 975         if( PRVM_NUM_FOR_EDICT(ed) <= prog->reserved_edicts )
 976         {
 977                 if (developer.integer >= 1)
 978                         VM_Warning( "VM_remove: tried to remove the null entity or a reserved entity!\n" );
 979         }
 980         else if( ed->priv.required->free )
 981         {
 982                 if (developer.integer >= 1)
 983                         VM_Warning( "VM_remove: tried to remove an already freed entity!\n" );
 984         }
 985         else
 986                 PRVM_ED_Free (ed);
 987 }
 988
 989 /*
 990 =========
 991 VM_find
 992
 993 entity  find(entity start, .string field, string match)
 994 =========
 995 */
 996
 997 void VM_find (void)
 998 {
 999         int             e;
1000         int             f;
1001         const char      *s, *t;
1002         prvm_edict_t    *ed;
1003
1004         VM_SAFEPARMCOUNT(3,VM_find);
1005
1006         e = PRVM_G_EDICTNUM(OFS_PARM0);
1007         f = PRVM_G_INT(OFS_PARM1);
1008         s = PRVM_G_STRING(OFS_PARM2);
1009
1010         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1011         // expects it to find all the monsters, so we must be careful to support
1012         // searching for ""
1013
1014         for (e++ ; e < prog->num_edicts ; e++)
1015         {
1016                 prog->xfunction->builtinsprofile++;
1017                 ed = PRVM_EDICT_NUM(e);
1018                 if (ed->priv.required->free)
1019                         continue;
1020                 t = PRVM_E_STRING(ed,f);
1021                 if (!t)
1022                         t = "";
1023                 if (!strcmp(t,s))
1024                 {
1025                         VM_RETURN_EDICT(ed);
1026                         return;
1027                 }
1028         }
1029
1030         VM_RETURN_EDICT(prog->edicts);
1031 }
1032
1033 /*
1034 =========
1035 VM_findfloat
1036
1037   entity        findfloat(entity start, .float field, float match)
1038   entity        findentity(entity start, .entity field, entity match)
1039 =========
1040 */
1041 // LordHavoc: added this for searching float, int, and entity reference fields
1042 void VM_findfloat (void)
1043 {
1044         int             e;
1045         int             f;
1046         float   s;
1047         prvm_edict_t    *ed;
1048
1049         VM_SAFEPARMCOUNT(3,VM_findfloat);
1050
1051         e = PRVM_G_EDICTNUM(OFS_PARM0);
1052         f = PRVM_G_INT(OFS_PARM1);
1053         s = PRVM_G_FLOAT(OFS_PARM2);
1054
1055         for (e++ ; e < prog->num_edicts ; e++)
1056         {
1057                 prog->xfunction->builtinsprofile++;
1058                 ed = PRVM_EDICT_NUM(e);
1059                 if (ed->priv.required->free)
1060                         continue;
1061                 if (PRVM_E_FLOAT(ed,f) == s)
1062                 {
1063                         VM_RETURN_EDICT(ed);
1064                         return;
1065                 }
1066         }
1067
1068         VM_RETURN_EDICT(prog->edicts);
1069 }
1070
1071 /*
1072 =========
1073 VM_findchain
1074
1075 entity  findchain(.string field, string match)
1076 =========
1077 */
1078 // chained search for strings in entity fields
1079 // entity(.string field, string match) findchain = #402;
1080 void VM_findchain (void)
1081 {
1082         int             i;
1083         int             f;
1084         const char      *s, *t;
1085         prvm_edict_t    *ent, *chain;
1086         int chainfield;
1087
1088         VM_SAFEPARMCOUNTRANGE(2,3,VM_findchain);
1089
1090         if(prog->argc == 3)
1091                 chainfield = PRVM_G_INT(OFS_PARM2);
1092         else
1093                 chainfield = prog->fieldoffsets.chain;
1094         if (chainfield < 0)
1095                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1096
1097         chain = prog->edicts;
1098
1099         f = PRVM_G_INT(OFS_PARM0);
1100         s = PRVM_G_STRING(OFS_PARM1);
1101
1102         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1103         // expects it to find all the monsters, so we must be careful to support
1104         // searching for ""
1105
1106         ent = PRVM_NEXT_EDICT(prog->edicts);
1107         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1108         {
1109                 prog->xfunction->builtinsprofile++;
1110                 if (ent->priv.required->free)
1111                         continue;
1112                 t = PRVM_E_STRING(ent,f);
1113                 if (!t)
1114                         t = "";
1115                 if (strcmp(t,s))
1116                         continue;
1117
1118                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_NUM_FOR_EDICT(chain);
1119                 chain = ent;
1120         }
1121
1122         VM_RETURN_EDICT(chain);
1123 }
1124
1125 /*
1126 =========
1127 VM_findchainfloat
1128
1129 entity  findchainfloat(.string field, float match)
1130 entity  findchainentity(.string field, entity match)
1131 =========
1132 */
1133 // LordHavoc: chained search for float, int, and entity reference fields
1134 // entity(.string field, float match) findchainfloat = #403;
1135 void VM_findchainfloat (void)
1136 {
1137         int             i;
1138         int             f;
1139         float   s;
1140         prvm_edict_t    *ent, *chain;
1141         int chainfield;
1142
1143         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainfloat);
1144
1145         if(prog->argc == 3)
1146                 chainfield = PRVM_G_INT(OFS_PARM2);
1147         else
1148                 chainfield = prog->fieldoffsets.chain;
1149         if (chainfield < 0)
1150                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1151
1152         chain = (prvm_edict_t *)prog->edicts;
1153
1154         f = PRVM_G_INT(OFS_PARM0);
1155         s = PRVM_G_FLOAT(OFS_PARM1);
1156
1157         ent = PRVM_NEXT_EDICT(prog->edicts);
1158         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1159         {
1160                 prog->xfunction->builtinsprofile++;
1161                 if (ent->priv.required->free)
1162                         continue;
1163                 if (PRVM_E_FLOAT(ent,f) != s)
1164                         continue;
1165
1166                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1167                 chain = ent;
1168         }
1169
1170         VM_RETURN_EDICT(chain);
1171 }
1172
1173 /*
1174 ========================
1175 VM_findflags
1176
1177 entity  findflags(entity start, .float field, float match)
1178 ========================
1179 */
1180 // LordHavoc: search for flags in float fields
1181 void VM_findflags (void)
1182 {
1183         int             e;
1184         int             f;
1185         int             s;
1186         prvm_edict_t    *ed;
1187
1188         VM_SAFEPARMCOUNT(3, VM_findflags);
1189
1190
1191         e = PRVM_G_EDICTNUM(OFS_PARM0);
1192         f = PRVM_G_INT(OFS_PARM1);
1193         s = (int)PRVM_G_FLOAT(OFS_PARM2);
1194
1195         for (e++ ; e < prog->num_edicts ; e++)
1196         {
1197                 prog->xfunction->builtinsprofile++;
1198                 ed = PRVM_EDICT_NUM(e);
1199                 if (ed->priv.required->free)
1200                         continue;
1201                 if (!PRVM_E_FLOAT(ed,f))
1202                         continue;
1203                 if ((int)PRVM_E_FLOAT(ed,f) & s)
1204                 {
1205                         VM_RETURN_EDICT(ed);
1206                         return;
1207                 }
1208         }
1209
1210         VM_RETURN_EDICT(prog->edicts);
1211 }
1212
1213 /*
1214 ========================
1215 VM_findchainflags
1216
1217 entity  findchainflags(.float field, float match)
1218 ========================
1219 */
1220 // LordHavoc: chained search for flags in float fields
1221 void VM_findchainflags (void)
1222 {
1223         int             i;
1224         int             f;
1225         int             s;
1226         prvm_edict_t    *ent, *chain;
1227         int chainfield;
1228
1229         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainflags);
1230
1231         if(prog->argc == 3)
1232                 chainfield = PRVM_G_INT(OFS_PARM2);
1233         else
1234                 chainfield = prog->fieldoffsets.chain;
1235         if (chainfield < 0)
1236                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1237
1238         chain = (prvm_edict_t *)prog->edicts;
1239
1240         f = PRVM_G_INT(OFS_PARM0);
1241         s = (int)PRVM_G_FLOAT(OFS_PARM1);
1242
1243         ent = PRVM_NEXT_EDICT(prog->edicts);
1244         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1245         {
1246                 prog->xfunction->builtinsprofile++;
1247                 if (ent->priv.required->free)
1248                         continue;
1249                 if (!PRVM_E_FLOAT(ent,f))
1250                         continue;
1251                 if (!((int)PRVM_E_FLOAT(ent,f) & s))
1252                         continue;
1253
1254                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1255                 chain = ent;
1256         }
1257
1258         VM_RETURN_EDICT(chain);
1259 }
1260
1261 /*
1262 =========
1263 VM_precache_sound
1264
1265 string  precache_sound (string sample)
1266 =========
1267 */
1268 void VM_precache_sound (void)
1269 {
1270         const char *s;
1271
1272         VM_SAFEPARMCOUNT(1, VM_precache_sound);
1273
1274         s = PRVM_G_STRING(OFS_PARM0);
1275         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1276         //VM_CheckEmptyString(s);
1277
1278         if(snd_initialized.integer && !S_PrecacheSound(s, true, true))
1279         {
1280                 VM_Warning("VM_precache_sound: Failed to load %s for %s\n", s, PRVM_NAME);
1281                 return;
1282         }
1283 }
1284
1285 /*
1286 =================
1287 VM_precache_file
1288
1289 returns the same string as output
1290
1291 does nothing, only used by qcc to build .pak archives
1292 =================
1293 */
1294 void VM_precache_file (void)
1295 {
1296         VM_SAFEPARMCOUNT(1,VM_precache_file);
1297         // precache_file is only used to copy files with qcc, it does nothing
1298         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1299 }
1300
1301 /*
1302 =========
1303 VM_coredump
1304
1305 coredump()
1306 =========
1307 */
1308 void VM_coredump (void)
1309 {
1310         VM_SAFEPARMCOUNT(0,VM_coredump);
1311
1312         Cbuf_AddText("prvm_edicts ");
1313         Cbuf_AddText(PRVM_NAME);
1314         Cbuf_AddText("\n");
1315 }
1316
1317 /*
1318 =========
1319 VM_stackdump
1320
1321 stackdump()
1322 =========
1323 */
1324 void PRVM_StackTrace(void);
1325 void VM_stackdump (void)
1326 {
1327         VM_SAFEPARMCOUNT(0, VM_stackdump);
1328
1329         PRVM_StackTrace();
1330 }
1331
1332 /*
1333 =========
1334 VM_crash
1335
1336 crash()
1337 =========
1338 */
1339
1340 void VM_crash(void)
1341 {
1342         VM_SAFEPARMCOUNT(0, VM_crash);
1343
1344         PRVM_ERROR("Crash called by %s",PRVM_NAME);
1345 }
1346
1347 /*
1348 =========
1349 VM_traceon
1350
1351 traceon()
1352 =========
1353 */
1354 void VM_traceon (void)
1355 {
1356         VM_SAFEPARMCOUNT(0,VM_traceon);
1357
1358         prog->trace = true;
1359 }
1360
1361 /*
1362 =========
1363 VM_traceoff
1364
1365 traceoff()
1366 =========
1367 */
1368 void VM_traceoff (void)
1369 {
1370         VM_SAFEPARMCOUNT(0,VM_traceoff);
1371
1372         prog->trace = false;
1373 }
1374
1375 /*
1376 =========
1377 VM_eprint
1378
1379 eprint(entity e)
1380 =========
1381 */
1382 void VM_eprint (void)
1383 {
1384         VM_SAFEPARMCOUNT(1,VM_eprint);
1385
1386         PRVM_ED_PrintNum (PRVM_G_EDICTNUM(OFS_PARM0), NULL);
1387 }
1388
1389 /*
1390 =========
1391 VM_rint
1392
1393 float   rint(float)
1394 =========
1395 */
1396 void VM_rint (void)
1397 {
1398         float f;
1399         VM_SAFEPARMCOUNT(1,VM_rint);
1400
1401         f = PRVM_G_FLOAT(OFS_PARM0);
1402         if (f > 0)
1403                 PRVM_G_FLOAT(OFS_RETURN) = floor(f + 0.5);
1404         else
1405                 PRVM_G_FLOAT(OFS_RETURN) = ceil(f - 0.5);
1406 }
1407
1408 /*
1409 =========
1410 VM_floor
1411
1412 float   floor(float)
1413 =========
1414 */
1415 void VM_floor (void)
1416 {
1417         VM_SAFEPARMCOUNT(1,VM_floor);
1418
1419         PRVM_G_FLOAT(OFS_RETURN) = floor(PRVM_G_FLOAT(OFS_PARM0));
1420 }
1421
1422 /*
1423 =========
1424 VM_ceil
1425
1426 float   ceil(float)
1427 =========
1428 */
1429 void VM_ceil (void)
1430 {
1431         VM_SAFEPARMCOUNT(1,VM_ceil);
1432
1433         PRVM_G_FLOAT(OFS_RETURN) = ceil(PRVM_G_FLOAT(OFS_PARM0));
1434 }
1435
1436
1437 /*
1438 =============
1439 VM_nextent
1440
1441 entity  nextent(entity)
1442 =============
1443 */
1444 void VM_nextent (void)
1445 {
1446         int             i;
1447         prvm_edict_t    *ent;
1448
1449         VM_SAFEPARMCOUNT(1, VM_nextent);
1450
1451         i = PRVM_G_EDICTNUM(OFS_PARM0);
1452         while (1)
1453         {
1454                 prog->xfunction->builtinsprofile++;
1455                 i++;
1456                 if (i == prog->num_edicts)
1457                 {
1458                         VM_RETURN_EDICT(prog->edicts);
1459                         return;
1460                 }
1461                 ent = PRVM_EDICT_NUM(i);
1462                 if (!ent->priv.required->free)
1463                 {
1464                         VM_RETURN_EDICT(ent);
1465                         return;
1466                 }
1467         }
1468 }
1469
1470 //=============================================================================
1471
1472 /*
1473 ==============
1474 VM_changelevel
1475 server and menu
1476
1477 changelevel(string map)
1478 ==============
1479 */
1480 void VM_changelevel (void)
1481 {
1482         VM_SAFEPARMCOUNT(1, VM_changelevel);
1483
1484         if(!sv.active)
1485         {
1486                 VM_Warning("VM_changelevel: game is not server (%s)\n", PRVM_NAME);
1487                 return;
1488         }
1489
1490 // make sure we don't issue two changelevels
1491         if (svs.changelevel_issued)
1492                 return;
1493         svs.changelevel_issued = true;
1494
1495         Cbuf_AddText (va("changelevel %s\n",PRVM_G_STRING(OFS_PARM0)));
1496 }
1497
1498 /*
1499 =========
1500 VM_sin
1501
1502 float   sin(float)
1503 =========
1504 */
1505 void VM_sin (void)
1506 {
1507         VM_SAFEPARMCOUNT(1,VM_sin);
1508         PRVM_G_FLOAT(OFS_RETURN) = sin(PRVM_G_FLOAT(OFS_PARM0));
1509 }
1510
1511 /*
1512 =========
1513 VM_cos
1514 float   cos(float)
1515 =========
1516 */
1517 void VM_cos (void)
1518 {
1519         VM_SAFEPARMCOUNT(1,VM_cos);
1520         PRVM_G_FLOAT(OFS_RETURN) = cos(PRVM_G_FLOAT(OFS_PARM0));
1521 }
1522
1523 /*
1524 =========
1525 VM_sqrt
1526
1527 float   sqrt(float)
1528 =========
1529 */
1530 void VM_sqrt (void)
1531 {
1532         VM_SAFEPARMCOUNT(1,VM_sqrt);
1533         PRVM_G_FLOAT(OFS_RETURN) = sqrt(PRVM_G_FLOAT(OFS_PARM0));
1534 }
1535
1536 /*
1537 =========
1538 VM_asin
1539
1540 float   asin(float)
1541 =========
1542 */
1543 void VM_asin (void)
1544 {
1545         VM_SAFEPARMCOUNT(1,VM_asin);
1546         PRVM_G_FLOAT(OFS_RETURN) = asin(PRVM_G_FLOAT(OFS_PARM0));
1547 }
1548
1549 /*
1550 =========
1551 VM_acos
1552 float   acos(float)
1553 =========
1554 */
1555 void VM_acos (void)
1556 {
1557         VM_SAFEPARMCOUNT(1,VM_acos);
1558         PRVM_G_FLOAT(OFS_RETURN) = acos(PRVM_G_FLOAT(OFS_PARM0));
1559 }
1560
1561 /*
1562 =========
1563 VM_atan
1564 float   atan(float)
1565 =========
1566 */
1567 void VM_atan (void)
1568 {
1569         VM_SAFEPARMCOUNT(1,VM_atan);
1570         PRVM_G_FLOAT(OFS_RETURN) = atan(PRVM_G_FLOAT(OFS_PARM0));
1571 }
1572
1573 /*
1574 =========
1575 VM_atan2
1576 float   atan2(float,float)
1577 =========
1578 */
1579 void VM_atan2 (void)
1580 {
1581         VM_SAFEPARMCOUNT(2,VM_atan2);
1582         PRVM_G_FLOAT(OFS_RETURN) = atan2(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1583 }
1584
1585 /*
1586 =========
1587 VM_tan
1588 float   tan(float)
1589 =========
1590 */
1591 void VM_tan (void)
1592 {
1593         VM_SAFEPARMCOUNT(1,VM_tan);
1594         PRVM_G_FLOAT(OFS_RETURN) = tan(PRVM_G_FLOAT(OFS_PARM0));
1595 }
1596
1597 /*
1598 =================
1599 VM_randomvec
1600
1601 Returns a vector of length < 1 and > 0
1602
1603 vector randomvec()
1604 =================
1605 */
1606 void VM_randomvec (void)
1607 {
1608         vec3_t          temp;
1609         //float         length;
1610
1611         VM_SAFEPARMCOUNT(0, VM_randomvec);
1612
1613         //// WTF ??
1614         do
1615         {
1616                 temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1617                 temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1618                 temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1619         }
1620         while (DotProduct(temp, temp) >= 1);
1621         VectorCopy (temp, PRVM_G_VECTOR(OFS_RETURN));
1622
1623         /*
1624         temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1625         temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1626         temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1627         // length returned always > 0
1628         length = (rand()&32766 + 1) * (1.0 / 32767.0) / VectorLength(temp);
1629         VectorScale(temp,length, temp);*/
1630         //VectorCopy(temp, PRVM_G_VECTOR(OFS_RETURN));
1631 }
1632
1633 //=============================================================================
1634
1635 /*
1636 =========
1637 VM_registercvar
1638
1639 float   registercvar (string name, string value[, float flags])
1640 =========
1641 */
1642 void VM_registercvar (void)
1643 {
1644         const char *name, *value;
1645         int     flags;
1646
1647         VM_SAFEPARMCOUNTRANGE(2, 3, VM_registercvar);
1648
1649         name = PRVM_G_STRING(OFS_PARM0);
1650         value = PRVM_G_STRING(OFS_PARM1);
1651         flags = prog->argc >= 3 ? (int)PRVM_G_FLOAT(OFS_PARM2) : 0;
1652         PRVM_G_FLOAT(OFS_RETURN) = 0;
1653
1654         if(flags > CVAR_MAXFLAGSVAL)
1655                 return;
1656
1657 // first check to see if it has already been defined
1658         if (Cvar_FindVar (name))
1659                 return;
1660
1661 // check for overlap with a command
1662         if (Cmd_Exists (name))
1663         {
1664                 VM_Warning("VM_registercvar: %s is a command\n", name);
1665                 return;
1666         }
1667
1668         Cvar_Get(name, value, flags, NULL);
1669
1670         PRVM_G_FLOAT(OFS_RETURN) = 1; // success
1671 }
1672
1673
1674 /*
1675 =================
1676 VM_min
1677
1678 returns the minimum of two supplied floats
1679
1680 float min(float a, float b, ...[float])
1681 =================
1682 */
1683 void VM_min (void)
1684 {
1685         VM_SAFEPARMCOUNTRANGE(2, 8, VM_min);
1686         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1687         if (prog->argc >= 3)
1688         {
1689                 int i;
1690                 float f = PRVM_G_FLOAT(OFS_PARM0);
1691                 for (i = 1;i < prog->argc;i++)
1692                         if (f > PRVM_G_FLOAT((OFS_PARM0+i*3)))
1693                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1694                 PRVM_G_FLOAT(OFS_RETURN) = f;
1695         }
1696         else
1697                 PRVM_G_FLOAT(OFS_RETURN) = min(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1698 }
1699
1700 /*
1701 =================
1702 VM_max
1703
1704 returns the maximum of two supplied floats
1705
1706 float   max(float a, float b, ...[float])
1707 =================
1708 */
1709 void VM_max (void)
1710 {
1711         VM_SAFEPARMCOUNTRANGE(2, 8, VM_max);
1712         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1713         if (prog->argc >= 3)
1714         {
1715                 int i;
1716                 float f = PRVM_G_FLOAT(OFS_PARM0);
1717                 for (i = 1;i < prog->argc;i++)
1718                         if (f < PRVM_G_FLOAT((OFS_PARM0+i*3)))
1719                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1720                 PRVM_G_FLOAT(OFS_RETURN) = f;
1721         }
1722         else
1723                 PRVM_G_FLOAT(OFS_RETURN) = max(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1724 }
1725
1726 /*
1727 =================
1728 VM_bound
1729
1730 returns number bounded by supplied range
1731
1732 float   bound(float min, float value, float max)
1733 =================
1734 */
1735 void VM_bound (void)
1736 {
1737         VM_SAFEPARMCOUNT(3,VM_bound);
1738         PRVM_G_FLOAT(OFS_RETURN) = bound(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1), PRVM_G_FLOAT(OFS_PARM2));
1739 }
1740
1741 /*
1742 =================
1743 VM_pow
1744
1745 returns a raised to power b
1746
1747 float   pow(float a, float b)
1748 =================
1749 */
1750 void VM_pow (void)
1751 {
1752         VM_SAFEPARMCOUNT(2,VM_pow);
1753         PRVM_G_FLOAT(OFS_RETURN) = pow(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1754 }
1755
1756 void VM_log (void)
1757 {
1758         VM_SAFEPARMCOUNT(1,VM_log);
1759         PRVM_G_FLOAT(OFS_RETURN) = log(PRVM_G_FLOAT(OFS_PARM0));
1760 }
1761
1762 void VM_Files_Init(void)
1763 {
1764         int i;
1765         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1766                 prog->openfiles[i] = NULL;
1767 }
1768
1769 void VM_Files_CloseAll(void)
1770 {
1771         int i;
1772         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1773         {
1774                 if (prog->openfiles[i])
1775                         FS_Close(prog->openfiles[i]);
1776                 prog->openfiles[i] = NULL;
1777         }
1778 }
1779
1780 static qfile_t *VM_GetFileHandle( int index )
1781 {
1782         if (index < 0 || index >= PRVM_MAX_OPENFILES)
1783         {
1784                 Con_Printf("VM_GetFileHandle: invalid file handle %i used in %s\n", index, PRVM_NAME);
1785                 return NULL;
1786         }
1787         if (prog->openfiles[index] == NULL)
1788         {
1789                 Con_Printf("VM_GetFileHandle: no such file handle %i (or file has been closed) in %s\n", index, PRVM_NAME);
1790                 return NULL;
1791         }
1792         return prog->openfiles[index];
1793 }
1794
1795 /*
1796 =========
1797 VM_fopen
1798
1799 float   fopen(string filename, float mode)
1800 =========
1801 */
1802 // float(string filename, float mode) fopen = #110;
1803 // opens a file inside quake/gamedir/data/ (mode is FILE_READ, FILE_APPEND, or FILE_WRITE),
1804 // returns fhandle >= 0 if successful, or fhandle < 0 if unable to open file for any reason
1805 void VM_fopen(void)
1806 {
1807         int filenum, mode;
1808         const char *modestring, *filename;
1809
1810         VM_SAFEPARMCOUNT(2,VM_fopen);
1811
1812         for (filenum = 0;filenum < PRVM_MAX_OPENFILES;filenum++)
1813                 if (prog->openfiles[filenum] == NULL)
1814                         break;
1815         if (filenum >= PRVM_MAX_OPENFILES)
1816         {
1817                 PRVM_G_FLOAT(OFS_RETURN) = -2;
1818                 VM_Warning("VM_fopen: %s ran out of file handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENFILES);
1819                 return;
1820         }
1821         filename = PRVM_G_STRING(OFS_PARM0);
1822         mode = (int)PRVM_G_FLOAT(OFS_PARM1);
1823         switch(mode)
1824         {
1825         case 0: // FILE_READ
1826                 modestring = "rb";
1827                 prog->openfiles[filenum] = FS_OpenVirtualFile(va("data/%s", filename), false);
1828                 if (prog->openfiles[filenum] == NULL)
1829                         prog->openfiles[filenum] = FS_OpenVirtualFile(va("%s", filename), false);
1830                 break;
1831         case 1: // FILE_APPEND
1832                 modestring = "a";
1833                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1834                 break;
1835         case 2: // FILE_WRITE
1836                 modestring = "w";
1837                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1838                 break;
1839         default:
1840                 PRVM_G_FLOAT(OFS_RETURN) = -3;
1841                 VM_Warning("VM_fopen: %s: no such mode %i (valid: 0 = read, 1 = append, 2 = write)\n", PRVM_NAME, mode);
1842                 return;
1843         }
1844
1845         if (prog->openfiles[filenum] == NULL)
1846         {
1847                 PRVM_G_FLOAT(OFS_RETURN) = -1;
1848                 if (developer.integer >= 100)
1849                         VM_Warning("VM_fopen: %s: %s mode %s failed\n", PRVM_NAME, filename, modestring);
1850         }
1851         else
1852         {
1853                 PRVM_G_FLOAT(OFS_RETURN) = filenum;
1854                 if (developer.integer >= 100)
1855                         Con_Printf("VM_fopen: %s: %s mode %s opened as #%i\n", PRVM_NAME, filename, modestring, filenum);
1856                 prog->openfiles_origin[filenum] = PRVM_AllocationOrigin();
1857         }
1858 }
1859
1860 /*
1861 =========
1862 VM_fclose
1863
1864 fclose(float fhandle)
1865 =========
1866 */
1867 //void(float fhandle) fclose = #111; // closes a file
1868 void VM_fclose(void)
1869 {
1870         int filenum;
1871
1872         VM_SAFEPARMCOUNT(1,VM_fclose);
1873
1874         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1875         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1876         {
1877                 VM_Warning("VM_fclose: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1878                 return;
1879         }
1880         if (prog->openfiles[filenum] == NULL)
1881         {
1882                 VM_Warning("VM_fclose: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1883                 return;
1884         }
1885         FS_Close(prog->openfiles[filenum]);
1886         prog->openfiles[filenum] = NULL;
1887         if(prog->openfiles_origin[filenum])
1888                 PRVM_Free((char *)prog->openfiles_origin[filenum]);
1889         if (developer.integer >= 100)
1890                 Con_Printf("VM_fclose: %s: #%i closed\n", PRVM_NAME, filenum);
1891 }
1892
1893 /*
1894 =========
1895 VM_fgets
1896
1897 string  fgets(float fhandle)
1898 =========
1899 */
1900 //string(float fhandle) fgets = #112; // reads a line of text from the file and returns as a tempstring
1901 void VM_fgets(void)
1902 {
1903         int c, end;
1904         char string[VM_STRINGTEMP_LENGTH];
1905         int filenum;
1906
1907         VM_SAFEPARMCOUNT(1,VM_fgets);
1908
1909         // set the return value regardless of any possible errors
1910         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1911
1912         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1913         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1914         {
1915                 VM_Warning("VM_fgets: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1916                 return;
1917         }
1918         if (prog->openfiles[filenum] == NULL)
1919         {
1920                 VM_Warning("VM_fgets: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1921                 return;
1922         }
1923         end = 0;
1924         for (;;)
1925         {
1926                 c = FS_Getc(prog->openfiles[filenum]);
1927                 if (c == '\r' || c == '\n' || c < 0)
1928                         break;
1929                 if (end < VM_STRINGTEMP_LENGTH - 1)
1930                         string[end++] = c;
1931         }
1932         string[end] = 0;
1933         // remove \n following \r
1934         if (c == '\r')
1935         {
1936                 c = FS_Getc(prog->openfiles[filenum]);
1937                 if (c != '\n')
1938                         FS_UnGetc(prog->openfiles[filenum], (unsigned char)c);
1939         }
1940         if (developer.integer >= 100)
1941                 Con_Printf("fgets: %s: %s\n", PRVM_NAME, string);
1942         if (c >= 0 || end)
1943                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
1944 }
1945
1946 /*
1947 =========
1948 VM_fputs
1949
1950 fputs(float fhandle, string s)
1951 =========
1952 */
1953 //void(float fhandle, string s) fputs = #113; // writes a line of text to the end of the file
1954 void VM_fputs(void)
1955 {
1956         int stringlength;
1957         char string[VM_STRINGTEMP_LENGTH];
1958         int filenum;
1959
1960         VM_SAFEPARMCOUNT(2,VM_fputs);
1961
1962         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1963         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1964         {
1965                 VM_Warning("VM_fputs: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1966                 return;
1967         }
1968         if (prog->openfiles[filenum] == NULL)
1969         {
1970                 VM_Warning("VM_fputs: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1971                 return;
1972         }
1973         VM_VarString(1, string, sizeof(string));
1974         if ((stringlength = (int)strlen(string)))
1975                 FS_Write(prog->openfiles[filenum], string, stringlength);
1976         if (developer.integer >= 100)
1977                 Con_Printf("fputs: %s: %s\n", PRVM_NAME, string);
1978 }
1979
1980 /*
1981 =========
1982 VM_writetofile
1983
1984         writetofile(float fhandle, entity ent)
1985 =========
1986 */
1987 void VM_writetofile(void)
1988 {
1989         prvm_edict_t * ent;
1990         qfile_t *file;
1991
1992         VM_SAFEPARMCOUNT(2, VM_writetofile);
1993
1994         file = VM_GetFileHandle( (int)PRVM_G_FLOAT(OFS_PARM0) );
1995         if( !file )
1996         {
1997                 VM_Warning("VM_writetofile: invalid or closed file handle\n");
1998                 return;
1999         }
2000
2001         ent = PRVM_G_EDICT(OFS_PARM1);
2002         if(ent->priv.required->free)
2003         {
2004                 VM_Warning("VM_writetofile: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2005                 return;
2006         }
2007
2008         PRVM_ED_Write (file, ent);
2009 }
2010
2011 // KrimZon - DP_QC_ENTITYDATA
2012 /*
2013 =========
2014 VM_numentityfields
2015
2016 float() numentityfields
2017 Return the number of entity fields - NOT offsets
2018 =========
2019 */
2020 void VM_numentityfields(void)
2021 {
2022         PRVM_G_FLOAT(OFS_RETURN) = prog->progs->numfielddefs;
2023 }
2024
2025 // KrimZon - DP_QC_ENTITYDATA
2026 /*
2027 =========
2028 VM_entityfieldname
2029
2030 string(float fieldnum) entityfieldname
2031 Return name of the specified field as a string, or empty if the field is invalid (warning)
2032 =========
2033 */
2034 void VM_entityfieldname(void)
2035 {
2036         ddef_t *d;
2037         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2038
2039         if (i < 0 || i >= prog->progs->numfielddefs)
2040         {
2041         VM_Warning("VM_entityfieldname: %s: field index out of bounds\n", PRVM_NAME);
2042         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2043                 return;
2044         }
2045
2046         d = &prog->fielddefs[i];
2047         PRVM_G_INT(OFS_RETURN) = d->s_name; // presuming that s_name points to a string already
2048 }
2049
2050 // KrimZon - DP_QC_ENTITYDATA
2051 /*
2052 =========
2053 VM_entityfieldtype
2054
2055 float(float fieldnum) entityfieldtype
2056 =========
2057 */
2058 void VM_entityfieldtype(void)
2059 {
2060         ddef_t *d;
2061         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2062
2063         if (i < 0 || i >= prog->progs->numfielddefs)
2064         {
2065                 VM_Warning("VM_entityfieldtype: %s: field index out of bounds\n", PRVM_NAME);
2066                 PRVM_G_FLOAT(OFS_RETURN) = -1.0;
2067                 return;
2068         }
2069
2070         d = &prog->fielddefs[i];
2071         PRVM_G_FLOAT(OFS_RETURN) = (float)d->type;
2072 }
2073
2074 // KrimZon - DP_QC_ENTITYDATA
2075 /*
2076 =========
2077 VM_getentityfieldstring
2078
2079 string(float fieldnum, entity ent) getentityfieldstring
2080 =========
2081 */
2082 void VM_getentityfieldstring(void)
2083 {
2084         // put the data into a string
2085         ddef_t *d;
2086         int type, j;
2087         int *v;
2088         prvm_edict_t * ent;
2089         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2090
2091         if (i < 0 || i >= prog->progs->numfielddefs)
2092         {
2093         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2094                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2095                 return;
2096         }
2097
2098         d = &prog->fielddefs[i];
2099
2100         // get the entity
2101         ent = PRVM_G_EDICT(OFS_PARM1);
2102         if(ent->priv.required->free)
2103         {
2104                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2105                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2106                 return;
2107         }
2108         v = (int *)((char *)ent->fields.vp + d->ofs*4);
2109
2110         // if it's 0 or blank, return an empty string
2111         type = d->type & ~DEF_SAVEGLOBAL;
2112         for (j=0 ; j<prvm_type_size[type] ; j++)
2113                 if (v[j])
2114                         break;
2115         if (j == prvm_type_size[type])
2116         {
2117                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2118                 return;
2119         }
2120
2121         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_UglyValueString((etype_t)d->type, (prvm_eval_t *)v));
2122 }
2123
2124 // KrimZon - DP_QC_ENTITYDATA
2125 /*
2126 =========
2127 VM_putentityfieldstring
2128
2129 float(float fieldnum, entity ent, string s) putentityfieldstring
2130 =========
2131 */
2132 void VM_putentityfieldstring(void)
2133 {
2134         ddef_t *d;
2135         prvm_edict_t * ent;
2136         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2137
2138         if (i < 0 || i >= prog->progs->numfielddefs)
2139         {
2140         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2141                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2142                 return;
2143         }
2144
2145         d = &prog->fielddefs[i];
2146
2147         // get the entity
2148         ent = PRVM_G_EDICT(OFS_PARM1);
2149         if(ent->priv.required->free)
2150         {
2151                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2152                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2153                 return;
2154         }
2155
2156         // parse the string into the value
2157         PRVM_G_FLOAT(OFS_RETURN) = ( PRVM_ED_ParseEpair(ent, d, PRVM_G_STRING(OFS_PARM2), false) ) ? 1.0f : 0.0f;
2158 }
2159
2160 /*
2161 =========
2162 VM_strlen
2163
2164 float   strlen(string s)
2165 =========
2166 */
2167 //float(string s) strlen = #114; // returns how many characters are in a string
2168 void VM_strlen(void)
2169 {
2170         VM_SAFEPARMCOUNT(1,VM_strlen);
2171
2172         //PRVM_G_FLOAT(OFS_RETURN) = strlen(PRVM_G_STRING(OFS_PARM0));
2173         PRVM_G_FLOAT(OFS_RETURN) = u8_strlen(PRVM_G_STRING(OFS_PARM0));
2174 }
2175
2176 // DRESK - Decolorized String
2177 /*
2178 =========
2179 VM_strdecolorize
2180
2181 string  strdecolorize(string s)
2182 =========
2183 */
2184 // string (string s) strdecolorize = #472; // returns the passed in string with color codes stripped
2185 void VM_strdecolorize(void)
2186 {
2187         char szNewString[VM_STRINGTEMP_LENGTH];
2188         const char *szString;
2189
2190         // Prepare Strings
2191         VM_SAFEPARMCOUNT(1,VM_strdecolorize);
2192         szString = PRVM_G_STRING(OFS_PARM0);
2193         COM_StringDecolorize(szString, 0, szNewString, sizeof(szNewString), TRUE);
2194         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2195 }
2196
2197 // DRESK - String Length (not counting color codes)
2198 /*
2199 =========
2200 VM_strlennocol
2201
2202 float   strlennocol(string s)
2203 =========
2204 */
2205 // float(string s) strlennocol = #471; // returns how many characters are in a string not including color codes
2206 // For example, ^2Dresk returns a length of 5
2207 void VM_strlennocol(void)
2208 {
2209         const char *szString;
2210         int nCnt;
2211
2212         VM_SAFEPARMCOUNT(1,VM_strlennocol);
2213
2214         szString = PRVM_G_STRING(OFS_PARM0);
2215
2216         //nCnt = COM_StringLengthNoColors(szString, 0, NULL);
2217         nCnt = u8_COM_StringLengthNoColors(szString, 0, NULL);
2218
2219         PRVM_G_FLOAT(OFS_RETURN) = nCnt;
2220 }
2221
2222 // DRESK - String to Uppercase and Lowercase
2223 /*
2224 =========
2225 VM_strtolower
2226
2227 string  strtolower(string s)
2228 =========
2229 */
2230 // string (string s) strtolower = #480; // returns passed in string in lowercase form
2231 void VM_strtolower(void)
2232 {
2233         char szNewString[VM_STRINGTEMP_LENGTH];
2234         const char *szString;
2235
2236         // Prepare Strings
2237         VM_SAFEPARMCOUNT(1,VM_strtolower);
2238         szString = PRVM_G_STRING(OFS_PARM0);
2239
2240         COM_ToLowerString(szString, szNewString, sizeof(szNewString) );
2241
2242         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2243 }
2244
2245 /*
2246 =========
2247 VM_strtoupper
2248
2249 string  strtoupper(string s)
2250 =========
2251 */
2252 // string (string s) strtoupper = #481; // returns passed in string in uppercase form
2253 void VM_strtoupper(void)
2254 {
2255         char szNewString[VM_STRINGTEMP_LENGTH];
2256         const char *szString;
2257
2258         // Prepare Strings
2259         VM_SAFEPARMCOUNT(1,VM_strtoupper);
2260         szString = PRVM_G_STRING(OFS_PARM0);
2261
2262         COM_ToUpperString(szString, szNewString, sizeof(szNewString) );
2263
2264         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2265 }
2266
2267 /*
2268 =========
2269 VM_strcat
2270
2271 string strcat(string,string,...[string])
2272 =========
2273 */
2274 //string(string s1, string s2) strcat = #115;
2275 // concatenates two strings (for example "abc", "def" would return "abcdef")
2276 // and returns as a tempstring
2277 void VM_strcat(void)
2278 {
2279         char s[VM_STRINGTEMP_LENGTH];
2280         VM_SAFEPARMCOUNTRANGE(1, 8, VM_strcat);
2281
2282         VM_VarString(0, s, sizeof(s));
2283         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
2284 }
2285
2286 /*
2287 =========
2288 VM_substring
2289
2290 string  substring(string s, float start, float length)
2291 =========
2292 */
2293 // string(string s, float start, float length) substring = #116;
2294 // returns a section of a string as a tempstring
2295 void VM_substring(void)
2296 {
2297         int start, length;
2298         int u_slength = 0, u_start;
2299         size_t u_length;
2300         const char *s;
2301         char string[VM_STRINGTEMP_LENGTH];
2302
2303         VM_SAFEPARMCOUNT(3,VM_substring);
2304
2305         /*
2306         s = PRVM_G_STRING(OFS_PARM0);
2307         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2308         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2309         slength = strlen(s);
2310
2311         if (start < 0) // FTE_STRINGS feature
2312                 start += slength;
2313         start = bound(0, start, slength);
2314
2315         if (length < 0) // FTE_STRINGS feature
2316                 length += slength - start + 1;
2317         maxlen = min((int)sizeof(string) - 1, slength - start);
2318         length = bound(0, length, maxlen);
2319
2320         memcpy(string, s + start, length);
2321         string[length] = 0;
2322         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2323         */
2324
2325         s = PRVM_G_STRING(OFS_PARM0);
2326         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2327         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2328
2329         if (start < 0) // FTE_STRINGS feature
2330         {
2331                 u_slength = u8_strlen(s);
2332                 start += u_slength;
2333                 start = bound(0, start, u_slength);
2334         }
2335
2336         if (length < 0) // FTE_STRINGS feature
2337         {
2338                 if (!u_slength) // it's not calculated when it's not needed above
2339                         u_slength = u8_strlen(s);
2340                 length += u_slength - start + 1;
2341         }
2342
2343         // positive start, positive length
2344         u_start = u8_byteofs(s, start, NULL);
2345         if (u_start < 0)
2346         {
2347                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2348                 return;
2349         }
2350         u_length = u8_bytelen(s + u_start, length);
2351         if (u_length >= sizeof(string)-1)
2352                 u_length = sizeof(string)-1;
2353
2354         memcpy(string, s + u_start, u_length);
2355         string[u_length] = 0;
2356         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2357 }
2358
2359 /*
2360 =========
2361 VM_strreplace
2362
2363 string(string search, string replace, string subject) strreplace = #484;
2364 =========
2365 */
2366 // replaces all occurrences of search with replace in the string subject, and returns the result
2367 void VM_strreplace(void)
2368 {
2369         int i, j, si;
2370         const char *search, *replace, *subject;
2371         char string[VM_STRINGTEMP_LENGTH];
2372         int search_len, replace_len, subject_len;
2373
2374         VM_SAFEPARMCOUNT(3,VM_strreplace);
2375
2376         search = PRVM_G_STRING(OFS_PARM0);
2377         replace = PRVM_G_STRING(OFS_PARM1);
2378         subject = PRVM_G_STRING(OFS_PARM2);
2379
2380         search_len = (int)strlen(search);
2381         replace_len = (int)strlen(replace);
2382         subject_len = (int)strlen(subject);
2383
2384         si = 0;
2385         for (i = 0; i < subject_len; i++)
2386         {
2387                 for (j = 0; j < search_len && i+j < subject_len; j++)
2388                         if (subject[i+j] != search[j])
2389                                 break;
2390                 if (j == search_len || i+j == subject_len)
2391                 {
2392                 // found it at offset 'i'
2393                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2394                                 string[si++] = replace[j];
2395                         i += search_len - 1;
2396                 }
2397                 else
2398                 {
2399                 // not found
2400                         if (si < (int)sizeof(string) - 1)
2401                                 string[si++] = subject[i];
2402                 }
2403         }
2404         string[si] = '\0';
2405
2406         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2407 }
2408
2409 /*
2410 =========
2411 VM_strireplace
2412
2413 string(string search, string replace, string subject) strireplace = #485;
2414 =========
2415 */
2416 // case-insensitive version of strreplace
2417 void VM_strireplace(void)
2418 {
2419         int i, j, si;
2420         const char *search, *replace, *subject;
2421         char string[VM_STRINGTEMP_LENGTH];
2422         int search_len, replace_len, subject_len;
2423
2424         VM_SAFEPARMCOUNT(3,VM_strreplace);
2425
2426         search = PRVM_G_STRING(OFS_PARM0);
2427         replace = PRVM_G_STRING(OFS_PARM1);
2428         subject = PRVM_G_STRING(OFS_PARM2);
2429
2430         search_len = (int)strlen(search);
2431         replace_len = (int)strlen(replace);
2432         subject_len = (int)strlen(subject);
2433
2434         si = 0;
2435         for (i = 0; i < subject_len; i++)
2436         {
2437                 for (j = 0; j < search_len && i+j < subject_len; j++)
2438                         if (tolower(subject[i+j]) != tolower(search[j]))
2439                                 break;
2440                 if (j == search_len || i+j == subject_len)
2441                 {
2442                 // found it at offset 'i'
2443                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2444                                 string[si++] = replace[j];
2445                         i += search_len - 1;
2446                 }
2447                 else
2448                 {
2449                 // not found
2450                         if (si < (int)sizeof(string) - 1)
2451                                 string[si++] = subject[i];
2452                 }
2453         }
2454         string[si] = '\0';
2455
2456         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2457 }
2458
2459 /*
2460 =========
2461 VM_stov
2462
2463 vector  stov(string s)
2464 =========
2465 */
2466 //vector(string s) stov = #117; // returns vector value from a string
2467 void VM_stov(void)
2468 {
2469         char string[VM_STRINGTEMP_LENGTH];
2470
2471         VM_SAFEPARMCOUNT(1,VM_stov);
2472
2473         VM_VarString(0, string, sizeof(string));
2474         Math_atov(string, PRVM_G_VECTOR(OFS_RETURN));
2475 }
2476
2477 /*
2478 =========
2479 VM_strzone
2480
2481 string  strzone(string s)
2482 =========
2483 */
2484 //string(string s, ...) strzone = #118; // makes a copy of a string into the string zone and returns it, this is often used to keep around a tempstring for longer periods of time (tempstrings are replaced often)
2485 void VM_strzone(void)
2486 {
2487         char *out;
2488         char string[VM_STRINGTEMP_LENGTH];
2489         size_t alloclen;
2490
2491         VM_SAFEPARMCOUNT(1,VM_strzone);
2492
2493         VM_VarString(0, string, sizeof(string));
2494         alloclen = strlen(string) + 1;
2495         PRVM_G_INT(OFS_RETURN) = PRVM_AllocString(alloclen, &out);
2496         memcpy(out, string, alloclen);
2497 }
2498
2499 /*
2500 =========
2501 VM_strunzone
2502
2503 strunzone(string s)
2504 =========
2505 */
2506 //void(string s) strunzone = #119; // removes a copy of a string from the string zone (you can not use that string again or it may crash!!!)
2507 void VM_strunzone(void)
2508 {
2509         VM_SAFEPARMCOUNT(1,VM_strunzone);
2510         PRVM_FreeString(PRVM_G_INT(OFS_PARM0));
2511 }
2512
2513 /*
2514 =========
2515 VM_command (used by client and menu)
2516
2517 clientcommand(float client, string s) (for client and menu)
2518 =========
2519 */
2520 //void(entity e, string s) clientcommand = #440; // executes a command string as if it came from the specified client
2521 //this function originally written by KrimZon, made shorter by LordHavoc
2522 void VM_clcommand (void)
2523 {
2524         client_t *temp_client;
2525         int i;
2526
2527         VM_SAFEPARMCOUNT(2,VM_clcommand);
2528
2529         i = (int)PRVM_G_FLOAT(OFS_PARM0);
2530         if (!sv.active  || i < 0 || i >= svs.maxclients || !svs.clients[i].active)
2531         {
2532                 VM_Warning("VM_clientcommand: %s: invalid client/server is not active !\n", PRVM_NAME);
2533                 return;
2534         }
2535
2536         temp_client = host_client;
2537         host_client = svs.clients + i;
2538         Cmd_ExecuteString (PRVM_G_STRING(OFS_PARM1), src_client);
2539         host_client = temp_client;
2540 }
2541
2542
2543 /*
2544 =========
2545 VM_tokenize
2546
2547 float tokenize(string s)
2548 =========
2549 */
2550 //float(string s) tokenize = #441; // takes apart a string into individal words (access them with argv), returns how many
2551 //this function originally written by KrimZon, made shorter by LordHavoc
2552 //20040203: rewritten by LordHavoc (no longer uses allocations)
2553 static int num_tokens = 0;
2554 static int tokens[VM_STRINGTEMP_LENGTH / 2];
2555 static int tokens_startpos[VM_STRINGTEMP_LENGTH / 2];
2556 static int tokens_endpos[VM_STRINGTEMP_LENGTH / 2];
2557 static char tokenize_string[VM_STRINGTEMP_LENGTH];
2558 void VM_tokenize (void)
2559 {
2560         const char *p;
2561
2562         VM_SAFEPARMCOUNT(1,VM_tokenize);
2563
2564         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2565         p = tokenize_string;
2566
2567         num_tokens = 0;
2568         for(;;)
2569         {
2570                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2571                         break;
2572
2573                 // skip whitespace here to find token start pos
2574                 while(*p && ISWHITESPACE(*p))
2575                         ++p;
2576
2577                 tokens_startpos[num_tokens] = p - tokenize_string;
2578                 if(!COM_ParseToken_VM_Tokenize(&p, false))
2579                         break;
2580                 tokens_endpos[num_tokens] = p - tokenize_string;
2581                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2582                 ++num_tokens;
2583         }
2584
2585         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2586 }
2587
2588 //float(string s) tokenize = #514; // takes apart a string into individal words (access them with argv), returns how many
2589 void VM_tokenize_console (void)
2590 {
2591         const char *p;
2592
2593         VM_SAFEPARMCOUNT(1,VM_tokenize);
2594
2595         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2596         p = tokenize_string;
2597
2598         num_tokens = 0;
2599         for(;;)
2600         {
2601                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2602                         break;
2603
2604                 // skip whitespace here to find token start pos
2605                 while(*p && ISWHITESPACE(*p))
2606                         ++p;
2607
2608                 tokens_startpos[num_tokens] = p - tokenize_string;
2609                 if(!COM_ParseToken_Console(&p))
2610                         break;
2611                 tokens_endpos[num_tokens] = p - tokenize_string;
2612                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2613                 ++num_tokens;
2614         }
2615
2616         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2617 }
2618
2619 /*
2620 =========
2621 VM_tokenizebyseparator
2622
2623 float tokenizebyseparator(string s, string separator1, ...)
2624 =========
2625 */
2626 //float(string s, string separator1, ...) tokenizebyseparator = #479; // takes apart a string into individal words (access them with argv), returns how many
2627 //this function returns the token preceding each instance of a separator (of
2628 //which there can be multiple), and the text following the last separator
2629 //useful for parsing certain kinds of data like IP addresses
2630 //example:
2631 //numnumbers = tokenizebyseparator("10.1.2.3", ".");
2632 //returns 4 and the tokens "10" "1" "2" "3".
2633 void VM_tokenizebyseparator (void)
2634 {
2635         int j, k;
2636         int numseparators;
2637         int separatorlen[7];
2638         const char *separators[7];
2639         const char *p, *p0;
2640         const char *token;
2641         char tokentext[MAX_INPUTLINE];
2642
2643         VM_SAFEPARMCOUNTRANGE(2, 8,VM_tokenizebyseparator);
2644
2645         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2646         p = tokenize_string;
2647
2648         numseparators = 0;
2649         for (j = 1;j < prog->argc;j++)
2650         {
2651                 // skip any blank separator strings
2652                 const char *s = PRVM_G_STRING(OFS_PARM0+j*3);
2653                 if (!s[0])
2654                         continue;
2655                 separators[numseparators] = s;
2656                 separatorlen[numseparators] = strlen(s);
2657                 numseparators++;
2658         }
2659
2660         num_tokens = 0;
2661         j = 0;
2662
2663         while (num_tokens < (int)(sizeof(tokens)/sizeof(tokens[0])))
2664         {
2665                 token = tokentext + j;
2666                 tokens_startpos[num_tokens] = p - tokenize_string;
2667                 p0 = p;
2668                 while (*p)
2669                 {
2670                         for (k = 0;k < numseparators;k++)
2671                         {
2672                                 if (!strncmp(p, separators[k], separatorlen[k]))
2673                                 {
2674                                         p += separatorlen[k];
2675                                         break;
2676                                 }
2677                         }
2678                         if (k < numseparators)
2679                                 break;
2680                         if (j < (int)sizeof(tokentext)-1)
2681                                 tokentext[j++] = *p;
2682                         p++;
2683                         p0 = p;
2684                 }
2685                 tokens_endpos[num_tokens] = p0 - tokenize_string;
2686                 if (j >= (int)sizeof(tokentext))
2687                         break;
2688                 tokentext[j++] = 0;
2689                 tokens[num_tokens++] = PRVM_SetTempString(token);
2690                 if (!*p)
2691                         break;
2692         }
2693
2694         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2695 }
2696
2697 //string(float n) argv = #442; // returns a word from the tokenized string (returns nothing for an invalid index)
2698 //this function originally written by KrimZon, made shorter by LordHavoc
2699 void VM_argv (void)
2700 {
2701         int token_num;
2702
2703         VM_SAFEPARMCOUNT(1,VM_argv);
2704
2705         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2706
2707         if(token_num < 0)
2708                 token_num += num_tokens;
2709
2710         if (token_num >= 0 && token_num < num_tokens)
2711                 PRVM_G_INT(OFS_RETURN) = tokens[token_num];
2712         else
2713                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
2714 }
2715
2716 //float(float n) argv_start_index = #515; // returns the start index of a token
2717 void VM_argv_start_index (void)
2718 {
2719         int token_num;
2720
2721         VM_SAFEPARMCOUNT(1,VM_argv);
2722
2723         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2724
2725         if(token_num < 0)
2726                 token_num += num_tokens;
2727
2728         if (token_num >= 0 && token_num < num_tokens)
2729                 PRVM_G_FLOAT(OFS_RETURN) = tokens_startpos[token_num];
2730         else
2731                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2732 }
2733
2734 //float(float n) argv_end_index = #516; // returns the end index of a token
2735 void VM_argv_end_index (void)
2736 {
2737         int token_num;
2738
2739         VM_SAFEPARMCOUNT(1,VM_argv);
2740
2741         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2742
2743         if(token_num < 0)
2744                 token_num += num_tokens;
2745
2746         if (token_num >= 0 && token_num < num_tokens)
2747                 PRVM_G_FLOAT(OFS_RETURN) = tokens_endpos[token_num];
2748         else
2749                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2750 }
2751
2752 /*
2753 =========
2754 VM_isserver
2755
2756 float   isserver()
2757 =========
2758 */
2759 void VM_isserver(void)
2760 {
2761         VM_SAFEPARMCOUNT(0,VM_serverstate);
2762
2763         PRVM_G_FLOAT(OFS_RETURN) = sv.active && (svs.maxclients > 1 || cls.state == ca_dedicated);
2764 }
2765
2766 /*
2767 =========
2768 VM_clientcount
2769
2770 float   clientcount()
2771 =========
2772 */
2773 void VM_clientcount(void)
2774 {
2775         VM_SAFEPARMCOUNT(0,VM_clientcount);
2776
2777         PRVM_G_FLOAT(OFS_RETURN) = svs.maxclients;
2778 }
2779
2780 /*
2781 =========
2782 VM_clientstate
2783
2784 float   clientstate()
2785 =========
2786 */
2787 void VM_clientstate(void)
2788 {
2789         VM_SAFEPARMCOUNT(0,VM_clientstate);
2790
2791
2792         switch( cls.state ) {
2793                 case ca_uninitialized:
2794                 case ca_dedicated:
2795                         PRVM_G_FLOAT(OFS_RETURN) = 0;
2796                         break;
2797                 case ca_disconnected:
2798                         PRVM_G_FLOAT(OFS_RETURN) = 1;
2799                         break;
2800                 case ca_connected:
2801                         PRVM_G_FLOAT(OFS_RETURN) = 2;
2802                         break;
2803                 default:
2804                         // should never be reached!
2805                         break;
2806         }
2807 }
2808
2809 /*
2810 =========
2811 VM_getostype
2812
2813 float   getostype(void)
2814 =========
2815 */ // not used at the moment -> not included in the common list
2816 void VM_getostype(void)
2817 {
2818         VM_SAFEPARMCOUNT(0,VM_getostype);
2819
2820         /*
2821         OS_WINDOWS
2822         OS_LINUX
2823         OS_MAC - not supported
2824         */
2825
2826 #ifdef WIN32
2827         PRVM_G_FLOAT(OFS_RETURN) = 0;
2828 #elif defined(MACOSX)
2829         PRVM_G_FLOAT(OFS_RETURN) = 2;
2830 #else
2831         PRVM_G_FLOAT(OFS_RETURN) = 1;
2832 #endif
2833 }
2834
2835 /*
2836 =========
2837 VM_gettime
2838
2839 float   gettime(void)
2840 =========
2841 */
2842 extern double host_starttime;
2843 float CDAudio_GetPosition(void);
2844 void VM_gettime(void)
2845 {
2846         int timer_index;
2847
2848         VM_SAFEPARMCOUNTRANGE(0,1,VM_gettime);
2849
2850         if(prog->argc == 0)
2851         {
2852                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2853         }
2854         else
2855         {
2856                 timer_index = (int) PRVM_G_FLOAT(OFS_PARM0);
2857         switch(timer_index)
2858         {
2859             case 0: // GETTIME_FRAMESTART
2860                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2861                 break;
2862             case 1: // GETTIME_REALTIME
2863                 PRVM_G_FLOAT(OFS_RETURN) = (float) Sys_DoubleTime();
2864                 break;
2865             case 2: // GETTIME_HIRES
2866                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - realtime);
2867                 break;
2868             case 3: // GETTIME_UPTIME
2869                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - host_starttime);
2870                 break;
2871             case 4: // GETTIME_CDTRACK
2872                 PRVM_G_FLOAT(OFS_RETURN) = (float) CDAudio_GetPosition();
2873                 break;
2874                         default:
2875                                 VM_Warning("VM_gettime: %s: unsupported timer specified, returning realtime\n", PRVM_NAME);
2876                                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2877                                 break;
2878                 }
2879         }
2880 }
2881
2882 /*
2883 =========
2884 VM_loadfromdata
2885
2886 loadfromdata(string data)
2887 =========
2888 */
2889 void VM_loadfromdata(void)
2890 {
2891         VM_SAFEPARMCOUNT(1,VM_loadentsfromfile);
2892
2893         PRVM_ED_LoadFromFile(PRVM_G_STRING(OFS_PARM0));
2894 }
2895
2896 /*
2897 ========================
2898 VM_parseentitydata
2899
2900 parseentitydata(entity ent, string data)
2901 ========================
2902 */
2903 void VM_parseentitydata(void)
2904 {
2905         prvm_edict_t *ent;
2906         const char *data;
2907
2908         VM_SAFEPARMCOUNT(2, VM_parseentitydata);
2909
2910         // get edict and test it
2911         ent = PRVM_G_EDICT(OFS_PARM0);
2912         if (ent->priv.required->free)
2913                 PRVM_ERROR ("VM_parseentitydata: %s: Can only set already spawned entities (entity %i is free)!", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2914
2915         data = PRVM_G_STRING(OFS_PARM1);
2916
2917         // parse the opening brace
2918         if (!COM_ParseToken_Simple(&data, false, false) || com_token[0] != '{' )
2919                 PRVM_ERROR ("VM_parseentitydata: %s: Couldn't parse entity data:\n%s", PRVM_NAME, data );
2920
2921         PRVM_ED_ParseEdict (data, ent);
2922 }
2923
2924 /*
2925 =========
2926 VM_loadfromfile
2927
2928 loadfromfile(string file)
2929 =========
2930 */
2931 void VM_loadfromfile(void)
2932 {
2933         const char *filename;
2934         char *data;
2935
2936         VM_SAFEPARMCOUNT(1,VM_loadfromfile);
2937
2938         filename = PRVM_G_STRING(OFS_PARM0);
2939         if (FS_CheckNastyPath(filename, false))
2940         {
2941                 PRVM_G_FLOAT(OFS_RETURN) = -4;
2942                 VM_Warning("VM_loadfromfile: %s dangerous or non-portable filename \"%s\" not allowed. (contains : or \\ or begins with .. or /)\n", PRVM_NAME, filename);
2943                 return;
2944         }
2945
2946         // not conform with VM_fopen
2947         data = (char *)FS_LoadFile(filename, tempmempool, false, NULL);
2948         if (data == NULL)
2949                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2950
2951         PRVM_ED_LoadFromFile(data);
2952
2953         if(data)
2954                 Mem_Free(data);
2955 }
2956
2957
2958 /*
2959 =========
2960 VM_modulo
2961
2962 float   mod(float val, float m)
2963 =========
2964 */
2965 void VM_modulo(void)
2966 {
2967         int val, m;
2968         VM_SAFEPARMCOUNT(2,VM_module);
2969
2970         val = (int) PRVM_G_FLOAT(OFS_PARM0);
2971         m       = (int) PRVM_G_FLOAT(OFS_PARM1);
2972
2973         PRVM_G_FLOAT(OFS_RETURN) = (float) (val % m);
2974 }
2975
2976 void VM_Search_Init(void)
2977 {
2978         int i;
2979         for (i = 0;i < PRVM_MAX_OPENSEARCHES;i++)
2980                 prog->opensearches[i] = NULL;
2981 }
2982
2983 void VM_Search_Reset(void)
2984 {
2985         int i;
2986         // reset the fssearch list
2987         for(i = 0; i < PRVM_MAX_OPENSEARCHES; i++)
2988         {
2989                 if(prog->opensearches[i])
2990                         FS_FreeSearch(prog->opensearches[i]);
2991                 prog->opensearches[i] = NULL;
2992         }
2993 }
2994
2995 /*
2996 =========
2997 VM_search_begin
2998
2999 float search_begin(string pattern, float caseinsensitive, float quiet)
3000 =========
3001 */
3002 void VM_search_begin(void)
3003 {
3004         int handle;
3005         const char *pattern;
3006         int caseinsens, quiet;
3007
3008         VM_SAFEPARMCOUNT(3, VM_search_begin);
3009
3010         pattern = PRVM_G_STRING(OFS_PARM0);
3011
3012         VM_CheckEmptyString(pattern);
3013
3014         caseinsens = (int)PRVM_G_FLOAT(OFS_PARM1);
3015         quiet = (int)PRVM_G_FLOAT(OFS_PARM2);
3016
3017         for(handle = 0; handle < PRVM_MAX_OPENSEARCHES; handle++)
3018                 if(!prog->opensearches[handle])
3019                         break;
3020
3021         if(handle >= PRVM_MAX_OPENSEARCHES)
3022         {
3023                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3024                 VM_Warning("VM_search_begin: %s ran out of search handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENSEARCHES);
3025                 return;
3026         }
3027
3028         if(!(prog->opensearches[handle] = FS_Search(pattern,caseinsens, quiet)))
3029                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3030         else
3031         {
3032                 prog->opensearches_origin[handle] = PRVM_AllocationOrigin();
3033                 PRVM_G_FLOAT(OFS_RETURN) = handle;
3034         }
3035 }
3036
3037 /*
3038 =========
3039 VM_search_end
3040
3041 void    search_end(float handle)
3042 =========
3043 */
3044 void VM_search_end(void)
3045 {
3046         int handle;
3047         VM_SAFEPARMCOUNT(1, VM_search_end);
3048
3049         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3050
3051         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3052         {
3053                 VM_Warning("VM_search_end: invalid handle %i used in %s\n", handle, PRVM_NAME);
3054                 return;
3055         }
3056         if(prog->opensearches[handle] == NULL)
3057         {
3058                 VM_Warning("VM_search_end: no such handle %i in %s\n", handle, PRVM_NAME);
3059                 return;
3060         }
3061
3062         FS_FreeSearch(prog->opensearches[handle]);
3063         prog->opensearches[handle] = NULL;
3064         if(prog->opensearches_origin[handle])
3065                 PRVM_Free((char *)prog->opensearches_origin[handle]);
3066 }
3067
3068 /*
3069 =========
3070 VM_search_getsize
3071
3072 float   search_getsize(float handle)
3073 =========
3074 */
3075 void VM_search_getsize(void)
3076 {
3077         int handle;
3078         VM_SAFEPARMCOUNT(1, VM_M_search_getsize);
3079
3080         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3081
3082         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3083         {
3084                 VM_Warning("VM_search_getsize: invalid handle %i used in %s\n", handle, PRVM_NAME);
3085                 return;
3086         }
3087         if(prog->opensearches[handle] == NULL)
3088         {
3089                 VM_Warning("VM_search_getsize: no such handle %i in %s\n", handle, PRVM_NAME);
3090                 return;
3091         }
3092
3093         PRVM_G_FLOAT(OFS_RETURN) = prog->opensearches[handle]->numfilenames;
3094 }
3095
3096 /*
3097 =========
3098 VM_search_getfilename
3099
3100 string  search_getfilename(float handle, float num)
3101 =========
3102 */
3103 void VM_search_getfilename(void)
3104 {
3105         int handle, filenum;
3106         VM_SAFEPARMCOUNT(2, VM_search_getfilename);
3107
3108         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3109         filenum = (int)PRVM_G_FLOAT(OFS_PARM1);
3110
3111         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3112         {
3113                 VM_Warning("VM_search_getfilename: invalid handle %i used in %s\n", handle, PRVM_NAME);
3114                 return;
3115         }
3116         if(prog->opensearches[handle] == NULL)
3117         {
3118                 VM_Warning("VM_search_getfilename: no such handle %i in %s\n", handle, PRVM_NAME);
3119                 return;
3120         }
3121         if(filenum < 0 || filenum >= prog->opensearches[handle]->numfilenames)
3122         {
3123                 VM_Warning("VM_search_getfilename: invalid filenum %i in %s\n", filenum, PRVM_NAME);
3124                 return;
3125         }
3126
3127         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog->opensearches[handle]->filenames[filenum]);
3128 }
3129
3130 /*
3131 =========
3132 VM_chr
3133
3134 string  chr(float ascii)
3135 =========
3136 */
3137 void VM_chr(void)
3138 {
3139         /*
3140         char tmp[2];
3141         VM_SAFEPARMCOUNT(1, VM_chr);
3142
3143         tmp[0] = (unsigned char) PRVM_G_FLOAT(OFS_PARM0);
3144         tmp[1] = 0;
3145
3146         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3147         */
3148
3149         char tmp[8];
3150         int len;
3151         VM_SAFEPARMCOUNT(1, VM_chr);
3152
3153         len = u8_fromchar((Uchar)PRVM_G_FLOAT(OFS_PARM0), tmp, sizeof(tmp));
3154         tmp[len] = 0;
3155         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3156 }
3157
3158 //=============================================================================
3159 // Draw builtins (client & menu)
3160
3161 /*
3162 =========
3163 VM_iscachedpic
3164
3165 float   iscachedpic(string pic)
3166 =========
3167 */
3168 void VM_iscachedpic(void)
3169 {
3170         VM_SAFEPARMCOUNT(1,VM_iscachedpic);
3171
3172         // drawq hasnt such a function, thus always return true
3173         PRVM_G_FLOAT(OFS_RETURN) = false;
3174 }
3175
3176 /*
3177 =========
3178 VM_precache_pic
3179
3180 string  precache_pic(string pic)
3181 =========
3182 */
3183 void VM_precache_pic(void)
3184 {
3185         const char      *s;
3186
3187         VM_SAFEPARMCOUNT(1, VM_precache_pic);
3188
3189         s = PRVM_G_STRING(OFS_PARM0);
3190         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
3191         VM_CheckEmptyString (s);
3192
3193         // AK Draw_CachePic is supposed to always return a valid pointer
3194         if( Draw_CachePic_Flags(s, CACHEPICFLAG_NOTPERSISTENT)->tex == r_texture_notexture )
3195                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
3196 }
3197
3198 /*
3199 =========
3200 VM_freepic
3201
3202 freepic(string s)
3203 =========
3204 */
3205 void VM_freepic(void)
3206 {
3207         const char *s;
3208
3209         VM_SAFEPARMCOUNT(1,VM_freepic);
3210
3211         s = PRVM_G_STRING(OFS_PARM0);
3212         VM_CheckEmptyString (s);
3213
3214         Draw_FreePic(s);
3215 }
3216
3217 void getdrawfontscale(float *sx, float *sy)
3218 {
3219         vec3_t v;
3220         *sx = *sy = 1;
3221         if(prog->globaloffsets.drawfontscale >= 0)
3222         {
3223                 VectorCopy(PRVM_G_VECTOR(prog->globaloffsets.drawfontscale), v);
3224                 if(VectorLength2(v) > 0)
3225                 {
3226                         *sx = v[0];
3227                         *sy = v[1];
3228                 }
3229         }
3230 }
3231
3232 dp_font_t *getdrawfont(void)
3233 {
3234         if(prog->globaloffsets.drawfont >= 0)
3235         {
3236                 int f = (int) PRVM_G_FLOAT(prog->globaloffsets.drawfont);
3237                 if(f < 0 || f >= MAX_FONTS)
3238                         return FONT_DEFAULT;
3239                 return &dp_fonts[f];
3240         }
3241         else
3242                 return FONT_DEFAULT;
3243 }
3244
3245 /*
3246 =========
3247 VM_drawcharacter
3248
3249 float   drawcharacter(vector position, float character, vector scale, vector rgb, float alpha, float flag)
3250 =========
3251 */
3252 void VM_drawcharacter(void)
3253 {
3254         float *pos,*scale,*rgb;
3255         char   character;
3256         int flag;
3257         float sx, sy;
3258         VM_SAFEPARMCOUNT(6,VM_drawcharacter);
3259
3260         character = (char) PRVM_G_FLOAT(OFS_PARM1);
3261         if(character == 0)
3262         {
3263                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3264                 VM_Warning("VM_drawcharacter: %s passed null character !\n",PRVM_NAME);
3265                 return;
3266         }
3267
3268         pos = PRVM_G_VECTOR(OFS_PARM0);
3269         scale = PRVM_G_VECTOR(OFS_PARM2);
3270         rgb = PRVM_G_VECTOR(OFS_PARM3);
3271         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3272
3273         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3274         {
3275                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3276                 VM_Warning("VM_drawcharacter: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3277                 return;
3278         }
3279
3280         if(pos[2] || scale[2])
3281                 Con_Printf("VM_drawcharacter: z value%c from %s discarded\n",(pos[2] && scale[2]) ? 's' : 0,((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3282
3283         if(!scale[0] || !scale[1])
3284         {
3285                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3286                 VM_Warning("VM_drawcharacter: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3287                 return;
3288         }
3289
3290         getdrawfontscale(&sx, &sy);
3291         DrawQ_String_Font_Scale(pos[0], pos[1], &character, 1, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3292         PRVM_G_FLOAT(OFS_RETURN) = 1;
3293 }
3294
3295 /*
3296 =========
3297 VM_drawstring
3298
3299 float   drawstring(vector position, string text, vector scale, vector rgb, float alpha, float flag)
3300 =========
3301 */
3302 void VM_drawstring(void)
3303 {
3304         float *pos,*scale,*rgb;
3305         const char  *string;
3306         int flag;
3307         float sx, sy;
3308         VM_SAFEPARMCOUNT(6,VM_drawstring);
3309
3310         string = PRVM_G_STRING(OFS_PARM1);
3311         pos = PRVM_G_VECTOR(OFS_PARM0);
3312         scale = PRVM_G_VECTOR(OFS_PARM2);
3313         rgb = PRVM_G_VECTOR(OFS_PARM3);
3314         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3315
3316         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3317         {
3318                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3319                 VM_Warning("VM_drawstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3320                 return;
3321         }
3322
3323         if(!scale[0] || !scale[1])
3324         {
3325                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3326                 VM_Warning("VM_drawstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3327                 return;
3328         }
3329
3330         if(pos[2] || scale[2])
3331                 Con_Printf("VM_drawstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3332
3333         getdrawfontscale(&sx, &sy);
3334         DrawQ_String_Font_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3335         //Font_DrawString(pos[0], pos[1], string, 0, scale[0], scale[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true);
3336         PRVM_G_FLOAT(OFS_RETURN) = 1;
3337 }
3338
3339 /*
3340 =========
3341 VM_drawcolorcodedstring
3342
3343 float   drawcolorcodedstring(vector position, string text, vector scale, float alpha, float flag)
3344 =========
3345 */
3346 void VM_drawcolorcodedstring(void)
3347 {
3348         float *pos,*scale;
3349         const char  *string;
3350         int flag,color;
3351         float sx, sy;
3352         VM_SAFEPARMCOUNT(5,VM_drawstring);
3353
3354         string = PRVM_G_STRING(OFS_PARM1);
3355         pos = PRVM_G_VECTOR(OFS_PARM0);
3356         scale = PRVM_G_VECTOR(OFS_PARM2);
3357         flag = (int)PRVM_G_FLOAT(OFS_PARM4);
3358
3359         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3360         {
3361                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3362                 VM_Warning("VM_drawcolorcodedstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3363                 return;
3364         }
3365
3366         if(!scale[0] || !scale[1])
3367         {
3368                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3369                 VM_Warning("VM_drawcolorcodedstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3370                 return;
3371         }
3372
3373         if(pos[2] || scale[2])
3374                 Con_Printf("VM_drawcolorcodedstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3375
3376         color = -1;
3377         getdrawfontscale(&sx, &sy);
3378         DrawQ_String_Font_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, 1, 1, 1, PRVM_G_FLOAT(OFS_PARM3), flag, NULL, false, getdrawfont());
3379         PRVM_G_FLOAT(OFS_RETURN) = 1;
3380 }
3381 /*
3382 =========
3383 VM_stringwidth
3384
3385 float   stringwidth(string text, float allowColorCodes, float size)
3386 =========
3387 */
3388 void VM_stringwidth(void)
3389 {
3390         const char  *string;
3391         float *szv;
3392         float mult; // sz is intended font size so we can later add freetype support, mult is font size multiplier in pixels per character cell
3393         int colors;
3394         float sx, sy;
3395         size_t maxlen = 0;
3396         VM_SAFEPARMCOUNTRANGE(2,3,VM_drawstring);
3397
3398         getdrawfontscale(&sx, &sy);
3399         if(prog->argc == 3)
3400         {
3401                 szv = PRVM_G_VECTOR(OFS_PARM2);
3402                 mult = 1;
3403         }
3404         else
3405         {
3406                 // we want the width for 8x8 font size, divided by 8
3407                 static float defsize[] = {8, 8};
3408                 szv = defsize;
3409                 mult = 0.125;
3410                 // to make sure snapping is turned off, ALWAYS use a nontrivial scale in this case
3411                 if(sx >= 0.9 && sx <= 1.1)
3412                 {
3413                         mult *= 2;
3414                         sx /= 2;
3415                         sy /= 2;
3416                 }
3417         }
3418
3419         string = PRVM_G_STRING(OFS_PARM0);
3420         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3421
3422         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font_UntilWidth_TrackColors_Size_Scale(string, szv[0], szv[1], sx, sy, &maxlen, NULL, !colors, getdrawfont(), 1000000000) * mult; // 1x1 characters, don't actually draw
3423 /*
3424         if(prog->argc == 3)
3425         {
3426                 mult = sz = PRVM_G_FLOAT(OFS_PARM2);
3427         }
3428         else
3429         {
3430                 sz = 8;
3431                 mult = 1;
3432         }
3433
3434         string = PRVM_G_STRING(OFS_PARM0);
3435         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3436
3437         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font(string, 0, !colors, getdrawfont()) * mult; // 1x1 characters, don't actually draw
3438 */
3439
3440 }
3441 /*
3442 =========
3443 VM_drawpic
3444
3445 float   drawpic(vector position, string pic, vector size, vector rgb, float alpha, float flag)
3446 =========
3447 */
3448 void VM_drawpic(void)
3449 {
3450         const char *picname;
3451         float *size, *pos, *rgb;
3452         int flag;
3453
3454         VM_SAFEPARMCOUNT(6,VM_drawpic);
3455
3456         picname = PRVM_G_STRING(OFS_PARM1);
3457         VM_CheckEmptyString (picname);
3458
3459         // is pic cached ? no function yet for that
3460         if(!1)
3461         {
3462                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3463                 VM_Warning("VM_drawpic: %s: %s not cached !\n", PRVM_NAME, picname);
3464                 return;
3465         }
3466
3467         pos = PRVM_G_VECTOR(OFS_PARM0);
3468         size = PRVM_G_VECTOR(OFS_PARM2);
3469         rgb = PRVM_G_VECTOR(OFS_PARM3);
3470         flag = (int) PRVM_G_FLOAT(OFS_PARM5);
3471
3472         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3473         {
3474                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3475                 VM_Warning("VM_drawpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3476                 return;
3477         }
3478
3479         if(pos[2] || size[2])
3480                 Con_Printf("VM_drawpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3481
3482         DrawQ_Pic(pos[0], pos[1], Draw_CachePic (picname), size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag);
3483         PRVM_G_FLOAT(OFS_RETURN) = 1;
3484 }
3485 /*
3486 =========
3487 VM_drawrotpic
3488
3489 float   drawrotpic(vector position, string pic, vector size, vector org, float angle, vector rgb, float alpha, float flag)
3490 =========
3491 */
3492 void VM_drawrotpic(void)
3493 {
3494         const char *picname;
3495         float *size, *pos, *org, *rgb;
3496         int flag;
3497
3498         VM_SAFEPARMCOUNT(8,VM_drawrotpic);
3499
3500         picname = PRVM_G_STRING(OFS_PARM1);
3501         VM_CheckEmptyString (picname);
3502
3503         // is pic cached ? no function yet for that
3504         if(!1)
3505         {
3506                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3507                 VM_Warning("VM_drawrotpic: %s: %s not cached !\n", PRVM_NAME, picname);
3508                 return;
3509         }
3510
3511         pos = PRVM_G_VECTOR(OFS_PARM0);
3512         size = PRVM_G_VECTOR(OFS_PARM2);
3513         org = PRVM_G_VECTOR(OFS_PARM3);
3514         rgb = PRVM_G_VECTOR(OFS_PARM5);
3515         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3516
3517         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3518         {
3519                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3520                 VM_Warning("VM_drawrotpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3521                 return;
3522         }
3523
3524         if(pos[2] || size[2] || org[2])
3525                 Con_Printf("VM_drawrotpic: z value from pos/size/org discarded\n");
3526
3527         DrawQ_RotPic(pos[0], pos[1], Draw_CachePic(picname), size[0], size[1], org[0], org[1], PRVM_G_FLOAT(OFS_PARM4), rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM6), flag);
3528         PRVM_G_FLOAT(OFS_RETURN) = 1;
3529 }
3530 /*
3531 =========
3532 VM_drawsubpic
3533
3534 float   drawsubpic(vector position, vector size, string pic, vector srcPos, vector srcSize, vector rgb, float alpha, float flag)
3535
3536 =========
3537 */
3538 void VM_drawsubpic(void)
3539 {
3540         const char *picname;
3541         float *size, *pos, *rgb, *srcPos, *srcSize, alpha;
3542         int flag;
3543
3544         VM_SAFEPARMCOUNT(8,VM_drawsubpic);
3545
3546         picname = PRVM_G_STRING(OFS_PARM2);
3547         VM_CheckEmptyString (picname);
3548
3549         // is pic cached ? no function yet for that
3550         if(!1)
3551         {
3552                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3553                 VM_Warning("VM_drawsubpic: %s: %s not cached !\n", PRVM_NAME, picname);
3554                 return;
3555         }
3556
3557         pos = PRVM_G_VECTOR(OFS_PARM0);
3558         size = PRVM_G_VECTOR(OFS_PARM1);
3559         srcPos = PRVM_G_VECTOR(OFS_PARM3);
3560         srcSize = PRVM_G_VECTOR(OFS_PARM4);
3561         rgb = PRVM_G_VECTOR(OFS_PARM5);
3562         alpha = PRVM_G_FLOAT(OFS_PARM6);
3563         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3564
3565         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3566         {
3567                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3568                 VM_Warning("VM_drawsubpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3569                 return;
3570         }
3571
3572         if(pos[2] || size[2])
3573                 Con_Printf("VM_drawsubpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3574
3575         DrawQ_SuperPic(pos[0], pos[1], Draw_CachePic (picname),
3576                 size[0], size[1],
3577                 srcPos[0],              srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3578                 srcPos[0] + srcSize[0], srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3579                 srcPos[0],              srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3580                 srcPos[0] + srcSize[0], srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3581                 flag);
3582         PRVM_G_FLOAT(OFS_RETURN) = 1;
3583 }
3584
3585 /*
3586 =========
3587 VM_drawfill
3588
3589 float drawfill(vector position, vector size, vector rgb, float alpha, float flag)
3590 =========
3591 */
3592 void VM_drawfill(void)
3593 {
3594         float *size, *pos, *rgb;
3595         int flag;
3596
3597         VM_SAFEPARMCOUNT(5,VM_drawfill);
3598
3599
3600         pos = PRVM_G_VECTOR(OFS_PARM0);
3601         size = PRVM_G_VECTOR(OFS_PARM1);
3602         rgb = PRVM_G_VECTOR(OFS_PARM2);
3603         flag = (int) PRVM_G_FLOAT(OFS_PARM4);
3604
3605         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3606         {
3607                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3608                 VM_Warning("VM_drawfill: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3609                 return;
3610         }
3611
3612         if(pos[2] || size[2])
3613                 Con_Printf("VM_drawfill: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3614
3615         DrawQ_Fill(pos[0], pos[1], size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM3), flag);
3616         PRVM_G_FLOAT(OFS_RETURN) = 1;
3617 }
3618
3619 /*
3620 =========
3621 VM_drawsetcliparea
3622
3623 drawsetcliparea(float x, float y, float width, float height)
3624 =========
3625 */
3626 void VM_drawsetcliparea(void)
3627 {
3628         float x,y,w,h;
3629         VM_SAFEPARMCOUNT(4,VM_drawsetcliparea);
3630
3631         x = bound(0, PRVM_G_FLOAT(OFS_PARM0), vid_conwidth.integer);
3632         y = bound(0, PRVM_G_FLOAT(OFS_PARM1), vid_conheight.integer);
3633         w = bound(0, PRVM_G_FLOAT(OFS_PARM2) + PRVM_G_FLOAT(OFS_PARM0) - x, (vid_conwidth.integer  - x));
3634         h = bound(0, PRVM_G_FLOAT(OFS_PARM3) + PRVM_G_FLOAT(OFS_PARM1) - y, (vid_conheight.integer - y));
3635
3636         DrawQ_SetClipArea(x, y, w, h);
3637 }
3638
3639 /*
3640 =========
3641 VM_drawresetcliparea
3642
3643 drawresetcliparea()
3644 =========
3645 */
3646 void VM_drawresetcliparea(void)
3647 {
3648         VM_SAFEPARMCOUNT(0,VM_drawresetcliparea);
3649
3650         DrawQ_ResetClipArea();
3651 }
3652
3653 /*
3654 =========
3655 VM_getimagesize
3656
3657 vector  getimagesize(string pic)
3658 =========
3659 */
3660 void VM_getimagesize(void)
3661 {
3662         const char *p;
3663         cachepic_t *pic;
3664
3665         VM_SAFEPARMCOUNT(1,VM_getimagesize);
3666
3667         p = PRVM_G_STRING(OFS_PARM0);
3668         VM_CheckEmptyString (p);
3669
3670         pic = Draw_CachePic_Flags (p, CACHEPICFLAG_NOTPERSISTENT);
3671
3672         PRVM_G_VECTOR(OFS_RETURN)[0] = pic->width;
3673         PRVM_G_VECTOR(OFS_RETURN)[1] = pic->height;
3674         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
3675 }
3676
3677 /*
3678 =========
3679 VM_keynumtostring
3680
3681 string keynumtostring(float keynum)
3682 =========
3683 */
3684 void VM_keynumtostring (void)
3685 {
3686         VM_SAFEPARMCOUNT(1, VM_keynumtostring);
3687
3688         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_KeynumToString((int)PRVM_G_FLOAT(OFS_PARM0)));
3689 }
3690
3691 /*
3692 =========
3693 VM_findkeysforcommand
3694
3695 string  findkeysforcommand(string command)
3696
3697 the returned string is an altstring
3698 =========
3699 */
3700 #define NUMKEYS 5 // TODO: merge the constant in keys.c with this one somewhen
3701
3702 void M_FindKeysForCommand(const char *command, int *keys);
3703 void VM_findkeysforcommand(void)
3704 {
3705         const char *cmd;
3706         char ret[VM_STRINGTEMP_LENGTH];
3707         int keys[NUMKEYS];
3708         int i;
3709
3710         VM_SAFEPARMCOUNT(1, VM_findkeysforcommand);
3711
3712         cmd = PRVM_G_STRING(OFS_PARM0);
3713
3714         VM_CheckEmptyString(cmd);
3715
3716         M_FindKeysForCommand(cmd, keys);
3717
3718         ret[0] = 0;
3719         for(i = 0; i < NUMKEYS; i++)
3720                 strlcat(ret, va(" \'%i\'", keys[i]), sizeof(ret));
3721
3722         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(ret);
3723 }
3724
3725 /*
3726 =========
3727 VM_stringtokeynum
3728
3729 float stringtokeynum(string key)
3730 =========
3731 */
3732 void VM_stringtokeynum (void)
3733 {
3734         VM_SAFEPARMCOUNT( 1, VM_keynumtostring );
3735
3736         PRVM_G_INT(OFS_RETURN) = Key_StringToKeynum(PRVM_G_STRING(OFS_PARM0));
3737 }
3738
3739 // CL_Video interface functions
3740
3741 /*
3742 ========================
3743 VM_cin_open
3744
3745 float cin_open(string file, string name)
3746 ========================
3747 */
3748 void VM_cin_open( void )
3749 {
3750         const char *file;
3751         const char *name;
3752
3753         VM_SAFEPARMCOUNT( 2, VM_cin_open );
3754
3755         file = PRVM_G_STRING( OFS_PARM0 );
3756         name = PRVM_G_STRING( OFS_PARM1 );
3757
3758         VM_CheckEmptyString( file );
3759     VM_CheckEmptyString( name );
3760
3761         if( CL_OpenVideo( file, name, MENUOWNER ) )
3762                 PRVM_G_FLOAT( OFS_RETURN ) = 1;
3763         else
3764                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3765 }
3766
3767 /*
3768 ========================
3769 VM_cin_close
3770
3771 void cin_close(string name)
3772 ========================
3773 */
3774 void VM_cin_close( void )
3775 {
3776         const char *name;
3777
3778         VM_SAFEPARMCOUNT( 1, VM_cin_close );
3779
3780         name = PRVM_G_STRING( OFS_PARM0 );
3781         VM_CheckEmptyString( name );
3782
3783         CL_CloseVideo( CL_GetVideoByName( name ) );
3784 }
3785
3786 /*
3787 ========================
3788 VM_cin_setstate
3789 void cin_setstate(string name, float type)
3790 ========================
3791 */
3792 void VM_cin_setstate( void )
3793 {
3794         const char *name;
3795         clvideostate_t  state;
3796         clvideo_t               *video;
3797
3798         VM_SAFEPARMCOUNT( 2, VM_cin_netstate );
3799
3800         name = PRVM_G_STRING( OFS_PARM0 );
3801         VM_CheckEmptyString( name );
3802
3803         state = (clvideostate_t)((int)PRVM_G_FLOAT( OFS_PARM1 ));
3804
3805         video = CL_GetVideoByName( name );
3806         if( video && state > CLVIDEO_UNUSED && state < CLVIDEO_STATECOUNT )
3807                 CL_SetVideoState( video, state );
3808 }
3809
3810 /*
3811 ========================
3812 VM_cin_getstate
3813
3814 float cin_getstate(string name)
3815 ========================
3816 */
3817 void VM_cin_getstate( void )
3818 {
3819         const char *name;
3820         clvideo_t               *video;
3821
3822         VM_SAFEPARMCOUNT( 1, VM_cin_getstate );
3823
3824         name = PRVM_G_STRING( OFS_PARM0 );
3825         VM_CheckEmptyString( name );
3826
3827         video = CL_GetVideoByName( name );
3828         if( video )
3829                 PRVM_G_FLOAT( OFS_RETURN ) = (int)video->state;
3830         else
3831                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3832 }
3833
3834 /*
3835 ========================
3836 VM_cin_restart
3837
3838 void cin_restart(string name)
3839 ========================
3840 */
3841 void VM_cin_restart( void )
3842 {
3843         const char *name;
3844         clvideo_t               *video;
3845
3846         VM_SAFEPARMCOUNT( 1, VM_cin_restart );
3847
3848         name = PRVM_G_STRING( OFS_PARM0 );
3849         VM_CheckEmptyString( name );
3850
3851         video = CL_GetVideoByName( name );
3852         if( video )
3853                 CL_RestartVideo( video );
3854 }
3855
3856 /*
3857 ========================
3858 VM_Gecko_Init
3859 ========================
3860 */
3861 void VM_Gecko_Init( void ) {
3862         // the prog struct is memset to 0 by Initprog? [12/6/2007 Black]
3863         // FIXME: remove the other _Init functions then, too? [12/6/2007 Black]
3864 }
3865
3866 /*
3867 ========================
3868 VM_Gecko_Destroy
3869 ========================
3870 */
3871 void VM_Gecko_Destroy( void ) {
3872         int i;
3873         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
3874                 clgecko_t **instance = &prog->opengeckoinstances[ i ];
3875                 if( *instance ) {
3876                         CL_Gecko_DestroyBrowser( *instance );
3877                 }
3878                 *instance = NULL;
3879         }
3880 }
3881
3882 /*
3883 ========================
3884 VM_gecko_create
3885
3886 float[bool] gecko_create( string name )
3887 ========================
3888 */
3889 void VM_gecko_create( void ) {
3890         const char *name;
3891         int i;
3892         clgecko_t *instance;
3893
3894         VM_SAFEPARMCOUNT( 1, VM_gecko_create );
3895
3896         name = PRVM_G_STRING( OFS_PARM0 );
3897         VM_CheckEmptyString( name );
3898
3899         // find an empty slot for this gecko browser..
3900         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
3901                 if( prog->opengeckoinstances[ i ] == NULL ) {
3902                         break;
3903                 }
3904         }
3905         if( i == PRVM_MAX_GECKOINSTANCES ) {
3906                         VM_Warning("VM_gecko_create: %s ran out of gecko handles (%i)\n", PRVM_NAME, PRVM_MAX_GECKOINSTANCES);
3907                         PRVM_G_FLOAT( OFS_RETURN ) = 0;
3908                         return;
3909         }
3910
3911         instance = prog->opengeckoinstances[ i ] = CL_Gecko_CreateBrowser( name, PRVM_GetProgNr() );
3912    if( !instance ) {
3913                 // TODO: error handling [12/3/2007 Black]
3914                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3915                 return;
3916         }
3917         PRVM_G_FLOAT( OFS_RETURN ) = 1;
3918 }
3919
3920 /*
3921 ========================
3922 VM_gecko_destroy
3923
3924 void gecko_destroy( string name )
3925 ========================
3926 */
3927 void VM_gecko_destroy( void ) {
3928         const char *name;
3929         clgecko_t *instance;
3930
3931         VM_SAFEPARMCOUNT( 1, VM_gecko_destroy );
3932
3933         name = PRVM_G_STRING( OFS_PARM0 );
3934         VM_CheckEmptyString( name );
3935         instance = CL_Gecko_FindBrowser( name );
3936         if( !instance ) {
3937                 return;
3938         }
3939         CL_Gecko_DestroyBrowser( instance );
3940 }
3941
3942 /*
3943 ========================
3944 VM_gecko_navigate
3945
3946 void gecko_navigate( string name, string URI )
3947 ========================
3948 */
3949 void VM_gecko_navigate( void ) {
3950         const char *name;
3951         const char *URI;
3952         clgecko_t *instance;
3953
3954         VM_SAFEPARMCOUNT( 2, VM_gecko_navigate );
3955
3956         name = PRVM_G_STRING( OFS_PARM0 );
3957         URI = PRVM_G_STRING( OFS_PARM1 );
3958         VM_CheckEmptyString( name );
3959         VM_CheckEmptyString( URI );
3960
3961    instance = CL_Gecko_FindBrowser( name );
3962         if( !instance ) {
3963                 return;
3964         }
3965         CL_Gecko_NavigateToURI( instance, URI );
3966 }
3967
3968 /*
3969 ========================
3970 VM_gecko_keyevent
3971
3972 float[bool] gecko_keyevent( string name, float key, float eventtype )
3973 ========================
3974 */
3975 void VM_gecko_keyevent( void ) {
3976         const char *name;
3977         unsigned int key;
3978         clgecko_buttoneventtype_t eventtype;
3979         clgecko_t *instance;
3980
3981         VM_SAFEPARMCOUNT( 3, VM_gecko_keyevent );
3982
3983         name = PRVM_G_STRING( OFS_PARM0 );
3984         VM_CheckEmptyString( name );
3985         key = (unsigned int) PRVM_G_FLOAT( OFS_PARM1 );
3986         switch( (unsigned int) PRVM_G_FLOAT( OFS_PARM2 ) ) {
3987         case 0:
3988                 eventtype = CLG_BET_DOWN;
3989                 break;
3990         case 1:
3991                 eventtype = CLG_BET_UP;
3992                 break;
3993         case 2:
3994                 eventtype = CLG_BET_PRESS;
3995                 break;
3996         case 3:
3997                 eventtype = CLG_BET_DOUBLECLICK;
3998                 break;
3999         default:
4000                 // TODO: console printf? [12/3/2007 Black]
4001                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4002                 return;
4003         }
4004
4005         instance = CL_Gecko_FindBrowser( name );
4006         if( !instance ) {
4007                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4008                 return;
4009         }
4010
4011         PRVM_G_FLOAT( OFS_RETURN ) = (CL_Gecko_Event_Key( instance, (keynum_t) key, eventtype ) == true);
4012 }
4013
4014 /*
4015 ========================
4016 VM_gecko_movemouse
4017
4018 void gecko_mousemove( string name, float x, float y )
4019 ========================
4020 */
4021 void VM_gecko_movemouse( void ) {
4022         const char *name;
4023         float x, y;
4024         clgecko_t *instance;
4025
4026         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4027
4028         name = PRVM_G_STRING( OFS_PARM0 );
4029         VM_CheckEmptyString( name );
4030         x = PRVM_G_FLOAT( OFS_PARM1 );
4031         y = PRVM_G_FLOAT( OFS_PARM2 );
4032
4033         instance = CL_Gecko_FindBrowser( name );
4034         if( !instance ) {
4035                 return;
4036         }
4037         CL_Gecko_Event_CursorMove( instance, x, y );
4038 }
4039
4040
4041 /*
4042 ========================
4043 VM_gecko_resize
4044
4045 void gecko_resize( string name, float w, float h )
4046 ========================
4047 */
4048 void VM_gecko_resize( void ) {
4049         const char *name;
4050         float w, h;
4051         clgecko_t *instance;
4052
4053         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4054
4055         name = PRVM_G_STRING( OFS_PARM0 );
4056         VM_CheckEmptyString( name );
4057         w = PRVM_G_FLOAT( OFS_PARM1 );
4058         h = PRVM_G_FLOAT( OFS_PARM2 );
4059
4060         instance = CL_Gecko_FindBrowser( name );
4061         if( !instance ) {
4062                 return;
4063         }
4064         CL_Gecko_Resize( instance, (int) w, (int) h );
4065 }
4066
4067
4068 /*
4069 ========================
4070 VM_gecko_get_texture_extent
4071
4072 vector gecko_get_texture_extent( string name )
4073 ========================
4074 */
4075 void VM_gecko_get_texture_extent( void ) {
4076         const char *name;
4077         clgecko_t *instance;
4078
4079         VM_SAFEPARMCOUNT( 1, VM_gecko_movemouse );
4080
4081         name = PRVM_G_STRING( OFS_PARM0 );
4082         VM_CheckEmptyString( name );
4083
4084         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
4085         instance = CL_Gecko_FindBrowser( name );
4086         if( !instance ) {
4087                 PRVM_G_VECTOR(OFS_RETURN)[0] = 0;
4088                 PRVM_G_VECTOR(OFS_RETURN)[1] = 0;
4089                 return;
4090         }
4091         CL_Gecko_GetTextureExtent( instance,
4092                 PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_RETURN)+1 );
4093 }
4094
4095
4096
4097 /*
4098 ==============
4099 VM_makevectors
4100
4101 Writes new values for v_forward, v_up, and v_right based on angles
4102 void makevectors(vector angle)
4103 ==============
4104 */
4105 void VM_makevectors (void)
4106 {
4107         prvm_eval_t *valforward, *valright, *valup;
4108         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4109         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4110         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4111         if (!valforward || !valright || !valup)
4112         {
4113                 VM_Warning("makevectors: could not find v_forward, v_right, or v_up global variables\n");
4114                 return;
4115         }
4116         VM_SAFEPARMCOUNT(1, VM_makevectors);
4117         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), valforward->vector, valright->vector, valup->vector);
4118 }
4119
4120 /*
4121 ==============
4122 VM_vectorvectors
4123
4124 Writes new values for v_forward, v_up, and v_right based on the given forward vector
4125 vectorvectors(vector)
4126 ==============
4127 */
4128 void VM_vectorvectors (void)
4129 {
4130         prvm_eval_t *valforward, *valright, *valup;
4131         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4132         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4133         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4134         if (!valforward || !valright || !valup)
4135         {
4136                 VM_Warning("vectorvectors: could not find v_forward, v_right, or v_up global variables\n");
4137                 return;
4138         }
4139         VM_SAFEPARMCOUNT(1, VM_vectorvectors);
4140         VectorNormalize2(PRVM_G_VECTOR(OFS_PARM0), valforward->vector);
4141         VectorVectors(valforward->vector, valright->vector, valup->vector);
4142 }
4143
4144 /*
4145 ========================
4146 VM_drawline
4147
4148 void drawline(float width, vector pos1, vector pos2, vector rgb, float alpha, float flags)
4149 ========================
4150 */
4151 void VM_drawline (void)
4152 {
4153         float   *c1, *c2, *rgb;
4154         float   alpha, width;
4155         unsigned char   flags;
4156
4157         VM_SAFEPARMCOUNT(6, VM_drawline);
4158         width   = PRVM_G_FLOAT(OFS_PARM0);
4159         c1              = PRVM_G_VECTOR(OFS_PARM1);
4160         c2              = PRVM_G_VECTOR(OFS_PARM2);
4161         rgb             = PRVM_G_VECTOR(OFS_PARM3);
4162         alpha   = PRVM_G_FLOAT(OFS_PARM4);
4163         flags   = (int)PRVM_G_FLOAT(OFS_PARM5);
4164         DrawQ_Line(width, c1[0], c1[1], c2[0], c2[1], rgb[0], rgb[1], rgb[2], alpha, flags);
4165 }
4166
4167 // float(float number, float quantity) bitshift (EXT_BITSHIFT)
4168 void VM_bitshift (void)
4169 {
4170         int n1, n2;
4171         VM_SAFEPARMCOUNT(2, VM_bitshift);
4172
4173         n1 = (int)fabs((float)((int)PRVM_G_FLOAT(OFS_PARM0)));
4174         n2 = (int)PRVM_G_FLOAT(OFS_PARM1);
4175         if(!n1)
4176                 PRVM_G_FLOAT(OFS_RETURN) = n1;
4177         else
4178         if(n2 < 0)
4179                 PRVM_G_FLOAT(OFS_RETURN) = (n1 >> -n2);
4180         else
4181                 PRVM_G_FLOAT(OFS_RETURN) = (n1 << n2);
4182 }
4183
4184 ////////////////////////////////////////
4185 // AltString functions
4186 ////////////////////////////////////////
4187
4188 /*
4189 ========================
4190 VM_altstr_count
4191
4192 float altstr_count(string)
4193 ========================
4194 */
4195 void VM_altstr_count( void )
4196 {
4197         const char *altstr, *pos;
4198         int     count;
4199
4200         VM_SAFEPARMCOUNT( 1, VM_altstr_count );
4201
4202         altstr = PRVM_G_STRING( OFS_PARM0 );
4203         //VM_CheckEmptyString( altstr );
4204
4205         for( count = 0, pos = altstr ; *pos ; pos++ ) {
4206                 if( *pos == '\\' ) {
4207                         if( !*++pos ) {
4208                                 break;
4209                         }
4210                 } else if( *pos == '\'' ) {
4211                         count++;
4212                 }
4213         }
4214
4215         PRVM_G_FLOAT( OFS_RETURN ) = (float) (count / 2);
4216 }
4217
4218 /*
4219 ========================
4220 VM_altstr_prepare
4221
4222 string altstr_prepare(string)
4223 ========================
4224 */
4225 void VM_altstr_prepare( void )
4226 {
4227         char *out;
4228         const char *instr, *in;
4229         int size;
4230         char outstr[VM_STRINGTEMP_LENGTH];
4231
4232         VM_SAFEPARMCOUNT( 1, VM_altstr_prepare );
4233
4234         instr = PRVM_G_STRING( OFS_PARM0 );
4235
4236         for( out = outstr, in = instr, size = sizeof(outstr) - 1 ; size && *in ; size--, in++, out++ )
4237                 if( *in == '\'' ) {
4238                         *out++ = '\\';
4239                         *out = '\'';
4240                         size--;
4241                 } else
4242                         *out = *in;
4243         *out = 0;
4244
4245         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4246 }
4247
4248 /*
4249 ========================
4250 VM_altstr_get
4251
4252 string altstr_get(string, float)
4253 ========================
4254 */
4255 void VM_altstr_get( void )
4256 {
4257         const char *altstr, *pos;
4258         char *out;
4259         int count, size;
4260         char outstr[VM_STRINGTEMP_LENGTH];
4261
4262         VM_SAFEPARMCOUNT( 2, VM_altstr_get );
4263
4264         altstr = PRVM_G_STRING( OFS_PARM0 );
4265
4266         count = (int)PRVM_G_FLOAT( OFS_PARM1 );
4267         count = count * 2 + 1;
4268
4269         for( pos = altstr ; *pos && count ; pos++ )
4270                 if( *pos == '\\' ) {
4271                         if( !*++pos )
4272                                 break;
4273                 } else if( *pos == '\'' )
4274                         count--;
4275
4276         if( !*pos ) {
4277                 PRVM_G_INT( OFS_RETURN ) = 0;
4278                 return;
4279         }
4280
4281         for( out = outstr, size = sizeof(outstr) - 1 ; size && *pos ; size--, pos++, out++ )
4282                 if( *pos == '\\' ) {
4283                         if( !*++pos )
4284                                 break;
4285                         *out = *pos;
4286                         size--;
4287                 } else if( *pos == '\'' )
4288                         break;
4289                 else
4290                         *out = *pos;
4291
4292         *out = 0;
4293         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4294 }
4295
4296 /*
4297 ========================
4298 VM_altstr_set
4299
4300 string altstr_set(string altstr, float num, string set)
4301 ========================
4302 */
4303 void VM_altstr_set( void )
4304 {
4305     int num;
4306         const char *altstr, *str;
4307         const char *in;
4308         char *out;
4309         char outstr[VM_STRINGTEMP_LENGTH];
4310
4311         VM_SAFEPARMCOUNT( 3, VM_altstr_set );
4312
4313         altstr = PRVM_G_STRING( OFS_PARM0 );
4314
4315         num = (int)PRVM_G_FLOAT( OFS_PARM1 );
4316
4317         str = PRVM_G_STRING( OFS_PARM2 );
4318
4319         out = outstr;
4320         for( num = num * 2 + 1, in = altstr; *in && num; *out++ = *in++ )
4321                 if( *in == '\\' ) {
4322                         if( !*++in ) {
4323                                 break;
4324                         }
4325                 } else if( *in == '\'' ) {
4326                         num--;
4327                 }
4328
4329         // copy set in
4330         for( ; *str; *out++ = *str++ );
4331         // now jump over the old content
4332         for( ; *in ; in++ )
4333                 if( *in == '\'' || (*in == '\\' && !*++in) )
4334                         break;
4335
4336         strlcpy(out, in, outstr + sizeof(outstr) - out);
4337         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4338 }
4339
4340 /*
4341 ========================
4342 VM_altstr_ins
4343 insert after num
4344 string  altstr_ins(string altstr, float num, string set)
4345 ========================
4346 */
4347 void VM_altstr_ins(void)
4348 {
4349         int num;
4350         const char *setstr;
4351         const char *set;
4352         const char *instr;
4353         const char *in;
4354         char *out;
4355         char outstr[VM_STRINGTEMP_LENGTH];
4356
4357         VM_SAFEPARMCOUNT(3, VM_altstr_ins);
4358
4359         in = instr = PRVM_G_STRING( OFS_PARM0 );
4360         num = (int)PRVM_G_FLOAT( OFS_PARM1 );
4361         set = setstr = PRVM_G_STRING( OFS_PARM2 );
4362
4363         out = outstr;
4364         for( num = num * 2 + 2 ; *in && num > 0 ; *out++ = *in++ )
4365                 if( *in == '\\' ) {
4366                         if( !*++in ) {
4367                                 break;
4368                         }
4369                 } else if( *in == '\'' ) {
4370                         num--;
4371                 }
4372
4373         *out++ = '\'';
4374         for( ; *set ; *out++ = *set++ );
4375         *out++ = '\'';
4376
4377         strlcpy(out, in, outstr + sizeof(outstr) - out);
4378         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4379 }
4380
4381
4382 ////////////////////////////////////////
4383 // BufString functions
4384 ////////////////////////////////////////
4385 //[515]: string buffers support
4386
4387 static size_t stringbuffers_sortlength;
4388
4389 static void BufStr_Expand(prvm_stringbuffer_t *stringbuffer, int strindex)
4390 {
4391         if (stringbuffer->max_strings <= strindex)
4392         {
4393                 char **oldstrings = stringbuffer->strings;
4394                 stringbuffer->max_strings = max(stringbuffer->max_strings * 2, 128);
4395                 while (stringbuffer->max_strings <= strindex)
4396                         stringbuffer->max_strings *= 2;
4397                 stringbuffer->strings = (char **) Mem_Alloc(prog->progs_mempool, stringbuffer->max_strings * sizeof(stringbuffer->strings[0]));
4398                 if (stringbuffer->num_strings > 0)
4399                         memcpy(stringbuffer->strings, oldstrings, stringbuffer->num_strings * sizeof(stringbuffer->strings[0]));
4400                 if (oldstrings)
4401                         Mem_Free(oldstrings);
4402         }
4403 }
4404
4405 static void BufStr_Shrink(prvm_stringbuffer_t *stringbuffer)
4406 {
4407         // reduce num_strings if there are empty string slots at the end
4408         while (stringbuffer->num_strings > 0 && stringbuffer->strings[stringbuffer->num_strings - 1] == NULL)
4409                 stringbuffer->num_strings--;
4410
4411         // if empty, free the string pointer array
4412         if (stringbuffer->num_strings == 0)
4413         {
4414                 stringbuffer->max_strings = 0;
4415                 if (stringbuffer->strings)
4416                         Mem_Free(stringbuffer->strings);
4417                 stringbuffer->strings = NULL;
4418         }
4419 }
4420
4421 static int BufStr_SortStringsUP (const void *in1, const void *in2)
4422 {
4423         const char *a, *b;
4424         a = *((const char **) in1);
4425         b = *((const char **) in2);
4426         if(!a[0])       return 1;
4427         if(!b[0])       return -1;
4428         return strncmp(a, b, stringbuffers_sortlength);
4429 }
4430
4431 static int BufStr_SortStringsDOWN (const void *in1, const void *in2)
4432 {
4433         const char *a, *b;
4434         a = *((const char **) in1);
4435         b = *((const char **) in2);
4436         if(!a[0])       return 1;
4437         if(!b[0])       return -1;
4438         return strncmp(b, a, stringbuffers_sortlength);
4439 }
4440
4441 /*
4442 ========================
4443 VM_buf_create
4444 creates new buffer, and returns it's index, returns -1 if failed
4445 float buf_create(void) = #460;
4446 ========================
4447 */
4448 void VM_buf_create (void)
4449 {
4450         prvm_stringbuffer_t *stringbuffer;
4451         int i;
4452         VM_SAFEPARMCOUNT(0, VM_buf_create);
4453         stringbuffer = (prvm_stringbuffer_t *) Mem_ExpandableArray_AllocRecord(&prog->stringbuffersarray);
4454         for (i = 0;stringbuffer != Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i);i++);
4455         stringbuffer->origin = PRVM_AllocationOrigin();
4456         PRVM_G_FLOAT(OFS_RETURN) = i;
4457 }
4458
4459 /*
4460 ========================
4461 VM_buf_del
4462 deletes buffer and all strings in it
4463 void buf_del(float bufhandle) = #461;
4464 ========================
4465 */
4466 void VM_buf_del (void)
4467 {
4468         prvm_stringbuffer_t *stringbuffer;
4469         VM_SAFEPARMCOUNT(1, VM_buf_del);
4470         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4471         if (stringbuffer)
4472         {
4473                 int i;
4474                 for (i = 0;i < stringbuffer->num_strings;i++)
4475                         if (stringbuffer->strings[i])
4476                                 Mem_Free(stringbuffer->strings[i]);
4477                 if (stringbuffer->strings)
4478                         Mem_Free(stringbuffer->strings);
4479                 if(stringbuffer->origin)
4480                         PRVM_Free((char *)stringbuffer->origin);
4481                 Mem_ExpandableArray_FreeRecord(&prog->stringbuffersarray, stringbuffer);
4482         }
4483         else
4484         {
4485                 VM_Warning("VM_buf_del: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4486                 return;
4487         }
4488 }
4489
4490 /*
4491 ========================
4492 VM_buf_getsize
4493 how many strings are stored in buffer
4494 float buf_getsize(float bufhandle) = #462;
4495 ========================
4496 */
4497 void VM_buf_getsize (void)
4498 {
4499         prvm_stringbuffer_t *stringbuffer;
4500         VM_SAFEPARMCOUNT(1, VM_buf_getsize);
4501
4502         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4503         if(!stringbuffer)
4504         {
4505                 PRVM_G_FLOAT(OFS_RETURN) = -1;
4506                 VM_Warning("VM_buf_getsize: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4507                 return;
4508         }
4509         else
4510                 PRVM_G_FLOAT(OFS_RETURN) = stringbuffer->num_strings;
4511 }
4512
4513 /*
4514 ========================
4515 VM_buf_copy
4516 copy all content from one buffer to another, make sure it exists
4517 void buf_copy(float bufhandle_from, float bufhandle_to) = #463;
4518 ========================
4519 */
4520 void VM_buf_copy (void)
4521 {
4522         prvm_stringbuffer_t *srcstringbuffer, *dststringbuffer;
4523         int i;
4524         VM_SAFEPARMCOUNT(2, VM_buf_copy);
4525
4526         srcstringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4527         if(!srcstringbuffer)
4528         {
4529                 VM_Warning("VM_buf_copy: invalid source buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4530                 return;
4531         }
4532         i = (int)PRVM_G_FLOAT(OFS_PARM1);
4533         if(i == (int)PRVM_G_FLOAT(OFS_PARM0))
4534         {
4535                 VM_Warning("VM_buf_copy: source == destination (%i) in %s\n", i, PRVM_NAME);
4536                 return;
4537         }
4538         dststringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4539         if(!dststringbuffer)
4540         {
4541                 VM_Warning("VM_buf_copy: invalid destination buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM1), PRVM_NAME);
4542                 return;
4543         }
4544
4545         for (i = 0;i < dststringbuffer->num_strings;i++)
4546                 if (dststringbuffer->strings[i])
4547                         Mem_Free(dststringbuffer->strings[i]);
4548         if (dststringbuffer->strings)
4549                 Mem_Free(dststringbuffer->strings);
4550         *dststringbuffer = *srcstringbuffer;
4551         if (dststringbuffer->max_strings)
4552                 dststringbuffer->strings = (char **)Mem_Alloc(prog->progs_mempool, sizeof(dststringbuffer->strings[0]) * dststringbuffer->max_strings);
4553
4554         for (i = 0;i < dststringbuffer->num_strings;i++)
4555         {
4556                 if (srcstringbuffer->strings[i])
4557                 {
4558                         size_t stringlen;
4559                         stringlen = strlen(srcstringbuffer->strings[i]) + 1;
4560                         dststringbuffer->strings[i] = (char *)Mem_Alloc(prog->progs_mempool, stringlen);
4561                         memcpy(dststringbuffer->strings[i], srcstringbuffer->strings[i], stringlen);
4562                 }
4563         }
4564 }
4565
4566 /*
4567 ========================
4568 VM_buf_sort
4569 sort buffer by beginnings of strings (cmplength defaults it's length)
4570 "backward == TRUE" means that sorting goes upside-down
4571 void buf_sort(float bufhandle, float cmplength, float backward) = #464;
4572 ========================
4573 */
4574 void VM_buf_sort (void)
4575 {
4576         prvm_stringbuffer_t *stringbuffer;
4577         VM_SAFEPARMCOUNT(3, VM_buf_sort);
4578
4579         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4580         if(!stringbuffer)
4581         {
4582                 VM_Warning("VM_buf_sort: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4583                 return;
4584         }
4585         if(stringbuffer->num_strings <= 0)
4586         {
4587                 VM_Warning("VM_buf_sort: tried to sort empty buffer %i in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4588                 return;
4589         }
4590         stringbuffers_sortlength = (int)PRVM_G_FLOAT(OFS_PARM1);
4591         if(stringbuffers_sortlength <= 0)
4592                 stringbuffers_sortlength = 0x7FFFFFFF;
4593
4594         if(!PRVM_G_FLOAT(OFS_PARM2))
4595                 qsort(stringbuffer->strings, stringbuffer->num_strings, sizeof(char*), BufStr_SortStringsUP);
4596         else
4597                 qsort(stringbuffer->strings, stringbuffer->num_strings, sizeof(char*), BufStr_SortStringsDOWN);
4598
4599         BufStr_Shrink(stringbuffer);
4600 }
4601
4602 /*
4603 ========================
4604 VM_buf_implode
4605 concantenates all buffer string into one with "glue" separator and returns it as tempstring
4606 string buf_implode(float bufhandle, string glue) = #465;
4607 ========================
4608 */
4609 void VM_buf_implode (void)
4610 {
4611         prvm_stringbuffer_t *stringbuffer;
4612         char                    k[VM_STRINGTEMP_LENGTH];
4613         const char              *sep;
4614         int                             i;
4615         size_t                  l;
4616         VM_SAFEPARMCOUNT(2, VM_buf_implode);
4617
4618         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4619         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
4620         if(!stringbuffer)
4621         {
4622                 VM_Warning("VM_buf_implode: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4623                 return;
4624         }
4625         if(!stringbuffer->num_strings)
4626                 return;
4627         sep = PRVM_G_STRING(OFS_PARM1);
4628         k[0] = 0;
4629         for(l = i = 0;i < stringbuffer->num_strings;i++)
4630         {
4631                 if(stringbuffer->strings[i])
4632                 {
4633                         l += (i > 0 ? strlen(sep) : 0) + strlen(stringbuffer->strings[i]);
4634                         if (l >= sizeof(k) - 1)
4635                                 break;
4636                         strlcat(k, sep, sizeof(k));
4637                         strlcat(k, stringbuffer->strings[i], sizeof(k));
4638                 }
4639         }
4640         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(k);
4641 }
4642
4643 /*
4644 ========================
4645 VM_bufstr_get
4646 get a string from buffer, returns tempstring, dont str_unzone it!
4647 string bufstr_get(float bufhandle, float string_index) = #465;
4648 ========================
4649 */
4650 void VM_bufstr_get (void)
4651 {
4652         prvm_stringbuffer_t *stringbuffer;
4653         int                             strindex;
4654         VM_SAFEPARMCOUNT(2, VM_bufstr_get);
4655
4656         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
4657         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4658         if(!stringbuffer)
4659         {
4660                 VM_Warning("VM_bufstr_get: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4661                 return;
4662         }
4663         strindex = (int)PRVM_G_FLOAT(OFS_PARM1);
4664         if (strindex < 0)
4665         {
4666                 VM_Warning("VM_bufstr_get: invalid string index %i used in %s\n", strindex, PRVM_NAME);
4667                 return;
4668         }
4669         if (strindex < stringbuffer->num_strings && stringbuffer->strings[strindex])
4670                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(stringbuffer->strings[strindex]);
4671 }
4672
4673 /*
4674 ========================
4675 VM_bufstr_set
4676 copies a string into selected slot of buffer
4677 void bufstr_set(float bufhandle, float string_index, string str) = #466;
4678 ========================
4679 */
4680 void VM_bufstr_set (void)
4681 {
4682         int                             strindex;
4683         prvm_stringbuffer_t *stringbuffer;
4684         const char              *news;
4685
4686         VM_SAFEPARMCOUNT(3, VM_bufstr_set);
4687
4688         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4689         if(!stringbuffer)
4690         {
4691                 VM_Warning("VM_bufstr_set: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4692                 return;
4693         }
4694         strindex = (int)PRVM_G_FLOAT(OFS_PARM1);
4695         if(strindex < 0 || strindex >= 1000000) // huge number of strings
4696         {
4697                 VM_Warning("VM_bufstr_set: invalid string index %i used in %s\n", strindex, PRVM_NAME);
4698                 return;
4699         }
4700
4701         BufStr_Expand(stringbuffer, strindex);
4702         stringbuffer->num_strings = max(stringbuffer->num_strings, strindex + 1);
4703
4704         if(stringbuffer->strings[strindex])
4705                 Mem_Free(stringbuffer->strings[strindex]);
4706         stringbuffer->strings[strindex] = NULL;
4707
4708         news = PRVM_G_STRING(OFS_PARM2);
4709         if (news && news[0])
4710         {
4711                 size_t alloclen = strlen(news) + 1;
4712                 stringbuffer->strings[strindex] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4713                 memcpy(stringbuffer->strings[strindex], news, alloclen);
4714         }
4715
4716         BufStr_Shrink(stringbuffer);
4717 }
4718
4719 /*
4720 ========================
4721 VM_bufstr_add
4722 adds string to buffer in first free slot and returns its index
4723 "order == TRUE" means that string will be added after last "full" slot
4724 float bufstr_add(float bufhandle, string str, float order) = #467;
4725 ========================
4726 */
4727 void VM_bufstr_add (void)
4728 {
4729         int                             order, strindex;
4730         prvm_stringbuffer_t *stringbuffer;
4731         const char              *string;
4732         size_t                  alloclen;
4733
4734         VM_SAFEPARMCOUNT(3, VM_bufstr_add);
4735
4736         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4737         PRVM_G_FLOAT(OFS_RETURN) = -1;
4738         if(!stringbuffer)
4739         {
4740                 VM_Warning("VM_bufstr_add: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4741                 return;
4742         }
4743         string = PRVM_G_STRING(OFS_PARM1);
4744         if(!string || !string[0])
4745         {
4746                 VM_Warning("VM_bufstr_add: can not add an empty string to buffer %i in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4747                 return;
4748         }
4749         order = (int)PRVM_G_FLOAT(OFS_PARM2);
4750         if(order)
4751                 strindex = stringbuffer->num_strings;
4752         else
4753                 for (strindex = 0;strindex < stringbuffer->num_strings;strindex++)
4754                         if (stringbuffer->strings[strindex] == NULL)
4755                                 break;
4756
4757         BufStr_Expand(stringbuffer, strindex);
4758
4759         stringbuffer->num_strings = max(stringbuffer->num_strings, strindex + 1);
4760         alloclen = strlen(string) + 1;
4761         stringbuffer->strings[strindex] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4762         memcpy(stringbuffer->strings[strindex], string, alloclen);
4763
4764         PRVM_G_FLOAT(OFS_RETURN) = strindex;
4765 }
4766
4767 /*
4768 ========================
4769 VM_bufstr_free
4770 delete string from buffer
4771 void bufstr_free(float bufhandle, float string_index) = #468;
4772 ========================
4773 */
4774 void VM_bufstr_free (void)
4775 {
4776         int                             i;
4777         prvm_stringbuffer_t     *stringbuffer;
4778         VM_SAFEPARMCOUNT(2, VM_bufstr_free);
4779
4780         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4781         if(!stringbuffer)
4782         {
4783                 VM_Warning("VM_bufstr_free: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4784                 return;
4785         }
4786         i = (int)PRVM_G_FLOAT(OFS_PARM1);
4787         if(i < 0)
4788         {
4789                 VM_Warning("VM_bufstr_free: invalid string index %i used in %s\n", i, PRVM_NAME);
4790                 return;
4791         }
4792
4793         if (i < stringbuffer->num_strings)
4794         {
4795                 if(stringbuffer->strings[i])
4796                         Mem_Free(stringbuffer->strings[i]);
4797                 stringbuffer->strings[i] = NULL;
4798         }
4799
4800         BufStr_Shrink(stringbuffer);
4801 }
4802
4803
4804
4805
4806
4807
4808
4809 void VM_buf_cvarlist(void)
4810 {
4811         cvar_t *cvar;
4812         const char *partial, *antipartial;
4813         size_t len, antilen;
4814         size_t alloclen;
4815         qboolean ispattern, antiispattern;
4816         int n;
4817         prvm_stringbuffer_t     *stringbuffer;
4818         VM_SAFEPARMCOUNTRANGE(2, 3, VM_buf_cvarlist);
4819
4820         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4821         if(!stringbuffer)
4822         {
4823                 VM_Warning("VM_bufstr_free: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4824                 return;
4825         }
4826
4827         partial = PRVM_G_STRING(OFS_PARM1);
4828         if(!partial)
4829                 len = 0;
4830         else
4831                 len = strlen(partial);
4832
4833         if(prog->argc == 3)
4834                 antipartial = PRVM_G_STRING(OFS_PARM2);
4835         else
4836                 antipartial = NULL;
4837         if(!antipartial)
4838                 antilen = 0;
4839         else
4840                 antilen = strlen(antipartial);
4841
4842         for (n = 0;n < stringbuffer->num_strings;n++)
4843                 if (stringbuffer->strings[n])
4844                         Mem_Free(stringbuffer->strings[n]);
4845         if (stringbuffer->strings)
4846                 Mem_Free(stringbuffer->strings);
4847         stringbuffer->strings = NULL;
4848
4849         ispattern = partial && (strchr(partial, '*') || strchr(partial, '?'));
4850         antiispattern = antipartial && (strchr(antipartial, '*') || strchr(antipartial, '?'));
4851
4852         n = 0;
4853         for(cvar = cvar_vars; cvar; cvar = cvar->next)
4854         {
4855                 if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
4856                         continue;
4857
4858                 if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
4859                         continue;
4860
4861                 ++n;
4862         }
4863
4864         stringbuffer->max_strings = stringbuffer->num_strings = n;
4865         if (stringbuffer->max_strings)
4866                 stringbuffer->strings = (char **)Mem_Alloc(prog->progs_mempool, sizeof(stringbuffer->strings[0]) * stringbuffer->max_strings);
4867
4868         n = 0;
4869         for(cvar = cvar_vars; cvar; cvar = cvar->next)
4870         {
4871                 if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
4872                         continue;
4873
4874                 if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
4875                         continue;
4876
4877                 alloclen = strlen(cvar->name) + 1;
4878                 stringbuffer->strings[n] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4879                 memcpy(stringbuffer->strings[n], cvar->name, alloclen);
4880
4881                 ++n;
4882         }
4883 }
4884
4885
4886
4887
4888 //=============
4889
4890 /*
4891 ==============
4892 VM_changeyaw
4893
4894 This was a major timewaster in progs, so it was converted to C
4895 ==============
4896 */
4897 void VM_changeyaw (void)
4898 {
4899         prvm_edict_t            *ent;
4900         float           ideal, current, move, speed;
4901
4902         // this is called (VERY HACKISHLY) by SV_MoveToGoal, so it can not use any
4903         // parameters because they are the parameters to SV_MoveToGoal, not this
4904         //VM_SAFEPARMCOUNT(0, VM_changeyaw);
4905
4906         ent = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
4907         if (ent == prog->edicts)
4908         {
4909                 VM_Warning("changeyaw: can not modify world entity\n");
4910                 return;
4911         }
4912         if (ent->priv.server->free)
4913         {
4914                 VM_Warning("changeyaw: can not modify free entity\n");
4915                 return;
4916         }
4917         if (prog->fieldoffsets.angles < 0 || prog->fieldoffsets.ideal_yaw < 0 || prog->fieldoffsets.yaw_speed < 0)
4918         {
4919                 VM_Warning("changeyaw: angles, ideal_yaw, or yaw_speed field(s) not found\n");
4920                 return;
4921         }
4922         current = ANGLEMOD(PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[1]);
4923         ideal = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.ideal_yaw)->_float;
4924         speed = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.yaw_speed)->_float;
4925
4926         if (current == ideal)
4927                 return;
4928         move = ideal - current;
4929         if (ideal > current)
4930         {
4931                 if (move >= 180)
4932                         move = move - 360;
4933         }
4934         else
4935         {
4936                 if (move <= -180)
4937                         move = move + 360;
4938         }
4939         if (move > 0)
4940         {
4941                 if (move > speed)
4942                         move = speed;
4943         }
4944         else
4945         {
4946                 if (move < -speed)
4947                         move = -speed;
4948         }
4949
4950         PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[1] = ANGLEMOD (current + move);
4951 }
4952
4953 /*
4954 ==============
4955 VM_changepitch
4956 ==============
4957 */
4958 void VM_changepitch (void)
4959 {
4960         prvm_edict_t            *ent;
4961         float           ideal, current, move, speed;
4962
4963         VM_SAFEPARMCOUNT(1, VM_changepitch);
4964
4965         ent = PRVM_G_EDICT(OFS_PARM0);
4966         if (ent == prog->edicts)
4967         {
4968                 VM_Warning("changepitch: can not modify world entity\n");
4969                 return;
4970         }
4971         if (ent->priv.server->free)
4972         {
4973                 VM_Warning("changepitch: can not modify free entity\n");
4974                 return;
4975         }
4976         if (prog->fieldoffsets.angles < 0 || prog->fieldoffsets.idealpitch < 0 || prog->fieldoffsets.pitch_speed < 0)
4977         {
4978                 VM_Warning("changepitch: angles, idealpitch, or pitch_speed field(s) not found\n");
4979                 return;
4980         }
4981         current = ANGLEMOD(PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[0]);
4982         ideal = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.idealpitch)->_float;
4983         speed = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.pitch_speed)->_float;
4984
4985         if (current == ideal)
4986                 return;
4987         move = ideal - current;
4988         if (ideal > current)
4989         {
4990                 if (move >= 180)
4991                         move = move - 360;
4992         }
4993         else
4994         {
4995                 if (move <= -180)
4996                         move = move + 360;
4997         }
4998         if (move > 0)
4999         {
5000                 if (move > speed)
5001                         move = speed;
5002         }
5003         else
5004         {
5005                 if (move < -speed)
5006                         move = -speed;
5007         }
5008
5009         PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[0] = ANGLEMOD (current + move);
5010 }
5011
5012
5013 void VM_uncolorstring (void)
5014 {
5015         char szNewString[VM_STRINGTEMP_LENGTH];
5016         const char *szString;
5017
5018         // Prepare Strings
5019         VM_SAFEPARMCOUNT(1, VM_uncolorstring);
5020         szString = PRVM_G_STRING(OFS_PARM0);
5021         COM_StringDecolorize(szString, 0, szNewString, sizeof(szNewString), TRUE);
5022         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
5023
5024 }
5025
5026 // #221 float(string str, string sub[, float startpos]) strstrofs (FTE_STRINGS)
5027 //strstr, without generating a new string. Use in conjunction with FRIK_FILE's substring for more similar strstr.
5028 void VM_strstrofs (void)
5029 {
5030         const char *instr, *match;
5031         int firstofs;
5032         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strstrofs);
5033         instr = PRVM_G_STRING(OFS_PARM0);
5034         match = PRVM_G_STRING(OFS_PARM1);
5035         firstofs = (prog->argc > 2)?(int)PRVM_G_FLOAT(OFS_PARM2):0;
5036         firstofs = u8_bytelen(instr, firstofs);
5037
5038         if (firstofs && (firstofs < 0 || firstofs > (int)strlen(instr)))
5039         {
5040                 PRVM_G_FLOAT(OFS_RETURN) = -1;
5041                 return;
5042         }
5043
5044         match = strstr(instr+firstofs, match);
5045         if (!match)
5046                 PRVM_G_FLOAT(OFS_RETURN) = -1;
5047         else
5048                 PRVM_G_FLOAT(OFS_RETURN) = match - instr;
5049 }
5050
5051 //#222 string(string s, float index) str2chr (FTE_STRINGS)
5052 void VM_str2chr (void)
5053 {
5054         const char *s;
5055         Uchar ch;
5056         int index;
5057         VM_SAFEPARMCOUNT(2, VM_str2chr);
5058         s = PRVM_G_STRING(OFS_PARM0);
5059         index = u8_bytelen(s, (int)PRVM_G_FLOAT(OFS_PARM1));
5060
5061         if((unsigned)index < strlen(s))
5062         {
5063                 ch = u8_getchar(s + index, NULL);
5064                 PRVM_G_FLOAT(OFS_RETURN) = ch;
5065         }
5066         else
5067                 PRVM_G_FLOAT(OFS_RETURN) = 0;
5068 }
5069
5070 //#223 string(float c, ...) chr2str (FTE_STRINGS)
5071 void VM_chr2str (void)
5072 {
5073         /*
5074         char    t[9];
5075         int             i;
5076         VM_SAFEPARMCOUNTRANGE(0, 8, VM_chr2str);
5077         for(i = 0;i < prog->argc && i < (int)sizeof(t) - 1;i++)
5078                 t[i] = (unsigned char)PRVM_G_FLOAT(OFS_PARM0+i*3);
5079         t[i] = 0;
5080         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
5081         */
5082         char t[9 * 4 + 1];
5083         int i;
5084         size_t len = 0;
5085         VM_SAFEPARMCOUNTRANGE(0, 8, VM_chr2str);
5086         for(i = 0; i < prog->argc && len < sizeof(t)-1; ++i)
5087                 len += u8_fromchar((Uchar)PRVM_G_FLOAT(OFS_PARM0+i*3), t + len, sizeof(t)-1);
5088         t[len] = 0;
5089         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
5090 }
5091
5092 static int chrconv_number(int i, int base, int conv)
5093 {
5094         i -= base;
5095         switch (conv)
5096         {
5097         default:
5098         case 5:
5099         case 6:
5100         case 0:
5101                 break;
5102         case 1:
5103                 base = '0';
5104                 break;
5105         case 2:
5106                 base = '0'+128;
5107                 break;
5108         case 3:
5109                 base = '0'-30;
5110                 break;
5111         case 4:
5112                 base = '0'+128-30;
5113                 break;
5114         }
5115         return i + base;
5116 }
5117 static int chrconv_punct(int i, int base, int conv)
5118 {
5119         i -= base;
5120         switch (conv)
5121         {
5122         default:
5123         case 0:
5124                 break;
5125         case 1:
5126                 base = 0;
5127                 break;
5128         case 2:
5129                 base = 128;
5130                 break;
5131         }
5132         return i + base;
5133 }
5134
5135 static int chrchar_alpha(int i, int basec, int baset, int convc, int convt, int charnum)
5136 {
5137         //convert case and colour seperatly...
5138
5139         i -= baset + basec;
5140         switch (convt)
5141         {
5142         default:
5143         case 0:
5144                 break;
5145         case 1:
5146                 baset = 0;
5147                 break;
5148         case 2:
5149                 baset = 128;
5150                 break;
5151
5152         case 5:
5153         case 6:
5154                 baset = 128*((charnum&1) == (convt-5));
5155                 break;
5156         }
5157
5158         switch (convc)
5159         {
5160         default:
5161         case 0:
5162                 break;
5163         case 1:
5164                 basec = 'a';
5165                 break;
5166         case 2:
5167                 basec = 'A';
5168                 break;
5169         }
5170         return i + basec + baset;
5171 }
5172 // #224 string(float ccase, float calpha, float cnum, string s, ...) strconv (FTE_STRINGS)
5173 //bulk convert a string. change case or colouring.
5174 void VM_strconv (void)
5175 {
5176         int ccase, redalpha, rednum, len, i;
5177         unsigned char resbuf[VM_STRINGTEMP_LENGTH];
5178         unsigned char *result = resbuf;
5179
5180         VM_SAFEPARMCOUNTRANGE(3, 8, VM_strconv);
5181
5182         ccase = (int) PRVM_G_FLOAT(OFS_PARM0);  //0 same, 1 lower, 2 upper
5183         redalpha = (int) PRVM_G_FLOAT(OFS_PARM1);       //0 same, 1 white, 2 red,  5 alternate, 6 alternate-alternate
5184         rednum = (int) PRVM_G_FLOAT(OFS_PARM2); //0 same, 1 white, 2 red, 3 redspecial, 4 whitespecial, 5 alternate, 6 alternate-alternate
5185         VM_VarString(3, (char *) resbuf, sizeof(resbuf));
5186         len = strlen((char *) resbuf);
5187
5188         for (i = 0; i < len; i++, result++)     //should this be done backwards?
5189         {
5190                 if (*result >= '0' && *result <= '9')   //normal numbers...
5191                         *result = chrconv_number(*result, '0', rednum);
5192                 else if (*result >= '0'+128 && *result <= '9'+128)
5193                         *result = chrconv_number(*result, '0'+128, rednum);
5194                 else if (*result >= '0'+128-30 && *result <= '9'+128-30)
5195                         *result = chrconv_number(*result, '0'+128-30, rednum);
5196                 else if (*result >= '0'-30 && *result <= '9'-30)
5197                         *result = chrconv_number(*result, '0'-30, rednum);
5198
5199                 else if (*result >= 'a' && *result <= 'z')      //normal numbers...
5200                         *result = chrchar_alpha(*result, 'a', 0, ccase, redalpha, i);
5201                 else if (*result >= 'A' && *result <= 'Z')      //normal numbers...
5202                         *result = chrchar_alpha(*result, 'A', 0, ccase, redalpha, i);
5203                 else if (*result >= 'a'+128 && *result <= 'z'+128)      //normal numbers...
5204                         *result = chrchar_alpha(*result, 'a', 128, ccase, redalpha, i);
5205                 else if (*result >= 'A'+128 && *result <= 'Z'+128)      //normal numbers...
5206                         *result = chrchar_alpha(*result, 'A', 128, ccase, redalpha, i);
5207
5208                 else if ((*result & 127) < 16 || !redalpha)     //special chars..
5209                         *result = *result;
5210                 else if (*result < 128)
5211                         *result = chrconv_punct(*result, 0, redalpha);
5212                 else
5213                         *result = chrconv_punct(*result, 128, redalpha);
5214         }
5215         *result = '\0';
5216
5217         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString((char *) resbuf);
5218 }
5219
5220 // #225 string(float chars, string s, ...) strpad (FTE_STRINGS)
5221 void VM_strpad (void)
5222 {
5223         char src[VM_STRINGTEMP_LENGTH];
5224         char destbuf[VM_STRINGTEMP_LENGTH];
5225         int pad;
5226         VM_SAFEPARMCOUNTRANGE(1, 8, VM_strpad);
5227         pad = (int) PRVM_G_FLOAT(OFS_PARM0);
5228         VM_VarString(1, src, sizeof(src));
5229
5230         // note: < 0 = left padding, > 0 = right padding,
5231         // this is reverse logic of printf!
5232         dpsnprintf(destbuf, sizeof(destbuf), "%*s", -pad, src);
5233
5234         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(destbuf);
5235 }
5236
5237 // #226 string(string info, string key, string value, ...) infoadd (FTE_STRINGS)
5238 //uses qw style \key\value strings
5239 void VM_infoadd (void)
5240 {
5241         const char *info, *key;
5242         char value[VM_STRINGTEMP_LENGTH];
5243         char temp[VM_STRINGTEMP_LENGTH];
5244
5245         VM_SAFEPARMCOUNTRANGE(2, 8, VM_infoadd);
5246         info = PRVM_G_STRING(OFS_PARM0);
5247         key = PRVM_G_STRING(OFS_PARM1);
5248         VM_VarString(2, value, sizeof(value));
5249
5250         strlcpy(temp, info, VM_STRINGTEMP_LENGTH);
5251
5252         InfoString_SetValue(temp, VM_STRINGTEMP_LENGTH, key, value);
5253
5254         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(temp);
5255 }
5256
5257 // #227 string(string info, string key) infoget (FTE_STRINGS)
5258 //uses qw style \key\value strings
5259 void VM_infoget (void)
5260 {
5261         const char *info;
5262         const char *key;
5263         char value[VM_STRINGTEMP_LENGTH];
5264
5265         VM_SAFEPARMCOUNT(2, VM_infoget);
5266         info = PRVM_G_STRING(OFS_PARM0);
5267         key = PRVM_G_STRING(OFS_PARM1);
5268
5269         InfoString_GetValue(info, key, value, VM_STRINGTEMP_LENGTH);
5270
5271         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(value);
5272 }
5273
5274 //#228 float(string s1, string s2, float len) strncmp (FTE_STRINGS)
5275 // also float(string s1, string s2) strcmp (FRIK_FILE)
5276 void VM_strncmp (void)
5277 {
5278         const char *s1, *s2;
5279         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strncmp);
5280         s1 = PRVM_G_STRING(OFS_PARM0);
5281         s2 = PRVM_G_STRING(OFS_PARM1);
5282         if (prog->argc > 2)
5283         {
5284                 PRVM_G_FLOAT(OFS_RETURN) = strncmp(s1, s2, (size_t)PRVM_G_FLOAT(OFS_PARM2));
5285         }
5286         else
5287         {
5288                 PRVM_G_FLOAT(OFS_RETURN) = strcmp(s1, s2);
5289         }
5290 }
5291
5292 // #229 float(string s1, string s2) strcasecmp (FTE_STRINGS)
5293 // #230 float(string s1, string s2, float len) strncasecmp (FTE_STRINGS)
5294 void VM_strncasecmp (void)
5295 {
5296         const char *s1, *s2;
5297         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strncasecmp);
5298         s1 = PRVM_G_STRING(OFS_PARM0);
5299         s2 = PRVM_G_STRING(OFS_PARM1);
5300         if (prog->argc > 2)
5301         {
5302                 PRVM_G_FLOAT(OFS_RETURN) = strncasecmp(s1, s2, (size_t)PRVM_G_FLOAT(OFS_PARM2));
5303         }
5304         else
5305         {
5306                 PRVM_G_FLOAT(OFS_RETURN) = strcasecmp(s1, s2);
5307         }
5308 }
5309
5310 // #494 float(float caseinsensitive, string s, ...) crc16
5311 void VM_crc16(void)
5312 {
5313         float insensitive;
5314         static char s[VM_STRINGTEMP_LENGTH];
5315         VM_SAFEPARMCOUNTRANGE(2, 8, VM_hash);
5316         insensitive = PRVM_G_FLOAT(OFS_PARM0);
5317         VM_VarString(1, s, sizeof(s));
5318         PRVM_G_FLOAT(OFS_RETURN) = (unsigned short) ((insensitive ? CRC_Block_CaseInsensitive : CRC_Block) ((unsigned char *) s, strlen(s)));
5319 }
5320
5321 void VM_wasfreed (void)
5322 {
5323         VM_SAFEPARMCOUNT(1, VM_wasfreed);
5324         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_EDICT(OFS_PARM0)->priv.required->free;
5325 }
5326
5327 void VM_SetTraceGlobals(const trace_t *trace)
5328 {
5329         prvm_eval_t *val;
5330         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_allsolid)))
5331                 val->_float = trace->allsolid;
5332         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_startsolid)))
5333                 val->_float = trace->startsolid;
5334         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_fraction)))
5335                 val->_float = trace->fraction;
5336         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inwater)))
5337                 val->_float = trace->inwater;
5338         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inopen)))
5339                 val->_float = trace->inopen;
5340         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_endpos)))
5341                 VectorCopy(trace->endpos, val->vector);
5342         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_normal)))
5343                 VectorCopy(trace->plane.normal, val->vector);
5344         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_dist)))
5345                 val->_float = trace->plane.dist;
5346         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_ent)))
5347                 val->edict = PRVM_EDICT_TO_PROG(trace->ent ? trace->ent : prog->edicts);
5348         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
5349                 val->_float = trace->startsupercontents;
5350         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
5351                 val->_float = trace->hitsupercontents;
5352         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
5353                 val->_float = trace->hitq3surfaceflags;
5354         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
5355                 val->string = trace->hittexture ? PRVM_SetTempString(trace->hittexture->name) : 0;
5356 }
5357
5358 void VM_ClearTraceGlobals(void)
5359 {
5360         // clean up all trace globals when leaving the VM (anti-triggerbot safeguard)
5361         prvm_eval_t *val;
5362         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_allsolid)))
5363                 val->_float = 0;
5364         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_startsolid)))
5365                 val->_float = 0;
5366         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_fraction)))
5367                 val->_float = 0;
5368         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inwater)))
5369                 val->_float = 0;
5370         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inopen)))
5371                 val->_float = 0;
5372         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_endpos)))
5373                 VectorClear(val->vector);
5374         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_normal)))
5375                 VectorClear(val->vector);
5376         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_dist)))
5377                 val->_float = 0;
5378         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_ent)))
5379                 val->edict = PRVM_EDICT_TO_PROG(prog->edicts);
5380         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
5381                 val->_float = 0;
5382         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
5383                 val->_float = 0;
5384         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
5385                 val->_float = 0;
5386         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
5387                 val->string = 0;
5388 }
5389
5390 //=============
5391
5392 void VM_Cmd_Init(void)
5393 {
5394         // only init the stuff for the current prog
5395         VM_Files_Init();
5396         VM_Search_Init();
5397         VM_Gecko_Init();
5398 //      VM_BufStr_Init();
5399 }
5400
5401 void VM_Cmd_Reset(void)
5402 {
5403         CL_PurgeOwner( MENUOWNER );
5404         VM_Search_Reset();
5405         VM_Files_CloseAll();
5406         VM_Gecko_Destroy();
5407 //      VM_BufStr_ShutDown();
5408 }
5409
5410 // #510 string(string input, ...) uri_escape (DP_QC_URI_ESCAPE)
5411 // does URI escaping on a string (replace evil stuff by %AB escapes)
5412 void VM_uri_escape (void)
5413 {
5414         char src[VM_STRINGTEMP_LENGTH];
5415         char dest[VM_STRINGTEMP_LENGTH];
5416         char *p, *q;
5417         static const char *hex = "0123456789ABCDEF";
5418
5419         VM_SAFEPARMCOUNTRANGE(1, 8, VM_uri_escape);
5420         VM_VarString(0, src, sizeof(src));
5421
5422         for(p = src, q = dest; *p && q < dest + sizeof(dest) - 3; ++p)
5423         {
5424                 if((*p >= 'A' && *p <= 'Z')
5425                         || (*p >= 'a' && *p <= 'z')
5426                         || (*p >= '0' && *p <= '9')
5427                         || (*p == '-')  || (*p == '_') || (*p == '.')
5428                         || (*p == '!')  || (*p == '~') || (*p == '*')
5429                         || (*p == '\'') || (*p == '(') || (*p == ')'))
5430                         *q++ = *p;
5431                 else
5432                 {
5433                         *q++ = '%';
5434                         *q++ = hex[(*(unsigned char *)p >> 4) & 0xF];
5435                         *q++ = hex[ *(unsigned char *)p       & 0xF];
5436                 }
5437         }
5438         *q++ = 0;
5439
5440         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(dest);
5441 }
5442
5443 // #510 string(string input, ...) uri_unescape (DP_QC_URI_ESCAPE)
5444 // does URI unescaping on a string (get back the evil stuff)
5445 void VM_uri_unescape (void)
5446 {
5447         char src[VM_STRINGTEMP_LENGTH];
5448         char dest[VM_STRINGTEMP_LENGTH];
5449         char *p, *q;
5450         int hi, lo;
5451
5452         VM_SAFEPARMCOUNTRANGE(1, 8, VM_uri_unescape);
5453         VM_VarString(0, src, sizeof(src));
5454
5455         for(p = src, q = dest; *p; ) // no need to check size, because unescape can't expand
5456         {
5457                 if(*p == '%')
5458                 {
5459                         if(p[1] >= '0' && p[1] <= '9')
5460                                 hi = p[1] - '0';
5461                         else if(p[1] >= 'a' && p[1] <= 'f')
5462                                 hi = p[1] - 'a' + 10;
5463                         else if(p[1] >= 'A' && p[1] <= 'F')
5464                                 hi = p[1] - 'A' + 10;
5465                         else
5466                                 goto nohex;
5467                         if(p[2] >= '0' && p[2] <= '9')
5468                                 lo = p[2] - '0';
5469                         else if(p[2] >= 'a' && p[2] <= 'f')
5470                                 lo = p[2] - 'a' + 10;
5471                         else if(p[2] >= 'A' && p[2] <= 'F')
5472                                 lo = p[2] - 'A' + 10;
5473                         else
5474                                 goto nohex;
5475                         if(hi != 0 || lo != 0) // don't unescape NUL bytes
5476                                 *q++ = (char) (hi * 0x10 + lo);
5477                         p += 3;
5478                         continue;
5479                 }
5480
5481 nohex:
5482                 // otherwise:
5483                 *q++ = *p++;
5484         }
5485         *q++ = 0;
5486
5487         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(dest);
5488 }
5489
5490 // #502 string(string filename) whichpack (DP_QC_WHICHPACK)
5491 // returns the name of the pack containing a file, or "" if it is not in any pack (but local or non-existant)
5492 void VM_whichpack (void)
5493 {
5494         const char *fn, *pack;
5495
5496         VM_SAFEPARMCOUNT(1, VM_whichpack);
5497         fn = PRVM_G_STRING(OFS_PARM0);
5498         pack = FS_WhichPack(fn);
5499
5500         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(pack ? pack : "");
5501 }
5502
5503 typedef struct
5504 {
5505         int prognr;
5506         double starttime;
5507         float id;
5508         char buffer[MAX_INPUTLINE];
5509 }
5510 uri_to_prog_t;
5511
5512 static void uri_to_string_callback(int status, size_t length_received, unsigned char *buffer, void *cbdata)
5513 {
5514         uri_to_prog_t *handle = (uri_to_prog_t *) cbdata;
5515
5516         if(!PRVM_ProgLoaded(handle->prognr))
5517         {
5518                 // curl reply came too late... so just drop it
5519                 Z_Free(handle);
5520                 return;
5521         }
5522
5523         PRVM_SetProg(handle->prognr);
5524         PRVM_Begin;
5525                 if((prog->starttime == handle->starttime) && (prog->funcoffsets.URI_Get_Callback))
5526                 {
5527                         if(length_received >= sizeof(handle->buffer))
5528                                 length_received = sizeof(handle->buffer) - 1;
5529                         handle->buffer[length_received] = 0;
5530
5531                         PRVM_G_FLOAT(OFS_PARM0) = handle->id;
5532                         PRVM_G_FLOAT(OFS_PARM1) = status;
5533                         PRVM_G_INT(OFS_PARM2) = PRVM_SetTempString(handle->buffer);
5534                         PRVM_ExecuteProgram(prog->funcoffsets.URI_Get_Callback, "QC function URI_Get_Callback is missing");
5535                 }
5536         PRVM_End;
5537
5538         Z_Free(handle);
5539 }
5540
5541 // uri_get() gets content from an URL and calls a callback "uri_get_callback" with it set as string; an unique ID of the transfer is returned
5542 // returns 1 on success, and then calls the callback with the ID, 0 or the HTTP status code, and the received data in a string
5543 void VM_uri_get (void)
5544 {
5545         const char *url;
5546         float id;
5547         qboolean ret;
5548         uri_to_prog_t *handle;
5549
5550         if(!prog->funcoffsets.URI_Get_Callback)
5551                 PRVM_ERROR("uri_get called by %s without URI_Get_Callback defined", PRVM_NAME);
5552
5553         VM_SAFEPARMCOUNT(2, VM_uri_get);
5554
5555         url = PRVM_G_STRING(OFS_PARM0);
5556         id = PRVM_G_FLOAT(OFS_PARM1);
5557         handle = (uri_to_prog_t *) Z_Malloc(sizeof(*handle)); // this can't be the prog's mem pool, as curl may call the callback later!
5558
5559         handle->prognr = PRVM_GetProgNr();
5560         handle->starttime = prog->starttime;
5561         handle->id = id;
5562         ret = Curl_Begin_ToMemory(url, (unsigned char *) handle->buffer, sizeof(handle->buffer), uri_to_string_callback, handle);
5563         if(ret)
5564         {
5565                 PRVM_G_INT(OFS_RETURN) = 1;
5566         }
5567         else
5568         {
5569                 Z_Free(handle);
5570                 PRVM_G_INT(OFS_RETURN) = 0;
5571         }
5572 }
5573
5574 void VM_netaddress_resolve (void)
5575 {
5576         const char *ip;
5577         char normalized[128];
5578         int port;
5579         lhnetaddress_t addr;
5580
5581         VM_SAFEPARMCOUNTRANGE(1, 2, VM_netaddress_resolve);
5582
5583         ip = PRVM_G_STRING(OFS_PARM0);
5584         port = 0;
5585         if(prog->argc > 1)
5586                 port = (int) PRVM_G_FLOAT(OFS_PARM1);
5587
5588         if(LHNETADDRESS_FromString(&addr, ip, port) && LHNETADDRESS_ToString(&addr, normalized, sizeof(normalized), prog->argc > 1))
5589                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(normalized);
5590         else
5591                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
5592 }
5593
5594 //string(void) getextresponse = #624; // returns the next extResponse packet that was sent to this client
5595 void VM_CL_getextresponse (void)
5596 {
5597         VM_SAFEPARMCOUNT(0,VM_argv);
5598
5599         if (cl_net_extresponse_count <= 0)
5600                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
5601         else
5602         {
5603                 int first;
5604                 --cl_net_extresponse_count;
5605                 first = (cl_net_extresponse_last + NET_EXTRESPONSE_MAX - cl_net_extresponse_count) % NET_EXTRESPONSE_MAX;
5606                 PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(cl_net_extresponse[first]);
5607         }
5608 }
5609
5610 void VM_SV_getextresponse (void)
5611 {
5612         VM_SAFEPARMCOUNT(0,VM_argv);
5613
5614         if (sv_net_extresponse_count <= 0)
5615                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
5616         else
5617         {
5618                 int first;
5619                 --sv_net_extresponse_count;
5620                 first = (sv_net_extresponse_last + NET_EXTRESPONSE_MAX - sv_net_extresponse_count) % NET_EXTRESPONSE_MAX;
5621                 PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(sv_net_extresponse[first]);
5622         }
5623 }
5624
5625 /*
5626 =========
5627 VM_M_callfunction
5628
5629         callfunction(...,string function_name)
5630 Extension: pass
5631 =========
5632 */
5633 mfunction_t *PRVM_ED_FindFunction (const char *name);
5634 void VM_callfunction(void)
5635 {
5636         mfunction_t *func;
5637         const char *s;
5638
5639         VM_SAFEPARMCOUNTRANGE(1, 8, VM_callfunction);
5640
5641         s = PRVM_G_STRING(OFS_PARM0+(prog->argc - 1)*3);
5642
5643         VM_CheckEmptyString(s);
5644
5645         func = PRVM_ED_FindFunction(s);
5646
5647         if(!func)
5648                 PRVM_ERROR("VM_callfunciton: function %s not found !", s);
5649         else if (func->first_statement < 0)
5650         {
5651                 // negative statements are built in functions
5652                 int builtinnumber = -func->first_statement;
5653                 prog->xfunction->builtinsprofile++;
5654                 if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
5655                         prog->builtins[builtinnumber]();
5656                 else
5657                         PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
5658         }
5659         else if(func - prog->functions > 0)
5660         {
5661                 prog->argc--;
5662                 PRVM_ExecuteProgram(func - prog->functions,"");
5663                 prog->argc++;
5664         }
5665 }
5666
5667 /*
5668 =========
5669 VM_isfunction
5670
5671 float   isfunction(string function_name)
5672 =========
5673 */
5674 mfunction_t *PRVM_ED_FindFunction (const char *name);
5675 void VM_isfunction(void)
5676 {
5677         mfunction_t *func;
5678         const char *s;
5679
5680         VM_SAFEPARMCOUNT(1, VM_isfunction);
5681
5682         s = PRVM_G_STRING(OFS_PARM0);
5683
5684         VM_CheckEmptyString(s);
5685
5686         func = PRVM_ED_FindFunction(s);
5687
5688         if(!func)
5689                 PRVM_G_FLOAT(OFS_RETURN) = false;
5690         else
5691                 PRVM_G_FLOAT(OFS_RETURN) = true;
5692 }
5693
5694 /*
5695 =========
5696 VM_sprintf
5697
5698 string sprintf(string format, ...)
5699 =========
5700 */
5701
5702 void VM_sprintf(void)
5703 {
5704         const char *s, *s0;
5705         char outbuf[MAX_INPUTLINE];
5706         char *o = outbuf, *end = outbuf + sizeof(outbuf), *err;
5707         int argpos = 1;
5708         int width, precision, thisarg, flags;
5709         char formatbuf[16];
5710         char *f;
5711         qboolean isfloat;
5712 #define PRINTF_ALTERNATE 1
5713 #define PRINTF_ZEROPAD 2
5714 #define PRINTF_LEFT 4
5715 #define PRINTF_SPACEPOSITIVE 8
5716 #define PRINTF_SIGNPOSITIVE 16
5717
5718         formatbuf[0] = '%';
5719
5720         s = PRVM_G_STRING(OFS_PARM0);
5721
5722 #define GETARG_FLOAT(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_FLOAT(OFS_PARM0 + 3 * (a))) : 0)
5723 #define GETARG_INT(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_INT(OFS_PARM0 + 3 * (a))) : 0)
5724 #define GETARG_STRING(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_STRING(OFS_PARM0 + 3 * (a))) : "")
5725
5726         for(;;)
5727         {
5728                 s0 = s;
5729                 switch(*s)
5730                 {
5731                         case 0:
5732                                 goto finished;
5733                                 break;
5734                         case '%':
5735                                 ++s;
5736
5737                                 if(*s == '%')
5738                                         goto verbatim;
5739
5740                                 // complete directive format:
5741                                 // %3$*1$.*2$ld
5742
5743                                 width = -1;
5744                                 precision = -1;
5745                                 thisarg = -1;
5746                                 flags = 0;
5747
5748                                 // is number following?
5749                                 if(*s >= '0' && *s <= '9')
5750                                 {
5751                                         width = strtol(s, &err, 10);
5752                                         if(!err)
5753                                         {
5754                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5755                                                 goto finished;
5756                                         }
5757                                         if(*err == '$')
5758                                         {
5759                                                 thisarg = width;
5760                                                 width = -1;
5761                                                 s = err + 1;
5762                                         }
5763                                         else
5764                                         {
5765                                                 if(*s == '0')
5766                                                 {
5767                                                         flags |= PRINTF_ZEROPAD;
5768                                                         if(width == 0)
5769                                                                 width = -1; // it was just a flag
5770                                                 }
5771                                                 s = err;
5772                                         }
5773                                 }
5774
5775                                 if(width < 0)
5776                                 {
5777                                         for(;;)
5778                                         {
5779                                                 switch(*s)
5780                                                 {
5781                                                         case '#': flags |= PRINTF_ALTERNATE; break;
5782                                                         case '0': flags |= PRINTF_ZEROPAD; break;
5783                                                         case '-': flags |= PRINTF_LEFT; break;
5784                                                         case ' ': flags |= PRINTF_SPACEPOSITIVE; break;
5785                                                         case '+': flags |= PRINTF_SIGNPOSITIVE; break;
5786                                                         default:
5787                                                                 goto noflags;
5788                                                 }
5789                                                 ++s;
5790                                         }
5791 noflags:
5792                                         if(*s == '*')
5793                                         {
5794                                                 ++s;
5795                                                 if(*s >= '0' && *s <= '9')
5796                                                 {
5797                                                         width = strtol(s, &err, 10);
5798                                                         if(!err || *err != '$')
5799                                                         {
5800                                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5801                                                                 goto finished;
5802                                                         }
5803                                                         s = err + 1;
5804                                                 }
5805                                                 else
5806                                                         width = argpos++;
5807                                                 width = GETARG_FLOAT(width);
5808                                         }
5809                                         else if(*s >= '0' && *s <= '9')
5810                                         {
5811                                                 width = strtol(s, &err, 10);
5812                                                 if(!err)
5813                                                 {
5814                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5815                                                         goto finished;
5816                                                 }
5817                                                 s = err;
5818                                         }
5819                                         if(width < 0)
5820                                         {
5821                                                 flags |= PRINTF_LEFT;
5822                                                 width = -width;
5823                                         }
5824                                 }
5825
5826                                 if(*s == '.')
5827                                 {
5828                                         ++s;
5829                                         if(*s == '*')
5830                                         {
5831                                                 ++s;
5832                                                 if(*s >= '0' && *s <= '9')
5833                                                 {
5834                                                         precision = strtol(s, &err, 10);
5835                                                         if(!err || *err != '$')
5836                                                         {
5837                                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5838                                                                 goto finished;
5839                                                         }
5840                                                         s = err + 1;
5841                                                 }
5842                                                 else
5843                                                         precision = argpos++;
5844                                                 precision = GETARG_FLOAT(precision);
5845                                         }
5846                                         else if(*s >= '0' && *s <= '9')
5847                                         {
5848                                                 precision = strtol(s, &err, 10);
5849                                                 if(!err)
5850                                                 {
5851                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5852                                                         goto finished;
5853                                                 }
5854                                                 s = err;
5855                                         }
5856                                         else
5857                                         {
5858                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5859                                                 goto finished;
5860                                         }
5861                                 }
5862
5863                                 isfloat = true;
5864                                 for(;;)
5865                                 {
5866                                         switch(*s)
5867                                         {
5868                                                 case 'h': isfloat = true; break;
5869                                                 case 'l': isfloat = false; break;
5870                                                 case 'L': isfloat = false; break;
5871                                                 case 'j': break;
5872                                                 case 'z': break;
5873                                                 case 't': break;
5874                                                 default:
5875                                                         goto nolength;
5876                                         }
5877                                         ++s;
5878                                 }
5879 nolength:
5880
5881                                 if(thisarg < 0)
5882                                         thisarg = argpos++;
5883
5884                                 if(o < end - 1)
5885                                 {
5886                                         f = &formatbuf[1];
5887                                         if(*s != 's' && *s != 'c')
5888                                                 if(flags & PRINTF_ALTERNATE) *f++ = '#';
5889                                         if(flags & PRINTF_ZEROPAD) *f++ = '0';
5890                                         if(flags & PRINTF_LEFT) *f++ = '-';
5891                                         if(flags & PRINTF_SPACEPOSITIVE) *f++ = ' ';
5892                                         if(flags & PRINTF_SIGNPOSITIVE) *f++ = '+';
5893                                         *f++ = '*';
5894                                         *f++ = '.';
5895                                         *f++ = '*';
5896                                         *f++ = *s;
5897                                         *f++ = 0;
5898
5899                                         if(width < 0)
5900                                                 width = 0;
5901
5902                                         switch(*s)
5903                                         {
5904                                                 case 'd': case 'i':
5905                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (int) GETARG_FLOAT(thisarg) : (int) GETARG_INT(thisarg)));
5906                                                         break;
5907                                                 case 'o': case 'u': case 'x': case 'X':
5908                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg)));
5909                                                         break;
5910                                                 case 'e': case 'E': case 'f': case 'F': case 'g': case 'G':
5911                                                         if(precision < 0)
5912                                                                 precision = 6;
5913                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (double) GETARG_FLOAT(thisarg) : (double) GETARG_INT(thisarg)));
5914                                                         break;
5915                                                 case 'c':
5916                                                         if(precision < 0)
5917                                                                 precision = end - o - 1;
5918                                                         if(flags & PRINTF_ALTERNATE)
5919                                                                 o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg)));
5920                                                         else
5921                                                         {
5922                                                                 unsigned int c = (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg));
5923                                                                 const char *buf = u8_encodech(c, NULL);
5924                                                                 if(!buf)
5925                                                                         buf = "";
5926                                                                 o += u8_strpad(o, end - o, buf, (flags & PRINTF_LEFT) != 0, width, precision);
5927                                                         }
5928                                                         break;
5929                                                 case 's':
5930                                                         if(precision < 0)
5931                                                                 precision = end - o - 1;
5932                                                         if(flags & PRINTF_ALTERNATE)
5933                                                                 o += dpsnprintf(o, end - o, formatbuf, width, precision, GETARG_STRING(thisarg));
5934                                                         else
5935                                                                 o += u8_strpad(o, end - o, GETARG_STRING(thisarg), (flags & PRINTF_LEFT) != 0, width, precision);
5936                                                         break;
5937                                                 default:
5938                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5939                                                         goto finished;
5940                                         }
5941                                 }
5942                                 ++s;
5943                                 break;
5944                         default:
5945 verbatim:
5946                                 if(o < end - 1)
5947                                         *o++ = *s++;
5948                                 break;
5949                 }
5950         }
5951 finished:
5952         *o = 0;
5953         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(outbuf);
5954 }