]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - prvm_cmds.c
extresponse: make svqc receive only those on the server socket, and csqc/menuqc only...
[xonotic/darkplaces.git] / prvm_cmds.c
index 696ffea0439643df575f5b301f9025f7e9dd2c91..755c0802c0449cde47a23dd0d650e7b0f2e6a927 100644 (file)
@@ -45,7 +45,7 @@ void VM_Warning(const char *fmt, ...)
 
 void VM_CheckEmptyString (const char *s)
 {
-       if (s[0] <= ' ')
+       if (ISWHITESPACE(s[0]))
                PRVM_ERROR ("%s: Bad string", PRVM_NAME);
 }
 
@@ -413,6 +413,13 @@ void VM_localcmd (void)
        Cbuf_AddText(string);
 }
 
+static qboolean PRVM_Cvar_ReadOk(const char *string)
+{
+       cvar_t *cvar;
+       cvar = Cvar_FindVar(string);
+       return ((cvar) && ((cvar->flags & CVAR_PRIVATE) == 0));
+}
+
 /*
 =================
 VM_cvar
@@ -426,7 +433,7 @@ void VM_cvar (void)
        VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
        VM_VarString(0, string, sizeof(string));
        VM_CheckEmptyString(string);
-       PRVM_G_FLOAT(OFS_RETURN) = Cvar_VariableValue(string);
+       PRVM_G_FLOAT(OFS_RETURN) = PRVM_Cvar_ReadOk(string) ? Cvar_VariableValue(string) : 0;
 }
 
 /*
@@ -439,6 +446,7 @@ float CVAR_TYPEFLAG_SAVED = 2;
 float CVAR_TYPEFLAG_PRIVATE = 4;
 float CVAR_TYPEFLAG_ENGINE = 8;
 float CVAR_TYPEFLAG_HASDESCRIPTION = 16;
+float CVAR_TYPEFLAG_READONLY = 32;
 =================
 */
 void VM_cvar_type (void)
@@ -466,8 +474,10 @@ void VM_cvar_type (void)
                ret |= 4; // CVAR_TYPE_PRIVATE
        if(!(cvar->flags & CVAR_ALLOCATED))
                ret |= 8; // CVAR_TYPE_ENGINE
-       if(strcmp(cvar->description, "custom cvar")) // has to match Cvar_Get's placeholder string
+       if(cvar->description != cvar_dummy_description)
                ret |= 16; // CVAR_TYPE_HASDESCRIPTION
+       if(cvar->flags & CVAR_READONLY)
+               ret |= 32; // CVAR_TYPE_READONLY
        
        PRVM_G_FLOAT(OFS_RETURN) = ret;
 }
@@ -485,7 +495,7 @@ void VM_cvar_string(void)
        VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_string);
        VM_VarString(0, string, sizeof(string));
        VM_CheckEmptyString(string);
-       PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableString(string));
+       PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_Cvar_ReadOk(string) ? Cvar_VariableString(string) : "");
 }
 
 
@@ -504,6 +514,22 @@ void VM_cvar_defstring (void)
        VM_CheckEmptyString(string);
        PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDefString(string));
 }
+
+/*
+========================
+VM_cvar_defstring
+
+const string   VM_cvar_description (string, ...)
+========================
+*/
+void VM_cvar_description (void)
+{
+       char string[VM_STRINGTEMP_LENGTH];
+       VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_description);
+       VM_VarString(0, string, sizeof(string));
+       VM_CheckEmptyString(string);
+       PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDescription(string));
+}
 /*
 =================
 VM_cvar_set
@@ -872,11 +898,16 @@ void VM_findchain (void)
        int             f;
        const char      *s, *t;
        prvm_edict_t    *ent, *chain;
+       int chainfield;
 
-       VM_SAFEPARMCOUNT(2,VM_findchain);
+       VM_SAFEPARMCOUNTRANGE(2,3,VM_findchain);
 
-       if (prog->fieldoffsets.chain < 0)
-               PRVM_ERROR("VM_findchain: %s doesnt have a chain field !", PRVM_NAME);
+       if(prog->argc == 3)
+               chainfield = PRVM_G_INT(OFS_PARM2);
+       else
+               chainfield = prog->fieldoffsets.chain;
+       if (chainfield < 0)
+               PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
 
        chain = prog->edicts;
 
@@ -899,7 +930,7 @@ void VM_findchain (void)
                if (strcmp(t,s))
                        continue;
 
-               PRVM_EDICTFIELDVALUE(ent,prog->fieldoffsets.chain)->edict = PRVM_NUM_FOR_EDICT(chain);
+               PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_NUM_FOR_EDICT(chain);
                chain = ent;
        }
 
@@ -922,11 +953,16 @@ void VM_findchainfloat (void)
        int             f;
        float   s;
        prvm_edict_t    *ent, *chain;
+       int chainfield;
 
-       VM_SAFEPARMCOUNT(2, VM_findchainfloat);
+       VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainfloat);
 
-       if (prog->fieldoffsets.chain < 0)
-               PRVM_ERROR("VM_findchainfloat: %s doesnt have a chain field !", PRVM_NAME);
+       if(prog->argc == 3)
+               chainfield = PRVM_G_INT(OFS_PARM2);
+       else
+               chainfield = prog->fieldoffsets.chain;
+       if (chainfield < 0)
+               PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
 
        chain = (prvm_edict_t *)prog->edicts;
 
@@ -942,7 +978,7 @@ void VM_findchainfloat (void)
                if (PRVM_E_FLOAT(ent,f) != s)
                        continue;
 
-               PRVM_EDICTFIELDVALUE(ent,prog->fieldoffsets.chain)->edict = PRVM_EDICT_TO_PROG(chain);
+               PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
                chain = ent;
        }
 
@@ -1003,11 +1039,16 @@ void VM_findchainflags (void)
        int             f;
        int             s;
        prvm_edict_t    *ent, *chain;
+       int chainfield;
 
-       VM_SAFEPARMCOUNT(2, VM_findchainflags);
+       VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainflags);
 
-       if (prog->fieldoffsets.chain < 0)
-               PRVM_ERROR("VM_findchainflags: %s doesnt have a chain field !", PRVM_NAME);
+       if(prog->argc == 3)
+               chainfield = PRVM_G_INT(OFS_PARM2);
+       else
+               chainfield = prog->fieldoffsets.chain;
+       if (chainfield < 0)
+               PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
 
        chain = (prvm_edict_t *)prog->edicts;
 
@@ -1025,7 +1066,7 @@ void VM_findchainflags (void)
                if (!((int)PRVM_E_FLOAT(ent,f) & s))
                        continue;
 
-               PRVM_EDICTFIELDVALUE(ent,prog->fieldoffsets.chain)->edict = PRVM_EDICT_TO_PROG(chain);
+               PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
                chain = ent;
        }
 
@@ -1049,7 +1090,7 @@ void VM_precache_sound (void)
        PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
        VM_CheckEmptyString(s);
 
-       if(snd_initialized.integer && !S_PrecacheSound(s, true, false))
+       if(snd_initialized.integer && !S_PrecacheSound(s, true, true))
        {
                VM_Warning("VM_precache_sound: Failed to load %s for %s\n", s, PRVM_NAME);
                return;
@@ -1439,7 +1480,7 @@ void VM_registercvar (void)
                return;
        }
 
-       Cvar_Get(name, value, flags);
+       Cvar_Get(name, value, flags, NULL);
 
        PRVM_G_FLOAT(OFS_RETURN) = 1; // success
 }
@@ -1527,6 +1568,12 @@ void VM_pow (void)
        PRVM_G_FLOAT(OFS_RETURN) = pow(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
 }
 
+void VM_log (void)
+{
+       VM_SAFEPARMCOUNT(1,VM_log);
+       PRVM_G_FLOAT(OFS_RETURN) = log(PRVM_G_FLOAT(OFS_PARM0));
+}
+
 void VM_Files_Init(void)
 {
        int i;
@@ -1922,7 +1969,7 @@ void VM_putentityfieldstring(void)
        }
 
        // parse the string into the value
-       PRVM_G_FLOAT(OFS_RETURN) = ( PRVM_ED_ParseEpair(ent, d, PRVM_G_STRING(OFS_PARM2)) ) ? 1.0f : 0.0f;
+       PRVM_G_FLOAT(OFS_RETURN) = ( PRVM_ED_ParseEpair(ent, d, PRVM_G_STRING(OFS_PARM2), false) ) ? 1.0f : 0.0f;
 }
 
 /*
@@ -2060,7 +2107,7 @@ string    substring(string s, float start, float length)
 // returns a section of a string as a tempstring
 void VM_substring(void)
 {
-       int i, start, length;
+       int start, length, slength, maxlen;
        const char *s;
        char string[VM_STRINGTEMP_LENGTH];
 
@@ -2069,10 +2116,19 @@ void VM_substring(void)
        s = PRVM_G_STRING(OFS_PARM0);
        start = (int)PRVM_G_FLOAT(OFS_PARM1);
        length = (int)PRVM_G_FLOAT(OFS_PARM2);
-       for (i = 0;i < start && *s;i++, s++);
-       for (i = 0;i < (int)sizeof(string) - 1 && *s && i < length;i++, s++)
-               string[i] = *s;
-       string[i] = 0;
+       slength = strlen(s);
+
+       if (start < 0) // FTE_STRINGS feature
+               start += slength;
+       start = bound(0, start, slength);
+
+       if (length < 0) // FTE_STRINGS feature
+               length += slength - start + 1;
+       maxlen = min((int)sizeof(string) - 1, slength - start);
+       length = bound(0, length, maxlen);
+
+       memcpy(string, s + start, length);
+       string[length] = 0;
        PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
 }
 
@@ -2271,18 +2327,18 @@ float tokenize(string s)
 //this function originally written by KrimZon, made shorter by LordHavoc
 //20040203: rewritten by LordHavoc (no longer uses allocations)
 static int num_tokens = 0;
-static int tokens[256];
-static int tokens_startpos[256];
-static int tokens_endpos[256];
+static int tokens[VM_STRINGTEMP_LENGTH / 2];
+static int tokens_startpos[VM_STRINGTEMP_LENGTH / 2];
+static int tokens_endpos[VM_STRINGTEMP_LENGTH / 2];
+static char tokenize_string[VM_STRINGTEMP_LENGTH];
 void VM_tokenize (void)
 {
        const char *p;
-       const char *string;
 
        VM_SAFEPARMCOUNT(1,VM_tokenize);
 
-       string = PRVM_G_STRING(OFS_PARM0);
-       p = string;
+       strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
+       p = tokenize_string;
 
        num_tokens = 0;
        for(;;)
@@ -2291,13 +2347,13 @@ void VM_tokenize (void)
                        break;
 
                // skip whitespace here to find token start pos
-               while(*p && (unsigned char) *p <= ' ')
+               while(*p && ISWHITESPACE(*p))
                        ++p;
 
-               tokens_startpos[num_tokens] = p - string;
+               tokens_startpos[num_tokens] = p - tokenize_string;
                if(!COM_ParseToken_VM_Tokenize(&p, false))
                        break;
-               tokens_endpos[num_tokens] = p - string;
+               tokens_endpos[num_tokens] = p - tokenize_string;
                tokens[num_tokens] = PRVM_SetTempString(com_token);
                ++num_tokens;
        }
@@ -2309,12 +2365,11 @@ void VM_tokenize (void)
 void VM_tokenize_console (void)
 {
        const char *p;
-       const char *string;
 
        VM_SAFEPARMCOUNT(1,VM_tokenize);
 
-       string = PRVM_G_STRING(OFS_PARM0);
-       p = string;
+       strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
+       p = tokenize_string;
 
        num_tokens = 0;
        for(;;)
@@ -2323,13 +2378,13 @@ void VM_tokenize_console (void)
                        break;
 
                // skip whitespace here to find token start pos
-               while(*p && (unsigned char) *p <= ' ')
+               while(*p && ISWHITESPACE(*p))
                        ++p;
 
-               tokens_startpos[num_tokens] = p - string;
+               tokens_startpos[num_tokens] = p - tokenize_string;
                if(!COM_ParseToken_Console(&p))
                        break;
-               tokens_endpos[num_tokens] = p - string;
+               tokens_endpos[num_tokens] = p - tokenize_string;
                tokens[num_tokens] = PRVM_SetTempString(com_token);
                ++num_tokens;
        }
@@ -2357,15 +2412,14 @@ void VM_tokenizebyseparator (void)
        int numseparators;
        int separatorlen[7];
        const char *separators[7];
-       const char *p;
+       const char *p, *p0;
        const char *token;
        char tokentext[MAX_INPUTLINE];
-       const char *string;
 
        VM_SAFEPARMCOUNTRANGE(2, 8,VM_tokenizebyseparator);
 
-       string = PRVM_G_STRING(OFS_PARM0);
-       p = string;
+       strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
+       p = tokenize_string;
 
        numseparators = 0;
        for (j = 1;j < prog->argc;j++)
@@ -2385,7 +2439,8 @@ void VM_tokenizebyseparator (void)
        while (num_tokens < (int)(sizeof(tokens)/sizeof(tokens[0])))
        {
                token = tokentext + j;
-               tokens_startpos[num_tokens] = p - string;
+               tokens_startpos[num_tokens] = p - tokenize_string;
+               p0 = p;
                while (*p)
                {
                        for (k = 0;k < numseparators;k++)
@@ -2401,8 +2456,9 @@ void VM_tokenizebyseparator (void)
                        if (j < (int)sizeof(tokentext)-1)
                                tokentext[j++] = *p;
                        p++;
+                       p0 = p;
                }
-               tokens_endpos[num_tokens] = p - string;
+               tokens_endpos[num_tokens] = p0 - tokenize_string;
                if (j >= (int)sizeof(tokentext))
                        break;
                tokentext[j++] = 0;
@@ -2559,11 +2615,44 @@ VM_gettime
 float  gettime(void)
 =========
 */
+extern double host_starttime;
+float CDAudio_GetPosition(void);
 void VM_gettime(void)
 {
-       VM_SAFEPARMCOUNT(0,VM_gettime);
+       int timer_index;
+
+       VM_SAFEPARMCOUNTRANGE(0,1,VM_gettime);
 
-       PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
+       if(prog->argc == 0)
+       {
+               PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
+       }
+       else
+       {
+               timer_index = (int) PRVM_G_FLOAT(OFS_PARM0);
+        switch(timer_index)
+        {
+            case 0: // GETTIME_FRAMESTART
+                PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
+                break;
+            case 1: // GETTIME_REALTIME
+                PRVM_G_FLOAT(OFS_RETURN) = (float) Sys_DoubleTime();
+                break;
+            case 2: // GETTIME_HIRES
+                PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - realtime);
+                break;
+            case 3: // GETTIME_UPTIME
+                PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - host_starttime);
+                break;
+            case 4: // GETTIME_CDTRACK
+                PRVM_G_FLOAT(OFS_RETURN) = (float) CDAudio_GetPosition();
+                break;
+                       default:
+                               VM_Warning("VM_gettime: %s: unsupported timer specified, returning realtime\n", PRVM_NAME);
+                               PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
+                               break;
+               }
+       }
 }
 
 /*
@@ -2891,11 +2980,11 @@ void VM_freepic(void)
        Draw_FreePic(s);
 }
 
-dp_font_t *getdrawfont()
+dp_font_t *getdrawfont(void)
 {
        if(prog->globaloffsets.drawfont >= 0)
        {
-               int f = PRVM_G_FLOAT(prog->globaloffsets.drawfont);
+               int f = (int) PRVM_G_FLOAT(prog->globaloffsets.drawfont);
                if(f < 0 || f >= MAX_FONTS)
                        return FONT_DEFAULT;
                return &dp_fonts[f];
@@ -3037,19 +3126,30 @@ void VM_drawcolorcodedstring(void)
 =========
 VM_stringwidth
 
-float  stringwidth(string text, float allowColorCodes)
+float  stringwidth(string text, float allowColorCodes, float size)
 =========
 */
 void VM_stringwidth(void)
 {
        const char  *string;
+       float sz, mult; // sz is intended font size so we can later add freetype support, mult is font size multiplier in pixels per character cell
        int colors;
-       VM_SAFEPARMCOUNT(2,VM_drawstring);
+       VM_SAFEPARMCOUNTRANGE(2,3,VM_drawstring);
+
+       if(prog->argc == 3)
+       {
+               mult = sz = PRVM_G_FLOAT(OFS_PARM2);
+       }
+       else
+       {
+               sz = 8;
+               mult = 1;
+       }
 
        string = PRVM_G_STRING(OFS_PARM0);
        colors = (int)PRVM_G_FLOAT(OFS_PARM1);
 
-       PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font(string, 0, !colors, getdrawfont()); // 1x1 characters, don't actually draw
+       PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font(string, 0, !colors, getdrawfont()) * mult; // 1x1 characters, don't actually draw
 }
 /*
 =========
@@ -3097,6 +3197,51 @@ void VM_drawpic(void)
 }
 /*
 =========
+VM_drawrotpic
+
+float  drawrotpic(vector position, string pic, vector size, vector org, float angle, vector rgb, float alpha, float flag)
+=========
+*/
+void VM_drawrotpic(void)
+{
+       const char *picname;
+       float *size, *pos, *org, *rgb;
+       int flag;
+
+       VM_SAFEPARMCOUNT(8,VM_drawrotpic);
+
+       picname = PRVM_G_STRING(OFS_PARM1);
+       VM_CheckEmptyString (picname);
+
+       // is pic cached ? no function yet for that
+       if(!1)
+       {
+               PRVM_G_FLOAT(OFS_RETURN) = -4;
+               VM_Warning("VM_drawrotpic: %s: %s not cached !\n", PRVM_NAME, picname);
+               return;
+       }
+
+       pos = PRVM_G_VECTOR(OFS_PARM0);
+       size = PRVM_G_VECTOR(OFS_PARM2);
+       org = PRVM_G_VECTOR(OFS_PARM3);
+       rgb = PRVM_G_VECTOR(OFS_PARM5);
+       flag = (int) PRVM_G_FLOAT(OFS_PARM7);
+
+       if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
+       {
+               PRVM_G_FLOAT(OFS_RETURN) = -2;
+               VM_Warning("VM_drawrotpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
+               return;
+       }
+
+       if(pos[2] || size[2] || org[2])
+               Con_Printf("VM_drawrotpic: z value from pos/size/org discarded\n");
+
+       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);
+       PRVM_G_FLOAT(OFS_RETURN) = 1;
+}
+/*
+=========
 VM_drawsubpic
 
 float  drawsubpic(vector position, vector size, string pic, vector srcPos, vector srcSize, vector rgb, float alpha, float flag)
@@ -3576,7 +3721,7 @@ void VM_gecko_keyevent( void ) {
                return;
        }
 
-       PRVM_G_FLOAT( OFS_RETURN ) = (CL_Gecko_Event_Key( instance, key, eventtype ) == true);
+       PRVM_G_FLOAT( OFS_RETURN ) = (CL_Gecko_Event_Key( instance, (keynum_t) key, eventtype ) == true);
 }
 
 /*
@@ -3629,7 +3774,7 @@ void VM_gecko_resize( void ) {
        if( !instance ) {
                return;
        }
-       CL_Gecko_Resize( instance, w, h );
+       CL_Gecko_Resize( instance, (int) w, (int) h );
 }
 
 
@@ -3738,7 +3883,7 @@ void VM_bitshift (void)
        int n1, n2;
        VM_SAFEPARMCOUNT(2, VM_bitshift);
 
-       n1 = (int)fabs((int)PRVM_G_FLOAT(OFS_PARM0));
+       n1 = (int)fabs((float)((int)PRVM_G_FLOAT(OFS_PARM0)));
        n2 = (int)PRVM_G_FLOAT(OFS_PARM1);
        if(!n1)
                PRVM_G_FLOAT(OFS_RETURN) = n1;
@@ -3962,7 +4107,7 @@ static void BufStr_Expand(prvm_stringbuffer_t *stringbuffer, int strindex)
                stringbuffer->max_strings = max(stringbuffer->max_strings * 2, 128);
                while (stringbuffer->max_strings <= strindex)
                        stringbuffer->max_strings *= 2;
-               stringbuffer->strings = Mem_Alloc(prog->progs_mempool, stringbuffer->max_strings * sizeof(stringbuffer->strings[0]));
+               stringbuffer->strings = (char **) Mem_Alloc(prog->progs_mempool, stringbuffer->max_strings * sizeof(stringbuffer->strings[0]));
                if (stringbuffer->num_strings > 0)
                        memcpy(stringbuffer->strings, oldstrings, stringbuffer->num_strings * sizeof(stringbuffer->strings[0]));
                if (oldstrings)
@@ -4018,7 +4163,7 @@ void VM_buf_create (void)
        prvm_stringbuffer_t *stringbuffer;
        int i;
        VM_SAFEPARMCOUNT(0, VM_buf_create);
-       stringbuffer = Mem_ExpandableArray_AllocRecord(&prog->stringbuffersarray);
+       stringbuffer = (prvm_stringbuffer_t *) Mem_ExpandableArray_AllocRecord(&prog->stringbuffersarray);
        for (i = 0;stringbuffer != Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i);i++);
        stringbuffer->origin = PRVM_AllocationOrigin();
        PRVM_G_FLOAT(OFS_RETURN) = i;
@@ -4368,6 +4513,91 @@ void VM_bufstr_free (void)
        BufStr_Shrink(stringbuffer);
 }
 
+
+
+
+
+
+
+void VM_buf_cvarlist(void)
+{
+       cvar_t *cvar;
+       const char *partial, *antipartial;
+       size_t len, antilen;
+       size_t alloclen;
+       qboolean ispattern, antiispattern;
+       int n;
+       prvm_stringbuffer_t     *stringbuffer;
+       VM_SAFEPARMCOUNTRANGE(2, 3, VM_buf_cvarlist);
+
+       stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
+       if(!stringbuffer)
+       {
+               VM_Warning("VM_bufstr_free: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
+               return;
+       }
+
+       partial = PRVM_G_STRING(OFS_PARM1);
+       if(!partial)
+               len = 0;
+       else
+               len = strlen(partial);
+
+       if(prog->argc == 3)
+               antipartial = PRVM_G_STRING(OFS_PARM2);
+       else
+               antipartial = NULL;
+       if(!antipartial)
+               antilen = 0;
+       else
+               antilen = strlen(antipartial);
+       
+       for (n = 0;n < stringbuffer->num_strings;n++)
+               if (stringbuffer->strings[n])
+                       Mem_Free(stringbuffer->strings[n]);
+       if (stringbuffer->strings)
+               Mem_Free(stringbuffer->strings);
+       stringbuffer->strings = NULL;
+
+       ispattern = partial && (strchr(partial, '*') || strchr(partial, '?'));
+       antiispattern = antipartial && (strchr(antipartial, '*') || strchr(antipartial, '?'));
+
+       n = 0;
+       for(cvar = cvar_vars; cvar; cvar = cvar->next)
+       {
+               if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
+                       continue;
+
+               if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
+                       continue;
+
+               ++n;
+       }
+
+       stringbuffer->max_strings = stringbuffer->num_strings = n;
+       if (stringbuffer->max_strings)
+               stringbuffer->strings = (char **)Mem_Alloc(prog->progs_mempool, sizeof(stringbuffer->strings[0]) * stringbuffer->max_strings);
+       
+       n = 0;
+       for(cvar = cvar_vars; cvar; cvar = cvar->next)
+       {
+               if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
+                       continue;
+
+               if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
+                       continue;
+
+               alloclen = strlen(cvar->name) + 1;
+               stringbuffer->strings[n] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
+               memcpy(stringbuffer->strings[n], cvar->name, alloclen);
+
+               ++n;
+       }
+}
+
+
+
+
 //=============
 
 /*
@@ -4515,7 +4745,7 @@ void VM_strstrofs (void)
        VM_SAFEPARMCOUNTRANGE(2, 3, VM_strstrofs);
        instr = PRVM_G_STRING(OFS_PARM0);
        match = PRVM_G_STRING(OFS_PARM1);
-       firstofs = (prog->argc > 2)?PRVM_G_FLOAT(OFS_PARM2):0;
+       firstofs = (prog->argc > 2)?(int)PRVM_G_FLOAT(OFS_PARM2):0;
 
        if (firstofs && (firstofs < 0 || firstofs > (int)strlen(instr)))
        {
@@ -4644,9 +4874,9 @@ void VM_strconv (void)
 
        VM_SAFEPARMCOUNTRANGE(3, 8, VM_strconv);
 
-       ccase = PRVM_G_FLOAT(OFS_PARM0);        //0 same, 1 lower, 2 upper
-       redalpha = PRVM_G_FLOAT(OFS_PARM1);     //0 same, 1 white, 2 red,  5 alternate, 6 alternate-alternate
-       rednum = PRVM_G_FLOAT(OFS_PARM2);       //0 same, 1 white, 2 red, 3 redspecial, 4 whitespecial, 5 alternate, 6 alternate-alternate
+       ccase = (int) PRVM_G_FLOAT(OFS_PARM0);  //0 same, 1 lower, 2 upper
+       redalpha = (int) PRVM_G_FLOAT(OFS_PARM1);       //0 same, 1 white, 2 red,  5 alternate, 6 alternate-alternate
+       rednum = (int) PRVM_G_FLOAT(OFS_PARM2); //0 same, 1 white, 2 red, 3 redspecial, 4 whitespecial, 5 alternate, 6 alternate-alternate
        VM_VarString(3, (char *) resbuf, sizeof(resbuf));
        len = strlen((char *) resbuf);
 
@@ -4689,7 +4919,7 @@ void VM_strpad (void)
        char destbuf[VM_STRINGTEMP_LENGTH];
        int pad;
        VM_SAFEPARMCOUNTRANGE(1, 8, VM_strpad);
-       pad = PRVM_G_FLOAT(OFS_PARM0);
+       pad = (int) PRVM_G_FLOAT(OFS_PARM0);
        VM_VarString(1, src, sizeof(src));
 
        // note: < 0 = left padding, > 0 = right padding,
@@ -4820,6 +5050,38 @@ void VM_SetTraceGlobals(const trace_t *trace)
                val->string = trace->hittexture ? PRVM_SetTempString(trace->hittexture->name) : 0;
 }
 
+void VM_ClearTraceGlobals(void)
+{
+       // clean up all trace globals when leaving the VM (anti-triggerbot safeguard)
+       prvm_eval_t *val;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_allsolid)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_startsolid)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_fraction)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inwater)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inopen)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_endpos)))
+               VectorClear(val->vector);
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_normal)))
+               VectorClear(val->vector);
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_dist)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_ent)))
+               val->edict = PRVM_EDICT_TO_PROG(prog->edicts);
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
+               val->_float = 0;
+       if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
+               val->string = 0;
+}
+
 //=============
 
 void VM_Cmd_Init(void)
@@ -4944,7 +5206,7 @@ uri_to_prog_t;
 
 static void uri_to_string_callback(int status, size_t length_received, unsigned char *buffer, void *cbdata)
 {
-       uri_to_prog_t *handle = cbdata;
+       uri_to_prog_t *handle = (uri_to_prog_t *) cbdata;
 
        if(!PRVM_ProgLoaded(handle->prognr))
        {
@@ -4987,7 +5249,7 @@ void VM_uri_get (void)
 
        url = PRVM_G_STRING(OFS_PARM0);
        id = PRVM_G_FLOAT(OFS_PARM1);
-       handle = Z_Malloc(sizeof(*handle)); // this can't be the prog's mem pool, as curl may call the callback later!
+       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!
 
        handle->prognr = PRVM_GetProgNr();
        handle->starttime = prog->starttime;
@@ -5016,10 +5278,110 @@ void VM_netaddress_resolve (void)
        ip = PRVM_G_STRING(OFS_PARM0);
        port = 0;
        if(prog->argc > 1)
-               port = PRVM_G_FLOAT(OFS_PARM1);
+               port = (int) PRVM_G_FLOAT(OFS_PARM1);
 
        if(LHNETADDRESS_FromString(&addr, ip, port) && LHNETADDRESS_ToString(&addr, normalized, sizeof(normalized), prog->argc > 1))
                PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(normalized);
        else
                PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
 }
+
+//string(void) getextresponse = #624; // returns the next extResponse packet that was sent to this client
+void VM_CL_getextresponse (void)
+{
+       VM_SAFEPARMCOUNT(0,VM_argv);
+
+       if (net_extresponse_count <= 0)
+               PRVM_G_INT(OFS_RETURN) = OFS_NULL;
+       else
+       {
+               int first;
+               --net_extresponse_count;
+               first = (net_extresponse_last + NET_EXTRESPONSE_MAX - net_extresponse_count) % NET_EXTRESPONSE_MAX;
+               PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(net_extresponse[first]);
+       }
+}
+
+void VM_SV_getextresponse (void)
+{
+       VM_SAFEPARMCOUNT(0,VM_argv);
+
+       if (sv_net_extresponse_count <= 0)
+               PRVM_G_INT(OFS_RETURN) = OFS_NULL;
+       else
+       {
+               int first;
+               --sv_net_extresponse_count;
+               first = (sv_net_extresponse_last + NET_EXTRESPONSE_MAX - sv_net_extresponse_count) % NET_EXTRESPONSE_MAX;
+               PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(sv_net_extresponse[first]);
+       }
+}
+
+/*
+=========
+VM_M_callfunction
+
+       callfunction(...,string function_name)
+Extension: pass
+=========
+*/
+mfunction_t *PRVM_ED_FindFunction (const char *name);
+void VM_callfunction(void)
+{
+       mfunction_t *func;
+       const char *s;
+
+       VM_SAFEPARMCOUNTRANGE(1, 8, VM_callfunction);
+
+       s = PRVM_G_STRING(OFS_PARM0+(prog->argc - 1)*3);
+
+       VM_CheckEmptyString(s);
+
+       func = PRVM_ED_FindFunction(s);
+
+       if(!func)
+               PRVM_ERROR("VM_callfunciton: function %s not found !", s);
+       else if (func->first_statement < 0)
+       {
+               // negative statements are built in functions
+               int builtinnumber = -func->first_statement;
+               prog->xfunction->builtinsprofile++;
+               if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
+                       prog->builtins[builtinnumber]();
+               else
+                       PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
+       }
+       else if(func - prog->functions > 0)
+       {
+               prog->argc--;
+               PRVM_ExecuteProgram(func - prog->functions,"");
+               prog->argc++;
+       }
+}
+
+/*
+=========
+VM_isfunction
+
+float  isfunction(string function_name)
+=========
+*/
+mfunction_t *PRVM_ED_FindFunction (const char *name);
+void VM_isfunction(void)
+{
+       mfunction_t *func;
+       const char *s;
+
+       VM_SAFEPARMCOUNT(1, VM_isfunction);
+
+       s = PRVM_G_STRING(OFS_PARM0);
+
+       VM_CheckEmptyString(s);
+
+       func = PRVM_ED_FindFunction(s);
+
+       if(!func)
+               PRVM_G_FLOAT(OFS_RETURN) = false;
+       else
+               PRVM_G_FLOAT(OFS_RETURN) = true;
+}