--- /dev/null
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+// AK new vm
+
+#include "quakedef.h"
+#include "progsvm.h"
+#include "csprogs.h"
+
+prvm_prog_t *prog;
+
+static prvm_prog_t prog_list[PRVM_MAXPROGS];
+
+int prvm_type_size[8] = {1,sizeof(string_t)/4,1,3,1,1,sizeof(func_t)/4,sizeof(void *)/4};
+
+prvm_eval_t prvm_badvalue; // used only for error returns
+
+ddef_t *PRVM_ED_FieldAtOfs(int ofs);
+qboolean PRVM_ED_ParseEpair(prvm_edict_t *ent, ddef_t *key, const char *s, qboolean parsebackslash);
+
+cvar_t prvm_language = {CVAR_SAVE, "prvm_language", "", "when set, loads progs.dat.LANGUAGENAME.po for string translations; when set to dump, progs.dat.pot is written from the strings in the progs"};
+// LordHavoc: prints every opcode as it executes - warning: this is significant spew
+cvar_t prvm_traceqc = {0, "prvm_traceqc", "0", "prints every QuakeC statement as it is executed (only for really thorough debugging!)"};
+// LordHavoc: counts usage of each QuakeC statement
+cvar_t prvm_statementprofiling = {0, "prvm_statementprofiling", "0", "counts how many times each QuakeC statement has been executed, these counts are displayed in prvm_printfunction output (if enabled)"};
+cvar_t prvm_timeprofiling = {0, "prvm_timeprofiling", "0", "counts how long each function has been executed, these counts are displayed in prvm_profile output (if enabled)"};
+cvar_t prvm_backtraceforwarnings = {0, "prvm_backtraceforwarnings", "0", "print a backtrace for warnings too"};
+cvar_t prvm_leaktest = {0, "prvm_leaktest", "0", "try to detect memory leaks in strings or entities"};
+cvar_t prvm_leaktest_ignore_classnames = {0, "prvm_leaktest_ignore_classnames", "", "classnames of entities to NOT leak check because they are found by find(world, classname, ...) but are actually spawned by QC code (NOT map entities)"};
+cvar_t prvm_errordump = {0, "prvm_errordump", "0", "write a savegame on crash to crash-server.dmp"};
+cvar_t prvm_reuseedicts_startuptime = {0, "prvm_reuseedicts_startuptime", "2", "allows immediate re-use of freed entity slots during start of new level (value in seconds)"};
+cvar_t prvm_reuseedicts_neverinsameframe = {0, "prvm_reuseedicts_neverinsameframe", "1", "never allows re-use of freed entity slots during same frame"};
+
+static double prvm_reuseedicts_always_allow = 0;
+qboolean prvm_runawaycheck = true;
+
+extern sizebuf_t vm_tempstringsbuf;
+
+//============================================================================
+// mempool handling
+
+/*
+===============
+PRVM_MEM_Alloc
+===============
+*/
+void PRVM_MEM_Alloc(void)
+{
+ int i;
+
+ // reserve space for the null entity aka world
+ // check bound of max_edicts
+ prog->max_edicts = bound(1 + prog->reserved_edicts, prog->max_edicts, prog->limit_edicts);
+ prog->num_edicts = bound(1 + prog->reserved_edicts, prog->num_edicts, prog->max_edicts);
+
+ // edictprivate_size has to be min as big prvm_edict_private_t
+ prog->edictprivate_size = max(prog->edictprivate_size,(int)sizeof(prvm_edict_private_t));
+
+ // alloc edicts
+ prog->edicts = (prvm_edict_t *)Mem_Alloc(prog->progs_mempool,prog->limit_edicts * sizeof(prvm_edict_t));
+
+ // alloc edict private space
+ prog->edictprivate = Mem_Alloc(prog->progs_mempool, prog->max_edicts * prog->edictprivate_size);
+
+ // alloc edict fields
+ prog->entityfieldsarea = prog->entityfields * prog->max_edicts;
+ prog->edictsfields = (vec_t *)Mem_Alloc(prog->progs_mempool, prog->entityfieldsarea * sizeof(vec_t));
+
+ // set edict pointers
+ for(i = 0; i < prog->max_edicts; i++)
+ {
+ prog->edicts[i].priv.required = (prvm_edict_private_t *)((unsigned char *)prog->edictprivate + i * prog->edictprivate_size);
+ prog->edicts[i].fields.vp = prog->edictsfields + i * prog->entityfields;
+ }
+}
+
+/*
+===============
+PRVM_MEM_IncreaseEdicts
+===============
+*/
+void PRVM_MEM_IncreaseEdicts(void)
+{
+ int i;
+
+ if(prog->max_edicts >= prog->limit_edicts)
+ return;
+
+ PRVM_GCALL(begin_increase_edicts)();
+
+ // increase edicts
+ prog->max_edicts = min(prog->max_edicts + 256, prog->limit_edicts);
+
+ prog->entityfieldsarea = prog->entityfields * prog->max_edicts;
+ prog->edictsfields = (vec_t*)Mem_Realloc(prog->progs_mempool, (void *)prog->edictsfields, prog->entityfieldsarea * sizeof(vec_t));
+ prog->edictprivate = (void *)Mem_Realloc(prog->progs_mempool, (void *)prog->edictprivate, prog->max_edicts * prog->edictprivate_size);
+
+ //set e and v pointers
+ for(i = 0; i < prog->max_edicts; i++)
+ {
+ prog->edicts[i].priv.required = (prvm_edict_private_t *)((unsigned char *)prog->edictprivate + i * prog->edictprivate_size);
+ prog->edicts[i].fields.vp = prog->edictsfields + i * prog->entityfields;
+ }
+
+ PRVM_GCALL(end_increase_edicts)();
+}
+
+//============================================================================
+// normal prvm
+
+int PRVM_ED_FindFieldOffset(const char *field)
+{
+ ddef_t *d;
+ d = PRVM_ED_FindField(field);
+ if (!d)
+ return -1;
+ return d->ofs;
+}
+
+int PRVM_ED_FindGlobalOffset(const char *global)
+{
+ ddef_t *d;
+ d = PRVM_ED_FindGlobal(global);
+ if (!d)
+ return -1;
+ return d->ofs;
+}
+
+func_t PRVM_ED_FindFunctionOffset(const char *function)
+{
+ mfunction_t *f;
+ f = PRVM_ED_FindFunction(function);
+ if (!f)
+ return 0;
+ return (func_t)(f - prog->functions);
+}
+
+qboolean PRVM_ProgLoaded(int prognr)
+{
+ if(prognr < 0 || prognr >= PRVM_MAXPROGS)
+ return FALSE;
+
+ return (prog_list[prognr].loaded ? TRUE : FALSE);
+}
+
+/*
+=================
+PRVM_SetProgFromString
+=================
+*/
+// perhaps add a return value when the str doesnt exist
+qboolean PRVM_SetProgFromString(const char *str)
+{
+ int i = 0;
+ for(; i < PRVM_MAXPROGS ; i++)
+ if(prog_list[i].name && !strcmp(prog_list[i].name,str))
+ {
+ if(prog_list[i].loaded)
+ {
+ prog = &prog_list[i];
+ return TRUE;
+ }
+ else
+ {
+ Con_Printf("%s not loaded !\n",PRVM_NAME);
+ return FALSE;
+ }
+ }
+
+ Con_Printf("Invalid program name %s !\n", str);
+ return FALSE;
+}
+
+/*
+=================
+PRVM_SetProg
+=================
+*/
+void PRVM_SetProg(int prognr)
+{
+ if(0 <= prognr && prognr < PRVM_MAXPROGS)
+ {
+ if(prog_list[prognr].loaded)
+ prog = &prog_list[prognr];
+ else
+ PRVM_ERROR("%i not loaded !", prognr);
+ return;
+ }
+ PRVM_ERROR("Invalid program number %i", prognr);
+}
+
+/*
+=================
+PRVM_ED_ClearEdict
+
+Sets everything to NULL
+=================
+*/
+void PRVM_ED_ClearEdict (prvm_edict_t *e)
+{
+ memset (e->fields.vp, 0, prog->entityfields * 4);
+ e->priv.required->free = false;
+
+ // AK: Let the init_edict function determine if something needs to be initialized
+ PRVM_GCALL(init_edict)(e);
+}
+
+const char *PRVM_AllocationOrigin(void)
+{
+ char *buf = NULL;
+ if(prog->leaktest_active)
+ if(prog->depth > 0) // actually in QC code and not just parsing the entities block of a map/savegame
+ {
+ buf = (char *)PRVM_Alloc(128);
+ PRVM_ShortStackTrace(buf, 128);
+ }
+ return buf;
+}
+
+/*
+=================
+PRVM_ED_CanAlloc
+
+Returns if this particular edict could get allocated by PRVM_ED_Alloc
+=================
+*/
+qboolean PRVM_ED_CanAlloc(prvm_edict_t *e)
+{
+ if(!e->priv.required->free)
+ return false;
+ if(prvm_reuseedicts_always_allow == realtime)
+ return true;
+ if(realtime <= e->priv.required->freetime && prvm_reuseedicts_neverinsameframe.integer)
+ return false; // never allow reuse in same frame (causes networking trouble)
+ if(e->priv.required->freetime < prog->starttime + prvm_reuseedicts_startuptime.value)
+ return true;
+ if(realtime > e->priv.required->freetime + 1)
+ return true;
+ return false; // entity slot still blocked because the entity was freed less than one second ago
+}
+
+/*
+=================
+PRVM_ED_Alloc
+
+Either finds a free edict, or allocates a new one.
+Try to avoid reusing an entity that was recently freed, because it
+can cause the client to think the entity morphed into something else
+instead of being removed and recreated, which can cause interpolated
+angles and bad trails.
+=================
+*/
+prvm_edict_t *PRVM_ED_Alloc (void)
+{
+ int i;
+ prvm_edict_t *e;
+
+ // the client qc dont need maxclients
+ // thus it doesnt need to use svs.maxclients
+ // AK: changed i=svs.maxclients+1
+ // AK: changed so the edict 0 wont spawn -> used as reserved/world entity
+ // although the menu/client has no world
+ for (i = prog->reserved_edicts + 1;i < prog->num_edicts;i++)
+ {
+ e = PRVM_EDICT_NUM(i);
+ if(PRVM_ED_CanAlloc(e))
+ {
+ PRVM_ED_ClearEdict (e);
+ e->priv.required->allocation_origin = PRVM_AllocationOrigin();
+ return e;
+ }
+ }
+
+ if (i == prog->limit_edicts)
+ PRVM_ERROR ("%s: PRVM_ED_Alloc: no free edicts",PRVM_NAME);
+
+ prog->num_edicts++;
+ if (prog->num_edicts >= prog->max_edicts)
+ PRVM_MEM_IncreaseEdicts();
+
+ e = PRVM_EDICT_NUM(i);
+ PRVM_ED_ClearEdict (e);
+
+ e->priv.required->allocation_origin = PRVM_AllocationOrigin();
+
+ return e;
+}
+
+/*
+=================
+PRVM_ED_Free
+
+Marks the edict as free
+FIXME: walk all entities and NULL out references to this entity
+=================
+*/
+void PRVM_ED_Free (prvm_edict_t *ed)
+{
+ // dont delete the null entity (world) or reserved edicts
+ if(PRVM_NUM_FOR_EDICT(ed) <= prog->reserved_edicts )
+ return;
+
+ PRVM_GCALL(free_edict)(ed);
+
+ ed->priv.required->free = true;
+ ed->priv.required->freetime = realtime;
+ if(ed->priv.required->allocation_origin)
+ {
+ PRVM_Free((char *)ed->priv.required->allocation_origin);
+ ed->priv.required->allocation_origin = NULL;
+ }
+}
+
+//===========================================================================
+
+/*
+============
+PRVM_ED_GlobalAtOfs
+============
+*/
+ddef_t *PRVM_ED_GlobalAtOfs (int ofs)
+{
+ ddef_t *def;
+ int i;
+
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ def = &prog->globaldefs[i];
+ if (def->ofs == ofs)
+ return def;
+ }
+ return NULL;
+}
+
+/*
+============
+PRVM_ED_FieldAtOfs
+============
+*/
+ddef_t *PRVM_ED_FieldAtOfs (int ofs)
+{
+ ddef_t *def;
+ int i;
+
+ for (i = 0;i < prog->numfielddefs;i++)
+ {
+ def = &prog->fielddefs[i];
+ if (def->ofs == ofs)
+ return def;
+ }
+ return NULL;
+}
+
+/*
+============
+PRVM_ED_FindField
+============
+*/
+ddef_t *PRVM_ED_FindField (const char *name)
+{
+ ddef_t *def;
+ int i;
+
+ for (i = 0;i < prog->numfielddefs;i++)
+ {
+ def = &prog->fielddefs[i];
+ if (!strcmp(PRVM_GetString(def->s_name), name))
+ return def;
+ }
+ return NULL;
+}
+
+/*
+============
+PRVM_ED_FindGlobal
+============
+*/
+ddef_t *PRVM_ED_FindGlobal (const char *name)
+{
+ ddef_t *def;
+ int i;
+
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ def = &prog->globaldefs[i];
+ if (!strcmp(PRVM_GetString(def->s_name), name))
+ return def;
+ }
+ return NULL;
+}
+
+
+/*
+============
+PRVM_ED_FindFunction
+============
+*/
+mfunction_t *PRVM_ED_FindFunction (const char *name)
+{
+ mfunction_t *func;
+ int i;
+
+ for (i = 0;i < prog->numfunctions;i++)
+ {
+ func = &prog->functions[i];
+ if (!strcmp(PRVM_GetString(func->s_name), name))
+ return func;
+ }
+ return NULL;
+}
+
+
+/*
+============
+PRVM_ValueString
+
+Returns a string describing *data in a type specific manner
+=============
+*/
+char *PRVM_ValueString (etype_t type, prvm_eval_t *val)
+{
+ static char line[MAX_INPUTLINE];
+ ddef_t *def;
+ mfunction_t *f;
+ int n;
+
+ type = (etype_t)((int) type & ~DEF_SAVEGLOBAL);
+
+ switch (type)
+ {
+ case ev_string:
+ strlcpy (line, PRVM_GetString (val->string), sizeof (line));
+ break;
+ case ev_entity:
+ n = val->edict;
+ if (n < 0 || n >= prog->max_edicts)
+ dpsnprintf (line, sizeof(line), "entity %i (invalid!)", n);
+ else
+ dpsnprintf (line, sizeof(line), "entity %i", n);
+ break;
+ case ev_function:
+ f = prog->functions + val->function;
+ dpsnprintf (line, sizeof(line), "%s()", PRVM_GetString(f->s_name));
+ break;
+ case ev_field:
+ def = PRVM_ED_FieldAtOfs ( val->_int );
+ dpsnprintf (line, sizeof(line), ".%s", PRVM_GetString(def->s_name));
+ break;
+ case ev_void:
+ dpsnprintf (line, sizeof(line), "void");
+ break;
+ case ev_float:
+ // LordHavoc: changed from %5.1f to %10.4f
+ dpsnprintf (line, sizeof(line), "%10.4f", val->_float);
+ break;
+ case ev_vector:
+ // LordHavoc: changed from %5.1f to %10.4f
+ dpsnprintf (line, sizeof(line), "'%10.4f %10.4f %10.4f'", val->vector[0], val->vector[1], val->vector[2]);
+ break;
+ case ev_pointer:
+ dpsnprintf (line, sizeof(line), "pointer");
+ break;
+ default:
+ dpsnprintf (line, sizeof(line), "bad type %i", (int) type);
+ break;
+ }
+
+ return line;
+}
+
+/*
+============
+PRVM_UglyValueString
+
+Returns a string describing *data in a type specific manner
+Easier to parse than PR_ValueString
+=============
+*/
+char *PRVM_UglyValueString (etype_t type, prvm_eval_t *val)
+{
+ static char line[MAX_INPUTLINE];
+ int i;
+ const char *s;
+ ddef_t *def;
+ mfunction_t *f;
+
+ type = (etype_t)((int)type & ~DEF_SAVEGLOBAL);
+
+ switch (type)
+ {
+ case ev_string:
+ // Parse the string a bit to turn special characters
+ // (like newline, specifically) into escape codes,
+ // this fixes saving games from various mods
+ s = PRVM_GetString (val->string);
+ for (i = 0;i < (int)sizeof(line) - 2 && *s;)
+ {
+ if (*s == '\n')
+ {
+ line[i++] = '\\';
+ line[i++] = 'n';
+ }
+ else if (*s == '\r')
+ {
+ line[i++] = '\\';
+ line[i++] = 'r';
+ }
+ else if (*s == '\\')
+ {
+ line[i++] = '\\';
+ line[i++] = '\\';
+ }
+ else if (*s == '"')
+ {
+ line[i++] = '\\';
+ line[i++] = '"';
+ }
+ else
+ line[i++] = *s;
+ s++;
+ }
+ line[i] = '\0';
+ break;
+ case ev_entity:
+ dpsnprintf (line, sizeof (line), "%i", PRVM_NUM_FOR_EDICT(PRVM_PROG_TO_EDICT(val->edict)));
+ break;
+ case ev_function:
+ f = prog->functions + val->function;
+ strlcpy (line, PRVM_GetString (f->s_name), sizeof (line));
+ break;
+ case ev_field:
+ def = PRVM_ED_FieldAtOfs ( val->_int );
+ dpsnprintf (line, sizeof (line), ".%s", PRVM_GetString(def->s_name));
+ break;
+ case ev_void:
+ dpsnprintf (line, sizeof (line), "void");
+ break;
+ case ev_float:
+ dpsnprintf (line, sizeof (line), "%.9g", val->_float);
+ break;
+ case ev_vector:
+ dpsnprintf (line, sizeof (line), "%.9g %.9g %.9g", val->vector[0], val->vector[1], val->vector[2]);
+ break;
+ default:
+ dpsnprintf (line, sizeof (line), "bad type %i", type);
+ break;
+ }
+
+ return line;
+}
+
+/*
+============
+PRVM_GlobalString
+
+Returns a string with a description and the contents of a global,
+padded to 20 field width
+============
+*/
+char *PRVM_GlobalString (int ofs)
+{
+ char *s;
+ //size_t i;
+ ddef_t *def;
+ void *val;
+ static char line[128];
+
+ val = (void *)&prog->globals.generic[ofs];
+ def = PRVM_ED_GlobalAtOfs(ofs);
+ if (!def)
+ dpsnprintf (line, sizeof(line), "GLOBAL%i", ofs);
+ else
+ {
+ s = PRVM_ValueString ((etype_t)def->type, (prvm_eval_t *)val);
+ dpsnprintf (line, sizeof(line), "%s (=%s)", PRVM_GetString(def->s_name), s);
+ }
+
+ //i = strlen(line);
+ //for ( ; i<20 ; i++)
+ // strcat (line," ");
+ //strcat (line," ");
+
+ return line;
+}
+
+char *PRVM_GlobalStringNoContents (int ofs)
+{
+ //size_t i;
+ ddef_t *def;
+ static char line[128];
+
+ def = PRVM_ED_GlobalAtOfs(ofs);
+ if (!def)
+ dpsnprintf (line, sizeof(line), "GLOBAL%i", ofs);
+ else
+ dpsnprintf (line, sizeof(line), "%s", PRVM_GetString(def->s_name));
+
+ //i = strlen(line);
+ //for ( ; i<20 ; i++)
+ // strcat (line," ");
+ //strcat (line," ");
+
+ return line;
+}
+
+
+/*
+=============
+PRVM_ED_Print
+
+For debugging
+=============
+*/
+// LordHavoc: optimized this to print out much more quickly (tempstring)
+// LordHavoc: changed to print out every 4096 characters (incase there are a lot of fields to print)
+void PRVM_ED_Print(prvm_edict_t *ed, const char *wildcard_fieldname)
+{
+ size_t l;
+ ddef_t *d;
+ int *v;
+ int i, j;
+ const char *name;
+ int type;
+ char tempstring[MAX_INPUTLINE], tempstring2[260]; // temporary string buffers
+
+ if (ed->priv.required->free)
+ {
+ Con_Printf("%s: FREE\n",PRVM_NAME);
+ return;
+ }
+
+ tempstring[0] = 0;
+ dpsnprintf(tempstring, sizeof(tempstring), "\n%s EDICT %i:\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ed));
+ for (i = 1;i < prog->numfielddefs;i++)
+ {
+ d = &prog->fielddefs[i];
+ name = PRVM_GetString(d->s_name);
+ if(strlen(name) > 1 && name[strlen(name)-2] == '_' && (name[strlen(name)-1] == 'x' || name[strlen(name)-1] == 'y' || name[strlen(name)-1] == 'z'))
+ continue; // skip _x, _y, _z vars
+
+ // Check Field Name Wildcard
+ if(wildcard_fieldname)
+ if( !matchpattern(name, wildcard_fieldname, 1) )
+ // Didn't match; skip
+ continue;
+
+ v = (int *)(ed->fields.vp + d->ofs);
+
+ // if the value is still all 0, skip the field
+ type = d->type & ~DEF_SAVEGLOBAL;
+
+ for (j=0 ; j<prvm_type_size[type] ; j++)
+ if (v[j])
+ break;
+ if (j == prvm_type_size[type])
+ continue;
+
+ if (strlen(name) > sizeof(tempstring2)-4)
+ {
+ memcpy (tempstring2, name, sizeof(tempstring2)-4);
+ tempstring2[sizeof(tempstring2)-4] = tempstring2[sizeof(tempstring2)-3] = tempstring2[sizeof(tempstring2)-2] = '.';
+ tempstring2[sizeof(tempstring2)-1] = 0;
+ name = tempstring2;
+ }
+ strlcat(tempstring, name, sizeof(tempstring));
+ for (l = strlen(name);l < 14;l++)
+ strlcat(tempstring, " ", sizeof(tempstring));
+ strlcat(tempstring, " ", sizeof(tempstring));
+
+ name = PRVM_ValueString((etype_t)d->type, (prvm_eval_t *)v);
+ if (strlen(name) > sizeof(tempstring2)-4)
+ {
+ memcpy (tempstring2, name, sizeof(tempstring2)-4);
+ tempstring2[sizeof(tempstring2)-4] = tempstring2[sizeof(tempstring2)-3] = tempstring2[sizeof(tempstring2)-2] = '.';
+ tempstring2[sizeof(tempstring2)-1] = 0;
+ name = tempstring2;
+ }
+ strlcat(tempstring, name, sizeof(tempstring));
+ strlcat(tempstring, "\n", sizeof(tempstring));
+ if (strlen(tempstring) >= sizeof(tempstring)/2)
+ {
+ Con_Print(tempstring);
+ tempstring[0] = 0;
+ }
+ }
+ if (tempstring[0])
+ Con_Print(tempstring);
+}
+
+/*
+=============
+PRVM_ED_Write
+
+For savegames
+=============
+*/
+extern cvar_t developer_entityparsing;
+void PRVM_ED_Write (qfile_t *f, prvm_edict_t *ed)
+{
+ ddef_t *d;
+ int *v;
+ int i, j;
+ const char *name;
+ int type;
+
+ FS_Print(f, "{\n");
+
+ if (ed->priv.required->free)
+ {
+ FS_Print(f, "}\n");
+ return;
+ }
+
+ for (i = 1;i < prog->numfielddefs;i++)
+ {
+ d = &prog->fielddefs[i];
+ name = PRVM_GetString(d->s_name);
+
+ if(developer_entityparsing.integer)
+ Con_Printf("PRVM_ED_Write: at entity %d field %s\n", PRVM_NUM_FOR_EDICT(ed), name);
+
+ //if(strlen(name) > 1 && name[strlen(name)-2] == '_' && (name[strlen(name)-1] == 'x' || name[strlen(name)-1] == 'y' || name[strlen(name)-1] == 'z'))
+ if(strlen(name) > 1 && name[strlen(name)-2] == '_')
+ continue; // skip _x, _y, _z vars, and ALSO other _? vars as some mods expect them to be never saved (TODO: a gameplayfix for using the "more precise" condition above?)
+
+ v = (int *)(ed->fields.vp + d->ofs);
+
+ // if the value is still all 0, skip the field
+ type = d->type & ~DEF_SAVEGLOBAL;
+ for (j=0 ; j<prvm_type_size[type] ; j++)
+ if (v[j])
+ break;
+ if (j == prvm_type_size[type])
+ continue;
+
+ FS_Printf(f,"\"%s\" ",name);
+ prog->statestring = va("PRVM_ED_Write, ent=%d, name=%s", i, name);
+ FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString((etype_t)d->type, (prvm_eval_t *)v));
+ prog->statestring = NULL;
+ }
+
+ FS_Print(f, "}\n");
+}
+
+void PRVM_ED_PrintNum (int ent, const char *wildcard_fieldname)
+{
+ PRVM_ED_Print(PRVM_EDICT_NUM(ent), wildcard_fieldname);
+}
+
+/*
+=============
+PRVM_ED_PrintEdicts_f
+
+For debugging, prints all the entities in the current server
+=============
+*/
+void PRVM_ED_PrintEdicts_f (void)
+{
+ int i;
+ const char *wildcard_fieldname;
+
+ if(Cmd_Argc() < 2 || Cmd_Argc() > 3)
+ {
+ Con_Print("prvm_edicts <program name> <optional field name wildcard>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ return;
+
+ if( Cmd_Argc() == 3)
+ wildcard_fieldname = Cmd_Argv(2);
+ else
+ wildcard_fieldname = NULL;
+
+ Con_Printf("%s: %i entities\n", PRVM_NAME, prog->num_edicts);
+ for (i=0 ; i<prog->num_edicts ; i++)
+ PRVM_ED_PrintNum (i, wildcard_fieldname);
+
+ PRVM_End;
+}
+
+/*
+=============
+PRVM_ED_PrintEdict_f
+
+For debugging, prints a single edict
+=============
+*/
+void PRVM_ED_PrintEdict_f (void)
+{
+ int i;
+ const char *wildcard_fieldname;
+
+ if(Cmd_Argc() < 3 || Cmd_Argc() > 4)
+ {
+ Con_Print("prvm_edict <program name> <edict number> <optional field name wildcard>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ return;
+
+ i = atoi (Cmd_Argv(2));
+ if (i >= prog->num_edicts)
+ {
+ Con_Print("Bad edict number\n");
+ PRVM_End;
+ return;
+ }
+ if( Cmd_Argc() == 4)
+ // Optional Wildcard Provided
+ wildcard_fieldname = Cmd_Argv(3);
+ else
+ // Use All
+ wildcard_fieldname = NULL;
+ PRVM_ED_PrintNum (i, wildcard_fieldname);
+
+ PRVM_End;
+}
+
+/*
+=============
+PRVM_ED_Count
+
+For debugging
+=============
+*/
+// 2 possibilities : 1. just displaying the active edict count
+// 2. making a function pointer [x]
+void PRVM_ED_Count_f (void)
+{
+ int i;
+ prvm_edict_t *ent;
+ int active;
+
+ if(Cmd_Argc() != 2)
+ {
+ Con_Print("prvm_count <program name>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ return;
+
+ if(prog->count_edicts)
+ prog->count_edicts();
+ else
+ {
+ active = 0;
+ for (i=0 ; i<prog->num_edicts ; i++)
+ {
+ ent = PRVM_EDICT_NUM(i);
+ if (ent->priv.required->free)
+ continue;
+ active++;
+ }
+
+ Con_Printf("num_edicts:%3i\n", prog->num_edicts);
+ Con_Printf("active :%3i\n", active);
+ }
+
+ PRVM_End;
+}
+
+/*
+==============================================================================
+
+ ARCHIVING GLOBALS
+
+FIXME: need to tag constants, doesn't really work
+==============================================================================
+*/
+
+/*
+=============
+PRVM_ED_WriteGlobals
+=============
+*/
+void PRVM_ED_WriteGlobals (qfile_t *f)
+{
+ ddef_t *def;
+ int i;
+ const char *name;
+ int type;
+
+ FS_Print(f,"{\n");
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ def = &prog->globaldefs[i];
+ type = def->type;
+ if ( !(def->type & DEF_SAVEGLOBAL) )
+ continue;
+ type &= ~DEF_SAVEGLOBAL;
+
+ if (type != ev_string && type != ev_float && type != ev_entity)
+ continue;
+
+ name = PRVM_GetString(def->s_name);
+
+ if(developer_entityparsing.integer)
+ Con_Printf("PRVM_ED_WriteGlobals: at global %s\n", name);
+
+ prog->statestring = va("PRVM_ED_WriteGlobals, name=%s", name);
+ FS_Printf(f,"\"%s\" ", name);
+ FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString((etype_t)type, (prvm_eval_t *)&prog->globals.generic[def->ofs]));
+ prog->statestring = NULL;
+ }
+ FS_Print(f,"}\n");
+}
+
+/*
+=============
+PRVM_ED_ParseGlobals
+=============
+*/
+void PRVM_ED_ParseGlobals (const char *data)
+{
+ char keyname[MAX_INPUTLINE];
+ ddef_t *key;
+
+ while (1)
+ {
+ // parse key
+ if (!COM_ParseToken_Simple(&data, false, false))
+ PRVM_ERROR ("PRVM_ED_ParseGlobals: EOF without closing brace");
+ if (com_token[0] == '}')
+ break;
+
+ if (developer_entityparsing.integer)
+ Con_Printf("Key: \"%s\"", com_token);
+
+ strlcpy (keyname, com_token, sizeof(keyname));
+
+ // parse value
+ if (!COM_ParseToken_Simple(&data, false, true))
+ PRVM_ERROR ("PRVM_ED_ParseGlobals: EOF without closing brace");
+
+ if (developer_entityparsing.integer)
+ Con_Printf(" \"%s\"\n", com_token);
+
+ if (com_token[0] == '}')
+ PRVM_ERROR ("PRVM_ED_ParseGlobals: closing brace without data");
+
+ key = PRVM_ED_FindGlobal (keyname);
+ if (!key)
+ {
+ Con_DPrintf("'%s' is not a global on %s\n", keyname, PRVM_NAME);
+ continue;
+ }
+
+ if (!PRVM_ED_ParseEpair(NULL, key, com_token, true))
+ PRVM_ERROR ("PRVM_ED_ParseGlobals: parse error");
+ }
+}
+
+//============================================================================
+
+
+/*
+=============
+PRVM_ED_ParseEval
+
+Can parse either fields or globals
+returns false if error
+=============
+*/
+qboolean PRVM_ED_ParseEpair(prvm_edict_t *ent, ddef_t *key, const char *s, qboolean parsebackslash)
+{
+ int i, l;
+ char *new_p;
+ ddef_t *def;
+ prvm_eval_t *val;
+ mfunction_t *func;
+
+ if (ent)
+ val = (prvm_eval_t *)(ent->fields.vp + key->ofs);
+ else
+ val = (prvm_eval_t *)(prog->globals.generic + key->ofs);
+ switch (key->type & ~DEF_SAVEGLOBAL)
+ {
+ case ev_string:
+ l = (int)strlen(s) + 1;
+ val->string = PRVM_AllocString(l, &new_p);
+ for (i = 0;i < l;i++)
+ {
+ if (s[i] == '\\' && s[i+1] && parsebackslash)
+ {
+ i++;
+ if (s[i] == 'n')
+ *new_p++ = '\n';
+ else if (s[i] == 'r')
+ *new_p++ = '\r';
+ else
+ *new_p++ = s[i];
+ }
+ else
+ *new_p++ = s[i];
+ }
+ break;
+
+ case ev_float:
+ while (*s && ISWHITESPACE(*s))
+ s++;
+ val->_float = atof(s);
+ break;
+
+ case ev_vector:
+ for (i = 0;i < 3;i++)
+ {
+ while (*s && ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ val->vector[i] = atof(s);
+ while (!ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ }
+ break;
+
+ case ev_entity:
+ while (*s && ISWHITESPACE(*s))
+ s++;
+ i = atoi(s);
+ if (i >= prog->limit_edicts)
+ Con_Printf("PRVM_ED_ParseEpair: ev_entity reference too large (edict %u >= MAX_EDICTS %u) on %s\n", (unsigned int)i, prog->limit_edicts, PRVM_NAME);
+ while (i >= prog->max_edicts)
+ PRVM_MEM_IncreaseEdicts();
+ // if IncreaseEdicts was called the base pointer needs to be updated
+ if (ent)
+ val = (prvm_eval_t *)(ent->fields.vp + key->ofs);
+ val->edict = PRVM_EDICT_TO_PROG(PRVM_EDICT_NUM((int)i));
+ break;
+
+ case ev_field:
+ if (*s != '.')
+ {
+ Con_DPrintf("PRVM_ED_ParseEpair: Bogus field name %s in %s\n", s, PRVM_NAME);
+ return false;
+ }
+ def = PRVM_ED_FindField(s + 1);
+ if (!def)
+ {
+ Con_DPrintf("PRVM_ED_ParseEpair: Can't find field %s in %s\n", s, PRVM_NAME);
+ return false;
+ }
+ val->_int = def->ofs;
+ break;
+
+ case ev_function:
+ func = PRVM_ED_FindFunction(s);
+ if (!func)
+ {
+ Con_Printf("PRVM_ED_ParseEpair: Can't find function %s in %s\n", s, PRVM_NAME);
+ return false;
+ }
+ val->function = func - prog->functions;
+ break;
+
+ default:
+ Con_Printf("PRVM_ED_ParseEpair: Unknown key->type %i for key \"%s\" on %s\n", key->type, PRVM_GetString(key->s_name), PRVM_NAME);
+ return false;
+ }
+ return true;
+}
+
+/*
+=============
+PRVM_GameCommand_f
+
+Console command to send a string to QC function GameCommand of the
+indicated progs
+
+Usage:
+ sv_cmd adminmsg 3 "do not teamkill"
+ cl_cmd someclientcommand
+ menu_cmd somemenucommand
+
+All progs can support this extension; sg calls it in server QC, cg in client
+QC, mg in menu QC.
+=============
+*/
+void PRVM_GameCommand(const char *whichprogs, const char *whichcmd)
+{
+ if(Cmd_Argc() < 1)
+ {
+ Con_Printf("%s text...\n", whichcmd);
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(whichprogs))
+ // note: this is not PRVM_SetProg because that one aborts "hard" using PRVM_Error
+ // also, it makes printing error messages easier!
+ {
+ Con_Printf("%s program not loaded.\n", whichprogs);
+ return;
+ }
+
+ if(!PRVM_allfunction(GameCommand))
+ {
+ Con_Printf("%s program do not support GameCommand!\n", whichprogs);
+ }
+ else
+ {
+ int restorevm_tempstringsbuf_cursize;
+ const char *s;
+
+ s = Cmd_Args();
+
+ restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
+ PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(s ? s : "");
+ PRVM_ExecuteProgram (PRVM_allfunction(GameCommand), "QC function GameCommand is missing");
+ vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
+ }
+
+ PRVM_End;
+}
+void PRVM_GameCommand_Server_f(void)
+{
+ PRVM_GameCommand("server", "sv_cmd");
+}
+void PRVM_GameCommand_Client_f(void)
+{
+ PRVM_GameCommand("client", "cl_cmd");
+}
+void PRVM_GameCommand_Menu_f(void)
+{
+ PRVM_GameCommand("menu", "menu_cmd");
+}
+
+/*
+=============
+PRVM_ED_EdictGet_f
+
+Console command to load a field of a specified edict
+=============
+*/
+void PRVM_ED_EdictGet_f(void)
+{
+ prvm_edict_t *ed;
+ ddef_t *key;
+ const char *s;
+ prvm_eval_t *v;
+
+ if(Cmd_Argc() != 4 && Cmd_Argc() != 5)
+ {
+ Con_Print("prvm_edictget <program name> <edict number> <field> [<cvar>]\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ {
+ Con_Printf("Wrong program name %s !\n", Cmd_Argv(1));
+ return;
+ }
+
+ ed = PRVM_EDICT_NUM(atoi(Cmd_Argv(2)));
+
+ if((key = PRVM_ED_FindField(Cmd_Argv(3))) == 0)
+ {
+ Con_Printf("Key %s not found !\n", Cmd_Argv(3));
+ goto fail;
+ }
+
+ v = (prvm_eval_t *)(ed->fields.vp + key->ofs);
+ s = PRVM_UglyValueString((etype_t)key->type, v);
+ if(Cmd_Argc() == 5)
+ {
+ cvar_t *cvar = Cvar_FindVar(Cmd_Argv(4));
+ if (cvar && cvar->flags & CVAR_READONLY)
+ {
+ Con_Printf("prvm_edictget: %s is read-only\n", cvar->name);
+ goto fail;
+ }
+ Cvar_Get(Cmd_Argv(4), s, 0, NULL);
+ }
+ else
+ Con_Printf("%s\n", s);
+
+fail:
+ PRVM_End;
+}
+
+void PRVM_ED_GlobalGet_f(void)
+{
+ ddef_t *key;
+ const char *s;
+ prvm_eval_t *v;
+
+ if(Cmd_Argc() != 3 && Cmd_Argc() != 4)
+ {
+ Con_Print("prvm_globalget <program name> <global> [<cvar>]\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ {
+ Con_Printf("Wrong program name %s !\n", Cmd_Argv(1));
+ return;
+ }
+
+ key = PRVM_ED_FindGlobal(Cmd_Argv(2));
+ if(!key)
+ {
+ Con_Printf( "No global '%s' in %s!\n", Cmd_Argv(2), Cmd_Argv(1) );
+ goto fail;
+ }
+
+ v = (prvm_eval_t *) &prog->globals.generic[key->ofs];
+ s = PRVM_UglyValueString((etype_t)key->type, v);
+ if(Cmd_Argc() == 4)
+ {
+ cvar_t *cvar = Cvar_FindVar(Cmd_Argv(3));
+ if (cvar && cvar->flags & CVAR_READONLY)
+ {
+ Con_Printf("prvm_globalget: %s is read-only\n", cvar->name);
+ goto fail;
+ }
+ Cvar_Get(Cmd_Argv(3), s, 0, NULL);
+ }
+ else
+ Con_Printf("%s\n", s);
+
+fail:
+ PRVM_End;
+}
+
+/*
+=============
+PRVM_ED_EdictSet_f
+
+Console command to set a field of a specified edict
+=============
+*/
+void PRVM_ED_EdictSet_f(void)
+{
+ prvm_edict_t *ed;
+ ddef_t *key;
+
+ if(Cmd_Argc() != 5)
+ {
+ Con_Print("prvm_edictset <program name> <edict number> <field> <value>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ {
+ Con_Printf("Wrong program name %s !\n", Cmd_Argv(1));
+ return;
+ }
+
+ ed = PRVM_EDICT_NUM(atoi(Cmd_Argv(2)));
+
+ if((key = PRVM_ED_FindField(Cmd_Argv(3))) == 0)
+ Con_Printf("Key %s not found !\n", Cmd_Argv(3));
+ else
+ PRVM_ED_ParseEpair(ed, key, Cmd_Argv(4), true);
+
+ PRVM_End;
+}
+
+/*
+====================
+PRVM_ED_ParseEdict
+
+Parses an edict out of the given string, returning the new position
+ed should be a properly initialized empty edict.
+Used for initial level load and for savegames.
+====================
+*/
+const char *PRVM_ED_ParseEdict (const char *data, prvm_edict_t *ent)
+{
+ ddef_t *key;
+ qboolean anglehack;
+ qboolean init;
+ char keyname[256];
+ size_t n;
+
+ init = false;
+
+// go through all the dictionary pairs
+ while (1)
+ {
+ // parse key
+ if (!COM_ParseToken_Simple(&data, false, false))
+ PRVM_ERROR ("PRVM_ED_ParseEdict: EOF without closing brace");
+ if (developer_entityparsing.integer)
+ Con_Printf("Key: \"%s\"", com_token);
+ if (com_token[0] == '}')
+ break;
+
+ // anglehack is to allow QuakeEd to write single scalar angles
+ // and allow them to be turned into vectors. (FIXME...)
+ if (!strcmp(com_token, "angle"))
+ {
+ strlcpy (com_token, "angles", sizeof(com_token));
+ anglehack = true;
+ }
+ else
+ anglehack = false;
+
+ // FIXME: change light to _light to get rid of this hack
+ if (!strcmp(com_token, "light"))
+ strlcpy (com_token, "light_lev", sizeof(com_token)); // hack for single light def
+
+ strlcpy (keyname, com_token, sizeof(keyname));
+
+ // another hack to fix keynames with trailing spaces
+ n = strlen(keyname);
+ while (n && keyname[n-1] == ' ')
+ {
+ keyname[n-1] = 0;
+ n--;
+ }
+
+ // parse value
+ if (!COM_ParseToken_Simple(&data, false, false))
+ PRVM_ERROR ("PRVM_ED_ParseEdict: EOF without closing brace");
+ if (developer_entityparsing.integer)
+ Con_Printf(" \"%s\"\n", com_token);
+
+ if (com_token[0] == '}')
+ PRVM_ERROR ("PRVM_ED_ParseEdict: closing brace without data");
+
+ init = true;
+
+ // ignore attempts to set key "" (this problem occurs in nehahra neh1m8.bsp)
+ if (!keyname[0])
+ continue;
+
+// keynames with a leading underscore are used for utility comments,
+// and are immediately discarded by quake
+ if (keyname[0] == '_')
+ continue;
+
+ key = PRVM_ED_FindField (keyname);
+ if (!key)
+ {
+ Con_DPrintf("%s: '%s' is not a field\n", PRVM_NAME, keyname);
+ continue;
+ }
+
+ if (anglehack)
+ {
+ char temp[32];
+ strlcpy (temp, com_token, sizeof(temp));
+ dpsnprintf (com_token, sizeof(com_token), "0 %s 0", temp);
+ }
+
+ if (!PRVM_ED_ParseEpair(ent, key, com_token, strcmp(keyname, "wad") != 0))
+ PRVM_ERROR ("PRVM_ED_ParseEdict: parse error");
+ }
+
+ if (!init)
+ ent->priv.required->free = true;
+
+ return data;
+}
+
+
+/*
+================
+PRVM_ED_LoadFromFile
+
+The entities are directly placed in the array, rather than allocated with
+PRVM_ED_Alloc, because otherwise an error loading the map would have entity
+number references out of order.
+
+Creates a server's entity / program execution context by
+parsing textual entity definitions out of an ent file.
+
+Used for both fresh maps and savegame loads. A fresh map would also need
+to call PRVM_ED_CallSpawnFunctions () to let the objects initialize themselves.
+================
+*/
+void PRVM_ED_LoadFromFile (const char *data)
+{
+ prvm_edict_t *ent;
+ int parsed, inhibited, spawned, died;
+ const char *funcname;
+ mfunction_t *func;
+
+ parsed = 0;
+ inhibited = 0;
+ spawned = 0;
+ died = 0;
+
+ prvm_reuseedicts_always_allow = realtime;
+
+// parse ents
+ while (1)
+ {
+// parse the opening brace
+ if (!COM_ParseToken_Simple(&data, false, false))
+ break;
+ if (com_token[0] != '{')
+ PRVM_ERROR ("PRVM_ED_LoadFromFile: %s: found %s when expecting {", PRVM_NAME, com_token);
+
+ // CHANGED: this is not conform to PR_LoadFromFile
+ if(prog->loadintoworld)
+ {
+ prog->loadintoworld = false;
+ ent = PRVM_EDICT_NUM(0);
+ }
+ else
+ ent = PRVM_ED_Alloc();
+
+ // clear it
+ if (ent != prog->edicts) // hack
+ memset (ent->fields.vp, 0, prog->entityfields * 4);
+
+ data = PRVM_ED_ParseEdict (data, ent);
+ parsed++;
+
+ // remove the entity ?
+ if(prog->load_edict && !prog->load_edict(ent))
+ {
+ PRVM_ED_Free(ent);
+ inhibited++;
+ continue;
+ }
+
+ if (PRVM_serverfunction(SV_OnEntityPreSpawnFunction))
+ {
+ // self = ent
+ PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
+ PRVM_ExecuteProgram (PRVM_serverfunction(SV_OnEntityPreSpawnFunction), "QC function SV_OnEntityPreSpawnFunction is missing");
+ }
+
+ if(ent->priv.required->free)
+ {
+ inhibited++;
+ continue;
+ }
+
+//
+// immediately call spawn function, but only if there is a self global and a classname
+//
+ if(!ent->priv.required->free)
+ {
+ if (!PRVM_alledictstring(ent, classname))
+ {
+ Con_Print("No classname for:\n");
+ PRVM_ED_Print(ent, NULL);
+ PRVM_ED_Free (ent);
+ continue;
+ }
+
+ // look for the spawn function
+ funcname = PRVM_GetString(PRVM_alledictstring(ent, classname));
+ func = PRVM_ED_FindFunction (va("spawnfunc_%s", funcname));
+ if(!func)
+ if(!PRVM_allglobalfloat(require_spawnfunc_prefix))
+ func = PRVM_ED_FindFunction (funcname);
+
+ if (!func)
+ {
+ // check for OnEntityNoSpawnFunction
+ if (PRVM_serverfunction(SV_OnEntityNoSpawnFunction))
+ {
+ // self = ent
+ PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
+ PRVM_ExecuteProgram (PRVM_serverfunction(SV_OnEntityNoSpawnFunction), "QC function SV_OnEntityNoSpawnFunction is missing");
+ }
+ else
+ {
+ if (developer.integer > 0) // don't confuse non-developers with errors
+ {
+ Con_Print("No spawn function for:\n");
+ PRVM_ED_Print(ent, NULL);
+ }
+ PRVM_ED_Free (ent);
+ continue; // not included in "inhibited" count
+ }
+ }
+ else
+ {
+ // self = ent
+ PRVM_allglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
+ PRVM_ExecuteProgram (func - prog->functions, "");
+ }
+ }
+
+ if(!ent->priv.required->free)
+ if (PRVM_serverfunction(SV_OnEntityPostSpawnFunction))
+ {
+ // self = ent
+ PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(ent);
+ PRVM_ExecuteProgram (PRVM_serverfunction(SV_OnEntityPostSpawnFunction), "QC function SV_OnEntityPostSpawnFunction is missing");
+ }
+
+ spawned++;
+ if (ent->priv.required->free)
+ died++;
+ }
+
+ Con_DPrintf("%s: %i new entities parsed, %i new inhibited, %i (%i new) spawned (whereas %i removed self, %i stayed)\n", PRVM_NAME, parsed, inhibited, prog->num_edicts, spawned, died, spawned - died);
+
+ prvm_reuseedicts_always_allow = 0;
+}
+
+void PRVM_FindOffsets(void)
+{
+ // field and global searches use -1 for NULL
+ memset(&prog->fieldoffsets, -1, sizeof(prog->fieldoffsets));
+ memset(&prog->globaloffsets, -1, sizeof(prog->globaloffsets));
+ // function searches use 0 for NULL
+ memset(&prog->funcoffsets, 0, sizeof(prog->funcoffsets));
+#define PRVM_DECLARE_serverglobalfloat(x)
+#define PRVM_DECLARE_serverglobalvector(x)
+#define PRVM_DECLARE_serverglobalstring(x)
+#define PRVM_DECLARE_serverglobaledict(x)
+#define PRVM_DECLARE_serverglobalfunction(x)
+#define PRVM_DECLARE_clientglobalfloat(x)
+#define PRVM_DECLARE_clientglobalvector(x)
+#define PRVM_DECLARE_clientglobalstring(x)
+#define PRVM_DECLARE_clientglobaledict(x)
+#define PRVM_DECLARE_clientglobalfunction(x)
+#define PRVM_DECLARE_menuglobalfloat(x)
+#define PRVM_DECLARE_menuglobalvector(x)
+#define PRVM_DECLARE_menuglobalstring(x)
+#define PRVM_DECLARE_menuglobaledict(x)
+#define PRVM_DECLARE_menuglobalfunction(x)
+#define PRVM_DECLARE_serverfieldfloat(x)
+#define PRVM_DECLARE_serverfieldvector(x)
+#define PRVM_DECLARE_serverfieldstring(x)
+#define PRVM_DECLARE_serverfieldedict(x)
+#define PRVM_DECLARE_serverfieldfunction(x)
+#define PRVM_DECLARE_clientfieldfloat(x)
+#define PRVM_DECLARE_clientfieldvector(x)
+#define PRVM_DECLARE_clientfieldstring(x)
+#define PRVM_DECLARE_clientfieldedict(x)
+#define PRVM_DECLARE_clientfieldfunction(x)
+#define PRVM_DECLARE_menufieldfloat(x)
+#define PRVM_DECLARE_menufieldvector(x)
+#define PRVM_DECLARE_menufieldstring(x)
+#define PRVM_DECLARE_menufieldedict(x)
+#define PRVM_DECLARE_menufieldfunction(x)
+#define PRVM_DECLARE_serverfunction(x)
+#define PRVM_DECLARE_clientfunction(x)
+#define PRVM_DECLARE_menufunction(x)
+#define PRVM_DECLARE_field(x) prog->fieldoffsets.x = PRVM_ED_FindFieldOffset(#x);
+#define PRVM_DECLARE_global(x) prog->globaloffsets.x = PRVM_ED_FindGlobalOffset(#x);
+#define PRVM_DECLARE_function(x) prog->funcoffsets.x = PRVM_ED_FindFunctionOffset(#x);
+#include "prvm_offsets.h"
+#undef PRVM_DECLARE_serverglobalfloat
+#undef PRVM_DECLARE_serverglobalvector
+#undef PRVM_DECLARE_serverglobalstring
+#undef PRVM_DECLARE_serverglobaledict
+#undef PRVM_DECLARE_serverglobalfunction
+#undef PRVM_DECLARE_clientglobalfloat
+#undef PRVM_DECLARE_clientglobalvector
+#undef PRVM_DECLARE_clientglobalstring
+#undef PRVM_DECLARE_clientglobaledict
+#undef PRVM_DECLARE_clientglobalfunction
+#undef PRVM_DECLARE_menuglobalfloat
+#undef PRVM_DECLARE_menuglobalvector
+#undef PRVM_DECLARE_menuglobalstring
+#undef PRVM_DECLARE_menuglobaledict
+#undef PRVM_DECLARE_menuglobalfunction
+#undef PRVM_DECLARE_serverfieldfloat
+#undef PRVM_DECLARE_serverfieldvector
+#undef PRVM_DECLARE_serverfieldstring
+#undef PRVM_DECLARE_serverfieldedict
+#undef PRVM_DECLARE_serverfieldfunction
+#undef PRVM_DECLARE_clientfieldfloat
+#undef PRVM_DECLARE_clientfieldvector
+#undef PRVM_DECLARE_clientfieldstring
+#undef PRVM_DECLARE_clientfieldedict
+#undef PRVM_DECLARE_clientfieldfunction
+#undef PRVM_DECLARE_menufieldfloat
+#undef PRVM_DECLARE_menufieldvector
+#undef PRVM_DECLARE_menufieldstring
+#undef PRVM_DECLARE_menufieldedict
+#undef PRVM_DECLARE_menufieldfunction
+#undef PRVM_DECLARE_serverfunction
+#undef PRVM_DECLARE_clientfunction
+#undef PRVM_DECLARE_menufunction
+#undef PRVM_DECLARE_field
+#undef PRVM_DECLARE_global
+#undef PRVM_DECLARE_function
+}
+
+// not used
+/*
+typedef struct dpfield_s
+{
+ int type;
+ char *string;
+}
+dpfield_t;
+
+#define DPFIELDS (sizeof(dpfields) / sizeof(dpfield_t))
+
+dpfield_t dpfields[] =
+{
+};
+*/
+
+/*
+===============
+PRVM_ResetProg
+===============
+*/
+
+#define PO_HASHSIZE 16384
+typedef struct po_string_s
+{
+ char *key, *value;
+ struct po_string_s *nextonhashchain;
+}
+po_string_t;
+typedef struct po_s
+{
+ po_string_t *hashtable[PO_HASHSIZE];
+}
+po_t;
+void PRVM_PO_UnparseString(char *out, const char *in, size_t outsize)
+{
+ for(;;)
+ {
+ switch(*in)
+ {
+ case 0:
+ *out++ = 0;
+ return;
+ case '\a': if(outsize >= 2) { *out++ = '\\'; *out++ = 'a'; outsize -= 2; } break;
+ case '\b': if(outsize >= 2) { *out++ = '\\'; *out++ = 'b'; outsize -= 2; } break;
+ case '\t': if(outsize >= 2) { *out++ = '\\'; *out++ = 't'; outsize -= 2; } break;
+ case '\r': if(outsize >= 2) { *out++ = '\\'; *out++ = 'r'; outsize -= 2; } break;
+ case '\n': if(outsize >= 2) { *out++ = '\\'; *out++ = 'n'; outsize -= 2; } break;
+ case '\\': if(outsize >= 2) { *out++ = '\\'; *out++ = '\\'; outsize -= 2; } break;
+ case '"': if(outsize >= 2) { *out++ = '\\'; *out++ = '"'; outsize -= 2; } break;
+ default:
+ if(*in >= 0 && *in <= 0x1F)
+ {
+ if(outsize >= 4)
+ {
+ *out++ = '\\';
+ *out++ = '0' + ((*in & 0700) >> 6);
+ *out++ = '0' + ((*in & 0070) >> 3);
+ *out++ = '0' + ((*in & 0007));
+ outsize -= 4;
+ }
+ }
+ else
+ {
+ if(outsize >= 1)
+ {
+ *out++ = *in;
+ outsize -= 1;
+ }
+ }
+ break;
+ }
+ ++in;
+ }
+}
+void PRVM_PO_ParseString(char *out, const char *in, size_t outsize)
+{
+ for(;;)
+ {
+ switch(*in)
+ {
+ case 0:
+ *out++ = 0;
+ return;
+ case '\\':
+ ++in;
+ switch(*in)
+ {
+ case 'a': if(outsize > 0) { *out++ = '\a'; --outsize; } break;
+ case 'b': if(outsize > 0) { *out++ = '\b'; --outsize; } break;
+ case 't': if(outsize > 0) { *out++ = '\t'; --outsize; } break;
+ case 'r': if(outsize > 0) { *out++ = '\r'; --outsize; } break;
+ case 'n': if(outsize > 0) { *out++ = '\n'; --outsize; } break;
+ case '\\': if(outsize > 0) { *out++ = '\\'; --outsize; } break;
+ case '"': if(outsize > 0) { *out++ = '"'; --outsize; } break;
+ case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7':
+ if(outsize > 0)
+ *out = *in - '0';
+ ++in;
+ if(*in >= '0' && *in <= '7')
+ {
+ if(outsize > 0)
+ *out = (*out << 3) | (*in - '0');
+ ++in;
+ }
+ if(*in >= '0' && *in <= '7')
+ {
+ if(outsize > 0)
+ *out = (*out << 3) | (*in - '0');
+ ++in;
+ }
+ --in;
+ if(outsize > 0)
+ {
+ ++out;
+ --outsize;
+ }
+ break;
+ default:
+ if(outsize > 0) { *out++ = *in; --outsize; }
+ break;
+ }
+ break;
+ default:
+ if(outsize > 0)
+ {
+ *out++ = *in;
+ --outsize;
+ }
+ break;
+ }
+ ++in;
+ }
+}
+po_t *PRVM_PO_Load(const char *filename, mempool_t *pool)
+{
+ po_t *po;
+ const char *p, *q;
+ int mode;
+ char inbuf[MAX_INPUTLINE];
+ char decodedbuf[MAX_INPUTLINE];
+ size_t decodedpos;
+ int hashindex;
+ po_string_t thisstr;
+ const char *buf = (const char *) FS_LoadFile(filename, pool, true, NULL);
+
+ if(!buf)
+ return NULL;
+
+ memset(&thisstr, 0, sizeof(thisstr)); // hush compiler warning
+
+ po = (po_t *)Mem_Alloc(pool, sizeof(*po));
+ memset(po, 0, sizeof(*po));
+
+ p = buf;
+ while(*p)
+ {
+ if(*p == '#')
+ {
+ // skip to newline
+ p = strchr(p, '\n');
+ if(!p)
+ break;
+ ++p;
+ continue;
+ }
+ if(*p == '\r' || *p == '\n')
+ {
+ ++p;
+ continue;
+ }
+ if(!strncmp(p, "msgid \"", 7))
+ {
+ mode = 0;
+ p += 6;
+ }
+ else if(!strncmp(p, "msgstr \"", 8))
+ {
+ mode = 1;
+ p += 7;
+ }
+ else
+ {
+ p = strchr(p, '\n');
+ if(!p)
+ break;
+ ++p;
+ continue;
+ }
+ decodedpos = 0;
+ while(*p == '"')
+ {
+ ++p;
+ q = strchr(p, '\n');
+ if(!q)
+ break;
+ if(*(q-1) == '\r')
+ --q;
+ if(*(q-1) != '"')
+ break;
+ if((size_t)(q - p) >= (size_t) sizeof(inbuf))
+ break;
+ strlcpy(inbuf, p, q - p); // not - 1, because this adds a NUL
+ PRVM_PO_ParseString(decodedbuf + decodedpos, inbuf, sizeof(decodedbuf) - decodedpos);
+ decodedpos += strlen(decodedbuf + decodedpos);
+ if(*q == '\r')
+ ++q;
+ if(*q == '\n')
+ ++q;
+ p = q;
+ }
+ if(mode == 0)
+ {
+ if(thisstr.key)
+ Mem_Free(thisstr.key);
+ thisstr.key = (char *)Mem_Alloc(pool, decodedpos + 1);
+ memcpy(thisstr.key, decodedbuf, decodedpos + 1);
+ }
+ else if(decodedpos > 0 && thisstr.key) // skip empty translation results
+ {
+ thisstr.value = (char *)Mem_Alloc(pool, decodedpos + 1);
+ memcpy(thisstr.value, decodedbuf, decodedpos + 1);
+ hashindex = CRC_Block((const unsigned char *) thisstr.key, strlen(thisstr.key)) % PO_HASHSIZE;
+ thisstr.nextonhashchain = po->hashtable[hashindex];
+ po->hashtable[hashindex] = (po_string_t *)Mem_Alloc(pool, sizeof(thisstr));
+ memcpy(po->hashtable[hashindex], &thisstr, sizeof(thisstr));
+ memset(&thisstr, 0, sizeof(thisstr));
+ }
+ }
+
+ Mem_Free((char *) buf);
+ return po;
+}
+const char *PRVM_PO_Lookup(po_t *po, const char *str)
+{
+ int hashindex = CRC_Block((const unsigned char *) str, strlen(str)) % PO_HASHSIZE;
+ po_string_t *p = po->hashtable[hashindex];
+ while(p)
+ {
+ if(!strcmp(str, p->key))
+ return p->value;
+ p = p->nextonhashchain;
+ }
+ return NULL;
+}
+void PRVM_PO_Destroy(po_t *po)
+{
+ int i;
+ for(i = 0; i < PO_HASHSIZE; ++i)
+ {
+ po_string_t *p = po->hashtable[i];
+ while(p)
+ {
+ po_string_t *q = p;
+ p = p->nextonhashchain;
+ Mem_Free(q->key);
+ Mem_Free(q->value);
+ Mem_Free(q);
+ }
+ }
+ Mem_Free(po);
+}
+
+void PRVM_LeakTest(void);
+void PRVM_ResetProg(void)
+{
+ PRVM_LeakTest();
+ PRVM_GCALL(reset_cmd)();
+ Mem_FreePool(&prog->progs_mempool);
+ if(prog->po)
+ PRVM_PO_Destroy((po_t *) prog->po);
+ memset(prog,0,sizeof(prvm_prog_t));
+ prog->starttime = Sys_DoubleTime();
+}
+
+/*
+===============
+PRVM_LoadLNO
+===============
+*/
+void PRVM_LoadLNO( const char *progname ) {
+ fs_offset_t filesize;
+ unsigned char *lno;
+ unsigned int *header;
+ char filename[512];
+
+ FS_StripExtension( progname, filename, sizeof( filename ) );
+ strlcat( filename, ".lno", sizeof( filename ) );
+
+ lno = FS_LoadFile( filename, tempmempool, false, &filesize );
+ if( !lno ) {
+ return;
+ }
+
+/*
+<Spike> SafeWrite (h, &lnotype, sizeof(int));
+<Spike> SafeWrite (h, &version, sizeof(int));
+<Spike> SafeWrite (h, &numglobaldefs, sizeof(int));
+<Spike> SafeWrite (h, &numpr_globals, sizeof(int));
+<Spike> SafeWrite (h, &numfielddefs, sizeof(int));
+<Spike> SafeWrite (h, &numstatements, sizeof(int));
+<Spike> SafeWrite (h, statement_linenums, numstatements*sizeof(int));
+*/
+ if ((unsigned int)filesize < (6 + prog->progs_numstatements) * sizeof(int))
+ {
+ Mem_Free(lno);
+ return;
+ }
+
+ header = (unsigned int *) lno;
+ if( header[ 0 ] == *(unsigned int *) "LNOF" &&
+ LittleLong( header[ 1 ] ) == 1 &&
+ (unsigned int)LittleLong( header[ 2 ] ) == (unsigned int)prog->progs_numglobaldefs &&
+ (unsigned int)LittleLong( header[ 3 ] ) == (unsigned int)prog->progs_numglobals &&
+ (unsigned int)LittleLong( header[ 4 ] ) == (unsigned int)prog->progs_numfielddefs &&
+ (unsigned int)LittleLong( header[ 5 ] ) == (unsigned int)prog->progs_numstatements )
+ {
+ prog->statement_linenums = (int *)Mem_Alloc(prog->progs_mempool, prog->progs_numstatements * sizeof( int ) );
+ memcpy( prog->statement_linenums, (int *) lno + 6, prog->progs_numstatements * sizeof( int ) );
+ }
+ Mem_Free( lno );
+}
+
+/*
+===============
+PRVM_LoadProgs
+===============
+*/
+void PRVM_LoadProgs (const char * filename, int numrequiredfunc, const char **required_func, int numrequiredfields, prvm_required_field_t *required_field, int numrequiredglobals, prvm_required_field_t *required_global)
+{
+ int i;
+ dprograms_t *dprograms;
+ dstatement_t *instatements;
+ ddef_t *infielddefs;
+ ddef_t *inglobaldefs;
+ float *inglobals;
+ dfunction_t *infunctions;
+ char *instrings;
+ fs_offset_t filesize;
+ int requiredglobalspace;
+ opcode_t op;
+ int a;
+ int b;
+ int c;
+
+ if (prog->loaded)
+ PRVM_ERROR ("PRVM_LoadProgs: there is already a %s program loaded!", PRVM_NAME );
+
+ dprograms = (dprograms_t *)FS_LoadFile (filename, prog->progs_mempool, false, &filesize);
+ if (dprograms == NULL || filesize < (fs_offset_t)sizeof(dprograms_t))
+ PRVM_ERROR ("PRVM_LoadProgs: couldn't load %s for %s", filename, PRVM_NAME);
+ // TODO bounds check header fields (e.g. numstatements), they must never go behind end of file
+
+ Con_DPrintf("%s programs occupy %iK.\n", PRVM_NAME, (int)(filesize/1024));
+
+ requiredglobalspace = 0;
+ for (i = 0;i < numrequiredglobals;i++)
+ requiredglobalspace += required_global[i].type == ev_vector ? 3 : 1;
+
+ prog->filecrc = CRC_Block((unsigned char *)dprograms, filesize);
+
+// byte swap the header
+ prog->progs_version = LittleLong(dprograms->version);
+ prog->progs_crc = LittleLong(dprograms->crc);
+ if (prog->progs_version != PROG_VERSION)
+ PRVM_ERROR ("%s: %s has wrong version number (%i should be %i)", PRVM_NAME, filename, prog->progs_version, PROG_VERSION);
+ instatements = (dstatement_t *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_statements));
+ prog->progs_numstatements = LittleLong(dprograms->numstatements);
+ inglobaldefs = (ddef_t *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_globaldefs));
+ prog->progs_numglobaldefs = LittleLong(dprograms->numglobaldefs);
+ infielddefs = (ddef_t *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_fielddefs));
+ prog->progs_numfielddefs = LittleLong(dprograms->numfielddefs);
+ infunctions = (dfunction_t *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_functions));
+ prog->progs_numfunctions = LittleLong(dprograms->numfunctions);
+ instrings = (char *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_strings));
+ prog->progs_numstrings = LittleLong(dprograms->numstrings);
+ inglobals = (float *)((unsigned char *)dprograms + LittleLong(dprograms->ofs_globals));
+ prog->progs_numglobals = LittleLong(dprograms->numglobals);
+ prog->progs_entityfields = LittleLong(dprograms->entityfields);
+
+ prog->numstatements = prog->progs_numstatements;
+ prog->numglobaldefs = prog->progs_numglobaldefs;
+ prog->numfielddefs = prog->progs_numfielddefs;
+ prog->numfunctions = prog->progs_numfunctions;
+ prog->numstrings = prog->progs_numstrings;
+ prog->numglobals = prog->progs_numglobals;
+ prog->entityfields = prog->progs_entityfields;
+
+ if (LittleLong(dprograms->ofs_strings) + prog->progs_numstrings >= (int)filesize)
+ PRVM_ERROR ("%s: %s strings go past end of file", PRVM_NAME, filename);
+ prog->strings = (char *)Mem_Alloc(prog->progs_mempool, prog->progs_numstrings);
+ memcpy(prog->strings, instrings, prog->progs_numstrings);
+ prog->stringssize = prog->progs_numstrings;
+
+ prog->numknownstrings = 0;
+ prog->maxknownstrings = 0;
+ prog->knownstrings = NULL;
+ prog->knownstrings_freeable = NULL;
+
+ Mem_ExpandableArray_NewArray(&prog->stringbuffersarray, prog->progs_mempool, sizeof(prvm_stringbuffer_t), 64);
+
+ // we need to expand the globaldefs and fielddefs to include engine defs
+ prog->globaldefs = (ddef_t *)Mem_Alloc(prog->progs_mempool, (prog->progs_numglobaldefs + numrequiredglobals) * sizeof(ddef_t));
+ prog->globals.generic = (float *)Mem_Alloc(prog->progs_mempool, (prog->progs_numglobals + requiredglobalspace) * sizeof(float));
+ prog->fielddefs = (ddef_t *)Mem_Alloc(prog->progs_mempool, (prog->progs_numfielddefs + numrequiredfields) * sizeof(ddef_t));
+ // we need to convert the statements to our memory format
+ prog->statements = (mstatement_t *)Mem_Alloc(prog->progs_mempool, prog->progs_numstatements * sizeof(mstatement_t));
+ // allocate space for profiling statement usage
+ prog->statement_profile = (double *)Mem_Alloc(prog->progs_mempool, prog->progs_numstatements * sizeof(*prog->statement_profile));
+ // functions need to be converted to the memory format
+ prog->functions = (mfunction_t *)Mem_Alloc(prog->progs_mempool, sizeof(mfunction_t) * prog->progs_numfunctions);
+
+ for (i = 0;i < prog->progs_numfunctions;i++)
+ {
+ prog->functions[i].first_statement = LittleLong(infunctions[i].first_statement);
+ prog->functions[i].parm_start = LittleLong(infunctions[i].parm_start);
+ prog->functions[i].s_name = LittleLong(infunctions[i].s_name);
+ prog->functions[i].s_file = LittleLong(infunctions[i].s_file);
+ prog->functions[i].numparms = LittleLong(infunctions[i].numparms);
+ prog->functions[i].locals = LittleLong(infunctions[i].locals);
+ memcpy(prog->functions[i].parm_size, infunctions[i].parm_size, sizeof(infunctions[i].parm_size));
+ if(prog->functions[i].first_statement >= prog->numstatements)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds function statement (function %d) in %s", i, PRVM_NAME);
+ // TODO bounds check parm_start, s_name, s_file, numparms, locals, parm_size
+ }
+
+ // copy the globaldefs to the new globaldefs list
+ for (i=0 ; i<prog->numglobaldefs ; i++)
+ {
+ prog->globaldefs[i].type = LittleShort(inglobaldefs[i].type);
+ prog->globaldefs[i].ofs = LittleShort(inglobaldefs[i].ofs);
+ prog->globaldefs[i].s_name = LittleLong(inglobaldefs[i].s_name);
+ // TODO bounds check ofs, s_name
+ }
+
+ // append the required globals
+ for (i = 0;i < numrequiredglobals;i++)
+ {
+ prog->globaldefs[prog->numglobaldefs].type = required_global[i].type;
+ prog->globaldefs[prog->numglobaldefs].ofs = prog->numglobals;
+ prog->globaldefs[prog->numglobaldefs].s_name = PRVM_SetEngineString(required_global[i].name);
+ if (prog->globaldefs[prog->numglobaldefs].type == ev_vector)
+ prog->numglobals += 3;
+ else
+ prog->numglobals++;
+ prog->numglobaldefs++;
+ }
+
+ // copy the progs fields to the new fields list
+ for (i = 0;i < prog->numfielddefs;i++)
+ {
+ prog->fielddefs[i].type = LittleShort(infielddefs[i].type);
+ if (prog->fielddefs[i].type & DEF_SAVEGLOBAL)
+ PRVM_ERROR ("PRVM_LoadProgs: prog->fielddefs[i].type & DEF_SAVEGLOBAL in %s", PRVM_NAME);
+ prog->fielddefs[i].ofs = LittleShort(infielddefs[i].ofs);
+ prog->fielddefs[i].s_name = LittleLong(infielddefs[i].s_name);
+ // TODO bounds check ofs, s_name
+ }
+
+ // append the required fields
+ for (i = 0;i < numrequiredfields;i++)
+ {
+ prog->fielddefs[prog->numfielddefs].type = required_field[i].type;
+ prog->fielddefs[prog->numfielddefs].ofs = prog->entityfields;
+ prog->fielddefs[prog->numfielddefs].s_name = PRVM_SetEngineString(required_field[i].name);
+ if (prog->fielddefs[prog->numfielddefs].type == ev_vector)
+ prog->entityfields += 3;
+ else
+ prog->entityfields++;
+ prog->numfielddefs++;
+ }
+
+ // LordHavoc: TODO: reorder globals to match engine struct
+ // LordHavoc: TODO: reorder fields to match engine struct
+#define remapglobal(index) (index)
+#define remapfield(index) (index)
+
+ // copy globals
+ for (i = 0;i < prog->progs_numglobals;i++)
+ ((int *)prog->globals.generic)[remapglobal(i)] = LittleLong(((int *)inglobals)[i]);
+
+ // LordHavoc: TODO: support 32bit progs statement formats
+ // copy, remap globals in statements, bounds check
+ for (i = 0;i < prog->progs_numstatements;i++)
+ {
+ op = (opcode_t)LittleShort(instatements[i].op);
+ a = (unsigned short)LittleShort(instatements[i].a);
+ b = (unsigned short)LittleShort(instatements[i].b);
+ c = (unsigned short)LittleShort(instatements[i].c);
+ switch (op)
+ {
+ case OP_IF:
+ case OP_IFNOT:
+ b = (short)b;
+ if (a >= prog->progs_numglobals || b + i < 0 || b + i >= prog->progs_numstatements)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds IF/IFNOT (statement %d) in %s", i, PRVM_NAME);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = remapglobal(a);
+ prog->statements[i].operand[1] = -1;
+ prog->statements[i].operand[2] = -1;
+ prog->statements[i].jumpabsolute = i + b;
+ break;
+ case OP_GOTO:
+ a = (short)a;
+ if (a + i < 0 || a + i >= prog->progs_numstatements)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds GOTO (statement %d) in %s", i, PRVM_NAME);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = -1;
+ prog->statements[i].operand[1] = -1;
+ prog->statements[i].operand[2] = -1;
+ prog->statements[i].jumpabsolute = i + a;
+ break;
+ default:
+ Con_DPrintf("PRVM_LoadProgs: unknown opcode %d at statement %d in %s\n", (int)op, i, PRVM_NAME);
+ // global global global
+ case OP_ADD_F:
+ case OP_ADD_V:
+ case OP_SUB_F:
+ case OP_SUB_V:
+ case OP_MUL_F:
+ case OP_MUL_V:
+ case OP_MUL_FV:
+ case OP_MUL_VF:
+ case OP_DIV_F:
+ case OP_BITAND:
+ case OP_BITOR:
+ case OP_GE:
+ case OP_LE:
+ case OP_GT:
+ case OP_LT:
+ case OP_AND:
+ case OP_OR:
+ case OP_EQ_F:
+ case OP_EQ_V:
+ case OP_EQ_S:
+ case OP_EQ_E:
+ case OP_EQ_FNC:
+ case OP_NE_F:
+ case OP_NE_V:
+ case OP_NE_S:
+ case OP_NE_E:
+ case OP_NE_FNC:
+ case OP_ADDRESS:
+ case OP_LOAD_F:
+ case OP_LOAD_FLD:
+ case OP_LOAD_ENT:
+ case OP_LOAD_S:
+ case OP_LOAD_FNC:
+ case OP_LOAD_V:
+ if (a >= prog->progs_numglobals || b >= prog->progs_numglobals || c >= prog->progs_numglobals)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds global index (statement %d)", i);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = remapglobal(a);
+ prog->statements[i].operand[1] = remapglobal(b);
+ prog->statements[i].operand[2] = remapglobal(c);
+ prog->statements[i].jumpabsolute = -1;
+ break;
+ // global none global
+ case OP_NOT_F:
+ case OP_NOT_V:
+ case OP_NOT_S:
+ case OP_NOT_FNC:
+ case OP_NOT_ENT:
+ if (a >= prog->progs_numglobals || c >= prog->progs_numglobals)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds global index (statement %d) in %s", i, PRVM_NAME);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = remapglobal(a);
+ prog->statements[i].operand[1] = -1;
+ prog->statements[i].operand[2] = remapglobal(c);
+ prog->statements[i].jumpabsolute = -1;
+ break;
+ // 2 globals
+ case OP_STOREP_F:
+ case OP_STOREP_ENT:
+ case OP_STOREP_FLD:
+ case OP_STOREP_S:
+ case OP_STOREP_FNC:
+ case OP_STORE_F:
+ case OP_STORE_ENT:
+ case OP_STORE_FLD:
+ case OP_STORE_S:
+ case OP_STORE_FNC:
+ case OP_STATE:
+ case OP_STOREP_V:
+ case OP_STORE_V:
+ if (a >= prog->progs_numglobals || b >= prog->progs_numglobals)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds global index (statement %d) in %s", i, PRVM_NAME);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = remapglobal(a);
+ prog->statements[i].operand[1] = remapglobal(b);
+ prog->statements[i].operand[2] = -1;
+ prog->statements[i].jumpabsolute = -1;
+ break;
+ // 1 global
+ case OP_CALL0:
+ case OP_CALL1:
+ case OP_CALL2:
+ case OP_CALL3:
+ case OP_CALL4:
+ case OP_CALL5:
+ case OP_CALL6:
+ case OP_CALL7:
+ case OP_CALL8:
+ case OP_DONE:
+ case OP_RETURN:
+ if ( a >= prog->progs_numglobals)
+ PRVM_ERROR("PRVM_LoadProgs: out of bounds global index (statement %d) in %s", i, PRVM_NAME);
+ prog->statements[i].op = op;
+ prog->statements[i].operand[0] = remapglobal(a);
+ prog->statements[i].operand[1] = -1;
+ prog->statements[i].operand[2] = -1;
+ prog->statements[i].jumpabsolute = -1;
+ break;
+ }
+ }
+ if(prog->numstatements < 1)
+ {
+ PRVM_ERROR("PRVM_LoadProgs: empty program in %s", PRVM_NAME);
+ }
+ else switch(prog->statements[prog->numstatements - 1].op)
+ {
+ case OP_RETURN:
+ case OP_GOTO:
+ case OP_DONE:
+ break;
+ default:
+ PRVM_ERROR("PRVM_LoadProgs: program may fall off the edge (does not end with RETURN, GOTO or DONE) in %s", PRVM_NAME);
+ break;
+ }
+
+ // we're done with the file now
+ Mem_Free(dprograms);
+ dprograms = NULL;
+
+ // check required functions
+ for(i=0 ; i < numrequiredfunc ; i++)
+ if(PRVM_ED_FindFunction(required_func[i]) == 0)
+ PRVM_ERROR("%s: %s not found in %s",PRVM_NAME, required_func[i], filename);
+
+ PRVM_LoadLNO(filename);
+
+ PRVM_Init_Exec();
+
+ if(*prvm_language.string)
+ // in CSQC we really shouldn't be able to change how stuff works... sorry for now
+ // later idea: include a list of authorized .po file checksums with the csprogs
+ {
+ qboolean deftrans = !!strcmp(PRVM_NAME, "client");
+ const char *realfilename = (strcmp(PRVM_NAME, "client") ? filename : csqc_progname.string);
+ if(deftrans) // once we have dotranslate_ strings, ALWAYS use the opt-in method!
+ {
+ for (i=0 ; i<prog->numglobaldefs ; i++)
+ {
+ const char *name;
+ name = PRVM_GetString(prog->globaldefs[i].s_name);
+ if((prog->globaldefs[i].type & ~DEF_SAVEGLOBAL) == ev_string)
+ if(name && !strncmp(name, "dotranslate_", 12))
+ {
+ deftrans = false;
+ break;
+ }
+ }
+ }
+ if(!strcmp(prvm_language.string, "dump"))
+ {
+ qfile_t *f = FS_OpenRealFile(va("%s.pot", realfilename), "w", false);
+ Con_Printf("Dumping to %s.pot\n", realfilename);
+ if(f)
+ {
+ for (i=0 ; i<prog->numglobaldefs ; i++)
+ {
+ const char *name;
+ name = PRVM_GetString(prog->globaldefs[i].s_name);
+ if(deftrans ? (!name || strncmp(name, "notranslate_", 12)) : (name && !strncmp(name, "dotranslate_", 12)))
+ if((prog->globaldefs[i].type & ~DEF_SAVEGLOBAL) == ev_string)
+ {
+ prvm_eval_t *val = PRVM_GLOBALFIELDVALUE(prog->globaldefs[i].ofs);
+ const char *value = PRVM_GetString(val->string);
+ if(*value)
+ {
+ char buf[MAX_INPUTLINE];
+ PRVM_PO_UnparseString(buf, value, sizeof(buf));
+ FS_Printf(f, "msgid \"%s\"\nmsgstr \"\"\n\n", buf);
+ }
+ }
+ }
+ FS_Close(f);
+ }
+ }
+ else
+ {
+ po_t *po = PRVM_PO_Load(va("%s.%s.po", realfilename, prvm_language.string), prog->progs_mempool);
+ if(po)
+ {
+ for (i=0 ; i<prog->numglobaldefs ; i++)
+ {
+ const char *name;
+ name = PRVM_GetString(prog->globaldefs[i].s_name);
+ if(deftrans ? (!name || strncmp(name, "notranslate_", 12)) : (name && !strncmp(name, "dotranslate_", 12)))
+ if((prog->globaldefs[i].type & ~DEF_SAVEGLOBAL) == ev_string)
+ {
+ prvm_eval_t *val = PRVM_GLOBALFIELDVALUE(prog->globaldefs[i].ofs);
+ const char *value = PRVM_GetString(val->string);
+ if(*value)
+ {
+ value = PRVM_PO_Lookup(po, value);
+ if(value)
+ val->string = PRVM_SetEngineString(value);
+ }
+ }
+ }
+ }
+ }
+ }
+
+ for (i=0 ; i<prog->numglobaldefs ; i++)
+ {
+ const char *name;
+ name = PRVM_GetString(prog->globaldefs[i].s_name);
+ //Con_Printf("found var %s\n", name);
+ if(name
+ && !strncmp(name, "autocvar_", 9)
+ && !(strlen(name) > 1 && name[strlen(name)-2] == '_' && (name[strlen(name)-1] == 'x' || name[strlen(name)-1] == 'y' || name[strlen(name)-1] == 'z'))
+ )
+ {
+ prvm_eval_t *val = PRVM_GLOBALFIELDVALUE(prog->globaldefs[i].ofs);
+ cvar_t *cvar = Cvar_FindVar(name + 9);
+ //Con_Printf("PRVM_LoadProgs: autocvar global %s in %s, processing...\n", name, PRVM_NAME);
+ if(!cvar)
+ {
+ const char *value;
+ char buf[64];
+ Con_DPrintf("PRVM_LoadProgs: no cvar for autocvar global %s in %s, creating...\n", name, PRVM_NAME);
+ switch(prog->globaldefs[i].type & ~DEF_SAVEGLOBAL)
+ {
+ case ev_float:
+ if((float)((int)(val->_float)) == val->_float)
+ dpsnprintf(buf, sizeof(buf), "%i", (int)(val->_float));
+ else
+ dpsnprintf(buf, sizeof(buf), "%.9g", val->_float);
+ value = buf;
+ break;
+ case ev_vector:
+ dpsnprintf(buf, sizeof(buf), "%.9g %.9g %.9g", val->vector[0], val->vector[1], val->vector[2]); value = buf;
+ break;
+ case ev_string:
+ value = PRVM_GetString(val->string);
+ break;
+ default:
+ Con_Printf("PRVM_LoadProgs: invalid type of autocvar global %s in %s\n", name, PRVM_NAME);
+ goto fail;
+ }
+ cvar = Cvar_Get(name + 9, value, 0, NULL);
+ if((prog->globaldefs[i].type & ~DEF_SAVEGLOBAL) == ev_string)
+ {
+ val->string = PRVM_SetEngineString(cvar->string);
+ cvar->globaldefindex_stringno[prog - prog_list] = val->string;
+ }
+ if(!cvar)
+ PRVM_ERROR("PRVM_LoadProgs: could not create cvar for autocvar global %s in %s", name, PRVM_NAME);
+ cvar->globaldefindex_progid[prog - prog_list] = prog->id;
+ cvar->globaldefindex[prog - prog_list] = i;
+ }
+ else if((cvar->flags & CVAR_PRIVATE) == 0)
+ {
+ // MUST BE SYNCED WITH cvar.c Cvar_Set
+ int j;
+ const char *s;
+ switch(prog->globaldefs[i].type & ~DEF_SAVEGLOBAL)
+ {
+ case ev_float:
+ val->_float = cvar->value;
+ break;
+ case ev_vector:
+ s = cvar->string;
+ VectorClear(val->vector);
+ for (j = 0;j < 3;j++)
+ {
+ while (*s && ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ val->vector[j] = atof(s);
+ while (!ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ }
+ break;
+ case ev_string:
+ val->string = PRVM_SetEngineString(cvar->string);
+ cvar->globaldefindex_stringno[prog - prog_list] = val->string;
+ break;
+ default:
+ Con_Printf("PRVM_LoadProgs: invalid type of autocvar global %s in %s\n", name, PRVM_NAME);
+ goto fail;
+ }
+ cvar->globaldefindex_progid[prog - prog_list] = prog->id;
+ cvar->globaldefindex[prog - prog_list] = i;
+ }
+ else
+ Con_Printf("PRVM_LoadProgs: private cvar for autocvar global %s in %s\n", name, PRVM_NAME);
+ }
+fail:
+ ;
+ }
+
+ prog->loaded = TRUE;
+
+ // set flags & ddef_ts in prog
+
+ prog->flag = 0;
+
+ PRVM_FindOffsets();
+
+ PRVM_GCALL(init_cmd)();
+
+ // init mempools
+ PRVM_MEM_Alloc();
+}
+
+
+void PRVM_Fields_f (void)
+{
+ int i, j, ednum, used, usedamount;
+ int *counts;
+ char tempstring[MAX_INPUTLINE], tempstring2[260];
+ const char *name;
+ prvm_edict_t *ed;
+ ddef_t *d;
+ int *v;
+
+ // TODO
+ /*
+ if (!sv.active)
+ {
+ Con_Print("no progs loaded\n");
+ return;
+ }
+ */
+
+ if(Cmd_Argc() != 2)
+ {
+ Con_Print("prvm_fields <program name>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString(Cmd_Argv(1)))
+ return;
+
+ counts = (int *)Mem_Alloc(tempmempool, prog->numfielddefs * sizeof(int));
+ for (ednum = 0;ednum < prog->max_edicts;ednum++)
+ {
+ ed = PRVM_EDICT_NUM(ednum);
+ if (ed->priv.required->free)
+ continue;
+ for (i = 1;i < prog->numfielddefs;i++)
+ {
+ d = &prog->fielddefs[i];
+ name = PRVM_GetString(d->s_name);
+ if (name[strlen(name)-2] == '_')
+ continue; // skip _x, _y, _z vars
+ v = (int *)(ed->fields.vp + d->ofs);
+ // if the value is still all 0, skip the field
+ for (j = 0;j < prvm_type_size[d->type & ~DEF_SAVEGLOBAL];j++)
+ {
+ if (v[j])
+ {
+ counts[i]++;
+ break;
+ }
+ }
+ }
+ }
+ used = 0;
+ usedamount = 0;
+ tempstring[0] = 0;
+ for (i = 0;i < prog->numfielddefs;i++)
+ {
+ d = &prog->fielddefs[i];
+ name = PRVM_GetString(d->s_name);
+ if (name[strlen(name)-2] == '_')
+ continue; // skip _x, _y, _z vars
+ switch(d->type & ~DEF_SAVEGLOBAL)
+ {
+ case ev_string:
+ strlcat(tempstring, "string ", sizeof(tempstring));
+ break;
+ case ev_entity:
+ strlcat(tempstring, "entity ", sizeof(tempstring));
+ break;
+ case ev_function:
+ strlcat(tempstring, "function ", sizeof(tempstring));
+ break;
+ case ev_field:
+ strlcat(tempstring, "field ", sizeof(tempstring));
+ break;
+ case ev_void:
+ strlcat(tempstring, "void ", sizeof(tempstring));
+ break;
+ case ev_float:
+ strlcat(tempstring, "float ", sizeof(tempstring));
+ break;
+ case ev_vector:
+ strlcat(tempstring, "vector ", sizeof(tempstring));
+ break;
+ case ev_pointer:
+ strlcat(tempstring, "pointer ", sizeof(tempstring));
+ break;
+ default:
+ dpsnprintf (tempstring2, sizeof(tempstring2), "bad type %i ", d->type & ~DEF_SAVEGLOBAL);
+ strlcat(tempstring, tempstring2, sizeof(tempstring));
+ break;
+ }
+ if (strlen(name) > sizeof(tempstring2)-4)
+ {
+ memcpy (tempstring2, name, sizeof(tempstring2)-4);
+ tempstring2[sizeof(tempstring2)-4] = tempstring2[sizeof(tempstring2)-3] = tempstring2[sizeof(tempstring2)-2] = '.';
+ tempstring2[sizeof(tempstring2)-1] = 0;
+ name = tempstring2;
+ }
+ strlcat(tempstring, name, sizeof(tempstring));
+ for (j = (int)strlen(name);j < 25;j++)
+ strlcat(tempstring, " ", sizeof(tempstring));
+ dpsnprintf(tempstring2, sizeof(tempstring2), "%5d", counts[i]);
+ strlcat(tempstring, tempstring2, sizeof(tempstring));
+ strlcat(tempstring, "\n", sizeof(tempstring));
+ if (strlen(tempstring) >= sizeof(tempstring)/2)
+ {
+ Con_Print(tempstring);
+ tempstring[0] = 0;
+ }
+ if (counts[i])
+ {
+ used++;
+ usedamount += prvm_type_size[d->type & ~DEF_SAVEGLOBAL];
+ }
+ }
+ Mem_Free(counts);
+ Con_Printf("%s: %i entity fields (%i in use), totalling %i bytes per edict (%i in use), %i edicts allocated, %i bytes total spent on edict fields (%i needed)\n", PRVM_NAME, prog->entityfields, used, prog->entityfields * 4, usedamount * 4, prog->max_edicts, prog->entityfields * 4 * prog->max_edicts, usedamount * 4 * prog->max_edicts);
+
+ PRVM_End;
+}
+
+void PRVM_Globals_f (void)
+{
+ int i;
+ const char *wildcard;
+ int numculled;
+ numculled = 0;
+ // TODO
+ /*if (!sv.active)
+ {
+ Con_Print("no progs loaded\n");
+ return;
+ }*/
+ if(Cmd_Argc () < 2 || Cmd_Argc() > 3)
+ {
+ Con_Print("prvm_globals <program name> <optional name wildcard>\n");
+ return;
+ }
+
+ PRVM_Begin;
+ if(!PRVM_SetProgFromString (Cmd_Argv (1)))
+ return;
+
+ if( Cmd_Argc() == 3)
+ wildcard = Cmd_Argv(2);
+ else
+ wildcard = NULL;
+
+ Con_Printf("%s :", PRVM_NAME);
+
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ if(wildcard)
+ if( !matchpattern( PRVM_GetString(prog->globaldefs[i].s_name), wildcard, 1) )
+ {
+ numculled++;
+ continue;
+ }
+ Con_Printf("%s\n", PRVM_GetString(prog->globaldefs[i].s_name));
+ }
+ Con_Printf("%i global variables, %i culled, totalling %i bytes\n", prog->numglobals, numculled, prog->numglobals * 4);
+
+ PRVM_End;
+}
+
+/*
+===============
+PRVM_Global
+===============
+*/
+void PRVM_Global_f(void)
+{
+ ddef_t *global;
+ if( Cmd_Argc() != 3 ) {
+ Con_Printf( "prvm_global <program name> <global name>\n" );
+ return;
+ }
+
+ PRVM_Begin;
+ if( !PRVM_SetProgFromString( Cmd_Argv(1) ) )
+ return;
+
+ global = PRVM_ED_FindGlobal( Cmd_Argv(2) );
+ if( !global )
+ Con_Printf( "No global '%s' in %s!\n", Cmd_Argv(2), Cmd_Argv(1) );
+ else
+ Con_Printf( "%s: %s\n", Cmd_Argv(2), PRVM_ValueString( (etype_t)global->type, PRVM_GLOBALFIELDVALUE(global->ofs) ) );
+ PRVM_End;
+}
+
+/*
+===============
+PRVM_GlobalSet
+===============
+*/
+void PRVM_GlobalSet_f(void)
+{
+ ddef_t *global;
+ if( Cmd_Argc() != 4 ) {
+ Con_Printf( "prvm_globalset <program name> <global name> <value>\n" );
+ return;
+ }
+
+ PRVM_Begin;
+ if( !PRVM_SetProgFromString( Cmd_Argv(1) ) )
+ return;
+
+ global = PRVM_ED_FindGlobal( Cmd_Argv(2) );
+ if( !global )
+ Con_Printf( "No global '%s' in %s!\n", Cmd_Argv(2), Cmd_Argv(1) );
+ else
+ PRVM_ED_ParseEpair( NULL, global, Cmd_Argv(3), true );
+ PRVM_End;
+}
+
+/*
+===============
+PRVM_Init
+===============
+*/
+void PRVM_Init (void)
+{
+ Cmd_AddCommand ("prvm_edict", PRVM_ED_PrintEdict_f, "print all data about an entity number in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_edicts", PRVM_ED_PrintEdicts_f, "prints all data about all entities in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_edictcount", PRVM_ED_Count_f, "prints number of active entities in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_profile", PRVM_Profile_f, "prints execution statistics about the most used QuakeC functions in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_childprofile", PRVM_ChildProfile_f, "prints execution statistics about the most used QuakeC functions in the selected VM (server, client, menu), sorted by time taken in function with child calls");
+ Cmd_AddCommand ("prvm_callprofile", PRVM_CallProfile_f, "prints execution statistics about the most time consuming QuakeC calls from the engine in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_fields", PRVM_Fields_f, "prints usage statistics on properties (how many entities have non-zero values) in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_globals", PRVM_Globals_f, "prints all global variables in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_global", PRVM_Global_f, "prints value of a specified global variable in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_globalset", PRVM_GlobalSet_f, "sets value of a specified global variable in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_edictset", PRVM_ED_EdictSet_f, "changes value of a specified property of a specified entity in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("prvm_edictget", PRVM_ED_EdictGet_f, "retrieves the value of a specified property of a specified entity in the selected VM (server, client menu) into a cvar or to the console");
+ Cmd_AddCommand ("prvm_globalget", PRVM_ED_GlobalGet_f, "retrieves the value of a specified global variable in the selected VM (server, client menu) into a cvar or to the console");
+ Cmd_AddCommand ("prvm_printfunction", PRVM_PrintFunction_f, "prints a disassembly (QuakeC instructions) of the specified function in the selected VM (server, client, menu)");
+ Cmd_AddCommand ("cl_cmd", PRVM_GameCommand_Client_f, "calls the client QC function GameCommand with the supplied string as argument");
+ Cmd_AddCommand ("menu_cmd", PRVM_GameCommand_Menu_f, "calls the menu QC function GameCommand with the supplied string as argument");
+ Cmd_AddCommand ("sv_cmd", PRVM_GameCommand_Server_f, "calls the server QC function GameCommand with the supplied string as argument");
+
+ Cvar_RegisterVariable (&prvm_language);
+ Cvar_RegisterVariable (&prvm_traceqc);
+ Cvar_RegisterVariable (&prvm_statementprofiling);
+ Cvar_RegisterVariable (&prvm_timeprofiling);
+ Cvar_RegisterVariable (&prvm_backtraceforwarnings);
+ Cvar_RegisterVariable (&prvm_leaktest);
+ Cvar_RegisterVariable (&prvm_leaktest_ignore_classnames);
+ Cvar_RegisterVariable (&prvm_errordump);
+ Cvar_RegisterVariable (&prvm_reuseedicts_startuptime);
+ Cvar_RegisterVariable (&prvm_reuseedicts_neverinsameframe);
+
+ // COMMANDLINEOPTION: PRVM: -norunaway disables the runaway loop check (it might be impossible to exit DarkPlaces if used!)
+ prvm_runawaycheck = !COM_CheckParm("-norunaway");
+
+ //VM_Cmd_Init();
+}
+
+/*
+===============
+PRVM_InitProg
+===============
+*/
+void PRVM_InitProg(int prognr)
+{
+ static unsigned int progid = 0;
+
+ if(prognr < 0 || prognr >= PRVM_MAXPROGS)
+ Sys_Error("PRVM_InitProg: Invalid program number %i",prognr);
+
+ prog = &prog_list[prognr];
+
+ if(prog->loaded)
+ PRVM_ResetProg();
+
+ memset(prog, 0, sizeof(prvm_prog_t));
+ prog->starttime = Sys_DoubleTime();
+ prog->id = ++progid;
+
+ prog->error_cmd = Host_Error;
+ prog->leaktest_active = prvm_leaktest.integer != 0;
+}
+
+int PRVM_GetProgNr(void)
+{
+ return prog - prog_list;
+}
+
+void *_PRVM_Alloc(size_t buffersize, const char *filename, int fileline)
+{
+ return _Mem_Alloc(prog->progs_mempool, NULL, buffersize, 16, filename, fileline);
+}
+
+void _PRVM_Free(void *buffer, const char *filename, int fileline)
+{
+ _Mem_Free(buffer, filename, fileline);
+}
+
+void _PRVM_FreeAll(const char *filename, int fileline)
+{
+ prog->functions = NULL;
+ prog->strings = NULL;
+ prog->fielddefs = NULL;
+ prog->globaldefs = NULL;
+ prog->statements = NULL;
+ // FIXME: what about knownstrings?
+ _Mem_EmptyPool(prog->progs_mempool, filename, fileline);
+}
+
+// LordHavoc: turned PRVM_EDICT_NUM into a #define for speed reasons
+unsigned int PRVM_EDICT_NUM_ERROR(unsigned int n, const char *filename, int fileline)
+{
+ PRVM_ERROR ("PRVM_EDICT_NUM: %s: bad number %i (called at %s:%i)", PRVM_NAME, n, filename, fileline);
+ return 0;
+}
+
+sizebuf_t vm_tempstringsbuf;
+#define PRVM_KNOWNSTRINGBASE 0x40000000
+
+const char *PRVM_GetString(int num)
+{
+ if (num < 0)
+ {
+ // invalid
+ VM_Warning("PRVM_GetString: Invalid string offset (%i < 0)\n", num);
+ return "";
+ }
+ else if (num < prog->stringssize)
+ {
+ // constant string from progs.dat
+ return prog->strings + num;
+ }
+ else if (num <= prog->stringssize + vm_tempstringsbuf.maxsize)
+ {
+ // tempstring returned by engine to QC (becomes invalid after returning to engine)
+ num -= prog->stringssize;
+ if (num < vm_tempstringsbuf.cursize)
+ return (char *)vm_tempstringsbuf.data + num;
+ else
+ {
+ VM_Warning("PRVM_GetString: Invalid temp-string offset (%i >= %i vm_tempstringsbuf.cursize)\n", num, vm_tempstringsbuf.cursize);
+ return "";
+ }
+ }
+ else if (num & PRVM_KNOWNSTRINGBASE)
+ {
+ // allocated string
+ num = num - PRVM_KNOWNSTRINGBASE;
+ if (num >= 0 && num < prog->numknownstrings)
+ {
+ if (!prog->knownstrings[num])
+ {
+ VM_Warning("PRVM_GetString: Invalid zone-string offset (%i has been freed)\n", num);
+ return "";
+ }
+ return prog->knownstrings[num];
+ }
+ else
+ {
+ VM_Warning("PRVM_GetString: Invalid zone-string offset (%i >= %i)\n", num, prog->numknownstrings);
+ return "";
+ }
+ }
+ else
+ {
+ // invalid string offset
+ VM_Warning("PRVM_GetString: Invalid constant-string offset (%i >= %i prog->stringssize)\n", num, prog->stringssize);
+ return "";
+ }
+}
+
+const char *PRVM_ChangeEngineString(int i, const char *s)
+{
+ const char *old;
+ i = i - PRVM_KNOWNSTRINGBASE;
+ if(i < 0 || i >= prog->numknownstrings)
+ PRVM_ERROR("PRVM_ChangeEngineString: s is not an engine string");
+ old = prog->knownstrings[i];
+ prog->knownstrings[i] = s;
+ return old;
+}
+
+int PRVM_SetEngineString(const char *s)
+{
+ int i;
+ if (!s)
+ return 0;
+ if (s >= prog->strings && s <= prog->strings + prog->stringssize)
+ PRVM_ERROR("PRVM_SetEngineString: s in prog->strings area");
+ // if it's in the tempstrings area, use a reserved range
+ // (otherwise we'd get millions of useless string offsets cluttering the database)
+ if (s >= (char *)vm_tempstringsbuf.data && s < (char *)vm_tempstringsbuf.data + vm_tempstringsbuf.maxsize)
+#if 1
+ return prog->stringssize + (s - (char *)vm_tempstringsbuf.data);
+#endif
+ // see if it's a known string address
+ for (i = 0;i < prog->numknownstrings;i++)
+ if (prog->knownstrings[i] == s)
+ return PRVM_KNOWNSTRINGBASE + i;
+ // new unknown engine string
+ if (developer_insane.integer)
+ Con_DPrintf("new engine string %p = \"%s\"\n", s, s);
+ for (i = prog->firstfreeknownstring;i < prog->numknownstrings;i++)
+ if (!prog->knownstrings[i])
+ break;
+ if (i >= prog->numknownstrings)
+ {
+ if (i >= prog->maxknownstrings)
+ {
+ const char **oldstrings = prog->knownstrings;
+ const unsigned char *oldstrings_freeable = prog->knownstrings_freeable;
+ const char **oldstrings_origin = prog->knownstrings_origin;
+ prog->maxknownstrings += 128;
+ prog->knownstrings = (const char **)PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ prog->knownstrings_freeable = (unsigned char *)PRVM_Alloc(prog->maxknownstrings * sizeof(unsigned char));
+ if(prog->leaktest_active)
+ prog->knownstrings_origin = (const char **)PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ if (prog->numknownstrings)
+ {
+ memcpy((char **)prog->knownstrings, oldstrings, prog->numknownstrings * sizeof(char *));
+ memcpy((char **)prog->knownstrings_freeable, oldstrings_freeable, prog->numknownstrings * sizeof(unsigned char));
+ if(prog->leaktest_active)
+ memcpy((char **)prog->knownstrings_origin, oldstrings_origin, prog->numknownstrings * sizeof(char *));
+ }
+ }
+ prog->numknownstrings++;
+ }
+ prog->firstfreeknownstring = i + 1;
+ prog->knownstrings[i] = s;
+ prog->knownstrings_freeable[i] = false;
+ if(prog->leaktest_active)
+ prog->knownstrings_origin[i] = NULL;
+ return PRVM_KNOWNSTRINGBASE + i;
+}
+
+// temp string handling
+
+// all tempstrings go into this buffer consecutively, and it is reset
+// whenever PRVM_ExecuteProgram returns to the engine
+// (technically each PRVM_ExecuteProgram call saves the cursize value and
+// restores it on return, so multiple recursive calls can share the same
+// buffer)
+// the buffer size is automatically grown as needed
+
+int PRVM_SetTempString(const char *s)
+{
+ int size;
+ char *t;
+ if (!s)
+ return 0;
+ size = (int)strlen(s) + 1;
+ if (developer_insane.integer)
+ Con_DPrintf("PRVM_SetTempString: cursize %i, size %i\n", vm_tempstringsbuf.cursize, size);
+ if (vm_tempstringsbuf.maxsize < vm_tempstringsbuf.cursize + size)
+ {
+ sizebuf_t old = vm_tempstringsbuf;
+ if (vm_tempstringsbuf.cursize + size >= 1<<28)
+ PRVM_ERROR("PRVM_SetTempString: ran out of tempstring memory! (refusing to grow tempstring buffer over 256MB, cursize %i, size %i)\n", vm_tempstringsbuf.cursize, size);
+ vm_tempstringsbuf.maxsize = max(vm_tempstringsbuf.maxsize, 65536);
+ while (vm_tempstringsbuf.maxsize < vm_tempstringsbuf.cursize + size)
+ vm_tempstringsbuf.maxsize *= 2;
+ if (vm_tempstringsbuf.maxsize != old.maxsize || vm_tempstringsbuf.data == NULL)
+ {
+ Con_DPrintf("PRVM_SetTempString: enlarging tempstrings buffer (%iKB -> %iKB)\n", old.maxsize/1024, vm_tempstringsbuf.maxsize/1024);
+ vm_tempstringsbuf.data = (unsigned char *) Mem_Alloc(sv_mempool, vm_tempstringsbuf.maxsize);
+ if (old.cursize)
+ memcpy(vm_tempstringsbuf.data, old.data, old.cursize);
+ if (old.data)
+ Mem_Free(old.data);
+ }
+ }
+ t = (char *)vm_tempstringsbuf.data + vm_tempstringsbuf.cursize;
+ memcpy(t, s, size);
+ vm_tempstringsbuf.cursize += size;
+ return PRVM_SetEngineString(t);
+}
+
+int PRVM_AllocString(size_t bufferlength, char **pointer)
+{
+ int i;
+ if (!bufferlength)
+ return 0;
+ for (i = prog->firstfreeknownstring;i < prog->numknownstrings;i++)
+ if (!prog->knownstrings[i])
+ break;
+ if (i >= prog->numknownstrings)
+ {
+ if (i >= prog->maxknownstrings)
+ {
+ const char **oldstrings = prog->knownstrings;
+ const unsigned char *oldstrings_freeable = prog->knownstrings_freeable;
+ const char **oldstrings_origin = prog->knownstrings_origin;
+ prog->maxknownstrings += 128;
+ prog->knownstrings = (const char **)PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ prog->knownstrings_freeable = (unsigned char *)PRVM_Alloc(prog->maxknownstrings * sizeof(unsigned char));
+ if(prog->leaktest_active)
+ prog->knownstrings_origin = (const char **)PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ if (prog->numknownstrings)
+ {
+ memcpy((char **)prog->knownstrings, oldstrings, prog->numknownstrings * sizeof(char *));
+ memcpy((char **)prog->knownstrings_freeable, oldstrings_freeable, prog->numknownstrings * sizeof(unsigned char));
+ if(prog->leaktest_active)
+ memcpy((char **)prog->knownstrings_origin, oldstrings_origin, prog->numknownstrings * sizeof(char *));
+ }
+ if (oldstrings)
+ Mem_Free((char **)oldstrings);
+ if (oldstrings_freeable)
+ Mem_Free((unsigned char *)oldstrings_freeable);
+ if (oldstrings_origin)
+ Mem_Free((char **)oldstrings_origin);
+ }
+ prog->numknownstrings++;
+ }
+ prog->firstfreeknownstring = i + 1;
+ prog->knownstrings[i] = (char *)PRVM_Alloc(bufferlength);
+ prog->knownstrings_freeable[i] = true;
+ if(prog->leaktest_active)
+ prog->knownstrings_origin[i] = PRVM_AllocationOrigin();
+ if (pointer)
+ *pointer = (char *)(prog->knownstrings[i]);
+ return PRVM_KNOWNSTRINGBASE + i;
+}
+
+void PRVM_FreeString(int num)
+{
+ if (num == 0)
+ PRVM_ERROR("PRVM_FreeString: attempt to free a NULL string");
+ else if (num >= 0 && num < prog->stringssize)
+ PRVM_ERROR("PRVM_FreeString: attempt to free a constant string");
+ else if (num >= PRVM_KNOWNSTRINGBASE && num < PRVM_KNOWNSTRINGBASE + prog->numknownstrings)
+ {
+ num = num - PRVM_KNOWNSTRINGBASE;
+ if (!prog->knownstrings[num])
+ PRVM_ERROR("PRVM_FreeString: attempt to free a non-existent or already freed string");
+ if (!prog->knownstrings_freeable[num])
+ PRVM_ERROR("PRVM_FreeString: attempt to free a string owned by the engine");
+ PRVM_Free((char *)prog->knownstrings[num]);
+ if(prog->leaktest_active)
+ if(prog->knownstrings_origin[num])
+ PRVM_Free((char *)prog->knownstrings_origin[num]);
+ prog->knownstrings[num] = NULL;
+ prog->knownstrings_freeable[num] = false;
+ prog->firstfreeknownstring = min(prog->firstfreeknownstring, num);
+ }
+ else
+ PRVM_ERROR("PRVM_FreeString: invalid string offset %i", num);
+}
+
+static qboolean PRVM_IsStringReferenced(string_t string)
+{
+ int i, j;
+
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ ddef_t *d = &prog->globaldefs[i];
+ if((etype_t)((int) d->type & ~DEF_SAVEGLOBAL) != ev_string)
+ continue;
+ if(string == PRVM_GLOBALFIELDSTRING(d->ofs))
+ return true;
+ }
+
+ for(j = 0; j < prog->num_edicts; ++j)
+ {
+ prvm_edict_t *ed = PRVM_EDICT_NUM(j);
+ if (ed->priv.required->free)
+ continue;
+ for (i=0; i<prog->numfielddefs; ++i)
+ {
+ ddef_t *d = &prog->fielddefs[i];
+ if((etype_t)((int) d->type & ~DEF_SAVEGLOBAL) != ev_string)
+ continue;
+ if(string == PRVM_EDICTFIELDSTRING(ed, d->ofs))
+ return true;
+ }
+ }
+
+ return false;
+}
+
+static qboolean PRVM_IsEdictRelevant(prvm_edict_t *edict)
+{
+ if(PRVM_NUM_FOR_EDICT(edict) <= prog->reserved_edicts)
+ return true; // world or clients
+ switch(prog - prog_list)
+ {
+ case PRVM_SERVERPROG:
+ {
+ if(PRVM_serveredictfloat(edict, solid)) // can block other stuff, or is a trigger?
+ return true;
+ if(PRVM_serveredictfloat(edict, modelindex)) // visible ent?
+ return true;
+ if(PRVM_serveredictfloat(edict, effects)) // particle effect?
+ return true;
+ if(PRVM_serveredictfunction(edict, think)) // has a think function?
+ if(PRVM_serveredictfloat(edict, nextthink) > 0) // that actually will eventually run?
+ return true;
+ if(PRVM_serveredictfloat(edict, takedamage))
+ return true;
+ if(*prvm_leaktest_ignore_classnames.string)
+ {
+ if(strstr(va(" %s ", prvm_leaktest_ignore_classnames.string), va(" %s ", PRVM_GetString(PRVM_serveredictstring(edict, classname)))))
+ return true;
+ }
+ }
+ break;
+ case PRVM_CLIENTPROG:
+ {
+ // TODO someone add more stuff here
+ if(PRVM_clientedictfloat(edict, entnum)) // csqc networked
+ return true;
+ if(PRVM_clientedictfloat(edict, modelindex)) // visible ent?
+ return true;
+ if(PRVM_clientedictfloat(edict, effects)) // particle effect?
+ return true;
+ if(PRVM_clientedictfunction(edict, think)) // has a think function?
+ if(PRVM_clientedictfloat(edict, nextthink) > 0) // that actually will eventually run?
+ return true;
+ if(*prvm_leaktest_ignore_classnames.string)
+ {
+ if(strstr(va(" %s ", prvm_leaktest_ignore_classnames.string), va(" %s ", PRVM_GetString(PRVM_clientedictstring(edict, classname)))))
+ return true;
+ }
+ }
+ break;
+ case PRVM_MENUPROG:
+ // menu prog does not have classnames
+ break;
+ }
+ return false;
+}
+
+static qboolean PRVM_IsEdictReferenced(prvm_edict_t *edict, int mark)
+{
+ int i, j;
+ int edictnum = PRVM_NUM_FOR_EDICT(edict);
+ const char *targetname = NULL;
+
+ switch(prog - prog_list)
+ {
+ case PRVM_SERVERPROG:
+ targetname = PRVM_GetString(PRVM_serveredictstring(edict, targetname));
+ break;
+ }
+
+ if(targetname)
+ if(!*targetname) // ""
+ targetname = NULL;
+
+ for (i = 0;i < prog->numglobaldefs;i++)
+ {
+ ddef_t *d = &prog->globaldefs[i];
+ if((etype_t)((int) d->type & ~DEF_SAVEGLOBAL) != ev_entity)
+ continue;
+ if(edictnum == PRVM_GLOBALFIELDEDICT(d->ofs))
+ return true;
+ }
+
+ for(j = 0; j < prog->num_edicts; ++j)
+ {
+ prvm_edict_t *ed = PRVM_EDICT_NUM(j);
+ if (ed->priv.required->mark < mark)
+ continue;
+ if(ed == edict)
+ continue;
+ if(targetname)
+ {
+ const char *target = PRVM_GetString(PRVM_serveredictstring(ed, target));
+ if(target)
+ if(!strcmp(target, targetname))
+ return true;
+ }
+ for (i=0; i<prog->numfielddefs; ++i)
+ {
+ ddef_t *d = &prog->fielddefs[i];
+ if((etype_t)((int) d->type & ~DEF_SAVEGLOBAL) != ev_entity)
+ continue;
+ if(edictnum == PRVM_EDICTFIELDEDICT(ed, d->ofs))
+ return true;
+ }
+ }
+
+ return false;
+}
+
+static void PRVM_MarkReferencedEdicts(void)
+{
+ int j;
+ qboolean found_new;
+ int stage;
+
+ for(j = 0; j < prog->num_edicts; ++j)
+ {
+ prvm_edict_t *ed = PRVM_EDICT_NUM(j);
+ if(ed->priv.required->free)
+ continue;
+ ed->priv.required->mark = PRVM_IsEdictRelevant(ed) ? 1 : 0;
+ }
+
+ stage = 1;
+ do
+ {
+ found_new = false;
+ for(j = 0; j < prog->num_edicts; ++j)
+ {
+ prvm_edict_t *ed = PRVM_EDICT_NUM(j);
+ if(ed->priv.required->free)
+ continue;
+ if(ed->priv.required->mark)
+ continue;
+ if(PRVM_IsEdictReferenced(ed, stage))
+ {
+ ed->priv.required->mark = stage + 1;
+ found_new = true;
+ }
+ }
+ ++stage;
+ }
+ while(found_new);
+ Con_DPrintf("leak check used %d stages to find all references\n", stage);
+}
+
+void PRVM_LeakTest(void)
+{
+ int i, j;
+ qboolean leaked = false;
+
+ if(!prog->leaktest_active)
+ return;
+
+ // 1. Strings
+ for (i = 0; i < prog->numknownstrings; ++i)
+ {
+ if(prog->knownstrings[i])
+ if(prog->knownstrings_freeable[i])
+ if(prog->knownstrings_origin[i])
+ if(!PRVM_IsStringReferenced(PRVM_KNOWNSTRINGBASE + i))
+ {
+ Con_Printf("Unreferenced string found!\n Value: %s\n Origin: %s\n", prog->knownstrings[i], prog->knownstrings_origin[i]);
+ leaked = true;
+ }
+ }
+
+ // 2. Edicts
+ PRVM_MarkReferencedEdicts();
+ for(j = 0; j < prog->num_edicts; ++j)
+ {
+ prvm_edict_t *ed = PRVM_EDICT_NUM(j);
+ if(ed->priv.required->free)
+ continue;
+ if(!ed->priv.required->mark)
+ if(ed->priv.required->allocation_origin)
+ {
+ Con_Printf("Unreferenced edict found!\n Allocated at: %s\n", ed->priv.required->allocation_origin);
+ PRVM_ED_Print(ed, NULL);
+ Con_Print("\n");
+ leaked = true;
+ }
+ }
+
+ for (i = 0; i < (int)Mem_ExpandableArray_IndexRange(&prog->stringbuffersarray); ++i)
+ {
+ prvm_stringbuffer_t *stringbuffer = (prvm_stringbuffer_t*) Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i);
+ if(stringbuffer)
+ if(stringbuffer->origin)
+ {
+ Con_Printf("Open string buffer handle found!\n Allocated at: %s\n", stringbuffer->origin);
+ leaked = true;
+ }
+ }
+
+ for(i = 0; i < PRVM_MAX_OPENFILES; ++i)
+ {
+ if(prog->openfiles[i])
+ if(prog->openfiles_origin[i])
+ {
+ Con_Printf("Open file handle found!\n Allocated at: %s\n", prog->openfiles_origin[i]);
+ leaked = true;
+ }
+ }
+
+ for(i = 0; i < PRVM_MAX_OPENSEARCHES; ++i)
+ {
+ if(prog->opensearches[i])
+ if(prog->opensearches_origin[i])
+ {
+ Con_Printf("Open search handle found!\n Allocated at: %s\n", prog->opensearches_origin[i]);
+ leaked = true;
+ }
+ }
+
+ if(!leaked)
+ Con_Printf("Congratulations. No leaks found.\n");
+}