// LordHavoc: prints every opcode as it executes - warning: this is significant spew
cvar_t prvm_traceqc = {0, "prvm_traceqc", "0"};
-ddef_t *PRVM_ED_FindField (const char *name);
-mfunction_t *PRVM_ED_FindFunction (const char *name);
-
//============================================================================
// mempool handling
PRVM_MEM_Alloc
===============
*/
-void 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->max_edicts, prog->limit_edicts);
- prog->num_edicts = bound(1, prog->num_edicts, prog->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));
// set edict pointers
for(i = 0; i < prog->max_edicts; i++)
{
- prog->edicts[i].p.e = (prvm_edict_private_t *)((qbyte *)prog->edictprivate + i * prog->edictprivate_size);
- prog->edicts[i].v = (void*)((qbyte *)prog->edictsfields + i * prog->edict_size);
+ prog->edicts[i].priv.required = (prvm_edict_private_t *)((qbyte *)prog->edictprivate + i * prog->edictprivate_size);
+ prog->edicts[i].fields.vp = (void*)((qbyte *)prog->edictsfields + i * prog->edict_size);
}
}
PRVM_MEM_IncreaseEdicts
===============
*/
-void PRVM_MEM_IncreaseEdicts()
+void PRVM_MEM_IncreaseEdicts(void)
{
int i;
int oldmaxedicts = prog->max_edicts;
//set e and v pointers
for(i = 0; i < prog->max_edicts; i++)
{
- prog->edicts[i].p.e = (prvm_edict_private_t *)((qbyte *)prog->edictprivate + i * prog->edictprivate_size);
- prog->edicts[i].v = (void*)((qbyte *)prog->edictsfields + i * prog->edict_size);
+ prog->edicts[i].priv.required = (prvm_edict_private_t *)((qbyte *)prog->edictprivate + i * prog->edictprivate_size);
+ prog->edicts[i].fields.vp = (void*)((qbyte *)prog->edictsfields + i * prog->edict_size);
}
PRVM_GCALL(end_increase_edicts)();
*/
void PRVM_SetProg(int prognr)
{
- if(prognr && prognr < PRVM_MAXPROGS)
+ if(0 <= prognr && prognr < PRVM_MAXPROGS)
{
if(prog_list[prognr].loaded)
prog = &prog_list[prognr];
else
- PRVM_ERROR("%i(%s) not loaded !\n", prognr, PRVM_NAME);
+ PRVM_ERROR("%i not loaded !\n", prognr);
return;
}
PRVM_ERROR("Invalid program number %i\n", prognr);
*/
void PRVM_ED_ClearEdict (prvm_edict_t *e)
{
- int num;
- memset (e->v, 0, prog->progs->entityfields * 4);
- e->p.e->free = false;
- // LordHavoc: for consistency set these here
- num = PRVM_NUM_FOR_EDICT(e) - 1;
+ memset (e->fields.vp, 0, prog->progs->entityfields * 4);
+ e->priv.required->free = false;
// AK: Let the init_edict function determine if something needs to be initialized
- PRVM_GCALL(init_edict)(num);
+ PRVM_GCALL(init_edict)(e);
}
/*
// 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 = 1;i < prog->num_edicts;i++)
+ for (i = prog->reserved_edicts + 1;i < prog->num_edicts;i++)
{
e = PRVM_EDICT_NUM(i);
// the first couple seconds of server time can involve a lot of
// freeing and allocating, so relax the replacement policy
- if (e->p.e->free && ( e->p.e->freetime < 2 || (*prog->time - e->p.e->freetime) > 0.5 ) )
+ if (e->priv.required->free && ( e->priv.required->freetime < 2 || (*prog->time - e->priv.required->freetime) > 0.5 ) )
{
PRVM_ED_ClearEdict (e);
return e;
}
}
- if (i == MAX_EDICTS)
+ if (i == prog->limit_edicts)
PRVM_ERROR ("%s: PRVM_ED_Alloc: no free edicts",PRVM_NAME);
prog->num_edicts++;
*/
void PRVM_ED_Free (prvm_edict_t *ed)
{
- // dont delete the null entity (world)
- if(PRVM_NUM_FOR_EDICT(ed) == 0)
+ // 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->p.e->free = true;
- ed->p.e->freetime = *prog->time;
+ ed->priv.required->free = true;
+ ed->priv.required->freetime = *prog->time;
}
//===========================================================================
break;
case ev_entity:
n = val->edict;
- if (n < 0 || n >= MAX_EDICTS)
+ if (n < 0 || n >= prog->limit_edicts)
sprintf (line, "entity %i (invalid!)", n);
else
sprintf (line, "entity %i", n);
{
static char line[4096];
int i;
- char *s;
+ const char *s;
ddef_t *def;
mfunction_t *f;
dpsnprintf (line, sizeof (line), "%i", PRVM_NUM_FOR_EDICT(PRVM_PROG_TO_EDICT(val->edict)));
break;
case ev_function:
- f = pr_functions + val->function;
+ f = prog->functions + val->function;
strlcpy (line, PRVM_GetString (f->s_name), sizeof (line));
break;
case ev_field:
void *val;
static char line[128];
- val = (void *)&prog->globals[ofs];
+ val = (void *)&prog->globals.generic[ofs];
def = PRVM_ED_GlobalAtOfs(ofs);
if (!def)
sprintf (line,"%i(?)", ofs);
ddef_t *d;
int *v;
int i, j;
- char *name;
+ const char *name;
int type;
char tempstring[8192], tempstring2[260]; // temporary string buffers
- if (ed->p.e->free)
+ if (ed->priv.required->free)
{
Con_Printf("%s: FREE\n",PRVM_NAME);
return;
if (name[strlen(name)-2] == '_')
continue; // skip _x, _y, _z vars
- v = (int *)((char *)ed->v + d->ofs*4);
+ v = (int *)((char *)ed->fields.vp + d->ofs*4);
// if the value is still all 0, skip the field
type = d->type & ~DEF_SAVEGLOBAL;
ddef_t *d;
int *v;
int i, j;
- char *name;
+ const char *name;
int type;
FS_Print(f, "{\n");
- if (ed->p.e->free)
+ if (ed->priv.required->free)
{
FS_Print(f, "}\n");
return;
if (name[strlen(name)-2] == '_')
continue; // skip _x, _y, _z vars
- v = (int *)((char *)ed->v + d->ofs*4);
+ v = (int *)((char *)ed->fields.vp + d->ofs*4);
// if the value is still all 0, skip the field
type = d->type & ~DEF_SAVEGLOBAL;
for (i=0 ; i<prog->num_edicts ; i++)
{
ent = PRVM_EDICT_NUM(i);
- if (ent->p.e->free)
+ if (ent->priv.required->free)
continue;
active++;
}
{
ddef_t *def;
int i;
- char *name;
+ const char *name;
int type;
FS_Print(f,"{\n");
name = PRVM_GetString(def->s_name);
FS_Printf(f,"\"%s\" ", name);
- FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString(type, (prvm_eval_t *)&prog->globals[def->ofs]));
+ FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString(type, (prvm_eval_t *)&prog->globals.generic[def->ofs]));
}
FS_Print(f,"}\n");
}
//============================================================================
-/*
-=============
-PRVM_ED_NewString
-=============
-*/
-char *PRVM_ED_NewString (const char *string)
-{
- char *new, *new_p;
- int i,l;
-
- l = strlen(string) + 1;
- new = Mem_Alloc(prog->progs_mempool, l);
- new_p = new;
-
- for (i=0 ; i< l ; i++)
- {
- if (string[i] == '\\' && i < l-1)
- {
- i++;
- if (string[i] == 'n')
- *new_p++ = '\n';
- else
- *new_p++ = '\\';
- }
- else
- *new_p++ = string[i];
- }
-
- return new;
-}
-
/*
=============
PRVM_ED_ParseEval
*/
qboolean PRVM_ED_ParseEpair(prvm_edict_t *ent, ddef_t *key, const char *s)
{
- int i;
+ int i, l;
+ char *new_p;
ddef_t *def;
prvm_eval_t *val;
mfunction_t *func;
if (ent)
- val = (prvm_eval_t *)((int *)ent->v + key->ofs);
+ val = (prvm_eval_t *)((int *)ent->fields.vp + key->ofs);
else
- val = (prvm_eval_t *)((int *)prog->globals + key->ofs);
+ val = (prvm_eval_t *)((int *)prog->globals.generic + key->ofs);
switch (key->type & ~DEF_SAVEGLOBAL)
{
case ev_string:
- val->string = PRVM_SetString(PRVM_ED_NewString(s));
+ l = strlen(s) + 1;
+ val->string = PRVM_AllocString(l, &new_p);
+ for (i = 0;i < l;i++)
+ {
+ if (s[i] == '\\' && i < l-1)
+ {
+ 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 && *s <= ' ')
s++;
i = atoi(s);
- if (i < 0 || i >= MAX_EDICTS)
+ if (i < 0 || i >= prog->limit_edicts)
Con_Printf("PRVM_ED_ParseEpair: ev_entity reference too large (edict %i >= MAX_EDICTS %i) on %s\n", i, MAX_EDICTS, PRVM_NAME);
while (i >= prog->max_edicts)
PRVM_MEM_IncreaseEdicts();
//SV_IncreaseEdicts();
// if SV_IncreaseEdicts was called the base pointer needs to be updated
if (ent)
- val = (prvm_eval_t *)((int *)ent->v + key->ofs);
- val->edict = PRVM_EDICT_TO_PROG(EDICT_NUM(i));
+ val = (prvm_eval_t *)((int *)ent->fields.vp + key->ofs);
+ val->edict = PRVM_EDICT_TO_PROG(PRVM_EDICT_NUM(i));
break;
case ev_field:
break;
default:
- Con_Printf("PRVM_ED_ParseEpair: Unknown key->type %i for key \"%s\" on %s\n", key->type, PR_GetString(key->s_name), PRVM_NAME);
+ 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;
}
if (!init)
- ent->p.e->free = true;
+ ent->priv.required->free = true;
return data;
}
if (com_token[0] != '{')
PRVM_ERROR ("PRVM_ED_LoadFromFile: %s: found %s when expecting {", PRVM_NAME, com_token);
- // CHANGED: this is not conform to ED_LoadFromFile
- if(!prog->num_edicts)
+ // 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->v, 0, prog->progs->entityfields * 4);
+ memset (ent->fields.vp, 0, prog->progs->entityfields * 4);
data = PRVM_ED_ParseEdict (data, ent);
parsed++;
//
if(prog->self && prog->flag & PRVM_FE_CLASSNAME)
{
- string_t handle = *(string_t*)&((float*)ent->v)[PRVM_ED_FindFieldOffset("classname")];
+ string_t handle = *(string_t*)&((qbyte*)ent->fields.vp)[PRVM_ED_FindFieldOffset("classname")];
if (!handle)
{
Con_Print("No classname for:\n");
}
spawned++;
- if (ent->p.e->free)
+ if (ent->priv.required->free)
died++;
}
void PRVM_ResetProg()
{
- /*mempool_t *t1;
-
- t1 = prog->progs_mempool;
-
- Mem_EmptyPool(prog->progs_mempool);*/
+ PRVM_GCALL(reset_cmd)();
Mem_FreePool(&prog->progs_mempool);
-
memset(prog,0,sizeof(prvm_prog_t));
-
- /*prog->time = &prog->_time;
-
- prog->progs_mempool = t1;*/
-
- PRVM_GCALL(reset_cmd)();
}
/*
PRVM_LoadProgs
===============
*/
-void PRVM_LoadProgs (const char * filename, int numrequiredfunc, char **required_func)
+void PRVM_LoadProgs (const char * filename, int numrequiredfunc, char **required_func, int numrequiredfields, prvm_required_field_t *required_field)
{
int i;
dstatement_t *st;
ddef_t *infielddefs;
dfunction_t *dfunctions;
- Mem_EmptyPool(prog->progs_mempool);
+ if( prog->loaded ) {
+ PRVM_ERROR ("PRVM_LoadProgs: there is already a %s program loaded!\n", PRVM_NAME );
+ }
prog->progs = (dprograms_t *)FS_LoadFile (filename, prog->progs_mempool, false);
if (prog->progs == NULL)
Con_DPrintf("%s programs occupy %iK.\n", PRVM_NAME, fs_filesize/1024);
- pr_crc = CRC_Block((qbyte *)prog->progs, fs_filesize);
+ prog->filecrc = CRC_Block((qbyte *)prog->progs, fs_filesize);
// byte swap the header
for (i = 0;i < (int) sizeof(*prog->progs) / 4;i++)
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);
- if (prog->progs->crc != prog->crc)
+ if (prog->progs->crc != prog->headercrc)
PRVM_ERROR ("%s: %s system vars have been modified, progdefs.h is out of date", PRVM_NAME, filename);
- //pr_functions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
+ //prog->functions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
dfunctions = (dfunction_t *)((qbyte *)prog->progs + prog->progs->ofs_functions);
+
prog->strings = (char *)prog->progs + prog->progs->ofs_strings;
+ prog->stringssize = 0;
+ for (i = 0;i < prog->progs->numstrings;i++)
+ {
+ if (prog->progs->ofs_strings + prog->stringssize >= fs_filesize)
+ PRVM_ERROR ("%s: %s strings go past end of file\n", PRVM_NAME, filename);
+ prog->stringssize += strlen (prog->strings + prog->stringssize) + 1;
+ }
+ prog->numknownstrings = 0;
+ prog->maxknownstrings = 0;
+ prog->knownstrings = NULL;
+
prog->globaldefs = (ddef_t *)((qbyte *)prog->progs + prog->progs->ofs_globaldefs);
// we need to expand the fielddefs list to include all the engine fields,
// so allocate a new place for it
infielddefs = (ddef_t *)((qbyte *)prog->progs + prog->progs->ofs_fielddefs);
// ( + DPFIELDS )
- prog->fielddefs = Mem_Alloc(prog->progs_mempool, prog->progs->numfielddefs * sizeof(ddef_t));
+ prog->fielddefs = Mem_Alloc(prog->progs_mempool, (prog->progs->numfielddefs + numrequiredfields) * sizeof(ddef_t));
prog->statements = (dstatement_t *)((qbyte *)prog->progs + prog->progs->ofs_statements);
// moved edict_size calculation down below field adding code
//pr_global_struct = (globalvars_t *)((qbyte *)progs + progs->ofs_globals);
- prog->globals = (float *)((qbyte *)prog->progs + prog->progs->ofs_globals);
+ prog->globals.generic = (float *)((qbyte *)prog->progs + prog->progs->ofs_globals);
// byte swap the lumps
for (i=0 ; i<prog->progs->numstatements ; i++)
prog->fielddefs[i].s_name = LittleLong (infielddefs[i].s_name);
}
-/* // append the darkplaces fields
- for (i = 0;i < (int) DPFIELDS;i++)
+ // append the required fields
+ for (i = 0;i < (int) numrequiredfields;i++)
{
- pr_fielddefs[progs->numfielddefs].type = dpfields[i].type;
- pr_fielddefs[progs->numfielddefs].ofs = progs->entityfields;
- pr_fielddefs[progs->numfielddefs].s_name = PR_SetString(dpfields[i].string);
- if (pr_fielddefs[progs->numfielddefs].type == ev_vector)
- progs->entityfields += 3;
+ prog->fielddefs[prog->progs->numfielddefs].type = required_field[i].type;
+ prog->fielddefs[prog->progs->numfielddefs].ofs = prog->progs->entityfields;
+ prog->fielddefs[prog->progs->numfielddefs].s_name = PRVM_SetEngineString(required_field[i].name);
+ if (prog->fielddefs[prog->progs->numfielddefs].type == ev_vector)
+ prog->progs->entityfields += 3;
else
- progs->entityfields++;
- progs->numfielddefs++;
- }*/
+ prog->progs->entityfields++;
+ prog->progs->numfielddefs++;
+ }
// check required functions
for(i=0 ; i < numrequiredfunc ; i++)
PRVM_ERROR("%s: %s not found in %s\n",PRVM_NAME, required_func[i], filename);
for (i=0 ; i<prog->progs->numglobals ; i++)
- ((int *)prog->globals)[i] = LittleLong (((int *)prog->globals)[i]);
+ ((int *)prog->globals.generic)[i] = LittleLong (((int *)prog->globals.generic)[i]);
// moved edict_size calculation down here, below field adding code
- // LordHavoc: this no longer includes the edict_t header
+ // LordHavoc: this no longer includes the prvm_edict_t header
prog->edict_size = prog->progs->entityfields * 4;
- prog->edictareasize = prog->edict_size * MAX_EDICTS;
+ prog->edictareasize = prog->edict_size * prog->limit_edicts;
// LordHavoc: bounds check anything static
for (i = 0,st = prog->statements;i < prog->progs->numstatements;i++,st++)
&& prog->flag && prog->self)
prog->flag |= PRVM_OP_STATE;
- PRVM_GCALL(reset_cmd)();
PRVM_GCALL(init_cmd)();
// init mempools
{
int i, j, ednum, used, usedamount;
int *counts;
- char tempstring[5000], tempstring2[260], *name;
+ char tempstring[5000], tempstring2[260];
+ const char *name;
prvm_edict_t *ed;
ddef_t *d;
int *v;
for (ednum = 0;ednum < prog->max_edicts;ednum++)
{
ed = PRVM_EDICT_NUM(ednum);
- if (ed->p.e->free)
+ if (ed->priv.required->free)
continue;
for (i = 1;i < prog->progs->numfielddefs;i++)
{
name = PRVM_GetString(d->s_name);
if (name[strlen(name)-2] == '_')
continue; // skip _x, _y, _z vars
- v = (int *)((char *)ed->v + d->ofs*4);
+ v = (int *)((char *)ed->fields.vp + d->ofs*4);
// if the value is still all 0, skip the field
for (j = 0;j < prvm_type_size[d->type & ~DEF_SAVEGLOBAL];j++)
{
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( global->type, (prvm_eval_t *) &prog->globals[ global->ofs ] ) );
+ Con_Printf( "%s: %s\n", Cmd_Argv(2), PRVM_ValueString( global->type, (prvm_eval_t *) &prog->globals.generic[ global->ofs ] ) );
PRVM_End;
}
memset(prog, 0, sizeof(prvm_prog_t));
prog->time = &prog->_time;
+ prog->error_cmd = Host_Error;
}
int PRVM_GetProgNr()
return prog - prog_list;
}
+void *_PRVM_Alloc(size_t buffersize, const char *filename, int fileline)
+{
+ return _Mem_Alloc(prog->progs_mempool, buffersize, 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->progs = NULL;
+ prog->fielddefs = NULL;
+ prog->functions = NULL;
+ _Mem_EmptyPool(prog->progs_mempool, filename, fileline);
+}
+
// LordHavoc: turned PRVM_EDICT_NUM into a #define for speed reasons
prvm_edict_t *PRVM_EDICT_NUM_ERROR(int n, char *filename, int fileline)
{
return NULL;
}
-void PRVM_ProcessError(void)
-{
- if(prog)
- PRVM_GCALL(error_cmd)();
-}
-
/*
-int NUM_FOR_EDICT_ERROR(edict_t *e)
+int NUM_FOR_EDICT_ERROR(prvm_edict_t *e)
{
- Host_Error ("NUM_FOR_EDICT: bad pointer %p (world is %p, entity number would be %i)", e, sv.edicts, e - sv.edicts);
+ Host_Error ("PRVM_NUM_FOR_EDICT: bad pointer %p (world is %p, entity number would be %i)", e, prog->edicts, e - prog->edicts);
return 0;
}
-int NUM_FOR_EDICT(edict_t *e)
+int PRVM_NUM_FOR_EDICT(prvm_edict_t *e)
{
int n;
- n = e - sv.edicts;
- if ((unsigned int)n >= MAX_EDICTS)
- Host_Error ("NUM_FOR_EDICT: bad pointer");
+ n = e - prog->edicts;
+ if ((unsigned int)n >= prog->limit_edicts)
+ Host_Error ("PRVM_NUM_FOR_EDICT: bad pointer");
return n;
}
-//int NoCrash_NUM_FOR_EDICT(edict_t *e)
+//int NoCrash_NUM_FOR_EDICT(prvm_edict_t *e)
//{
-// return e - sv.edicts;
+// return e - prog->edicts;
//}
-//#define EDICT_TO_PROG(e) ((qbyte *)(((edict_t *)e)->v) - (qbyte *)(sv.edictsfields))
-//#define PROG_TO_EDICT(e) (sv.edicts + ((e) / (progs->entityfields * 4)))
-int EDICT_TO_PROG(edict_t *e)
+//#define PRVM_EDICT_TO_PROG(e) ((qbyte *)(((prvm_edict_t *)e)->v) - (qbyte *)(prog->edictsfields))
+//#define PRVM_PROG_TO_EDICT(e) (prog->edicts + ((e) / (progs->entityfields * 4)))
+int PRVM_EDICT_TO_PROG(prvm_edict_t *e)
{
int n;
- n = e - sv.edicts;
- if ((unsigned int)n >= (unsigned int)sv.max_edicts)
- Host_Error("EDICT_TO_PROG: invalid edict %8p (number %i compared to world at %8p)\n", e, n, sv.edicts);
+ n = e - prog->edicts;
+ if ((unsigned int)n >= (unsigned int)prog->max_edicts)
+ Host_Error("PRVM_EDICT_TO_PROG: invalid edict %8p (number %i compared to world at %8p)\n", e, n, prog->edicts);
return n;// EXPERIMENTAL
- //return (qbyte *)e->v - (qbyte *)sv.edictsfields;
+ //return (qbyte *)e->v - (qbyte *)prog->edictsfields;
}
-edict_t *PROG_TO_EDICT(int n)
+prvm_edict_t *PRVM_PROG_TO_EDICT(int n)
{
- if ((unsigned int)n >= (unsigned int)sv.max_edicts)
- Host_Error("PROG_TO_EDICT: invalid edict number %i\n", n);
- return sv.edicts + n; // EXPERIMENTAL
- //return sv.edicts + ((n) / (progs->entityfields * 4));
+ if ((unsigned int)n >= (unsigned int)prog->max_edicts)
+ Host_Error("PRVM_PROG_TO_EDICT: invalid edict number %i\n", n);
+ return prog->edicts + n; // EXPERIMENTAL
+ //return prog->edicts + ((n) / (progs->entityfields * 4));
}
*/
+
+const char *PRVM_GetString(int num)
+{
+ if (num >= 0 && num < prog->stringssize)
+ return prog->strings + num;
+ else if (num < 0 && num >= -prog->numknownstrings)
+ {
+ num = -1 - num;
+ if (!prog->knownstrings[num])
+ Host_Error("PRVM_GetString: attempt to get string that is already freed\n");
+ return prog->knownstrings[num];
+ }
+ else
+ {
+ Host_Error("PRVM_GetString: invalid string offset %i\n", num);
+ return "";
+ }
+}
+
+int PRVM_SetQCString(const char *s)
+{
+ int i;
+ if (!s)
+ return 0;
+ if (s >= prog->strings && s <= prog->strings + prog->stringssize)
+ return s - prog->strings;
+ for (i = 0;i < prog->numknownstrings;i++)
+ if (prog->knownstrings[i] == s)
+ return -1 - i;
+ Host_Error("PRVM_SetQCString: unknown string\n");
+ return -1 - i;
+}
+
+int PRVM_SetEngineString(const char *s)
+{
+ int i;
+ if (!s)
+ return 0;
+ if (s >= prog->strings && s <= prog->strings + prog->stringssize)
+ Host_Error("PRVM_SetEngineString: s in prog->strings area\n");
+ for (i = 0;i < prog->numknownstrings;i++)
+ if (prog->knownstrings[i] == s)
+ return -1 - i;
+ // new unknown engine string
+ if (developer.integer >= 3)
+ Con_Printf("new engine string %p\n", s);
+ for (i = 0;i < prog->numknownstrings;i++)
+ if (!prog->knownstrings[i])
+ break;
+ if (i >= prog->numknownstrings)
+ {
+ if (i >= prog->maxknownstrings)
+ {
+ const char **oldstrings = prog->knownstrings;
+ prog->maxknownstrings += 128;
+ prog->knownstrings = PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ if (prog->numknownstrings)
+ memcpy((char **)prog->knownstrings, oldstrings, prog->numknownstrings * sizeof(char *));
+ }
+ prog->numknownstrings++;
+ }
+ prog->knownstrings[i] = s;
+ return -1 - i;
+}
+
+int PRVM_AllocString(int bufferlength, char **pointer)
+{
+ int i;
+ if (!bufferlength)
+ return 0;
+ for (i = 0;i < prog->numknownstrings;i++)
+ if (!prog->knownstrings[i])
+ break;
+ if (i >= prog->numknownstrings)
+ {
+ if (i >= prog->maxknownstrings)
+ {
+ const char **oldstrings = prog->knownstrings;
+ prog->maxknownstrings += 128;
+ prog->knownstrings = PRVM_Alloc(prog->maxknownstrings * sizeof(char *));
+ if (prog->numknownstrings)
+ memcpy((char **)prog->knownstrings, oldstrings, prog->numknownstrings * sizeof(char *));
+ }
+ prog->numknownstrings++;
+ }
+ (char *)(prog->knownstrings[i]) = PRVM_Alloc(bufferlength);
+ if (pointer)
+ *pointer = (char *)(prog->knownstrings[i]);
+ return -1 - i;
+}
+
+void PRVM_FreeString(int num)
+{
+ if (num == 0)
+ Host_Error("PRVM_FreeString: attempt to free a NULL string\n");
+ else if (num >= 0 && num < prog->stringssize)
+ Host_Error("PRVM_FreeString: attempt to free a constant string\n");
+ else if (num < 0 && num >= -prog->numknownstrings)
+ {
+ num = -1 - num;
+ if (!prog->knownstrings[num])
+ Host_Error("PRVM_FreeString: attempt to free a non-existent or already freed string\n");
+ PRVM_Free((char *)prog->knownstrings[num]);
+ prog->knownstrings[num] = NULL;
+ }
+ else
+ Host_Error("PRVM_FreeString: invalid string offset %i\n", num);
+}
+
projects / xonotic / darkplaces.git / blobdiff