]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - prvm_edict.c
-Fixed an old qc bug that's already been existing in the original quake
[xonotic/darkplaces.git] / prvm_edict.c
index 45f17c610dbca203da877c79b7c69c187521a41d..d3c5bbd2b35fc4ab4c7732cc5cc83da7cb99489b 100644 (file)
@@ -20,6 +20,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // AK new vm 
 
 #include "quakedef.h"
+#include "progsvm.h"
 
 prvm_prog_t *prog;
 
@@ -70,7 +71,7 @@ void PRVM_MEM_Alloc()
        // set edict pointers
        for(i = 0; i < prog->max_edicts; i++)
        {
-               prog->edicts[i].e = (prvm_edict_private_t *)((qbyte  *)prog->edictprivate + i * prog->edictprivate_size);
+               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);
        }
 }
@@ -104,7 +105,7 @@ void PRVM_MEM_IncreaseEdicts()
        //set e and v pointers
        for(i = 0; i < prog->max_edicts; i++)
        {
-               prog->edicts[i].e = (prvm_edict_private_t *)((qbyte  *)prog->edictprivate + i * prog->edictprivate_size);
+               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);
        }
 
@@ -191,7 +192,7 @@ void PRVM_ED_ClearEdict (prvm_edict_t *e)
 {
        int num;
        memset (e->v, 0, prog->progs->entityfields * 4);
-       e->e->free = false;
+       e->p.e->free = false;
        // LordHavoc: for consistency set these here
        num = PRVM_NUM_FOR_EDICT(e) - 1;
 
@@ -225,7 +226,7 @@ prvm_edict_t *PRVM_ED_Alloc (void)
                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->e->free && ( e->e->freetime < 2 || (*prog->time - e->e->freetime) > 0.5 ) )
+               if (e->p.e->free && ( e->p.e->freetime < 2 || (*prog->time - e->p.e->freetime) > 0.5 ) )
                {
                        PRVM_ED_ClearEdict (e);
                        return e;
@@ -261,8 +262,8 @@ void PRVM_ED_Free (prvm_edict_t *ed)
 
        PRVM_GCALL(free_edict)(ed);
 
-       ed->e->free = true;
-       ed->e->freetime = *prog->time;
+       ed->p.e->free = true;
+       ed->p.e->freetime = *prog->time;
 }
 
 //===========================================================================
@@ -383,7 +384,7 @@ char *PRVM_ValueString (etype_t type, prvm_eval_t *val)
        switch (type)
        {
        case ev_string:
-               sprintf (line, "%s", PRVM_GetString(val->string));
+               strlcpy (line, PRVM_GetString (val->string), sizeof (line));
                break;
        case ev_entity:
                n = val->edict;
@@ -470,7 +471,7 @@ char *PRVM_UglyValueString (etype_t type, prvm_eval_t *val)
                break;
        case ev_function:
                f = pr_functions + val->function;
-               snprintf (line, sizeof (line), "%s", PRVM_GetString(f->s_name));
+               strlcpy (line, PRVM_GetString (f->s_name), sizeof (line));
                break;
        case ev_field:
                def = PRVM_ED_FieldAtOfs ( val->_int );
@@ -557,7 +558,7 @@ 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)
+void PRVM_ED_Print(prvm_edict_t *ed)
 {
        int             l;
        ddef_t  *d;
@@ -567,9 +568,9 @@ void PRVM_ED_Print (prvm_edict_t *ed)
        int             type;
        char    tempstring[8192], tempstring2[260]; // temporary string buffers
 
-       if (ed->e->free)
+       if (ed->p.e->free)
        {
-               Con_Printf ("%s: FREE\n",PRVM_NAME);
+               Con_Printf("%s: FREE\n",PRVM_NAME);
                return;
        }
 
@@ -595,7 +596,7 @@ void PRVM_ED_Print (prvm_edict_t *ed)
 
                if (strlen(name) > 256)
                {
-                       strncpy(tempstring2, name, 256);
+                       memcpy (tempstring2, name, 256);
                        tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
                        tempstring2[259] = 0;
                        name = tempstring2;
@@ -608,7 +609,7 @@ void PRVM_ED_Print (prvm_edict_t *ed)
                name = PRVM_ValueString(d->type, (prvm_eval_t *)v);
                if (strlen(name) > 256)
                {
-                       strncpy(tempstring2, name, 256);
+                       memcpy (tempstring2, name, 256);
                        tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
                        tempstring2[259] = 0;
                        name = tempstring2;
@@ -617,12 +618,12 @@ void PRVM_ED_Print (prvm_edict_t *ed)
                strcat(tempstring, "\n");
                if (strlen(tempstring) >= 4096)
                {
-                       Con_Printf("%s", tempstring);
+                       Con_Print(tempstring);
                        tempstring[0] = 0;
                }
        }
        if (tempstring[0])
-               Con_Printf("%s", tempstring);
+               Con_Print(tempstring);
 }
 
 /*
@@ -640,11 +641,11 @@ void PRVM_ED_Write (qfile_t *f, prvm_edict_t *ed)
        char    *name;
        int             type;
 
-       FS_Print(f, "{\n");
+       FS_Print(f, "{\n");
 
-       if (ed->e->free)
+       if (ed->p.e->free)
        {
-               FS_Print(f, "}\n");
+               FS_Print(f, "}\n");
                return;
        }
 
@@ -665,16 +666,16 @@ void PRVM_ED_Write (qfile_t *f, prvm_edict_t *ed)
                if (j == prvm_type_size[type])
                        continue;
 
-               FS_Printf (f,"\"%s\" ",name);
-               FS_Printf (f,"\"%s\"\n", PRVM_UglyValueString(d->type, (prvm_eval_t *)v));
+               FS_Printf(f,"\"%s\" ",name);
+               FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString(d->type, (prvm_eval_t *)v));
        }
 
-       FS_Print(f, "}\n");
+       FS_Print(f, "}\n");
 }
 
 void PRVM_ED_PrintNum (int ent)
 {
-       PRVM_ED_Print (PRVM_EDICT_NUM(ent));
+       PRVM_ED_Print(PRVM_EDICT_NUM(ent));
 }
 
 /*
@@ -690,7 +691,7 @@ void PRVM_ED_PrintEdicts_f (void)
 
        if(Cmd_Argc() != 2)
        {
-               Con_Printf("prvm_edicts <program name>\n");
+               Con_Print("prvm_edicts <program name>\n");
                return;
        }
        
@@ -698,7 +699,7 @@ void PRVM_ED_PrintEdicts_f (void)
        if(!PRVM_SetProgFromString(Cmd_Argv(1)))
                return;
 
-       Con_Printf ("%s: %i entities\n", PRVM_NAME, prog->num_edicts);
+       Con_Printf("%s: %i entities\n", PRVM_NAME, prog->num_edicts);
        for (i=0 ; i<prog->num_edicts ; i++)
                PRVM_ED_PrintNum (i);
 
@@ -718,7 +719,7 @@ void PRVM_ED_PrintEdict_f (void)
 
        if(Cmd_Argc() != 3)
        {
-               Con_Printf("prvm_edict <program name> <edict number>\n");
+               Con_Print("prvm_edict <program name> <edict number>\n");
                return;
        }
 
@@ -729,7 +730,7 @@ void PRVM_ED_PrintEdict_f (void)
        i = atoi (Cmd_Argv(2));
        if (i >= prog->num_edicts)
        {
-               Con_Printf("Bad edict number\n");
+               Con_Print("Bad edict number\n");
                PRVM_End;
                return;
        }
@@ -755,7 +756,7 @@ void PRVM_ED_Count_f (void)
 
        if(Cmd_Argc() != 2)
        {
-               Con_Printf("prvm_count <program name>\n");
+               Con_Print("prvm_count <program name>\n");
                return;
        }
 
@@ -771,13 +772,13 @@ void PRVM_ED_Count_f (void)
                for (i=0 ; i<prog->num_edicts ; i++)
                {
                        ent = PRVM_EDICT_NUM(i);
-                       if (ent->e->free)
+                       if (ent->p.e->free)
                                continue;
                        active++;
                }
                
-               Con_Printf ("num_edicts:%3i\n", prog->num_edicts);
-               Con_Printf ("active    :%3i\n", active);
+               Con_Printf("num_edicts:%3i\n", prog->num_edicts);
+               Con_Printf("active    :%3i\n", active);
        }
 
        PRVM_End;
@@ -804,7 +805,7 @@ void PRVM_ED_WriteGlobals (qfile_t *f)
        char            *name;
        int                     type;
 
-       FS_Print(f,"{\n");
+       FS_Print(f,"{\n");
        for (i=0 ; i<prog->progs->numglobaldefs ; i++)
        {
                def = &prog->globaldefs[i];
@@ -817,10 +818,10 @@ void PRVM_ED_WriteGlobals (qfile_t *f)
                        continue;
 
                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\" ", name);
+               FS_Printf(f,"\"%s\"\n", PRVM_UglyValueString(type, (prvm_eval_t *)&prog->globals[def->ofs]));
        }
-       FS_Print(f,"}\n");
+       FS_Print(f,"}\n");
 }
 
 /*
@@ -853,7 +854,7 @@ void PRVM_ED_ParseGlobals (const char *data)
                key = PRVM_ED_FindGlobal (keyname);
                if (!key)
                {
-                       Con_DPrintf ("'%s' is not a global on %s\n", keyname, PRVM_NAME);
+                       Con_DPrintf("'%s' is not a global on %s\n", keyname, PRVM_NAME);
                        continue;
                }
 
@@ -896,7 +897,6 @@ char *PRVM_ED_NewString (const char *string)
        return new;
 }
 
-
 /*
 =============
 PRVM_ED_ParseEval
@@ -965,14 +965,14 @@ qboolean PRVM_ED_ParseEpair(prvm_edict_t *ent, ddef_t *key, const char *s)
                        Con_DPrintf("PRVM_ED_ParseEpair: Can't find field %s in %s\n", s, PRVM_NAME);
                        return false;
                }
-               val->_int = PRVM_G_INT(def->ofs);
+               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);
+                       Con_Printf("PRVM_ED_ParseEpair: Can't find function %s in %s\n", s, PRVM_NAME);
                        return false;
                }
                val->function = func - prog->functions;
@@ -985,6 +985,44 @@ qboolean PRVM_ED_ParseEpair(prvm_edict_t *ent, ddef_t *key, const char *s)
        return true;
 }
 
+/*
+=============
+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));
+               return;
+       }
+
+       PRVM_ED_ParseEpair(ed, key, Cmd_Argv(4));
+
+       PRVM_End;
+}
+
 /*
 ====================
 PRVM_ED_ParseEdict
@@ -1004,10 +1042,6 @@ const char *PRVM_ED_ParseEdict (const char *data, prvm_edict_t *ent)
 
        init = false;
 
-// clear it
-       if (ent != prog->edicts)        // hack
-               memset (ent->v, 0, prog->progs->entityfields * 4);
-
 // go through all the dictionary pairs
        while (1)
        {
@@ -1058,7 +1092,7 @@ const char *PRVM_ED_ParseEdict (const char *data, prvm_edict_t *ent)
                key = PRVM_ED_FindField (keyname);
                if (!key)
                {
-                       Con_DPrintf ("%s: '%s' is not a field\n", PRVM_NAME, keyname);
+                       Con_DPrintf("%s: '%s' is not a field\n", PRVM_NAME, keyname);
                        continue;
                }
 
@@ -1074,7 +1108,7 @@ const char *PRVM_ED_ParseEdict (const char *data, prvm_edict_t *ent)
        }
 
        if (!init)
-               ent->e->free = true;
+               ent->p.e->free = true;
 
        return data;
 }
@@ -1122,6 +1156,10 @@ void PRVM_ED_LoadFromFile (const char *data)
                else 
                        ent = PRVM_ED_Alloc();
 
+               // clear it
+               if (ent != prog->edicts)        // hack
+                       memset (ent->v, 0, prog->progs->entityfields * 4);
+
                data = PRVM_ED_ParseEdict (data, ent);
                parsed++;
 
@@ -1141,8 +1179,8 @@ void PRVM_ED_LoadFromFile (const char *data)
                        string_t handle =  *(string_t*)&((float*)ent->v)[PRVM_ED_FindFieldOffset("classname")];
                        if (!handle)
                        {
-                               Con_Print("No classname for:\n");
-                               PRVM_ED_Print (ent);
+                               Con_Print("No classname for:\n");
+                               PRVM_ED_Print(ent);
                                PRVM_ED_Free (ent);
                                continue;
                        }
@@ -1154,8 +1192,8 @@ void PRVM_ED_LoadFromFile (const char *data)
                        {
                                if (developer.integer) // don't confuse non-developers with errors
                                {
-                                       Con_Print("No spawn function for:\n");
-                                       PRVM_ED_Print (ent);
+                                       Con_Print("No spawn function for:\n");
+                                       PRVM_ED_Print(ent);
                                }
                                PRVM_ED_Free (ent);
                                continue;
@@ -1167,11 +1205,11 @@ void PRVM_ED_LoadFromFile (const char *data)
                }
        
                spawned++;
-               if (ent->e->free)
+               if (ent->p.e->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);
+       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);
 }      
 
 // not used
@@ -1232,22 +1270,16 @@ void PRVM_LoadProgs (const char * filename, int numrequiredfunc, char **required
        int i;
        dstatement_t *st;
        ddef_t *infielddefs;
-       void *temp;
        dfunction_t *dfunctions;
 
        Mem_EmptyPool(prog->progs_mempool);
        Mem_EmptyPool(prog->edictstring_mempool);
 
-       temp = FS_LoadFile (filename, false);
-       if (temp == 0)
+       prog->progs = (dprograms_t *)FS_LoadFile (filename, prog->progs_mempool, false);
+       if (prog->progs == NULL)
                PRVM_ERROR ("PRVM_LoadProgs: couldn't load %s for %s", filename, PRVM_NAME);
 
-       prog->progs = (dprograms_t *)Mem_Alloc(prog->progs_mempool, fs_filesize);
-
-       memcpy(prog->progs, temp, fs_filesize);
-       Mem_Free(temp);
-
-       Con_DPrintf ("%s programs occupy %iK.\n", PRVM_NAME, fs_filesize/1024);
+       Con_DPrintf("%s programs occupy %iK.\n", PRVM_NAME, fs_filesize/1024);
 
        pr_crc = CRC_Block((qbyte *)prog->progs, fs_filesize);
 
@@ -1451,7 +1483,7 @@ void PRVM_LoadProgs (const char * filename, int numrequiredfunc, char **required
        
        prog->self = PRVM_ED_FindGlobal("self");
 
-       if(PRVM_ED_FindGlobal("time"))
+       if( PRVM_ED_FindGlobal("time") && PRVM_ED_FindGlobal("time")->type == ev_float )
                prog->time = &PRVM_G_FLOAT(PRVM_ED_FindGlobal("time")->ofs);
 
        if(PRVM_ED_FindField ("chain"))
@@ -1485,14 +1517,14 @@ void PRVM_Fields_f (void)
        /*
        if (!sv.active)
        {
-               Con_Printf("no progs loaded\n");
+               Con_Print("no progs loaded\n");
                return;
        }
        */
 
        if(Cmd_Argc() != 2)
        {
-               Con_Printf("prvm_fields <program name>\n");
+               Con_Print("prvm_fields <program name>\n");
                return;
        }
 
@@ -1504,7 +1536,7 @@ void PRVM_Fields_f (void)
        for (ednum = 0;ednum < prog->max_edicts;ednum++)
        {
                ed = PRVM_EDICT_NUM(ednum);
-               if (ed->e->free)
+               if (ed->p.e->free)
                        continue;
                for (i = 1;i < prog->progs->numfielddefs;i++)
                {
@@ -1566,7 +1598,7 @@ void PRVM_Fields_f (void)
                }
                if (strlen(name) > 256)
                {
-                       strncpy(tempstring2, name, 256);
+                       memcpy (tempstring2, name, 256);
                        tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
                        tempstring2[259] = 0;
                        name = tempstring2;
@@ -1579,7 +1611,7 @@ void PRVM_Fields_f (void)
                strcat(tempstring, "\n");
                if (strlen(tempstring) >= 4096)
                {
-                       Con_Printf("%s", tempstring);
+                       Con_Print(tempstring);
                        tempstring[0] = 0;
                }
                if (counts[i])
@@ -1600,12 +1632,12 @@ void PRVM_Globals_f (void)
        // TODO
        /*if (!sv.active)
        {
-               Con_Printf("no progs loaded\n");
+               Con_Print("no progs loaded\n");
                return;
        }*/
        if(Cmd_Argc () != 2)
        {
-               Con_Printf("prvm_globals <program name>\n");
+               Con_Print("prvm_globals <program name>\n");
                return;
        }
 
@@ -1622,6 +1654,31 @@ void PRVM_Globals_f (void)
        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( global->type, (prvm_eval_t *) &prog->globals[ global->ofs ] ) ); 
+       PRVM_End;
+}
+
 /*
 ===============
 PRVM_Init
@@ -1635,6 +1692,8 @@ void PRVM_Init (void)
        Cmd_AddCommand ("prvm_profile", PRVM_Profile_f);
        Cmd_AddCommand ("prvm_fields", PRVM_Fields_f);
        Cmd_AddCommand ("prvm_globals", PRVM_Globals_f);
+       Cmd_AddCommand ("prvm_global", PRVM_Global_f);
+       Cmd_AddCommand ("prvm_edictset", PRVM_ED_EdictSet_f);
        // LordHavoc: optional runtime bounds checking (speed drain, but worth it for security, on by default - breaks most QCCX features (used by CRMod and others))
        Cvar_RegisterVariable (&prvm_boundscheck);
        Cvar_RegisterVariable (&prvm_traceqc);