/* 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. */ #include "quakedef.h" #include "qwsvdef.h" #ifdef VM_Q1 #define GAME_API_VERSION 13 #define MAX_Q1QVM_EDICTS 768 //according to ktx at api version 12 (fte's protocols go to 2048) #define VMFSID_Q1QVM 57235 //a cookie #if GAME_API_VERSION >= 13 #define WASTED_EDICT_T_SIZE (VM_NonNative(q1qvm)?sizeof(int):sizeof(void*)) //in version 13, the actual edict_t struct is gone, and there's a pointer to it in its place (which we don't need, but it changes size based on vm/native). #else //this is probably broken on 64bit native code #define WASTED_EDICT_T_SIZE 114 //qclib has split edict_t and entvars_t. //mvdsv and the api we're implementing has them in one lump //so we need to bias our entvars_t and fake the offsets a little. #endif //=============================================================== // // system traps provided by the main engine // typedef enum { //============== general Quake services ================== G_GETAPIVERSION, // ( void); //0 G_DPRINT, // ( const char *string ); //1 // print message on the local console G_ERROR, // ( const char *string ); //2 // abort the game G_GetEntityToken, //3 G_SPAWN_ENT, //4 G_REMOVE_ENT, //5 G_PRECACHE_SOUND, G_PRECACHE_MODEL, G_LIGHTSTYLE, G_SETORIGIN, G_SETSIZE, //10 G_SETMODEL, G_BPRINT, G_SPRINT, G_CENTERPRINT, G_AMBIENTSOUND, //15 G_SOUND, G_TRACELINE, G_CHECKCLIENT, G_STUFFCMD, G_LOCALCMD, //20 G_CVAR, G_CVAR_SET, G_FINDRADIUS, G_WALKMOVE, G_DROPTOFLOOR, //25 G_CHECKBOTTOM, G_POINTCONTENTS, G_NEXTENT, G_AIM, G_MAKESTATIC, //30 G_SETSPAWNPARAMS, G_CHANGELEVEL, G_LOGFRAG, G_GETINFOKEY, G_MULTICAST, //35 G_DISABLEUPDATES, G_WRITEBYTE, G_WRITECHAR, G_WRITESHORT, G_WRITELONG, //40 G_WRITEANGLE, G_WRITECOORD, G_WRITESTRING, G_WRITEENTITY, G_FLUSHSIGNON, //45 g_memset, g_memcpy, g_strncpy, g_sin, g_cos, //50 g_atan2, g_sqrt, g_floor, g_ceil, g_acos, //55 G_CMD_ARGC, G_CMD_ARGV, G_TraceCapsule, G_FS_OpenFile, G_FS_CloseFile, //60 G_FS_ReadFile, G_FS_WriteFile, G_FS_SeekFile, G_FS_TellFile, G_FS_GetFileList, //65 G_CVAR_SET_FLOAT, G_CVAR_STRING, G_Map_Extension, G_strcmp, G_strncmp, //70 G_stricmp, G_strnicmp, G_Find, G_executecmd, G_conprint, //75 G_readcmd, G_redirectcmd, G_Add_Bot, G_Remove_Bot, G_SetBotUserInfo, //80 G_SetBotCMD, G_strftime, G_CMD_ARGS, G_CMD_TOKENIZE, G_strlcpy, //85 G_strlcat, G_MAKEVECTORS, G_NEXTCLIENT, G_PRECACHE_VWEP_MODEL, G_SETPAUSE, G_SETUSERINFO, G_MOVETOGOAL, G_MAX } gameImport_t; // // functions exported by the game subsystem // typedef enum { GAME_INIT, // ( int levelTime, int randomSeed, int restart ); // init and shutdown will be called every single level // The game should call G_GET_ENTITY_TOKEN to parse through all the // entity configuration text and spawn gentities. GAME_LOADENTS, GAME_SHUTDOWN, // (void); GAME_CLIENT_CONNECT, // ( int clientNum ,int isSpectator); GAME_PUT_CLIENT_IN_SERVER, GAME_CLIENT_USERINFO_CHANGED, // ( int clientNum,int isSpectator ); GAME_CLIENT_DISCONNECT, // ( int clientNum,int isSpectator ); GAME_CLIENT_COMMAND, // ( int clientNum,int isSpectator ); GAME_CLIENT_PRETHINK, GAME_CLIENT_THINK, // ( int clientNum,int isSpectator ); GAME_CLIENT_POSTTHINK, GAME_START_FRAME, // ( int levelTime ); GAME_SETCHANGEPARMS, //self GAME_SETNEWPARMS, GAME_CONSOLE_COMMAND, // ( void ); GAME_EDICT_TOUCH, //(self,other) GAME_EDICT_THINK, //(self,other=world,time) GAME_EDICT_BLOCKED, //(self,other) GAME_CLIENT_SAY, //(int isteam) GAME_PAUSED_TIC, //(int milliseconds) } gameExport_t; typedef enum { F_INT, F_FLOAT, F_LSTRING, // string on disk, pointer in memory, TAG_LEVEL // F_GSTRING, // string on disk, pointer in memory, TAG_GAME F_VECTOR, F_ANGLEHACK, // F_ENTITY, // index on disk, pointer in memory // F_ITEM, // index on disk, pointer in memory // F_CLIENT, // index on disk, pointer in memory F_IGNORE } fieldtype_t; typedef struct { string_t name; int ofs; fieldtype_t type; // int flags; } field_t; typedef struct { int pad[28]; int self; int other; int world; float time; float frametime; int newmis; float force_retouch; string_t mapname; float serverflags; float total_secrets; float total_monsters; float found_secrets; float killed_monsters; float parm1; float parm2; float parm3; float parm4; float parm5; float parm6; float parm7; float parm8; float parm9; float parm10; float parm11; float parm12; float parm13; float parm14; float parm15; float parm16; vec3_t v_forward; vec3_t v_up; vec3_t v_right; float trace_allsolid; float trace_startsolid; float trace_fraction; vec3_t trace_endpos; vec3_t trace_plane_normal; float trace_plane_dist; int trace_ent; float trace_inopen; float trace_inwater; int msg_entity; func_t main; func_t StartFrame; func_t PlayerPreThink; func_t PlayerPostThink; func_t ClientKill; func_t ClientConnect; func_t PutClientInServer; func_t ClientDisconnect; func_t SetNewParms; func_t SetChangeParms; } q1qvmglobalvars_t; //this is not directly usable in 64bit to refer to a 32bit qvm (hence why we have two versions). typedef struct { struct vmedict_s *ents; int sizeofent; q1qvmglobalvars_t *global; field_t *fields; int APIversion; } gameDataN_t; typedef struct { unsigned int ents; int sizeofent; unsigned int global; unsigned int fields; int APIversion; } gameData32_t; typedef int fileHandle_t; typedef enum { FS_READ_BIN, FS_READ_TXT, FS_WRITE_BIN, FS_WRITE_TXT, FS_APPEND_BIN, FS_APPEND_TXT } fsMode_t; typedef enum { FS_SEEK_CUR, FS_SEEK_END, FS_SEEK_SET } fsOrigin_t; static char *q1qvmentstring; static vm_t *q1qvm; static progfuncs_t q1qvmprogfuncs; static edict_t *q1qvmedicts[MAX_Q1QVM_EDICTS]; static void *evars; //pointer to the gamecodes idea of an edict_t static qintptr_t vevars; //offset into the vm base of evars /* static char *Q1QVMPF_AddString(progfuncs_t *pf, char *base, int minlength) { char *n; int l = strlen(base); Con_Printf("warning: string %s will not be readable from the qvm\n", base); l = l= sv.max_edicts) return NULL; e = q1qvmedicts[num]; if (!e) { e = q1qvmedicts[num] = Z_TagMalloc(sizeof(edict_t)+sizeof(extentvars_t), VMFSID_Q1QVM); e->v = (stdentvars_t*)((char*)evars + (num * pr_edict_size) + WASTED_EDICT_T_SIZE); e->xv = (extentvars_t*)(e+1); e->entnum = num; } return e; } static unsigned int Q1QVMPF_NumForEdict(progfuncs_t *pf, edict_t *e) { return e->entnum; } static int Q1QVMPF_EdictToProgs(progfuncs_t *pf, edict_t *e) { return e->entnum*pr_edict_size; } static edict_t *Q1QVMPF_ProgsToEdict(progfuncs_t *pf, int num) { if (num % pr_edict_size) Con_Printf("Edict To Progs with remainder\n"); num /= pr_edict_size; return Q1QVMPF_EdictNum(pf, num); } void Q1QVMED_ClearEdict (edict_t *e, qboolean wipe) { int num = e->entnum; if (wipe) memset (e->v, 0, pr_edict_size - WASTED_EDICT_T_SIZE); e->isfree = false; e->entnum = num; } static void Q1QVMPF_EntRemove(progfuncs_t *pf, edict_t *e) { if (!ED_CanFree(e)) return; e->isfree = true; e->freetime = sv.time; } static edict_t *Q1QVMPF_EntAlloc(progfuncs_t *pf) { int i; edict_t *e; for ( i=0 ; iisfree && ( e->freetime < 2 || sv.time - e->freetime > 0.5 ) )) { Q1QVMED_ClearEdict (e, true); ED_Spawned((struct edict_s *) e, false); return (struct edict_s *)e; } } if (i >= sv.max_edicts-1) //try again, but use timed out ents. { for ( i=0 ; iisfree)) { Q1QVMED_ClearEdict (e, true); ED_Spawned((struct edict_s *) e, false); return (struct edict_s *)e; } } if (i >= sv.max_edicts-1) { Sys_Error ("ED_Alloc: no free edicts"); } } sv.num_edicts++; e = (edict_t*)EDICT_NUM(pf, i); // new ents come ready wiped // Q1QVMED_ClearEdict (e, false); ED_Spawned((struct edict_s *) e, false); return (struct edict_s *)e; } static int Q1QVMPF_LoadEnts(progfuncs_t *pf, char *mapstring, float spawnflags) { q1qvmentstring = mapstring; VM_Call(q1qvm, GAME_LOADENTS); q1qvmentstring = NULL; return pr_edict_size; } static eval_t *Q1QVMPF_GetEdictFieldValue(progfuncs_t *pf, edict_t *e, char *fieldname, evalc_t *cache) { if (!strcmp(fieldname, "message")) { return (eval_t*)&e->v->message; } return NULL; } static eval_t *Q1QVMPF_FindGlobal (progfuncs_t *prinst, char *name, progsnum_t num) { return NULL; } static globalvars_t *Q1QVMPF_Globals(progfuncs_t *prinst, int prnum) { return NULL; } static string_t Q1QVMPF_StringToProgs(progfuncs_t *prinst, char *str) { return (string_t)(str - (char*)VM_MemoryBase(q1qvm)); } static char *Q1QVMPF_StringToNative(progfuncs_t *prinst, string_t str) { return (char*)VM_MemoryBase(q1qvm) + str; } //FIXME: move these to a header void PF_WriteByte (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteChar (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteShort (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteLong (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteAngle (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteCoord (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteFloat (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteString (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_WriteEntity (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_multicast (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_svtraceline (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_changelevel (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_cvar_set (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_cvar_setf (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_applylightstyle(int style, char *val, int col); void PF_ambientsound_Internal (float *pos, char *samp, float vol, float attenuation); void PF_makestatic (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_logfrag (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_centerprint (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_ExecuteCommand (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_setspawnparms (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_walkmove (progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_ForceInfoKey(progfuncs_t *prinst, struct globalvars_s *pr_globals); void PF_precache_vwep_model(progfuncs_t *prinst, struct globalvars_s *pr_globals); int PF_checkclient_Internal (progfuncs_t *prinst); void PF_precache_sound_Internal (progfuncs_t *prinst, char *s); void PF_precache_model_Internal (progfuncs_t *prinst, char *s); void PF_setmodel_Internal (progfuncs_t *prinst, edict_t *e, char *m); char *PF_infokey_Internal (int entnum, char *value); void PF_centerprint_Internal (int entnum, char *s); static int WrapQCBuiltin(builtin_t func, void *offset, quintptr_t mask, const qintptr_t *arg, char *argtypes) { globalvars_t gv; int argnum=0; while(*argtypes) { switch(*argtypes++) { case 'f': gv.param[argnum++].f = VM_FLOAT(*arg++); break; case 'i': gv.param[argnum++].f = VM_LONG(*arg++); break; case 'n': //ent num gv.param[argnum++].i = EDICT_TO_PROG(svprogfuncs, Q1QVMPF_EdictNum(svprogfuncs, VM_LONG(*arg++))); break; case 'v': //three seperate args -> 1 vector gv.param[argnum].vec[0] = VM_FLOAT(*arg++); gv.param[argnum].vec[1] = VM_FLOAT(*arg++); gv.param[argnum].vec[2] = VM_FLOAT(*arg++); argnum++; break; case 's': gv.param[argnum].i = VM_LONG(*arg++); argnum++; break; } } svprogfuncs->callargc = &argnum; gv.ret.i = 0; func(svprogfuncs, &gv); return gv.ret.i; } #define VALIDATEPOINTER(o,l) if ((qintptr_t)o + l >= mask || VM_POINTER(o) < offset) SV_Error("Call to game trap %i passes invalid pointer\n", (int)fn); //out of bounds. static qintptr_t syscallhandle (void *offset, quintptr_t mask, qintptr_t fn, const qintptr_t *arg) { switch (fn) { case G_GETAPIVERSION: return GAME_API_VERSION; case G_DPRINT: Con_Printf("%s", (char*)VM_POINTER(arg[0])); break; case G_ERROR: SV_Error("Q1QVM: %s", (char*)VM_POINTER(arg[0])); break; case G_GetEntityToken: { if (VM_OOB(arg[0], arg[1])) return false; if (q1qvmentstring) { char *ret = VM_POINTER(arg[0]); q1qvmentstring = COM_Parse(q1qvmentstring); Q_strncpyz(ret, com_token, VM_LONG(arg[1])); return *com_token != 0; } else { char *ret = VM_POINTER(arg[0]); strcpy(ret, ""); return false; } } break; case G_SPAWN_ENT: return Q1QVMPF_EntAlloc(svprogfuncs)->entnum; case G_REMOVE_ENT: if (arg[0] >= sv.max_edicts) return false; Q1QVMPF_EntRemove(svprogfuncs, q1qvmedicts[arg[0]]); return true; case G_PRECACHE_SOUND: PF_precache_sound_Internal(svprogfuncs, VM_POINTER(arg[0])); break; case G_PRECACHE_MODEL: PF_precache_model_Internal(svprogfuncs, VM_POINTER(arg[0])); break; case G_LIGHTSTYLE: PF_applylightstyle(VM_LONG(arg[0]), VM_POINTER(arg[1]), 7); break; case G_SETORIGIN: { edict_t *e = Q1QVMPF_EdictNum(svprogfuncs, VM_LONG(arg[0])); if (!e || e->isfree) return false; e->v->origin[0] = VM_FLOAT(arg[1]); e->v->origin[1] = VM_FLOAT(arg[2]); e->v->origin[2] = VM_FLOAT(arg[3]); SV_LinkEdict (e, false); return true; } break; case G_SETSIZE: { edict_t *e = Q1QVMPF_EdictNum(svprogfuncs, arg[0]); if (!e || e->isfree) return false; e->v->mins[0] = VM_FLOAT(arg[1]); e->v->mins[1] = VM_FLOAT(arg[2]); e->v->mins[2] = VM_FLOAT(arg[3]); e->v->maxs[0] = VM_FLOAT(arg[4]); e->v->maxs[1] = VM_FLOAT(arg[5]); e->v->maxs[2] = VM_FLOAT(arg[6]); VectorSubtract (e->v->maxs, e->v->mins, e->v->size); SV_LinkEdict (e, false); return true; } case G_SETMODEL: { edict_t *e = Q1QVMPF_EdictNum(svprogfuncs, arg[0]); PF_setmodel_Internal(svprogfuncs, e, VM_POINTER(arg[1])); } break; case G_BPRINT: SV_BroadcastPrintf(arg[0], "%s", (char*)VM_POINTER(arg[1])); break; case G_SPRINT: if ((unsigned)VM_LONG(arg[0]) > sv.allocated_client_slots) return 0; SV_ClientPrintf(&svs.clients[VM_LONG(arg[0])-1], VM_LONG(arg[1]), "%s", (char*)VM_POINTER(arg[2])); break; case G_CENTERPRINT: PF_centerprint_Internal(VM_LONG(arg[0]), VM_POINTER(arg[1])); break; case G_AMBIENTSOUND: { vec3_t pos; pos[0] = VM_FLOAT(arg[0]); pos[1] = VM_FLOAT(arg[1]); pos[2] = VM_FLOAT(arg[2]); PF_ambientsound_Internal(pos, VM_POINTER(arg[3]), VM_FLOAT(arg[4]), VM_FLOAT(arg[5])); } break; case G_SOUND: // ( int edn, int channel, char *samp, float vol, float att ) SVQ1_StartSound (Q1QVMPF_EdictNum(svprogfuncs, VM_LONG(arg[0])), VM_LONG(arg[1]), VM_POINTER(arg[2]), VM_FLOAT(arg[3])*255, VM_FLOAT(arg[4])); break; case G_TRACELINE: WrapQCBuiltin(PF_svtraceline, offset, mask, arg, "vvin"); break; case G_CHECKCLIENT: return PF_checkclient_Internal(svprogfuncs); case G_STUFFCMD: { char *s; client_t *cl; if ((unsigned)VM_LONG(arg[0]) > sv.allocated_client_slots) return -1; cl = &svs.clients[VM_LONG(arg[0])-1]; if (cl->state != cs_spawned) return -1; s = VM_POINTER(arg[1]); ClientReliableWrite_Begin (cl, svc_stufftext, 3+strlen(s)); ClientReliableWrite_String(cl, s); } break; case G_LOCALCMD: Cbuf_AddText (VM_POINTER(arg[0]), RESTRICT_INSECURE); break; case G_CVAR: { int i; cvar_t *c; char *vname = VM_POINTER(arg[0]); //paused state is not a cvar. if (!strcmp(vname, "sv_paused")) { float f; f = sv.paused; return VM_LONG(f); } c = Cvar_Get(vname, "", 0, "Gamecode"); i = VM_LONG(c->value); return i; } case G_CVAR_SET: { cvar_t *var; var = Cvar_Get(VM_POINTER(arg[0]), VM_POINTER(arg[1]), 0, "Gamecode variables"); if (!var) return -1; Cvar_Set (var, VM_POINTER(arg[1])); } break; case G_FINDRADIUS: { int start = ((char*)VM_POINTER(arg[0]) - (char*)evars) / pr_edict_size; edict_t *ed; vec3_t diff; float *org = VM_POINTER(arg[1]); float rad = VM_FLOAT(arg[2]); rad *= rad; for(start++; start < sv.num_edicts; start++) { ed = EDICT_NUM(svprogfuncs, start); if (ed->isfree) continue; VectorSubtract(ed->v->origin, org, diff); if (rad > DotProduct(diff, diff)) return (qintptr_t)(vevars + start*pr_edict_size); } return 0; } case G_WALKMOVE: return 0;//FIXME WrapQCBuiltin(PF_cvar_set, offset, mask, arg, "ff"); #ifdef _MSC_VER #pragma message("G_WALKMOVE not implemented") #elif defined(GCC) #endif case G_DROPTOFLOOR: { edict_t *ent; vec3_t end; vec3_t start; trace_t trace; extern cvar_t pr_droptofloorunits; ent = EDICT_NUM(svprogfuncs, arg[0]); VectorCopy (ent->v->origin, end); if (pr_droptofloorunits.value > 0) end[2] -= pr_droptofloorunits.value; else end[2] -= 256; VectorCopy (ent->v->origin, start); trace = SV_Move (start, ent->v->mins, ent->v->maxs, end, MOVE_NORMAL, ent); if (trace.fraction == 1 || trace.allsolid) return false; else { VectorCopy (trace.endpos, ent->v->origin); SV_LinkEdict (ent, false); ent->v->flags = (int)ent->v->flags | FL_ONGROUND; ent->v->groundentity = EDICT_TO_PROG(svprogfuncs, trace.ent); return true; } } break; case G_CHECKBOTTOM: return SV_CheckBottom(EDICT_NUM(svprogfuncs, VM_LONG(arg[0]))); case G_POINTCONTENTS: { vec3_t v; v[0] = VM_FLOAT(arg[0]); v[1] = VM_FLOAT(arg[1]); v[2] = VM_FLOAT(arg[2]); return sv.worldmodel->funcs.PointContents(sv.worldmodel, v); } break; case G_NEXTENT: { //input output are entity numbers unsigned int i; edict_t *ent; i = VM_LONG(arg[0]); while (1) { i++; if (i >= sv.num_edicts) { return 0; } ent = EDICT_NUM(svprogfuncs, i); if (!ent->isfree) { return i; } } break; } /* case G_AIM: //not in mvdsv anyway break; */ case G_MAKESTATIC: WrapQCBuiltin(PF_makestatic, offset, mask, arg, "n"); break; case G_SETSPAWNPARAMS: WrapQCBuiltin(PF_setspawnparms, offset, mask, arg, "n"); break; case G_CHANGELEVEL: WrapQCBuiltin(PF_changelevel, offset, mask, arg, "s"); break; case G_LOGFRAG: WrapQCBuiltin(PF_logfrag, offset, mask, arg, "nn"); break; case G_PRECACHE_VWEP_MODEL: { int i = WrapQCBuiltin(PF_precache_vwep_model, offset, mask, arg, "s"); float f = *(float*)&i; return f; } break; case G_GETINFOKEY: { char *v; if (VM_OOB(arg[2], arg[3])) return -1; v = PF_infokey_Internal(VM_LONG(arg[0]), VM_POINTER(arg[1])); Q_strncpyz(VM_POINTER(arg[2]), v, VM_LONG(arg[3])); } break; case G_MULTICAST: WrapQCBuiltin(PF_multicast, offset, mask, arg, "vi"); break; case G_DISABLEUPDATES: //FIXME: remember to ask mvdsv people why this is useful Con_Printf("G_DISABLEUPDATES: not supported\n"); break; case G_WRITEBYTE: WrapQCBuiltin(PF_WriteByte, offset, mask, arg, "ii"); break; case G_WRITECHAR: WrapQCBuiltin(PF_WriteChar, offset, mask, arg, "ii"); break; case G_WRITESHORT: WrapQCBuiltin(PF_WriteShort, offset, mask, arg, "ii"); break; case G_WRITELONG: WrapQCBuiltin(PF_WriteLong, offset, mask, arg, "ii"); break; case G_WRITEANGLE: WrapQCBuiltin(PF_WriteAngle, offset, mask, arg, "if"); break; case G_WRITECOORD: WrapQCBuiltin(PF_WriteCoord, offset, mask, arg, "if"); break; case G_WRITESTRING: PF_WriteString_Internal(VM_LONG(arg[0]), VM_POINTER(arg[1])); break; case G_WRITEENTITY: WrapQCBuiltin(PF_WriteEntity, offset, mask, arg, "in"); break; case G_FLUSHSIGNON: SV_FlushSignon (); break; case g_memset: { void *dst = VM_POINTER(arg[0]); VALIDATEPOINTER(arg[0], arg[2]); memset(dst, arg[1], arg[2]); return arg[0]; } case g_memcpy: { void *dst = VM_POINTER(arg[0]); void *src = VM_POINTER(arg[1]); VALIDATEPOINTER(arg[0], arg[2]); memmove(dst, src, arg[2]); return arg[0]; } break; case g_strncpy: VALIDATEPOINTER(arg[0], arg[2]); Q_strncpyS(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]); return arg[0]; case g_sin: VM_FLOAT(fn)=(float)sin(VM_FLOAT(arg[0])); return fn; case g_cos: VM_FLOAT(fn)=(float)cos(VM_FLOAT(arg[0])); return fn; case g_atan2: VM_FLOAT(fn)=(float)atan2(VM_FLOAT(arg[0]), VM_FLOAT(arg[1])); return fn; case g_sqrt: VM_FLOAT(fn)=(float)sqrt(VM_FLOAT(arg[0])); return fn; case g_floor: VM_FLOAT(fn)=(float)floor(VM_FLOAT(arg[0])); return fn; case g_ceil: VM_FLOAT(fn)=(float)ceil(VM_FLOAT(arg[0])); return fn; case g_acos: VM_FLOAT(fn)=(float)acos(VM_FLOAT(arg[0])); return fn; case G_CMD_ARGC: return Cmd_Argc(); case G_CMD_ARGV: { char *c; c = Cmd_Argv(VM_LONG(arg[0])); if (VM_OOB(arg[1], arg[2])) return -1; Q_strncpyz(VM_POINTER(arg[1]), c, VM_LONG(arg[2])); } break; case G_TraceCapsule: WrapQCBuiltin(PF_svtraceline, offset, mask, arg, "vvinvv"); break; case G_FS_OpenFile: //0 = name //1 = &handle //2 = mode //ret = filesize or -1 // Con_Printf("G_FSOpenFile: %s (mode %i)\n", VM_POINTER(arg[0]), arg[2]); return VM_fopen(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]/2, VMFSID_Q1QVM); case G_FS_CloseFile: VM_fclose(arg[0], VMFSID_Q1QVM); break; case G_FS_ReadFile: if (VM_OOB(arg[0], arg[1])) return 0; return VM_FRead(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_LONG(arg[2]), VMFSID_Q1QVM); /* //not supported, open will fail anyway case G_FS_WriteFile: return VM_FWrite(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_LONG(arg[2]), VMFSID_Q1QVM); break; */ /* case G_FS_SeekFile: // int trap_FS_SeekFile( fileHandle_t handle, int offset, int type ) return VM_FSeek(VM_LONG(arg[0]), VM_LONG(arg[1]), VM_LONG(arg[2])); break; */ /* case G_FS_TellFile: break; */ case G_FS_GetFileList: if (VM_OOB(arg[2], arg[3])) return 0; return VM_GetFileList(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case G_CVAR_SET_FLOAT: { cvar_t *var; var = Cvar_Get(VM_POINTER(arg[0]), VM_POINTER(arg[1]), 0, "Gamecode variables"); if (!var) return -1; Cvar_SetValue (var, VM_FLOAT(arg[1])); } break; case G_CVAR_STRING: { cvar_t *cv; if (VM_OOB(arg[1], arg[2])) return -1; cv = Cvar_Get(VM_POINTER(arg[0]), "", 0, "QC variables"); if (cv) Q_strncpyz(VM_POINTER(arg[1]), cv->string, VM_LONG(arg[2])); else Q_strncpyz(VM_POINTER(arg[1]), "", VM_LONG(arg[2])); } break; case G_Map_Extension: //yes, this does exactly match mvdsv... if (VM_LONG(arg[1]) < G_MAX) return -2; //can't map that there else return -1; //extension not known case G_strcmp: { char *a = VM_POINTER(arg[0]); char *b = VM_POINTER(arg[1]); return strcmp(a, b); } case G_strncmp: { char *a = VM_POINTER(arg[0]); char *b = VM_POINTER(arg[1]); return strncmp(a, b, VM_LONG(arg[2])); } case G_stricmp: { char *a = VM_POINTER(arg[0]); char *b = VM_POINTER(arg[1]); return stricmp(a, b); } case G_strnicmp: { char *a = VM_POINTER(arg[0]); char *b = VM_POINTER(arg[1]); return strnicmp(a, b, VM_LONG(arg[2])); } case G_Find: { edict_t *e = VM_POINTER(arg[0]); int ofs = VM_LONG(arg[1]) - WASTED_EDICT_T_SIZE; char *match = VM_POINTER(arg[2]); char *field; int first = e?((char*)e - (char*)evars)/pr_edict_size:0; int i; if (!match) match = ""; for (i = first+1; i < sv.num_edicts; i++) { e = q1qvmedicts[i]; field = VM_POINTER(*((string_t*)e->v + ofs/4)); if (field == NULL) { if (*match == '\0') return ((char*)e->v - (char*)offset)-WASTED_EDICT_T_SIZE; } else { if (!strcmp(field, match)) return ((char*)e->v - (char*)offset)-WASTED_EDICT_T_SIZE; } } } return 0; case G_executecmd: WrapQCBuiltin(PF_ExecuteCommand, offset, mask, arg, ""); break; case G_conprint: Con_Printf("%s", (char*)VM_POINTER(arg[0])); break; case G_readcmd: { extern char outputbuf[]; extern redirect_t sv_redirected; extern int sv_redirectedlang; redirect_t old; int oldl; char *s = VM_POINTER(arg[0]); char *output = VM_POINTER(arg[1]); int outputlen = VM_LONG(arg[2]); if (VM_OOB(arg[1], arg[2])) return -1; Cbuf_Execute(); //FIXME: this code is flawed Cbuf_AddText (s, RESTRICT_LOCAL); old = sv_redirected; oldl = sv_redirectedlang; if (old != RD_NONE) SV_EndRedirect(); SV_BeginRedirect(RD_OBLIVION, LANGDEFAULT); Cbuf_Execute(); Q_strncpyz(output, outputbuf, outputlen); SV_EndRedirect(); if (old != RD_NONE) SV_BeginRedirect(old, oldl); Con_DPrintf("PF_readcmd: %s\n%s", s, output); } break; case G_redirectcmd: //FIXME: KTX uses this, along with a big fat warning. //it shouldn't be vital to the normal functionality //just restricts admin a little (did these guys never hear of rcon?) //I'm too lazy to implement it though. return 0; case G_Add_Bot: //FIXME: not implemented, always returns failure. //the other bot functions only ever work on bots anyway, so don't need to be implemented until this one is return 0; /* case G_Remove_Bot: break; case G_SetBotCMD: break; */ case G_SETUSERINFO: { char *key = VM_POINTER(arg[1]); if (*key == '*' && (VM_LONG(arg[3])&1)) return -1; //denied! } //fallthrough case G_MOVETOGOAL: return !!WrapQCBuiltin(SV_MoveToGoal, offset, mask, arg, "f"); case G_SetBotUserInfo: WrapQCBuiltin(PF_ForceInfoKey, offset, mask, arg, "ess"); return 0; case G_strftime: { char *out = VM_POINTER(arg[0]); char *fmt = VM_POINTER(arg[2]); time_t curtime; struct tm *local; if (VM_OOB(arg[0], arg[1]) || !out) return -1; //please don't corrupt me time(&curtime); curtime += VM_LONG(arg[3]); local = localtime(&curtime); strftime(out, VM_LONG(arg[1]), fmt, local); } break; case G_CMD_ARGS: { char *c; c = Cmd_Args(); if (VM_OOB(arg[0], arg[1])) return -1; Q_strncpyz(VM_POINTER(arg[0]), c, VM_LONG(arg[1])); } break; case G_CMD_TOKENIZE: { char *str = VM_POINTER(arg[0]); Cmd_TokenizeString(str, false, false); return Cmd_Argc(); } break; case G_strlcpy: { char *dst = VM_POINTER(arg[0]); char *src = VM_POINTER(arg[1]); if (VM_OOB(arg[0], arg[2])) return -1; Q_strncpyz(dst, src, VM_LONG(arg[2])); //WARNING: no return value } break; case G_strlcat: { char *dst = VM_POINTER(arg[0]); char *src = VM_POINTER(arg[1]); if (VM_OOB(arg[0], arg[2])) return -1; Q_strncatz(dst, src, VM_LONG(arg[2])); //WARNING: no return value } break; case G_MAKEVECTORS: AngleVectors(VM_POINTER(arg[0]), P_VEC(v_forward), P_VEC(v_right), P_VEC(v_up)); break; case G_NEXTCLIENT: { unsigned int start = ((char*)VM_POINTER(arg[0]) - (char*)evars) / pr_edict_size; while (start < sv.allocated_client_slots) { if (svs.clients[start].state == cs_spawned) return (qintptr_t)(vevars + (start+1) * pr_edict_size); start++; } return 0; } break; case G_SETPAUSE: { int i; client_t *cl; int pause = VM_LONG(arg[0]); if ((sv.paused&1) == (pause&1)) break; //nothing changed, ignore it. sv.paused = pause; sv.pausedstart = Sys_DoubleTime(); // send out notifications for (i=0, cl = svs.clients ; istate) continue; if ((ISQWCLIENT(cl) || ISNQCLIENT(cl)) && !cl->controller) { ClientReliableWrite_Begin (cl, svc_setpause, 2); ClientReliableWrite_Byte (cl, sv.paused); } } } break; default: SV_Error("Q1QVM: Trap %i not implemented\n", (int)fn); break; } return 0; } #if __WORDSIZE == 64 static int syscallqvm (void *offset, quintptr_t mask, int fn, const int *arg) { qintptr_t args[13]; int i; for (i = 0; i < 13; i++) args[i] = arg[i]; return syscallhandle(offset, mask, fn, args); } #else #define syscallqvm (sys_callqvm_t)syscallhandle #endif static qintptr_t EXPORT_FN syscallnative (qintptr_t arg, ...) { qintptr_t args[13]; va_list argptr; va_start(argptr, arg); args[0]=va_arg(argptr, qintptr_t); args[1]=va_arg(argptr, qintptr_t); args[2]=va_arg(argptr, qintptr_t); args[3]=va_arg(argptr, qintptr_t); args[4]=va_arg(argptr, qintptr_t); args[5]=va_arg(argptr, qintptr_t); args[6]=va_arg(argptr, qintptr_t); args[7]=va_arg(argptr, qintptr_t); args[8]=va_arg(argptr, qintptr_t); args[9]=va_arg(argptr, qintptr_t); args[10]=va_arg(argptr, qintptr_t); args[11]=va_arg(argptr, qintptr_t); args[12]=va_arg(argptr, qintptr_t); va_end(argptr); return syscallhandle(NULL, ~0, arg, args); } void Q1QVM_Shutdown(void) { int i; if (q1qvm) { for (i = 0; i < MAX_CLIENTS; i++) { if (svs.clients[i].name) Q_strncpyz(svs.clients[i].namebuf, svs.clients[i].name, sizeof(svs.clients[i].namebuf)); svs.clients[i].name = svs.clients[i].namebuf; } VM_Destroy(q1qvm); } q1qvm = NULL; VM_fcloseall(VMFSID_Q1QVM); if (svprogfuncs == &q1qvmprogfuncs) svprogfuncs = NULL; Z_FreeTags(VMFSID_Q1QVM); } qboolean PR_LoadQ1QVM(void) { static float writable; int i; gameDataN_t *gd, gdm; gameData32_t *gd32; qintptr_t ret; if (q1qvm) VM_Destroy(q1qvm); q1qvm = VM_Create(NULL, "qwprogs", syscallnative, syscallqvm); if (!q1qvm) return false; progstype = PROG_QW; svprogfuncs = &q1qvmprogfuncs; // q1qvmprogfuncs.AddString = Q1QVMPF_AddString; //using this breaks 64bit support, and is a 'bad plan' elsewhere too, q1qvmprogfuncs.EDICT_NUM = Q1QVMPF_EdictNum; q1qvmprogfuncs.NUM_FOR_EDICT = Q1QVMPF_NumForEdict; q1qvmprogfuncs.EdictToProgs = Q1QVMPF_EdictToProgs; q1qvmprogfuncs.ProgsToEdict = Q1QVMPF_ProgsToEdict; q1qvmprogfuncs.EntAlloc = Q1QVMPF_EntAlloc; q1qvmprogfuncs.EntFree = Q1QVMPF_EntRemove; q1qvmprogfuncs.FindGlobal = Q1QVMPF_FindGlobal; q1qvmprogfuncs.load_ents = Q1QVMPF_LoadEnts; q1qvmprogfuncs.globals = Q1QVMPF_Globals; q1qvmprogfuncs.GetEdictFieldValue = Q1QVMPF_GetEdictFieldValue; q1qvmprogfuncs.StringToProgs = Q1QVMPF_StringToProgs; q1qvmprogfuncs.StringToNative = Q1QVMPF_StringToNative; sv.num_edicts = 0; //we're not ready for most of the builtins yet sv.max_edicts = 0; //so clear these out, just in case pr_edict_size = 0; //if we get a division by zero, then at least its a safe crash memset(q1qvmedicts, 0, sizeof(q1qvmedicts)); q1qvmprogfuncs.stringtable = VM_MemoryBase(q1qvm); ret = VM_Call(q1qvm, GAME_INIT, (qintptr_t)(sv.time*1000), rand()); if (!ret) { Q1QVM_Shutdown(); return false; } if (VM_NonNative(q1qvm)) { gd32 = (gameData32_t*)((char*)VM_MemoryBase(q1qvm) + ret); //qvm is 32bit //when running native64, we need to convert these to real types, so we can use em below //double casts to silence warnings gd = &gdm; gd->ents = (struct vmedict_s *)(qintptr_t)gd32->ents; gd->sizeofent = gd32->sizeofent; gd->global = (q1qvmglobalvars_t *)(qintptr_t)gd32->global; gd->fields = (field_t *)(qintptr_t)gd32->fields; gd->APIversion = gd32->APIversion; } else { gd = (gameDataN_t*)((char*)VM_MemoryBase(q1qvm) + ret); //qvm is 32bit } pr_edict_size = gd->sizeofent; vevars = (qintptr_t)gd->ents; evars = ((char*)VM_MemoryBase(q1qvm) + vevars); //FIXME: range check this pointer //FIXME: range check the globals pointer sv.num_edicts = 1; sv.max_edicts = sizeof(q1qvmedicts)/sizeof(q1qvmedicts[0]); //WARNING: global is not remapped yet... //This code is written evilly, but works well enough #define globalint(required, name) pr_nqglobal_struct->name = (int*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)&gd->global->name) //the logic of this is somewhat crazy #define globalfloat(required, name) pr_nqglobal_struct->name = (float*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)&gd->global->name) #define globalstring(required, name) pr_nqglobal_struct->name = (string_t*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)&gd->global->name) #define globalvec(required, name) pr_nqglobal_struct->V_##name = (vec3_t*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)&gd->global->name) #define globalfunc(required, name) pr_nqglobal_struct->name = (int*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)&gd->global->name) globalint (true, self); //we need the qw ones, but any in standard quake and not quakeworld, we don't really care about. globalint (true, other); globalint (true, world); globalfloat (true, time); globalfloat (true, frametime); globalint (false, newmis); //not always in nq. globalfloat (false, force_retouch); globalstring (true, mapname); // globalfloat (false, deathmatch); // globalfloat (false, coop); // globalfloat (false, teamplay); globalfloat (true, serverflags); globalfloat (true, total_secrets); globalfloat (true, total_monsters); globalfloat (true, found_secrets); globalfloat (true, killed_monsters); globalvec (true, v_forward); globalvec (true, v_up); globalvec (true, v_right); globalfloat (true, trace_allsolid); globalfloat (true, trace_startsolid); globalfloat (true, trace_fraction); globalvec (true, trace_endpos); globalvec (true, trace_plane_normal); globalfloat (true, trace_plane_dist); globalint (true, trace_ent); globalfloat (true, trace_inopen); globalfloat (true, trace_inwater); // globalfloat (false, trace_endcontents); // globalfloat (false, trace_surfaceflags); // globalfloat (false, cycle_wrapped); globalint (false, msg_entity); globalfunc (false, main); globalfunc (true, StartFrame); globalfunc (true, PlayerPreThink); globalfunc (true, PlayerPostThink); globalfunc (true, ClientKill); globalfunc (true, ClientConnect); globalfunc (true, PutClientInServer); globalfunc (true, ClientDisconnect); globalfunc (false, SetNewParms); globalfunc (false, SetChangeParms); pr_nqglobal_struct->trace_surfaceflags = &writable; pr_nqglobal_struct->trace_endcontents = &writable; for (i = 0; i < 16; i++) spawnparamglobals[i] = (float*)((char*)VM_MemoryBase(q1qvm)+(qintptr_t)(&gd->global->parm1 + i)); for (; i < NUM_SPAWN_PARMS; i++) spawnparamglobals[i] = NULL; sv.edicts = EDICT_NUM(svprogfuncs, 0); return true; } void Q1QVM_ClientConnect(client_t *cl) { if (cl->edict->v->netname) { strcpy(cl->namebuf, cl->name); cl->name = Q1QVMPF_StringToNative(svprogfuncs, cl->edict->v->netname); //FIXME: check this pointer strcpy(cl->name, cl->namebuf); } // call the spawn function pr_global_struct->time = sv.physicstime; pr_global_struct->self = EDICT_TO_PROG(svprogfuncs, cl->edict); VM_Call(q1qvm, GAME_CLIENT_CONNECT, cl->spectator); // actually spawn the player pr_global_struct->time = sv.physicstime; pr_global_struct->self = EDICT_TO_PROG(svprogfuncs, cl->edict); VM_Call(q1qvm, GAME_PUT_CLIENT_IN_SERVER, cl->spectator); } qboolean Q1QVM_GameConsoleCommand(void) { int oldself, oldother; if (!q1qvm) return false; //FIXME: if an rcon command from someone on the server, mvdsv sets self to match the ip of that player //this is not required (broken by proxies anyway) but is a nice handy feature pr_global_struct->time = sv.physicstime; oldself = pr_global_struct->self; //these are usually useless oldother = pr_global_struct->other; //but its possible that someone makes a mod that depends on the 'mod' command working via redirectcmd+co //this at least matches mvdsv pr_global_struct->self = 0; pr_global_struct->other = 0; VM_Call(q1qvm, GAME_CONSOLE_COMMAND); //mod uses Cmd_Argv+co to get args pr_global_struct->self = oldself; pr_global_struct->other = oldother; return true; } qboolean Q1QVM_ClientSay(edict_t *player, qboolean team) { qboolean washandled; if (!q1qvm) return false; pr_global_struct->time = sv.physicstime; pr_global_struct->self = Q1QVMPF_EdictToProgs(svprogfuncs, player); washandled = VM_Call(q1qvm, GAME_CLIENT_SAY, team); return washandled; } qboolean Q1QVM_UserInfoChanged(edict_t *player) { if (!q1qvm) return false; pr_global_struct->time = sv.physicstime; pr_global_struct->self = Q1QVMPF_EdictToProgs(svprogfuncs, player); return VM_Call(q1qvm, GAME_CLIENT_USERINFO_CHANGED); } void Q1QVM_PlayerPreThink(void) { VM_Call(q1qvm, GAME_CLIENT_PRETHINK, host_client->spectator); } void Q1QVM_RunPlayerThink(void) { VM_Call(q1qvm, GAME_EDICT_THINK); VM_Call(q1qvm, GAME_CLIENT_THINK, host_client->spectator); } void Q1QVM_PostThink(void) { VM_Call(q1qvm, GAME_CLIENT_POSTTHINK, host_client->spectator); } void Q1QVM_StartFrame(void) { VM_Call(q1qvm, GAME_START_FRAME, (qintptr_t)(sv.time*1000)); } void Q1QVM_Touch(void) { VM_Call(q1qvm, GAME_EDICT_TOUCH); } void Q1QVM_Think(void) { VM_Call(q1qvm, GAME_EDICT_THINK); } void Q1QVM_Blocked(void) { VM_Call(q1qvm, GAME_EDICT_BLOCKED); } void Q1QVM_SetNewParms(void) { VM_Call(q1qvm, GAME_SETNEWPARMS); } void Q1QVM_SetChangeParms(void) { VM_Call(q1qvm, GAME_SETCHANGEPARMS); } void Q1QVM_ClientCommand(void) { VM_Call(q1qvm, GAME_CLIENT_COMMAND); } void Q1QVM_GameCodePausedTic(float pausedduration) { VM_Call(q1qvm, GAME_PAUSED_TIC, (qintptr_t)(pausedduration*1000)); } void Q1QVM_DropClient(client_t *cl) { pr_global_struct->self = EDICT_TO_PROG(svprogfuncs, cl->edict); VM_Call(q1qvm, GAME_CLIENT_DISCONNECT); } void Q1QVM_ChainMoved(void) { } void Q1QVM_EndFrame(void) { } #endif