#include "quakedef.h" //An implementation of a Q3 server... //requires qvm implementation and existing q3 client stuff (or at least the overlapping stuff in q3common.c). #ifdef Q3SERVER #define USEBOTLIB #ifdef USEBOTLIB #ifdef _WIN32 #define QDECL __cdecl #else #define QDECL #endif #define fileHandle_t char* #define fsMode_t int #define pc_token_t void #include "botlib.h" #define Z_TAG_BOTLIB 221726 #ifdef _WIN32 #if 0 #pragma comment (lib, "botlib.lib") #define FTE_GetBotLibAPI GetBotLibAPI #else botlib_export_t *FTE_GetBotLibAPI( int apiVersion, botlib_import_t *import ) { botlib_export_t *(*QDECL pGetBotLibAPI)( int apiVersion, botlib_import_t *import ); static HINSTANCE hmod; if (!hmod) hmod = LoadLibrary("botlib.dll"); if (!hmod) return NULL; pGetBotLibAPI = (void*)GetProcAddress(hmod, "GetBotLibAPI"); if (!pGetBotLibAPI) return NULL; return pGetBotLibAPI(apiVersion, import); } #endif #elif defined(__linux__) #include "dlopen.h" botlib_export_t *FTE_GetBotLibAPI( int apiVersion, botlib_import_t *import ) { void *handle; dlopen(); } #else botlib_export_t *FTE_GetBotLibAPI(int version, int apiVersion, botlib_import_t *import) { //a stub that will prevent botlib from loading. return NULL; } #endif botlib_export_t *botlib; int COM_Compress( char *data_p ) { char *in, *out; int c; qboolean newline = false, whitespace = false; in = out = data_p; if (in) { while ((c = *in) != 0) { // skip double slash comments if ( c == '/' && in[1] == '/' ) { while (*in && *in != '\n') { in++; } // skip /* */ comments } else if ( c == '/' && in[1] == '*' ) { while ( *in && ( *in != '*' || in[1] != '/' ) ) in++; if ( *in ) in += 2; // record when we hit a newline } else if ( c == '\n' || c == '\r' ) { newline = true; in++; // record when we hit whitespace } else if ( c == ' ' || c == '\t') { whitespace = true; in++; // an actual token } else { // if we have a pending newline, emit it (and it counts as whitespace) if (newline) { *out++ = '\n'; newline = false; whitespace = false; } if (whitespace) { *out++ = ' '; whitespace = false; } // copy quoted strings unmolested if (c == '"') { *out++ = c; in++; while (1) { c = *in; if (c && c != '"') { *out++ = c; in++; } else { break; } } if (c == '"') { *out++ = c; in++; } } else { *out = c; out++; in++; } } } } *out = 0; return out - data_p; } void Com_Memset (void* dest, const int val, const size_t count) { memset(dest, val, count); } void Com_Memcpy (void* dest, const void* src, const size_t count) { memcpy(dest, src, count); } int Q_stricmp(char *a, char *b) { return stricmp(a, b); } #if MSC_VER < 700 int _ftol2 (float f) { return (int)f; } #endif void QDECL Com_Error( int level, const char *error, ... ) { va_list argptr; char text[1024]; va_start (argptr, error); vsprintf (text, error, argptr); va_end (argptr); Sys_Error("%s", text); } void QDECL Com_Printf( const char *error, ... ) { va_list argptr; char text[1024]; va_start (argptr, error); vsprintf (text, error, argptr); va_end (argptr); Con_Printf("%s", text); } void QDECL Com_sprintf( char *dest, int size, const char *fmt, ...) { int len; va_list argptr; char bigbuffer[32000]; // big, but small enough to fit in PPC stack va_start (argptr,fmt); len = vsprintf (bigbuffer,fmt,argptr); va_end (argptr); if ( len >= sizeof( bigbuffer ) ) { Com_Error( 0, "Com_sprintf: overflowed bigbuffer" ); } if (len >= size) { Com_Printf ("Com_sprintf: overflow of %i in %i\n", len, size); #ifdef _DEBUG __asm { int 3; } #endif } Q_strncpyz (dest, bigbuffer, size ); } #endif #include "clq3defs.h" #include "q3g_public.h" vm_t *q3gamevm; #define fs_key 0 #define MAX_CONFIGSTRINGS 1024 char *svq3_configstrings[MAX_CONFIGSTRINGS]; q3sharedEntity_t *q3_entarray; int numq3entities; int sizeofq3gentity; q3playerState_t *q3playerstates; int sizeofGameClient; int q3_num_snapshot_entities; int q3_next_snapshot_entities; q3entityState_t *q3_snapshot_entities; q3entityState_t *q3_baselines; #define NUM_FOR_GENTITY(ge) (((char*)ge - (char*)q3_entarray) / sizeofq3gentity) #define NUM_FOR_SENTITY(se) (se - q3_sentities) #define GENTITY_FOR_NUM(num) ((q3sharedEntity_t*)((char *)q3_entarray + sizeofq3gentity*(num))) #define SENTITY_FOR_NUM(num) ((q3serverEntity_t*)((char *)q3_sentities + sizeof(q3serverEntity_t)*(num))) #define SENTITY_FOR_GENTITY(ge) (SENTITY_FOR_NUM(NUM_FOR_GENTITY(ge))) #define GENTITY_FOR_SENTITY(se) (GENTITY_FOR_NUM(NUM_FOR_SENTITY(se))) static qboolean BoundsIntersect (vec3_t mins1, vec3_t maxs1, vec3_t mins2, vec3_t maxs2); void SVQ3_CreateBaseline(void); void SVQ3_ClientThink(client_t *cl); char *mapentspointer; #define Q3SOLID_BMODEL 0xffffff #define Q3CONTENTS_SOLID Q2CONTENTS_SOLID // should never be on a brush, only in game #define Q3CONTENTS_BODY 0x2000000 // should never be on a brush, only in game #define PS_FOR_NUM(n) ((q3playerState_t *)((qbyte *)q3playerstates + sizeofGameClient*(n))) #define clamp(v,min,max) v = (v>max)?max:((v < min)?min:v) #define Q_rint(x) (int)((x > 0)?(x + 0.5f):(x-0.5f)) // entity->svFlags // the server does not know how to interpret most of the values // in entityStates (level eType), so the game must explicitly flag // special server behaviors #define SVF_NOCLIENT 0x00000001 // don't send entity to clients, even if it has effects // TTimo // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=551 #define SVF_CLIENTMASK 0x00000002 #define SVF_BOT 0x00000008 // set if the entity is a bot #define SVF_BROADCAST 0x00000020 // send to all connected clients #define SVF_PORTAL 0x00000040 // merge a second pvs at origin2 into snapshots #define SVF_USE_CURRENT_ORIGIN 0x00000080 // entity->r.currentOrigin instead of entity->s.origin // for link position (missiles and movers) #define SVF_SINGLECLIENT 0x00000100 // only send to a single client (entityShared_t->singleClient) #define SVF_NOSERVERINFO 0x00000200 // don't send CS_SERVERINFO updates to this client // so that it can be updated for ping tools without // lagging clients #define SVF_CAPSULE 0x00000400 // use capsule for collision detection instead of bbox #define SVF_NOTSINGLECLIENT 0x00000800 // send entity to everyone but one client // (entityShared_t->singleClient) typedef struct { link_t area; int areanum; int areanum2; int headnode; int num_clusters; int clusternums[MAX_ENT_CLUSTERS]; } q3serverEntity_t; q3serverEntity_t *q3_sentities; void Q3G_UnlinkEntity(q3sharedEntity_t *ent) { q3serverEntity_t *sent; if(!ent->r.linked) return; // not linked in anywhere sent = SENTITY_FOR_GENTITY(ent); if (sent->area.next) RemoveLink(&sent->area); sent->area.prev = sent->area.next = NULL; ent->r.linked = false; } #define MAX_TOTAL_ENT_LEAFS 256 void Q3G_LinkEntity(q3sharedEntity_t *ent) { areanode_t *node; q3serverEntity_t *sent; int leafs[MAX_TOTAL_ENT_LEAFS]; int clusters[MAX_TOTAL_ENT_LEAFS]; int num_leafs; int i, j, k; int area; int topnode; const float *origin; const float *angles; if(ent->r.linked) Q3G_UnlinkEntity(ent); // unlink from old position // encode the size into the entity_state for client prediction if(ent->r.bmodel) { ent->s.solid = Q3SOLID_BMODEL; } else if(ent->r.contents & (Q3CONTENTS_BODY|Q3CONTENTS_SOLID)) { // assume that x/y are equal and symetric i = ent->r.maxs[0]; clamp(i, 1, 255); // z is not symetric j = -ent->r.mins[2]; clamp(j, 1, 255); // and z maxs can be negative... k = ent->r.maxs[2]+32; clamp(k, 1, 255); ent->s.solid = (((k << 8) | j) << 8) | i; } else ent->s.solid = 0; //origin = (ent->r.svFlags & SVF_USE_CURRENT_ORIGIN) ? ent->r.currentOrigin : ent->s.origin; //angles = (ent->r.svFlags & SVF_USE_CURRENT_ORIGIN) ? ent->r.currentAngles : ent->s.angles; // FIXME - always use currentOrigin? origin = ent->r.currentOrigin; angles = ent->r.currentAngles; // set the abs box if(ent->r.bmodel && (angles[0] || angles[1] || angles[2])) { // expand for rotation float max, v; int i; max = 0; for(i=0; i<3; i++) { v = fabs(ent->r.mins[i]); if(v > max) max = v; v = fabs(ent->r.maxs[i]); if(v > max) max = v; } for(i=0; i<3; i++) { ent->r.absmin[i] = origin[i] - max; ent->r.absmax[i] = origin[i] + max; } } else { // normal VectorAdd(origin, ent->r.mins, ent->r.absmin); VectorAdd(origin, ent->r.maxs, ent->r.absmax); } // because movement is clipped an epsilon away from an actual edge, // we must fully check even when bounding boxes don't quite touch ent->r.absmin[0] -= 1; ent->r.absmin[1] -= 1; ent->r.absmin[2] -= 1; ent->r.absmax[0] += 1; ent->r.absmax[1] += 1; ent->r.absmax[2] += 1; sent = SENTITY_FOR_GENTITY(ent); // link to PVS leafs sent->num_clusters = 0; sent->areanum = -1; sent->areanum2 = -1; //get all leafs, including solids num_leafs = CM_BoxLeafnums(sv.worldmodel, ent->r.absmin, ent->r.absmax, leafs, MAX_TOTAL_ENT_LEAFS, &topnode); if(!num_leafs) return; // set areas for(i=0; i= 0) { // doors may legally straggle two areas, // but nothing should ever need more than that if(sent->areanum >= 0 && sent->areanum != area) { if(sent->areanum2 >= 0 && sent->areanum2 != area && sv.state == ss_loading) Con_DPrintf("Object touching 3 areas at %f %f %f\n", ent->r.absmin[0], ent->r.absmin[1], ent->r.absmin[2]); sent->areanum2 = area; } else sent->areanum = area; } } if(num_leafs >= MAX_TOTAL_ENT_LEAFS) { // assume we missed some leafs, and mark by headnode sent->num_clusters = -1; sent->headnode = topnode; } else { sent->num_clusters = 0; for(i=0; inum_clusters == MAX_ENT_CLUSTERS) { // assume we missed some leafs, and mark by headnode sent->num_clusters = -1; sent->headnode = topnode; break; } sent->clusternums[sent->num_clusters++] = clusters[i]; } } } ent->r.linkcount++; ent->r.linked = true; // find the first node that the ent's box crosses node = sv_areanodes; while(1) { if(node->axis == -1) break; if(ent->r.absmin[node->axis] > node->dist) node = node->children[0]; else if(ent->r.absmax[node->axis] < node->dist) node = node->children[1]; else break; // crosses the node } // link it in InsertLinkBefore((link_t *)sent, &node->solid_edicts); } int SVQ3_EntitiesInBoxNode(areanode_t *node, vec3_t mins, vec3_t maxs, int *list, int maxcount) { link_t *l, *next; q3serverEntity_t *sent; q3sharedEntity_t *gent; int linkcount = 0; //work out who they are first. for (l = node->solid_edicts.next ; l != &node->solid_edicts ; l = next) { if (maxcount == linkcount) return linkcount; next = l->next; sent = Q3EDICT_FROM_AREA(l); gent = GENTITY_FOR_SENTITY(sent); if (!BoundsIntersect(mins, maxs, gent->r.absmin, gent->r.absmax)) continue; list[linkcount++] = NUM_FOR_GENTITY(gent); } if (node->axis >= 0) { if ( maxs[node->axis] > node->dist ) linkcount += SVQ3_EntitiesInBoxNode(node->children[0], mins, maxs, list+linkcount, maxcount-linkcount); if ( mins[node->axis] < node->dist ) linkcount += SVQ3_EntitiesInBoxNode(node->children[1], mins, maxs, list+linkcount, maxcount-linkcount); } return linkcount; } int SVQ3_EntitiesInBox(vec3_t mins, vec3_t maxs, int *list, int maxcount) { if (maxcount < 0) return 0; return SVQ3_EntitiesInBoxNode(sv_areanodes, mins, maxs, list, maxcount); } model_t *SVQ3_ModelForEntity(q3sharedEntity_t *es) { if (es->r.bmodel) { return Mod_ForName(va("*%i", es->s.modelindex), false); } else { return CM_TempBoxModel(es->r.mins, es->r.maxs); } } #define ENTITYNUM_WORLD (MAX_GENTITIES-2) void SVQ3_Trace(q3trace_t *result, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int entnum, int contentmask) { int contactlist[128]; trace_t tr; vec3_t mmins, mmaxs; int i; q3sharedEntity_t *es; model_t *mod; int ourowner; if (!mins) mins = vec3_origin; if (!maxs) maxs = vec3_origin; sv.worldmodel->funcs.Trace(sv.worldmodel, 0, 0, start, end, mins, maxs, &tr); result->allsolid = tr.allsolid; result->contents = tr.contents; VectorCopy(tr.endpos, result->endpos); result->entityNum = ENTITYNUM_WORLD; result->fraction = tr.fraction; result->plane = tr.plane; result->startsolid = tr.startsolid; // if (tr.surface) // result->surfaceFlags = tr.surface->flags; // else result->surfaceFlags = 0; for (i = 0; i < 3; i++) { if (start[i] < end[i]) { mmins[i] = start[i]+mins[i]; mmaxs[i] = end[i]+maxs[i]; } else { mmins[i] = end[i]+mins[i]; mmaxs[i] = start[i]+maxs[i]; } } if (entnum == -1) ourowner = -1; else if ( entnum != ENTITYNUM_WORLD ) { ourowner = GENTITY_FOR_NUM(entnum)->r.ownerNum; if (ourowner == ENTITYNUM_WORLD) ourowner = -1; } else ourowner = -1; for (i = SVQ3_EntitiesInBox(mmins, mmaxs, contactlist, sizeof(contactlist)/sizeof(contactlist[0]))-1; i >= 0; i--) { if (contactlist[i] == entnum) continue; //don't collide with self. es = GENTITY_FOR_NUM(contactlist[i]); if (!(es->r.contents & contentmask)) continue; if (entnum != ENTITYNUM_WORLD) { // if (contactlist[i] == entnum) // continue; // don't clip against the pass entity // if (es->r.ownerNum == entnum) // continue; // don't clip against own missiles // if (es->r.ownerNum == ourowner) // continue; // don't clip against other missiles from our owner } if (es->r.bmodel) { mod = Mod_ForName(va("*%i", es->s.modelindex), false); if (mod->needload) continue; tr = CM_TransformedBoxTrace(mod, start, end, mins, maxs, contentmask, es->r.currentOrigin, vec3_origin); } else { mod = CM_TempBoxModel(es->r.mins, es->r.maxs); tr = CM_TransformedBoxTrace(mod, start, end, mins, maxs, contentmask, es->r.currentOrigin, es->r.currentAngles); // mod->funcs.Trace(mod, 0, 0, start, end, mins, maxs, &tr); } if (tr.fraction < result->fraction) { result->allsolid = tr.allsolid; result->contents = tr.contents; VectorCopy(tr.endpos, result->endpos); result->entityNum = contactlist[i]; result->fraction = tr.fraction; result->plane = tr.plane; result->startsolid |= tr.startsolid; // if (tr.surface) // result->surfaceFlags = tr.surface->flags; // else result->surfaceFlags = 0; } } } int SVQ3_PointContents(vec3_t pos, int entnum) { int contactlist[128]; trace_t tr; int i; q3sharedEntity_t *es; model_t *mod; int ourowner; int cont; // sv.worldmodel->funcs.Trace(sv.worldmodel, 0, 0, pos, pos, vec3_origin, vec3_origin, &tr); // tr = CM_BoxTrace(sv.worldmodel, pos, pos, vec3_origin, vec3_origin, 0); cont = CM_PointContents(sv.worldmodel, pos); if (entnum == -1) ourowner = -1; else if ( entnum != ENTITYNUM_WORLD ) { ourowner = GENTITY_FOR_NUM(entnum)->r.ownerNum; if (ourowner == ENTITYNUM_WORLD) ourowner = -1; } else ourowner = -1; for (i = SVQ3_EntitiesInBox(pos, pos, contactlist, sizeof(contactlist)/sizeof(contactlist[0]))-1; i >= 0; i--) { if (contactlist[i] == entnum) continue; //don't collide with self. es = GENTITY_FOR_NUM(contactlist[i]); if (entnum != ENTITYNUM_WORLD) { // if (contactlist[i] == entnum) // continue; // don't clip against the pass entity // if (es->r.ownerNum == entnum) // continue; // don't clip against own missiles // if (es->r.ownerNum == ourowner) // continue; // don't clip against other missiles from our owner } if (es->r.bmodel) { mod = Mod_ForName(va("*%i", es->s.modelindex), false); if (mod->needload) continue; tr = CM_TransformedBoxTrace(mod, pos, pos, vec3_origin, vec3_origin, 0xffffffff, es->r.currentOrigin, vec3_origin); } else { mod = CM_TempBoxModel(es->r.mins, es->r.maxs); tr = CM_TransformedBoxTrace(mod, pos, pos, vec3_origin, vec3_origin, 0xffffffff, es->r.currentOrigin, es->r.currentAngles); // mod->funcs.Trace(mod, 0, 0, start, end, mins, maxs, &tr); } cont |= tr.contents; } return cont; } int SVQ3_Contact(vec3_t mins, vec3_t maxs, q3sharedEntity_t *ent) { model_t *mod; trace_t tr; if (!ent->s.modelindex || ent->r.bmodel) mod = CM_TempBoxModel(ent->r.mins, ent->r.maxs); else mod = Mod_ForName(va("*%i", ent->s.modelindex), false); if (mod->needload || !mod->funcs.Trace) return false; mod->funcs.Trace(mod, 0, 0, vec3_origin, vec3_origin, mins, maxs, &tr); if (tr.startsolid) return true; return false; } void SVQ3_SetBrushModel(q3sharedEntity_t *ent, char *modelname) { model_t *mod; mod = Mod_ForName(modelname, false); VectorCopy(mod->mins, ent->r.mins); VectorCopy(mod->maxs, ent->r.maxs); ent->r.bmodel = true; ent->r.contents = -1; ent->s.modelindex = atoi(modelname+1); Q3G_LinkEntity( ent ); } static qboolean BoundsIntersect (vec3_t mins1, vec3_t maxs1, vec3_t mins2, vec3_t maxs2) { return (mins1[0] <= maxs2[0] && mins1[1] <= maxs2[1] && mins1[2] <= maxs2[2] && maxs1[0] >= mins2[0] && maxs1[1] >= mins2[1] && maxs1[2] >= mins2[2]); } typedef struct { int serverTime; int angles[3]; int buttons; qbyte weapon; // weapon signed char forwardmove, rightmove, upmove; } q3usercmd_t; #define CMD_MASK Q3UPDATE_MASK qboolean SVQ3_GetUserCmd(int clientnumber, q3usercmd_t *ucmd) { usercmd_t *cmd; if (clientnumber < 0 || clientnumber >= MAX_CLIENTS) SV_Error("SVQ3_GetUserCmd: Client out of range"); cmd = &svs.clients[clientnumber].lastcmd; ucmd->angles[0] = cmd->angles[0]; ucmd->angles[1] = cmd->angles[1]; ucmd->angles[2] = cmd->angles[2]; ucmd->serverTime = cmd->servertime; ucmd->forwardmove = cmd->forwardmove; ucmd->rightmove = cmd->sidemove; ucmd->upmove = cmd->upmove; ucmd->buttons = cmd->buttons; ucmd->weapon = cmd->weapon; return true; } void SVQ3_SendServerCommand(client_t *cl, char *str) { if (!cl) { //broadcast int i; for (i = 0; i < MAX_CLIENTS; i++) { if (svs.clients[i].state>cs_zombie) { SVQ3_SendServerCommand(&svs.clients[i], str); //go for consistancy. } } return; } cl->num_server_commands++; Q_strncpyz(cl->server_commands[cl->num_server_commands & TEXTCMD_MASK], str, sizeof(cl->server_commands[0])); } void SVQ3_SetConfigString(int num, char *string) { if (svq3_configstrings[num]) Z_Free(svq3_configstrings[num]); svq3_configstrings[num] = Z_Malloc(strlen(string)+1); strcpy(svq3_configstrings[num], string); SVQ3_SendServerCommand( NULL, va("cs %i \"%s\"\n", num, string)); } int FloatAsInt(float f) { return *(int*)&f; } int SVQ3_BotGetConsoleMessage( int client, char *buf, int size ) { //retrieves server->client commands that were sent to a bot client_t *cl; int index; if ((unsigned)client >= MAX_CLIENTS) return false; cl = &svs.clients[client]; // cl->lastPacketTime = svs.time; if (cl->last_server_command_num == cl->num_server_commands) return false; cl->last_server_command_num++; index = cl->last_server_command_num & TEXTCMD_MASK; if ( !cl->server_commands[index][0] ) return false; Q_strncpyz( buf, cl->server_commands[index], size ); return true; } int SVQ3_BotGetSnapshotEntity(int client, int entnum) { //fixme: does the bot actually use this?... return -1; } void SVQ3_Adjust_Area_Portal_State(q3sharedEntity_t *ge, qboolean open) { q3serverEntity_t *se = SENTITY_FOR_GENTITY(ge); CMQ3_SetAreaPortalState(se->areanum, se->areanum2, open); } #define VALIDATEPOINTER(o,l) if ((int)o + l >= mask || VM_POINTER(o) < offset) SV_Error("Call to game trap %i passes invalid pointer\n", fn); //out of bounds. long Q3G_SystemCallsEx(void *offset, unsigned int mask, int fn, const long *arg) { int ret = 0; switch(fn) { case G_PRINT: // ( const char *string ); Con_Printf("%s", VM_POINTER(arg[0])); break; case G_ERROR: // ( const char *string ); SV_Error("Q3 Game error: %s", VM_POINTER(arg[0])); break; case G_MILLISECONDS: return Sys_DoubleTime()*1000; case G_CVAR_REGISTER:// ( vmCvar_t *vmCvar, const char *varName, const char *defaultValue, int flags ); if (arg[0]) VALIDATEPOINTER(arg[0], sizeof(vmcvar_t)); { vmcvar_t *vmc; cvar_t *var; vmc = VM_POINTER(arg[0]); var = Cvar_Get(VM_POINTER(arg[1]), VM_POINTER(arg[2]), 0/*VM_LONG(arg[3])*/, "Q3-Game-Code created"); if (!vmc) //qvm doesn't need to retreive it break; vmc->handle = (char *)var - (char *)offset; vmc->integer = var->value; vmc->value = var->value; vmc->modificationCount = var->modified; Q_strncpyz(vmc->string, var->string, sizeof(vmc->string)); } break; case G_CVAR_UPDATE:// ( vmCvar_t *vmCvar ); VALIDATEPOINTER(arg[0], sizeof(vmcvar_t)); { cvar_t *var; vmcvar_t *vmc; vmc = VM_POINTER(arg[0]); var = (cvar_t *)((int)vmc->handle + (char *)offset); if (!var || !vmc->handle) return false; vmc->integer = var->value; vmc->value = var->value; vmc->modificationCount = var->modified; Q_strncpyz(vmc->string, var->string, sizeof(vmc->string)); } break; case G_CVAR_SET:// ( const char *var_name, const char *value ); { cvar_t *var; var = Cvar_FindVar(VM_POINTER(arg[0])); if (var) Cvar_Set(var, VM_POINTER(arg[1])); //set it else Cvar_Get(VM_POINTER(arg[0]), VM_POINTER(arg[1]), 0, "Q3-Game-Code created"); //create one } break; case G_CVAR_VARIABLE_INTEGER_VALUE:// ( const char *var_name ); { cvar_t *var; var = Cvar_Get(VM_POINTER(arg[0]), "0", 0, "Q3-Game-Code created"); if (var) return var->value; } break; case G_CVAR_VARIABLE_STRING_BUFFER:// ( const char *var_name, char *buffer, int bufsize ); { cvar_t *var; var = Cvar_FindVar(VM_POINTER(arg[0])); if (!VM_LONG(arg[2])) return 0; else if (!var) { VALIDATEPOINTER(arg[1], 1); *(char *)VM_POINTER(arg[1]) = '\0'; return -1; } else { VALIDATEPOINTER(arg[1], arg[2]); Q_strncpyz(VM_POINTER(arg[1]), var->string, VM_LONG(arg[2])); } } break; case G_BOT_FREE_CLIENT: case G_DROP_CLIENT: if ((unsigned)VM_LONG(arg[0]) < MAX_CLIENTS) SV_DropClient(&svs.clients[VM_LONG(arg[0])]); break; case G_BOT_ALLOCATE_CLIENT: return SVQ3_AddBot(); case G_ARGC: //8 return Cmd_Argc(); case G_ARGV: //9 VALIDATEPOINTER(arg[1], arg[2]); Q_strncpyz(VM_POINTER(arg[1]), Cmd_Argv(VM_LONG(arg[0])), VM_LONG(arg[2])); break; case G_SEND_CONSOLE_COMMAND: Cbuf_AddText(VM_POINTER(arg[1]), RESTRICT_SERVER); return 0; case G_FS_FOPEN_FILE: //fopen if ((int)arg[1] + 4 >= mask || VM_POINTER(arg[1]) < offset) break; //out of bounds. VM_LONG(ret) = VMUI_fopen(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_LONG(arg[2]), 0); break; case G_FS_READ: //fread if ((int)arg[0] + VM_LONG(arg[1]) >= mask || VM_POINTER(arg[0]) < offset) break; //out of bounds. VMUI_FRead(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_LONG(arg[2]), 0); break; case G_FS_WRITE: //fwrite break; case G_FS_FCLOSE_FILE: //fclose VMUI_fclose(VM_LONG(arg[0]), 0); break; case G_FS_GETFILELIST: //fs listing if ((int)arg[2] + arg[3] >= mask || VM_POINTER(arg[2]) < offset) break; //out of bounds. return VMQ3_GetFileList(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case G_LOCATE_GAME_DATA: // ( gentity_t *gEnts, int numGEntities, int sizeofGEntity_t, 15 // playerState_t *clients, int sizeofGameClient ); if (VM_OOB(arg[0], arg[1]*arg[2]) || VM_OOB(arg[3], arg[4]*MAX_CLIENTS)) SV_Error("Gamedata is out of bounds\n"); q3_entarray = VM_POINTER(arg[0]); numq3entities = VM_LONG(arg[1]); sizeofq3gentity = VM_LONG(arg[2]); q3playerstates = VM_POINTER(arg[3]); sizeofGameClient = VM_LONG(arg[4]); if (numq3entities > MAX_GENTITIES) SV_Error("Gamecode specifies too many entities"); break; case G_SEND_SERVER_COMMAND: // ( int clientNum, const char *fmt, ... ); 17 Con_DPrintf("Game dispatching %s\n", VM_POINTER(arg[1])); if (VM_LONG(arg[0]) == -1) { //broadcast SVQ3_SendServerCommand(NULL, VM_POINTER(arg[1])); } else { int i = VM_LONG(arg[0]); if (i < 0 || i >= MAX_CLIENTS) return false; SVQ3_SendServerCommand(&svs.clients[i], VM_POINTER(arg[1])); } break; case G_SET_CONFIGSTRING: // ( int num, const char *string ); 18 if (arg[0] < 0 || arg[0] >= MAX_CONFIGSTRINGS) return 0; SVQ3_SetConfigString(arg[0], VM_POINTER(arg[1])); break; case G_GET_CONFIGSTRING: // ( int num, char *buffer, int bufferSize ); 19 if (arg[0] < 0 || arg[0] >= MAX_CONFIGSTRINGS || !arg[2]) return 0; VALIDATEPOINTER(arg[1], arg[2]); if (svq3_configstrings[arg[0]]) Q_strncpyz(VM_POINTER(arg[1]), svq3_configstrings[arg[0]], arg[2]); else *(char*)VM_POINTER(arg[1]) = '\0'; break; case G_GET_SERVERINFO: { char *dest = VM_POINTER(arg[0]); int length = VM_LONG(arg[1]); Q_strncpyz(dest, svs.info, length); } return true; case G_GET_USERINFO://int num, char *buffer, int bufferSize 20 if (VM_OOB(arg[1], arg[2])) return 0; Q_strncpyz(VM_POINTER(arg[1]), svs.clients[VM_LONG(arg[0])].userinfo, VM_LONG(arg[2])); break; case G_SET_USERINFO://int num, char *buffer 20 Q_strncpyz(svs.clients[VM_LONG(arg[0])].userinfo, VM_POINTER(arg[1]), sizeof(svs.clients[0].userinfo)); SV_ExtractFromUserinfo(&svs.clients[VM_LONG(arg[0])]); break; case G_LINKENTITY: // ( gentity_t *ent ); 30 Q3G_LinkEntity(VM_POINTER(arg[0])); break; case G_UNLINKENTITY: // ( gentity_t *ent ); 31 Q3G_UnlinkEntity(VM_POINTER(arg[0])); break; case G_TRACE: // ( trace_t *results, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int passEntityNum, int contentmask ); VALIDATEPOINTER(arg[0], sizeof(q3trace_t)); SVQ3_Trace(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_POINTER(arg[3]), VM_POINTER(arg[4]), VM_LONG(arg[5]), VM_LONG(arg[6])); break; case G_ENTITY_CONTACT: // ( const vec3_t mins, const vec3_t maxs, const gentity_t *ent ); 33 // perform an exact check against inline brush models of non-square shape return SVQ3_Contact(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); break; case G_ENTITIES_IN_BOX: // ( const vec3_t mins, const vec3_t maxs, gentity_t **list, int maxcount ); 32 // EntitiesInBox will return brush models based on their bounding box, // so exact determination must still be done with EntityContact VALIDATEPOINTER(arg[2], sizeof(int*)*VM_LONG(arg[3])); return SVQ3_EntitiesInBox(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case G_ADJUST_AREA_PORTAL_STATE: SVQ3_Adjust_Area_Portal_State(VM_POINTER(arg[0]), arg[1]); break; case G_POINT_CONTENTS: return SVQ3_PointContents(VM_POINTER(arg[0]), -1); case G_SET_BRUSH_MODEL: //ent, name VALIDATEPOINTER(arg[0], sizeof(q3sharedEntity_t)); SVQ3_SetBrushModel(VM_POINTER(arg[0]), VM_POINTER(arg[1])); break; case G_GET_USERCMD: // ( int clientNum, usercmd_t *cmd ) 36 VALIDATEPOINTER(arg[1], sizeof(q3usercmd_t)); SVQ3_GetUserCmd(VM_LONG(arg[0]), VM_POINTER(arg[1])); break; case G_GET_ENTITY_TOKEN: // qboolean ( char *buffer, int bufferSize ) 37 mapentspointer = COM_ParseOut(mapentspointer, VM_POINTER(arg[0]), arg[1]); return !!mapentspointer; case G_REAL_TIME: // 41 Con_Printf("builtin %i is not implemented\n", fn); return 0; case G_SNAPVECTOR: { float *fp = (float *)VM_POINTER( arg[0] ); VALIDATEPOINTER(arg[0], sizeof(vec3_t)); fp[0] = Q_rint(fp[0]); fp[1] = Q_rint(fp[1]); fp[2] = Q_rint(fp[2]); } break; // standard Q3 case G_MEMSET: VALIDATEPOINTER(arg[0], arg[2]); memset(VM_POINTER(arg[0]), arg[1], arg[2]); break; case G_MEMCPY: VALIDATEPOINTER(arg[0], arg[2]); memmove(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]); break; case G_STRNCPY: VALIDATEPOINTER(arg[0], arg[2]); Q_strncpyS(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]); break; case G_SIN: VM_FLOAT(ret)=(float)sin(VM_FLOAT(arg[0])); break; case G_COS: VM_FLOAT(ret)=(float)cos(VM_FLOAT(arg[0])); break; // case G_ACOS: // VM_FLOAT(ret)=(float)acos(VM_FLOAT(arg[0])); // break; case G_ATAN2: VM_FLOAT(ret)=(float)atan2(VM_FLOAT(arg[0]), VM_FLOAT(arg[1])); break; case G_SQRT: VM_FLOAT(ret)=(float)sqrt(VM_FLOAT(arg[0])); break; case G_FLOOR: VM_FLOAT(ret)=(float)floor(VM_FLOAT(arg[0])); break; case G_CEIL: VM_FLOAT(ret)=(float)ceil(VM_FLOAT(arg[0])); break; #ifdef USEBOTLIB case BOTLIB_SETUP: return botlib->BotLibSetup(); case BOTLIB_SHUTDOWN: return botlib->BotLibShutdown(); case BOTLIB_LIBVAR_SET: return botlib->BotLibVarSet(VM_POINTER(arg[0]), VM_POINTER(arg[1])); case BOTLIB_LIBVAR_GET: VALIDATEPOINTER(arg[1], arg[2]); return botlib->BotLibVarGet(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_LONG(arg[2])); case BOTLIB_PC_ADD_GLOBAL_DEFINE: return botlib->PC_AddGlobalDefine(VM_POINTER(arg[0])); case BOTLIB_START_FRAME: return botlib->BotLibStartFrame(VM_FLOAT(arg[0])); case BOTLIB_LOAD_MAP: return botlib->BotLibLoadMap(VM_POINTER(arg[0])); case BOTLIB_UPDATENTITY: return botlib->BotLibUpdateEntity(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_TEST: return botlib->Test(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_POINTER(arg[3])); case BOTLIB_GET_SNAPSHOT_ENTITY: return SVQ3_BotGetSnapshotEntity(VM_LONG(arg[0]), VM_LONG(arg[1])); case BOTLIB_GET_CONSOLE_MESSAGE: VALIDATEPOINTER(arg[1], arg[2]); return SVQ3_BotGetConsoleMessage(arg[0], VM_POINTER(arg[1]), VM_LONG(arg[2])); case BOTLIB_USER_COMMAND: { q3usercmd_t *uc = VM_POINTER(arg[1]); int i = VM_LONG(arg[0]); if ((unsigned)i >= MAX_CLIENTS) return 1; svs.clients[i].lastcmd.angles[0] = uc->angles[0]; svs.clients[i].lastcmd.angles[1] = uc->angles[1]; svs.clients[i].lastcmd.angles[2] = uc->angles[2]; svs.clients[i].lastcmd.upmove = uc->upmove; svs.clients[i].lastcmd.sidemove = uc->rightmove; svs.clients[i].lastcmd.forwardmove = uc->forwardmove; svs.clients[i].lastcmd.servertime = uc->serverTime; svs.clients[i].lastcmd.weapon = uc->weapon; svs.clients[i].lastcmd.buttons = uc->buttons; SVQ3_ClientThink(&svs.clients[i]); } return 0; case BOTLIB_AAS_ENABLE_ROUTING_AREA: return botlib->aas.AAS_EnableRoutingArea(VM_LONG(arg[0]), VM_LONG(arg[1])); case BOTLIB_AAS_BBOX_AREAS: //FIXME: validatepointer arg2 return botlib->aas.AAS_BBoxAreas(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case BOTLIB_AAS_AREA_INFO: return botlib->aas.AAS_AreaInfo(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AAS_ENTITY_INFO: botlib->aas.AAS_EntityInfo(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_AAS_INITIALIZED: return botlib->aas.AAS_Initialized(); case BOTLIB_AAS_PRESENCE_TYPE_BOUNDING_BOX: botlib->aas.AAS_PresenceTypeBoundingBox(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); return 0; case BOTLIB_AAS_TIME: return FloatAsInt(botlib->aas.AAS_Time()); case BOTLIB_AAS_POINT_AREA_NUM: return botlib->aas.AAS_PointAreaNum(VM_POINTER(arg[0])); case BOTLIB_AAS_TRACE_AREAS: return botlib->aas.AAS_TraceAreas(VM_POINTER(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_POINTER(arg[3]), VM_LONG(arg[4])); case BOTLIB_AAS_POINT_CONTENTS: return botlib->aas.AAS_PointContents(VM_POINTER(arg[0])); case BOTLIB_AAS_NEXT_BSP_ENTITY: return botlib->aas.AAS_NextBSPEntity(VM_LONG(arg[0])); case BOTLIB_AAS_VALUE_FOR_BSP_EPAIR_KEY: VALIDATEPOINTER(arg[2], arg[3]); return botlib->aas.AAS_ValueForBSPEpairKey(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case BOTLIB_AAS_VECTOR_FOR_BSP_EPAIR_KEY: VALIDATEPOINTER(arg[2], sizeof(vec3_t)); return botlib->aas.AAS_VectorForBSPEpairKey(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); case BOTLIB_AAS_FLOAT_FOR_BSP_EPAIR_KEY: VALIDATEPOINTER(arg[2], sizeof(float)); return botlib->aas.AAS_FloatForBSPEpairKey(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); case BOTLIB_AAS_INT_FOR_BSP_EPAIR_KEY: VALIDATEPOINTER(arg[2], sizeof(int)); return botlib->aas.AAS_IntForBSPEpairKey(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); case BOTLIB_AAS_AREA_REACHABILITY: return botlib->aas.AAS_AreaReachability(VM_LONG(arg[0])); case BOTLIB_AAS_AREA_TRAVEL_TIME_TO_GOAL_AREA: return botlib->aas.AAS_AreaTravelTimeToGoalArea(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_LONG(arg[2]), VM_LONG(arg[3])); case BOTLIB_AAS_SWIMMING: return botlib->aas.AAS_Swimming(VM_POINTER(arg[0])); case BOTLIB_AAS_PREDICT_CLIENT_MOVEMENT: return botlib->aas.AAS_PredictClientMovement(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3]), VM_LONG(arg[4]), VM_POINTER(arg[5]), VM_POINTER(arg[6]), VM_LONG(arg[7]), VM_LONG(arg[8]), VM_FLOAT(arg[9]), VM_LONG(arg[10]), VM_LONG(arg[11]), VM_LONG(arg[12])); case BOTLIB_EA_SAY: botlib->ea.EA_Say(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_EA_SAY_TEAM: botlib->ea.EA_SayTeam(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_EA_COMMAND: botlib->ea.EA_Command(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_EA_ACTION: botlib->ea.EA_Action(VM_LONG(arg[0]), VM_LONG(arg[1])); return 0; case BOTLIB_EA_GESTURE: botlib->ea.EA_Gesture(VM_LONG(arg[0])); return 0; case BOTLIB_EA_TALK: botlib->ea.EA_Talk(VM_LONG(arg[0])); return 0; case BOTLIB_EA_ATTACK: botlib->ea.EA_Attack(VM_LONG(arg[0])); return 0; case BOTLIB_EA_USE: botlib->ea.EA_Use(VM_LONG(arg[0])); return 0; case BOTLIB_EA_RESPAWN: botlib->ea.EA_Respawn(VM_LONG(arg[0])); return 0; case BOTLIB_EA_CROUCH: botlib->ea.EA_Crouch(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_UP: botlib->ea.EA_MoveUp(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_DOWN: botlib->ea.EA_MoveDown(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_FORWARD: botlib->ea.EA_MoveForward(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_BACK: botlib->ea.EA_MoveBack(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_LEFT: botlib->ea.EA_MoveLeft(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE_RIGHT: botlib->ea.EA_MoveRight(VM_LONG(arg[0])); return 0; case BOTLIB_EA_SELECT_WEAPON: botlib->ea.EA_SelectWeapon(VM_LONG(arg[0]), VM_LONG(arg[1])); return 0; case BOTLIB_EA_JUMP: botlib->ea.EA_Jump(VM_LONG(arg[0])); return 0; case BOTLIB_EA_DELAYED_JUMP: botlib->ea.EA_DelayedJump(VM_LONG(arg[0])); return 0; case BOTLIB_EA_MOVE: botlib->ea.EA_Move(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_FLOAT(arg[2])); return 0; case BOTLIB_EA_VIEW: botlib->ea.EA_View(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_EA_END_REGULAR: botlib->ea.EA_EndRegular(VM_LONG(arg[0]), VM_FLOAT(arg[1])); return 0; case BOTLIB_EA_GET_INPUT: botlib->ea.EA_GetInput(VM_LONG(arg[0]), VM_FLOAT(arg[1]), VM_POINTER(arg[2])); return 0; case BOTLIB_EA_RESET_INPUT: botlib->ea.EA_ResetInput(VM_LONG(arg[0])); return 0; case BOTLIB_AI_LOAD_CHARACTER: return botlib->ai.BotLoadCharacter(VM_POINTER(arg[0]), VM_FLOAT(arg[1])); case BOTLIB_AI_FREE_CHARACTER: botlib->ai.BotFreeCharacter(arg[0]); return 0; case BOTLIB_AI_CHARACTERISTIC_FLOAT: return FloatAsInt(botlib->ai.Characteristic_Float(arg[0], arg[1])); case BOTLIB_AI_CHARACTERISTIC_BFLOAT: return FloatAsInt(botlib->ai.Characteristic_BFloat(arg[0], arg[1], VM_FLOAT(arg[2]), VM_FLOAT(arg[3]))); case BOTLIB_AI_CHARACTERISTIC_INTEGER: return botlib->ai.Characteristic_Integer(arg[0], arg[1]); case BOTLIB_AI_CHARACTERISTIC_BINTEGER: return botlib->ai.Characteristic_BInteger(arg[0], arg[1], arg[2], arg[3]); case BOTLIB_AI_CHARACTERISTIC_STRING: VALIDATEPOINTER(arg[2], arg[3]); botlib->ai.Characteristic_String(arg[0], arg[1], VM_POINTER(arg[2]), arg[3]); return 0; case BOTLIB_AI_ALLOC_CHAT_STATE: return botlib->ai.BotAllocChatState(); case BOTLIB_AI_FREE_CHAT_STATE: botlib->ai.BotFreeChatState(arg[0]); return 0; case BOTLIB_AI_QUEUE_CONSOLE_MESSAGE: botlib->ai.BotQueueConsoleMessage(arg[0], arg[1], VM_POINTER(arg[2])); return 0; case BOTLIB_AI_REMOVE_CONSOLE_MESSAGE: botlib->ai.BotRemoveConsoleMessage(arg[0], arg[1]); return 0; case BOTLIB_AI_NEXT_CONSOLE_MESSAGE: return botlib->ai.BotNextConsoleMessage(arg[0], VM_POINTER(arg[1])); case BOTLIB_AI_NUM_CONSOLE_MESSAGE: return botlib->ai.BotNumConsoleMessages(arg[0]); case BOTLIB_AI_INITIAL_CHAT: botlib->ai.BotInitialChat(arg[0], VM_POINTER(arg[1]), arg[2], VM_POINTER(arg[3]), VM_POINTER(arg[4]), VM_POINTER(arg[5]), VM_POINTER(arg[6]), VM_POINTER(arg[7]), VM_POINTER(arg[8]), VM_POINTER(arg[9]), VM_POINTER(arg[10])); return 0; case BOTLIB_AI_REPLY_CHAT: return botlib->ai.BotReplyChat(arg[0], VM_POINTER(arg[1]), arg[2], arg[3], VM_POINTER(arg[4]), VM_POINTER(arg[5]), VM_POINTER(arg[6]), VM_POINTER(arg[7]), VM_POINTER(arg[8]), VM_POINTER(arg[9]), VM_POINTER(arg[10]), VM_POINTER(arg[11])); case BOTLIB_AI_CHAT_LENGTH: return botlib->ai.BotChatLength(arg[0]); case BOTLIB_AI_ENTER_CHAT: botlib->ai.BotEnterChat(arg[0], arg[1], arg[2]); return 0; case BOTLIB_AI_STRING_CONTAINS: return botlib->ai.StringContains(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]); case BOTLIB_AI_FIND_MATCH: return botlib->ai.BotFindMatch(VM_POINTER(arg[0]), VM_POINTER(arg[1]), arg[2]); case BOTLIB_AI_MATCH_VARIABLE: botlib->ai.BotMatchVariable(VM_POINTER(arg[0]), arg[1], VM_POINTER(arg[2]), arg[3]); return 0; case BOTLIB_AI_UNIFY_WHITE_SPACES: botlib->ai.UnifyWhiteSpaces(VM_POINTER(arg[0])); return 0; case BOTLIB_AI_REPLACE_SYNONYMS: botlib->ai.BotReplaceSynonyms(VM_POINTER(arg[0]), arg[1]); return 0; case BOTLIB_AI_LOAD_CHAT_FILE: return botlib->ai.BotLoadChatFile(arg[0], VM_POINTER(arg[1]), VM_POINTER(arg[2])); case BOTLIB_AI_SET_CHAT_GENDER: botlib->ai.BotSetChatGender(arg[0], arg[1]); return 0; case BOTLIB_AI_SET_CHAT_NAME: botlib->ai.BotSetChatName(arg[0], VM_POINTER(arg[1]), arg[2]); return 0; case BOTLIB_AI_RESET_GOAL_STATE: botlib->ai.BotResetGoalState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_RESET_AVOID_GOALS: botlib->ai.BotResetAvoidGoals(VM_LONG(arg[0])); return 0; case BOTLIB_AI_PUSH_GOAL: botlib->ai.BotPushGoal(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_AI_POP_GOAL: botlib->ai.BotPopGoal(VM_LONG(arg[0])); return 0; case BOTLIB_AI_EMPTY_GOAL_STACK: botlib->ai.BotEmptyGoalStack(VM_LONG(arg[0])); return 0; case BOTLIB_AI_DUMP_AVOID_GOALS: botlib->ai.BotDumpAvoidGoals(VM_LONG(arg[0])); return 0; case BOTLIB_AI_DUMP_GOAL_STACK: botlib->ai.BotDumpGoalStack(VM_LONG(arg[0])); return 0; case BOTLIB_AI_GOAL_NAME: VALIDATEPOINTER(arg[1], arg[2]); botlib->ai.BotGoalName(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_LONG(arg[2])); return 0; case BOTLIB_AI_GET_TOP_GOAL: //FIXME: validatepointer ? return botlib->ai.BotGetTopGoal(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_GET_SECOND_GOAL: //FIXME: validatepointer ? return botlib->ai.BotGetSecondGoal(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_CHOOSE_LTG_ITEM: //FIXME: validatepointer ? return botlib->ai.BotChooseLTGItem(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); case BOTLIB_AI_CHOOSE_NBG_ITEM: //FIXME: validatepointer ? return botlib->ai.BotChooseNBGItem(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3]), VM_POINTER(arg[4]), VM_FLOAT(arg[5])); case BOTLIB_AI_TOUCHING_GOAL: return botlib->ai.BotTouchingGoal(VM_POINTER(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_ITEM_GOAL_IN_VIS_BUT_NOT_VISIBLE: return botlib->ai.BotItemGoalInVisButNotVisible(arg[0], VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_POINTER(arg[3])); case BOTLIB_AI_GET_LEVEL_ITEM_GOAL: return botlib->ai.BotGetLevelItemGoal(arg[0], VM_POINTER(arg[1]), VM_POINTER(arg[2])); case BOTLIB_AI_AVOID_GOAL_TIME: return botlib->ai.BotAvoidGoalTime(arg[0], arg[1]); case BOTLIB_AI_INIT_LEVEL_ITEMS: botlib->ai.BotInitLevelItems(); return 0; case BOTLIB_AI_UPDATE_ENTITY_ITEMS: botlib->ai.BotUpdateEntityItems(); return 0; case BOTLIB_AI_LOAD_ITEM_WEIGHTS: return botlib->ai.BotLoadItemWeights(arg[0], VM_POINTER(arg[1])); case BOTLIB_AI_FREE_ITEM_WEIGHTS: botlib->ai.BotFreeItemWeights(arg[0]); return 0; case BOTLIB_AI_SAVE_GOAL_FUZZY_LOGIC: botlib->ai.BotSaveGoalFuzzyLogic(arg[0], VM_POINTER(arg[1])); return 0; case BOTLIB_AI_ALLOC_GOAL_STATE: return botlib->ai.BotAllocGoalState(VM_LONG(arg[0])); case BOTLIB_AI_FREE_GOAL_STATE: botlib->ai.BotFreeGoalState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_RESET_MOVE_STATE: botlib->ai.BotResetMoveState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_MOVE_TO_GOAL: botlib->ai.BotMoveToGoal(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3])); return 0; case BOTLIB_AI_MOVE_IN_DIRECTION: return botlib->ai.BotMoveInDirection(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_FLOAT(arg[2]), VM_LONG(arg[3])); case BOTLIB_AI_RESET_AVOID_REACH: botlib->ai.BotUpdateEntityItems(); return 0; case BOTLIB_AI_RESET_LAST_AVOID_REACH: botlib->ai.BotResetLastAvoidReach(arg[0]); return 0; case BOTLIB_AI_REACHABILITY_AREA: return botlib->ai.BotReachabilityArea(VM_POINTER(arg[0]), arg[1]); case BOTLIB_AI_MOVEMENT_VIEW_TARGET: return botlib->ai.BotMovementViewTarget(arg[0], VM_POINTER(arg[1]), arg[2], VM_FLOAT(arg[3]), VM_POINTER(arg[4])); case BOTLIB_AI_ALLOC_MOVE_STATE: return botlib->ai.BotAllocMoveState(); case BOTLIB_AI_FREE_MOVE_STATE: botlib->ai.BotFreeMoveState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_INIT_MOVE_STATE: //FIXME: validatepointer? botlib->ai.BotInitMoveState(VM_LONG(arg[0]), VM_POINTER(arg[1])); return 0; case BOTLIB_AI_CHOOSE_BEST_FIGHT_WEAPON: return botlib->ai.BotChooseBestFightWeapon(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_GET_WEAPON_INFO: botlib->ai.BotGetWeaponInfo(VM_LONG(arg[0]), VM_LONG(arg[1]), VM_POINTER(arg[2])); return 0; case BOTLIB_AI_LOAD_WEAPON_WEIGHTS: return botlib->ai.BotLoadWeaponWeights(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_ALLOC_WEAPON_STATE: return botlib->ai.BotAllocWeaponState(); case BOTLIB_AI_FREE_WEAPON_STATE: botlib->ai.BotFreeWeaponState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_RESET_WEAPON_STATE: botlib->ai.BotResetWeaponState(VM_LONG(arg[0])); return 0; case BOTLIB_AI_GENETIC_PARENTS_AND_CHILD_SELECTION: return botlib->ai.GeneticParentsAndChildSelection(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2]), VM_POINTER(arg[3]), VM_POINTER(arg[4])); case BOTLIB_AI_INTERBREED_GOAL_FUZZY_LOGIC: botlib->ai.BotInterbreedGoalFuzzyLogic(VM_LONG(arg[0]), VM_LONG(arg[1]), VM_LONG(arg[2])); return 0; case BOTLIB_AI_MUTATE_GOAL_FUZZY_LOGIC: botlib->ai.BotMutateGoalFuzzyLogic(VM_LONG(arg[0]), VM_FLOAT(arg[1])); return 0; case BOTLIB_AI_GET_NEXT_CAMP_SPOT_GOAL: return botlib->ai.BotGetNextCampSpotGoal(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_GET_MAP_LOCATION_GOAL: return botlib->ai.BotGetMapLocationGoal(VM_POINTER(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_NUM_INITIAL_CHATS: return botlib->ai.BotNumInitialChats(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_AI_GET_CHAT_MESSAGE: VALIDATEPOINTER(arg[1], arg[2]); botlib->ai.BotGetChatMessage(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_LONG(arg[2])); return 0; case BOTLIB_AI_REMOVE_FROM_AVOID_GOALS: botlib->ai.BotRemoveFromAvoidGoals(VM_LONG(arg[0]), VM_LONG(arg[1])); return 0; case BOTLIB_AI_PREDICT_VISIBLE_POSITION: return botlib->ai.BotPredictVisiblePosition(VM_POINTER(arg[0]), VM_LONG(arg[1]), VM_POINTER(arg[2]), VM_LONG(arg[3]), VM_POINTER(arg[4])); case BOTLIB_AI_SET_AVOID_GOAL_TIME: botlib->ai.BotSetAvoidGoalTime(VM_LONG(arg[0]), VM_LONG(arg[1]), VM_FLOAT(arg[2])); return 0; case BOTLIB_AI_ADD_AVOID_SPOT: botlib->ai.BotAddAvoidSpot(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_FLOAT(arg[2]), VM_LONG(arg[3])); return 0; case BOTLIB_AAS_ALTERNATIVE_ROUTE_GOAL: return botlib->aas.AAS_AlternativeRouteGoals(VM_POINTER(arg[0]), arg[1], VM_POINTER(arg[2]), arg[3], arg[4], VM_POINTER(arg[5]), arg[6], arg[7]); case BOTLIB_AAS_PREDICT_ROUTE: return botlib->aas.AAS_PredictRoute(VM_POINTER(arg[0]), arg[1], VM_POINTER(arg[2]), arg[3], arg[4], arg[5], arg[6], arg[7], arg[8], arg[9], arg[10]); case BOTLIB_AAS_POINT_REACHABILITY_AREA_INDEX: return botlib->aas.AAS_PointReachabilityAreaIndex(VM_POINTER(arg[0])); case BOTLIB_PC_LOAD_SOURCE: return botlib->PC_LoadSourceHandle(VM_POINTER(arg[0])); case BOTLIB_PC_FREE_SOURCE: return botlib->PC_FreeSourceHandle(VM_LONG(arg[0])); case BOTLIB_PC_READ_TOKEN: //fixme: validatepointer return botlib->PC_ReadTokenHandle(VM_LONG(arg[0]), VM_POINTER(arg[1])); case BOTLIB_PC_SOURCE_FILE_AND_LINE: //fixme: validatepointer return botlib->PC_SourceFileAndLine(VM_LONG(arg[0]), VM_POINTER(arg[1]), VM_POINTER(arg[2])); #endif // notimplemented: default: Con_Printf("builtin %i is not implemented\n", fn); } return ret; } int EXPORT_FN Q3G_SystemCalls(int arg, ...) { long args[13]; va_list argptr; va_start(argptr, arg); args[0]=va_arg(argptr, int); args[1]=va_arg(argptr, int); args[2]=va_arg(argptr, int); args[3]=va_arg(argptr, int); args[4]=va_arg(argptr, int); args[5]=va_arg(argptr, int); args[6]=va_arg(argptr, int); args[7]=va_arg(argptr, int); args[8]=va_arg(argptr, int); args[9]=va_arg(argptr, int); args[10]=va_arg(argptr, int); args[11]=va_arg(argptr, int); args[12]=va_arg(argptr, int); va_end(argptr); return Q3G_SystemCallsEx(NULL, ~0, arg, args); } void SVQ3_ShutdownGame(void) { int i; if (!q3gamevm) return; #ifdef USEBOTLIB if (botlib) { //it crashes otherwise, probably due to our huck clearage botlib->BotLibShutdown(); Z_FreeTags(Z_TAG_BOTLIB); } #endif for (i = 0; i < MAX_CONFIGSTRINGS; i++) { if (svq3_configstrings[i]) { Z_Free(svq3_configstrings[i]); svq3_configstrings[i] = NULL; } } Z_Free(q3_sentities); q3_sentities = NULL; BZ_Free(q3_snapshot_entities); q3_snapshot_entities = NULL; VM_Destroy(q3gamevm); q3gamevm = NULL; Cvar_Set(Cvar_Get("sv_running", "0", 0, "Q3 compatability"), "0"); } #ifdef USEBOTLIB void BL_Print(int l, char *fmt, ...) { va_list argptr; char text[1024]; va_start (argptr, fmt); vsprintf (text, fmt, argptr); va_end (argptr); Con_Printf("%s", text); } int botlibmemoryavailable; int BL_AvailableMemory(void) { return botlibmemoryavailable; } void *BL_Malloc(int size) { botlibmemoryavailable-=size; return Z_TagMalloc(size, Z_TAG_BOTLIB); } void BL_Free(void *mem) { botlibmemoryavailable+=Z_MemSize(mem); Z_Free(mem); } void *BL_HunkMalloc(int size) { return BL_Malloc(size);//Hunk_AllocName(size, "botlib"); } int BL_FOpenFile(const char *name, fileHandle_t *handle, fsMode_t mode) { return VMUI_fopen(name, handle, mode, Z_TAG_BOTLIB); } int BL_FRead( void *buffer, int len, fileHandle_t f ) { return VMUI_FRead(buffer, len, f, Z_TAG_BOTLIB); } //int BL_FWrite( const void *buffer, int len, fileHandle_t f ) //{ // return VMUI_FWrite(buffer, len, f, Z_TAG_BOTLIB); //} int BL_FCloseFile( fileHandle_t f ) { VMUI_fclose(f, Z_TAG_BOTLIB); return 0; } //int BL_Seek( fileHandle_t f ) //{ // VMUI_fseek(f, Z_TAG_BOTLIB) //} char *BL_BSPEntityData(void) { return sv.worldmodel->entities; } void BL_Trace(bsp_trace_t *trace, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int passent, int contentmask) { q3trace_t tr; SVQ3_Trace(&tr, start, mins, maxs, end, passent, contentmask); trace->allsolid = tr.allsolid; trace->startsolid = tr.startsolid; trace->fraction = tr.fraction; VectorCopy(tr.endpos, trace->endpos); trace->plane = tr.plane; trace->exp_dist = 0; trace->sidenum = 0; //trace->surface.name //trace->surface.flags trace->surface.value = tr.surfaceFlags; trace->contents = 0;//tr.contents; trace->ent = tr.entityNum; } int BL_PointContents(vec3_t point) { return SVQ3_PointContents(point, -1); } int BL_inPVS(vec3_t p1, vec3_t p2) { return true;// FIXME: :( } void BL_EntityTrace(bsp_trace_t *trace, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int entnum, int contentmask) { trace->allsolid = 0;//tr.allsolid; trace->startsolid = 0;//tr.startsolid; trace->fraction = 1;//tr.fraction; VectorCopy(end, trace->endpos); // trace->plane = tr.plane; trace->exp_dist = 0; trace->sidenum = 0; //trace->surface.name //trace->surface.flags // trace->surface.value = tr.surfaceFlags; trace->contents = 0;//tr.contents; // trace->ent = tr.entityNum; } void BL_BSPModelMinsMaxsOrigin(int modelnum, vec3_t angles, vec3_t outmins, vec3_t outmaxs, vec3_t origin) { model_t *mod; vec3_t mins, maxs; float max; int i; mod = Mod_ForName(va("*%i", modelnum), false); VectorCopy(mod->mins, mins); VectorCopy(mod->maxs, maxs); //if the model is rotated if ((angles[0] || angles[1] || angles[2])) { // expand for rotation max = RadiusFromBounds(mins, maxs); for (i = 0; i < 3; i++) { mins[i] = -max; maxs[i] = max; } } if (outmins) VectorCopy(mins, outmins); if (outmaxs) VectorCopy(maxs, outmaxs); if (origin) VectorClear(origin); } void BL_BotClientCommand(int clientnum, char *command) { Cmd_TokenizeString(command, false, false); VM_Call(q3gamevm, GAME_CLIENT_COMMAND, clientnum); } #endif void SV_InitBotLib() { cvar_t *bot_enable = Cvar_Get("bot_enable", "1", 0, "Q3 compatability"); #ifdef USEBOTLIB botlib_import_t import; Cvar_Set(Cvar_Get("sv_mapChecksum", "0", 0, "Q3 compatability"), va("%i", sv.worldmodel->checksum)); memset(&import, 0, sizeof(import)); import.Print = BL_Print; import.Trace = BL_Trace; import.EntityTrace = BL_EntityTrace; import.PointContents = BL_PointContents; import.inPVS = BL_inPVS; import.BSPEntityData = BL_BSPEntityData; import.BSPModelMinsMaxsOrigin = BL_BSPModelMinsMaxsOrigin; import.BotClientCommand = BL_BotClientCommand; import.GetMemory = BL_Malloc; import.FreeMemory = BL_Free; import.AvailableMemory = BL_AvailableMemory; import.HunkAlloc = BL_HunkMalloc; import.FS_FOpenFile = BL_FOpenFile; import.FS_Read = BL_FRead; // import.FS_Write = BL_FWrite; import.FS_FCloseFile = BL_FCloseFile; // import.FS_Seek = BL_Seek; // import.DebugLineCreate // import.DebugLineDelete // import.DebugLineShow // // import.DebugPolygonCreate // import.DebugPolygonDelete // Z_FreeTags(Z_TAG_BOTLIB); botlibmemoryavailable = 1024*1024*16; botlib = FTE_GetBotLibAPI(BOTLIB_API_VERSION, &import); if (!botlib) { bot_enable->flags |= CVAR_LATCH; Cvar_ForceSet(bot_enable, "0"); } else { cvar_t *mapname = Cvar_Get("mapname", "", CVAR_SERVERINFO, "Q3 compatability"); Cvar_Set(mapname, sv.name); } #else //make sure it's switched off. Cvar_ForceSet(bot_enable, "0"); bot_enable->flags |= CVAR_NOSET; #endif } qboolean SVQ3_InitGame(void) { char buffer[8192]; extern cvar_t progs; if (sv.worldmodel->fromgame == fg_quake) return false; //always fail on q1bsp if (*progs.string) //don't load q3 gamecode if we're explicitally told to load a progs. return false; SVQ3_ShutdownGame(); q3gamevm = VM_Create(NULL, "vm/qagame", Q3G_SystemCalls, Q3G_SystemCallsEx); if (!q3gamevm) return false; SV_InitBotLib(); SV_ClearWorld(); q3_sentities = Z_Malloc(sizeof(q3serverEntity_t)*MAX_GENTITIES); strcpy(buffer, svs.info); Info_SetValueForKey(buffer, "map", "", sizeof(buffer)); Info_SetValueForKey(buffer, "maxclients", "", sizeof(buffer)); Info_SetValueForKey(buffer, "mapname", sv.name, sizeof(buffer)); Info_SetValueForKey(buffer, "sv_maxclients", "32", sizeof(buffer)); SVQ3_SetConfigString(0, buffer); Cvar_Set(Cvar_Get("sv_running", "0", 0, "Q3 compatability"), "1"); svq3_configstrings[1] = Z_Malloc(32); Info_SetValueForKey(svq3_configstrings[1], "sv_serverid", va("%i", svs.spawncount), MAX_SERVERINFO_STRING); mapentspointer = sv.worldmodel->entities; VM_Call(q3gamevm, GAME_INIT, 0, rand(), false); SVQ3_CreateBaseline(); q3_num_snapshot_entities = 32 * Q3UPDATE_BACKUP * 32; if (q3_snapshot_entities) BZ_Free(q3_snapshot_entities); q3_next_snapshot_entities = 0; q3_snapshot_entities = BZ_Malloc(sizeof( q3entityState_t ) * q3_num_snapshot_entities); #ifdef USEBOTLIB if (botlib) VM_Call(q3gamevm, BOTAI_START_FRAME, (int)(sv.time*1000)); #endif return true; } void SVQ3_RunFrame(void) { VM_Call(q3gamevm, GAME_RUN_FRAME, (int)(sv.time*1000)); #ifdef USEBOTLIB if (botlib) VM_Call(q3gamevm, BOTAI_START_FRAME, (int)(sv.time*1000)); #endif } void SVQ3_ClientCommand(client_t *cl) { VM_Call(q3gamevm, GAME_CLIENT_COMMAND, cl-svs.clients); } void SVQ3_ClientBegin(client_t *cl) { VM_Call(q3gamevm, GAME_CLIENT_BEGIN, cl-svs.clients); } void SVQ3_ClientThink(client_t *cl) { VM_Call(q3gamevm, GAME_CLIENT_THINK, cl-svs.clients); } qboolean SVQ3_Command(void) { if (!q3gamevm) return false; return VM_Call(q3gamevm, GAME_CONSOLE_COMMAND); } qboolean SVQ3_ConsoleCommand(void) { if (!q3gamevm) return false; Cmd_ShiftArgs(1, false); VM_Call(q3gamevm, GAME_CONSOLE_COMMAND); return true; } void SVQ3_Netchan_Transmit( client_t *client, int length, qbyte *data ); void SVQ3_CreateBaseline(void) { q3sharedEntity_t *ent; int entnum; if (q3_baselines) Z_Free(q3_baselines); q3_baselines = Z_Malloc(sizeof(q3entityState_t)*MAX_GENTITIES); for(entnum=0; entnumr.linked) continue; // FIXME - is this check correct? if(ent->r.svFlags & (SVF_NOCLIENT|/*SVF_CLIENTMASK|*/SVF_SINGLECLIENT)) continue; if (ent->s.number < 0) continue; //hey! // // take current state as baseline // memcpy(&q3_baselines[entnum], &ent->s, sizeof(q3_baselines[0])); } } //Writes the entities to the clients void SVQ3_EmitPacketEntities(client_t *client, q3client_frame_t *from, q3client_frame_t *to, sizebuf_t *msg) { q3entityState_t *oldent, *newent; int oldindex, newindex; int oldnum, newnum; int from_num_entities; if(!from ) { from_num_entities = 0; } else { from_num_entities = from->num_entities; } newindex = 0; oldindex = 0; while(newindex < to->num_entities || oldindex < from_num_entities) { if(newindex >= to->num_entities) { newnum = 99999; } else { newent = &q3_snapshot_entities[(to->first_entity + newindex) % q3_num_snapshot_entities]; newnum = newent->number; } if(oldindex >= from_num_entities) { oldnum = 99999; } else { oldent = &q3_snapshot_entities[(from->first_entity + oldindex) % q3_num_snapshot_entities]; oldnum = oldent->number; } if(newnum == oldnum) { // delta update from old position // because the force parm is false, this will not result // in any bytes being emited if the entity has not changed at all MSGQ3_WriteDeltaEntity(msg, oldent, newent, false); oldindex++; newindex++; continue; } if(newnum < oldnum) { // this is a new entity, send it from the baseline MSGQ3_WriteDeltaEntity( msg, &q3_baselines[newnum], newent, true ); newindex++; continue; } if(newnum > oldnum) { // the old entity isn't present in the new message MSGQ3_WriteDeltaEntity( msg, oldent, NULL, true ); oldindex++; continue; } } MSG_WriteBits(msg, ENTITYNUM_NONE, GENTITYNUM_BITS); // end of packetentities } void SVQ3_WriteSnapshotToClient(client_t *client, sizebuf_t *msg) { q3client_frame_t *oldsnap; q3client_frame_t *snap; int delta; int i; // this is a frame we are creating snap = &client->q3frames[client->netchan.outgoing_sequence & Q3UPDATE_MASK]; if(client->state < cs_spawned) { // not fully in game yet delta = 0; oldsnap = NULL; return; } else if(client->delta_sequence < 0) { // client is asking for a retransmit delta = 0; oldsnap = NULL; } else if(client->netchan.outgoing_sequence - client->delta_sequence >= Q3UPDATE_BACKUP - 3) { // client hasn't gotten a good message through in a long time Con_DPrintf( "%s: Delta request from out of date packet.\n", client->name ); delta = 0; oldsnap = NULL; } else { // we have a valid message to delta from delta = client->netchan.outgoing_sequence - client->delta_sequence; oldsnap = &client->q3frames[client->delta_sequence & Q3UPDATE_MASK]; if(oldsnap->first_entity <= q3_next_snapshot_entities - q3_num_snapshot_entities) { // oldsnap entities are too old Con_DPrintf("%s: Delta request from out of date entities.\n", client->name); delta = 0; oldsnap = NULL; } } // if( client->surpressCount ) { // snap->snapFlags |= SNAPFLAG_RATE_DELAYED; // client->surpressCount = 0; // } // write snapshot header MSG_WriteBits(msg, svcq3_snapshot, 8); MSG_WriteBits(msg, (int)(sv.time*1000), 32); MSG_WriteBits(msg, delta, 8); // what we are delta'ing from // write snapFlags MSG_WriteBits(msg, snap->flags, 8); // send over the areabits MSG_WriteBits(msg, snap->areabytes, 8); for (i = 0; i < snap->areabytes; i++) MSG_WriteBits(msg, snap->areabits[i], 8); // delta encode the playerstate MSGQ3_WriteDeltaPlayerstate(msg, oldsnap ? &oldsnap->ps : NULL, &snap->ps); // delta encode the entities SVQ3_EmitPacketEntities(client, oldsnap, snap, msg); // while( msg.cursize < sv_padPackets->integer ) { // FIXME? // for( i=0 ; iinteger ; i++ ) // { // MSG_WriteByte( msg, svcq3_nop ); // } } int clientNum; int clientarea; qbyte *areabits; qbyte *bitvector; static int VARGS SVQ3_QsortEntityStates( const void *arg1, const void *arg2 ) { const q3entityState_t *s1 = *(const q3entityState_t **)arg1; const q3entityState_t *s2 = *(const q3entityState_t **)arg2; if( s1->number > s2->number ) { return 1; } if( s1->number < s2->number ) { return -1; } SV_Error("SV_QsortEntityStates: duplicated entity"); return 0; } static qboolean SVQ3_EntityIsVisible( q3sharedEntity_t *ent ) { q3serverEntity_t *sent; int i; int l; if( !ent->r.linked ) { return false; // not active entity } if( ent->r.svFlags & SVF_NOCLIENT ) { return false; // set to invisible } if( ent->r.svFlags & SVF_CLIENTMASK ) { if( clientNum > 32 ) { SV_Error("SVF_CLIENTMASK: clientNum > 32" ); } if( ent->r.singleClient & (1 << (clientNum & 7)) ) { return true; } return false; } if( ent->r.svFlags & SVF_SINGLECLIENT ) { if( ent->r.singleClient == clientNum ) { return true; } return false; } if( ent->r.svFlags & SVF_NOTSINGLECLIENT ) { if( ent->r.singleClient == clientNum ) { return false; } // FIXME: fall through } if( ent->r.svFlags & SVF_BROADCAST ) { return true; } // // ignore if not touching a PV leaf // sent = SENTITY_FOR_GENTITY( ent ); // check area if( sent->areanum < 0 || !(areabits[sent->areanum >> 3] & (1 << (sent->areanum & 7))) ) { // doors can legally straddle two areas, so // we may need to check another one if( sent->areanum2 < 0 || !(areabits[sent->areanum2 >> 3] & (1 << (sent->areanum2 & 7))) ) { return false; // blocked by a door } } /* // check area if( !CM_AreasConnected( clientarea, sent->areanum ) ) { // doors can legally straddle two areas, so // we may need to check another one if( !CM_AreasConnected( clientarea, sent->areanum2 ) ) { return false; // blocked by a door } } */ if( sent->num_clusters == -1 ) { // too many leafs for individual check, go by headnode if( !CM_HeadnodeVisible(sv.worldmodel, sent->headnode, bitvector ) ) { return false; } } else { // check individual leafs for( i=0 ; i < sent->num_clusters ; i++ ) { l = sent->clusternums[i]; if( bitvector[l >> 3] & (1 << (l & 7) ) ) { break; } } if( i == sent->num_clusters ) { return false; // not visible } } return true; } void SVQ3_BuildClientSnapshot( client_t *client ) { q3entityState_t *entityStates[MAX_ENTITIES_IN_SNAPSHOT]; vec3_t org; q3sharedEntity_t *ent; q3sharedEntity_t *clent; q3client_frame_t *snap; q3entityState_t *es; q3playerState_t *ps; int portalarea; int i; clientNum = client - svs.clients; clent = GENTITY_FOR_NUM( clientNum ); ps = PS_FOR_NUM( clientNum ); // this is the frame we are creating snap = &client->q3frames[client->netchan.outgoing_sequence & Q3UPDATE_MASK]; snap->serverTime = Sys_DoubleTime()*1000;//svs.levelTime; // save it for ping calc later snap->flags = 0; if( client->state < cs_spawned ) { // not in game yet memcpy(&snap->ps, ps, sizeof(snap->ps)); snap->flags |= SNAPFLAG_NOT_ACTIVE; snap->areabytes = 1; snap->areabits[0] = 0; snap->num_entities = 0; snap->first_entity = q3_next_snapshot_entities; return; } // find the client's PVS VectorCopy( ps->origin, org ); org[2] += ps->viewheight; clientarea = CM_PointLeafnum(sv.worldmodel, org); bitvector = sv.worldmodel->funcs.LeafPVS(sv.worldmodel, sv.worldmodel->funcs.LeafnumForPoint(sv.worldmodel, org), NULL); clientarea = CM_LeafArea(sv.worldmodel, clientarea); /* if( client->areanum != clientarea ) { Com_Printf( "%s entered area %i\n", client->name, clientarea); client->areanum = clientarea; } */ // calculate the visible areas areabits = snap->areabits; snap->areabytes = CM_WriteAreaBits(sv.worldmodel, areabits, clientarea); // grab the current playerState_t memcpy( &snap->ps, ps, sizeof( snap->ps ) ); // build up the list of visible entities snap->num_entities = 0; snap->first_entity = q3_next_snapshot_entities; // check for SVF_PORTAL entities first for( i=0 ; ir.svFlags & SVF_PORTAL) ) { continue; } if( !SVQ3_EntityIsVisible( ent ) ) { continue; } // merge PVS if portal portalarea = CM_PointLeafnum(sv.worldmodel, ent->s.origin2); portalarea = CM_LeafArea(sv.worldmodel, portalarea); // CM_MergePVS ( ent->s.origin2 ); // CM_MergeAreaBits( snap->areabits, portalarea ); } // add all visible entities for( i=0 ; is.number != i ) { Con_DPrintf( "FIXING ENT->S.NUMBER!!!\n" ); ent->s.number = i; } entityStates[snap->num_entities++] = &ent->s; if( snap->num_entities >= MAX_ENTITIES_IN_SNAPSHOT ) { Con_DPrintf( "MAX_ENTITIES_IN_SNAPSHOT\n" ); break; } } if( q3_next_snapshot_entities + snap->num_entities >= 0x7FFFFFFE ) { SV_Error("q3_next_snapshot_entities wrapped"); } // find duplicated entities qsort( entityStates, snap->num_entities, sizeof( entityStates[0] ), SVQ3_QsortEntityStates ); // add them to the circular snapshotEntities array for( i=0 ; inum_entities ; i++ ) { es = &q3_snapshot_entities[q3_next_snapshot_entities % q3_num_snapshot_entities]; memcpy( es, entityStates[i], sizeof( *es ) ); q3_next_snapshot_entities++; } for (i = 0; i < snap->areabytes;i++) { //fix areabits, q2->q3 style.. snap->areabits[i]^=255; } } //writes initial gamestate void SVQ3_SendGameState(client_t *client) { sizebuf_t msg; char buffer[MAX_OVERALLMSGLEN]; int i; int j; char *configString; Con_DPrintf( "SV_SendClientGameState() for %s\n", client->name ); memset(&msg, 0, sizeof(msg)); msg.maxsize = sizeof(buffer); msg.data = buffer; msg.packing = SZ_HUFFMAN; // write last clientCommand number we have processed MSG_WriteBits(&msg, client->last_client_command_num, 32); MSG_WriteBits(&msg, svcq3_gamestate, 8 ); MSG_WriteBits(&msg, client->num_client_commands, 32); // write configstrings for( i=0; isendTime // SV_RateDrop( client, msg.cursize ); client->state = cs_connected; client->gamestatesequence = client->last_sequence; } void SVQ3_WriteServerCommandsToClient( client_t *client, sizebuf_t *msg ) { int i; int j, len; char *str; for(i=client->last_server_command_num+1; i<=client->num_server_commands; i++) { MSG_WriteBits(msg, svcq3_serverCommand, 8); MSG_WriteBits(msg, i, 32); str = client->server_commands[i & TEXTCMD_MASK]; len = strlen(str); for (j = 0; j <= len; j++) MSG_WriteBits(msg, str[j], 8); } } void SVQ3_SendMessage(client_t *client) { qbyte buffer[MAX_OVERALLMSGLEN]; sizebuf_t msg; memset(&msg, 0, sizeof(msg)); msg.maxsize = sizeof(buffer); msg.data = buffer; msg.packing = SZ_HUFFMAN; SVQ3_BuildClientSnapshot( client ); MSG_WriteBits(&msg, client->last_client_command_num, 32); // write pending serverCommands SVQ3_WriteServerCommandsToClient(client, &msg); // send over all the relevant entityState_t // and the playerState_t SVQ3_WriteSnapshotToClient( client, &msg ); // SV_WriteDownloadToClient( client, &msg ); // end of message marker MSG_WriteBits(&msg, svcq3_eom, 8); SVQ3_Netchan_Transmit( client, msg.cursize, msg.data ); } client_t *SVQ3_FindEmptyPlayerSlot(void) { int i; for (i = 0; i < MAX_CLIENTS; i++) { if (!svs.clients[i].state) return &svs.clients[i]; } return NULL; } client_t *SVQ3_FindExistingPlayerByIP(netadr_t na, int qport) { int i; for (i = 0; i < MAX_CLIENTS; i++) { if (svs.clients[i].state && NET_CompareAdr(svs.clients[i].netchan.remote_address, na)) return &svs.clients[i]; } return NULL; } qboolean Netchan_ProcessQ3 (netchan_t *chan); static qboolean SVQ3_Netchan_Process(client_t *client) { int serverid; int lastSequence; int lastServerCommandNum; qbyte bitmask; qbyte c; int i, j; char *string; int bit; int readcount; if (!Netchan_ProcessQ3(&client->netchan)) { return false; } // archive buffer state bit = net_message.currentbit; readcount = msg_readcount; net_message.packing = SZ_HUFFMAN; serverid = MSG_ReadBits(32); lastSequence = MSG_ReadBits(32); lastServerCommandNum = MSG_ReadBits(32); // restore buffer state net_message.currentbit = bit; msg_readcount = readcount; net_message.packing = SZ_RAWBYTES; // calculate bitmask bitmask = serverid ^ lastSequence ^ client->challenge; string = client->server_commands[lastServerCommandNum & TEXTCMD_MASK]; // decrypt the packet for( i=msg_readcount+12,j=0 ; i 127 || c == '%' ) { c = '.'; } bitmask ^= c << (i & 1); net_message.data[i] ^= bitmask; } return true; } void SVQ3_Netchan_Transmit( client_t *client, int length, qbyte *data ) { qbyte buffer[MAX_OVERALLMSGLEN]; qbyte bitmask; qbyte c; int i, j; char *string; // calculate bitmask bitmask = client->netchan.outgoing_sequence ^ client->challenge; string = client->last_client_command; //first four bytes are not encrypted. for( i=0; i<4 ; i++) buffer[i] = data[i]; // encrypt the packet for( j=0 ; i 127 || c == '%' ) { c = '.'; } bitmask ^= c << (i & 1); buffer[i] = data[i]^bitmask; } // deliver the message Netchan_TransmitQ3( &client->netchan, length, buffer); } int StringKey( const char *string, int length ); #define MAX_PACKET_USERCMDS 64 void SVQ3_ParseUsercmd(client_t *client, qboolean delta) { static usercmd_t nullcmd; usercmd_t commands[MAX_PACKET_USERCMDS]; usercmd_t *from; usercmd_t *to; int i; int key; int cmdCount; char *string; if( delta ) { client->delta_sequence = client->last_sequence; // client->snapLatency[client->last_sequence & (LATENCY_COUNTS-1)] = Sys_Milliseconds()/*svs.levelTime*/ - client->snapshots[client->last_sequence & UPDATE_MASK].serverTime; } else { client->delta_sequence = -1; // client is asking for retransmit // client->snapLatency[client->last_sequence & (LATENCY_COUNTS-1)] = -1; } // read number of usercmds in a packet cmdCount = MSG_ReadBits(8); if(cmdCount < 1) SV_DropClient(client); else if(cmdCount > MAX_PACKET_USERCMDS) SV_DropClient(client); if(client->state <= cs_zombie) return; // was dropped // calculate key for usercmd decryption string = client->server_commands[client->last_server_command_num & TEXTCMD_MASK]; key = client->last_sequence ^ fs_key ^ StringKey(string, 32); // read delta sequenced usercmds from = &nullcmd; for(i=0, to=commands; istate) { case cs_connected: // transition from CS_PRIMED to CS_ACTIVE memcpy(&client->lastcmd, &commands[cmdCount-1], sizeof(client->lastcmd)); SVQ3_ClientBegin(client); client->state = cs_spawned; break; case cs_spawned: // run G_ClientThink() on each usercmd for(i=0,to=commands; iservertime <= client->lastcmd.servertime ) // continue; memcpy( &client->lastcmd, to, sizeof(client->lastcmd)); SVQ3_ClientThink(client); } break; default: break; // outdated usercmd packet } } void SVQ3_UpdateUserinfo_f(client_t *cl) { Q_strncpyz( cl->userinfo, Cmd_Argv(1), sizeof(cl->userinfo) ); SV_ExtractFromUserinfo (cl); VM_Call(q3gamevm, GAME_CLIENT_USERINFO_CHANGED, cl-svs.clients); } void SVQ3_Drop_f(client_t *cl) { SV_DropClient(cl); } typedef struct ucmd_s { char *name; void (*func)( client_t * ); } ucmd_t; static const ucmd_t ucmds[] = { { "userinfo", SVQ3_UpdateUserinfo_f}, { "disconnect", SVQ3_Drop_f},//SV_Disconnect_f }, // TODO { "cp", NULL }, { "download", NULL }, { "nextdl", NULL }, { "stopdl", NULL }, { "donedl", NULL }, { NULL, NULL } }; void SVQ3_ParseClientCommand(client_t *client) { int commandNum; char *command; const ucmd_t *u; char buffer[2048]; int i; commandNum = MSG_ReadBits(32); for (i = 0; ; i++) { buffer[i] = MSG_ReadBits(8); if (!buffer[i]) break; } command = buffer; if(commandNum <= client->last_client_command_num) return; // we have already received this command Con_Printf("ClientCommand %i: %s\n", commandNum, buffer); // Con_DPrintf("clientCommand: %s : %i : %s\n", client->name, commandNum, Com_TranslateLinefeeds(command)); client->last_client_command_num++; if(commandNum > client->last_client_command_num) { Con_Printf("Client %s lost %i clientCommands\n", commandNum - client->last_client_command_num); SV_DropClient(client); return; } // copy current command for netchan encryption Q_strncpyz(client->last_client_command, command, sizeof(client->last_client_command)); Cmd_TokenizeString(command, false, false); // check for server private commands first for(u=ucmds; u->name; u++) { if(!stricmp(Cmd_Argv(0), u->name)) { if(u->func) u->func(client); break; } } // TODO - flood protection if(!u->name && sv.state == ss_active) SVQ3_ClientCommand(client); } void SVQ3_ParseClientMessage(client_t *client) { int serverid; //sorta like the level number. int c; host_client = client; // remaining data is compressed net_message.packing = SZ_HUFFMAN; net_message.currentbit = msg_readcount*8; // read serverid serverid = MSG_ReadBits(32); // read last server message sequence client received client->last_sequence = MSG_ReadBits(32); if( client->last_sequence < 0 ) { return; // this shouldn't happen } // read last server command number client received client->last_server_command_num = MSG_ReadBits(32); if( client->last_server_command_num <= client->num_server_commands - TEXTCMD_BACKUP ) client->last_server_command_num = client->num_server_commands - TEXTCMD_BACKUP + 1; else if( client->last_server_command_num > client->num_server_commands ) client->last_server_command_num = client->num_server_commands; // check if message is from a previous level if( serverid != svs.spawncount ) { if(client->gamestatesequence>=0) { if( client->last_sequence - client->gamestatesequence < 100 ) return; // don't resend gameState too frequently Con_DPrintf( "%s : dropped gamestate, resending\n", client->name ); } SVQ3_SendGameState( client ); return; } client->send_message = true; // // parse the message // while(1) { if(client->state <= cs_zombie) return; // parsed command caused client to disconnect if(msg_readcount > net_message.cursize) { Con_Printf("corrupted packet from %s\n", client->name); SV_DropClient(client); return; } c = MSG_ReadBits(8); if (c == clcq3_eom) { break; } switch(c) { default: Con_Printf("corrupted packet from %s\n", client->name); SV_DropClient(client); return; case clcq3_nop: break; case clcq3_move: SVQ3_ParseUsercmd(client, true); break; case clcq3_nodeltaMove: SVQ3_ParseUsercmd(client, false); break; case clcq3_clientCommand: SVQ3_ParseClientCommand(client); break; } } if (msg_readcount != net_message.cursize) { Con_Printf( S_COLOR_YELLOW"WARNING: Junk at end of packet for client %s\n", client->name ); } }; void SVQ3_HandleClient(void) { int i; int qport; if (net_message.cursize<6) return; //urm. :/ MSG_BeginReading(); MSG_ReadBits(32); qport = (unsigned short)MSG_ReadBits(16); for (i = 0; i < MAX_CLIENTS; i++) { if (svs.clients[i].state <= cs_zombie) continue; if (svs.clients[i].netchan.qport != qport) continue; if (!NET_CompareBaseAdr(svs.clients[i].netchan.remote_address, net_from)) continue; //found them. break; } if (i == MAX_CLIENTS) return; //nope if (!SVQ3_Netchan_Process(&svs.clients[i])) { return; // wasn't accepted for some reason } SVQ3_ParseClientMessage(&svs.clients[i]); } void SVQ3_DirectConnect(void) //Actually connect the client, use up a slot, and let the gamecode know of it. { char *reason; client_t *cl; char *userinfo = NULL; int ret; int challenge; int qport; if (net_message.cursize < 13) return; Huff_DecryptPacket(&net_message, 12); Cmd_TokenizeString(net_message.data+4, false, false); userinfo = Cmd_Argv(1); qport = atoi(Info_ValueForKey(userinfo, "qport")); challenge = atoi(Info_ValueForKey(userinfo, "challenge")); cl = SVQ3_FindExistingPlayerByIP(net_from, qport); //use a duplicate first. if (!cl) cl = SVQ3_FindEmptyPlayerSlot(); if (!cl) { reason = "Server is full."; userinfo = NULL; } else { if (cl->q3frames) BZ_Free(cl->q3frames); memset(cl, 0, sizeof(*cl)); challenge = atoi(Info_ValueForKey(userinfo, "challenge")); if (net_from.type != NA_LOOPBACK && !SV_ChallengePasses(challenge)) reason = "Invalid challenge"; else { #ifndef SERVERONLY if (net_from.type == NA_LOOPBACK) cls.challenge = challenge = 500; #endif Q_strncpyz(cl->userinfo, userinfo, sizeof(cl->userinfo)); reason = NET_AdrToString(net_from); Info_SetValueForStarKey(cl->userinfo, "ip", reason, sizeof(cl->userinfo)); ret = VM_Call(q3gamevm, GAME_CLIENT_CONNECT, cl-svs.clients, false, false); if (!ret) reason = NULL; else reason = (char*)VM_MemoryBase(q3gamevm)+ret; //this is going to stop q3 dll gamecode at 64bits. } } if (reason) { Con_Printf("%s\n", reason); reason = va("\377\377\377\377print\n%s", reason); NET_SendPacket (NS_SERVER, strlen(reason), reason, net_from); return; } cl->protocol = SCP_QUAKE3; cl->state = cs_connected; cl->name = cl->namebuf; cl->team = cl->teambuf; SV_ExtractFromUserinfo(cl); Netchan_Setup(NS_SERVER, &cl->netchan, net_from, qport); cl->netchan.outgoing_sequence = 1; cl->challenge = challenge; cl->userid = (cl - svs.clients)+1; cl->gamestatesequence = -1; NET_SendPacket (NS_SERVER, 19, "\377\377\377\377connectResponse", net_from); Huff_PreferedCompressionCRC(); cl->q3frames = BZ_Malloc(Q3UPDATE_BACKUP*sizeof(*cl->q3frames)); } int SVQ3_AddBot(void) { client_t *cl; cl = SVQ3_FindEmptyPlayerSlot(); if (!cl) return -1; //failure, no slots cl->protocol = SCP_BAD; cl->state = cs_connected; cl->name = cl->namebuf; cl->team = cl->teambuf; cl->challenge = 0; cl->userid = (cl - svs.clients)+1; cl->state = cs_spawned; return cl - svs.clients; } void SVQ3_DropClient(client_t *cl) { if (q3gamevm) VM_Call(q3gamevm, GAME_CLIENT_DISCONNECT, cl-svs.clients); } #endif