pcode.c

   1 \r
   2 //**************************************************************************\r
   3 //**\r
   4 //** pcode.c\r
   5 //**\r
   6 //**************************************************************************\r
   7 \r
   8 // HEADER FILES ------------------------------------------------------------\r
   9 \r
  10 #include <string.h>\r
  11 #include <stddef.h>\r
  12 #include "pcode.h"\r
  13 #include "common.h"\r
  14 #include "error.h"\r
  15 #include "misc.h"\r
  16 #include "strlist.h"\r
  17 #include "token.h"\r
  18 #include "symbol.h"\r
  19 #include "parse.h"\r
  20 \r
  21 // MACROS ------------------------------------------------------------------\r
  22 \r
  23 // TYPES -------------------------------------------------------------------\r
  24 \r
  25 typedef struct scriptInfo_s\r
  26 {\r
  27         U_WORD number;\r
  28         U_BYTE type;\r
  29         U_BYTE argCount;\r
  30         U_WORD varCount;\r
  31         U_WORD flags;\r
  32         int address;\r
  33         int srcLine;\r
  34         boolean imported;\r
  35 } scriptInfo_t;\r
  36 \r
  37 typedef struct functionInfo_s\r
  38 {\r
  39         U_BYTE hasReturnValue;\r
  40         U_BYTE argCount;\r
  41         U_BYTE localCount;\r
  42         int address;\r
  43         int name;\r
  44 } functionInfo_t;\r
  45 \r
  46 typedef struct mapVarInfo_s\r
  47 {\r
  48         int initializer;\r
  49         boolean isString;\r
  50         char *name;\r
  51         boolean imported;\r
  52 } mapVarInfo_t;\r
  53 \r
  54 // EXTERNAL FUNCTION PROTOTYPES --------------------------------------------\r
  55 \r
  56 // PUBLIC FUNCTION PROTOTYPES ----------------------------------------------\r
  57 \r
  58 // PRIVATE FUNCTION PROTOTYPES ---------------------------------------------\r
  59 \r
  60 static void GrowBuffer(void);\r
  61 static void Append(void *buffer, size_t size);\r
  62 static void Write(void *buffer, size_t size, int address);\r
  63 static void Skip(size_t size);\r
  64 static void CloseOld(void);\r
  65 static void CloseNew(void);\r
  66 static void CreateDummyScripts(void);\r
  67 static void RecordDummyScripts(void);\r
  68 \r
  69 // EXTERNAL DATA DECLARATIONS ----------------------------------------------\r
  70 \r
  71 // PUBLIC DATA DEFINITIONS -------------------------------------------------\r
  72 \r
  73 int pc_Address;\r
  74 byte *pc_Buffer;\r
  75 byte *pc_BufferPtr;\r
  76 int pc_ScriptCount;\r
  77 int pc_FunctionCount;\r
  78 boolean pc_NoShrink;\r
  79 boolean pc_HexenCase;\r
  80 boolean pc_WadAuthor = TRUE;\r
  81 boolean pc_EncryptStrings;\r
  82 int pc_LastAppendedCommand;\r
  83 int pc_DummyAddress;\r
  84 \r
  85 // PRIVATE DATA DEFINITIONS ------------------------------------------------\r
  86 \r
  87 static size_t BufferSize;\r
  88 static boolean ObjectOpened = NO;\r
  89 static scriptInfo_t ScriptInfo[MAX_SCRIPT_COUNT];\r
  90 static functionInfo_t FunctionInfo[MAX_FUNCTION_COUNT];\r
  91 static int ArraySizes[MAX_MAP_VARIABLES];\r
  92 static int *ArrayInits[MAX_MAP_VARIABLES];\r
  93 static boolean ArrayOfStrings[MAX_MAP_VARIABLES];\r
  94 static int NumArrays;\r
  95 static mapVarInfo_t MapVariables[MAX_MAP_VARIABLES];\r
  96 static boolean MapVariablesInit = NO;\r
  97 static char ObjectName[MAX_FILE_NAME_LENGTH];\r
  98 static int ObjectFlags;\r
  99 static int PushByteAddr;\r
 100 static char Imports[MAX_IMPORTS][9];\r
 101 static int NumImports;\r
 102 static boolean HaveScriptFlags;\r
 103 \r
 104 static char *PCDNames[PCODE_COMMAND_COUNT] =\r
 105 {\r
 106         "PCD_NOP",\r
 107         "PCD_TERMINATE",\r
 108         "PCD_SUSPEND",\r
 109         "PCD_PUSHNUMBER",\r
 110         "PCD_LSPEC1",\r
 111         "PCD_LSPEC2",\r
 112         "PCD_LSPEC3",\r
 113         "PCD_LSPEC4",\r
 114         "PCD_LSPEC5",\r
 115         "PCD_LSPEC1DIRECT",\r
 116         "PCD_LSPEC2DIRECT",\r
 117         "PCD_LSPEC3DIRECT",\r
 118         "PCD_LSPEC4DIRECT",\r
 119         "PCD_LSPEC5DIRECT",\r
 120         "PCD_ADD",\r
 121         "PCD_SUBTRACT",\r
 122         "PCD_MULTIPLY",\r
 123         "PCD_DIVIDE",\r
 124         "PCD_MODULUS",\r
 125         "PCD_EQ",\r
 126         "PCD_NE",\r
 127         "PCD_LT",\r
 128         "PCD_GT",\r
 129         "PCD_LE",\r
 130         "PCD_GE",\r
 131         "PCD_ASSIGNSCRIPTVAR",\r
 132         "PCD_ASSIGNMAPVAR",\r
 133         "PCD_ASSIGNWORLDVAR",\r
 134         "PCD_PUSHSCRIPTVAR",\r
 135         "PCD_PUSHMAPVAR",\r
 136         "PCD_PUSHWORLDVAR",\r
 137         "PCD_ADDSCRIPTVAR",\r
 138         "PCD_ADDMAPVAR",\r
 139         "PCD_ADDWORLDVAR",\r
 140         "PCD_SUBSCRIPTVAR",\r
 141         "PCD_SUBMAPVAR",\r
 142         "PCD_SUBWORLDVAR",\r
 143         "PCD_MULSCRIPTVAR",\r
 144         "PCD_MULMAPVAR",\r
 145         "PCD_MULWORLDVAR",\r
 146         "PCD_DIVSCRIPTVAR",\r
 147         "PCD_DIVMAPVAR",\r
 148         "PCD_DIVWORLDVAR",\r
 149         "PCD_MODSCRIPTVAR",\r
 150         "PCD_MODMAPVAR",\r
 151         "PCD_MODWORLDVAR",\r
 152         "PCD_INCSCRIPTVAR",\r
 153         "PCD_INCMAPVAR",\r
 154         "PCD_INCWORLDVAR",\r
 155         "PCD_DECSCRIPTVAR",\r
 156         "PCD_DECMAPVAR",\r
 157         "PCD_DECWORLDVAR",\r
 158         "PCD_GOTO",\r
 159         "PCD_IFGOTO",\r
 160         "PCD_DROP",\r
 161         "PCD_DELAY",\r
 162         "PCD_DELAYDIRECT",\r
 163         "PCD_RANDOM",\r
 164         "PCD_RANDOMDIRECT",\r
 165         "PCD_THINGCOUNT",\r
 166         "PCD_THINGCOUNTDIRECT",\r
 167         "PCD_TAGWAIT",\r
 168         "PCD_TAGWAITDIRECT",\r
 169         "PCD_POLYWAIT",\r
 170         "PCD_POLYWAITDIRECT",\r
 171         "PCD_CHANGEFLOOR",\r
 172         "PCD_CHANGEFLOORDIRECT",\r
 173         "PCD_CHANGECEILING",\r
 174         "PCD_CHANGECEILINGDIRECT",\r
 175         "PCD_RESTART",\r
 176         "PCD_ANDLOGICAL",\r
 177         "PCD_ORLOGICAL",\r
 178         "PCD_ANDBITWISE",\r
 179         "PCD_ORBITWISE",\r
 180         "PCD_EORBITWISE",\r
 181         "PCD_NEGATELOGICAL",\r
 182         "PCD_LSHIFT",\r
 183         "PCD_RSHIFT",\r
 184         "PCD_UNARYMINUS",\r
 185         "PCD_IFNOTGOTO",\r
 186         "PCD_LINESIDE",\r
 187         "PCD_SCRIPTWAIT",\r
 188         "PCD_SCRIPTWAITDIRECT",\r
 189         "PCD_CLEARLINESPECIAL",\r
 190         "PCD_CASEGOTO",\r
 191         "PCD_BEGINPRINT",\r
 192         "PCD_ENDPRINT",\r
 193         "PCD_PRINTSTRING",\r
 194         "PCD_PRINTNUMBER",\r
 195         "PCD_PRINTCHARACTER",\r
 196         "PCD_PLAYERCOUNT",\r
 197         "PCD_GAMETYPE",\r
 198         "PCD_GAMESKILL",\r
 199         "PCD_TIMER",\r
 200         "PCD_SECTORSOUND",\r
 201         "PCD_AMBIENTSOUND",\r
 202         "PCD_SOUNDSEQUENCE",\r
 203         "PCD_SETLINETEXTURE",\r
 204         "PCD_SETLINEBLOCKING",\r
 205         "PCD_SETLINESPECIAL",\r
 206         "PCD_THINGSOUND",\r
 207         "PCD_ENDPRINTBOLD",\r
 208 // [RH] End of Hexen p-codes\r
 209         "PCD_ACTIVATORSOUND",\r
 210         "PCD_LOCALAMBIENTSOUND",\r
 211         "PCD_SETLINEMONSTERBLOCKING",\r
 212 // [BC] Start of new pcodes\r
 213         "PCD_PLAYERBLUESKULL",\r
 214         "PCD_PLAYERREDSKULL",\r
 215         "PCD_PLAYERYELLOWSKULL",\r
 216         "PCD_PLAYERMASTERSKULL",\r
 217         "PCD_PLAYERBLUECARD",\r
 218         "PCD_PLAYERREDCARD",\r
 219         "PCD_PLAYERYELLOWCARD",\r
 220         "PCD_PLAYERMASTERCARD",\r
 221         "PCD_PLAYERBLACKSKULL",\r
 222         "PCD_PLAYERSILVERSKULL",\r
 223         "PCD_PLAYERGOLDSKULL",\r
 224         "PCD_PLAYERBLACKCARD",\r
 225         "PCD_PLAYERSILVERCARD",\r
 226         "PCD_PLAYERONTEAM",\r
 227         "PCD_PLAYERTEAM",\r
 228         "PCD_PLAYERHEALTH",\r
 229         "PCD_PLAYERARMORPOINTS",\r
 230         "PCD_PLAYERFRAGS",\r
 231         "PCD_PLAYEREXPERT",\r
 232         "PCD_BLUETEAMCOUNT",\r
 233         "PCD_REDTEAMCOUNT",\r
 234         "PCD_BLUETEAMSCORE",\r
 235         "PCD_REDTEAMSCORE",\r
 236         "PCD_ISONEFLAGCTF",\r
 237         "PCD_LSPEC6",\r
 238         "PCD_LSPEC6DIRECT",\r
 239         "PCD_PRINTNAME",\r
 240         "PCD_MUSICCHANGE",\r
 241         "PCD_CONSOLECOMMANDDIRECT",\r
 242         "PCD_CONSOLECOMMAND",\r
 243         "PCD_SINGLEPLAYER",\r
 244 // [RH] End of Skull Tag p-codes\r
 245         "PCD_FIXEDMUL",\r
 246         "PCD_FIXEDDIV",\r
 247         "PCD_SETGRAVITY",\r
 248         "PCD_SETGRAVITYDIRECT",\r
 249         "PCD_SETAIRCONTROL",\r
 250         "PCD_SETAIRCONTROLDIRECT",\r
 251         "PCD_CLEARINVENTORY",\r
 252         "PCD_GIVEINVENTORY",\r
 253         "PCD_GIVEINVENTORYDIRECT",\r
 254         "PCD_TAKEINVENTORY",\r
 255         "PCD_TAKEINVENTORYDIRECT",\r
 256         "PCD_CHECKINVENTORY",\r
 257         "PCD_CHECKINVENTORYDIRECT",\r
 258         "PCD_SPAWN",\r
 259         "PCD_SPAWNDIRECT",\r
 260         "PCD_SPAWNSPOT",\r
 261         "PCD_SPAWNSPOTDIRECT",\r
 262         "PCD_SETMUSIC",\r
 263         "PCD_SETMUSICDIRECT",\r
 264         "PCD_LOCALSETMUSIC",\r
 265         "PCD_LOCALSETMUSICDIRECT",\r
 266         "PCD_PRINTFIXED",\r
 267         "PCD_PRINTLOCALIZED",\r
 268         "PCD_MOREHUDMESSAGE",\r
 269         "PCD_OPTHUDMESSAGE",\r
 270         "PCD_ENDHUDMESSAGE",\r
 271         "PCD_ENDHUDMESSAGEBOLD",\r
 272         "PCD_SETSTYLE",\r
 273         "PCD_SETSTYLEDIRECT",\r
 274         "PCD_SETFONT",\r
 275         "PCD_SETFONTDIRECT",\r
 276         "PCD_PUSHBYTE",\r
 277         "PCD_LSPEC1DIRECTB",\r
 278         "PCD_LSPEC2DIRECTB",\r
 279         "PCD_LSPEC3DIRECTB",\r
 280         "PCD_LSPEC4DIRECTB",\r
 281         "PCD_LSPEC5DIRECTB",\r
 282         "PCD_DELAYDIRECTB",\r
 283         "PCD_RANDOMDIRECTB",\r
 284         "PCD_PUSHBYTES",\r
 285         "PCD_PUSH2BYTES",\r
 286         "PCD_PUSH3BYTES",\r
 287         "PCD_PUSH4BYTES",\r
 288         "PCD_PUSH5BYTES",\r
 289         "PCD_SETTHINGSPECIAL",\r
 290         "PCD_ASSIGNGLOBALVAR",\r
 291         "PCD_PUSHGLOBALVAR",\r
 292         "PCD_ADDGLOBALVAR",\r
 293         "PCD_SUBGLOBALVAR",\r
 294         "PCD_MULGLOBALVAR",\r
 295         "PCD_DIVGLOBALVAR",\r
 296         "PCD_MODGLOBALVAR",\r
 297         "PCD_INCGLOBALVAR",\r
 298         "PCD_DECGLOBALVAR",\r
 299         "PCD_FADETO",\r
 300         "PCD_FADERANGE",\r
 301         "PCD_CANCELFADE",\r
 302         "PCD_PLAYMOVIE",\r
 303         "PCD_SETFLOORTRIGGER",\r
 304         "PCD_SETCEILINGTRIGGER",\r
 305         "PCD_GETACTORX",\r
 306         "PCD_GETACTORY",\r
 307         "PCD_GETACTORZ",\r
 308         "PCD_STARTTRANSLATION",\r
 309         "PCD_TRANSLATIONRANGE1",\r
 310         "PCD_TRANSLATIONRANGE2",\r
 311         "PCD_ENDTRANSLATION",\r
 312         "PCD_CALL",\r
 313         "PCD_CALLDISCARD",\r
 314         "PCD_RETURNVOID",\r
 315         "PCD_RETURNVAL",\r
 316         "PCD_PUSHMAPARRAY",\r
 317         "PCD_ASSIGNMAPARRAY",\r
 318         "PCD_ADDMAPARRAY",\r
 319         "PCD_SUBMAPARRAY",\r
 320         "PCD_MULMAPARRAY",\r
 321         "PCD_DIVMAPARRAY",\r
 322         "PCD_MODMAPARRAY",\r
 323         "PCD_INCMAPARRAY",\r
 324         "PCD_DECMAPARRAY",\r
 325         "PCD_DUP",\r
 326         "PCD_SWAP",\r
 327         "PCD_WRITETOINI",\r
 328         "PCD_GETFROMINI",\r
 329         "PCD_SIN",\r
 330         "PCD_COS",\r
 331         "PCD_VECTORANGLE",\r
 332         "PCD_CHECKWEAPON",\r
 333         "PCD_SETWEAPON",\r
 334         "PCD_TAGSTRING",\r
 335         "PCD_PUSHWORLDARRAY",\r
 336         "PCD_ASSIGNWORLDARRAY",\r
 337         "PCD_ADDWORLDARRAY",\r
 338         "PCD_SUBWORLDARRAY",\r
 339         "PCD_MULWORLDARRAY",\r
 340         "PCD_DIVWORLDARRAY",\r
 341         "PCD_MODWORLDARRAY",\r
 342         "PCD_INCWORLDARRAY",\r
 343         "PCD_DECWORLDARRAY",\r
 344         "PCD_PUSHGLOBALARRAY",\r
 345         "PCD_ASSIGNGLOBALARRAY",\r
 346         "PCD_ADDGLOBALARRAY",\r
 347         "PCD_SUBGLOBALARRAY",\r
 348         "PCD_MULGLOBALARRAY",\r
 349         "PCD_DIVGLOBALARRAY",\r
 350         "PCD_MODGLOBALARRAY",\r
 351         "PCD_INCGLOBALARRAY",\r
 352         "PCD_DECGLOBALARRAY",\r
 353         "PCD_SETMARINEWEAPON",\r
 354         "PCD_SETACTORPROPERTY",\r
 355         "PCD_GETACTORPROPERTY",\r
 356         "PCD_PLAYERNUMBER",\r
 357         "PCD_ACTIVATORTID",\r
 358         "PCD_SETMARINESPRITE",\r
 359         "PCD_GETSCREENWIDTH",\r
 360         "PCD_GETSCREENHEIGHT",\r
 361         "PCD_THING_PROJECTILE2",\r
 362         "PCD_STRLEN",\r
 363         "PCD_SETHUDSIZE",\r
 364         "PCD_GETCVAR",\r
 365         "PCD_CASEGOTOSORTED",\r
 366         "PCD_SETRESULTVALUE",\r
 367         "PCD_GETLINEROWOFFSET",\r
 368         "PCD_GETACTORFLOORZ",\r
 369         "PCD_GETACTORANGLE",\r
 370         "PCD_GETSECTORFLOORZ",\r
 371         "PCD_GETSECTORCEILINGZ",\r
 372         "PCD_LSPEC5RESULT",\r
 373         "PCD_GETSIGILPIECES",\r
 374         "PCD_GELEVELINFO",\r
 375         "PCD_CHANGESKY",\r
 376         "PCD_PLAYERINGAME",\r
 377         "PCD_PLAYERISBOT",\r
 378         "PCD_SETCAMERATOTEXTURE",\r
 379         "PCD_ENDLOG",\r
 380         "PCD_GETAMMOCAPACITY",\r
 381         "PCD_SETAMMOCAPACITY",\r
 382 // [JB] start of new pcodes\r
 383         "PCD_PRINTMAPCHARARRAY",\r
 384         "PCD_PRINTWORLDCHARARRAY",\r
 385         "PCD_PRINTGLOBALCHARARRAY",\r
 386 // [JB] end of new pcodes\r
 387         "PCD_SETACTORANGLE",\r
 388         "PCD_GRABINPUT",\r
 389         "PCD_SETMOUSEPOINTER",\r
 390         "PCD_MOVEMOUSEPOINTER",\r
 391         "PCD_SPAWNPROJECTILE",\r
 392         "PCD_GETSECTORLIGHTLEVEL",\r
 393         "PCD_GETACTORCEILINGZ",\r
 394         "PCD_SETACTORPOSITION",\r
 395         "PCD_CLEARACTORINVENTORY",\r
 396         "PCD_GIVEACTORINVENTORY",\r
 397         "PCD_TAKEACTORINVENTORY",\r
 398         "PCD_CHECKACTORINVENTORY",\r
 399         "PCD_THINGCOUNTNAME",\r
 400         "PCD_SPAWNSPOTFACING",\r
 401         "PCD_PLAYERCLASS",\r
 402         //[MW] start my p-codes\r
 403         "PCD_ANDSCRIPTVAR",\r
 404         "PCD_ANDMAPVAR", \r
 405         "PCD_ANDWORLDVAR", \r
 406         "PCD_ANDGLOBALVAR", \r
 407         "PCD_ANDMAPARRAY", \r
 408         "PCD_ANDWORLDARRAY", \r
 409         "PCD_ANDGLOBALARRAY",\r
 410         "PCD_EORSCRIPTVAR", \r
 411         "PCD_EORMAPVAR", \r
 412         "PCD_EORWORLDVAR", \r
 413         "PCD_EORGLOBALVAR", \r
 414         "PCD_EORMAPARRAY", \r
 415         "PCD_EORWORLDARRAY", \r
 416         "PCD_EORGLOBALARRAY",\r
 417         "PCD_ORSCRIPTVAR", \r
 418         "PCD_ORMAPVAR", \r
 419         "PCD_ORWORLDVAR", \r
 420         "PCD_ORGLOBALVAR", \r
 421         "PCD_ORMAPARRAY", \r
 422         "PCD_ORWORLDARRAY", \r
 423         "PCD_ORGLOBALARRAY",\r
 424         "PCD_LSSCRIPTVAR", \r
 425         "PCD_LSMAPVAR", \r
 426         "PCD_LSWORLDVAR", \r
 427         "PCD_LSGLOBALVAR", \r
 428         "PCD_LSMAPARRAY", \r
 429         "PCD_LSWORLDARRAY", \r
 430         "PCD_LSGLOBALARRAY",\r
 431         "PCD_RSSCRIPTVAR", \r
 432         "PCD_RSMAPVAR", \r
 433         "PCD_RSWORLDVAR", \r
 434         "PCD_RSGLOBALVAR", \r
 435         "PCD_RSMAPARRAY", \r
 436         "PCD_RSWORLDARRAY", \r
 437         "PCD_RSGLOBALARRAY", \r
 438         //[MW] end my p-codes\r
 439         "PCD_GETPLAYERINFO",\r
 440         "PCD_CHANGELEVEL",\r
 441         "PCD_SECTORDAMAGE",\r
 442         "PCD_REPLACETEXTURES",\r
 443         "PCD_NEGATEBINARY",\r
 444         \r
 445 };\r
 446 \r
 447 // CODE --------------------------------------------------------------------\r
 448 \r
 449 //==========================================================================\r
 450 //\r
 451 // PC_OpenObject\r
 452 //\r
 453 //==========================================================================\r
 454 \r
 455 void PC_OpenObject(char *name, size_t size, int flags)\r
 456 {\r
 457         if(ObjectOpened == YES)\r
 458         {\r
 459                 PC_CloseObject();\r
 460         }\r
 461         if(strlen(name) >= MAX_FILE_NAME_LENGTH)\r
 462         {\r
 463                 ERR_Exit(ERR_FILE_NAME_TOO_LONG, NO, name);\r
 464         }\r
 465         strcpy(ObjectName, name);\r
 466         pc_Buffer = MS_Alloc(size, ERR_ALLOC_PCODE_BUFFER);\r
 467         pc_BufferPtr = pc_Buffer;\r
 468         pc_Address = 0;\r
 469         ObjectFlags = flags;\r
 470         BufferSize = size;\r
 471         pc_ScriptCount = 0;\r
 472         ObjectOpened = YES;\r
 473         PC_AppendString("ACS");\r
 474         PC_SkipLong(); // Script table offset\r
 475 }\r
 476 \r
 477 //==========================================================================\r
 478 //\r
 479 // PC_CloseObject\r
 480 //\r
 481 //==========================================================================\r
 482 \r
 483 void PC_CloseObject(void)\r
 484 {\r
 485         MS_Message(MSG_DEBUG, "---- PC_CloseObject ----\n");\r
 486         while (pc_Address & 3)\r
 487         {\r
 488                 PC_AppendByte (0);\r
 489         }\r
 490         if(!pc_NoShrink || (NumLanguages > 1) || (NumStringLists > 0) ||\r
 491                 (pc_FunctionCount > 0) || MapVariablesInit || NumArrays != 0 ||\r
 492                 pc_EncryptStrings || NumImports != 0 || HaveScriptFlags)\r
 493         {\r
 494                 CloseNew();\r
 495         }\r
 496         else\r
 497         {\r
 498                 CloseOld();\r
 499         }\r
 500         if(MS_SaveFile(ObjectName, pc_Buffer, pc_Address) == FALSE)\r
 501         {\r
 502                 ERR_Exit(ERR_SAVE_OBJECT_FAILED, NO);\r
 503         }\r
 504 }\r
 505 \r
 506 //==========================================================================\r
 507 //\r
 508 // CloseOld\r
 509 //\r
 510 //==========================================================================\r
 511 \r
 512 static void CloseOld(void)\r
 513 {\r
 514         int i;\r
 515 \r
 516         STR_WriteStrings();\r
 517         PC_WriteLong((U_LONG)pc_Address, 4);\r
 518         PC_AppendLong((U_LONG)pc_ScriptCount);\r
 519         for(i = 0; i < pc_ScriptCount; ++i)\r
 520         {\r
 521                 scriptInfo_t *info = &ScriptInfo[i];\r
 522                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 523                         info->number, info->address, info->argCount);\r
 524                 PC_AppendLong((U_LONG)(info->number + info->type * 1000));\r
 525                 PC_AppendLong((U_LONG)info->address);\r
 526                 PC_AppendLong((U_LONG)info->argCount);\r
 527         }\r
 528         STR_WriteList();\r
 529 }\r
 530 \r
 531 //==========================================================================\r
 532 //\r
 533 // CloseNew\r
 534 //\r
 535 // Creates a new-format ACS file. For programs that don't know any better,\r
 536 // this will look just like an old ACS file with no scripts or strings but\r
 537 // with some extra junk in the middle. Both WadAuthor and DeePsea will not\r
 538 // accept ACS files that do not have the ACS\0 header. Worse, WadAuthor\r
 539 // will hang if the file begins with ACS\0 but does not look like something\r
 540 // that might have been created with Raven's ACC. Thus, the chunks live in\r
 541 // the string block, and there are two 0 dwords at the end of the file.\r
 542 //\r
 543 //==========================================================================\r
 544 \r
 545 static void CloseNew(void)\r
 546 {\r
 547         int i, j, count;\r
 548         int chunkStart;\r
 549 \r
 550         if(pc_WadAuthor)\r
 551         {\r
 552                 CreateDummyScripts();\r
 553         }\r
 554 \r
 555         chunkStart = pc_Address;\r
 556 \r
 557         // Only write out those scripts that this acs file actually provides.\r
 558         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 559         {\r
 560                 if(!ScriptInfo[i].imported)\r
 561                 {\r
 562                         ++j;\r
 563                 }\r
 564         }\r
 565         if(j > 0)\r
 566         {\r
 567                 PC_Append("SPTR", 4);\r
 568                 PC_AppendLong(j * 8);\r
 569                 for(i = 0; i < pc_ScriptCount; i++)\r
 570                 {\r
 571                         scriptInfo_t *info = &ScriptInfo[i];\r
 572                         if(!info->imported)\r
 573                         {\r
 574                                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 575                                         info->number, info->address, info->argCount);\r
 576                                 PC_AppendWord(info->number);\r
 577                                 PC_AppendByte(info->type);\r
 578                                 PC_AppendByte(info->argCount);\r
 579                                 PC_AppendLong((U_LONG)info->address);\r
 580                         }\r
 581                 }\r
 582         }\r
 583 \r
 584         // If any scripts have more than the maximum number of arguments, output them.\r
 585         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 586         {\r
 587                 if(!ScriptInfo[i].imported && ScriptInfo[i].varCount > MAX_SCRIPT_VARIABLES)\r
 588                 {\r
 589                         ++j;\r
 590                 }\r
 591         }\r
 592         if(j > 0)\r
 593         {\r
 594                 PC_Append("SVCT", 4);\r
 595                 PC_AppendLong(j * 4);\r
 596                 for(i = 0; i < pc_ScriptCount; ++i)\r
 597                 {\r
 598                         scriptInfo_t *info = &ScriptInfo[i];\r
 599                         if(!info->imported && info->varCount > MAX_SCRIPT_VARIABLES)\r
 600                         {\r
 601                                 MS_Message(MSG_DEBUG, "Script %d, var count = %d\n",\r
 602                                         info->number, info->varCount);\r
 603                                 PC_AppendWord(info->number);\r
 604                                 PC_AppendWord(info->varCount);\r
 605                         }\r
 606                 }\r
 607         }\r
 608 \r
 609         // Write script flags in a separate chunk, so older ZDooms don't get confused\r
 610         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 611         {\r
 612                 if(!ScriptInfo[i].imported && ScriptInfo[i].flags != 0)\r
 613                 {\r
 614                         ++j;\r
 615                 }\r
 616         }\r
 617         if (j > 0)\r
 618         {\r
 619                 PC_Append("SFLG", 4);\r
 620                 PC_AppendLong(j * 4);\r
 621                 for(i = 0; i < pc_ScriptCount; ++i)\r
 622                 {\r
 623                         scriptInfo_t *info = &ScriptInfo[i];\r
 624                         if(!info->imported && info->flags != 0)\r
 625                         {\r
 626                                 PC_AppendWord(info->number);\r
 627                                 PC_AppendWord(info->flags);\r
 628                         }\r
 629                 }\r
 630         }\r
 631 \r
 632         if(pc_FunctionCount > 0)\r
 633         {\r
 634                 PC_Append("FUNC", 4);\r
 635                 PC_AppendLong(pc_FunctionCount * 8);\r
 636                 for(i = 0; i < pc_FunctionCount; ++i)\r
 637                 {\r
 638                         functionInfo_t *info = &FunctionInfo[i];\r
 639                         MS_Message(MSG_DEBUG, "Function %d:%s, address = %d, arg count = %d, var count = %d\n",\r
 640                                 i, STR_GetString(STRLIST_FUNCTIONS, info->name),\r
 641                                 info->address, info->argCount, info->localCount);\r
 642                         PC_AppendByte(info->argCount);\r
 643                         PC_AppendByte(info->localCount);\r
 644                         PC_AppendByte((U_BYTE)(info->hasReturnValue?1:0));\r
 645                         PC_AppendByte(0);\r
 646                         PC_AppendLong((U_LONG)info->address);\r
 647                 }\r
 648                 STR_WriteListChunk(STRLIST_FUNCTIONS, MAKE4CC('F','N','A','M'), NO);\r
 649         }\r
 650 \r
 651         if(NumLanguages > 1)\r
 652         {\r
 653                 for(i = 0; i < NumLanguages; i++)\r
 654                 {\r
 655                         STR_WriteChunk(i, pc_EncryptStrings);\r
 656                 }\r
 657         }\r
 658         else if(STR_ListSize(0) > 0)\r
 659         {\r
 660                 STR_WriteChunk(0, pc_EncryptStrings);\r
 661         }\r
 662 \r
 663         STR_WriteListChunk(STRLIST_PICS, MAKE4CC('P','I','C','S'), NO);\r
 664         if(MapVariablesInit)\r
 665         {\r
 666                 int j;\r
 667 \r
 668                 for(i = 0; i < pa_MapVarCount; ++i)\r
 669                 {\r
 670                         if(MapVariables[i].initializer != 0)\r
 671                                 break;\r
 672                 }\r
 673                 for(j = pa_MapVarCount-1; j > i; --j)\r
 674                 {\r
 675                         if(MapVariables[j].initializer != 0)\r
 676                                 break;\r
 677                 }\r
 678                 ++j;\r
 679 \r
 680                 if (i < j)\r
 681                 {\r
 682                         PC_Append("MINI", 4);\r
 683                         PC_AppendLong((j-i)*4+4);\r
 684                         PC_AppendLong(i);                                               // First map var defined\r
 685                         for(; i < j; ++i)\r
 686                         {\r
 687                                 PC_AppendLong(MapVariables[i].initializer);\r
 688                         }\r
 689                 }\r
 690         }\r
 691 \r
 692         // If this is a library, record which map variables are\r
 693         // initialized with strings.\r
 694         if(ImportMode == IMPORT_Exporting)\r
 695         {\r
 696                 count = 0;\r
 697 \r
 698                 for(i = 0; i < pa_MapVarCount; ++i)\r
 699                 {\r
 700                         if(MapVariables[i].isString)\r
 701                         {\r
 702                                 ++count;\r
 703                         }\r
 704                 }\r
 705                 if(count > 0)\r
 706                 {\r
 707                         PC_Append("MSTR", 4);\r
 708                         PC_AppendLong(count*4);\r
 709                         for(i = 0; i < pa_MapVarCount; ++i)\r
 710                         {\r
 711                                 if(MapVariables[i].isString)\r
 712                                 {\r
 713                                         PC_AppendLong(i);\r
 714                                 }\r
 715                         }\r
 716                 }\r
 717 \r
 718                 // Now do the same thing for arrays.\r
 719                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 720                 {\r
 721                         if(ArrayOfStrings[i])\r
 722                         {\r
 723                                 ++count;\r
 724                         }\r
 725                 }\r
 726                 if(count > 0)\r
 727                 {\r
 728                         PC_Append("ASTR", 4);\r
 729                         PC_AppendLong(count*4);\r
 730                         for(i = 0; i < pa_MapVarCount; ++i)\r
 731                         {\r
 732                                 if(ArrayOfStrings[i])\r
 733                                 {\r
 734                                         PC_AppendLong(i);\r
 735                                 }\r
 736                         }\r
 737                 }\r
 738         }\r
 739 \r
 740         // Publicize the names of map variables in a library.\r
 741         if(ImportMode == IMPORT_Exporting)\r
 742         {\r
 743                 for(i = 0; i < pa_MapVarCount; ++i)\r
 744                 {\r
 745                         if(!MapVariables[i].imported)\r
 746                         {\r
 747                                 STR_AppendToList(STRLIST_MAPVARS, MapVariables[i].name);\r
 748                         }\r
 749                         else\r
 750                         {\r
 751                                 STR_AppendToList(STRLIST_MAPVARS, NULL);\r
 752                         }\r
 753                 }\r
 754                 STR_WriteListChunk(STRLIST_MAPVARS, MAKE4CC('M','E','X','P'), NO);\r
 755         }\r
 756 \r
 757         // Record the names of imported map variables\r
 758         count = 0;\r
 759         for(i = 0; i < pa_MapVarCount; ++i)\r
 760         {\r
 761                 if(MapVariables[i].imported && !ArraySizes[i])\r
 762                 {\r
 763                         count += 5 + strlen(MapVariables[i].name);\r
 764                 }\r
 765         }\r
 766         if(count > 0)\r
 767         {\r
 768                 PC_Append("MIMP", 4);\r
 769                 PC_AppendLong(count);\r
 770                 for(i = 0; i < pa_MapVarCount; ++i)\r
 771                 {\r
 772                         if(MapVariables[i].imported && !ArraySizes[i])\r
 773                         {\r
 774                                 PC_AppendLong(i);\r
 775                                 PC_AppendString(MapVariables[i].name);\r
 776                         }\r
 777                 }\r
 778         }\r
 779 \r
 780         if(NumArrays)\r
 781         {\r
 782                 int count;\r
 783 \r
 784                 // Arrays defined here\r
 785                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 786                 {\r
 787                         if(ArraySizes[i] && !MapVariables[i].imported)\r
 788                         {\r
 789                                 ++count;\r
 790                         }\r
 791                 }\r
 792                 if(count)\r
 793                 {\r
 794                         PC_Append("ARAY", 4);\r
 795                         PC_AppendLong(count*8);\r
 796                         for(i = 0; i < pa_MapVarCount; ++i)\r
 797                         {\r
 798                                 if(ArraySizes[i] && !MapVariables[i].imported)\r
 799                                 {\r
 800                                         PC_AppendLong(i);\r
 801                                         PC_AppendLong(ArraySizes[i]);\r
 802                                 }\r
 803                         }\r
 804                         for(i = 0; i < pa_MapVarCount; ++i)\r
 805                         {\r
 806                                 if(ArrayInits[i])\r
 807                                 {\r
 808                                         int j;\r
 809 \r
 810                                         PC_Append("AINI", 4);\r
 811                                         PC_AppendLong(ArraySizes[i]*4+4);\r
 812                                         PC_AppendLong((U_LONG)i);\r
 813                                         for(j = 0; j < ArraySizes[i]; ++j)\r
 814                                         {\r
 815                                                 PC_AppendLong((U_LONG)ArrayInits[i][j]);\r
 816                                         }\r
 817                                 }\r
 818                         }\r
 819                 }\r
 820 \r
 821                 // Arrays imported from elsewhere\r
 822                 for(count = 0, j = i = 0; i < pa_MapVarCount; ++i)\r
 823                 {\r
 824                         if(ArraySizes[i] && MapVariables[i].imported)\r
 825                         {\r
 826                                 count += 9 + strlen(MapVariables[i].name);\r
 827                                 ++j;\r
 828                         }\r
 829                 }\r
 830                 if(count)\r
 831                 {\r
 832                         PC_Append("AIMP", 4);\r
 833                         PC_AppendLong(count+4);\r
 834                         PC_AppendLong(j);\r
 835                         for(i = 0; i < pa_MapVarCount; ++i)\r
 836                         {\r
 837                                 if(ArraySizes[i] && MapVariables[i].imported)\r
 838                                 {\r
 839                                         PC_AppendLong(i);\r
 840                                         PC_AppendLong(ArraySizes[i]);\r
 841                                         PC_AppendString(MapVariables[i].name);\r
 842                                 }\r
 843                         }\r
 844                 }\r
 845         }\r
 846 \r
 847         // Add a dummy chunk to indicate if this object is a library.\r
 848         if(ImportMode == IMPORT_Exporting)\r
 849         {\r
 850                 PC_Append("ALIB", 4);\r
 851                 PC_AppendLong(0);\r
 852         }\r
 853 \r
 854         // Record libraries imported by this object.\r
 855         if(NumImports > 0)\r
 856         {\r
 857                 count = 0;\r
 858                 for(i = 0; i < NumImports; ++i)\r
 859                 {\r
 860                         count += strlen(Imports[i]) + 1;\r
 861                 }\r
 862                 if(count > 0)\r
 863                 {\r
 864                         PC_Append("LOAD", 4);\r
 865                         PC_AppendLong(count);\r
 866                         for(i = 0; i < NumImports; ++i)\r
 867                         {\r
 868                                 PC_AppendString(Imports[i]);\r
 869                         }\r
 870                 }\r
 871         }\r
 872 \r
 873         PC_AppendLong((U_LONG)chunkStart);\r
 874         if(pc_NoShrink)\r
 875         {\r
 876                 PC_Append("ACSE", 4);\r
 877         }\r
 878         else\r
 879         {\r
 880                 PC_Append("ACSe", 4);\r
 881         }\r
 882         PC_WriteLong((U_LONG)pc_Address, 4);\r
 883 \r
 884         // WadAuthor compatibility when creating a library is pointless, because\r
 885         // that editor does not know anything about libraries and will never\r
 886         // find their scripts ever.\r
 887         if(pc_WadAuthor && ImportMode != IMPORT_Exporting)\r
 888         {\r
 889                 RecordDummyScripts();\r
 890         }\r
 891         else\r
 892         {\r
 893                 PC_AppendLong(0);\r
 894         }\r
 895         PC_AppendLong(0);\r
 896 }\r
 897 \r
 898 //==========================================================================\r
 899 //\r
 900 // CreateDummyScripts\r
 901 //\r
 902 //==========================================================================\r
 903 \r
 904 static void CreateDummyScripts(void)\r
 905 {\r
 906         int i;\r
 907 \r
 908         MS_Message(MSG_DEBUG, "Creating dummy scripts to make WadAuthor happy.\n");\r
 909         if(pc_Address%4 != 0)\r
 910         { // Need to align\r
 911                 U_LONG pad = 0;\r
 912                 PC_Append((void *)&pad, 4-(pc_Address%4));\r
 913         }\r
 914         pc_DummyAddress = pc_Address;\r
 915         for(i = 0; i < pc_ScriptCount; ++i)\r
 916         {\r
 917                 if(!ScriptInfo[i].imported)\r
 918                 {\r
 919                         PC_AppendCmd(PCD_TERMINATE);\r
 920                         if(!pc_NoShrink)\r
 921                         {\r
 922                                 PC_AppendCmd(PCD_NOP);\r
 923                                 PC_AppendCmd(PCD_NOP);\r
 924                                 PC_AppendCmd(PCD_NOP);\r
 925                         }\r
 926                 }\r
 927         }\r
 928 }\r
 929 \r
 930 //==========================================================================\r
 931 //\r
 932 // RecordDummyScripts\r
 933 //\r
 934 //==========================================================================\r
 935 \r
 936 static void RecordDummyScripts(void)\r
 937 {\r
 938         int i, count;\r
 939 \r
 940         for(i = count = 0; i < pc_ScriptCount; ++i)\r
 941         {\r
 942                 if(!ScriptInfo[i].imported)\r
 943                 {\r
 944                         ++count;\r
 945                 }\r
 946         }\r
 947         PC_AppendLong((U_LONG)count);\r
 948         for(i = 0; i < pc_ScriptCount; ++i)\r
 949         {\r
 950                 scriptInfo_t *info = &ScriptInfo[i];\r
 951                 if(!info->imported)\r
 952                 {\r
 953                         MS_Message(MSG_DEBUG, "Dummy script %d, address = %d, arg count = %d\n",\r
 954                                 info->number, info->address, info->argCount);\r
 955                         PC_AppendLong((U_LONG)info->number);\r
 956                         PC_AppendLong((U_LONG)pc_DummyAddress + i*4);\r
 957                         PC_AppendLong((U_LONG)info->argCount);\r
 958                 }\r
 959         }\r
 960 }\r
 961 \r
 962 //==========================================================================\r
 963 //\r
 964 // GrowBuffer\r
 965 //\r
 966 //==========================================================================\r
 967 \r
 968 void GrowBuffer(void)\r
 969 {\r
 970         ptrdiff_t buffpos = pc_BufferPtr - pc_Buffer;\r
 971 \r
 972         BufferSize *= 2;\r
 973         pc_Buffer = MS_Realloc(pc_Buffer, BufferSize, ERR_PCODE_BUFFER_OVERFLOW);\r
 974         pc_BufferPtr = pc_Buffer + buffpos;\r
 975 }\r
 976 \r
 977 //==========================================================================\r
 978 //\r
 979 // PC_Append functions\r
 980 //\r
 981 //==========================================================================\r
 982 \r
 983 static void Append(void *buffer, size_t size)\r
 984 {\r
 985         if (ImportMode != IMPORT_Importing)\r
 986         {\r
 987                 if(pc_Address+size > BufferSize)\r
 988                 {\r
 989                         GrowBuffer ();\r
 990                 }\r
 991                 memcpy(pc_BufferPtr, buffer, size);\r
 992                 pc_BufferPtr += size;\r
 993                 pc_Address += size;\r
 994         }\r
 995 }\r
 996 \r
 997 void PC_Append(void *buffer, size_t size)\r
 998 {\r
 999         if (ImportMode != IMPORT_Importing)\r
1000         {\r
1001                 MS_Message(MSG_DEBUG, "AD> %06d = (%d bytes)\n", pc_Address, size);\r
1002                 Append(buffer, size);\r
1003         }\r
1004 }\r
1005 \r
1006 void PC_AppendByte(U_BYTE val)\r
1007 {\r
1008         if (ImportMode != IMPORT_Importing)\r
1009         {\r
1010                 MS_Message(MSG_DEBUG, "AB> %06d = %d\n", pc_Address, val);\r
1011                 Append(&val, sizeof(U_BYTE));\r
1012         }\r
1013 }\r
1014 \r
1015 void PC_AppendWord(U_WORD val)\r
1016 {\r
1017         if (ImportMode != IMPORT_Importing)\r
1018         {\r
1019                 MS_Message(MSG_DEBUG, "AW> %06d = %d\n", pc_Address, val);\r
1020                 val = MS_LittleUWORD(val);\r
1021                 Append(&val, sizeof(U_WORD));\r
1022         }\r
1023 }\r
1024 \r
1025 void PC_AppendLong(U_LONG val)\r
1026 {\r
1027         if (ImportMode != IMPORT_Importing)\r
1028         {\r
1029                 MS_Message(MSG_DEBUG, "AL> %06d = %d\n", pc_Address, val);\r
1030                 val = MS_LittleULONG(val);\r
1031                 Append(&val, sizeof(U_LONG));\r
1032         }\r
1033 }\r
1034 \r
1035 void PC_AppendString(char *string)\r
1036 {\r
1037         if (ImportMode != IMPORT_Importing)\r
1038         {\r
1039                 int length;\r
1040 \r
1041                 length = strlen(string)+1;\r
1042                 MS_Message(MSG_DEBUG, "AS> %06d = \"%s\" (%d bytes)\n",\r
1043                         pc_Address, string, length);\r
1044                 Append(string, length);\r
1045         }\r
1046 }\r
1047 \r
1048 void PC_AppendCmd(pcd_t command)\r
1049 {\r
1050         if (ImportMode != IMPORT_Importing)\r
1051         {\r
1052                 pc_LastAppendedCommand = command;\r
1053                 if (pc_NoShrink)\r
1054                 {\r
1055                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1056                                 command, PCDNames[command]);\r
1057                         command = MS_LittleULONG(command);\r
1058                         Append(&command, sizeof(U_LONG));\r
1059                 }\r
1060                 else\r
1061                 {\r
1062                         U_BYTE cmd;\r
1063                         if (command != PCD_PUSHBYTE && PushByteAddr)\r
1064                         { // Maybe shrink a PCD_PUSHBYTE sequence into PCD_PUSHBYTES\r
1065                                 int runlen = (pc_Address - PushByteAddr) / 2;\r
1066                                 int i;\r
1067 \r
1068                                 if (runlen > 5)\r
1069                                 {\r
1070                                         pc_Buffer[PushByteAddr] = PCD_PUSHBYTES;\r
1071                                         for (i = 0; i < runlen; i++)\r
1072                                         {\r
1073                                                 pc_Buffer[PushByteAddr+i+2] = pc_Buffer[PushByteAddr+i*2+1];\r
1074                                         }\r
1075                                         pc_Buffer[PushByteAddr+1] = runlen;\r
1076                                         pc_Address = PushByteAddr + runlen + 2;\r
1077                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1078                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSHBYTES\n",\r
1079                                                 runlen, PCD_PUSHBYTES);\r
1080                                 }\r
1081                                 else if (runlen > 1)\r
1082                                 {\r
1083                                         pc_Buffer[PushByteAddr] = PCD_PUSH2BYTES + runlen - 2;\r
1084                                         for (i = 1; i < runlen; i++)\r
1085                                         {\r
1086                                                 pc_Buffer[PushByteAddr+1+i] = pc_Buffer[PushByteAddr+1+i*2];\r
1087                                         }\r
1088                                         pc_Address = PushByteAddr + runlen + 1;\r
1089                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1090                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSH%dBYTES\n",\r
1091                                                 runlen, PCD_PUSH2BYTES+runlen-2, runlen);\r
1092                                 }\r
1093                                 PushByteAddr = 0;\r
1094                         }\r
1095                         else if (command == PCD_PUSHBYTE && PushByteAddr == 0)\r
1096                         { // Remember the first PCD_PUSHBYTE, in case there are more\r
1097                                 PushByteAddr = pc_Address;\r
1098                         }\r
1099                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1100                                 command, PCDNames[command]);\r
1101 \r
1102                         if (command < 256-16)\r
1103                         {\r
1104                                 cmd = command;\r
1105                                 Append(&cmd, sizeof(U_BYTE));\r
1106                         }\r
1107                         else\r
1108                         {\r
1109                                 // Room for expansion: The top 16 pcodes in the [0,255]\r
1110                                 // range select a set of pcodes, and the next byte is\r
1111                                 // the pcode in that set.\r
1112                                 cmd = ((command - (256-16)) >> 8) + (256-16);\r
1113                                 Append(&cmd, sizeof(U_BYTE));\r
1114                                 cmd = (command - (256-16)) & 255;\r
1115                                 Append(&cmd, sizeof(U_BYTE));\r
1116                         }\r
1117                 }\r
1118         }\r
1119 }\r
1120 \r
1121 //==========================================================================\r
1122 //\r
1123 // PC_AppendShrink\r
1124 //\r
1125 //==========================================================================\r
1126 \r
1127 void PC_AppendShrink(U_BYTE val)\r
1128 {\r
1129         if(pc_NoShrink)\r
1130         {\r
1131                 PC_AppendLong(val);\r
1132         }\r
1133         else\r
1134         {\r
1135                 PC_AppendByte(val);\r
1136         }\r
1137 }\r
1138 \r
1139 //==========================================================================\r
1140 //\r
1141 // PC_AppendPushVal\r
1142 //\r
1143 //==========================================================================\r
1144 \r
1145 void PC_AppendPushVal(U_LONG val)\r
1146 {\r
1147         if(pc_NoShrink || val > 255)\r
1148         {\r
1149                 PC_AppendCmd(PCD_PUSHNUMBER);\r
1150                 PC_AppendLong(val);\r
1151         }\r
1152         else\r
1153         {\r
1154                 PC_AppendCmd(PCD_PUSHBYTE);\r
1155                 PC_AppendByte((U_BYTE)val);\r
1156         }\r
1157 }\r
1158 \r
1159 //==========================================================================\r
1160 //\r
1161 // PC_Write functions\r
1162 //\r
1163 //==========================================================================\r
1164 \r
1165 static void Write(void *buffer, size_t size, int address)\r
1166 {\r
1167         if (ImportMode != IMPORT_Importing)\r
1168         {\r
1169                 if(address+size > BufferSize)\r
1170                 {\r
1171                         GrowBuffer();\r
1172                 }\r
1173                 memcpy(pc_Buffer+address, buffer, size);\r
1174         }\r
1175 }\r
1176 \r
1177 void PC_Write(void *buffer, size_t size, int address)\r
1178 {\r
1179         if (ImportMode != IMPORT_Importing)\r
1180         {\r
1181                 MS_Message(MSG_DEBUG, "WD> %06d = (%d bytes)\n", address, size);\r
1182                 Write(buffer, size, address);\r
1183         }\r
1184 }\r
1185 \r
1186 void PC_WriteByte(U_BYTE val, int address)\r
1187 {\r
1188         if (ImportMode != IMPORT_Importing)\r
1189         {\r
1190                 MS_Message(MSG_DEBUG, "WB> %06d = %d\n", address, val);\r
1191                 Write(&val, sizeof(U_BYTE), address);\r
1192         }\r
1193 }\r
1194 \r
1195 /*\r
1196 void PC_WriteWord(U_WORD val, int address)\r
1197 {\r
1198         MS_Message(MSG_DEBUG, "WW> %06d = %d\n", address, val);\r
1199         val = MS_LittleUWORD(val);\r
1200         Write(&val, sizeof(U_WORD), address);\r
1201 }\r
1202 */\r
1203 \r
1204 void PC_WriteLong(U_LONG val, int address)\r
1205 {\r
1206         if (ImportMode != IMPORT_Importing)\r
1207         {\r
1208                 MS_Message(MSG_DEBUG, "WL> %06d = %d\n", address, val);\r
1209                 val = MS_LittleULONG(val);\r
1210                 Write(&val, sizeof(U_LONG), address);\r
1211         }\r
1212         pc_LastAppendedCommand = PCD_NOP;\r
1213 }\r
1214 \r
1215 void PC_WriteString(char *string, int address)\r
1216 {\r
1217         if (ImportMode != IMPORT_Importing)\r
1218         {\r
1219                 int length;\r
1220 \r
1221                 length = strlen(string)+1;\r
1222                 MS_Message(MSG_DEBUG, "WS> %06d = \"%s\" (%d bytes)\n",\r
1223                         address, string, length);\r
1224                 Write(string, length, address);\r
1225         }\r
1226 }\r
1227 \r
1228 void PC_WriteCmd(pcd_t command, int address)\r
1229 {\r
1230         if (ImportMode != IMPORT_Importing)\r
1231         {\r
1232                 MS_Message(MSG_DEBUG, "WC> %06d = #%d:%s\n", address,\r
1233                         command, PCDNames[command]);\r
1234                 command = MS_LittleULONG(command);\r
1235                 Write(&command, sizeof(U_LONG), address);\r
1236         }\r
1237 }\r
1238 \r
1239 //==========================================================================\r
1240 //\r
1241 // PC_Skip functions\r
1242 //\r
1243 //==========================================================================\r
1244 \r
1245 static void Skip(size_t size)\r
1246 {\r
1247         if (ImportMode != IMPORT_Importing)\r
1248         {\r
1249                 if(pc_Address+size > BufferSize)\r
1250                 {\r
1251                         GrowBuffer();\r
1252                 }\r
1253                 pc_BufferPtr += size;\r
1254                 pc_Address += size;\r
1255         }\r
1256 }\r
1257 \r
1258 void PC_Skip(size_t size)\r
1259 {\r
1260         if (ImportMode != IMPORT_Importing)\r
1261         {\r
1262                 MS_Message(MSG_DEBUG, "SD> %06d (skip %d bytes)\n", pc_Address, size);\r
1263                 Skip(size);\r
1264         }\r
1265 }\r
1266 \r
1267 /*\r
1268 void PC_SkipByte(void)\r
1269 {\r
1270         MS_Message(MSG_DEBUG, "SB> %06d (skip byte)\n", pc_Address);\r
1271         Skip(sizeof(U_BYTE));\r
1272 }\r
1273 */\r
1274 \r
1275 /*\r
1276 void PC_SkipWord(void)\r
1277 {\r
1278         MS_Message(MSG_DEBUG, "SW> %06d (skip word)\n", pc_Address);\r
1279         Skip(sizeof(U_WORD));\r
1280 }\r
1281 */\r
1282 \r
1283 void PC_SkipLong(void)\r
1284 {\r
1285         if (ImportMode != IMPORT_Importing)\r
1286         {\r
1287                 MS_Message(MSG_DEBUG, "SL> %06d (skip long)\n", pc_Address);\r
1288                 Skip(sizeof(U_LONG));\r
1289         }\r
1290 }\r
1291 \r
1292 //==========================================================================\r
1293 //\r
1294 // PC_PutMapVariable\r
1295 //\r
1296 //==========================================================================\r
1297 \r
1298 void PC_PutMapVariable(int index, int value)\r
1299 {\r
1300         if(index < MAX_MAP_VARIABLES)\r
1301         {\r
1302                 MapVariables[index].isString = pa_ConstExprIsString;\r
1303                 MapVariables[index].initializer = value;\r
1304                 MapVariablesInit = YES;\r
1305         }\r
1306 }\r
1307 \r
1308 //==========================================================================\r
1309 //\r
1310 // PC_NameMapVariable\r
1311 //\r
1312 //==========================================================================\r
1313 \r
1314 void PC_NameMapVariable(int index, symbolNode_t *sym)\r
1315 {\r
1316         if(index < MAX_MAP_VARIABLES)\r
1317         {\r
1318                 MapVariables[index].name = sym->name;\r
1319                 MapVariables[index].imported = sym->imported;\r
1320         }\r
1321 }\r
1322 \r
1323 //==========================================================================\r
1324 //\r
1325 // PC_AddScript\r
1326 //\r
1327 //==========================================================================\r
1328 \r
1329 void PC_AddScript(int inNumber, int argCount)\r
1330 {\r
1331         scriptInfo_t *script;\r
1332         int i;\r
1333         U_BYTE type;\r
1334         U_WORD flags;\r
1335         U_WORD number;\r
1336 \r
1337         type = (inNumber & 65535) / 1000;\r
1338         number = (inNumber & 65535) % 1000;\r
1339         flags = (inNumber >> 16) & 65535;\r
1340 \r
1341         if (flags != 0)\r
1342         {\r
1343                 HaveScriptFlags = YES;\r
1344         }\r
1345 \r
1346         for (i = 0; i < pc_ScriptCount; i++)\r
1347         {\r
1348                 if (ScriptInfo[i].number == number)\r
1349                 {\r
1350                         ERR_Error(ERR_SCRIPT_ALREADY_DEFINED, YES);\r
1351                 }\r
1352         }\r
1353         if(pc_ScriptCount == MAX_SCRIPT_COUNT)\r
1354         {\r
1355                 ERR_Error(ERR_TOO_MANY_SCRIPTS, YES);\r
1356         }\r
1357         else\r
1358         {\r
1359                 script = &ScriptInfo[pc_ScriptCount];\r
1360                 script->number = number;\r
1361                 script->type = type;\r
1362                 script->address = (ImportMode == IMPORT_Importing) ? 0 : pc_Address;\r
1363                 script->argCount = argCount;\r
1364                 script->flags = flags;\r
1365                 script->srcLine = tk_Line;\r
1366                 script->imported = (ImportMode == IMPORT_Importing) ? YES : NO;\r
1367                 pc_ScriptCount++;\r
1368         }\r
1369 }\r
1370 \r
1371 //==========================================================================\r
1372 //\r
1373 // PC_SetScriptVarCount\r
1374 //\r
1375 // Sets the number of local variables used by a script, including\r
1376 // arguments.\r
1377 //\r
1378 //==========================================================================\r
1379 \r
1380 void PC_SetScriptVarCount(int inNumber, int varCount)\r
1381 {\r
1382         int i;\r
1383         U_BYTE type;\r
1384         U_WORD number;\r
1385 \r
1386         type = (inNumber & 65535) / 1000;\r
1387         number = (inNumber & 65535) % 1000;\r
1388 \r
1389         for(i = 0; i < pc_ScriptCount; i++)\r
1390         {\r
1391                 if(ScriptInfo[i].number == number)\r
1392                 {\r
1393                         ScriptInfo[i].varCount = varCount;\r
1394                         break;\r
1395                 }\r
1396         }\r
1397 }\r
1398 \r
1399 //==========================================================================\r
1400 //\r
1401 // PC_AddFunction\r
1402 //\r
1403 //==========================================================================\r
1404 \r
1405 void PC_AddFunction(symbolNode_t *sym)\r
1406 {\r
1407         functionInfo_t *function;\r
1408 \r
1409         if(pc_FunctionCount == MAX_FUNCTION_COUNT)\r
1410         {\r
1411                 ERR_Error(ERR_TOO_MANY_FUNCTIONS, YES, NULL);\r
1412         }\r
1413         function = &FunctionInfo[pc_FunctionCount];\r
1414         function->hasReturnValue = (U_BYTE)sym->info.scriptFunc.hasReturnValue;\r
1415         function->argCount = (U_BYTE)sym->info.scriptFunc.argCount;\r
1416         function->localCount = (U_BYTE)sym->info.scriptFunc.varCount;\r
1417         function->name = STR_AppendToList (STRLIST_FUNCTIONS, sym->name);\r
1418         function->address = sym->info.scriptFunc.address;\r
1419         sym->info.scriptFunc.funcNumber = pc_FunctionCount;\r
1420         pc_FunctionCount++;\r
1421 }\r
1422 \r
1423 //==========================================================================\r
1424 //\r
1425 // PC_AddArray\r
1426 //\r
1427 //==========================================================================\r
1428 \r
1429 void PC_AddArray(int index, int size)\r
1430 {\r
1431         NumArrays++;\r
1432         ArraySizes[index] = size;\r
1433 }\r
1434 \r
1435 //==========================================================================\r
1436 //\r
1437 // PC_InitArray\r
1438 //\r
1439 //==========================================================================\r
1440 \r
1441 void PC_InitArray(int index, int *entries, boolean hasStrings)\r
1442 {\r
1443         int i;\r
1444 \r
1445         // If the array is just initialized to zeros, then we don't need to\r
1446         // remember the initializer.\r
1447         for(i = 0; i < ArraySizes[index]; ++i)\r
1448         {\r
1449                 if(entries[i] != 0)\r
1450                 {\r
1451                         break;\r
1452                 }\r
1453         }\r
1454         if(i < ArraySizes[index])\r
1455         {\r
1456                 ArrayInits[index] = MS_Alloc(ArraySizes[index]*sizeof(int), ERR_OUT_OF_MEMORY);\r
1457                 memcpy(ArrayInits[index], entries, ArraySizes[index]*sizeof(int));\r
1458         }\r
1459         ArrayOfStrings[index] = hasStrings;\r
1460 }\r
1461 \r
1462 //==========================================================================\r
1463 //\r
1464 // PC_AddImport\r
1465 //\r
1466 //==========================================================================\r
1467 \r
1468 int PC_AddImport(char *name)\r
1469 {\r
1470         if (NumImports >= MAX_IMPORTS)\r
1471         {\r
1472                 ERR_Exit(ERR_TOO_MANY_IMPORTS, YES);\r
1473         }\r
1474         strncpy(Imports[NumImports], name, 8);\r
1475         return NumImports++;\r
1476 }\r