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         "PCD_GETACTORPITCH",\r
 445         "PCD_SETACTORPITCH",\r
 446         "PCD_PRINTBIND",\r
 447         "PCD_SETACTORSTATE",\r
 448         "PCD_THINGDAMAGE2",\r
 449         "PCD_USEINVENTORY",\r
 450         "PCD_USEACTORINVENTORY",\r
 451         "PCD_CHECKACTORCEILINGTEXTURE",\r
 452         "PCD_CHECKACTORFLOORTEXTURE",\r
 453         "PCD_GETACTORLIGHTLEVEL",\r
 454         "PCD_SETMUGSHOTSTATE",\r
 455         "PCD_THINGCOUNTSECTOR",\r
 456         "PCD_THINGCOUNTNAMESECTOR",\r
 457         "PCD_CHECKPLAYERCAMERA",\r
 458 };\r
 459 \r
 460 // CODE --------------------------------------------------------------------\r
 461 \r
 462 //==========================================================================\r
 463 //\r
 464 // PC_OpenObject\r
 465 //\r
 466 //==========================================================================\r
 467 \r
 468 void PC_OpenObject(char *name, size_t size, int flags)\r
 469 {\r
 470         if(ObjectOpened == YES)\r
 471         {\r
 472                 PC_CloseObject();\r
 473         }\r
 474         if(strlen(name) >= MAX_FILE_NAME_LENGTH)\r
 475         {\r
 476                 ERR_Exit(ERR_FILE_NAME_TOO_LONG, NO, name);\r
 477         }\r
 478         strcpy(ObjectName, name);\r
 479         pc_Buffer = MS_Alloc(size, ERR_ALLOC_PCODE_BUFFER);\r
 480         pc_BufferPtr = pc_Buffer;\r
 481         pc_Address = 0;\r
 482         ObjectFlags = flags;\r
 483         BufferSize = size;\r
 484         pc_ScriptCount = 0;\r
 485         ObjectOpened = YES;\r
 486         PC_AppendString("ACS");\r
 487         PC_SkipLong(); // Script table offset\r
 488 }\r
 489 \r
 490 //==========================================================================\r
 491 //\r
 492 // PC_CloseObject\r
 493 //\r
 494 //==========================================================================\r
 495 \r
 496 void PC_CloseObject(void)\r
 497 {\r
 498         MS_Message(MSG_DEBUG, "---- PC_CloseObject ----\n");\r
 499         while (pc_Address & 3)\r
 500         {\r
 501                 PC_AppendByte (0);\r
 502         }\r
 503         if(!pc_NoShrink || (NumLanguages > 1) || (NumStringLists > 0) ||\r
 504                 (pc_FunctionCount > 0) || MapVariablesInit || NumArrays != 0 ||\r
 505                 pc_EncryptStrings || NumImports != 0 || HaveScriptFlags)\r
 506         {\r
 507                 CloseNew();\r
 508         }\r
 509         else\r
 510         {\r
 511                 CloseOld();\r
 512         }\r
 513         if(MS_SaveFile(ObjectName, pc_Buffer, pc_Address) == FALSE)\r
 514         {\r
 515                 ERR_Exit(ERR_SAVE_OBJECT_FAILED, NO);\r
 516         }\r
 517 }\r
 518 \r
 519 //==========================================================================\r
 520 //\r
 521 // CloseOld\r
 522 //\r
 523 //==========================================================================\r
 524 \r
 525 static void CloseOld(void)\r
 526 {\r
 527         int i;\r
 528 \r
 529         STR_WriteStrings();\r
 530         PC_WriteLong((U_LONG)pc_Address, 4);\r
 531         PC_AppendLong((U_LONG)pc_ScriptCount);\r
 532         for(i = 0; i < pc_ScriptCount; ++i)\r
 533         {\r
 534                 scriptInfo_t *info = &ScriptInfo[i];\r
 535                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 536                         info->number, info->address, info->argCount);\r
 537                 PC_AppendLong((U_LONG)(info->number + info->type * 1000));\r
 538                 PC_AppendLong((U_LONG)info->address);\r
 539                 PC_AppendLong((U_LONG)info->argCount);\r
 540         }\r
 541         STR_WriteList();\r
 542 }\r
 543 \r
 544 //==========================================================================\r
 545 //\r
 546 // CloseNew\r
 547 //\r
 548 // Creates a new-format ACS file. For programs that don't know any better,\r
 549 // this will look just like an old ACS file with no scripts or strings but\r
 550 // with some extra junk in the middle. Both WadAuthor and DeePsea will not\r
 551 // accept ACS files that do not have the ACS\0 header. Worse, WadAuthor\r
 552 // will hang if the file begins with ACS\0 but does not look like something\r
 553 // that might have been created with Raven's ACC. Thus, the chunks live in\r
 554 // the string block, and there are two 0 dwords at the end of the file.\r
 555 //\r
 556 //==========================================================================\r
 557 \r
 558 static void CloseNew(void)\r
 559 {\r
 560         int i, j, count;\r
 561         int chunkStart;\r
 562 \r
 563         if(pc_WadAuthor)\r
 564         {\r
 565                 CreateDummyScripts();\r
 566         }\r
 567 \r
 568         chunkStart = pc_Address;\r
 569 \r
 570         // Only write out those scripts that this acs file actually provides.\r
 571         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 572         {\r
 573                 if(!ScriptInfo[i].imported)\r
 574                 {\r
 575                         ++j;\r
 576                 }\r
 577         }\r
 578         if(j > 0)\r
 579         {\r
 580                 PC_Append("SPTR", 4);\r
 581                 PC_AppendLong(j * 8);\r
 582                 for(i = 0; i < pc_ScriptCount; i++)\r
 583                 {\r
 584                         scriptInfo_t *info = &ScriptInfo[i];\r
 585                         if(!info->imported)\r
 586                         {\r
 587                                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 588                                         info->number, info->address, info->argCount);\r
 589                                 PC_AppendWord(info->number);\r
 590                                 PC_AppendByte(info->type);\r
 591                                 PC_AppendByte(info->argCount);\r
 592                                 PC_AppendLong((U_LONG)info->address);\r
 593                         }\r
 594                 }\r
 595         }\r
 596 \r
 597         // If any scripts have more than the maximum number of arguments, output them.\r
 598         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 599         {\r
 600                 if(!ScriptInfo[i].imported && ScriptInfo[i].varCount > MAX_SCRIPT_VARIABLES)\r
 601                 {\r
 602                         ++j;\r
 603                 }\r
 604         }\r
 605         if(j > 0)\r
 606         {\r
 607                 PC_Append("SVCT", 4);\r
 608                 PC_AppendLong(j * 4);\r
 609                 for(i = 0; i < pc_ScriptCount; ++i)\r
 610                 {\r
 611                         scriptInfo_t *info = &ScriptInfo[i];\r
 612                         if(!info->imported && info->varCount > MAX_SCRIPT_VARIABLES)\r
 613                         {\r
 614                                 MS_Message(MSG_DEBUG, "Script %d, var count = %d\n",\r
 615                                         info->number, info->varCount);\r
 616                                 PC_AppendWord(info->number);\r
 617                                 PC_AppendWord(info->varCount);\r
 618                         }\r
 619                 }\r
 620         }\r
 621 \r
 622         // Write script flags in a separate chunk, so older ZDooms don't get confused\r
 623         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 624         {\r
 625                 if(!ScriptInfo[i].imported && ScriptInfo[i].flags != 0)\r
 626                 {\r
 627                         ++j;\r
 628                 }\r
 629         }\r
 630         if (j > 0)\r
 631         {\r
 632                 PC_Append("SFLG", 4);\r
 633                 PC_AppendLong(j * 4);\r
 634                 for(i = 0; i < pc_ScriptCount; ++i)\r
 635                 {\r
 636                         scriptInfo_t *info = &ScriptInfo[i];\r
 637                         if(!info->imported && info->flags != 0)\r
 638                         {\r
 639                                 PC_AppendWord(info->number);\r
 640                                 PC_AppendWord(info->flags);\r
 641                         }\r
 642                 }\r
 643         }\r
 644 \r
 645         if(pc_FunctionCount > 0)\r
 646         {\r
 647                 PC_Append("FUNC", 4);\r
 648                 PC_AppendLong(pc_FunctionCount * 8);\r
 649                 for(i = 0; i < pc_FunctionCount; ++i)\r
 650                 {\r
 651                         functionInfo_t *info = &FunctionInfo[i];\r
 652                         MS_Message(MSG_DEBUG, "Function %d:%s, address = %d, arg count = %d, var count = %d\n",\r
 653                                 i, STR_GetString(STRLIST_FUNCTIONS, info->name),\r
 654                                 info->address, info->argCount, info->localCount);\r
 655                         PC_AppendByte(info->argCount);\r
 656                         PC_AppendByte(info->localCount);\r
 657                         PC_AppendByte((U_BYTE)(info->hasReturnValue?1:0));\r
 658                         PC_AppendByte(0);\r
 659                         PC_AppendLong((U_LONG)info->address);\r
 660                 }\r
 661                 STR_WriteListChunk(STRLIST_FUNCTIONS, MAKE4CC('F','N','A','M'), NO);\r
 662         }\r
 663 \r
 664         if(NumLanguages > 1)\r
 665         {\r
 666                 for(i = 0; i < NumLanguages; i++)\r
 667                 {\r
 668                         STR_WriteChunk(i, pc_EncryptStrings);\r
 669                 }\r
 670         }\r
 671         else if(STR_ListSize(0) > 0)\r
 672         {\r
 673                 STR_WriteChunk(0, pc_EncryptStrings);\r
 674         }\r
 675 \r
 676         STR_WriteListChunk(STRLIST_PICS, MAKE4CC('P','I','C','S'), NO);\r
 677         if(MapVariablesInit)\r
 678         {\r
 679                 int j;\r
 680 \r
 681                 for(i = 0; i < pa_MapVarCount; ++i)\r
 682                 {\r
 683                         if(MapVariables[i].initializer != 0)\r
 684                                 break;\r
 685                 }\r
 686                 for(j = pa_MapVarCount-1; j > i; --j)\r
 687                 {\r
 688                         if(MapVariables[j].initializer != 0)\r
 689                                 break;\r
 690                 }\r
 691                 ++j;\r
 692 \r
 693                 if (i < j)\r
 694                 {\r
 695                         PC_Append("MINI", 4);\r
 696                         PC_AppendLong((j-i)*4+4);\r
 697                         PC_AppendLong(i);                                               // First map var defined\r
 698                         for(; i < j; ++i)\r
 699                         {\r
 700                                 PC_AppendLong(MapVariables[i].initializer);\r
 701                         }\r
 702                 }\r
 703         }\r
 704 \r
 705         // If this is a library, record which map variables are\r
 706         // initialized with strings.\r
 707         if(ImportMode == IMPORT_Exporting)\r
 708         {\r
 709                 count = 0;\r
 710 \r
 711                 for(i = 0; i < pa_MapVarCount; ++i)\r
 712                 {\r
 713                         if(MapVariables[i].isString)\r
 714                         {\r
 715                                 ++count;\r
 716                         }\r
 717                 }\r
 718                 if(count > 0)\r
 719                 {\r
 720                         PC_Append("MSTR", 4);\r
 721                         PC_AppendLong(count*4);\r
 722                         for(i = 0; i < pa_MapVarCount; ++i)\r
 723                         {\r
 724                                 if(MapVariables[i].isString)\r
 725                                 {\r
 726                                         PC_AppendLong(i);\r
 727                                 }\r
 728                         }\r
 729                 }\r
 730 \r
 731                 // Now do the same thing for arrays.\r
 732                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 733                 {\r
 734                         if(ArrayOfStrings[i])\r
 735                         {\r
 736                                 ++count;\r
 737                         }\r
 738                 }\r
 739                 if(count > 0)\r
 740                 {\r
 741                         PC_Append("ASTR", 4);\r
 742                         PC_AppendLong(count*4);\r
 743                         for(i = 0; i < pa_MapVarCount; ++i)\r
 744                         {\r
 745                                 if(ArrayOfStrings[i])\r
 746                                 {\r
 747                                         PC_AppendLong(i);\r
 748                                 }\r
 749                         }\r
 750                 }\r
 751         }\r
 752 \r
 753         // Publicize the names of map variables in a library.\r
 754         if(ImportMode == IMPORT_Exporting)\r
 755         {\r
 756                 for(i = 0; i < pa_MapVarCount; ++i)\r
 757                 {\r
 758                         if(!MapVariables[i].imported)\r
 759                         {\r
 760                                 STR_AppendToList(STRLIST_MAPVARS, MapVariables[i].name);\r
 761                         }\r
 762                         else\r
 763                         {\r
 764                                 STR_AppendToList(STRLIST_MAPVARS, NULL);\r
 765                         }\r
 766                 }\r
 767                 STR_WriteListChunk(STRLIST_MAPVARS, MAKE4CC('M','E','X','P'), NO);\r
 768         }\r
 769 \r
 770         // Record the names of imported map variables\r
 771         count = 0;\r
 772         for(i = 0; i < pa_MapVarCount; ++i)\r
 773         {\r
 774                 if(MapVariables[i].imported && !ArraySizes[i])\r
 775                 {\r
 776                         count += 5 + strlen(MapVariables[i].name);\r
 777                 }\r
 778         }\r
 779         if(count > 0)\r
 780         {\r
 781                 PC_Append("MIMP", 4);\r
 782                 PC_AppendLong(count);\r
 783                 for(i = 0; i < pa_MapVarCount; ++i)\r
 784                 {\r
 785                         if(MapVariables[i].imported && !ArraySizes[i])\r
 786                         {\r
 787                                 PC_AppendLong(i);\r
 788                                 PC_AppendString(MapVariables[i].name);\r
 789                         }\r
 790                 }\r
 791         }\r
 792 \r
 793         if(NumArrays)\r
 794         {\r
 795                 int count;\r
 796 \r
 797                 // Arrays defined here\r
 798                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 799                 {\r
 800                         if(ArraySizes[i] && !MapVariables[i].imported)\r
 801                         {\r
 802                                 ++count;\r
 803                         }\r
 804                 }\r
 805                 if(count)\r
 806                 {\r
 807                         PC_Append("ARAY", 4);\r
 808                         PC_AppendLong(count*8);\r
 809                         for(i = 0; i < pa_MapVarCount; ++i)\r
 810                         {\r
 811                                 if(ArraySizes[i] && !MapVariables[i].imported)\r
 812                                 {\r
 813                                         PC_AppendLong(i);\r
 814                                         PC_AppendLong(ArraySizes[i]);\r
 815                                 }\r
 816                         }\r
 817                         for(i = 0; i < pa_MapVarCount; ++i)\r
 818                         {\r
 819                                 if(ArrayInits[i])\r
 820                                 {\r
 821                                         int j;\r
 822 \r
 823                                         PC_Append("AINI", 4);\r
 824                                         PC_AppendLong(ArraySizes[i]*4+4);\r
 825                                         PC_AppendLong((U_LONG)i);\r
 826                                         for(j = 0; j < ArraySizes[i]; ++j)\r
 827                                         {\r
 828                                                 PC_AppendLong((U_LONG)ArrayInits[i][j]);\r
 829                                         }\r
 830                                 }\r
 831                         }\r
 832                 }\r
 833 \r
 834                 // Arrays imported from elsewhere\r
 835                 for(count = 0, j = i = 0; i < pa_MapVarCount; ++i)\r
 836                 {\r
 837                         if(ArraySizes[i] && MapVariables[i].imported)\r
 838                         {\r
 839                                 count += 9 + strlen(MapVariables[i].name);\r
 840                                 ++j;\r
 841                         }\r
 842                 }\r
 843                 if(count)\r
 844                 {\r
 845                         PC_Append("AIMP", 4);\r
 846                         PC_AppendLong(count+4);\r
 847                         PC_AppendLong(j);\r
 848                         for(i = 0; i < pa_MapVarCount; ++i)\r
 849                         {\r
 850                                 if(ArraySizes[i] && MapVariables[i].imported)\r
 851                                 {\r
 852                                         PC_AppendLong(i);\r
 853                                         PC_AppendLong(ArraySizes[i]);\r
 854                                         PC_AppendString(MapVariables[i].name);\r
 855                                 }\r
 856                         }\r
 857                 }\r
 858         }\r
 859 \r
 860         // Add a dummy chunk to indicate if this object is a library.\r
 861         if(ImportMode == IMPORT_Exporting)\r
 862         {\r
 863                 PC_Append("ALIB", 4);\r
 864                 PC_AppendLong(0);\r
 865         }\r
 866 \r
 867         // Record libraries imported by this object.\r
 868         if(NumImports > 0)\r
 869         {\r
 870                 count = 0;\r
 871                 for(i = 0; i < NumImports; ++i)\r
 872                 {\r
 873                         count += strlen(Imports[i]) + 1;\r
 874                 }\r
 875                 if(count > 0)\r
 876                 {\r
 877                         PC_Append("LOAD", 4);\r
 878                         PC_AppendLong(count);\r
 879                         for(i = 0; i < NumImports; ++i)\r
 880                         {\r
 881                                 PC_AppendString(Imports[i]);\r
 882                         }\r
 883                 }\r
 884         }\r
 885 \r
 886         PC_AppendLong((U_LONG)chunkStart);\r
 887         if(pc_NoShrink)\r
 888         {\r
 889                 PC_Append("ACSE", 4);\r
 890         }\r
 891         else\r
 892         {\r
 893                 PC_Append("ACSe", 4);\r
 894         }\r
 895         PC_WriteLong((U_LONG)pc_Address, 4);\r
 896 \r
 897         // WadAuthor compatibility when creating a library is pointless, because\r
 898         // that editor does not know anything about libraries and will never\r
 899         // find their scripts ever.\r
 900         if(pc_WadAuthor && ImportMode != IMPORT_Exporting)\r
 901         {\r
 902                 RecordDummyScripts();\r
 903         }\r
 904         else\r
 905         {\r
 906                 PC_AppendLong(0);\r
 907         }\r
 908         PC_AppendLong(0);\r
 909 }\r
 910 \r
 911 //==========================================================================\r
 912 //\r
 913 // CreateDummyScripts\r
 914 //\r
 915 //==========================================================================\r
 916 \r
 917 static void CreateDummyScripts(void)\r
 918 {\r
 919         int i;\r
 920 \r
 921         MS_Message(MSG_DEBUG, "Creating dummy scripts to make WadAuthor happy.\n");\r
 922         if(pc_Address%4 != 0)\r
 923         { // Need to align\r
 924                 U_LONG pad = 0;\r
 925                 PC_Append((void *)&pad, 4-(pc_Address%4));\r
 926         }\r
 927         pc_DummyAddress = pc_Address;\r
 928         for(i = 0; i < pc_ScriptCount; ++i)\r
 929         {\r
 930                 if(!ScriptInfo[i].imported)\r
 931                 {\r
 932                         PC_AppendCmd(PCD_TERMINATE);\r
 933                         if(!pc_NoShrink)\r
 934                         {\r
 935                                 PC_AppendCmd(PCD_NOP);\r
 936                                 PC_AppendCmd(PCD_NOP);\r
 937                                 PC_AppendCmd(PCD_NOP);\r
 938                         }\r
 939                 }\r
 940         }\r
 941 }\r
 942 \r
 943 //==========================================================================\r
 944 //\r
 945 // RecordDummyScripts\r
 946 //\r
 947 //==========================================================================\r
 948 \r
 949 static void RecordDummyScripts(void)\r
 950 {\r
 951         int i, count;\r
 952 \r
 953         for(i = count = 0; i < pc_ScriptCount; ++i)\r
 954         {\r
 955                 if(!ScriptInfo[i].imported)\r
 956                 {\r
 957                         ++count;\r
 958                 }\r
 959         }\r
 960         PC_AppendLong((U_LONG)count);\r
 961         for(i = 0; i < pc_ScriptCount; ++i)\r
 962         {\r
 963                 scriptInfo_t *info = &ScriptInfo[i];\r
 964                 if(!info->imported)\r
 965                 {\r
 966                         MS_Message(MSG_DEBUG, "Dummy script %d, address = %d, arg count = %d\n",\r
 967                                 info->number, info->address, info->argCount);\r
 968                         PC_AppendLong((U_LONG)info->number);\r
 969                         PC_AppendLong((U_LONG)pc_DummyAddress + i*4);\r
 970                         PC_AppendLong((U_LONG)info->argCount);\r
 971                 }\r
 972         }\r
 973 }\r
 974 \r
 975 //==========================================================================\r
 976 //\r
 977 // GrowBuffer\r
 978 //\r
 979 //==========================================================================\r
 980 \r
 981 void GrowBuffer(void)\r
 982 {\r
 983         ptrdiff_t buffpos = pc_BufferPtr - pc_Buffer;\r
 984 \r
 985         BufferSize *= 2;\r
 986         pc_Buffer = MS_Realloc(pc_Buffer, BufferSize, ERR_PCODE_BUFFER_OVERFLOW);\r
 987         pc_BufferPtr = pc_Buffer + buffpos;\r
 988 }\r
 989 \r
 990 //==========================================================================\r
 991 //\r
 992 // PC_Append functions\r
 993 //\r
 994 //==========================================================================\r
 995 \r
 996 static void Append(void *buffer, size_t size)\r
 997 {\r
 998         if (ImportMode != IMPORT_Importing)\r
 999         {\r
1000                 if(pc_Address+size > BufferSize)\r
1001                 {\r
1002                         GrowBuffer ();\r
1003                 }\r
1004                 memcpy(pc_BufferPtr, buffer, size);\r
1005                 pc_BufferPtr += size;\r
1006                 pc_Address += size;\r
1007         }\r
1008 }\r
1009 \r
1010 void PC_Append(void *buffer, size_t size)\r
1011 {\r
1012         if (ImportMode != IMPORT_Importing)\r
1013         {\r
1014                 MS_Message(MSG_DEBUG, "AD> %06d = (%d bytes)\n", pc_Address, size);\r
1015                 Append(buffer, size);\r
1016         }\r
1017 }\r
1018 \r
1019 void PC_AppendByte(U_BYTE val)\r
1020 {\r
1021         if (ImportMode != IMPORT_Importing)\r
1022         {\r
1023                 MS_Message(MSG_DEBUG, "AB> %06d = %d\n", pc_Address, val);\r
1024                 Append(&val, sizeof(U_BYTE));\r
1025         }\r
1026 }\r
1027 \r
1028 void PC_AppendWord(U_WORD val)\r
1029 {\r
1030         if (ImportMode != IMPORT_Importing)\r
1031         {\r
1032                 MS_Message(MSG_DEBUG, "AW> %06d = %d\n", pc_Address, val);\r
1033                 val = MS_LittleUWORD(val);\r
1034                 Append(&val, sizeof(U_WORD));\r
1035         }\r
1036 }\r
1037 \r
1038 void PC_AppendLong(U_LONG val)\r
1039 {\r
1040         if (ImportMode != IMPORT_Importing)\r
1041         {\r
1042                 MS_Message(MSG_DEBUG, "AL> %06d = %d\n", pc_Address, val);\r
1043                 val = MS_LittleULONG(val);\r
1044                 Append(&val, sizeof(U_LONG));\r
1045         }\r
1046 }\r
1047 \r
1048 void PC_AppendString(char *string)\r
1049 {\r
1050         if (ImportMode != IMPORT_Importing)\r
1051         {\r
1052                 int length;\r
1053 \r
1054                 length = strlen(string)+1;\r
1055                 MS_Message(MSG_DEBUG, "AS> %06d = \"%s\" (%d bytes)\n",\r
1056                         pc_Address, string, length);\r
1057                 Append(string, length);\r
1058         }\r
1059 }\r
1060 \r
1061 void PC_AppendCmd(pcd_t command)\r
1062 {\r
1063         if (ImportMode != IMPORT_Importing)\r
1064         {\r
1065                 pc_LastAppendedCommand = command;\r
1066                 if (pc_NoShrink)\r
1067                 {\r
1068                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1069                                 command, PCDNames[command]);\r
1070                         command = MS_LittleULONG(command);\r
1071                         Append(&command, sizeof(U_LONG));\r
1072                 }\r
1073                 else\r
1074                 {\r
1075                         U_BYTE cmd;\r
1076                         if (command != PCD_PUSHBYTE && PushByteAddr)\r
1077                         { // Maybe shrink a PCD_PUSHBYTE sequence into PCD_PUSHBYTES\r
1078                                 int runlen = (pc_Address - PushByteAddr) / 2;\r
1079                                 int i;\r
1080 \r
1081                                 if (runlen > 5)\r
1082                                 {\r
1083                                         pc_Buffer[PushByteAddr] = PCD_PUSHBYTES;\r
1084                                         for (i = 0; i < runlen; i++)\r
1085                                         {\r
1086                                                 pc_Buffer[PushByteAddr+i+2] = pc_Buffer[PushByteAddr+i*2+1];\r
1087                                         }\r
1088                                         pc_Buffer[PushByteAddr+1] = runlen;\r
1089                                         pc_Address = PushByteAddr + runlen + 2;\r
1090                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1091                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSHBYTES\n",\r
1092                                                 runlen, PCD_PUSHBYTES);\r
1093                                 }\r
1094                                 else if (runlen > 1)\r
1095                                 {\r
1096                                         pc_Buffer[PushByteAddr] = PCD_PUSH2BYTES + runlen - 2;\r
1097                                         for (i = 1; i < runlen; i++)\r
1098                                         {\r
1099                                                 pc_Buffer[PushByteAddr+1+i] = pc_Buffer[PushByteAddr+1+i*2];\r
1100                                         }\r
1101                                         pc_Address = PushByteAddr + runlen + 1;\r
1102                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1103                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSH%dBYTES\n",\r
1104                                                 runlen, PCD_PUSH2BYTES+runlen-2, runlen);\r
1105                                 }\r
1106                                 PushByteAddr = 0;\r
1107                         }\r
1108                         else if (command == PCD_PUSHBYTE && PushByteAddr == 0)\r
1109                         { // Remember the first PCD_PUSHBYTE, in case there are more\r
1110                                 PushByteAddr = pc_Address;\r
1111                         }\r
1112                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1113                                 command, PCDNames[command]);\r
1114 \r
1115                         if (command < 256-16)\r
1116                         {\r
1117                                 cmd = command;\r
1118                                 Append(&cmd, sizeof(U_BYTE));\r
1119                         }\r
1120                         else\r
1121                         {\r
1122                                 // Room for expansion: The top 16 pcodes in the [0,255]\r
1123                                 // range select a set of pcodes, and the next byte is\r
1124                                 // the pcode in that set.\r
1125                                 cmd = ((command - (256-16)) >> 8) + (256-16);\r
1126                                 Append(&cmd, sizeof(U_BYTE));\r
1127                                 cmd = (command - (256-16)) & 255;\r
1128                                 Append(&cmd, sizeof(U_BYTE));\r
1129                         }\r
1130                 }\r
1131         }\r
1132 }\r
1133 \r
1134 //==========================================================================\r
1135 //\r
1136 // PC_AppendShrink\r
1137 //\r
1138 //==========================================================================\r
1139 \r
1140 void PC_AppendShrink(U_BYTE val)\r
1141 {\r
1142         if(pc_NoShrink)\r
1143         {\r
1144                 PC_AppendLong(val);\r
1145         }\r
1146         else\r
1147         {\r
1148                 PC_AppendByte(val);\r
1149         }\r
1150 }\r
1151 \r
1152 //==========================================================================\r
1153 //\r
1154 // PC_AppendPushVal\r
1155 //\r
1156 //==========================================================================\r
1157 \r
1158 void PC_AppendPushVal(U_LONG val)\r
1159 {\r
1160         if(pc_NoShrink || val > 255)\r
1161         {\r
1162                 PC_AppendCmd(PCD_PUSHNUMBER);\r
1163                 PC_AppendLong(val);\r
1164         }\r
1165         else\r
1166         {\r
1167                 PC_AppendCmd(PCD_PUSHBYTE);\r
1168                 PC_AppendByte((U_BYTE)val);\r
1169         }\r
1170 }\r
1171 \r
1172 //==========================================================================\r
1173 //\r
1174 // PC_Write functions\r
1175 //\r
1176 //==========================================================================\r
1177 \r
1178 static void Write(void *buffer, size_t size, int address)\r
1179 {\r
1180         if (ImportMode != IMPORT_Importing)\r
1181         {\r
1182                 if(address+size > BufferSize)\r
1183                 {\r
1184                         GrowBuffer();\r
1185                 }\r
1186                 memcpy(pc_Buffer+address, buffer, size);\r
1187         }\r
1188 }\r
1189 \r
1190 void PC_Write(void *buffer, size_t size, int address)\r
1191 {\r
1192         if (ImportMode != IMPORT_Importing)\r
1193         {\r
1194                 MS_Message(MSG_DEBUG, "WD> %06d = (%d bytes)\n", address, size);\r
1195                 Write(buffer, size, address);\r
1196         }\r
1197 }\r
1198 \r
1199 void PC_WriteByte(U_BYTE val, int address)\r
1200 {\r
1201         if (ImportMode != IMPORT_Importing)\r
1202         {\r
1203                 MS_Message(MSG_DEBUG, "WB> %06d = %d\n", address, val);\r
1204                 Write(&val, sizeof(U_BYTE), address);\r
1205         }\r
1206 }\r
1207 \r
1208 /*\r
1209 void PC_WriteWord(U_WORD val, int address)\r
1210 {\r
1211         MS_Message(MSG_DEBUG, "WW> %06d = %d\n", address, val);\r
1212         val = MS_LittleUWORD(val);\r
1213         Write(&val, sizeof(U_WORD), address);\r
1214 }\r
1215 */\r
1216 \r
1217 void PC_WriteLong(U_LONG val, int address)\r
1218 {\r
1219         if (ImportMode != IMPORT_Importing)\r
1220         {\r
1221                 MS_Message(MSG_DEBUG, "WL> %06d = %d\n", address, val);\r
1222                 val = MS_LittleULONG(val);\r
1223                 Write(&val, sizeof(U_LONG), address);\r
1224         }\r
1225         pc_LastAppendedCommand = PCD_NOP;\r
1226 }\r
1227 \r
1228 void PC_WriteString(char *string, int address)\r
1229 {\r
1230         if (ImportMode != IMPORT_Importing)\r
1231         {\r
1232                 int length;\r
1233 \r
1234                 length = strlen(string)+1;\r
1235                 MS_Message(MSG_DEBUG, "WS> %06d = \"%s\" (%d bytes)\n",\r
1236                         address, string, length);\r
1237                 Write(string, length, address);\r
1238         }\r
1239 }\r
1240 \r
1241 void PC_WriteCmd(pcd_t command, int address)\r
1242 {\r
1243         if (ImportMode != IMPORT_Importing)\r
1244         {\r
1245                 MS_Message(MSG_DEBUG, "WC> %06d = #%d:%s\n", address,\r
1246                         command, PCDNames[command]);\r
1247                 command = MS_LittleULONG(command);\r
1248                 Write(&command, sizeof(U_LONG), address);\r
1249         }\r
1250 }\r
1251 \r
1252 //==========================================================================\r
1253 //\r
1254 // PC_Skip functions\r
1255 //\r
1256 //==========================================================================\r
1257 \r
1258 static void Skip(size_t size)\r
1259 {\r
1260         if (ImportMode != IMPORT_Importing)\r
1261         {\r
1262                 if(pc_Address+size > BufferSize)\r
1263                 {\r
1264                         GrowBuffer();\r
1265                 }\r
1266                 pc_BufferPtr += size;\r
1267                 pc_Address += size;\r
1268         }\r
1269 }\r
1270 \r
1271 void PC_Skip(size_t size)\r
1272 {\r
1273         if (ImportMode != IMPORT_Importing)\r
1274         {\r
1275                 MS_Message(MSG_DEBUG, "SD> %06d (skip %d bytes)\n", pc_Address, size);\r
1276                 Skip(size);\r
1277         }\r
1278 }\r
1279 \r
1280 /*\r
1281 void PC_SkipByte(void)\r
1282 {\r
1283         MS_Message(MSG_DEBUG, "SB> %06d (skip byte)\n", pc_Address);\r
1284         Skip(sizeof(U_BYTE));\r
1285 }\r
1286 */\r
1287 \r
1288 /*\r
1289 void PC_SkipWord(void)\r
1290 {\r
1291         MS_Message(MSG_DEBUG, "SW> %06d (skip word)\n", pc_Address);\r
1292         Skip(sizeof(U_WORD));\r
1293 }\r
1294 */\r
1295 \r
1296 void PC_SkipLong(void)\r
1297 {\r
1298         if (ImportMode != IMPORT_Importing)\r
1299         {\r
1300                 MS_Message(MSG_DEBUG, "SL> %06d (skip long)\n", pc_Address);\r
1301                 Skip(sizeof(U_LONG));\r
1302         }\r
1303 }\r
1304 \r
1305 //==========================================================================\r
1306 //\r
1307 // PC_PutMapVariable\r
1308 //\r
1309 //==========================================================================\r
1310 \r
1311 void PC_PutMapVariable(int index, int value)\r
1312 {\r
1313         if(index < MAX_MAP_VARIABLES)\r
1314         {\r
1315                 MapVariables[index].isString = pa_ConstExprIsString;\r
1316                 MapVariables[index].initializer = value;\r
1317                 MapVariablesInit = YES;\r
1318         }\r
1319 }\r
1320 \r
1321 //==========================================================================\r
1322 //\r
1323 // PC_NameMapVariable\r
1324 //\r
1325 //==========================================================================\r
1326 \r
1327 void PC_NameMapVariable(int index, symbolNode_t *sym)\r
1328 {\r
1329         if(index < MAX_MAP_VARIABLES)\r
1330         {\r
1331                 MapVariables[index].name = sym->name;\r
1332                 MapVariables[index].imported = sym->imported;\r
1333         }\r
1334 }\r
1335 \r
1336 //==========================================================================\r
1337 //\r
1338 // PC_AddScript\r
1339 //\r
1340 //==========================================================================\r
1341 \r
1342 void PC_AddScript(int inNumber, int argCount)\r
1343 {\r
1344         scriptInfo_t *script;\r
1345         int i;\r
1346         U_BYTE type;\r
1347         U_WORD flags;\r
1348         U_WORD number;\r
1349 \r
1350         type = (inNumber & 65535) / 1000;\r
1351         number = (inNumber & 65535) % 1000;\r
1352         flags = (inNumber >> 16) & 65535;\r
1353 \r
1354         if (flags != 0)\r
1355         {\r
1356                 HaveScriptFlags = YES;\r
1357         }\r
1358 \r
1359         for (i = 0; i < pc_ScriptCount; i++)\r
1360         {\r
1361                 if (ScriptInfo[i].number == number)\r
1362                 {\r
1363                         ERR_Error(ERR_SCRIPT_ALREADY_DEFINED, YES);\r
1364                 }\r
1365         }\r
1366         if(pc_ScriptCount == MAX_SCRIPT_COUNT)\r
1367         {\r
1368                 ERR_Error(ERR_TOO_MANY_SCRIPTS, YES);\r
1369         }\r
1370         else\r
1371         {\r
1372                 script = &ScriptInfo[pc_ScriptCount];\r
1373                 script->number = number;\r
1374                 script->type = type;\r
1375                 script->address = (ImportMode == IMPORT_Importing) ? 0 : pc_Address;\r
1376                 script->argCount = argCount;\r
1377                 script->flags = flags;\r
1378                 script->srcLine = tk_Line;\r
1379                 script->imported = (ImportMode == IMPORT_Importing) ? YES : NO;\r
1380                 pc_ScriptCount++;\r
1381         }\r
1382 }\r
1383 \r
1384 //==========================================================================\r
1385 //\r
1386 // PC_SetScriptVarCount\r
1387 //\r
1388 // Sets the number of local variables used by a script, including\r
1389 // arguments.\r
1390 //\r
1391 //==========================================================================\r
1392 \r
1393 void PC_SetScriptVarCount(int inNumber, int varCount)\r
1394 {\r
1395         int i;\r
1396         U_BYTE type;\r
1397         U_WORD number;\r
1398 \r
1399         type = (inNumber & 65535) / 1000;\r
1400         number = (inNumber & 65535) % 1000;\r
1401 \r
1402         for(i = 0; i < pc_ScriptCount; i++)\r
1403         {\r
1404                 if(ScriptInfo[i].number == number)\r
1405                 {\r
1406                         ScriptInfo[i].varCount = varCount;\r
1407                         break;\r
1408                 }\r
1409         }\r
1410 }\r
1411 \r
1412 //==========================================================================\r
1413 //\r
1414 // PC_AddFunction\r
1415 //\r
1416 //==========================================================================\r
1417 \r
1418 void PC_AddFunction(symbolNode_t *sym)\r
1419 {\r
1420         functionInfo_t *function;\r
1421 \r
1422         if(pc_FunctionCount == MAX_FUNCTION_COUNT)\r
1423         {\r
1424                 ERR_Error(ERR_TOO_MANY_FUNCTIONS, YES, NULL);\r
1425         }\r
1426         function = &FunctionInfo[pc_FunctionCount];\r
1427         function->hasReturnValue = (U_BYTE)sym->info.scriptFunc.hasReturnValue;\r
1428         function->argCount = (U_BYTE)sym->info.scriptFunc.argCount;\r
1429         function->localCount = (U_BYTE)sym->info.scriptFunc.varCount;\r
1430         function->name = STR_AppendToList (STRLIST_FUNCTIONS, sym->name);\r
1431         function->address = sym->info.scriptFunc.address;\r
1432         sym->info.scriptFunc.funcNumber = pc_FunctionCount;\r
1433         pc_FunctionCount++;\r
1434 }\r
1435 \r
1436 //==========================================================================\r
1437 //\r
1438 // PC_AddArray\r
1439 //\r
1440 //==========================================================================\r
1441 \r
1442 void PC_AddArray(int index, int size)\r
1443 {\r
1444         NumArrays++;\r
1445         ArraySizes[index] = size;\r
1446 }\r
1447 \r
1448 //==========================================================================\r
1449 //\r
1450 // PC_InitArray\r
1451 //\r
1452 //==========================================================================\r
1453 \r
1454 void PC_InitArray(int index, int *entries, boolean hasStrings)\r
1455 {\r
1456         int i;\r
1457 \r
1458         // If the array is just initialized to zeros, then we don't need to\r
1459         // remember the initializer.\r
1460         for(i = 0; i < ArraySizes[index]; ++i)\r
1461         {\r
1462                 if(entries[i] != 0)\r
1463                 {\r
1464                         break;\r
1465                 }\r
1466         }\r
1467         if(i < ArraySizes[index])\r
1468         {\r
1469                 ArrayInits[index] = MS_Alloc(ArraySizes[index]*sizeof(int), ERR_OUT_OF_MEMORY);\r
1470                 memcpy(ArrayInits[index], entries, ArraySizes[index]*sizeof(int));\r
1471         }\r
1472         ArrayOfStrings[index] = hasStrings;\r
1473 }\r
1474 \r
1475 //==========================================================================\r
1476 //\r
1477 // PC_AddImport\r
1478 //\r
1479 //==========================================================================\r
1480 \r
1481 int PC_AddImport(char *name)\r
1482 {\r
1483         if (NumImports >= MAX_IMPORTS)\r
1484         {\r
1485                 ERR_Exit(ERR_TOO_MANY_IMPORTS, YES);\r
1486         }\r
1487         strncpy(Imports[NumImports], name, 8);\r
1488         return NumImports++;\r
1489 }\r