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         "PCD_MORPHACTOR",\r
 459         "PCD_UNMORPHACTOR",\r
 460         "PCD_GETPLAYERINPUT",\r
 461         "PCD_CLASSIFYACTOR",\r
 462         "PCD_PRINTBINARY",\r
 463         "PCD_PRINTHEX",\r
 464         "PCD_CALLFUNC",\r
 465         "PCD_SAVESTRING",               // [FDARI]\r
 466 };\r
 467 \r
 468 // CODE --------------------------------------------------------------------\r
 469 \r
 470 //==========================================================================\r
 471 //\r
 472 // PC_OpenObject\r
 473 //\r
 474 //==========================================================================\r
 475 \r
 476 void PC_OpenObject(char *name, size_t size, int flags)\r
 477 {\r
 478         if(ObjectOpened == YES)\r
 479         {\r
 480                 PC_CloseObject();\r
 481         }\r
 482         if(strlen(name) >= MAX_FILE_NAME_LENGTH)\r
 483         {\r
 484                 ERR_Exit(ERR_FILE_NAME_TOO_LONG, NO, name);\r
 485         }\r
 486         strcpy(ObjectName, name);\r
 487         pc_Buffer = MS_Alloc(size, ERR_ALLOC_PCODE_BUFFER);\r
 488         pc_BufferPtr = pc_Buffer;\r
 489         pc_Address = 0;\r
 490         ObjectFlags = flags;\r
 491         BufferSize = size;\r
 492         pc_ScriptCount = 0;\r
 493         ObjectOpened = YES;\r
 494         PC_AppendString("ACS");\r
 495         PC_SkipInt(); // Script table offset\r
 496 }\r
 497 \r
 498 //==========================================================================\r
 499 //\r
 500 // PC_CloseObject\r
 501 //\r
 502 //==========================================================================\r
 503 \r
 504 void PC_CloseObject(void)\r
 505 {\r
 506         MS_Message(MSG_DEBUG, "---- PC_CloseObject ----\n");\r
 507         while (pc_Address & 3)\r
 508         {\r
 509                 PC_AppendByte (0);\r
 510         }\r
 511         if(!pc_NoShrink || (NumLanguages > 1) || (NumStringLists > 0) ||\r
 512                 (pc_FunctionCount > 0) || MapVariablesInit || NumArrays != 0 ||\r
 513                 pc_EncryptStrings || NumImports != 0 || HaveScriptFlags)\r
 514         {\r
 515                 CloseNew();\r
 516         }\r
 517         else\r
 518         {\r
 519                 CloseOld();\r
 520         }\r
 521         if(MS_SaveFile(ObjectName, pc_Buffer, pc_Address) == FALSE)\r
 522         {\r
 523                 ERR_Exit(ERR_SAVE_OBJECT_FAILED, NO);\r
 524         }\r
 525 }\r
 526 \r
 527 //==========================================================================\r
 528 //\r
 529 // CloseOld\r
 530 //\r
 531 //==========================================================================\r
 532 \r
 533 static void CloseOld(void)\r
 534 {\r
 535         int i;\r
 536 \r
 537         STR_WriteStrings();\r
 538         PC_WriteInt((U_INT)pc_Address, 4);\r
 539         PC_AppendInt((U_INT)pc_ScriptCount);\r
 540         for(i = 0; i < pc_ScriptCount; ++i)\r
 541         {\r
 542                 scriptInfo_t *info = &ScriptInfo[i];\r
 543                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 544                         info->number, info->address, info->argCount);\r
 545                 PC_AppendInt((U_INT)(info->number + info->type * 1000));\r
 546                 PC_AppendInt((U_INT)info->address);\r
 547                 PC_AppendInt((U_INT)info->argCount);\r
 548         }\r
 549         STR_WriteList();\r
 550 }\r
 551 \r
 552 //==========================================================================\r
 553 //\r
 554 // CloseNew\r
 555 //\r
 556 // Creates a new-format ACS file. For programs that don't know any better,\r
 557 // this will look just like an old ACS file with no scripts or strings but\r
 558 // with some extra junk in the middle. Both WadAuthor and DeePsea will not\r
 559 // accept ACS files that do not have the ACS\0 header. Worse, WadAuthor\r
 560 // will hang if the file begins with ACS\0 but does not look like something\r
 561 // that might have been created with Raven's ACC. Thus, the chunks live in\r
 562 // the string block, and there are two 0 dwords at the end of the file.\r
 563 //\r
 564 //==========================================================================\r
 565 \r
 566 static void CloseNew(void)\r
 567 {\r
 568         int i, j, count;\r
 569         int chunkStart;\r
 570 \r
 571         if(pc_WadAuthor)\r
 572         {\r
 573                 CreateDummyScripts();\r
 574         }\r
 575 \r
 576         chunkStart = pc_Address;\r
 577 \r
 578         // Only write out those scripts that this acs file actually provides.\r
 579         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 580         {\r
 581                 if(!ScriptInfo[i].imported)\r
 582                 {\r
 583                         ++j;\r
 584                 }\r
 585         }\r
 586         if(j > 0)\r
 587         {\r
 588                 PC_Append("SPTR", 4);\r
 589                 PC_AppendInt(j * 8);\r
 590                 for(i = 0; i < pc_ScriptCount; i++)\r
 591                 {\r
 592                         scriptInfo_t *info = &ScriptInfo[i];\r
 593                         if(!info->imported)\r
 594                         {\r
 595                                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 596                                         info->number, info->address, info->argCount);\r
 597                                 PC_AppendWord(info->number);\r
 598                                 PC_AppendByte(info->type);\r
 599                                 PC_AppendByte(info->argCount);\r
 600                                 PC_AppendInt((U_INT)info->address);\r
 601                         }\r
 602                 }\r
 603         }\r
 604 \r
 605         // If any scripts have more than the maximum number of arguments, output them.\r
 606         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 607         {\r
 608                 if(!ScriptInfo[i].imported && ScriptInfo[i].varCount > MAX_SCRIPT_VARIABLES)\r
 609                 {\r
 610                         ++j;\r
 611                 }\r
 612         }\r
 613         if(j > 0)\r
 614         {\r
 615                 PC_Append("SVCT", 4);\r
 616                 PC_AppendInt(j * 4);\r
 617                 for(i = 0; i < pc_ScriptCount; ++i)\r
 618                 {\r
 619                         scriptInfo_t *info = &ScriptInfo[i];\r
 620                         if(!info->imported && info->varCount > MAX_SCRIPT_VARIABLES)\r
 621                         {\r
 622                                 MS_Message(MSG_DEBUG, "Script %d, var count = %d\n",\r
 623                                         info->number, info->varCount);\r
 624                                 PC_AppendWord(info->number);\r
 625                                 PC_AppendWord(info->varCount);\r
 626                         }\r
 627                 }\r
 628         }\r
 629 \r
 630         // Write script flags in a separate chunk, so older ZDooms don't get confused\r
 631         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 632         {\r
 633                 if(!ScriptInfo[i].imported && ScriptInfo[i].flags != 0)\r
 634                 {\r
 635                         ++j;\r
 636                 }\r
 637         }\r
 638         if (j > 0)\r
 639         {\r
 640                 PC_Append("SFLG", 4);\r
 641                 PC_AppendInt(j * 4);\r
 642                 for(i = 0; i < pc_ScriptCount; ++i)\r
 643                 {\r
 644                         scriptInfo_t *info = &ScriptInfo[i];\r
 645                         if(!info->imported && info->flags != 0)\r
 646                         {\r
 647                                 PC_AppendWord(info->number);\r
 648                                 PC_AppendWord(info->flags);\r
 649                         }\r
 650                 }\r
 651         }\r
 652 \r
 653         if(pc_FunctionCount > 0)\r
 654         {\r
 655                 PC_Append("FUNC", 4);\r
 656                 PC_AppendInt(pc_FunctionCount * 8);\r
 657                 for(i = 0; i < pc_FunctionCount; ++i)\r
 658                 {\r
 659                         functionInfo_t *info = &FunctionInfo[i];\r
 660                         MS_Message(MSG_DEBUG, "Function %d:%s, address = %d, arg count = %d, var count = %d\n",\r
 661                                 i, STR_GetString(STRLIST_FUNCTIONS, info->name),\r
 662                                 info->address, info->argCount, info->localCount);\r
 663                         PC_AppendByte(info->argCount);\r
 664                         PC_AppendByte(info->localCount);\r
 665                         PC_AppendByte((U_BYTE)(info->hasReturnValue?1:0));\r
 666                         PC_AppendByte(0);\r
 667                         PC_AppendInt((U_INT)info->address);\r
 668                 }\r
 669                 STR_WriteListChunk(STRLIST_FUNCTIONS, MAKE4CC('F','N','A','M'), NO);\r
 670         }\r
 671 \r
 672         if(NumLanguages > 1)\r
 673         {\r
 674                 for(i = 0; i < NumLanguages; i++)\r
 675                 {\r
 676                         STR_WriteChunk(i, pc_EncryptStrings);\r
 677                 }\r
 678         }\r
 679         else if(STR_ListSize(0) > 0)\r
 680         {\r
 681                 STR_WriteChunk(0, pc_EncryptStrings);\r
 682         }\r
 683 \r
 684         STR_WriteListChunk(STRLIST_PICS, MAKE4CC('P','I','C','S'), NO);\r
 685         if(MapVariablesInit)\r
 686         {\r
 687                 int j;\r
 688 \r
 689                 for(i = 0; i < pa_MapVarCount; ++i)\r
 690                 {\r
 691                         if(MapVariables[i].initializer != 0)\r
 692                                 break;\r
 693                 }\r
 694                 for(j = pa_MapVarCount-1; j > i; --j)\r
 695                 {\r
 696                         if(MapVariables[j].initializer != 0)\r
 697                                 break;\r
 698                 }\r
 699                 ++j;\r
 700 \r
 701                 if (i < j)\r
 702                 {\r
 703                         PC_Append("MINI", 4);\r
 704                         PC_AppendInt((j-i)*4+4);\r
 705                         PC_AppendInt(i);                                                // First map var defined\r
 706                         for(; i < j; ++i)\r
 707                         {\r
 708                                 PC_AppendInt(MapVariables[i].initializer);\r
 709                         }\r
 710                 }\r
 711         }\r
 712 \r
 713         // If this is a library, record which map variables are\r
 714         // initialized with strings.\r
 715         if(ImportMode == IMPORT_Exporting)\r
 716         {\r
 717                 count = 0;\r
 718 \r
 719                 for(i = 0; i < pa_MapVarCount; ++i)\r
 720                 {\r
 721                         if(MapVariables[i].isString)\r
 722                         {\r
 723                                 ++count;\r
 724                         }\r
 725                 }\r
 726                 if(count > 0)\r
 727                 {\r
 728                         PC_Append("MSTR", 4);\r
 729                         PC_AppendInt(count*4);\r
 730                         for(i = 0; i < pa_MapVarCount; ++i)\r
 731                         {\r
 732                                 if(MapVariables[i].isString)\r
 733                                 {\r
 734                                         PC_AppendInt(i);\r
 735                                 }\r
 736                         }\r
 737                 }\r
 738 \r
 739                 // Now do the same thing for arrays.\r
 740                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 741                 {\r
 742                         if(ArrayOfStrings[i])\r
 743                         {\r
 744                                 ++count;\r
 745                         }\r
 746                 }\r
 747                 if(count > 0)\r
 748                 {\r
 749                         PC_Append("ASTR", 4);\r
 750                         PC_AppendInt(count*4);\r
 751                         for(i = 0; i < pa_MapVarCount; ++i)\r
 752                         {\r
 753                                 if(ArrayOfStrings[i])\r
 754                                 {\r
 755                                         PC_AppendInt(i);\r
 756                                 }\r
 757                         }\r
 758                 }\r
 759         }\r
 760 \r
 761         // Publicize the names of map variables in a library.\r
 762         if(ImportMode == IMPORT_Exporting)\r
 763         {\r
 764                 for(i = 0; i < pa_MapVarCount; ++i)\r
 765                 {\r
 766                         if(!MapVariables[i].imported)\r
 767                         {\r
 768                                 STR_AppendToList(STRLIST_MAPVARS, MapVariables[i].name);\r
 769                         }\r
 770                         else\r
 771                         {\r
 772                                 STR_AppendToList(STRLIST_MAPVARS, NULL);\r
 773                         }\r
 774                 }\r
 775                 STR_WriteListChunk(STRLIST_MAPVARS, MAKE4CC('M','E','X','P'), NO);\r
 776         }\r
 777 \r
 778         // Record the names of imported map variables\r
 779         count = 0;\r
 780         for(i = 0; i < pa_MapVarCount; ++i)\r
 781         {\r
 782                 if(MapVariables[i].imported && !ArraySizes[i])\r
 783                 {\r
 784                         count += 5 + strlen(MapVariables[i].name);\r
 785                 }\r
 786         }\r
 787         if(count > 0)\r
 788         {\r
 789                 PC_Append("MIMP", 4);\r
 790                 PC_AppendInt(count);\r
 791                 for(i = 0; i < pa_MapVarCount; ++i)\r
 792                 {\r
 793                         if(MapVariables[i].imported && !ArraySizes[i])\r
 794                         {\r
 795                                 PC_AppendInt(i);\r
 796                                 PC_AppendString(MapVariables[i].name);\r
 797                         }\r
 798                 }\r
 799         }\r
 800 \r
 801         if(NumArrays)\r
 802         {\r
 803                 int count;\r
 804 \r
 805                 // Arrays defined here\r
 806                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 807                 {\r
 808                         if(ArraySizes[i] && !MapVariables[i].imported)\r
 809                         {\r
 810                                 ++count;\r
 811                         }\r
 812                 }\r
 813                 if(count)\r
 814                 {\r
 815                         PC_Append("ARAY", 4);\r
 816                         PC_AppendInt(count*8);\r
 817                         for(i = 0; i < pa_MapVarCount; ++i)\r
 818                         {\r
 819                                 if(ArraySizes[i] && !MapVariables[i].imported)\r
 820                                 {\r
 821                                         PC_AppendInt(i);\r
 822                                         PC_AppendInt(ArraySizes[i]);\r
 823                                 }\r
 824                         }\r
 825                         for(i = 0; i < pa_MapVarCount; ++i)\r
 826                         {\r
 827                                 if(ArrayInits[i])\r
 828                                 {\r
 829                                         int j;\r
 830 \r
 831                                         PC_Append("AINI", 4);\r
 832                                         PC_AppendInt(ArraySizes[i]*4+4);\r
 833                                         PC_AppendInt((U_INT)i);\r
 834                                         MS_Message(MSG_DEBUG, "Writing array initializers for array %d (size %d)\n", i, ArraySizes[i]);\r
 835                                         for(j = 0; j < ArraySizes[i]; ++j)\r
 836                                         {\r
 837                                                 PC_AppendInt((U_INT)ArrayInits[i][j]);\r
 838                                         }\r
 839                                 }\r
 840                         }\r
 841                 }\r
 842 \r
 843                 // Arrays imported from elsewhere\r
 844                 for(count = 0, j = i = 0; i < pa_MapVarCount; ++i)\r
 845                 {\r
 846                         if(ArraySizes[i] && MapVariables[i].imported)\r
 847                         {\r
 848                                 count += 9 + strlen(MapVariables[i].name);\r
 849                                 ++j;\r
 850                         }\r
 851                 }\r
 852                 if(count)\r
 853                 {\r
 854                         PC_Append("AIMP", 4);\r
 855                         PC_AppendInt(count+4);\r
 856                         PC_AppendInt(j);\r
 857                         for(i = 0; i < pa_MapVarCount; ++i)\r
 858                         {\r
 859                                 if(ArraySizes[i] && MapVariables[i].imported)\r
 860                                 {\r
 861                                         PC_AppendInt(i);\r
 862                                         PC_AppendInt(ArraySizes[i]);\r
 863                                         PC_AppendString(MapVariables[i].name);\r
 864                                 }\r
 865                         }\r
 866                 }\r
 867         }\r
 868 \r
 869         // Add a dummy chunk to indicate if this object is a library.\r
 870         if(ImportMode == IMPORT_Exporting)\r
 871         {\r
 872                 PC_Append("ALIB", 4);\r
 873                 PC_AppendInt(0);\r
 874         }\r
 875 \r
 876         // Record libraries imported by this object.\r
 877         if(NumImports > 0)\r
 878         {\r
 879                 count = 0;\r
 880                 for(i = 0; i < NumImports; ++i)\r
 881                 {\r
 882                         count += strlen(Imports[i]) + 1;\r
 883                 }\r
 884                 if(count > 0)\r
 885                 {\r
 886                         PC_Append("LOAD", 4);\r
 887                         PC_AppendInt(count);\r
 888                         for(i = 0; i < NumImports; ++i)\r
 889                         {\r
 890                                 PC_AppendString(Imports[i]);\r
 891                         }\r
 892                 }\r
 893         }\r
 894 \r
 895         PC_AppendInt((U_INT)chunkStart);\r
 896         if(pc_NoShrink)\r
 897         {\r
 898                 PC_Append("ACSE", 4);\r
 899         }\r
 900         else\r
 901         {\r
 902                 PC_Append("ACSe", 4);\r
 903         }\r
 904         PC_WriteInt((U_INT)pc_Address, 4);\r
 905 \r
 906         // WadAuthor compatibility when creating a library is pointless, because\r
 907         // that editor does not know anything about libraries and will never\r
 908         // find their scripts ever.\r
 909         if(pc_WadAuthor && ImportMode != IMPORT_Exporting)\r
 910         {\r
 911                 RecordDummyScripts();\r
 912         }\r
 913         else\r
 914         {\r
 915                 PC_AppendInt(0);\r
 916         }\r
 917         PC_AppendInt(0);\r
 918 }\r
 919 \r
 920 //==========================================================================\r
 921 //\r
 922 // CreateDummyScripts\r
 923 //\r
 924 //==========================================================================\r
 925 \r
 926 static void CreateDummyScripts(void)\r
 927 {\r
 928         int i;\r
 929 \r
 930         MS_Message(MSG_DEBUG, "Creating dummy scripts to make WadAuthor happy.\n");\r
 931         if(pc_Address%4 != 0)\r
 932         { // Need to align\r
 933                 U_INT pad = 0;\r
 934                 PC_Append((void *)&pad, 4-(pc_Address%4));\r
 935         }\r
 936         pc_DummyAddress = pc_Address;\r
 937         for(i = 0; i < pc_ScriptCount; ++i)\r
 938         {\r
 939                 if(!ScriptInfo[i].imported)\r
 940                 {\r
 941                         PC_AppendCmd(PCD_TERMINATE);\r
 942                         if(!pc_NoShrink)\r
 943                         {\r
 944                                 PC_AppendCmd(PCD_NOP);\r
 945                                 PC_AppendCmd(PCD_NOP);\r
 946                                 PC_AppendCmd(PCD_NOP);\r
 947                         }\r
 948                 }\r
 949         }\r
 950 }\r
 951 \r
 952 //==========================================================================\r
 953 //\r
 954 // RecordDummyScripts\r
 955 //\r
 956 //==========================================================================\r
 957 \r
 958 static void RecordDummyScripts(void)\r
 959 {\r
 960         int i, count;\r
 961 \r
 962         for(i = count = 0; i < pc_ScriptCount; ++i)\r
 963         {\r
 964                 if(!ScriptInfo[i].imported)\r
 965                 {\r
 966                         ++count;\r
 967                 }\r
 968         }\r
 969         PC_AppendInt((U_INT)count);\r
 970         for(i = 0; i < pc_ScriptCount; ++i)\r
 971         {\r
 972                 scriptInfo_t *info = &ScriptInfo[i];\r
 973                 if(!info->imported)\r
 974                 {\r
 975                         MS_Message(MSG_DEBUG, "Dummy script %d, address = %d, arg count = %d\n",\r
 976                                 info->number, info->address, info->argCount);\r
 977                         PC_AppendInt((U_INT)info->number);\r
 978                         PC_AppendInt((U_INT)pc_DummyAddress + i*4);\r
 979                         PC_AppendInt((U_INT)info->argCount);\r
 980                 }\r
 981         }\r
 982 }\r
 983 \r
 984 //==========================================================================\r
 985 //\r
 986 // GrowBuffer\r
 987 //\r
 988 //==========================================================================\r
 989 \r
 990 void GrowBuffer(void)\r
 991 {\r
 992         ptrdiff_t buffpos = pc_BufferPtr - pc_Buffer;\r
 993 \r
 994         BufferSize *= 2;\r
 995         pc_Buffer = MS_Realloc(pc_Buffer, BufferSize, ERR_PCODE_BUFFER_OVERFLOW);\r
 996         pc_BufferPtr = pc_Buffer + buffpos;\r
 997 }\r
 998 \r
 999 //==========================================================================\r
1000 //\r
1001 // PC_Append functions\r
1002 //\r
1003 //==========================================================================\r
1004 \r
1005 static void Append(void *buffer, size_t size)\r
1006 {\r
1007         if (ImportMode != IMPORT_Importing)\r
1008         {\r
1009                 if(pc_Address+size > BufferSize)\r
1010                 {\r
1011                         GrowBuffer ();\r
1012                 }\r
1013                 memcpy(pc_BufferPtr, buffer, size);\r
1014                 pc_BufferPtr += size;\r
1015                 pc_Address += size;\r
1016         }\r
1017 }\r
1018 \r
1019 void PC_Append(void *buffer, size_t size)\r
1020 {\r
1021         if (ImportMode != IMPORT_Importing)\r
1022         {\r
1023                 MS_Message(MSG_DEBUG, "AD> %06d = (%d bytes)\n", pc_Address, size);\r
1024                 Append(buffer, size);\r
1025         }\r
1026 }\r
1027 \r
1028 void PC_AppendByte(U_BYTE val)\r
1029 {\r
1030         if (ImportMode != IMPORT_Importing)\r
1031         {\r
1032                 MS_Message(MSG_DEBUG, "AB> %06d = %d\n", pc_Address, val);\r
1033                 Append(&val, sizeof(U_BYTE));\r
1034         }\r
1035 }\r
1036 \r
1037 void PC_AppendWord(U_WORD val)\r
1038 {\r
1039         if (ImportMode != IMPORT_Importing)\r
1040         {\r
1041                 MS_Message(MSG_DEBUG, "AW> %06d = %d\n", pc_Address, val);\r
1042                 val = MS_LittleUWORD(val);\r
1043                 Append(&val, sizeof(U_WORD));\r
1044         }\r
1045 }\r
1046 \r
1047 void PC_AppendInt(U_INT val)\r
1048 {\r
1049         if (ImportMode != IMPORT_Importing)\r
1050         {\r
1051                 MS_Message(MSG_DEBUG, "AL> %06d = %d\n", pc_Address, val);\r
1052                 val = MS_LittleUINT(val);\r
1053                 Append(&val, sizeof(U_INT));\r
1054         }\r
1055 }\r
1056 \r
1057 void PC_AppendString(char *string)\r
1058 {\r
1059         if (ImportMode != IMPORT_Importing)\r
1060         {\r
1061                 int length;\r
1062 \r
1063                 length = strlen(string)+1;\r
1064                 MS_Message(MSG_DEBUG, "AS> %06d = \"%s\" (%d bytes)\n",\r
1065                         pc_Address, string, length);\r
1066                 Append(string, length);\r
1067         }\r
1068 }\r
1069 \r
1070 void PC_AppendCmd(pcd_t command)\r
1071 {\r
1072         if (ImportMode != IMPORT_Importing)\r
1073         {\r
1074                 pc_LastAppendedCommand = command;\r
1075                 if (pc_NoShrink)\r
1076                 {\r
1077                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1078                                 command, PCDNames[command]);\r
1079                         command = MS_LittleUINT(command);\r
1080                         Append(&command, sizeof(U_INT));\r
1081                 }\r
1082                 else\r
1083                 {\r
1084                         U_BYTE cmd;\r
1085                         if (command != PCD_PUSHBYTE && PushByteAddr)\r
1086                         { // Maybe shrink a PCD_PUSHBYTE sequence into PCD_PUSHBYTES\r
1087                                 int runlen = (pc_Address - PushByteAddr) / 2;\r
1088                                 int i;\r
1089 \r
1090                                 if (runlen > 5)\r
1091                                 {\r
1092                                         pc_Buffer[PushByteAddr] = PCD_PUSHBYTES;\r
1093                                         for (i = 0; i < runlen; i++)\r
1094                                         {\r
1095                                                 pc_Buffer[PushByteAddr+i+2] = pc_Buffer[PushByteAddr+i*2+1];\r
1096                                         }\r
1097                                         pc_Buffer[PushByteAddr+1] = runlen;\r
1098                                         pc_Address = PushByteAddr + runlen + 2;\r
1099                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1100                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSHBYTES\n",\r
1101                                                 runlen, PCD_PUSHBYTES);\r
1102                                 }\r
1103                                 else if (runlen > 1)\r
1104                                 {\r
1105                                         pc_Buffer[PushByteAddr] = PCD_PUSH2BYTES + runlen - 2;\r
1106                                         for (i = 1; i < runlen; i++)\r
1107                                         {\r
1108                                                 pc_Buffer[PushByteAddr+1+i] = pc_Buffer[PushByteAddr+1+i*2];\r
1109                                         }\r
1110                                         pc_Address = PushByteAddr + runlen + 1;\r
1111                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1112                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSH%dBYTES\n",\r
1113                                                 runlen, PCD_PUSH2BYTES+runlen-2, runlen);\r
1114                                 }\r
1115                                 PushByteAddr = 0;\r
1116                         }\r
1117                         else if (command == PCD_PUSHBYTE && PushByteAddr == 0)\r
1118                         { // Remember the first PCD_PUSHBYTE, in case there are more\r
1119                                 PushByteAddr = pc_Address;\r
1120                         }\r
1121                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1122                                 command, PCDNames[command]);\r
1123 \r
1124                         if (command < 256-16)\r
1125                         {\r
1126                                 cmd = command;\r
1127                                 Append(&cmd, sizeof(U_BYTE));\r
1128                         }\r
1129                         else\r
1130                         {\r
1131                                 // Room for expansion: The top 16 pcodes in the [0,255]\r
1132                                 // range select a set of pcodes, and the next byte is\r
1133                                 // the pcode in that set.\r
1134                                 cmd = ((command - (256-16)) >> 8) + (256-16);\r
1135                                 Append(&cmd, sizeof(U_BYTE));\r
1136                                 cmd = (command - (256-16)) & 255;\r
1137                                 Append(&cmd, sizeof(U_BYTE));\r
1138                         }\r
1139                 }\r
1140         }\r
1141 }\r
1142 \r
1143 //==========================================================================\r
1144 //\r
1145 // PC_AppendShrink\r
1146 //\r
1147 //==========================================================================\r
1148 \r
1149 void PC_AppendShrink(U_BYTE val)\r
1150 {\r
1151         if(pc_NoShrink)\r
1152         {\r
1153                 PC_AppendInt(val);\r
1154         }\r
1155         else\r
1156         {\r
1157                 PC_AppendByte(val);\r
1158         }\r
1159 }\r
1160 \r
1161 //==========================================================================\r
1162 //\r
1163 // PC_AppendPushVal\r
1164 //\r
1165 //==========================================================================\r
1166 \r
1167 void PC_AppendPushVal(U_INT val)\r
1168 {\r
1169         if(pc_NoShrink || val > 255)\r
1170         {\r
1171                 PC_AppendCmd(PCD_PUSHNUMBER);\r
1172                 PC_AppendInt(val);\r
1173         }\r
1174         else\r
1175         {\r
1176                 PC_AppendCmd(PCD_PUSHBYTE);\r
1177                 PC_AppendByte((U_BYTE)val);\r
1178         }\r
1179 }\r
1180 \r
1181 //==========================================================================\r
1182 //\r
1183 // PC_Write functions\r
1184 //\r
1185 //==========================================================================\r
1186 \r
1187 static void Write(void *buffer, size_t size, int address)\r
1188 {\r
1189         if (ImportMode != IMPORT_Importing)\r
1190         {\r
1191                 if(address+size > BufferSize)\r
1192                 {\r
1193                         GrowBuffer();\r
1194                 }\r
1195                 memcpy(pc_Buffer+address, buffer, size);\r
1196         }\r
1197 }\r
1198 \r
1199 void PC_Write(void *buffer, size_t size, int address)\r
1200 {\r
1201         if (ImportMode != IMPORT_Importing)\r
1202         {\r
1203                 MS_Message(MSG_DEBUG, "WD> %06d = (%d bytes)\n", address, size);\r
1204                 Write(buffer, size, address);\r
1205         }\r
1206 }\r
1207 \r
1208 void PC_WriteByte(U_BYTE val, int address)\r
1209 {\r
1210         if (ImportMode != IMPORT_Importing)\r
1211         {\r
1212                 MS_Message(MSG_DEBUG, "WB> %06d = %d\n", address, val);\r
1213                 Write(&val, sizeof(U_BYTE), address);\r
1214         }\r
1215 }\r
1216 \r
1217 /*\r
1218 void PC_WriteWord(U_WORD val, int address)\r
1219 {\r
1220         MS_Message(MSG_DEBUG, "WW> %06d = %d\n", address, val);\r
1221         val = MS_LittleUWORD(val);\r
1222         Write(&val, sizeof(U_WORD), address);\r
1223 }\r
1224 */\r
1225 \r
1226 void PC_WriteInt(U_INT val, int address)\r
1227 {\r
1228         if (ImportMode != IMPORT_Importing)\r
1229         {\r
1230                 MS_Message(MSG_DEBUG, "WL> %06d = %d\n", address, val);\r
1231                 val = MS_LittleUINT(val);\r
1232                 Write(&val, sizeof(U_INT), address);\r
1233         }\r
1234         pc_LastAppendedCommand = PCD_NOP;\r
1235 }\r
1236 \r
1237 void PC_WriteString(char *string, int address)\r
1238 {\r
1239         if (ImportMode != IMPORT_Importing)\r
1240         {\r
1241                 int length;\r
1242 \r
1243                 length = strlen(string)+1;\r
1244                 MS_Message(MSG_DEBUG, "WS> %06d = \"%s\" (%d bytes)\n",\r
1245                         address, string, length);\r
1246                 Write(string, length, address);\r
1247         }\r
1248 }\r
1249 \r
1250 void PC_WriteCmd(pcd_t command, int address)\r
1251 {\r
1252         if (ImportMode != IMPORT_Importing)\r
1253         {\r
1254                 MS_Message(MSG_DEBUG, "WC> %06d = #%d:%s\n", address,\r
1255                         command, PCDNames[command]);\r
1256                 command = MS_LittleUINT(command);\r
1257                 Write(&command, sizeof(U_INT), address);\r
1258         }\r
1259 }\r
1260 \r
1261 //==========================================================================\r
1262 //\r
1263 // PC_Skip functions\r
1264 //\r
1265 //==========================================================================\r
1266 \r
1267 static void Skip(size_t size)\r
1268 {\r
1269         if (ImportMode != IMPORT_Importing)\r
1270         {\r
1271                 if(pc_Address+size > BufferSize)\r
1272                 {\r
1273                         GrowBuffer();\r
1274                 }\r
1275                 pc_BufferPtr += size;\r
1276                 pc_Address += size;\r
1277         }\r
1278 }\r
1279 \r
1280 void PC_Skip(size_t size)\r
1281 {\r
1282         if (ImportMode != IMPORT_Importing)\r
1283         {\r
1284                 MS_Message(MSG_DEBUG, "SD> %06d (skip %d bytes)\n", pc_Address, size);\r
1285                 Skip(size);\r
1286         }\r
1287 }\r
1288 \r
1289 /*\r
1290 void PC_SkipByte(void)\r
1291 {\r
1292         MS_Message(MSG_DEBUG, "SB> %06d (skip byte)\n", pc_Address);\r
1293         Skip(sizeof(U_BYTE));\r
1294 }\r
1295 */\r
1296 \r
1297 /*\r
1298 void PC_SkipWord(void)\r
1299 {\r
1300         MS_Message(MSG_DEBUG, "SW> %06d (skip word)\n", pc_Address);\r
1301         Skip(sizeof(U_WORD));\r
1302 }\r
1303 */\r
1304 \r
1305 void PC_SkipInt(void)\r
1306 {\r
1307         if (ImportMode != IMPORT_Importing)\r
1308         {\r
1309                 MS_Message(MSG_DEBUG, "SL> %06d (skip int)\n", pc_Address);\r
1310                 Skip(sizeof(U_INT));\r
1311         }\r
1312 }\r
1313 \r
1314 //==========================================================================\r
1315 //\r
1316 // PC_PutMapVariable\r
1317 //\r
1318 //==========================================================================\r
1319 \r
1320 void PC_PutMapVariable(int index, int value)\r
1321 {\r
1322         if(index < MAX_MAP_VARIABLES)\r
1323         {\r
1324                 MapVariables[index].isString = pa_ConstExprIsString;\r
1325                 MapVariables[index].initializer = value;\r
1326                 MapVariablesInit = YES;\r
1327         }\r
1328 }\r
1329 \r
1330 //==========================================================================\r
1331 //\r
1332 // PC_NameMapVariable\r
1333 //\r
1334 //==========================================================================\r
1335 \r
1336 void PC_NameMapVariable(int index, symbolNode_t *sym)\r
1337 {\r
1338         if(index < MAX_MAP_VARIABLES)\r
1339         {\r
1340                 MapVariables[index].name = sym->name;\r
1341                 MapVariables[index].imported = sym->imported;\r
1342         }\r
1343 }\r
1344 \r
1345 //==========================================================================\r
1346 //\r
1347 // PC_AddScript\r
1348 //\r
1349 //==========================================================================\r
1350 \r
1351 void PC_AddScript(int inNumber, int argCount)\r
1352 {\r
1353         scriptInfo_t *script;\r
1354         int i;\r
1355         U_BYTE type;\r
1356         U_WORD flags;\r
1357         U_WORD number;\r
1358 \r
1359         type = (inNumber & 65535) / 1000;\r
1360         number = (inNumber & 65535) % 1000;\r
1361         flags = (inNumber >> 16) & 65535;\r
1362 \r
1363         if (flags != 0)\r
1364         {\r
1365                 HaveScriptFlags = YES;\r
1366         }\r
1367 \r
1368         for (i = 0; i < pc_ScriptCount; i++)\r
1369         {\r
1370                 if (ScriptInfo[i].number == number)\r
1371                 {\r
1372                         ERR_Error(ERR_SCRIPT_ALREADY_DEFINED, YES);\r
1373                 }\r
1374         }\r
1375         if(pc_ScriptCount == MAX_SCRIPT_COUNT)\r
1376         {\r
1377                 ERR_Error(ERR_TOO_MANY_SCRIPTS, YES);\r
1378         }\r
1379         else\r
1380         {\r
1381                 script = &ScriptInfo[pc_ScriptCount];\r
1382                 script->number = number;\r
1383                 script->type = type;\r
1384                 script->address = (ImportMode == IMPORT_Importing) ? 0 : pc_Address;\r
1385                 script->argCount = argCount;\r
1386                 script->flags = flags;\r
1387                 script->srcLine = tk_Line;\r
1388                 script->imported = (ImportMode == IMPORT_Importing) ? YES : NO;\r
1389                 pc_ScriptCount++;\r
1390         }\r
1391 }\r
1392 \r
1393 //==========================================================================\r
1394 //\r
1395 // PC_SetScriptVarCount\r
1396 //\r
1397 // Sets the number of local variables used by a script, including\r
1398 // arguments.\r
1399 //\r
1400 //==========================================================================\r
1401 \r
1402 void PC_SetScriptVarCount(int inNumber, int varCount)\r
1403 {\r
1404         int i;\r
1405         U_BYTE type;\r
1406         U_WORD number;\r
1407 \r
1408         type = (inNumber & 65535) / 1000;\r
1409         number = (inNumber & 65535) % 1000;\r
1410 \r
1411         for(i = 0; i < pc_ScriptCount; i++)\r
1412         {\r
1413                 if(ScriptInfo[i].number == number)\r
1414                 {\r
1415                         ScriptInfo[i].varCount = varCount;\r
1416                         break;\r
1417                 }\r
1418         }\r
1419 }\r
1420 \r
1421 //==========================================================================\r
1422 //\r
1423 // PC_AddFunction\r
1424 //\r
1425 //==========================================================================\r
1426 \r
1427 void PC_AddFunction(symbolNode_t *sym)\r
1428 {\r
1429         functionInfo_t *function;\r
1430 \r
1431         if(pc_FunctionCount == MAX_FUNCTION_COUNT)\r
1432         {\r
1433                 ERR_Error(ERR_TOO_MANY_FUNCTIONS, YES, NULL);\r
1434         }\r
1435         function = &FunctionInfo[pc_FunctionCount];\r
1436         function->hasReturnValue = (U_BYTE)sym->info.scriptFunc.hasReturnValue;\r
1437         function->argCount = (U_BYTE)sym->info.scriptFunc.argCount;\r
1438         function->localCount = (U_BYTE)sym->info.scriptFunc.varCount;\r
1439         function->name = STR_AppendToList (STRLIST_FUNCTIONS, sym->name);\r
1440         function->address = sym->info.scriptFunc.address;\r
1441         sym->info.scriptFunc.funcNumber = pc_FunctionCount;\r
1442         pc_FunctionCount++;\r
1443 }\r
1444 \r
1445 //==========================================================================\r
1446 //\r
1447 // PC_AddArray\r
1448 //\r
1449 //==========================================================================\r
1450 \r
1451 void PC_AddArray(int index, int size)\r
1452 {\r
1453         NumArrays++;\r
1454         ArraySizes[index] = size;\r
1455 }\r
1456 \r
1457 //==========================================================================\r
1458 //\r
1459 // PC_InitArray\r
1460 //\r
1461 //==========================================================================\r
1462 \r
1463 void PC_InitArray(int index, int *entries, boolean hasStrings)\r
1464 {\r
1465         int i;\r
1466 \r
1467         // If the array is just initialized to zeros, then we don't need to\r
1468         // remember the initializer.\r
1469         for(i = 0; i < ArraySizes[index]; ++i)\r
1470         {\r
1471                 if(entries[i] != 0)\r
1472                 {\r
1473                         break;\r
1474                 }\r
1475         }\r
1476         if(i < ArraySizes[index])\r
1477         {\r
1478                 ArrayInits[index] = MS_Alloc(ArraySizes[index]*sizeof(int), ERR_OUT_OF_MEMORY);\r
1479                 memcpy(ArrayInits[index], entries, ArraySizes[index]*sizeof(int));\r
1480         }\r
1481         ArrayOfStrings[index] = hasStrings;\r
1482 }\r
1483 \r
1484 //==========================================================================\r
1485 //\r
1486 // PC_AddImport\r
1487 //\r
1488 //==========================================================================\r
1489 \r
1490 int PC_AddImport(char *name)\r
1491 {\r
1492         if (NumImports >= MAX_IMPORTS)\r
1493         {\r
1494                 ERR_Exit(ERR_TOO_MANY_IMPORTS, YES);\r
1495         }\r
1496         strncpy(Imports[NumImports], name, 8);\r
1497         return NumImports++;\r
1498 }\r