lib/modules/swfaction.c

   1 /* swfaction.c
   2
   3    Actionscript generation and parsing routines
   4
   5    Extension module for the rfxswf library.
   6    Part of the swftools package.
   7
   8    Copyright (c) 2001 Matthias Kramm <kramm@quiss.org>
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  23
  24 #include "../rfxswf.h"
  25
  26 #define MAX_LOOKUP 1024   // make cross references in dumps
  27
  28 struct Action
  29 {
  30     int version;
  31     char*name;
  32     U8 op;
  33     char*flags;
  34 } static actions[] =
  35 {
  36 /*
  37 f: frame (word)
  38 u: url (string)
  39 t: target (string)
  40 l: label (string)
  41 C: constant pool header (word)
  42 c: constant pool entry (string)
  43 s: skip (byte) (number of actions)
  44 m: method (byte) swf_GetUrl2:(0=none, 1=get, 2=post)/GotoFrame2:(1=play)
  45 b: branch (word) (number of bytes)
  46 p (push): type(byte), type=0:string, type=1:double
  47 {: define function (name (string), num (word), params (num strings), codesize (word)
  48 o: codesize (word) object (string)
  49 r: register (byte)
  50  */
  51 {3,"End", 0x00, ""},
  52 {3,"GotoFrame", 0x81, "f"},
  53 {4,"GotoFrame2", 0x9f, "m"}, // -1 (/Movieclip:3)
  54 {3,"GetUrl", 0x83, "ul"},
  55 {4,"GetUrl2", 0x9a, "m"}, //-2
  56 {3,"NextFrame", 0x04, ""},
  57 {3,"PreviousFrame", 0x05, ""},
  58 {3,"Play", 0x06, ""},
  59 {3,"Stop", 0x07, ""},
  60 {3,"ToggleQuality", 0x08, ""},
  61 {3,"StopSounds", 0x09, ""},
  62 {3,"WaitForFrame", 0x8a, "fs"},
  63 {4,"WaitForFrame2", 0x8d, "s"}, // -1
  64 {3,"SetTarget", 0x8b, "t"},
  65 {4,"SetTarget2", 0x20, ""}, //-1
  66 {3,"GotoLabel", 0x8c, "l"},
  67 {4,"Add", 0x0a, ""}, //  -2, +1
  68 {4,"Multiply", 0x0c, ""}, //  -2, +1
  69 {4,"Divide", 0x0d, ""}, //  -2, +1
  70 {4,"Subtract", 0x0b, ""}, //  -2, +1
  71 {4,"Less", 0x0f, ""}, //  -2, +1
  72 {4,"Equals", 0x0e, ""}, //  -2, +1
  73 {4,"And", 0x10, ""}, //  -2, +1
  74 {4,"Or", 0x11, ""}, //  -2, +1
  75 {4,"Not", 0x12, ""}, //  -1, +1
  76 {4,"StringAdd", 0x21, ""}, // -2,+1
  77 {4,"StringLength", 0x14, ""}, // -1, +1
  78 {4,"MBStringLength", 0x31, ""}, // -1, +1
  79 {4,"StringEquals", 0x13, ""}, // -2, +1
  80 {4,"StringLess", 0x29, ""}, //-2, +1
  81 {4,"StringExtract", 0x15, ""}, // -3, +1
  82 {4,"MBStringExtract", 0x35, ""}, //-3 +1
  83 {4,"Push", 0x96, "p"}, //  +1
  84 {4,"Pop", 0x17, ""}, //  -1
  85 {4,"ToInteger", 0x18, ""}, // -1, +1
  86 {4,"CharToAscii", 0x32, ""}, // -1, +1
  87 {4,"AsciiToChar", 0x33, ""}, // -1, +1
  88 {4,"MBCharToAscii", 0x36, ""}, // -1, +1
  89 {4,"MBAsciiToChar", 0x37, ""}, // -1, +1
  90 {4,"Jump", 0x99, "b"},
  91 {4,"If", 0x9d, "b"}, // -1
  92 {4,"Call", 0x9e, ""}, //-1 (frame label/number) (high bit is wrong.)
  93 {4,"GetVariable", 0x1c,""}, // -1, +1
  94 {4,"SetVariable", 0x1d,""}, // -2
  95 {4,"GetProperty", 0x22,""}, //-2, +1
  96 {4,"SetProperty", 0x23, ""}, // -3
  97 {4,"RemoveSprite", 0x25, ""}, //-1
  98 {4,"StartDrag", 0x27, ""}, // -2, -1, (-4)
  99 {4,"EndDrag", 0x28, ""},
 100 {4,"CloneSprite", 0x24, ""}, // -3
 101 {4,"Trace", 0x26, ""}, //-1
 102 {4,"GetTime", 0x34, ""}, //+1
 103 {4,"RandomNumber", 0x30, ""}, //-1,+1
 104 {5,"Modulo", 0x3f,""},
 105 {5,"BitAnd", 0x60,""},
 106 {5,"BitLShift", 0x63,""},
 107 {5,"BitOr", 0x61,""},
 108 {5,"BitRShift", 0x64,""},
 109 {5,"BitURShift", 0x65,""},
 110 {5,"BitXor", 0x62,""},//66?
 111 {5,"Decrement", 0x51,""},
 112 {5,"Increment", 0x50,""},
 113 {5,"PushDuplicate", 0x4c,""},
 114 {5,"StackSwap", 0x4d,""}, //?
 115 {5,"StoreRegister", 0x87,"r"},
 116 {5,"CallFunction", 0x3d,""},
 117 {5,"DefineFunction", 0x9b, "{"},
 118 {5,"Return", 0x3e,""},
 119 {5,"GetMember", 0x4e,""},
 120 {5,"SetMember", 0x4f,""},
 121 {5,"CallMethod", 0x52,""},
 122 {5,"Constantpool", 0x88, "Cc"},
 123 {5,"DefineLocal", 0x3c,""},
 124 {5,"DefineLocal2", 0x41,""},
 125 {5,"Makehash", 0x43, ""}, //??
 126 {5,"Delete", 0x3a,""}, //?
 127 {5,"Delete2", 0x3b,""},
 128 {5,"Enumerate", 0x46,""},
 129 {5,"Equals2", 0x49,""},
 130 {5,"InitArray", 0x42,""}, // InitObject?
 131 {5,"NewMethod", 0x53,""}, //?
 132 {5,"NewObject", 0x40,""},
 133 {5,"TargetPath", 0x45,""}, //?
 134 {5,"With", 0x94, "o"},
 135 {5,"ToNumber", 0x4a,""}, //?
 136 {5,"ToString", 0x4b,""}, //?
 137 {5,"TypeOf", 0x44,""},
 138 {5,"Add2", 0x47,""},
 139 {5,"Less2", 0x48,""},
 140 {6,"Greater", 0x67,""},
 141 {6,"StringGreater", 0x68,""},
 142 {6,"Enumerate2", 0x55,""},
 143 {6,"InstanceOf", 0x54,""},
 144 {6,"StrictEquals", 0x66,""}
 145 };
 146 static int definedactions = sizeof(actions)/sizeof(struct Action);
 147
 148 ActionTAG* swf_ActionGet(TAG*tag)
 149 {
 150     U8 op = 1;
 151     int length;
 152     ActionTAG tmp;
 153     ActionTAG*action = &tmp;
 154     U8*data;
 155     while(op)
 156     {
 157         action->next = (ActionTAG*)malloc(sizeof(ActionTAG));
 158         memset(action->next, 0, sizeof(ActionTAG));
 159         action->next->prev = action;
 160         action->next->next = 0;
 161         action->next->parent = tmp.next;
 162         action = action->next;
 163
 164         op = swf_GetU8(tag);
 165         if(op<0x80)
 166             length = 0;
 167         else
 168             length = swf_GetU16(tag);
 169
 170         if(length) {
 171             data = malloc(length);
 172             swf_GetBlock(tag, data, length);
 173         } else {
 174           data = 0;
 175         }
 176         action->op = op;
 177         action->len = length;
 178         action->data = data;
 179     }
 180     return tmp.next;
 181 }
 182
 183 void swf_ActionFree(ActionTAG*action)
 184 {
 185     if(!action) {
 186         fprintf(stderr, "Warning: freeing zero action");
 187         return;
 188     }
 189     action = action->parent;
 190     if(!action) {
 191         fprintf(stderr, "Warning: freeing zero action (no parent)");
 192         return;
 193     }
 194
 195     while(action)
 196     {
 197         ActionTAG*tmp;
 198         if(action->data && action->data != action->tmp)
 199             free(action->data);
 200
 201         tmp = action;
 202         action=action->next;
 203         free(tmp);
 204     }
 205 }
 206
 207 void swf_ActionSet(TAG*tag, ActionTAG*action)
 208 {
 209     action=action->parent;
 210     while(action)
 211     {
 212         swf_SetU8(tag, action->op);
 213         if(action->op & 128)
 214           swf_SetU16(tag, action->len);
 215
 216         swf_SetBlock(tag, action->data, action->len);
 217
 218         action = action->next;
 219     }
 220 }
 221
 222 int OpAdvance(char c, U8*data)
 223 {
 224     switch (c)
 225     {
 226         case 'f':
 227             return 2;
 228         case 'u':
 229             return strlen(data)+1;
 230         case 't':
 231             return strlen(data)+1;
 232         case 'l':
 233             return strlen(data)+1;
 234         case 'c':
 235             return strlen(data)+1;
 236         case 'C':
 237             return 2;
 238         case 's':
 239             return 1;
 240         case 'm':
 241             return 1;
 242         case 'b':
 243             return 2;
 244         case 'r':
 245             return 1;
 246         case 'p': {
 247             U8 type = *data++;
 248             if(type == 0) {
 249                 return 1+strlen(data)+1; //string
 250             } else if (type == 1) {
 251                 return 1+4; //float
 252             } else if (type == 2) {
 253                 return 1+0; //NULL
 254             } else if (type == 3) {
 255                 return 1+0; //Undefined
 256             } else if (type == 4) {
 257                 return 1+1; //register
 258             } else if (type == 5) {
 259                 return 1+1; //bool
 260             } else if (type == 6) {
 261                 return 1+8; //double
 262             } else if (type == 7) {
 263                 return 1+4; //int
 264             } else if (type == 8) {
 265                 return 1+1; //lookup
 266             } else if (type == 9) {
 267                 return 1+2; //lookup 16
 268             } else return 1;
 269             break;
 270         }
 271         case 'o': {
 272             return 2;
 273         }
 274         case '{': {
 275             U16 num;
 276             U16 codesize;
 277             U8* odata = data;
 278             int t;
 279             while(*data++); //name
 280             num = (*data++)*256; //num
 281             num += (*data++);
 282             for(t=0;t<num;t++)
 283                 while(*data++); //param
 284             codesize = (*data++)*256; //num
 285             codesize += (*data++);
 286             return data-odata;
 287         }
 288     }
 289     return 0;
 290 }
 291 #define ATAG_FULLLENGTH(atag) ((atag)->len + 1 + ((atag)->op&0x80?2:0))
 292 #define MAX_LEVELS 16
 293 /* TODO: * this should be in swfdump.c */
 294 void swf_DumpActions(ActionTAG*atag, char*prefix)
 295 {
 296     int t;
 297     U8*data;
 298     char* cp;
 299     int entry = 0;
 300     char spaces[MAX_LEVELS*4+1];
 301     struct {
 302         char*text;
 303         int count;
 304     } counter[MAX_LEVELS];
 305     int countpos = 0;
 306 #ifdef MAX_LOOKUP
 307     char * lookup[MAX_LOOKUP];
 308     memset(lookup,0x00,sizeof(lookup));
 309 #endif
 310     memset(spaces, 32, sizeof(spaces));
 311     spaces[sizeof(spaces)-1] = 0;
 312
 313    if (!prefix)
 314         prefix="";
 315
 316     while(atag)
 317     {
 318         char*indent = &spaces[sizeof(spaces)-1-countpos*4];
 319         U16 poollen = 0;
 320         for(t=0;t<definedactions;t++)
 321             if(actions[t].op == atag->op)
 322                 break;
 323
 324         if(t==definedactions) {
 325             printf("%s (%5d bytes) action:%s unknown[%02x]", prefix, atag->len, indent, atag->op);
 326         } else {
 327             printf("%s (%5d bytes) action:%s %s", prefix, atag->len, indent, actions[t].name);
 328         }
 329         data = atag->data;
 330         if(atag->len && t!=definedactions) //TODO: check for consistency: should we have a length?
 331         {
 332           cp = actions[t].flags;
 333           while(*cp)
 334           {
 335               switch(*cp)
 336               {
 337                   case 'f': { //frame
 338                       printf(" %d", data[0]+256*data[1]);
 339                   } break;
 340                   case 'u': {
 341                       printf(" URL:\"%s\"", data);
 342                   } break;
 343                   case 't': {
 344                       printf(" Target:\"%s\"", data);
 345                   } break;
 346                   case 'l': {
 347                       printf(" Label:\"%s\"", data);
 348                   } break;
 349                   case 'c': {
 350                       printf(" String:\"%s\"", data);
 351 #ifdef MAX_LOOKUP
 352                       if (entry<MAX_LOOKUP)
 353                         lookup[entry++] = strdup(data);
 354 #endif
 355                   } break;
 356                   case 'C': {
 357                       poollen = *(U16*)data;
 358                       entry = 0;
 359                       printf("(%d entries)", poollen);
 360                   } break;
 361                   case 's': {
 362                       printf(" +%d", *data);
 363                   } break;
 364                   case 'm': {
 365                       //m: method (byte) url:(0=none, 1=get, 2=datat)/gf2:(1=play)
 366                       printf(" %d", *data);
 367                   } break;
 368                   case '{': {
 369                       U16 num;
 370                       U16 codesize;
 371                       int s = 0;
 372                       int t;
 373                       printf(" %s(", data);
 374                       while(data[s++]); //name
 375                       num = (data[s++]); //num
 376                       num += (data[s++])*256;
 377                       for(t=0;t<num;t++) {
 378                           printf("%s",data);
 379                           if(t<num-1)
 380                               printf(", ");
 381                           while(data[s++]); //param
 382                       }
 383                       printf(")");
 384                       codesize = (data[s++]); //num
 385                       codesize += (data[s++])*256;
 386                       printf(" codesize:%d ",codesize);
 387                       printf("\n%s                       %s{", prefix, indent);
 388                       if(countpos>=15) {
 389                           printf("Error: nested too deep\n");
 390                           continue;
 391                       }
 392                       counter[countpos].text = "}";
 393                       counter[countpos].count = codesize + ATAG_FULLLENGTH(atag);
 394                       countpos++;
 395                   } break;
 396                   case 'o': {
 397                       int t;
 398                       U16 codesize = data[0]+256*data[1];
 399                       printf(" codesize:%d ", codesize);
 400
 401                       /* the following tries to find the "string"
 402                          the flash documentation speaks of- I've
 403                          never actually seen one yet. -mk */
 404                       for(t=2;t<atag->len;t++)
 405                           printf("[%02x]", atag->data[t]);
 406
 407                       printf("\n%s                       %s{", prefix, indent);
 408                       if(countpos>=15) {
 409                           printf("Error: nested too deep\n");
 410                           continue;
 411                       }
 412                       counter[countpos].text = "}";
 413                       counter[countpos].count = codesize + ATAG_FULLLENGTH(atag);
 414                       countpos++;
 415                   } break;
 416                   case 'b': {
 417                       printf(" %d", data[0]+256*(signed char)data[1]);
 418                   } break;
 419                   case 'r': {
 420                       printf(" %d", data[0]);
 421                   } break;
 422                   case 'p': {
 423                       U8 type = *data;
 424                       unsigned char*value = data+1;
 425                       if(type == 0) {
 426                           printf(" String:\"%s\"", value);
 427                       } else if (type == 1) {
 428                           U32 f = value[0]+(value[1]<<8)+
 429                                   (value[2]<<16)+(value[3]<<24);
 430                           printf(" Float:%f", *(float*)&f);
 431                       } else if (type == 2) {
 432                           printf(" NULL");
 433                       } else if (type == 3) {
 434                           printf(" Undefined");
 435                       } else if (type == 4) {
 436                           printf(" register:%d", *value);
 437                       } else if (type == 5) {
 438                           printf(" bool:%s", *value?"true":"false");
 439                       } else if (type == 6) {
 440                           U8 a[8];
 441                           int t;
 442                           memcpy(&a[4],value,4);
 443                           memcpy(a,&value[4],4);
 444 #ifdef WORDS_BIGENDIAN
 445                           for(t=0;t<4;t++) {
 446                               U8 tmp = a[t];
 447                               a[t]=a[7-t];
 448                               a[7-t] = tmp;
 449                           }
 450 #endif
 451                           printf(" double:%f", *(double*)a);
 452                       } else if (type == 7) {
 453                           printf(" int:%d", value[0]+(value[1]<<8)+
 454                                             (value[2]<<16)+(value[3]<<24));
 455                       } else if (type == 8) {
 456                           printf(" Lookup:%d", *value);
 457 #ifdef MAX_LOOKUP
 458                           if (lookup[*value])
 459                             printf(" (\"%s\")",lookup[*value]);
 460 #endif
 461                       } else if (type == 9) {
 462                           U32 offset = value[0]+(value[1]<<8);
 463                           printf(" Lookup16:%d", offset);
 464 #ifdef MAX_LOOKUP
 465                           if (lookup[offset])
 466                             printf(" (\"%s\")",lookup[offset]);
 467 #endif
 468                       } else {
 469                           printf(" UNKNOWN[%02x]",type);
 470                       }
 471                   } break;
 472               }
 473               data += OpAdvance(*cp, data);
 474               if((*cp!='c' || !poollen) &&
 475                  (*cp!='p' || !(data<&atag->data[atag->len])))
 476                   cp++;
 477               if(poollen)
 478                   poollen--;
 479           }
 480         }
 481
 482         if(data < atag->data + atag->len)
 483         {
 484             int nl = ((atag->data+atag->len)-data);
 485             int t;
 486             printf(" (remainder of %d bytes:\"", nl);
 487             for(t=0;t<nl;t++) {
 488                 if(data[t]<32)
 489                     printf("\\%d",data[t]);
 490                 else
 491                     printf("%c", data[t]);
 492             }
 493             printf("\")");
 494         }
 495         printf("\n");
 496
 497         for(t=0;t<countpos;t++) {
 498             counter[t].count -= ATAG_FULLLENGTH(atag);
 499             if(counter[t].count < 0) {
 500                 printf("===== Error: Oplength errors =====\n");
 501                 countpos = 0;
 502                 break;
 503             }
 504         }
 505
 506         while(countpos && !counter[countpos-1].count)
 507         {
 508             printf("%s                   %s%s\n",
 509                 prefix, indent, counter[countpos-1].text);
 510             indent += 4;
 511             countpos--;
 512         }
 513
 514         atag = atag->next;
 515     }
 516
 517 #ifdef MAX_LOOKUP
 518   for (t=0;t<MAX_LOOKUP;t++) if (lookup[t]) free(lookup[t]);
 519 #endif
 520 }
 521
 522 static const char TYPE_URL = 1;
 523 static const char TYPE_TARGET = 2;
 524 static const char TYPE_STRING = 4;
 525
 526 int swf_ActionEnumerate(ActionTAG*atag, char*(*callback)(char*), int type)
 527 {
 528     int t;
 529     U8*data;
 530     char* cp;
 531     int count = 0;
 532     while(atag)
 533     {
 534         U16 poollen = 0;
 535         for(t=0;t<definedactions;t++)
 536             if(actions[t].op == atag->op)
 537                 break;
 538
 539         if(t==definedactions) {
 540             // unknown actiontag
 541             atag = atag->next;
 542             count++;
 543             continue;
 544         }
 545         cp = actions[t].flags;
 546         data = atag->data;
 547         if(atag->len) {
 548             while(*cp) {
 549                 U8 * replacepos = 0;
 550                 int replacelen = 0;
 551                 U8 * replacement = 0;
 552                 switch(*cp)
 553                 {
 554                     case 'u': {
 555                         if(type&TYPE_URL)
 556                         {
 557                             replacelen = strlen(data);
 558                             replacepos = data;
 559                             replacement = callback(data); // may be null
 560                         }
 561                     } break;
 562                     case 't': {
 563                         if(type&TYPE_TARGET)
 564                         {
 565                             replacelen = strlen(data);
 566                             replacepos = data;
 567                             replacement = callback(data); // may be null
 568                         }
 569                     } break;
 570                     case 'c': {
 571                         if(type&TYPE_STRING)
 572                         {
 573                             replacelen = strlen(data);
 574                             replacepos = data;
 575                             replacement = callback(data); // may be null
 576                         }
 577                     } break;
 578                     case 'C': {
 579                         poollen = (*(U16*)data);
 580                     } break;
 581                     case 'o': {
 582                     } break;
 583                     case 'p': {
 584                         U8 datatype = *data;
 585                         char*value = &data[1];
 586                         if(datatype == 0) { //string
 587                             if(type&TYPE_STRING)
 588                             {
 589                                 replacelen = strlen(value);
 590                                 replacepos = value;
 591                                 replacement = callback(value); // may be null
 592                             }
 593                         } else if (datatype == 8) { //lookup
 594                         }
 595                     } break;
 596                 }
 597                 data += OpAdvance(*cp, data);
 598                 if(*cp!='c' || !poollen)
 599                     cp++;
 600                 if(poollen)
 601                     poollen--;
 602
 603                 if(replacement)
 604                 {
 605                     int newlen = strlen(replacement);
 606                     char * newdata = malloc(atag->len - replacelen + newlen);
 607                     int rpos = replacepos - atag->data;
 608                     memcpy(newdata, atag->data, rpos);
 609                     memcpy(&newdata[rpos], replacement, newlen);
 610                     memcpy(&newdata[rpos+newlen], &replacepos[replacelen],
 611                             &data[atag->len] - &replacepos[replacelen]);
 612                     free(atag->data);
 613                     atag->data = newdata;
 614                     data = &atag->data[rpos+newlen+1];
 615                 }
 616             }
 617         }
 618         atag = atag->next;
 619         count ++;
 620     }
 621     return count;
 622 }
 623
 624 void swf_ActionEnumerateTargets(ActionTAG*atag, char*(*callback)(char*))
 625 {
 626     swf_ActionEnumerate(atag, callback, TYPE_TARGET);
 627 }
 628 void swf_ActionEnumerateStrings(ActionTAG*atag, char*(*callback)(char*))
 629 {
 630     swf_ActionEnumerate(atag, callback, TYPE_STRING);
 631 }
 632 void swf_ActionEnumerateURLs(ActionTAG*atag, char*(*callback)(char*))
 633 {
 634     swf_ActionEnumerate(atag, callback, TYPE_URL);
 635 }
 636
 637 /*static ActionTAG* swf_ActionStart()
 638 {
 639     ActionTAG*atag;
 640     atag = (ActionTAG*)malloc(sizeof(ActionTAG));
 641     atag->prev = 0;
 642     atag->next = 0;
 643     atag->parent = 0;
 644     atag->data = 0;
 645     atag->len = 0;
 646     return atag;
 647 }
 648
 649 void swf_ActionEnd(ActionTAG* atag)
 650 {
 651     ActionTAG*last;
 652     while(atag) {
 653         last = atag;
 654         atag=atag->next;
 655     }
 656
 657     last->prev->next = 0;
 658     free(last);
 659 }*/
 660
 661 static ActionTAG*lastATAG(ActionTAG*atag)
 662 {
 663     ActionTAG*last = 0;
 664     while(atag) {
 665         last = atag;
 666         atag=atag->next;
 667     }
 668     return last;
 669 }
 670
 671 ActionTAG* swf_AddActionTAG(ActionTAG*atag, U8 op, U8*data, U16 len)
 672 {
 673     ActionTAG*tmp;
 674     tmp = (ActionTAG*)malloc(sizeof(ActionTAG));
 675     tmp->next = 0;
 676     if(atag) {
 677         tmp->prev = atag;
 678         atag->next = tmp;
 679         tmp->parent = atag->parent;
 680     } else {
 681         tmp->prev = 0;
 682         tmp->parent = tmp;
 683     }
 684     if(data || !len)
 685         tmp->data = data;
 686     else
 687         tmp->data = tmp->tmp;
 688
 689     tmp->len = len;
 690     tmp->op = op;
 691     return tmp;
 692 }
 693
 694 ActionMarker action_setMarker(ActionTAG*atag)
 695 {
 696     ActionMarker m;
 697     m.atag = atag;
 698     return m;
 699 }
 700
 701 int inline ActionTagSize(ActionTAG*atag)
 702 {
 703     return (atag->op&0x80)?3+(atag->len):1+0;
 704 }
 705
 706
 707 #define ACTION_END            0x00
 708 #define ACTION_NEXTFRAME      0x04
 709 #define ACTION_PREVIOUSFRAME  0x05
 710 #define ACTION_PLAY           0x06
 711 #define ACTION_STOP           0x07
 712 #define ACTION_TOGGLEQUALITY  0x08
 713 #define ACTION_STOPSOUNDS     0x09
 714 #define ACTION_ADD            0x0a
 715 #define ACTION_SUBTRACT       0x0b
 716 #define ACTION_MULTIPLY       0x0c
 717 #define ACTION_DIVIDE         0x0d
 718 #define ACTION_EQUALS         0x0e
 719 #define ACTION_LESS           0x0f
 720 #define ACTION_AND            0x10
 721 #define ACTION_OR             0x11
 722 #define ACTION_NOT            0x12
 723 #define ACTION_STRINGEQUALS   0x13
 724 #define ACTION_STRINGLENGTH   0x14
 725 #define ACTION_STRINGEXTRACT  0x15
 726 #define ACTION_POP            0x17
 727 #define ACTION_TOINTEGER      0x18
 728 #define ACTION_GETVARIABLE    0x1c
 729 #define ACTION_SETVARIABLE    0x1d
 730 #define ACTION_SETTARGET2     0x20
 731 #define ACTION_STRINGADD      0x21
 732 #define ACTION_GETPROPERTY    0x22
 733 #define ACTION_SETPROPERTY    0x23
 734 #define ACTION_CLONESPRITE    0x24
 735 #define ACTION_REMOVESPRITE   0x25
 736 #define ACTION_TRACE          0x26
 737 #define ACTION_STARTDRAG      0x27
 738 #define ACTION_ENDDRAG        0x28
 739 #define ACTION_STRINGLESS     0x29
 740 #define ACTION_RANDOMNUMBER   0x30
 741 #define ACTION_MBSTRINGLENGTH 0x31
 742 #define ACTION_CHARTOASCII    0x32
 743 #define ACTION_ASCIITOCHAR    0x33
 744 #define ACTION_GETTIME        0x34
 745 #define ACTION_MBSTRINGEXTRACT 0x35
 746 #define ACTION_MBCHARTOASCII  0x36
 747 #define ACTION_MBASCIITOCHAR  0x37
 748 #define ACTION_DELETE         0x3a
 749 #define ACTION_DELETE2        0x3b
 750 #define ACTION_DEFINELOCAL    0x3c
 751 #define ACTION_CALLFUNCTION   0x3d
 752 #define ACTION_RETURN         0x3e
 753 #define ACTION_MODULO         0x3f
 754 #define ACTION_NEWOBJECT      0x40
 755 #define ACTION_DEFINELOCAL2   0x41
 756 #define ACTION_INITARRAY      0x42
 757 #define ACTION_MAKEHASH       0x43
 758 #define ACTION_TYPEOF         0x44
 759 #define ACTION_TARGETPATH     0x45
 760 #define ACTION_ENUMERATE      0x46
 761 #define ACTION_ADD2           0x47
 762 #define ACTION_LESS2          0x48
 763 #define ACTION_EQUALS2        0x49
 764 #define ACTION_TONUMBER       0x4a
 765 #define ACTION_TOSTRING       0x4b
 766 #define ACTION_PUSHDUPLICATE  0x4c
 767 #define ACTION_STACKSWAP      0x4d
 768 #define ACTION_GETMEMBER      0x4e
 769 #define ACTION_SETMEMBER      0x4f
 770 #define ACTION_INCREMENT      0x50
 771 #define ACTION_DECREMENT      0x51
 772 #define ACTION_CALLMETHOD     0x52
 773 #define ACTION_NEWMETHOD      0x53
 774 #define ACTION_BITAND         0x60
 775 #define ACTION_BITOR          0x61
 776 #define ACTION_BITXOR         0x62
 777 #define ACTION_BITLSHIFT      0x63
 778 #define ACTION_BITRSHIFT      0x64
 779 #define ACTION_BITURSHIFT     0x65
 780 #define ACTION_GOTOFRAME      0x81
 781 #define ACTION_GETURL         0x83
 782 #define ACTION_STOREREGISTER  0x87
 783 #define ACTION_CONSTANTPOOL   0x88
 784 #define ACTION_WAITFORFRAME   0x8a
 785 #define ACTION_SETTARGET      0x8b
 786 #define ACTION_GOTOLABEL      0x8c
 787 #define ACTION_WAITFORFRAME2  0x8d
 788 #define ACTION_WITH           0x94
 789 #define ACTION_PUSH           0x96
 790 #define ACTION_JUMP           0x99
 791 #define ACTION_GETURL2        0x9a
 792 #define ACTION_DEFINEFUNCTION 0x9b
 793 #define ACTION_IF             0x9d
 794 #define ACTION_CALL           0x9e
 795 #define ACTION_GOTOFRAME2     0x9f
 796
 797 void action_fixjump(ActionMarker m1, ActionMarker m2)
 798 {
 799     ActionTAG* a1 = m1.atag;
 800     ActionTAG* a2 = m2.atag;
 801     ActionTAG* a;
 802     int len = 0;
 803     int oplen = 0;
 804     a = a1;
 805
 806     a = a->next; //first one is free
 807     while(a && a!=a2)
 808     {
 809         len += ActionTagSize(a);
 810         oplen ++;
 811         a = a->next;
 812     }
 813     if(!a)
 814     { len = 0;
 815       oplen = 0;
 816       a = a2;
 817       while(a && a!=a1) {
 818           len -= ActionTagSize(a);
 819           oplen --;
 820           a = a->next;
 821       }
 822       if(!a) {
 823           fprintf(stderr, "action_fixjump: couldn't find second tag\n");
 824           return;
 825       }
 826       len -= ActionTagSize(a);
 827       oplen --;
 828     }
 829
 830     if (a1->op == ACTION_IF || a1->op == ACTION_JUMP)
 831     {
 832         *(U16*)(a1->data) = SWAP16(len);
 833     }
 834     else if(a1->op == ACTION_WAITFORFRAME)
 835     {
 836         ((U8*)(a1->data))[2] = oplen;
 837     }
 838     else if(a1->op == ACTION_WAITFORFRAME2)
 839     {
 840         ((U8*)(a1->data))[0] = oplen;
 841     }
 842
 843 }
 844
 845 ActionTAG* action_NextFrame(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_NEXTFRAME, 0, 0);}
 846 ActionTAG* action_PreviousFrame(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_PREVIOUSFRAME, 0, 0);}
 847 ActionTAG* action_Play(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_PLAY, 0, 0);}
 848 ActionTAG* action_Stop(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STOP, 0, 0);}
 849 ActionTAG* action_ToggleQuality(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TOGGLEQUALITY, 0, 0);}
 850 ActionTAG* action_StopSounds(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STOPSOUNDS, 0, 0);}
 851 ActionTAG* action_Add(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_ADD, 0, 0);}
 852 ActionTAG* action_Subtract(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_SUBTRACT, 0, 0);}
 853 ActionTAG* action_Multiply(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MULTIPLY, 0, 0);}
 854 ActionTAG* action_Divide(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DIVIDE, 0, 0);}
 855 ActionTAG* action_Equals(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_EQUALS, 0, 0);}
 856 ActionTAG* action_Less(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_LESS, 0, 0);}
 857 ActionTAG* action_And(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_AND, 0, 0);}
 858 ActionTAG* action_Or(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_OR, 0, 0);}
 859 ActionTAG* action_Not(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_NOT, 0, 0);}
 860 ActionTAG* action_StringEquals(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STRINGEQUALS, 0, 0);}
 861 ActionTAG* action_StringLength(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STRINGLENGTH, 0, 0);}
 862 ActionTAG* action_StringExtract(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STRINGEXTRACT, 0, 0);}
 863 ActionTAG* action_Pop(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_POP, 0, 0);}
 864 ActionTAG* action_ToInteger(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TOINTEGER, 0, 0);}
 865 ActionTAG* action_GetVariable(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_GETVARIABLE, 0, 0);}
 866 ActionTAG* action_SetVariable(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_SETVARIABLE, 0, 0);}
 867 ActionTAG* action_SetTarget2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_SETTARGET2, 0, 0);}
 868 ActionTAG* action_StringAdd(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STRINGADD, 0, 0);}
 869 ActionTAG* action_GetProperty(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_GETPROPERTY, 0, 0);}
 870 ActionTAG* action_SetProperty(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_SETPROPERTY, 0, 0);}
 871 ActionTAG* action_CloneSprite(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_CLONESPRITE, 0, 0);}
 872 ActionTAG* action_RemoveSprite(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_REMOVESPRITE, 0, 0);}
 873 ActionTAG* action_Trace(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TRACE, 0, 0);}
 874 ActionTAG* action_StartDrag(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STARTDRAG, 0, 0);}
 875 ActionTAG* action_EndDrag(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_ENDDRAG, 0, 0);}
 876 ActionTAG* action_StringLess(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STRINGLESS, 0, 0);}
 877 ActionTAG* action_RandomNumber(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_RANDOMNUMBER, 0, 0);}
 878 ActionTAG* action_MBStringLength(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MBSTRINGLENGTH, 0, 0);}
 879 ActionTAG* action_CharToAscii(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_CHARTOASCII, 0, 0);}
 880 ActionTAG* action_AsciiToChar(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_ASCIITOCHAR, 0, 0);}
 881 ActionTAG* action_GetTime(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_GETTIME, 0, 0);}
 882 ActionTAG* action_MBStringExtract(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MBSTRINGEXTRACT, 0, 0);}
 883 ActionTAG* action_MBCharToAscii(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MBCHARTOASCII, 0, 0);}
 884 ActionTAG* action_MBAsciiToChar(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MBASCIITOCHAR, 0, 0);}
 885 ActionTAG* action_Delete(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DELETE, 0, 0);}
 886 ActionTAG* action_Delete2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DELETE2, 0, 0);}
 887 ActionTAG* action_DefineLocal(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DEFINELOCAL, 0, 0);}
 888 ActionTAG* action_CallFunction(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_CALLFUNCTION, 0, 0);}
 889 ActionTAG* action_Return(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_RETURN, 0, 0);}
 890 ActionTAG* action_Modulo(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MODULO, 0, 0);}
 891 ActionTAG* action_NewObject(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_NEWOBJECT, 0, 0);}
 892 ActionTAG* action_DefineLocal2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DEFINELOCAL2, 0, 0);}
 893 ActionTAG* action_InitArray(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_INITARRAY, 0, 0);}
 894 ActionTAG* action_Makehash(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_MAKEHASH, 0, 0);}
 895 ActionTAG* action_TypeOf(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TYPEOF, 0, 0);}
 896 ActionTAG* action_TargetPath(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TARGETPATH, 0, 0);}
 897 ActionTAG* action_Enumerate(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_ENUMERATE, 0, 0);}
 898 ActionTAG* action_Add2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_ADD2, 0, 0);}
 899 ActionTAG* action_Less2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_LESS2, 0, 0);}
 900 ActionTAG* action_Equals2(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_EQUALS2, 0, 0);}
 901 ActionTAG* action_ToNumber(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TONUMBER, 0, 0);}
 902 ActionTAG* action_ToString(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_TOSTRING, 0, 0);}
 903 ActionTAG* action_PushDuplicate(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_PUSHDUPLICATE, 0, 0);}
 904 ActionTAG* action_StackSwap(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_STACKSWAP, 0, 0);}
 905 ActionTAG* action_GetMember(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_GETMEMBER, 0, 0);}
 906 ActionTAG* action_SetMember(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_SETMEMBER, 0, 0);}
 907 ActionTAG* action_Increment(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_INCREMENT, 0, 0);}
 908 ActionTAG* action_Decrement(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_DECREMENT, 0, 0);}
 909 ActionTAG* action_CallMethod(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_CALLMETHOD, 0, 0);}
 910 ActionTAG* action_NewMethod(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_NEWMETHOD, 0, 0);}
 911 ActionTAG* action_BitAnd(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITAND, 0, 0);}
 912 ActionTAG* action_BitOr(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITOR, 0, 0);}
 913 ActionTAG* action_BitXor(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITXOR, 0, 0);}
 914 ActionTAG* action_BitLShift(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITLSHIFT, 0, 0);}
 915 ActionTAG* action_BitRShift(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITRSHIFT, 0, 0);}
 916 ActionTAG* action_BitURShift(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_BITURSHIFT, 0, 0);}
 917 ActionTAG* action_Call(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_CALL, 0, 0);}
 918 ActionTAG* action_End(ActionTAG*atag) {return swf_AddActionTAG(atag, ACTION_END, 0, 0);}
 919 ActionTAG* action_GotoFrame(ActionTAG*atag, U16 frame)
 920 {
 921     atag = swf_AddActionTAG(atag, ACTION_GOTOFRAME, 0, 2);
 922     *(U16*)atag->tmp = SWAP16(frame);
 923     return atag;
 924 }
 925
 926 ActionTAG* action_Jump(ActionTAG*atag, U16 branch)
 927 {
 928     atag = swf_AddActionTAG(atag, ACTION_JUMP, 0, 2);
 929     *(U16*)atag->tmp = SWAP16(branch);
 930     return atag;
 931 }
 932 ActionTAG* action_If(ActionTAG*atag, U16 branch)
 933 {
 934     atag = swf_AddActionTAG(atag, ACTION_IF, 0, 2);
 935     *(U16*)atag->tmp = SWAP16(branch);
 936     return atag;
 937 }
 938 ActionTAG* action_StoreRegister(ActionTAG*atag, U8 reg)
 939 {
 940     atag = swf_AddActionTAG(atag, ACTION_STOREREGISTER, 0, 1);
 941     *(U8*)atag->tmp = reg;
 942     return atag;
 943 }
 944 ActionTAG* action_GotoFrame2(ActionTAG*atag, U8 method)
 945 {
 946     atag = swf_AddActionTAG(atag, ACTION_GOTOFRAME2, 0, 1);
 947     *(U8*)atag->tmp = method;
 948     return atag;
 949 }
 950 ActionTAG* action_GetUrl2(ActionTAG*atag, U8 method)
 951 {
 952     atag = swf_AddActionTAG(atag, ACTION_GETURL2, 0, 1);
 953     *(U8*)atag->tmp = method;
 954     return atag;
 955 }
 956 ActionTAG* action_WaitForFrame2(ActionTAG*atag, U8 skip)
 957 {
 958     atag = swf_AddActionTAG(atag, ACTION_WAITFORFRAME2, 0, 1);
 959     *(U8*)atag->tmp = skip;
 960     return atag;
 961 }
 962 ActionTAG* action_WaitForFrame(ActionTAG*atag, U16 frame, U8 skip)
 963 {
 964     atag = swf_AddActionTAG(atag, ACTION_WAITFORFRAME, 0, 3);
 965     *(U16*)atag->tmp = SWAP16(frame);
 966     *(U8*)&atag->tmp[2] = skip;
 967     return atag;
 968 }
 969 ActionTAG* action_SetTarget(ActionTAG*atag, char* target)
 970 {
 971     char*ptr = strdup(target);
 972     return swf_AddActionTAG(atag, ACTION_SETTARGET, (U8*)ptr, strlen(ptr)+1);
 973 }
 974 ActionTAG* action_PushNULL(ActionTAG*atag)
 975 {
 976     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 1);
 977     *(U8*)atag->tmp = 2; //NULL
 978     return atag;
 979 }
 980 ActionTAG* action_PushUndefined(ActionTAG*atag)
 981 {
 982     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 1);
 983     *(U8*)atag->tmp = 3; //Undefined
 984     return atag;
 985 }
 986 ActionTAG* action_PushBoolean(ActionTAG*atag, char c)
 987 {
 988     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 2);
 989     *(U8*)atag->tmp = 5; //bool
 990     *(U8*)&atag->tmp[1] = c;
 991     return atag;
 992 }
 993 ActionTAG* action_PushRegister(ActionTAG*atag, U8 reg)
 994 {
 995     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 2);
 996     *(U8*)atag->tmp = 4; //register
 997     *(U8*)&atag->tmp[1] = reg;
 998     return atag;
 999 }
1000 ActionTAG* action_PushLookup(ActionTAG*atag, U8 index)
1001 {
1002     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 2);
1003     *(U8*)atag->tmp = 8; //lookup
1004     *(U8*)&atag->tmp[1] = index;
1005     return atag;
1006 }
1007 ActionTAG* action_PushLookup16(ActionTAG*atag, U16 index)
1008 {
1009     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 3);
1010     *(U8*)atag->tmp = 9; //lookup
1011     *(U8*)&atag->tmp[1] = index;
1012     *(U8*)&atag->tmp[2] = index>>8;
1013     return atag;
1014 }
1015 ActionTAG* action_PushString(ActionTAG*atag, char*str)
1016 {
1017     int l = strlen(str);
1018     char*ptr = (char*)malloc(l+2);
1019     ptr[0] = 0; // string
1020     strcpy(&ptr[1], str);
1021     return swf_AddActionTAG(atag, ACTION_PUSH, (U8*)ptr, l+2);
1022 }
1023 ActionTAG* action_PushFloat(ActionTAG*atag, float f)
1024 {
1025     char*ptr = (char*)malloc(5);
1026     U32 fd = *(U32*)&f;
1027     ptr[0] = 1; //float
1028     ptr[1]  = fd;
1029     ptr[2]  = fd>>8;
1030     ptr[3]  = fd>>16;
1031     ptr[4]  = fd>>24;
1032     return swf_AddActionTAG(atag, ACTION_PUSH, (U8*)ptr, 5);
1033 }
1034 ActionTAG* action_PushDouble(ActionTAG*atag, double d)
1035 {
1036     char*ptr = (char*)malloc(9);
1037     U8*dd = (U8*)&d;
1038     ptr[0] = 6; //double
1039 #ifdef WORDS_BIGENDIAN
1040     ptr[1] = dd[7];ptr[2] = dd[6];
1041     ptr[3] = dd[5];ptr[4] = dd[4];
1042     ptr[5] = dd[3];ptr[6] = dd[2];
1043     ptr[7] = dd[1];ptr[8] = dd[0];
1044 #else
1045     ptr[1] = dd[0];ptr[2] = dd[1];
1046     ptr[3] = dd[2];ptr[4] = dd[3];
1047     ptr[5] = dd[4];ptr[6] = dd[5];
1048     ptr[7] = dd[6];ptr[8] = dd[7];
1049 #endif
1050     return swf_AddActionTAG(atag, ACTION_PUSH, (U8*)ptr, 9);
1051 }
1052 ActionTAG* action_PushInt(ActionTAG*atag, int i)
1053 {
1054     atag = swf_AddActionTAG(atag, ACTION_PUSH, 0, 5);
1055     *(U8*)atag->tmp = 7; //int
1056     atag->tmp[1] = i;
1057     atag->tmp[2] = i>>8;
1058     atag->tmp[3] = i>>16;
1059     atag->tmp[4] = i>>24;
1060     return atag;
1061 }
1062 ActionTAG* action_GotoLabel(ActionTAG*atag, char* label)
1063 {
1064     char*ptr = strdup(label);
1065     return swf_AddActionTAG(atag, ACTION_GOTOLABEL, (U8*)ptr, strlen(ptr));
1066 }
1067 ActionTAG* action_GetUrl(ActionTAG*atag, char* url, char* label)
1068 {
1069     int l1= strlen(url);
1070     int l2= strlen(label);
1071     char*ptr = malloc(l1+l2+2);
1072     strcpy(ptr, url);
1073     strcpy(&ptr[l1+1], label);
1074     return swf_AddActionTAG(atag, ACTION_GETURL, ptr, l1+l2+2);
1075 }
1076 //TODO:
1077 ActionTAG* action_DefineFunction(ActionTAG*atag, U8*data, int len) {return atag;}
1078 ActionTAG* action_Constantpool(ActionTAG*atag, char* constantpool) {return atag;}
1079 ActionTAG*  action_With(ActionTAG*atag, char*object) {return atag;}
1080
1081 #include "../action/actioncompiler.h"
1082
1083 ActionTAG* swf_ActionCompile(const char* source, int version)
1084 {
1085     TAG* tag;
1086     ActionTAG* a = 0;
1087     void*buffer = 0;
1088     int len = 0;
1089     int ret;
1090
1091     tag = swf_InsertTag(NULL, ST_DOACTION);
1092     ret = compileSWFActionCode(source, version, &buffer, &len);
1093     if(!ret || buffer==0 || len == 0)
1094         return 0;
1095
1096     swf_SetBlock(tag, buffer, len);
1097     swf_SetU8(tag, 0);
1098
1099     free(buffer);
1100
1101     a = swf_ActionGet(tag);
1102     swf_DeleteTag(tag);
1103     return a;
1104 }
1105
1106
1107 /*
1108   Properties:
1109
1110   _X 0
1111   _Y 1
1112   _xscale 2
1113   _yscale 3
1114   _currentframe 4
1115   _totalframes 5
1116   _alpha 6
1117   _visible 7
1118   _width 8
1119   _height 9
1120   _rotation 10
1121   _target 11
1122   _framesloaded 12
1123   _name 13
1124   _droptarget 14
1125   _url 15
1126   _highquality 16
1127   _focusrect 17
1128   _soundbuftime 18
1129   _quality* 19
1130   _xmouse* 20
1131   _ymouse* 21
1132 */