| 1 | |
|---|
| 2 | |
|---|
| 3 | |
|---|
| 4 | |
|---|
| 5 | |
|---|
| 6 | |
|---|
| 7 | |
|---|
| 8 | |
|---|
| 9 | |
|---|
| 10 | |
|---|
| 11 | |
|---|
| 12 | |
|---|
| 13 | |
|---|
| 14 | |
|---|
| 15 | |
|---|
| 16 | |
|---|
| 17 | |
|---|
| 18 | |
|---|
| 19 | |
|---|
| 20 | |
|---|
| 21 | |
|---|
| 22 | |
|---|
| 23 | |
|---|
| 24 | |
|---|
| 25 | |
|---|
| 26 | |
|---|
| 27 | |
|---|
| 28 | |
|---|
| 29 | |
|---|
| 30 | |
|---|
| 31 | |
|---|
| 32 | |
|---|
| 33 | |
|---|
| 34 | |
|---|
| 35 | |
|---|
| 36 | |
|---|
| 37 | |
|---|
| 38 | |
|---|
| 39 | |
|---|
| 40 | |
|---|
| 41 | |
|---|
| 42 | |
|---|
| 43 | |
|---|
| 44 | #include "wizard/studio.h" |
|---|
| 45 | #include "wizard/blob.h" |
|---|
| 46 | #include "wizard/blob-private.h" |
|---|
| 47 | #include "wizard/cipher.h" |
|---|
| 48 | #include "wizard/exception.h" |
|---|
| 49 | #include "wizard/exception-private.h" |
|---|
| 50 | #include "wizard/memory_.h" |
|---|
| 51 | #include "wizard/semaphore.h" |
|---|
| 52 | #include "wizard/utility.h" |
|---|
| 53 | #include "blob.h" |
|---|
| 54 | #if defined(WIZARDSTOOLKIT_HAVE_MMAP_FILEIO) && !defined(__WINDOWS__) |
|---|
| 55 | # include <sys/mman.h> |
|---|
| 56 | #endif |
|---|
| 57 | #include "bzlib.h" |
|---|
| 58 | #include "zlib.h" |
|---|
| 59 | |
|---|
| 60 | |
|---|
| 61 | |
|---|
| 62 | |
|---|
| 63 | #define WizardMaxBlobExtent 65541 |
|---|
| 64 | # if !defined(MAP_ANONYMOUS) && defined(MAP_ANON) |
|---|
| 65 | # define MAP_ANONYMOUS MAP_ANON |
|---|
| 66 | # endif |
|---|
| 67 | #if !defined(MAP_FAILED) |
|---|
| 68 | #define MAP_FAILED ((void *) -1) |
|---|
| 69 | #endif |
|---|
| 70 | #if !defined(MS_SYNC) |
|---|
| 71 | #define MS_SYNC 0x04 |
|---|
| 72 | #endif |
|---|
| 73 | |
|---|
| 74 | |
|---|
| 75 | |
|---|
| 76 | |
|---|
| 77 | typedef enum |
|---|
| 78 | { |
|---|
| 79 | UndefinedStream, |
|---|
| 80 | FileStream, |
|---|
| 81 | StandardStream, |
|---|
| 82 | PipeStream, |
|---|
| 83 | ZipStream, |
|---|
| 84 | BZipStream, |
|---|
| 85 | BlobStream |
|---|
| 86 | } StreamType; |
|---|
| 87 | |
|---|
| 88 | struct _BlobInfo |
|---|
| 89 | { |
|---|
| 90 | char |
|---|
| 91 | filename[MaxTextExtent]; |
|---|
| 92 | |
|---|
| 93 | size_t |
|---|
| 94 | length, |
|---|
| 95 | extent, |
|---|
| 96 | quantum; |
|---|
| 97 | |
|---|
| 98 | WizardBooleanType |
|---|
| 99 | mapped, |
|---|
| 100 | eof; |
|---|
| 101 | |
|---|
| 102 | WizardOffsetType |
|---|
| 103 | offset; |
|---|
| 104 | |
|---|
| 105 | WizardSizeType |
|---|
| 106 | size; |
|---|
| 107 | |
|---|
| 108 | WizardBooleanType |
|---|
| 109 | exempt, |
|---|
| 110 | status, |
|---|
| 111 | temporary; |
|---|
| 112 | |
|---|
| 113 | StreamType |
|---|
| 114 | type; |
|---|
| 115 | |
|---|
| 116 | FILE |
|---|
| 117 | *file; |
|---|
| 118 | |
|---|
| 119 | struct stat |
|---|
| 120 | properties; |
|---|
| 121 | |
|---|
| 122 | unsigned char |
|---|
| 123 | *data; |
|---|
| 124 | |
|---|
| 125 | WizardBooleanType |
|---|
| 126 | debug; |
|---|
| 127 | |
|---|
| 128 | SemaphoreInfo |
|---|
| 129 | *semaphore; |
|---|
| 130 | |
|---|
| 131 | long |
|---|
| 132 | reference_count; |
|---|
| 133 | |
|---|
| 134 | unsigned long |
|---|
| 135 | signature; |
|---|
| 136 | }; |
|---|
| 137 | |
|---|
| 138 | |
|---|
| 139 | |
|---|
| 140 | |
|---|
| 141 | static unsigned char |
|---|
| 142 | *DetachBlob(BlobInfo *); |
|---|
| 143 | |
|---|
| 144 | |
|---|
| 145 | |
|---|
| 146 | |
|---|
| 147 | |
|---|
| 148 | |
|---|
| 149 | |
|---|
| 150 | |
|---|
| 151 | |
|---|
| 152 | |
|---|
| 153 | |
|---|
| 154 | |
|---|
| 155 | |
|---|
| 156 | |
|---|
| 157 | |
|---|
| 158 | |
|---|
| 159 | |
|---|
| 160 | |
|---|
| 161 | |
|---|
| 162 | |
|---|
| 163 | |
|---|
| 164 | |
|---|
| 165 | |
|---|
| 166 | |
|---|
| 167 | |
|---|
| 168 | |
|---|
| 169 | |
|---|
| 170 | static void AttachBlob(BlobInfo *blob_info,const void *blob,const size_t length) |
|---|
| 171 | { |
|---|
| 172 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 173 | if (blob_info->debug != WizardFalse) |
|---|
| 174 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"..."); |
|---|
| 175 | blob_info->length=length; |
|---|
| 176 | blob_info->extent=length; |
|---|
| 177 | blob_info->quantum=(size_t) WizardMaxBlobExtent; |
|---|
| 178 | blob_info->offset=0; |
|---|
| 179 | blob_info->type=BlobStream; |
|---|
| 180 | blob_info->file=(FILE *) NULL; |
|---|
| 181 | blob_info->data=(unsigned char *) blob; |
|---|
| 182 | blob_info->mapped=WizardFalse; |
|---|
| 183 | } |
|---|
| 184 | |
|---|
| 185 | |
|---|
| 186 | |
|---|
| 187 | |
|---|
| 188 | |
|---|
| 189 | |
|---|
| 190 | |
|---|
| 191 | |
|---|
| 192 | |
|---|
| 193 | |
|---|
| 194 | |
|---|
| 195 | |
|---|
| 196 | |
|---|
| 197 | |
|---|
| 198 | |
|---|
| 199 | |
|---|
| 200 | |
|---|
| 201 | |
|---|
| 202 | |
|---|
| 203 | |
|---|
| 204 | |
|---|
| 205 | |
|---|
| 206 | |
|---|
| 207 | WizardExport WizardBooleanType CloseBlob(BlobInfo *blob_info) |
|---|
| 208 | { |
|---|
| 209 | int |
|---|
| 210 | status; |
|---|
| 211 | |
|---|
| 212 | |
|---|
| 213 | |
|---|
| 214 | |
|---|
| 215 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 216 | assert(blob_info->signature == WizardSignature); |
|---|
| 217 | if (blob_info->debug != WizardFalse) |
|---|
| 218 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s", |
|---|
| 219 | blob_info->filename); |
|---|
| 220 | if (blob_info->type == UndefinedStream) |
|---|
| 221 | return(WizardTrue); |
|---|
| 222 | (void) SyncBlob(blob_info); |
|---|
| 223 | blob_info->size=GetBlobSize(blob_info); |
|---|
| 224 | blob_info->eof=WizardFalse; |
|---|
| 225 | if (blob_info->exempt != WizardFalse) |
|---|
| 226 | { |
|---|
| 227 | blob_info->type=UndefinedStream; |
|---|
| 228 | return(WizardTrue); |
|---|
| 229 | } |
|---|
| 230 | status=0; |
|---|
| 231 | switch (blob_info->type) |
|---|
| 232 | { |
|---|
| 233 | case UndefinedStream: |
|---|
| 234 | break; |
|---|
| 235 | case FileStream: |
|---|
| 236 | case StandardStream: |
|---|
| 237 | case PipeStream: |
|---|
| 238 | { |
|---|
| 239 | status=ferror(blob_info->file); |
|---|
| 240 | break; |
|---|
| 241 | } |
|---|
| 242 | case ZipStream: |
|---|
| 243 | { |
|---|
| 244 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 245 | (void) gzerror(blob_info->file,&status); |
|---|
| 246 | #endif |
|---|
| 247 | break; |
|---|
| 248 | } |
|---|
| 249 | case BZipStream: |
|---|
| 250 | { |
|---|
| 251 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 252 | (void) BZ2_bzerror((BZFILE *) blob_info->file,&status); |
|---|
| 253 | #endif |
|---|
| 254 | break; |
|---|
| 255 | } |
|---|
| 256 | case BlobStream: |
|---|
| 257 | break; |
|---|
| 258 | } |
|---|
| 259 | blob_info->status=status < 0 ? WizardTrue : WizardFalse; |
|---|
| 260 | switch (blob_info->type) |
|---|
| 261 | { |
|---|
| 262 | case UndefinedStream: |
|---|
| 263 | break; |
|---|
| 264 | case FileStream: |
|---|
| 265 | case StandardStream: |
|---|
| 266 | { |
|---|
| 267 | status=fclose(blob_info->file); |
|---|
| 268 | break; |
|---|
| 269 | } |
|---|
| 270 | case PipeStream: |
|---|
| 271 | { |
|---|
| 272 | #if defined(WIZARDSTOOLKIT_HAVE_POPEN) |
|---|
| 273 | status=pclose(blob_info->file); |
|---|
| 274 | #endif |
|---|
| 275 | break; |
|---|
| 276 | } |
|---|
| 277 | case ZipStream: |
|---|
| 278 | { |
|---|
| 279 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 280 | status=gzclose(blob_info->file); |
|---|
| 281 | #endif |
|---|
| 282 | break; |
|---|
| 283 | } |
|---|
| 284 | case BZipStream: |
|---|
| 285 | { |
|---|
| 286 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 287 | BZ2_bzclose((BZFILE *) blob_info->file); |
|---|
| 288 | #endif |
|---|
| 289 | break; |
|---|
| 290 | } |
|---|
| 291 | case BlobStream: |
|---|
| 292 | break; |
|---|
| 293 | } |
|---|
| 294 | (void) DetachBlob(blob_info); |
|---|
| 295 | blob_info->status=status < 0 ? WizardTrue : WizardFalse; |
|---|
| 296 | return(blob_info->status); |
|---|
| 297 | } |
|---|
| 298 | |
|---|
| 299 | |
|---|
| 300 | |
|---|
| 301 | |
|---|
| 302 | |
|---|
| 303 | |
|---|
| 304 | |
|---|
| 305 | |
|---|
| 306 | |
|---|
| 307 | |
|---|
| 308 | |
|---|
| 309 | |
|---|
| 310 | |
|---|
| 311 | |
|---|
| 312 | |
|---|
| 313 | |
|---|
| 314 | |
|---|
| 315 | |
|---|
| 316 | |
|---|
| 317 | |
|---|
| 318 | |
|---|
| 319 | |
|---|
| 320 | |
|---|
| 321 | WizardExport BlobInfo *DestroyBlob(BlobInfo *blob_info) |
|---|
| 322 | { |
|---|
| 323 | WizardBooleanType |
|---|
| 324 | destroy; |
|---|
| 325 | |
|---|
| 326 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 327 | assert(blob_info->signature == WizardSignature); |
|---|
| 328 | if (blob_info->debug != WizardFalse) |
|---|
| 329 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s", |
|---|
| 330 | blob_info->filename); |
|---|
| 331 | destroy=WizardFalse; |
|---|
| 332 | (void) LockSemaphoreInfo(blob_info->semaphore); |
|---|
| 333 | blob_info->reference_count--; |
|---|
| 334 | if (blob_info->reference_count == 0) |
|---|
| 335 | destroy=WizardTrue; |
|---|
| 336 | (void) UnlockSemaphoreInfo(blob_info->semaphore); |
|---|
| 337 | if (destroy == WizardFalse) |
|---|
| 338 | return(blob_info); |
|---|
| 339 | (void) CloseBlob(blob_info); |
|---|
| 340 | if (blob_info->mapped != WizardFalse) |
|---|
| 341 | (void) UnmapBlob(blob_info->data,blob_info->length); |
|---|
| 342 | if (blob_info->semaphore != (SemaphoreInfo *) NULL) |
|---|
| 343 | DestroySemaphoreInfo(&blob_info->semaphore); |
|---|
| 344 | blob_info->signature=(~WizardSignature); |
|---|
| 345 | blob_info=(BlobInfo *) RelinquishWizardMemory(blob_info); |
|---|
| 346 | return(blob_info); |
|---|
| 347 | } |
|---|
| 348 | |
|---|
| 349 | |
|---|
| 350 | |
|---|
| 351 | |
|---|
| 352 | |
|---|
| 353 | |
|---|
| 354 | |
|---|
| 355 | |
|---|
| 356 | |
|---|
| 357 | |
|---|
| 358 | |
|---|
| 359 | |
|---|
| 360 | |
|---|
| 361 | |
|---|
| 362 | |
|---|
| 363 | |
|---|
| 364 | |
|---|
| 365 | |
|---|
| 366 | |
|---|
| 367 | |
|---|
| 368 | |
|---|
| 369 | |
|---|
| 370 | |
|---|
| 371 | static unsigned char *DetachBlob(BlobInfo *blob_info) |
|---|
| 372 | { |
|---|
| 373 | unsigned char |
|---|
| 374 | *data; |
|---|
| 375 | |
|---|
| 376 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 377 | if (blob_info->debug != WizardFalse) |
|---|
| 378 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"..."); |
|---|
| 379 | if (blob_info->mapped != WizardFalse) |
|---|
| 380 | (void) UnmapBlob(blob_info->data,blob_info->length); |
|---|
| 381 | blob_info->mapped=WizardFalse; |
|---|
| 382 | blob_info->length=0; |
|---|
| 383 | blob_info->offset=0; |
|---|
| 384 | blob_info->eof=WizardFalse; |
|---|
| 385 | blob_info->exempt=WizardFalse; |
|---|
| 386 | blob_info->type=UndefinedStream; |
|---|
| 387 | blob_info->file=(FILE *) NULL; |
|---|
| 388 | data=blob_info->data; |
|---|
| 389 | blob_info->data=(unsigned char *) NULL; |
|---|
| 390 | return(data); |
|---|
| 391 | } |
|---|
| 392 | |
|---|
| 393 | |
|---|
| 394 | |
|---|
| 395 | |
|---|
| 396 | |
|---|
| 397 | |
|---|
| 398 | |
|---|
| 399 | |
|---|
| 400 | |
|---|
| 401 | |
|---|
| 402 | |
|---|
| 403 | |
|---|
| 404 | |
|---|
| 405 | |
|---|
| 406 | |
|---|
| 407 | |
|---|
| 408 | |
|---|
| 409 | |
|---|
| 410 | |
|---|
| 411 | |
|---|
| 412 | |
|---|
| 413 | |
|---|
| 414 | |
|---|
| 415 | |
|---|
| 416 | WizardExport int EOFBlob(BlobInfo *blob_info) |
|---|
| 417 | { |
|---|
| 418 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 419 | assert(blob_info->signature == WizardSignature); |
|---|
| 420 | if (blob_info->debug != WizardFalse) |
|---|
| 421 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"..."); |
|---|
| 422 | assert(blob_info->type != UndefinedStream); |
|---|
| 423 | switch (blob_info->type) |
|---|
| 424 | { |
|---|
| 425 | case UndefinedStream: |
|---|
| 426 | break; |
|---|
| 427 | case FileStream: |
|---|
| 428 | case StandardStream: |
|---|
| 429 | case PipeStream: |
|---|
| 430 | { |
|---|
| 431 | blob_info->eof=feof(blob_info->file) != 0 ? WizardTrue : WizardFalse; |
|---|
| 432 | break; |
|---|
| 433 | } |
|---|
| 434 | case ZipStream: |
|---|
| 435 | { |
|---|
| 436 | blob_info->eof=WizardFalse; |
|---|
| 437 | break; |
|---|
| 438 | } |
|---|
| 439 | case BZipStream: |
|---|
| 440 | { |
|---|
| 441 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 442 | int |
|---|
| 443 | status; |
|---|
| 444 | |
|---|
| 445 | status=0; |
|---|
| 446 | (void) BZ2_bzerror((BZFILE *) blob_info->file,&status); |
|---|
| 447 | blob_info->eof=status == BZ_UNEXPECTED_EOF ? WizardTrue : WizardFalse; |
|---|
| 448 | #endif |
|---|
| 449 | break; |
|---|
| 450 | } |
|---|
| 451 | case BlobStream: |
|---|
| 452 | break; |
|---|
| 453 | } |
|---|
| 454 | return((int) blob_info->eof); |
|---|
| 455 | } |
|---|
| 456 | |
|---|
| 457 | |
|---|
| 458 | |
|---|
| 459 | |
|---|
| 460 | |
|---|
| 461 | |
|---|
| 462 | |
|---|
| 463 | |
|---|
| 464 | |
|---|
| 465 | |
|---|
| 466 | |
|---|
| 467 | |
|---|
| 468 | |
|---|
| 469 | |
|---|
| 470 | |
|---|
| 471 | |
|---|
| 472 | |
|---|
| 473 | |
|---|
| 474 | |
|---|
| 475 | |
|---|
| 476 | |
|---|
| 477 | |
|---|
| 478 | |
|---|
| 479 | |
|---|
| 480 | |
|---|
| 481 | |
|---|
| 482 | |
|---|
| 483 | |
|---|
| 484 | |
|---|
| 485 | |
|---|
| 486 | |
|---|
| 487 | |
|---|
| 488 | |
|---|
| 489 | |
|---|
| 490 | WizardExport unsigned char *FileToBlob(const char *filename,const size_t extent, |
|---|
| 491 | size_t *length,ExceptionInfo *exception) |
|---|
| 492 | { |
|---|
| 493 | int |
|---|
| 494 | file; |
|---|
| 495 | |
|---|
| 496 | off_t |
|---|
| 497 | offset; |
|---|
| 498 | |
|---|
| 499 | register size_t |
|---|
| 500 | i; |
|---|
| 501 | |
|---|
| 502 | ssize_t |
|---|
| 503 | count; |
|---|
| 504 | |
|---|
| 505 | unsigned char |
|---|
| 506 | *blob; |
|---|
| 507 | |
|---|
| 508 | void |
|---|
| 509 | *map; |
|---|
| 510 | |
|---|
| 511 | assert(filename != (const char *) NULL); |
|---|
| 512 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s",filename); |
|---|
| 513 | assert(exception != (ExceptionInfo *) NULL); |
|---|
| 514 | *length=0; |
|---|
| 515 | file=fileno(stdin); |
|---|
| 516 | if (strcmp(filename,"-") != 0) |
|---|
| 517 | file=open(filename,O_RDONLY | O_BINARY); |
|---|
| 518 | if (file == -1) |
|---|
| 519 | { |
|---|
| 520 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 521 | "unable to open file `%s': %s",filename,strerror(errno)); |
|---|
| 522 | return((unsigned char *) NULL); |
|---|
| 523 | } |
|---|
| 524 | offset=WizardSeek(file,0,SEEK_END); |
|---|
| 525 | count=0; |
|---|
| 526 | if ((offset < 0) || (offset != (off_t) ((ssize_t) offset))) |
|---|
| 527 | { |
|---|
| 528 | size_t |
|---|
| 529 | quantum; |
|---|
| 530 | |
|---|
| 531 | struct stat |
|---|
| 532 | file_info; |
|---|
| 533 | |
|---|
| 534 | |
|---|
| 535 | |
|---|
| 536 | |
|---|
| 537 | quantum=(size_t) WizardMaxBufferExtent; |
|---|
| 538 | if ((fstat(file,&file_info) == 0) && (file_info.st_size != 0)) |
|---|
| 539 | quantum=Min((size_t) file_info.st_size,WizardMaxBufferExtent); |
|---|
| 540 | blob=(unsigned char *) AcquireQuantumMemory(quantum,sizeof(*blob)); |
|---|
| 541 | for (i=0; blob != (unsigned char *) NULL; i+=count) |
|---|
| 542 | { |
|---|
| 543 | count=read(file,blob+i,quantum); |
|---|
| 544 | if (count <= 0) |
|---|
| 545 | { |
|---|
| 546 | count=0; |
|---|
| 547 | if (errno != EINTR) |
|---|
| 548 | break; |
|---|
| 549 | } |
|---|
| 550 | if (~(1UL*i) < (quantum+1)) |
|---|
| 551 | { |
|---|
| 552 | blob=(unsigned char *) RelinquishWizardMemory(blob); |
|---|
| 553 | break; |
|---|
| 554 | } |
|---|
| 555 | blob=(unsigned char *) ResizeQuantumMemory(blob,i+quantum+1, |
|---|
| 556 | sizeof(*blob)); |
|---|
| 557 | if ((size_t) (i+count) >= extent) |
|---|
| 558 | break; |
|---|
| 559 | } |
|---|
| 560 | if (close(file) == -1) |
|---|
| 561 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 562 | "unable to close file `%s': %s",filename,strerror(errno)); |
|---|
| 563 | if (blob == (unsigned char *) NULL) |
|---|
| 564 | { |
|---|
| 565 | (void) ThrowWizardException(exception,GetWizardModule(),ResourceError, |
|---|
| 566 | "memory allocation failed: `%s'",filename); |
|---|
| 567 | return((unsigned char *) NULL); |
|---|
| 568 | } |
|---|
| 569 | *length=Min(i+count,extent); |
|---|
| 570 | blob[*length]='\0'; |
|---|
| 571 | return(blob); |
|---|
| 572 | } |
|---|
| 573 | *length=Min((size_t) offset,extent); |
|---|
| 574 | blob=(unsigned char *) NULL; |
|---|
| 575 | if (~(*length) >= MaxCipherBlocksize) |
|---|
| 576 | blob=(unsigned char *) AcquireQuantumMemory(*length+MaxCipherBlocksize, |
|---|
| 577 | sizeof(*blob)); |
|---|
| 578 | if (blob == (unsigned char *) NULL) |
|---|
| 579 | { |
|---|
| 580 | if (close(file) == -1) |
|---|
| 581 | { |
|---|
| 582 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 583 | "unable to close file `%s': %s",filename,strerror(errno)); |
|---|
| 584 | return((unsigned char *) NULL); |
|---|
| 585 | } |
|---|
| 586 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 587 | "memory allocation failed `%s'",strerror(errno)); |
|---|
| 588 | return((unsigned char *) NULL); |
|---|
| 589 | } |
|---|
| 590 | map=MapBlob(file,ReadMode,0,*length); |
|---|
| 591 | if (map != (void *) NULL) |
|---|
| 592 | { |
|---|
| 593 | (void) CopyWizardMemory(blob,map,*length); |
|---|
| 594 | if (UnmapBlob(map,*length) == WizardFalse) |
|---|
| 595 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 596 | "unable to unmap blob `%s': %s",filename,strerror(errno)); |
|---|
| 597 | } |
|---|
| 598 | else |
|---|
| 599 | { |
|---|
| 600 | register size_t |
|---|
| 601 | i; |
|---|
| 602 | |
|---|
| 603 | ssize_t |
|---|
| 604 | count; |
|---|
| 605 | |
|---|
| 606 | if (WizardSeek(file,0,SEEK_SET) < 0) |
|---|
| 607 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 608 | "unable to seek blob `%s': %s",filename,strerror(errno)); |
|---|
| 609 | for (i=0; i < *length; i+=count) |
|---|
| 610 | { |
|---|
| 611 | count=read(file,blob+i,Min(*length-i,(size_t) SSIZE_MAX)); |
|---|
| 612 | if (count <= 0) |
|---|
| 613 | { |
|---|
| 614 | count=0; |
|---|
| 615 | if (errno != EINTR) |
|---|
| 616 | break; |
|---|
| 617 | } |
|---|
| 618 | } |
|---|
| 619 | if (i < *length) |
|---|
| 620 | { |
|---|
| 621 | if (close(file) == -1) |
|---|
| 622 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 623 | "unable to close file `%s': %s",filename,strerror(errno)); |
|---|
| 624 | blob=(unsigned char *) RelinquishWizardMemory(blob); |
|---|
| 625 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 626 | "unable to read file `%s'",filename); |
|---|
| 627 | return((unsigned char *) NULL); |
|---|
| 628 | } |
|---|
| 629 | } |
|---|
| 630 | if (close(file) == -1) |
|---|
| 631 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 632 | "unable to close file `%s': %s",filename,strerror(errno)); |
|---|
| 633 | blob[*length]=(unsigned char) '\0'; |
|---|
| 634 | return(blob); |
|---|
| 635 | } |
|---|
| 636 | |
|---|
| 637 | |
|---|
| 638 | |
|---|
| 639 | |
|---|
| 640 | |
|---|
| 641 | |
|---|
| 642 | |
|---|
| 643 | |
|---|
| 644 | |
|---|
| 645 | |
|---|
| 646 | |
|---|
| 647 | |
|---|
| 648 | |
|---|
| 649 | |
|---|
| 650 | |
|---|
| 651 | |
|---|
| 652 | |
|---|
| 653 | |
|---|
| 654 | |
|---|
| 655 | |
|---|
| 656 | |
|---|
| 657 | |
|---|
| 658 | |
|---|
| 659 | WizardExport const char *GetBlobFilename(const BlobInfo *blob_info) |
|---|
| 660 | { |
|---|
| 661 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 662 | if (blob_info->debug != WizardFalse) |
|---|
| 663 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s", |
|---|
| 664 | blob_info->filename); |
|---|
| 665 | return(blob_info->filename); |
|---|
| 666 | } |
|---|
| 667 | |
|---|
| 668 | |
|---|
| 669 | |
|---|
| 670 | |
|---|
| 671 | |
|---|
| 672 | |
|---|
| 673 | |
|---|
| 674 | |
|---|
| 675 | |
|---|
| 676 | |
|---|
| 677 | |
|---|
| 678 | |
|---|
| 679 | |
|---|
| 680 | |
|---|
| 681 | |
|---|
| 682 | |
|---|
| 683 | |
|---|
| 684 | |
|---|
| 685 | |
|---|
| 686 | |
|---|
| 687 | |
|---|
| 688 | |
|---|
| 689 | |
|---|
| 690 | WizardExport void GetBlobInfo(BlobInfo *blob_info) |
|---|
| 691 | { |
|---|
| 692 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 693 | (void) ResetWizardMemory(blob_info,0,sizeof(*blob_info)); |
|---|
| 694 | blob_info->type=UndefinedStream; |
|---|
| 695 | blob_info->quantum=(size_t) WizardMaxBlobExtent; |
|---|
| 696 | blob_info->debug=IsEventLogging(); |
|---|
| 697 | blob_info->reference_count=1; |
|---|
| 698 | blob_info->semaphore=AllocateSemaphoreInfo(); |
|---|
| 699 | blob_info->signature=WizardSignature; |
|---|
| 700 | } |
|---|
| 701 | |
|---|
| 702 | |
|---|
| 703 | |
|---|
| 704 | |
|---|
| 705 | |
|---|
| 706 | |
|---|
| 707 | |
|---|
| 708 | |
|---|
| 709 | |
|---|
| 710 | |
|---|
| 711 | |
|---|
| 712 | |
|---|
| 713 | |
|---|
| 714 | |
|---|
| 715 | |
|---|
| 716 | |
|---|
| 717 | |
|---|
| 718 | |
|---|
| 719 | |
|---|
| 720 | |
|---|
| 721 | |
|---|
| 722 | |
|---|
| 723 | |
|---|
| 724 | |
|---|
| 725 | WizardExport WizardSizeType GetBlobSize(BlobInfo *blob_info) |
|---|
| 726 | { |
|---|
| 727 | WizardSizeType |
|---|
| 728 | length; |
|---|
| 729 | |
|---|
| 730 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 731 | if (blob_info->debug != WizardFalse) |
|---|
| 732 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s", |
|---|
| 733 | blob_info->filename); |
|---|
| 734 | length=0; |
|---|
| 735 | switch (blob_info->type) |
|---|
| 736 | { |
|---|
| 737 | case UndefinedStream: |
|---|
| 738 | { |
|---|
| 739 | length=blob_info->size; |
|---|
| 740 | break; |
|---|
| 741 | } |
|---|
| 742 | case FileStream: |
|---|
| 743 | { |
|---|
| 744 | if (fstat(fileno(blob_info->file),&blob_info->properties) == 0) |
|---|
| 745 | length=(WizardSizeType) blob_info->properties.st_size; |
|---|
| 746 | break; |
|---|
| 747 | } |
|---|
| 748 | case StandardStream: |
|---|
| 749 | case PipeStream: |
|---|
| 750 | { |
|---|
| 751 | length=blob_info->size; |
|---|
| 752 | break; |
|---|
| 753 | } |
|---|
| 754 | case ZipStream: |
|---|
| 755 | { |
|---|
| 756 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 757 | if (fstat(fileno(blob_info->file),&blob_info->properties) == 0) |
|---|
| 758 | length=(WizardSizeType) blob_info->properties.st_size; |
|---|
| 759 | #endif |
|---|
| 760 | break; |
|---|
| 761 | } |
|---|
| 762 | case BZipStream: |
|---|
| 763 | { |
|---|
| 764 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 765 | if (fstat(fileno(blob_info->file),&blob_info->properties) == 0) |
|---|
| 766 | length=(WizardSizeType) blob_info->properties.st_size; |
|---|
| 767 | #endif |
|---|
| 768 | break; |
|---|
| 769 | } |
|---|
| 770 | case BlobStream: |
|---|
| 771 | { |
|---|
| 772 | length=(WizardSizeType) blob_info->length; |
|---|
| 773 | break; |
|---|
| 774 | } |
|---|
| 775 | } |
|---|
| 776 | return(length); |
|---|
| 777 | } |
|---|
| 778 | |
|---|
| 779 | |
|---|
| 780 | |
|---|
| 781 | |
|---|
| 782 | |
|---|
| 783 | |
|---|
| 784 | |
|---|
| 785 | |
|---|
| 786 | |
|---|
| 787 | |
|---|
| 788 | |
|---|
| 789 | |
|---|
| 790 | |
|---|
| 791 | |
|---|
| 792 | |
|---|
| 793 | |
|---|
| 794 | |
|---|
| 795 | |
|---|
| 796 | |
|---|
| 797 | |
|---|
| 798 | |
|---|
| 799 | |
|---|
| 800 | |
|---|
| 801 | WizardExport const struct stat *GetBlobProperties(const BlobInfo *blob_info) |
|---|
| 802 | { |
|---|
| 803 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 804 | if (blob_info->debug != WizardFalse) |
|---|
| 805 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s", |
|---|
| 806 | blob_info->filename); |
|---|
| 807 | return(&blob_info->properties); |
|---|
| 808 | } |
|---|
| 809 | |
|---|
| 810 | |
|---|
| 811 | |
|---|
| 812 | |
|---|
| 813 | |
|---|
| 814 | |
|---|
| 815 | |
|---|
| 816 | |
|---|
| 817 | |
|---|
| 818 | |
|---|
| 819 | |
|---|
| 820 | |
|---|
| 821 | |
|---|
| 822 | |
|---|
| 823 | |
|---|
| 824 | |
|---|
| 825 | |
|---|
| 826 | |
|---|
| 827 | |
|---|
| 828 | |
|---|
| 829 | |
|---|
| 830 | |
|---|
| 831 | |
|---|
| 832 | |
|---|
| 833 | |
|---|
| 834 | |
|---|
| 835 | |
|---|
| 836 | |
|---|
| 837 | |
|---|
| 838 | |
|---|
| 839 | WizardExport void *MapBlob(int file,const MapMode mode, |
|---|
| 840 | const WizardOffsetType offset,const size_t length) |
|---|
| 841 | { |
|---|
| 842 | #if defined(WIZARDSTOOLKIT_HAVE_MMAP_FILEIO) |
|---|
| 843 | int |
|---|
| 844 | flags, |
|---|
| 845 | protection; |
|---|
| 846 | |
|---|
| 847 | unsigned char |
|---|
| 848 | *map; |
|---|
| 849 | |
|---|
| 850 | |
|---|
| 851 | |
|---|
| 852 | |
|---|
| 853 | flags=0; |
|---|
| 854 | if (file == -1) |
|---|
| 855 | #if defined(MAP_ANONYMOUS) |
|---|
| 856 | flags|=MAP_ANONYMOUS; |
|---|
| 857 | #else |
|---|
| 858 | return((unsigned char *) NULL); |
|---|
| 859 | #endif |
|---|
| 860 | flags|=MAP_PRIVATE; |
|---|
| 861 | switch (mode) |
|---|
| 862 | { |
|---|
| 863 | case ReadMode: |
|---|
| 864 | default: |
|---|
| 865 | { |
|---|
| 866 | protection=PROT_READ; |
|---|
| 867 | map=(unsigned char *) mmap((char *) NULL,length,protection,flags,file, |
|---|
| 868 | (off_t) offset); |
|---|
| 869 | break; |
|---|
| 870 | } |
|---|
| 871 | case WriteMode: |
|---|
| 872 | { |
|---|
| 873 | protection=PROT_WRITE; |
|---|
| 874 | if (file != -1) |
|---|
| 875 | flags|=MAP_SHARED; |
|---|
| 876 | map=(unsigned char *) mmap((char *) NULL,length,protection,flags,file, |
|---|
| 877 | (off_t) offset); |
|---|
| 878 | break; |
|---|
| 879 | } |
|---|
| 880 | case IOMode: |
|---|
| 881 | { |
|---|
| 882 | protection=PROT_READ | PROT_WRITE; |
|---|
| 883 | if (file != -1) |
|---|
| 884 | flags|=MAP_SHARED; |
|---|
| 885 | map=(unsigned char *) mmap((char *) NULL,length,protection,flags,file, |
|---|
| 886 | (off_t) offset); |
|---|
| 887 | break; |
|---|
| 888 | } |
|---|
| 889 | } |
|---|
| 890 | if (map == (unsigned char *) MAP_FAILED) |
|---|
| 891 | return((unsigned char *) NULL); |
|---|
| 892 | return(map); |
|---|
| 893 | #else |
|---|
| 894 | return((unsigned char *) NULL); |
|---|
| 895 | #endif |
|---|
| 896 | } |
|---|
| 897 | |
|---|
| 898 | |
|---|
| 899 | |
|---|
| 900 | |
|---|
| 901 | |
|---|
| 902 | |
|---|
| 903 | |
|---|
| 904 | |
|---|
| 905 | |
|---|
| 906 | |
|---|
| 907 | |
|---|
| 908 | |
|---|
| 909 | |
|---|
| 910 | |
|---|
| 911 | |
|---|
| 912 | |
|---|
| 913 | |
|---|
| 914 | |
|---|
| 915 | |
|---|
| 916 | |
|---|
| 917 | |
|---|
| 918 | |
|---|
| 919 | |
|---|
| 920 | |
|---|
| 921 | |
|---|
| 922 | |
|---|
| 923 | |
|---|
| 924 | |
|---|
| 925 | |
|---|
| 926 | |
|---|
| 927 | |
|---|
| 928 | |
|---|
| 929 | |
|---|
| 930 | WizardExport BlobInfo *OpenBlob(const char *filename,const BlobMode mode, |
|---|
| 931 | const WizardBooleanType compress,ExceptionInfo *exception) |
|---|
| 932 | { |
|---|
| 933 | BlobInfo |
|---|
| 934 | *blob_info; |
|---|
| 935 | |
|---|
| 936 | const char |
|---|
| 937 | *type; |
|---|
| 938 | |
|---|
| 939 | struct stat |
|---|
| 940 | *properties; |
|---|
| 941 | |
|---|
| 942 | WizardBooleanType |
|---|
| 943 | status; |
|---|
| 944 | |
|---|
| 945 | assert(filename != (const char *) NULL); |
|---|
| 946 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s",filename); |
|---|
| 947 | assert(exception != (ExceptionInfo *) NULL); |
|---|
| 948 | blob_info=(BlobInfo *) AcquireWizardMemory(sizeof(*blob_info)); |
|---|
| 949 | if (blob_info == (BlobInfo *) NULL) |
|---|
| 950 | { |
|---|
| 951 | (void) ThrowWizardException(exception,GetWizardModule(),ResourceError, |
|---|
| 952 | "memory allocation failed: `%s'",filename); |
|---|
| 953 | return((BlobInfo *) NULL); |
|---|
| 954 | } |
|---|
| 955 | GetBlobInfo(blob_info); |
|---|
| 956 | switch (mode) |
|---|
| 957 | { |
|---|
| 958 | default: type="r"; break; |
|---|
| 959 | case ReadBlobMode: type="r"; break; |
|---|
| 960 | case ReadBinaryBlobMode: type="rb"; break; |
|---|
| 961 | case WriteBlobMode: type="w"; break; |
|---|
| 962 | case WriteBinaryBlobMode: type="w+b"; break; |
|---|
| 963 | } |
|---|
| 964 | |
|---|
| 965 | |
|---|
| 966 | |
|---|
| 967 | (void) CopyWizardString(blob_info->filename,filename,MaxTextExtent); |
|---|
| 968 | if (LocaleCompare(filename,"-") == 0) |
|---|
| 969 | { |
|---|
| 970 | blob_info->file=(*type == 'r') ? stdin : stdout; |
|---|
| 971 | #if defined(__WINDOWS__) |
|---|
| 972 | if (strchr(type,'b') != (char *) NULL) |
|---|
| 973 | setmode(_fileno(blob_info->file),_O_BINARY); |
|---|
| 974 | #endif |
|---|
| 975 | blob_info->type=StandardStream; |
|---|
| 976 | blob_info->exempt=WizardTrue; |
|---|
| 977 | return(blob_info); |
|---|
| 978 | } |
|---|
| 979 | if (LocaleNCompare(filename,"fd:",3) == 0) |
|---|
| 980 | { |
|---|
| 981 | char |
|---|
| 982 | mode[MaxTextExtent]; |
|---|
| 983 | |
|---|
| 984 | *mode=(*type); |
|---|
| 985 | mode[1]='\0'; |
|---|
| 986 | blob_info->file=fdopen(atoi(filename+3),mode); |
|---|
| 987 | #if defined(__WINDOWS__) |
|---|
| 988 | if (strchr(type,'b') != (char *) NULL) |
|---|
| 989 | setmode(_fileno(blob_info->file),_O_BINARY); |
|---|
| 990 | #endif |
|---|
| 991 | blob_info->type=StandardStream; |
|---|
| 992 | blob_info->exempt=WizardTrue; |
|---|
| 993 | return(blob_info); |
|---|
| 994 | } |
|---|
| 995 | #if defined(WIZARDSTOOLKIT_HAVE_POPEN) |
|---|
| 996 | if (*filename == '|') |
|---|
| 997 | { |
|---|
| 998 | char |
|---|
| 999 | mode[MaxTextExtent]; |
|---|
| 1000 | |
|---|
| 1001 | |
|---|
| 1002 | |
|---|
| 1003 | |
|---|
| 1004 | #if defined(SIGPIPE) |
|---|
| 1005 | if (*type == 'w') |
|---|
| 1006 | (void) signal(SIGPIPE,SIG_IGN); |
|---|
| 1007 | #endif |
|---|
| 1008 | *mode=(*type); |
|---|
| 1009 | mode[1]='\0'; |
|---|
| 1010 | blob_info->file=(FILE *) popen(filename+1,mode); |
|---|
| 1011 | if (blob_info->file == (FILE *) NULL) |
|---|
| 1012 | { |
|---|
| 1013 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 1014 | "unable to open file `%s': %s",filename,strerror(errno)); |
|---|
| 1015 | blob_info=(BlobInfo *) RelinquishWizardMemory(blob_info); |
|---|
| 1016 | return((BlobInfo *) NULL); |
|---|
| 1017 | } |
|---|
| 1018 | blob_info->type=PipeStream; |
|---|
| 1019 | blob_info->exempt=WizardTrue; |
|---|
| 1020 | return(blob_info); |
|---|
| 1021 | } |
|---|
| 1022 | #endif |
|---|
| 1023 | status=stat(filename,&blob_info->properties) == 0 ? WizardTrue : WizardFalse; |
|---|
| 1024 | #if defined(S_ISFIFO) |
|---|
| 1025 | if ((status == WizardTrue) && S_ISFIFO(blob_info->properties.st_mode)) |
|---|
| 1026 | { |
|---|
| 1027 | blob_info->file=WizardOpenStream(filename,type); |
|---|
| 1028 | if (blob_info->file == (FILE *) NULL) |
|---|
| 1029 | { |
|---|
| 1030 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 1031 | "unable to open file `%s': %s",filename,strerror(errno)); |
|---|
| 1032 | blob_info=(BlobInfo *) RelinquishWizardMemory(blob_info); |
|---|
| 1033 | return((BlobInfo *) NULL); |
|---|
| 1034 | } |
|---|
| 1035 | blob_info->type=FileStream; |
|---|
| 1036 | blob_info->exempt=WizardTrue; |
|---|
| 1037 | return(blob_info); |
|---|
| 1038 | } |
|---|
| 1039 | #endif |
|---|
| 1040 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1041 | if ((compress != WizardFalse) && |
|---|
| 1042 | (((strlen(filename) > 2) && |
|---|
| 1043 | (LocaleCompare(filename+strlen(filename)-2,".Z") == 0)) || |
|---|
| 1044 | ((strlen(filename) > 3) && |
|---|
| 1045 | (LocaleCompare(filename+strlen(filename)-3,".gz") == 0)) || |
|---|
| 1046 | ((strlen(filename) > 4) && |
|---|
| 1047 | (LocaleCompare(filename+strlen(filename)-4,".wmz") == 0)) || |
|---|
| 1048 | ((strlen(filename) > 5) && |
|---|
| 1049 | (LocaleCompare(filename+strlen(filename)-5,".svgz") == 0)))) |
|---|
| 1050 | { |
|---|
| 1051 | blob_info->file=(FILE *) gzopen(filename,type); |
|---|
| 1052 | if (blob_info->file != (FILE *) NULL) |
|---|
| 1053 | blob_info->type=ZipStream; |
|---|
| 1054 | } |
|---|
| 1055 | else |
|---|
| 1056 | #endif |
|---|
| 1057 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 1058 | if ((compress != WizardFalse) && (strlen(filename) > 4) && |
|---|
| 1059 | (LocaleCompare(filename+strlen(filename)-4,".bz2") == 0)) |
|---|
| 1060 | { |
|---|
| 1061 | blob_info->file=(FILE *) BZ2_bzopen(filename,type); |
|---|
| 1062 | if (blob_info->file != (FILE *) NULL) |
|---|
| 1063 | blob_info->type=BZipStream; |
|---|
| 1064 | } |
|---|
| 1065 | else |
|---|
| 1066 | #endif |
|---|
| 1067 | { |
|---|
| 1068 | blob_info->file=WizardOpenStream(filename,type); |
|---|
| 1069 | if (blob_info->file != (FILE *) NULL) |
|---|
| 1070 | { |
|---|
| 1071 | blob_info->type=FileStream; |
|---|
| 1072 | #if defined(WIZARDSTOOLKIT_HAVE_SETVBUF) |
|---|
| 1073 | (void) setvbuf(blob_info->file,(char *) NULL,(int) _IOFBF,16384); |
|---|
| 1074 | #endif |
|---|
| 1075 | if (*type == 'r') |
|---|
| 1076 | { |
|---|
| 1077 | size_t |
|---|
| 1078 | count; |
|---|
| 1079 | |
|---|
| 1080 | unsigned char |
|---|
| 1081 | magick[3]; |
|---|
| 1082 | |
|---|
| 1083 | (void) ResetWizardMemory(magick,0,sizeof(magick)); |
|---|
| 1084 | count=fread(magick,1,sizeof(magick),blob_info->file); |
|---|
| 1085 | (void) rewind(blob_info->file); |
|---|
| 1086 | (void) LogWizardEvent(BlobEvent,GetWizardModule(), |
|---|
| 1087 | " read %ld magic header bytes",(long) count); |
|---|
| 1088 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1089 | if ((compress != WizardFalse) && ((int) magick[0] == 0x1F) && |
|---|
| 1090 | ((int) magick[1] == 0x8B) && ((int) magick[2] == 0x08)) |
|---|
| 1091 | { |
|---|
| 1092 | (void) fclose(blob_info->file); |
|---|
| 1093 | blob_info->file=(FILE *) gzopen(filename,type); |
|---|
| 1094 | if (blob_info->file != (FILE *) NULL) |
|---|
| 1095 | blob_info->type=ZipStream; |
|---|
| 1096 | } |
|---|
| 1097 | #endif |
|---|
| 1098 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 1099 | if ((compress != WizardFalse) && |
|---|
| 1100 | (strncmp((char *) magick,"BZh",3) == 0)) |
|---|
| 1101 | { |
|---|
| 1102 | (void) fclose(blob_info->file); |
|---|
| 1103 | blob_info->file=(FILE *) BZ2_bzopen(filename,type); |
|---|
| 1104 | if (blob_info->file != (FILE *) NULL) |
|---|
| 1105 | blob_info->type=BZipStream; |
|---|
| 1106 | } |
|---|
| 1107 | #endif |
|---|
| 1108 | } |
|---|
| 1109 | } |
|---|
| 1110 | } |
|---|
| 1111 | properties=(&blob_info->properties); |
|---|
| 1112 | if ((blob_info->type == FileStream) && (*type == 'r') && |
|---|
| 1113 | (properties->st_size <= WizardMaxBufferExtent)) |
|---|
| 1114 | { |
|---|
| 1115 | size_t |
|---|
| 1116 | length; |
|---|
| 1117 | |
|---|
| 1118 | void |
|---|
| 1119 | *blob; |
|---|
| 1120 | |
|---|
| 1121 | length=(size_t) properties->st_size; |
|---|
| 1122 | blob=MapBlob(fileno(blob_info->file),ReadMode,0,length); |
|---|
| 1123 | if (blob != (void *) NULL) |
|---|
| 1124 | { |
|---|
| 1125 | |
|---|
| 1126 | |
|---|
| 1127 | |
|---|
| 1128 | (void) fclose(blob_info->file); |
|---|
| 1129 | blob_info->file=(FILE *) NULL; |
|---|
| 1130 | AttachBlob(blob_info,blob,length); |
|---|
| 1131 | blob_info->mapped=WizardTrue; |
|---|
| 1132 | } |
|---|
| 1133 | } |
|---|
| 1134 | blob_info->status=WizardFalse; |
|---|
| 1135 | if (blob_info->type != UndefinedStream) |
|---|
| 1136 | blob_info->size=GetBlobSize(blob_info); |
|---|
| 1137 | else |
|---|
| 1138 | { |
|---|
| 1139 | (void) ThrowWizardException(exception,GetWizardModule(),BlobError, |
|---|
| 1140 | "unable to open file `%s': %s",filename,strerror(errno)); |
|---|
| 1141 | blob_info=(BlobInfo *) RelinquishWizardMemory(blob_info); |
|---|
| 1142 | return((BlobInfo *) NULL); |
|---|
| 1143 | } |
|---|
| 1144 | return(blob_info); |
|---|
| 1145 | } |
|---|
| 1146 | |
|---|
| 1147 | |
|---|
| 1148 | |
|---|
| 1149 | |
|---|
| 1150 | |
|---|
| 1151 | |
|---|
| 1152 | |
|---|
| 1153 | |
|---|
| 1154 | |
|---|
| 1155 | |
|---|
| 1156 | |
|---|
| 1157 | |
|---|
| 1158 | |
|---|
| 1159 | |
|---|
| 1160 | |
|---|
| 1161 | |
|---|
| 1162 | |
|---|
| 1163 | |
|---|
| 1164 | |
|---|
| 1165 | |
|---|
| 1166 | |
|---|
| 1167 | |
|---|
| 1168 | |
|---|
| 1169 | |
|---|
| 1170 | |
|---|
| 1171 | |
|---|
| 1172 | |
|---|
| 1173 | |
|---|
| 1174 | |
|---|
| 1175 | |
|---|
| 1176 | static inline size_t WizardMin(const size_t x,const size_t y) |
|---|
| 1177 | { |
|---|
| 1178 | if (x < y) |
|---|
| 1179 | return(x); |
|---|
| 1180 | return(y); |
|---|
| 1181 | } |
|---|
| 1182 | |
|---|
| 1183 | WizardExport ssize_t ReadBlob(BlobInfo *blob_info,const size_t length, |
|---|
| 1184 | unsigned char *data) |
|---|
| 1185 | { |
|---|
| 1186 | int |
|---|
| 1187 | c; |
|---|
| 1188 | |
|---|
| 1189 | register unsigned char |
|---|
| 1190 | *q; |
|---|
| 1191 | |
|---|
| 1192 | ssize_t |
|---|
| 1193 | count; |
|---|
| 1194 | |
|---|
| 1195 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1196 | assert(blob_info->signature == WizardSignature); |
|---|
| 1197 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1198 | assert(blob_info->type != UndefinedStream); |
|---|
| 1199 | if (length == 0) |
|---|
| 1200 | return(0); |
|---|
| 1201 | assert(data != (void *) NULL); |
|---|
| 1202 | count=0; |
|---|
| 1203 | q=data; |
|---|
| 1204 | switch (blob_info->type) |
|---|
| 1205 | { |
|---|
| 1206 | case UndefinedStream: |
|---|
| 1207 | break; |
|---|
| 1208 | case FileStream: |
|---|
| 1209 | case StandardStream: |
|---|
| 1210 | case PipeStream: |
|---|
| 1211 | { |
|---|
| 1212 | switch (length) |
|---|
| 1213 | { |
|---|
| 1214 | default: |
|---|
| 1215 | { |
|---|
| 1216 | count=(ssize_t) fread(q,1,length,blob_info->file); |
|---|
| 1217 | break; |
|---|
| 1218 | } |
|---|
| 1219 | case 2: |
|---|
| 1220 | { |
|---|
| 1221 | c=getc(blob_info->file); |
|---|
| 1222 | if (c == EOF) |
|---|
| 1223 | break; |
|---|
| 1224 | *q++=(unsigned char) c; |
|---|
| 1225 | count++; |
|---|
| 1226 | } |
|---|
| 1227 | case 1: |
|---|
| 1228 | { |
|---|
| 1229 | c=getc(blob_info->file); |
|---|
| 1230 | if (c == EOF) |
|---|
| 1231 | break; |
|---|
| 1232 | *q++=(unsigned char) c; |
|---|
| 1233 | count++; |
|---|
| 1234 | } |
|---|
| 1235 | case 0: |
|---|
| 1236 | break; |
|---|
| 1237 | } |
|---|
| 1238 | break; |
|---|
| 1239 | } |
|---|
| 1240 | case ZipStream: |
|---|
| 1241 | { |
|---|
| 1242 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1243 | switch (length) |
|---|
| 1244 | { |
|---|
| 1245 | default: |
|---|
| 1246 | { |
|---|
| 1247 | count=(ssize_t) gzread(blob_info->file,q,(unsigned int) length); |
|---|
| 1248 | break; |
|---|
| 1249 | } |
|---|
| 1250 | case 2: |
|---|
| 1251 | { |
|---|
| 1252 | c=gzgetc(blob_info->file); |
|---|
| 1253 | if (c == EOF) |
|---|
| 1254 | break; |
|---|
| 1255 | *q++=(unsigned char) c; |
|---|
| 1256 | count++; |
|---|
| 1257 | } |
|---|
| 1258 | case 1: |
|---|
| 1259 | { |
|---|
| 1260 | c=gzgetc(blob_info->file); |
|---|
| 1261 | if (c == EOF) |
|---|
| 1262 | break; |
|---|
| 1263 | *q++=(unsigned char) c; |
|---|
| 1264 | count++; |
|---|
| 1265 | } |
|---|
| 1266 | case 0: |
|---|
| 1267 | break; |
|---|
| 1268 | } |
|---|
| 1269 | #endif |
|---|
| 1270 | break; |
|---|
| 1271 | } |
|---|
| 1272 | case BZipStream: |
|---|
| 1273 | { |
|---|
| 1274 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 1275 | count=(ssize_t) BZ2_bzread((BZFILE *) blob_info->file,q,(int) length); |
|---|
| 1276 | #endif |
|---|
| 1277 | break; |
|---|
| 1278 | } |
|---|
| 1279 | case BlobStream: |
|---|
| 1280 | { |
|---|
| 1281 | register const unsigned char |
|---|
| 1282 | *p; |
|---|
| 1283 | |
|---|
| 1284 | if (blob_info->offset >= (WizardOffsetType) blob_info->length) |
|---|
| 1285 | { |
|---|
| 1286 | blob_info->eof=WizardTrue; |
|---|
| 1287 | break; |
|---|
| 1288 | } |
|---|
| 1289 | p=blob_info->data+blob_info->offset; |
|---|
| 1290 | count=(ssize_t) WizardMin(length,(size_t) (blob_info->length- |
|---|
| 1291 | blob_info->offset)); |
|---|
| 1292 | blob_info->offset+=count; |
|---|
| 1293 | if (count != (ssize_t) length) |
|---|
| 1294 | blob_info->eof=WizardTrue; |
|---|
| 1295 | (void) CopyWizardMemory(q,p,(size_t) count); |
|---|
| 1296 | break; |
|---|
| 1297 | } |
|---|
| 1298 | } |
|---|
| 1299 | return(count); |
|---|
| 1300 | } |
|---|
| 1301 | |
|---|
| 1302 | |
|---|
| 1303 | |
|---|
| 1304 | |
|---|
| 1305 | |
|---|
| 1306 | |
|---|
| 1307 | |
|---|
| 1308 | |
|---|
| 1309 | |
|---|
| 1310 | |
|---|
| 1311 | |
|---|
| 1312 | |
|---|
| 1313 | |
|---|
| 1314 | |
|---|
| 1315 | |
|---|
| 1316 | |
|---|
| 1317 | |
|---|
| 1318 | |
|---|
| 1319 | |
|---|
| 1320 | |
|---|
| 1321 | |
|---|
| 1322 | |
|---|
| 1323 | |
|---|
| 1324 | |
|---|
| 1325 | static inline const unsigned char *ReadBlobStream(BlobInfo *blob_info, |
|---|
| 1326 | const size_t length,unsigned char *data,ssize_t *count) |
|---|
| 1327 | { |
|---|
| 1328 | assert(count != (ssize_t *) NULL); |
|---|
| 1329 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1330 | if (blob_info->type != BlobStream) |
|---|
| 1331 | { |
|---|
| 1332 | *count=ReadBlob(blob_info,length,data); |
|---|
| 1333 | return(data); |
|---|
| 1334 | } |
|---|
| 1335 | if (blob_info->offset >= (WizardOffsetType) blob_info->length) |
|---|
| 1336 | { |
|---|
| 1337 | *count=0; |
|---|
| 1338 | blob_info->eof=WizardTrue; |
|---|
| 1339 | return(data); |
|---|
| 1340 | } |
|---|
| 1341 | data=blob_info->data+blob_info->offset; |
|---|
| 1342 | *count=(ssize_t) WizardMin(length,(size_t) (blob_info->length- |
|---|
| 1343 | blob_info->offset)); |
|---|
| 1344 | blob_info->offset+=(*count); |
|---|
| 1345 | if (*count != (ssize_t) length) |
|---|
| 1346 | blob_info->eof=WizardTrue; |
|---|
| 1347 | return(data); |
|---|
| 1348 | } |
|---|
| 1349 | |
|---|
| 1350 | WizardExport int ReadBlobByte(BlobInfo *blob_info) |
|---|
| 1351 | { |
|---|
| 1352 | register const unsigned char |
|---|
| 1353 | *p; |
|---|
| 1354 | |
|---|
| 1355 | ssize_t |
|---|
| 1356 | count; |
|---|
| 1357 | |
|---|
| 1358 | unsigned char |
|---|
| 1359 | buffer[1]; |
|---|
| 1360 | |
|---|
| 1361 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1362 | assert(blob_info->signature == WizardSignature); |
|---|
| 1363 | p=ReadBlobStream(blob_info,1,buffer,&count); |
|---|
| 1364 | if (count != 1) |
|---|
| 1365 | return(EOF); |
|---|
| 1366 | return((int) (*p)); |
|---|
| 1367 | } |
|---|
| 1368 | |
|---|
| 1369 | |
|---|
| 1370 | |
|---|
| 1371 | |
|---|
| 1372 | |
|---|
| 1373 | |
|---|
| 1374 | |
|---|
| 1375 | |
|---|
| 1376 | |
|---|
| 1377 | |
|---|
| 1378 | |
|---|
| 1379 | |
|---|
| 1380 | |
|---|
| 1381 | |
|---|
| 1382 | |
|---|
| 1383 | |
|---|
| 1384 | |
|---|
| 1385 | |
|---|
| 1386 | |
|---|
| 1387 | |
|---|
| 1388 | |
|---|
| 1389 | |
|---|
| 1390 | |
|---|
| 1391 | |
|---|
| 1392 | |
|---|
| 1393 | |
|---|
| 1394 | |
|---|
| 1395 | |
|---|
| 1396 | |
|---|
| 1397 | |
|---|
| 1398 | |
|---|
| 1399 | WizardExport ssize_t ReadBlobChunk(BlobInfo *blob_info,const size_t length, |
|---|
| 1400 | unsigned char *data) |
|---|
| 1401 | { |
|---|
| 1402 | register ssize_t |
|---|
| 1403 | i; |
|---|
| 1404 | |
|---|
| 1405 | ssize_t |
|---|
| 1406 | count; |
|---|
| 1407 | |
|---|
| 1408 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1409 | assert(blob_info->signature == WizardSignature); |
|---|
| 1410 | assert(blob_info->type != UndefinedStream); |
|---|
| 1411 | assert(data != (void *) NULL); |
|---|
| 1412 | if (blob_info->type == BlobStream) |
|---|
| 1413 | return(ReadBlob(blob_info,length,data)); |
|---|
| 1414 | count=0; |
|---|
| 1415 | for (i=0; i < (ssize_t) length; i+=count) |
|---|
| 1416 | { |
|---|
| 1417 | count=ReadBlob(blob_info,WizardMin(length-i,(size_t) SSIZE_MAX),data+i); |
|---|
| 1418 | if (count <= 0) |
|---|
| 1419 | { |
|---|
| 1420 | count=0; |
|---|
| 1421 | if (errno != EINTR) |
|---|
| 1422 | break; |
|---|
| 1423 | } |
|---|
| 1424 | } |
|---|
| 1425 | return(i); |
|---|
| 1426 | } |
|---|
| 1427 | |
|---|
| 1428 | |
|---|
| 1429 | |
|---|
| 1430 | |
|---|
| 1431 | |
|---|
| 1432 | |
|---|
| 1433 | |
|---|
| 1434 | |
|---|
| 1435 | |
|---|
| 1436 | |
|---|
| 1437 | |
|---|
| 1438 | |
|---|
| 1439 | |
|---|
| 1440 | |
|---|
| 1441 | |
|---|
| 1442 | |
|---|
| 1443 | |
|---|
| 1444 | |
|---|
| 1445 | |
|---|
| 1446 | |
|---|
| 1447 | |
|---|
| 1448 | |
|---|
| 1449 | |
|---|
| 1450 | |
|---|
| 1451 | |
|---|
| 1452 | |
|---|
| 1453 | |
|---|
| 1454 | |
|---|
| 1455 | WizardExport WizardBooleanType SetBlobExtent(BlobInfo *blob_info, |
|---|
| 1456 | const WizardSizeType extent) |
|---|
| 1457 | { |
|---|
| 1458 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1459 | assert(blob_info->signature == WizardSignature); |
|---|
| 1460 | switch (blob_info->type) |
|---|
| 1461 | { |
|---|
| 1462 | case UndefinedStream: |
|---|
| 1463 | break; |
|---|
| 1464 | case FileStream: |
|---|
| 1465 | { |
|---|
| 1466 | if (extent != (WizardSizeType) ((off_t) extent)) |
|---|
| 1467 | return(WizardFalse); |
|---|
| 1468 | #if !defined(WIZARDSTOOLKIT_HAVE_POSIX_FALLOCATE) |
|---|
| 1469 | return(WizardFalse); |
|---|
| 1470 | #else |
|---|
| 1471 | { |
|---|
| 1472 | int |
|---|
| 1473 | status; |
|---|
| 1474 | |
|---|
| 1475 | WizardOffsetType |
|---|
| 1476 | offset; |
|---|
| 1477 | |
|---|
| 1478 | offset=TellBlob(blob_info); |
|---|
| 1479 | status=posix_fallocate(fileno(blob_info->file),(off_t) offset, |
|---|
| 1480 | (off_t) (extent-offset)); |
|---|
| 1481 | if (status != 0) |
|---|
| 1482 | return(WizardFalse); |
|---|
| 1483 | } |
|---|
| 1484 | #endif |
|---|
| 1485 | break; |
|---|
| 1486 | } |
|---|
| 1487 | case StandardStream: |
|---|
| 1488 | case PipeStream: |
|---|
| 1489 | case ZipStream: |
|---|
| 1490 | { |
|---|
| 1491 | return(WizardFalse); |
|---|
| 1492 | break; |
|---|
| 1493 | } |
|---|
| 1494 | case BZipStream: |
|---|
| 1495 | return(WizardFalse); |
|---|
| 1496 | case BlobStream: |
|---|
| 1497 | { |
|---|
| 1498 | if (blob_info->mapped != WizardFalse) |
|---|
| 1499 | { |
|---|
| 1500 | if (blob_info->file == (FILE *) NULL) |
|---|
| 1501 | return(WizardFalse); |
|---|
| 1502 | (void) UnmapBlob(blob_info->data,blob_info->length); |
|---|
| 1503 | #if !defined(WIZARDSTOOLKIT_HAVE_POSIX_FALLOCATE) |
|---|
| 1504 | return(WizardFalse); |
|---|
| 1505 | #else |
|---|
| 1506 | { |
|---|
| 1507 | int |
|---|
| 1508 | status; |
|---|
| 1509 | |
|---|
| 1510 | WizardOffsetType |
|---|
| 1511 | offset; |
|---|
| 1512 | |
|---|
| 1513 | offset=TellBlob(blob_info); |
|---|
| 1514 | status=posix_fallocate(fileno(blob_info->file),(off_t) offset, |
|---|
| 1515 | (off_t) (extent-offset)); |
|---|
| 1516 | if (status != 0) |
|---|
| 1517 | return(WizardFalse); |
|---|
| 1518 | } |
|---|
| 1519 | blob_info->data=(unsigned char*) MapBlob(fileno(blob_info->file), |
|---|
| 1520 | WriteMode,0,(size_t) extent); |
|---|
| 1521 | blob_info->extent=(size_t) extent; |
|---|
| 1522 | blob_info->length=(size_t) extent; |
|---|
| 1523 | (void) SyncBlob(blob_info); |
|---|
| 1524 | break; |
|---|
| 1525 | #endif |
|---|
| 1526 | } |
|---|
| 1527 | if (extent != (WizardSizeType) ((size_t) extent)) |
|---|
| 1528 | return(WizardFalse); |
|---|
| 1529 | blob_info->extent=(size_t) extent; |
|---|
| 1530 | blob_info->data=(unsigned char *) ResizeQuantumMemory( |
|---|
| 1531 | blob_info->data,blob_info->extent,sizeof(*blob_info->data)); |
|---|
| 1532 | (void) SyncBlob(blob_info); |
|---|
| 1533 | if (blob_info->data == (unsigned char *) NULL) |
|---|
| 1534 | { |
|---|
| 1535 | (void) DetachBlob(blob_info); |
|---|
| 1536 | return(WizardFalse); |
|---|
| 1537 | } |
|---|
| 1538 | break; |
|---|
| 1539 | } |
|---|
| 1540 | } |
|---|
| 1541 | return(WizardTrue); |
|---|
| 1542 | } |
|---|
| 1543 | |
|---|
| 1544 | |
|---|
| 1545 | |
|---|
| 1546 | |
|---|
| 1547 | |
|---|
| 1548 | |
|---|
| 1549 | |
|---|
| 1550 | |
|---|
| 1551 | |
|---|
| 1552 | |
|---|
| 1553 | |
|---|
| 1554 | |
|---|
| 1555 | |
|---|
| 1556 | |
|---|
| 1557 | |
|---|
| 1558 | |
|---|
| 1559 | |
|---|
| 1560 | |
|---|
| 1561 | |
|---|
| 1562 | |
|---|
| 1563 | |
|---|
| 1564 | |
|---|
| 1565 | |
|---|
| 1566 | |
|---|
| 1567 | WizardExport int SyncBlob(BlobInfo *blob_info) |
|---|
| 1568 | { |
|---|
| 1569 | int |
|---|
| 1570 | status; |
|---|
| 1571 | |
|---|
| 1572 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1573 | assert(blob_info->signature == WizardSignature); |
|---|
| 1574 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s",blob_info->filename); |
|---|
| 1575 | status=0; |
|---|
| 1576 | switch (blob_info->type) |
|---|
| 1577 | { |
|---|
| 1578 | case UndefinedStream: |
|---|
| 1579 | break; |
|---|
| 1580 | case FileStream: |
|---|
| 1581 | case StandardStream: |
|---|
| 1582 | case PipeStream: |
|---|
| 1583 | { |
|---|
| 1584 | status=fflush(blob_info->file); |
|---|
| 1585 | break; |
|---|
| 1586 | } |
|---|
| 1587 | case ZipStream: |
|---|
| 1588 | { |
|---|
| 1589 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1590 | status=gzflush(blob_info->file,Z_SYNC_FLUSH); |
|---|
| 1591 | #endif |
|---|
| 1592 | break; |
|---|
| 1593 | } |
|---|
| 1594 | case BZipStream: |
|---|
| 1595 | { |
|---|
| 1596 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 1597 | status=BZ2_bzflush((BZFILE *) blob_info->file); |
|---|
| 1598 | #endif |
|---|
| 1599 | break; |
|---|
| 1600 | } |
|---|
| 1601 | case BlobStream: |
|---|
| 1602 | { |
|---|
| 1603 | #if defined(WIZARDSTOOLKIT_HAVE_MMAP_FILEIO) |
|---|
| 1604 | if (blob_info->mapped != WizardFalse) |
|---|
| 1605 | status=msync(blob_info->data,blob_info->length,MS_SYNC); |
|---|
| 1606 | #endif |
|---|
| 1607 | break; |
|---|
| 1608 | } |
|---|
| 1609 | } |
|---|
| 1610 | return(status); |
|---|
| 1611 | } |
|---|
| 1612 | |
|---|
| 1613 | |
|---|
| 1614 | |
|---|
| 1615 | |
|---|
| 1616 | |
|---|
| 1617 | |
|---|
| 1618 | |
|---|
| 1619 | |
|---|
| 1620 | |
|---|
| 1621 | |
|---|
| 1622 | |
|---|
| 1623 | |
|---|
| 1624 | |
|---|
| 1625 | |
|---|
| 1626 | |
|---|
| 1627 | |
|---|
| 1628 | |
|---|
| 1629 | |
|---|
| 1630 | |
|---|
| 1631 | |
|---|
| 1632 | |
|---|
| 1633 | |
|---|
| 1634 | |
|---|
| 1635 | WizardExport WizardOffsetType TellBlob(const BlobInfo *blob_info) |
|---|
| 1636 | { |
|---|
| 1637 | WizardOffsetType |
|---|
| 1638 | offset; |
|---|
| 1639 | |
|---|
| 1640 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1641 | assert(blob_info->signature == WizardSignature); |
|---|
| 1642 | assert(blob_info->type != UndefinedStream); |
|---|
| 1643 | (void) LogWizardEvent(TraceEvent,GetWizardModule(),"%s",blob_info->filename); |
|---|
| 1644 | offset=(-1); |
|---|
| 1645 | switch (blob_info->type) |
|---|
| 1646 | { |
|---|
| 1647 | case UndefinedStream: |
|---|
| 1648 | break; |
|---|
| 1649 | case FileStream: |
|---|
| 1650 | { |
|---|
| 1651 | offset=ftell(blob_info->file); |
|---|
| 1652 | break; |
|---|
| 1653 | } |
|---|
| 1654 | case StandardStream: |
|---|
| 1655 | case PipeStream: |
|---|
| 1656 | break; |
|---|
| 1657 | case ZipStream: |
|---|
| 1658 | { |
|---|
| 1659 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1660 | offset=(WizardOffsetType) gztell(blob_info->file); |
|---|
| 1661 | #endif |
|---|
| 1662 | break; |
|---|
| 1663 | } |
|---|
| 1664 | case BZipStream: |
|---|
| 1665 | break; |
|---|
| 1666 | case BlobStream: |
|---|
| 1667 | { |
|---|
| 1668 | offset=blob_info->offset; |
|---|
| 1669 | break; |
|---|
| 1670 | } |
|---|
| 1671 | } |
|---|
| 1672 | return(offset); |
|---|
| 1673 | } |
|---|
| 1674 | |
|---|
| 1675 | |
|---|
| 1676 | |
|---|
| 1677 | |
|---|
| 1678 | |
|---|
| 1679 | |
|---|
| 1680 | |
|---|
| 1681 | |
|---|
| 1682 | |
|---|
| 1683 | |
|---|
| 1684 | |
|---|
| 1685 | |
|---|
| 1686 | |
|---|
| 1687 | |
|---|
| 1688 | |
|---|
| 1689 | |
|---|
| 1690 | |
|---|
| 1691 | |
|---|
| 1692 | |
|---|
| 1693 | |
|---|
| 1694 | |
|---|
| 1695 | |
|---|
| 1696 | |
|---|
| 1697 | |
|---|
| 1698 | |
|---|
| 1699 | |
|---|
| 1700 | WizardExport WizardBooleanType UnmapBlob(void *map,const size_t length) |
|---|
| 1701 | { |
|---|
| 1702 | #if defined(WIZARDSTOOLKIT_HAVE_MMAP_FILEIO) |
|---|
| 1703 | int |
|---|
| 1704 | status; |
|---|
| 1705 | |
|---|
| 1706 | status=munmap(map,length); |
|---|
| 1707 | return(status == -1 ? WizardFalse : WizardTrue); |
|---|
| 1708 | #else |
|---|
| 1709 | return(WizardFalse); |
|---|
| 1710 | #endif |
|---|
| 1711 | } |
|---|
| 1712 | |
|---|
| 1713 | |
|---|
| 1714 | |
|---|
| 1715 | |
|---|
| 1716 | |
|---|
| 1717 | |
|---|
| 1718 | |
|---|
| 1719 | |
|---|
| 1720 | |
|---|
| 1721 | |
|---|
| 1722 | |
|---|
| 1723 | |
|---|
| 1724 | |
|---|
| 1725 | |
|---|
| 1726 | |
|---|
| 1727 | |
|---|
| 1728 | |
|---|
| 1729 | |
|---|
| 1730 | |
|---|
| 1731 | |
|---|
| 1732 | |
|---|
| 1733 | |
|---|
| 1734 | |
|---|
| 1735 | |
|---|
| 1736 | |
|---|
| 1737 | |
|---|
| 1738 | |
|---|
| 1739 | |
|---|
| 1740 | |
|---|
| 1741 | WizardExport ssize_t WriteBlob(BlobInfo *blob_info,const size_t length, |
|---|
| 1742 | const unsigned char *data) |
|---|
| 1743 | { |
|---|
| 1744 | int |
|---|
| 1745 | c; |
|---|
| 1746 | |
|---|
| 1747 | register const unsigned char |
|---|
| 1748 | *p; |
|---|
| 1749 | |
|---|
| 1750 | ssize_t |
|---|
| 1751 | count; |
|---|
| 1752 | |
|---|
| 1753 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1754 | assert(blob_info->signature == WizardSignature); |
|---|
| 1755 | assert(data != (const unsigned char *) NULL); |
|---|
| 1756 | if (length == 0) |
|---|
| 1757 | return(0); |
|---|
| 1758 | count=0; |
|---|
| 1759 | p=data; |
|---|
| 1760 | switch (blob_info->type) |
|---|
| 1761 | { |
|---|
| 1762 | case UndefinedStream: |
|---|
| 1763 | break; |
|---|
| 1764 | case FileStream: |
|---|
| 1765 | case StandardStream: |
|---|
| 1766 | case PipeStream: |
|---|
| 1767 | { |
|---|
| 1768 | switch (length) |
|---|
| 1769 | { |
|---|
| 1770 | default: |
|---|
| 1771 | { |
|---|
| 1772 | count=(ssize_t) fwrite((const char *) data,1,length, |
|---|
| 1773 | blob_info->file); |
|---|
| 1774 | break; |
|---|
| 1775 | } |
|---|
| 1776 | case 2: |
|---|
| 1777 | { |
|---|
| 1778 | c=putc((int) *p++,blob_info->file); |
|---|
| 1779 | if (c == EOF) |
|---|
| 1780 | break; |
|---|
| 1781 | count++; |
|---|
| 1782 | } |
|---|
| 1783 | case 1: |
|---|
| 1784 | { |
|---|
| 1785 | c=putc((int) *p++,blob_info->file); |
|---|
| 1786 | if (c == EOF) |
|---|
| 1787 | break; |
|---|
| 1788 | count++; |
|---|
| 1789 | } |
|---|
| 1790 | case 0: |
|---|
| 1791 | break; |
|---|
| 1792 | } |
|---|
| 1793 | break; |
|---|
| 1794 | } |
|---|
| 1795 | case ZipStream: |
|---|
| 1796 | { |
|---|
| 1797 | #if defined(WIZARDSTOOLKIT_ZLIB_DELEGATE) |
|---|
| 1798 | switch (length) |
|---|
| 1799 | { |
|---|
| 1800 | default: |
|---|
| 1801 | { |
|---|
| 1802 | count=(ssize_t) gzwrite(blob_info->file,(void *) data, |
|---|
| 1803 | (unsigned int) length); |
|---|
| 1804 | break; |
|---|
| 1805 | } |
|---|
| 1806 | case 2: |
|---|
| 1807 | { |
|---|
| 1808 | c=gzputc(blob_info->file,(int) *p++); |
|---|
| 1809 | if (c == EOF) |
|---|
| 1810 | break; |
|---|
| 1811 | count++; |
|---|
| 1812 | } |
|---|
| 1813 | case 1: |
|---|
| 1814 | { |
|---|
| 1815 | c=gzputc(blob_info->file,(int) *p++); |
|---|
| 1816 | if (c == EOF) |
|---|
| 1817 | break; |
|---|
| 1818 | count++; |
|---|
| 1819 | } |
|---|
| 1820 | case 0: |
|---|
| 1821 | break; |
|---|
| 1822 | } |
|---|
| 1823 | #endif |
|---|
| 1824 | break; |
|---|
| 1825 | } |
|---|
| 1826 | case BZipStream: |
|---|
| 1827 | { |
|---|
| 1828 | #if defined(WIZARDSTOOLKIT_BZLIB_DELEGATE) |
|---|
| 1829 | count=(ssize_t) BZ2_bzwrite((BZFILE *) blob_info->file,(void *) data, |
|---|
| 1830 | (int) length); |
|---|
| 1831 | #endif |
|---|
| 1832 | break; |
|---|
| 1833 | } |
|---|
| 1834 | case BlobStream: |
|---|
| 1835 | { |
|---|
| 1836 | register unsigned char |
|---|
| 1837 | *q; |
|---|
| 1838 | |
|---|
| 1839 | if ((blob_info->offset+(WizardOffsetType) length) >= |
|---|
| 1840 | (WizardOffsetType) blob_info->extent) |
|---|
| 1841 | { |
|---|
| 1842 | if (blob_info->mapped != WizardFalse) |
|---|
| 1843 | return(0); |
|---|
| 1844 | blob_info->quantum<<=1; |
|---|
| 1845 | blob_info->extent+=length+blob_info->quantum; |
|---|
| 1846 | blob_info->data=(unsigned char *) ResizeQuantumMemory( |
|---|
| 1847 | blob_info->data,blob_info->extent+1, |
|---|
| 1848 | sizeof(*blob_info->data)); |
|---|
| 1849 | (void) SyncBlob(blob_info); |
|---|
| 1850 | if (blob_info->data == (unsigned char *) NULL) |
|---|
| 1851 | { |
|---|
| 1852 | (void) DetachBlob(blob_info); |
|---|
| 1853 | return(0); |
|---|
| 1854 | } |
|---|
| 1855 | } |
|---|
| 1856 | q=blob_info->data+blob_info->offset; |
|---|
| 1857 | (void) CopyWizardMemory(q,p,length); |
|---|
| 1858 | blob_info->offset+=length; |
|---|
| 1859 | if (blob_info->offset >= (WizardOffsetType) blob_info->length) |
|---|
| 1860 | blob_info->length=(size_t) blob_info->offset; |
|---|
| 1861 | count=(ssize_t) length; |
|---|
| 1862 | } |
|---|
| 1863 | } |
|---|
| 1864 | return(count); |
|---|
| 1865 | } |
|---|
| 1866 | |
|---|
| 1867 | |
|---|
| 1868 | |
|---|
| 1869 | |
|---|
| 1870 | |
|---|
| 1871 | |
|---|
| 1872 | |
|---|
| 1873 | |
|---|
| 1874 | |
|---|
| 1875 | |
|---|
| 1876 | |
|---|
| 1877 | |
|---|
| 1878 | |
|---|
| 1879 | |
|---|
| 1880 | |
|---|
| 1881 | |
|---|
| 1882 | |
|---|
| 1883 | |
|---|
| 1884 | |
|---|
| 1885 | |
|---|
| 1886 | |
|---|
| 1887 | |
|---|
| 1888 | |
|---|
| 1889 | |
|---|
| 1890 | |
|---|
| 1891 | |
|---|
| 1892 | |
|---|
| 1893 | static inline ssize_t WriteBlobStream(BlobInfo *blob_info,const size_t length, |
|---|
| 1894 | const unsigned char *data) |
|---|
| 1895 | { |
|---|
| 1896 | register unsigned char |
|---|
| 1897 | *q; |
|---|
| 1898 | |
|---|
| 1899 | WizardSizeType |
|---|
| 1900 | extent; |
|---|
| 1901 | |
|---|
| 1902 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1903 | if (blob_info->type != BlobStream) |
|---|
| 1904 | return(WriteBlob(blob_info,length,data)); |
|---|
| 1905 | assert(blob_info->type != UndefinedStream); |
|---|
| 1906 | assert(data != (void *) NULL); |
|---|
| 1907 | extent=(WizardSizeType) (blob_info->offset+(WizardOffsetType) length); |
|---|
| 1908 | if (extent >= blob_info->extent) |
|---|
| 1909 | { |
|---|
| 1910 | blob_info->quantum<<=1; |
|---|
| 1911 | extent=blob_info->extent+blob_info->quantum+length; |
|---|
| 1912 | if (SetBlobExtent(blob_info,extent) == WizardFalse) |
|---|
| 1913 | return(0); |
|---|
| 1914 | } |
|---|
| 1915 | q=blob_info->data+blob_info->offset; |
|---|
| 1916 | (void) CopyWizardMemory(q,data,length); |
|---|
| 1917 | blob_info->offset+=length; |
|---|
| 1918 | if (blob_info->offset >= (WizardOffsetType) blob_info->length) |
|---|
| 1919 | blob_info->length=(size_t) blob_info->offset; |
|---|
| 1920 | return((ssize_t) length); |
|---|
| 1921 | } |
|---|
| 1922 | |
|---|
| 1923 | WizardExport ssize_t WriteBlobByte(BlobInfo *blob_info, |
|---|
| 1924 | const unsigned char value) |
|---|
| 1925 | { |
|---|
| 1926 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1927 | assert(blob_info->signature == WizardSignature); |
|---|
| 1928 | return(WriteBlobStream(blob_info,1,&value)); |
|---|
| 1929 | } |
|---|
| 1930 | |
|---|
| 1931 | |
|---|
| 1932 | |
|---|
| 1933 | |
|---|
| 1934 | |
|---|
| 1935 | |
|---|
| 1936 | |
|---|
| 1937 | |
|---|
| 1938 | |
|---|
| 1939 | |
|---|
| 1940 | |
|---|
| 1941 | |
|---|
| 1942 | |
|---|
| 1943 | |
|---|
| 1944 | |
|---|
| 1945 | |
|---|
| 1946 | |
|---|
| 1947 | |
|---|
| 1948 | |
|---|
| 1949 | |
|---|
| 1950 | |
|---|
| 1951 | |
|---|
| 1952 | |
|---|
| 1953 | |
|---|
| 1954 | |
|---|
| 1955 | |
|---|
| 1956 | |
|---|
| 1957 | |
|---|
| 1958 | |
|---|
| 1959 | |
|---|
| 1960 | |
|---|
| 1961 | WizardExport ssize_t WriteBlobChunk(BlobInfo *blob_info,const size_t length, |
|---|
| 1962 | const unsigned char *data) |
|---|
| 1963 | { |
|---|
| 1964 | register ssize_t |
|---|
| 1965 | i; |
|---|
| 1966 | |
|---|
| 1967 | ssize_t |
|---|
| 1968 | count; |
|---|
| 1969 | |
|---|
| 1970 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 1971 | assert(blob_info->signature == WizardSignature); |
|---|
| 1972 | assert(data != (const unsigned char *) NULL); |
|---|
| 1973 | if (blob_info->type == BlobStream) |
|---|
| 1974 | return(WriteBlob(blob_info,length,data)); |
|---|
| 1975 | count=0; |
|---|
| 1976 | for (i=0; i < (ssize_t) length; i+=count) |
|---|
| 1977 | { |
|---|
| 1978 | count=WriteBlob(blob_info,WizardMin(length-i,(size_t) SSIZE_MAX),data+i); |
|---|
| 1979 | if (count <= 0) |
|---|
| 1980 | { |
|---|
| 1981 | count=0; |
|---|
| 1982 | if (errno != EINTR) |
|---|
| 1983 | break; |
|---|
| 1984 | } |
|---|
| 1985 | } |
|---|
| 1986 | return(i); |
|---|
| 1987 | } |
|---|
| 1988 | |
|---|
| 1989 | |
|---|
| 1990 | |
|---|
| 1991 | |
|---|
| 1992 | |
|---|
| 1993 | |
|---|
| 1994 | |
|---|
| 1995 | |
|---|
| 1996 | |
|---|
| 1997 | |
|---|
| 1998 | |
|---|
| 1999 | |
|---|
| 2000 | |
|---|
| 2001 | |
|---|
| 2002 | |
|---|
| 2003 | |
|---|
| 2004 | |
|---|
| 2005 | |
|---|
| 2006 | |
|---|
| 2007 | |
|---|
| 2008 | |
|---|
| 2009 | |
|---|
| 2010 | |
|---|
| 2011 | |
|---|
| 2012 | |
|---|
| 2013 | |
|---|
| 2014 | WizardExport ssize_t WriteBlobString(BlobInfo *blob_info,const char *string) |
|---|
| 2015 | { |
|---|
| 2016 | ssize_t |
|---|
| 2017 | count; |
|---|
| 2018 | |
|---|
| 2019 | assert(blob_info != (BlobInfo *) NULL); |
|---|
| 2020 | assert(blob_info->signature == WizardSignature); |
|---|
| 2021 | assert(string != (const char *) NULL); |
|---|
| 2022 | count=WriteBlobStream(blob_info,strlen(string),(const unsigned char *) |
|---|
| 2023 | string); |
|---|
| 2024 | return(count); |
|---|
| 2025 | } |
|---|