| 1 | /* $Header$ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1988-1997 Sam Leffler |
| 5 | * Copyright (c) 1991-1997 Silicon Graphics, Inc. |
| 6 | * |
| 7 | * Permission to use, copy, modify, distribute, and sell this software and |
| 8 | * its documentation for any purpose is hereby granted without fee, provided |
| 9 | * that (i) the above copyright notices and this permission notice appear in |
| 10 | * all copies of the software and related documentation, and (ii) the names of |
| 11 | * Sam Leffler and Silicon Graphics may not be used in any advertising or |
| 12 | * publicity relating to the software without the specific, prior written |
| 13 | * permission of Sam Leffler and Silicon Graphics. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, |
| 16 | * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY |
| 17 | * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. |
| 18 | * |
| 19 | * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR |
| 20 | * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, |
| 21 | * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 22 | * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF |
| 23 | * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 24 | * OF THIS SOFTWARE. |
| 25 | */ |
| 26 | |
| 27 | /* |
| 28 | * TIFF Library VMS-specific Routines. |
| 29 | */ |
| 30 | |
| 31 | #include <stdlib.h> |
| 32 | #include <unixio.h> |
| 33 | #include "tiffiop.h" |
| 34 | #if !HAVE_IEEEFP |
| 35 | #include <math.h> |
| 36 | #endif |
| 37 | |
| 38 | #ifdef VAXC |
| 39 | #define NOSHARE noshare |
| 40 | #else |
| 41 | #define NOSHARE |
| 42 | #endif |
| 43 | |
| 44 | #ifdef __alpha |
| 45 | /* Dummy entry point for backwards compatibility */ |
| 46 | void TIFFModeCCITTFax3(void){} |
| 47 | #endif |
| 48 | |
| 49 | static tsize_t |
| 50 | _tiffReadProc(thandle_t fd, tdata_t buf, tsize_t size) |
| 51 | { |
| 52 | return (read((int) fd, buf, size)); |
| 53 | } |
| 54 | |
| 55 | static tsize_t |
| 56 | _tiffWriteProc(thandle_t fd, tdata_t buf, tsize_t size) |
| 57 | { |
| 58 | return (write((int) fd, buf, size)); |
| 59 | } |
| 60 | |
| 61 | static toff_t |
| 62 | _tiffSeekProc(thandle_t fd, toff_t off, int whence) |
| 63 | { |
| 64 | return ((toff_t) lseek((int) fd, (off_t) off, whence)); |
| 65 | } |
| 66 | |
| 67 | static int |
| 68 | _tiffCloseProc(thandle_t fd) |
| 69 | { |
| 70 | return (close((int) fd)); |
| 71 | } |
| 72 | |
| 73 | #include <sys/stat.h> |
| 74 | |
| 75 | static toff_t |
| 76 | _tiffSizeProc(thandle_t fd) |
| 77 | { |
| 78 | struct stat sb; |
| 79 | return (toff_t) (fstat((int) fd, &sb) < 0 ? 0 : sb.st_size); |
| 80 | } |
| 81 | |
| 82 | #ifdef HAVE_MMAP |
| 83 | #include <starlet.h> |
| 84 | #include <fab.h> |
| 85 | #include <secdef.h> |
| 86 | |
| 87 | /* |
| 88 | * Table for storing information on current open sections. |
| 89 | * (Should really be a linked list) |
| 90 | */ |
| 91 | #define MAX_MAPPED 100 |
| 92 | static int no_mapped = 0; |
| 93 | static struct { |
| 94 | char *base; |
| 95 | char *top; |
| 96 | unsigned short channel; |
| 97 | } map_table[MAX_MAPPED]; |
| 98 | |
| 99 | /* |
| 100 | * This routine maps a file into a private section. Note that this |
| 101 | * method of accessing a file is by far the fastest under VMS. |
| 102 | * The routine may fail (i.e. return 0) for several reasons, for |
| 103 | * example: |
| 104 | * - There is no more room for storing the info on sections. |
| 105 | * - The process is out of open file quota, channels, ... |
| 106 | * - fd does not describe an opened file. |
| 107 | * - The file is already opened for write access by this process |
| 108 | * or another process |
| 109 | * - There is no free "hole" in virtual memory that fits the |
| 110 | * size of the file |
| 111 | */ |
| 112 | static int |
| 113 | _tiffMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize) |
| 114 | { |
| 115 | char name[256]; |
| 116 | struct FAB fab; |
| 117 | unsigned short channel; |
| 118 | char *inadr[2], *retadr[2]; |
| 119 | unsigned long status; |
| 120 | long size; |
| 121 | |
| 122 | if (no_mapped >= MAX_MAPPED) |
| 123 | return(0); |
| 124 | /* |
| 125 | * We cannot use a file descriptor, we |
| 126 | * must open the file once more. |
| 127 | */ |
| 128 | if (getname((int)fd, name, 1) == NULL) |
| 129 | return(0); |
| 130 | /* prepare the FAB for a user file open */ |
| 131 | fab = cc$rms_fab; |
| 132 | fab.fab$l_fop |= FAB$V_UFO; |
| 133 | fab.fab$b_fac = FAB$M_GET; |
| 134 | fab.fab$b_shr = FAB$M_SHRGET; |
| 135 | fab.fab$l_fna = name; |
| 136 | fab.fab$b_fns = strlen(name); |
| 137 | status = sys$open(&fab); /* open file & get channel number */ |
| 138 | if ((status&1) == 0) |
| 139 | return(0); |
| 140 | channel = (unsigned short)fab.fab$l_stv; |
| 141 | inadr[0] = inadr[1] = (char *)0; /* just an address in P0 space */ |
| 142 | /* |
| 143 | * Map the blocks of the file up to |
| 144 | * the EOF block into virtual memory. |
| 145 | */ |
| 146 | size = _tiffSizeProc(fd); |
| 147 | status = sys$crmpsc(inadr, retadr, 0, SEC$M_EXPREG, 0,0,0, channel, |
| 148 | TIFFhowmany(size,512), 0,0,0); |
| 149 | if ((status&1) == 0){ |
| 150 | sys$dassgn(channel); |
| 151 | return(0); |
| 152 | } |
| 153 | *pbase = (tdata_t) retadr[0]; /* starting virtual address */ |
| 154 | /* |
| 155 | * Use the size of the file up to the |
| 156 | * EOF mark for UNIX compatibility. |
| 157 | */ |
| 158 | *psize = (toff_t) size; |
| 159 | /* Record the section in the table */ |
| 160 | map_table[no_mapped].base = retadr[0]; |
| 161 | map_table[no_mapped].top = retadr[1]; |
| 162 | map_table[no_mapped].channel = channel; |
| 163 | no_mapped++; |
| 164 | |
| 165 | return(1); |
| 166 | } |
| 167 | |
| 168 | /* |
| 169 | * This routine unmaps a section from the virtual address space of |
| 170 | * the process, but only if the base was the one returned from a |
| 171 | * call to TIFFMapFileContents. |
| 172 | */ |
| 173 | static void |
| 174 | _tiffUnmapProc(thandle_t fd, tdata_t base, toff_t size) |
| 175 | { |
| 176 | char *inadr[2]; |
| 177 | int i, j; |
| 178 | |
| 179 | /* Find the section in the table */ |
| 180 | for (i = 0;i < no_mapped; i++) { |
| 181 | if (map_table[i].base == (char *) base) { |
| 182 | /* Unmap the section */ |
| 183 | inadr[0] = (char *) base; |
| 184 | inadr[1] = map_table[i].top; |
| 185 | sys$deltva(inadr, 0, 0); |
| 186 | sys$dassgn(map_table[i].channel); |
| 187 | /* Remove this section from the list */ |
| 188 | for (j = i+1; j < no_mapped; j++) |
| 189 | map_table[j-1] = map_table[j]; |
| 190 | no_mapped--; |
| 191 | return; |
| 192 | } |
| 193 | } |
| 194 | } |
| 195 | #else /* !HAVE_MMAP */ |
| 196 | static int |
| 197 | _tiffMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize) |
| 198 | { |
| 199 | return (0); |
| 200 | } |
| 201 | |
| 202 | static void |
| 203 | _tiffUnmapProc(thandle_t fd, tdata_t base, toff_t size) |
| 204 | { |
| 205 | } |
| 206 | #endif /* !HAVE_MMAP */ |
| 207 | |
| 208 | /* |
| 209 | * Open a TIFF file descriptor for read/writing. |
| 210 | */ |
| 211 | TIFF* |
| 212 | TIFFFdOpen(int fd, const char* name, const char* mode) |
| 213 | { |
| 214 | TIFF* tif; |
| 215 | |
| 216 | tif = TIFFClientOpen(name, mode, |
| 217 | (thandle_t) fd, |
| 218 | _tiffReadProc, _tiffWriteProc, _tiffSeekProc, _tiffCloseProc, |
| 219 | _tiffSizeProc, _tiffMapProc, _tiffUnmapProc); |
| 220 | if (tif) |
| 221 | tif->tif_fd = fd; |
| 222 | return (tif); |
| 223 | } |
| 224 | |
| 225 | /* |
| 226 | * Open a TIFF file for read/writing. |
| 227 | */ |
| 228 | TIFF* |
| 229 | TIFFOpen(const char* name, const char* mode) |
| 230 | { |
| 231 | static const char module[] = "TIFFOpen"; |
| 232 | int m, fd; |
| 233 | |
| 234 | m = _TIFFgetMode(mode, module); |
| 235 | if (m == -1) |
| 236 | return ((TIFF*)0); |
| 237 | if (m&O_TRUNC){ |
| 238 | /* |
| 239 | * There is a bug in open in VAXC. If you use |
| 240 | * open w/ m=O_RDWR|O_CREAT|O_TRUNC the |
| 241 | * wrong thing happens. On the other hand |
| 242 | * creat does the right thing. |
| 243 | */ |
| 244 | fd = creat((char *) /* bug in stdio.h */ name, 0666, |
| 245 | "alq = 128", "deq = 64", "mbc = 32", |
| 246 | "fop = tef"); |
| 247 | } else if (m&O_RDWR) { |
| 248 | fd = open(name, m, 0666, |
| 249 | "deq = 64", "mbc = 32", "fop = tef", "ctx = stm"); |
| 250 | } else |
| 251 | fd = open(name, m, 0666, "mbc = 32", "ctx = stm"); |
| 252 | if (fd < 0) { |
| 253 | TIFFError(module, "%s: Cannot open", name); |
| 254 | return ((TIFF*)0); |
| 255 | } |
| 256 | return (TIFFFdOpen(fd, name, mode)); |
| 257 | } |
| 258 | |
| 259 | tdata_t |
| 260 | _TIFFmalloc(tsize_t s) |
| 261 | { |
| 262 | return (malloc((size_t) s)); |
| 263 | } |
| 264 | |
| 265 | void |
| 266 | _TIFFfree(tdata_t p) |
| 267 | { |
| 268 | free(p); |
| 269 | } |
| 270 | |
| 271 | tdata_t |
| 272 | _TIFFrealloc(tdata_t p, tsize_t s) |
| 273 | { |
| 274 | return (realloc(p, (size_t) s)); |
| 275 | } |
| 276 | |
| 277 | void |
| 278 | _TIFFmemset(tdata_t p, int v, tsize_t c) |
| 279 | { |
| 280 | memset(p, v, (size_t) c); |
| 281 | } |
| 282 | |
| 283 | void |
| 284 | _TIFFmemcpy(tdata_t d, const tdata_t s, tsize_t c) |
| 285 | { |
| 286 | memcpy(d, s, (size_t) c); |
| 287 | } |
| 288 | |
| 289 | int |
| 290 | _TIFFmemcmp(const tdata_t p1, const tdata_t p2, tsize_t c) |
| 291 | { |
| 292 | return (memcmp(p1, p2, (size_t) c)); |
| 293 | } |
| 294 | |
| 295 | /* |
| 296 | * On the VAX, we need to make those global, writable pointers |
| 297 | * non-shareable, otherwise they would be made shareable by default. |
| 298 | * On the AXP, this brain damage has been corrected. |
| 299 | * |
| 300 | * I (Karsten Spang, krs@kampsax.dk) have dug around in the GCC |
| 301 | * manual and the GAS code and have come up with the following |
| 302 | * construct, but I don't have GCC on my VAX, so it is untested. |
| 303 | * Please tell me if it does not work. |
| 304 | */ |
| 305 | |
| 306 | static void |
| 307 | vmsWarningHandler(const char* module, const char* fmt, va_list ap) |
| 308 | { |
| 309 | if (module != NULL) |
| 310 | fprintf(stderr, "%s: ", module); |
| 311 | fprintf(stderr, "Warning, "); |
| 312 | vfprintf(stderr, fmt, ap); |
| 313 | fprintf(stderr, ".\n"); |
| 314 | } |
| 315 | |
| 316 | NOSHARE TIFFErrorHandler _TIFFwarningHandler = vmsWarningHandler |
| 317 | #if defined(VAX) && defined(__GNUC__) |
| 318 | asm("_$$PsectAttributes_NOSHR$$_TIFFwarningHandler") |
| 319 | #endif |
| 320 | ; |
| 321 | |
| 322 | static void |
| 323 | vmsErrorHandler(const char* module, const char* fmt, va_list ap) |
| 324 | { |
| 325 | if (module != NULL) |
| 326 | fprintf(stderr, "%s: ", module); |
| 327 | vfprintf(stderr, fmt, ap); |
| 328 | fprintf(stderr, ".\n"); |
| 329 | } |
| 330 | |
| 331 | NOSHARE TIFFErrorHandler _TIFFerrorHandler = vmsErrorHandler |
| 332 | #if defined(VAX) && defined(__GNUC__) |
| 333 | asm("_$$PsectAttributes_NOSHR$$_TIFFerrorHandler") |
| 334 | #endif |
| 335 | ; |
| 336 | |
| 337 | |
| 338 | #if !HAVE_IEEEFP |
| 339 | /* IEEE floting point handling */ |
| 340 | |
| 341 | typedef struct ieeedouble { |
| 342 | u_long mant2; /* fix NDR: full 8-byte swap */ |
| 343 | u_long mant : 20, |
| 344 | exp : 11, |
| 345 | sign : 1; |
| 346 | } ieeedouble; |
| 347 | typedef struct ieeefloat { |
| 348 | u_long mant : 23, |
| 349 | exp : 8, |
| 350 | sign : 1; |
| 351 | } ieeefloat; |
| 352 | |
| 353 | /* |
| 354 | * NB: These are D_FLOAT's, not G_FLOAT's. A G_FLOAT is |
| 355 | * simply a reverse-IEEE float/double. |
| 356 | */ |
| 357 | |
| 358 | typedef struct { |
| 359 | u_long mant1 : 7, |
| 360 | exp : 8, |
| 361 | sign : 1, |
| 362 | mant2 : 16, |
| 363 | mant3 : 16, |
| 364 | mant4 : 16; |
| 365 | } nativedouble; |
| 366 | typedef struct { |
| 367 | u_long mant1 : 7, |
| 368 | exp : 8, |
| 369 | sign : 1, |
| 370 | mant2 : 16; |
| 371 | } nativefloat; |
| 372 | |
| 373 | typedef union { |
| 374 | ieeedouble ieee; |
| 375 | nativedouble native; |
| 376 | char b[8]; |
| 377 | uint32 l[2]; |
| 378 | double d; |
| 379 | } double_t; |
| 380 | |
| 381 | typedef union { |
| 382 | ieeefloat ieee; |
| 383 | nativefloat native; |
| 384 | char b[4]; |
| 385 | uint32 l; |
| 386 | float f; |
| 387 | } float_t; |
| 388 | |
| 389 | #if defined(VAXC) || defined(DECC) |
| 390 | #pragma inline(ieeetod,dtoieee) |
| 391 | #endif |
| 392 | |
| 393 | /* |
| 394 | * Convert an IEEE double precision number to native double precision. |
| 395 | * The source is contained in two longwords, the second holding the sign, |
| 396 | * exponent and the higher order bits of the mantissa, and the first |
| 397 | * holding the rest of the mantissa as follows: |
| 398 | * (Note: It is assumed that the number has been eight-byte swapped to |
| 399 | * LSB first.) |
| 400 | * |
| 401 | * First longword: |
| 402 | * 32 least significant bits of mantissa |
| 403 | * Second longword: |
| 404 | * 0-19: 20 most significant bits of mantissa |
| 405 | * 20-30: exponent |
| 406 | * 31: sign |
| 407 | * The exponent is stored as excess 1023. |
| 408 | * The most significant bit of the mantissa is implied 1, and not stored. |
| 409 | * If the exponent and mantissa are zero, the number is zero. |
| 410 | * If the exponent is 0 (i.e. -1023) and the mantissa is non-zero, it is an |
| 411 | * unnormalized number with the most significant bit NOT implied. |
| 412 | * If the exponent is 2047, the number is invalid, in case the mantissa is zero, |
| 413 | * this means overflow (+/- depending of the sign bit), otherwise |
| 414 | * it simply means invalid number. |
| 415 | * |
| 416 | * If the number is too large for the machine or was specified as overflow, |
| 417 | * +/-HUGE_VAL is returned. |
| 418 | */ |
| 419 | INLINE static void |
| 420 | ieeetod(double *dp) |
| 421 | { |
| 422 | double_t source; |
| 423 | long sign,exp,mant; |
| 424 | double dmant; |
| 425 | |
| 426 | source.ieee = ((double_t*)dp)->ieee; |
| 427 | sign = source.ieee.sign; |
| 428 | exp = source.ieee.exp; |
| 429 | mant = source.ieee.mant; |
| 430 | |
| 431 | if (exp == 2047) { |
| 432 | if (mant) /* Not a Number (NAN) */ |
| 433 | *dp = HUGE_VAL; |
| 434 | else /* +/- infinity */ |
| 435 | *dp = (sign ? -HUGE_VAL : HUGE_VAL); |
| 436 | return; |
| 437 | } |
| 438 | if (!exp) { |
| 439 | if (!(mant || source.ieee.mant2)) { /* zero */ |
| 440 | *dp=0; |
| 441 | return; |
| 442 | } else { /* Unnormalized number */ |
| 443 | /* NB: not -1023, the 1 bit is not implied */ |
| 444 | exp= -1022; |
| 445 | } |
| 446 | } else { |
| 447 | mant |= 1<<20; |
| 448 | exp -= 1023; |
| 449 | } |
| 450 | dmant = (((double) mant) + |
| 451 | ((double) source.ieee.mant2) / (((double) (1<<16)) * |
| 452 | ((double) (1<<16)))) / (double) (1<<20); |
| 453 | dmant = ldexp(dmant, exp); |
| 454 | if (sign) |
| 455 | dmant= -dmant; |
| 456 | *dp = dmant; |
| 457 | } |
| 458 | |
| 459 | INLINE static void |
| 460 | dtoieee(double *dp) |
| 461 | { |
| 462 | double_t num; |
| 463 | double x; |
| 464 | int exp; |
| 465 | |
| 466 | num.d = *dp; |
| 467 | if (!num.d) { /* Zero is just binary all zeros */ |
| 468 | num.l[0] = num.l[1] = 0; |
| 469 | return; |
| 470 | } |
| 471 | |
| 472 | if (num.d < 0) { /* Sign is encoded separately */ |
| 473 | num.d = -num.d; |
| 474 | num.ieee.sign = 1; |
| 475 | } else { |
| 476 | num.ieee.sign = 0; |
| 477 | } |
| 478 | |
| 479 | /* Now separate the absolute value into mantissa and exponent */ |
| 480 | x = frexp(num.d, &exp); |
| 481 | |
| 482 | /* |
| 483 | * Handle cases where the value is outside the |
| 484 | * range for IEEE floating point numbers. |
| 485 | * (Overflow cannot happen on a VAX, but underflow |
| 486 | * can happen for G float.) |
| 487 | */ |
| 488 | if (exp < -1022) { /* Unnormalized number */ |
| 489 | x = ldexp(x, -1023-exp); |
| 490 | exp = 0; |
| 491 | } else if (exp > 1023) { /* +/- infinity */ |
| 492 | x = 0; |
| 493 | exp = 2047; |
| 494 | } else { /* Get rid of most significant bit */ |
| 495 | x *= 2; |
| 496 | x -= 1; |
| 497 | exp += 1022; /* fix NDR: 1.0 -> x=0.5, exp=1 -> ieee.exp = 1023 */ |
| 498 | } |
| 499 | num.ieee.exp = exp; |
| 500 | |
| 501 | x *= (double) (1<<20); |
| 502 | num.ieee.mant = (long) x; |
| 503 | x -= (double) num.ieee.mant; |
| 504 | num.ieee.mant2 = (long) (x*((double) (1<<16)*(double) (1<<16))); |
| 505 | |
| 506 | if (!(num.ieee.mant || num.ieee.exp || num.ieee.mant2)) { |
| 507 | /* Avoid negative zero */ |
| 508 | num.ieee.sign = 0; |
| 509 | } |
| 510 | ((double_t*)dp)->ieee = num.ieee; |
| 511 | } |
| 512 | |
| 513 | /* |
| 514 | * Beware, these do not handle over/under-flow |
| 515 | * during conversion from ieee to native format. |
| 516 | */ |
| 517 | #define NATIVE2IEEEFLOAT(fp) { \ |
| 518 | float_t t; \ |
| 519 | if (t.ieee.exp = (fp)->native.exp) \ |
| 520 | t.ieee.exp += -129 + 127; \ |
| 521 | t.ieee.sign = (fp)->native.sign; \ |
| 522 | t.ieee.mant = ((fp)->native.mant1<<16)|(fp)->native.mant2; \ |
| 523 | *(fp) = t; \ |
| 524 | } |
| 525 | #define IEEEFLOAT2NATIVE(fp) { \ |
| 526 | float_t t; int v = (fp)->ieee.exp; \ |
| 527 | if (v) v += -127 + 129; /* alter bias of exponent */\ |
| 528 | t.native.exp = v; /* implicit truncation of exponent */\ |
| 529 | t.native.sign = (fp)->ieee.sign; \ |
| 530 | v = (fp)->ieee.mant; \ |
| 531 | t.native.mant1 = v >> 16; \ |
| 532 | t.native.mant2 = v;\ |
| 533 | *(fp) = t; \ |
| 534 | } |
| 535 | |
| 536 | #define IEEEDOUBLE2NATIVE(dp) ieeetod(dp) |
| 537 | |
| 538 | #define NATIVE2IEEEDOUBLE(dp) dtoieee(dp) |
| 539 | |
| 540 | |
| 541 | /* |
| 542 | * These unions are used during floating point |
| 543 | * conversions. The above macros define the |
| 544 | * conversion operations. |
| 545 | */ |
| 546 | void |
| 547 | TIFFCvtIEEEFloatToNative(TIFF* tif, u_int n, float* f) |
| 548 | { |
| 549 | float_t* fp = (float_t*) f; |
| 550 | |
| 551 | while (n-- > 0) { |
| 552 | IEEEFLOAT2NATIVE(fp); |
| 553 | fp++; |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | void |
| 558 | TIFFCvtNativeToIEEEFloat(TIFF* tif, u_int n, float* f) |
| 559 | { |
| 560 | float_t* fp = (float_t*) f; |
| 561 | |
| 562 | while (n-- > 0) { |
| 563 | NATIVE2IEEEFLOAT(fp); |
| 564 | fp++; |
| 565 | } |
| 566 | } |
| 567 | void |
| 568 | TIFFCvtIEEEDoubleToNative(TIFF* tif, u_int n, double* f) |
| 569 | { |
| 570 | double_t* fp = (double_t*) f; |
| 571 | |
| 572 | while (n-- > 0) { |
| 573 | IEEEDOUBLE2NATIVE(fp); |
| 574 | fp++; |
| 575 | } |
| 576 | } |
| 577 | |
| 578 | void |
| 579 | TIFFCvtNativeToIEEEDouble(TIFF* tif, u_int n, double* f) |
| 580 | { |
| 581 | double_t* fp = (double_t*) f; |
| 582 | |
| 583 | while (n-- > 0) { |
| 584 | NATIVE2IEEEDOUBLE(fp); |
| 585 | fp++; |
| 586 | } |
| 587 | } |
| 588 | #endif |