| File: | src/xcms/cmsColNm.c |
| Location: | line 432, column 7 |
| Description: | Function call argument is an uninitialized value |
| 1 | ||||
| 2 | /* | |||
| 3 | * Code and supporting documentation (c) Copyright 1990 1991 Tektronix, Inc. | |||
| 4 | * All Rights Reserved | |||
| 5 | * | |||
| 6 | * This file is a component of an X Window System-specific implementation | |||
| 7 | * of Xcms based on the TekColor Color Management System. Permission is | |||
| 8 | * hereby granted to use, copy, modify, sell, and otherwise distribute this | |||
| 9 | * software and its documentation for any purpose and without fee, provided | |||
| 10 | * that this copyright, permission, and disclaimer notice is reproduced in | |||
| 11 | * all copies of this software and in supporting documentation. TekColor | |||
| 12 | * is a trademark of Tektronix, Inc. | |||
| 13 | * | |||
| 14 | * Tektronix makes no representation about the suitability of this software | |||
| 15 | * for any purpose. It is provided "as is" and with all faults. | |||
| 16 | * | |||
| 17 | * TEKTRONIX DISCLAIMS ALL WARRANTIES APPLICABLE TO THIS SOFTWARE, | |||
| 18 | * INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A | |||
| 19 | * PARTICULAR PURPOSE. IN NO EVENT SHALL TEKTRONIX BE LIABLE FOR ANY | |||
| 20 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER | |||
| 21 | * RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER IN AN ACTION OF | |||
| 22 | * CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |||
| 23 | * CONNECTION WITH THE USE OR THE PERFORMANCE OF THIS SOFTWARE. | |||
| 24 | * | |||
| 25 | * NAME | |||
| 26 | * XcmsColNm.c | |||
| 27 | * | |||
| 28 | * DESCRIPTION | |||
| 29 | * Source for _XcmsLookupColorName(). | |||
| 30 | * | |||
| 31 | * | |||
| 32 | */ | |||
| 33 | ||||
| 34 | #ifdef HAVE_CONFIG_H1 | |||
| 35 | #include <config.h> | |||
| 36 | #endif | |||
| 37 | #include "Xlibint.h" | |||
| 38 | #include "Xcmsint.h" | |||
| 39 | #include <X11/Xos.h> | |||
| 40 | #include <sys/stat.h> | |||
| 41 | #include <stdio.h> | |||
| 42 | #include <ctype.h> | |||
| 43 | #include <limits.h> | |||
| 44 | #define XK_LATIN1 | |||
| 45 | #include <X11/keysymdef.h> | |||
| 46 | #include "Cv.h" | |||
| 47 | ||||
| 48 | /* forwards/locals */ | |||
| 49 | static Statusint LoadColornameDB(void); | |||
| 50 | ||||
| 51 | ||||
| 52 | /* | |||
| 53 | * LOCAL DEFINES | |||
| 54 | * #define declarations local to this package. | |||
| 55 | */ | |||
| 56 | #ifndef XCMSDB"/Users/jeremy/src/freedesktop/jhbuild/build/share/X11" "/Xcms.txt" | |||
| 57 | #define XCMSDB"/Users/jeremy/src/freedesktop/jhbuild/build/share/X11" "/Xcms.txt" XCMSDIR"/Users/jeremy/src/freedesktop/jhbuild/build/share/X11" "/Xcms.txt" | |||
| 58 | #endif | |||
| 59 | ||||
| 60 | #ifndef isgraph | |||
| 61 | # define isgraph(c)(isprint((c)) && !isspace((c))) (isprint((c)) && !isspace((c))) | |||
| 62 | #endif | |||
| 63 | ||||
| 64 | #ifndef XCMSDB_MAXLINELEN256 | |||
| 65 | # define XCMSDB_MAXLINELEN256 256 | |||
| 66 | #endif | |||
| 67 | ||||
| 68 | #define FORMAT_VERSION"0.1" "0.1" | |||
| 69 | #define START_TOKEN"XCMS_COLORDB_START" "XCMS_COLORDB_START" | |||
| 70 | #define END_TOKEN"XCMS_COLORDB_END" "XCMS_COLORDB_END" | |||
| 71 | #define DELIM_CHAR'\t' '\t' | |||
| 72 | ||||
| 73 | #define NOT_VISITED0x0 0x0 | |||
| 74 | #define VISITED0x1 0x1 | |||
| 75 | #define CYCLE0xFFFF 0xFFFF | |||
| 76 | #define XcmsDbInitNone-1 -1 | |||
| 77 | #define XcmsDbInitFailure0 0 | |||
| 78 | #define XcmsDbInitSuccess1 1 | |||
| 79 | ||||
| 80 | /* | |||
| 81 | * LOCAL TYPEDEFS | |||
| 82 | */ | |||
| 83 | typedef struct _XcmsPair { | |||
| 84 | const char *first; | |||
| 85 | const char *second; | |||
| 86 | int flag; | |||
| 87 | } XcmsPair; | |||
| 88 | ||||
| 89 | /* | |||
| 90 | * LOCAL VARIABLES | |||
| 91 | */ | |||
| 92 | static int XcmsColorDbState = XcmsDbInitNone-1; | |||
| 93 | static int nEntries; | |||
| 94 | static char *strings; | |||
| 95 | static XcmsPair *pairs; | |||
| 96 | static const char whitePtStr[] = "WhitePoint"; | |||
| 97 | ||||
| 98 | ||||
| 99 | /************************************************************************ | |||
| 100 | * * | |||
| 101 | * PRIVATE ROUTINES * | |||
| 102 | * * | |||
| 103 | ************************************************************************/ | |||
| 104 | ||||
| 105 | /* | |||
| 106 | * NAME | |||
| 107 | * _XcmsColorSpaceOfString | |||
| 108 | * | |||
| 109 | * SYNOPSIS | |||
| 110 | */ | |||
| 111 | static XcmsColorSpace * | |||
| 112 | _XcmsColorSpaceOfString( | |||
| 113 | XcmsCCC ccc, | |||
| 114 | const char *color_string) | |||
| 115 | /* | |||
| 116 | * DESCRIPTION | |||
| 117 | * Returns a pointer to the color space structure | |||
| 118 | * (XcmsColorSpace) associated with the specified color string. | |||
| 119 | * | |||
| 120 | * RETURNS | |||
| 121 | * Pointer to matching XcmsColorSpace structure if found; | |||
| 122 | * otherwise NULL. | |||
| 123 | * | |||
| 124 | * CAVEATS | |||
| 125 | * | |||
| 126 | */ | |||
| 127 | { | |||
| 128 | XcmsColorSpace **papColorSpaces; | |||
| 129 | size_t n; | |||
| 130 | char *pchar; | |||
| 131 | ||||
| 132 | if ((pchar = strchr(color_string, ':')) == NULL((void*)0)) { | |||
| 133 | return(XcmsFailure0); | |||
| 134 | } | |||
| 135 | n = (size_t)(pchar - color_string); | |||
| 136 | ||||
| 137 | if (ccc == NULL((void*)0)) { | |||
| 138 | return(NULL((void*)0)); | |||
| 139 | } | |||
| 140 | ||||
| 141 | /* | |||
| 142 | * First try Device-Independent color spaces | |||
| 143 | */ | |||
| 144 | papColorSpaces = _XcmsDIColorSpaces; | |||
| 145 | if (papColorSpaces != NULL((void*)0)) { | |||
| 146 | while (*papColorSpaces != NULL((void*)0)) { | |||
| 147 | if (strncmp((*papColorSpaces)->prefix, color_string, n) == 0 && | |||
| 148 | !((*papColorSpaces)->prefix)[n]) { | |||
| 149 | return(*papColorSpaces); | |||
| 150 | } | |||
| 151 | papColorSpaces++; | |||
| 152 | } | |||
| 153 | } | |||
| 154 | ||||
| 155 | /* | |||
| 156 | * Next try Device-Dependent color spaces | |||
| 157 | */ | |||
| 158 | papColorSpaces = ((XcmsFunctionSet *)ccc->pPerScrnInfo->functionSet)->DDColorSpaces; | |||
| 159 | if (papColorSpaces != NULL((void*)0)) { | |||
| 160 | while (*papColorSpaces != NULL((void*)0)) { | |||
| 161 | if (strncmp((*papColorSpaces)->prefix, color_string, n) == 0 && | |||
| 162 | !((*papColorSpaces)->prefix)[n]) { | |||
| 163 | return(*papColorSpaces); | |||
| 164 | } | |||
| 165 | papColorSpaces++; | |||
| 166 | } | |||
| 167 | } | |||
| 168 | ||||
| 169 | return(NULL((void*)0)); | |||
| 170 | } | |||
| 171 | ||||
| 172 | ||||
| 173 | /* | |||
| 174 | * NAME | |||
| 175 | * _XcmsParseColorString | |||
| 176 | * | |||
| 177 | * SYNOPSIS | |||
| 178 | */ | |||
| 179 | static int | |||
| 180 | _XcmsParseColorString( | |||
| 181 | XcmsCCC ccc, | |||
| 182 | const char *color_string, | |||
| 183 | XcmsColor *pColor) | |||
| 184 | /* | |||
| 185 | * DESCRIPTION | |||
| 186 | * Assuming color_string contains a numerical string color | |||
| 187 | * specification, attempts to parse a string into an | |||
| 188 | * XcmsColor structure. | |||
| 189 | * | |||
| 190 | * RETURNS | |||
| 191 | * 0 if failed; otherwise non-zero. | |||
| 192 | * | |||
| 193 | * CAVEATS | |||
| 194 | * A color string containing a numerical color specification | |||
| 195 | * must be in ISO Latin-1 encoding! | |||
| 196 | */ | |||
| 197 | { | |||
| 198 | XcmsColorSpace *pColorSpace; | |||
| 199 | char string_buf[64]; | |||
| 200 | char *string_lowered; | |||
| 201 | size_t len; | |||
| 202 | int res; | |||
| 203 | ||||
| 204 | if (ccc == NULL((void*)0)) { | |||
| 205 | return(0); | |||
| 206 | } | |||
| 207 | ||||
| 208 | /* | |||
| 209 | * While copying color_string to string_lowered, convert to lowercase | |||
| 210 | */ | |||
| 211 | if ((len = strlen(color_string)) >= sizeof(string_buf)) { | |||
| 212 | string_lowered = Xmalloc(len+1)malloc(((len+1) == 0 ? 1 : (len+1))); | |||
| 213 | } else { | |||
| 214 | string_lowered = string_buf; | |||
| 215 | } | |||
| 216 | ||||
| 217 | _XcmsCopyISOLatin1Lowered(string_lowered, color_string); | |||
| 218 | ||||
| 219 | if (*string_lowered == '#') { | |||
| 220 | if ((pColorSpace = _XcmsColorSpaceOfString(ccc, "rgb:")) != NULL((void*)0)) { | |||
| 221 | res = (*pColorSpace->parseString)(string_lowered, pColor); | |||
| 222 | if (len >= sizeof(string_buf)) Xfree(string_lowered)free((string_lowered)); | |||
| 223 | return res; | |||
| 224 | } | |||
| 225 | } | |||
| 226 | ||||
| 227 | if ((pColorSpace = _XcmsColorSpaceOfString(ccc, string_lowered)) != NULL((void*)0)) { | |||
| 228 | res = (*pColorSpace->parseString)(string_lowered, pColor); | |||
| 229 | if (len >= sizeof(string_buf)) Xfree(string_lowered)free((string_lowered)); | |||
| 230 | return res; | |||
| 231 | } | |||
| 232 | ||||
| 233 | if (len >= sizeof(string_buf)) Xfree(string_lowered)free((string_lowered)); | |||
| 234 | return(0); | |||
| 235 | } | |||
| 236 | ||||
| 237 | ||||
| 238 | /* | |||
| 239 | * NAME | |||
| 240 | * FirstCmp - Compare color names of pair recs | |||
| 241 | * | |||
| 242 | * SYNOPSIS | |||
| 243 | */ | |||
| 244 | static int | |||
| 245 | FirstCmp(const void *p1, const void *p2) | |||
| 246 | /* | |||
| 247 | * DESCRIPTION | |||
| 248 | * Compares the color names of XcmsColorTuples. | |||
| 249 | * This routine is public to allow access from qsort???. | |||
| 250 | * | |||
| 251 | * RETURNS | |||
| 252 | * 0 if equal; | |||
| 253 | * < 0 if first precedes second, | |||
| 254 | * > 0 if first succeeds second. | |||
| 255 | * | |||
| 256 | */ | |||
| 257 | { | |||
| 258 | return(strcmp(((const XcmsPair *)p1)->first, ((const XcmsPair *)p2)->first)); | |||
| 259 | } | |||
| 260 | ||||
| 261 | ||||
| 262 | ||||
| 263 | /* | |||
| 264 | * NAME | |||
| 265 | * stringSectionSize - determine memory needed for strings | |||
| 266 | * | |||
| 267 | * SYNOPSIS | |||
| 268 | */ | |||
| 269 | static void | |||
| 270 | SetNoVisit(void) | |||
| 271 | /* | |||
| 272 | * DESCRIPTION | |||
| 273 | * | |||
| 274 | * RETURNS | |||
| 275 | * void | |||
| 276 | * | |||
| 277 | */ | |||
| 278 | { | |||
| 279 | int i; | |||
| 280 | XcmsPair *pair = pairs; | |||
| 281 | ||||
| 282 | for (i = 0; i < nEntries; i++, pair++) { | |||
| 283 | if (pair->flag != CYCLE0xFFFF) { | |||
| 284 | pair->flag = NOT_VISITED0x0; | |||
| 285 | } | |||
| 286 | } | |||
| 287 | } | |||
| 288 | ||||
| 289 | ||||
| 290 | ||||
| 291 | ||||
| 292 | /* | |||
| 293 | * NAME | |||
| 294 | * field2 - extract two fields | |||
| 295 | * | |||
| 296 | * SYNOPSIS | |||
| 297 | */ | |||
| 298 | static int | |||
| 299 | field2( | |||
| 300 | char *pBuf, | |||
| 301 | char delim, /* in: field delimiter */ | |||
| 302 | char **p1, /* in/out: pointer to pointer to field 1 */ | |||
| 303 | char **p2) /* in/out: pointer to pointer to field 2 */ | |||
| 304 | /* | |||
| 305 | * DESCRIPTION | |||
| 306 | * Extracts two fields from a "record". | |||
| 307 | * | |||
| 308 | * RETURNS | |||
| 309 | * XcmsSuccess if succeeded, otherwise XcmsFailure. | |||
| 310 | * | |||
| 311 | */ | |||
| 312 | { | |||
| 313 | *p1 = *p2 = NULL((void*)0); | |||
| 314 | ||||
| 315 | /* Find Field 1 */ | |||
| 316 | while (!isgraph(*pBuf)(isprint((*pBuf)) && !isspace((*pBuf)))) { | |||
| 317 | if ((*pBuf == '\n') || (*pBuf == '\0')) { | |||
| 318 | return(XcmsFailure0); | |||
| 319 | } | |||
| 320 | if (isspace(*pBuf) || (*pBuf == delim)) { | |||
| 321 | pBuf++; | |||
| 322 | } | |||
| 323 | } | |||
| 324 | *p1 = pBuf; | |||
| 325 | ||||
| 326 | /* Find end of Field 2 */ | |||
| 327 | while (isprint(*pBuf) && (*pBuf != delim)) { | |||
| 328 | pBuf++; | |||
| 329 | } | |||
| 330 | if ((*pBuf == '\n') || (*pBuf == '\0')) { | |||
| 331 | return(XcmsFailure0); | |||
| 332 | } | |||
| 333 | if ((*pBuf == ' ') || (*pBuf == delim)) { | |||
| 334 | *pBuf++ = '\0'; /* stuff end of string character */ | |||
| 335 | } else { | |||
| 336 | return(XcmsFailure0); | |||
| 337 | } | |||
| 338 | ||||
| 339 | /* Find Field 2 */ | |||
| 340 | while (!isgraph(*pBuf)(isprint((*pBuf)) && !isspace((*pBuf)))) { | |||
| 341 | if ((*pBuf == '\n') || (*pBuf == '\0')) { | |||
| 342 | return(XcmsFailure0); | |||
| 343 | } | |||
| 344 | if (isspace(*pBuf) || (*pBuf == delim)) { | |||
| 345 | pBuf++; | |||
| 346 | } | |||
| 347 | } | |||
| 348 | *p2 = pBuf; | |||
| 349 | ||||
| 350 | /* Find end of Field 2 */ | |||
| 351 | while (isprint(*pBuf) && (*pBuf != delim)) { | |||
| 352 | pBuf++; | |||
| 353 | } | |||
| 354 | if (*pBuf != '\0') { | |||
| 355 | *pBuf = '\0'; /* stuff end of string character */ | |||
| 356 | } | |||
| 357 | ||||
| 358 | return(XcmsSuccess1); | |||
| 359 | } | |||
| 360 | ||||
| 361 | ||||
| 362 | /* | |||
| 363 | * NAME | |||
| 364 | * _XcmsLookupColorName - Lookup DB entry for a color name | |||
| 365 | * | |||
| 366 | * SYNOPSIS | |||
| 367 | */ | |||
| 368 | static Statusint | |||
| 369 | _XcmsLookupColorName( | |||
| 370 | XcmsCCC ccc, | |||
| 371 | const char **name, | |||
| 372 | XcmsColor *pColor) | |||
| 373 | /* | |||
| 374 | * DESCRIPTION | |||
| 375 | * Searches for an entry in the Device-Independent Color Name | |||
| 376 | * Database for the specified string. | |||
| 377 | * | |||
| 378 | * RETURNS | |||
| 379 | * XcmsFailure if failed to find a matching entry in | |||
| 380 | * the database. | |||
| 381 | * XcmsSuccess if succeeded in converting color name to | |||
| 382 | * XcmsColor. | |||
| 383 | * _XCMS_NEWNAME if succeeded in converting color string (which | |||
| 384 | * is a color name to yet another color name. Note | |||
| 385 | * that the new name is passed back via 'name'. | |||
| 386 | */ | |||
| 387 | { | |||
| 388 | Statusint retval = 0; | |||
| 389 | char name_lowered_64[64]; | |||
| 390 | char *name_lowered; | |||
| 391 | register int i, j, left, right; | |||
| 392 | int len; | |||
| 393 | const char *tmpName; | |||
| 394 | XcmsPair *pair = NULL((void*)0); | |||
| 395 | ||||
| 396 | /* | |||
| 397 | * Check state of Database: | |||
| 398 | * XcmsDbInitNone | |||
| 399 | * XcmsDbInitSuccess | |||
| 400 | * XcmsDbInitFailure | |||
| 401 | */ | |||
| 402 | if (XcmsColorDbState == XcmsDbInitFailure0) { | |||
| 403 | return(XcmsFailure0); | |||
| 404 | } | |||
| 405 | if (XcmsColorDbState == XcmsDbInitNone-1) { | |||
| 406 | if (!LoadColornameDB()) { | |||
| 407 | return(XcmsFailure0); | |||
| 408 | } | |||
| 409 | } | |||
| 410 | ||||
| 411 | SetNoVisit(); | |||
| 412 | ||||
| 413 | /* | |||
| 414 | * While copying name to name_lowered, convert to lowercase | |||
| 415 | */ | |||
| 416 | ||||
| 417 | tmpName = *name; | |||
| 418 | ||||
| 419 | Retry: | |||
| 420 | if ((len = strlen(tmpName)) > 63) { | |||
| 421 | name_lowered = Xmalloc(len+1)malloc(((len+1) == 0 ? 1 : (len+1))); | |||
| 422 | } else { | |||
| 423 | name_lowered = name_lowered_64; | |||
| 424 | } | |||
| 425 | ||||
| 426 | _XcmsCopyISOLatin1Lowered(name_lowered, tmpName); | |||
| 427 | ||||
| 428 | /* | |||
| 429 | * Now, remove spaces. | |||
| 430 | */ | |||
| 431 | for (i = 0, j = 0; j < len; j++) { | |||
| 432 | if (!isspace(name_lowered[j])) { | |||
| ||||
| 433 | name_lowered[i++] = name_lowered[j]; | |||
| 434 | } | |||
| 435 | } | |||
| 436 | name_lowered[i] = '\0'; | |||
| 437 | ||||
| 438 | left = 0; | |||
| 439 | right = nEntries - 1; | |||
| 440 | while (left <= right) { | |||
| 441 | i = (left + right) >> 1; | |||
| 442 | pair = &pairs[i]; | |||
| 443 | j = strcmp(name_lowered, pair->first); | |||
| 444 | if (j < 0) | |||
| 445 | right = i - 1; | |||
| 446 | else if (j > 0) | |||
| 447 | left = i + 1; | |||
| 448 | else { | |||
| 449 | break; | |||
| 450 | } | |||
| 451 | } | |||
| 452 | if (len > 63) Xfree(name_lowered)free((name_lowered)); | |||
| 453 | ||||
| 454 | if (left > right) { | |||
| 455 | if (retval == 2) { | |||
| 456 | if (*name != tmpName) { | |||
| 457 | *name = tmpName; | |||
| 458 | } | |||
| 459 | return(_XCMS_NEWNAME-1); | |||
| 460 | } | |||
| 461 | return(XcmsFailure0); | |||
| 462 | } | |||
| 463 | ||||
| 464 | if (pair->flag == CYCLE0xFFFF) { | |||
| 465 | return(XcmsFailure0); | |||
| 466 | } | |||
| 467 | if (pair->flag == VISITED0x1) { | |||
| 468 | pair->flag = CYCLE0xFFFF; | |||
| 469 | return(XcmsFailure0); | |||
| 470 | } | |||
| 471 | ||||
| 472 | if (_XcmsParseColorString(ccc, pair->second, pColor) == XcmsSuccess1) { | |||
| 473 | /* f2 contains a numerical string specification */ | |||
| 474 | return(XcmsSuccess1); | |||
| 475 | } else { | |||
| 476 | /* f2 does not contain a numerical string specification */ | |||
| 477 | tmpName = pair->second; | |||
| 478 | pair->flag = VISITED0x1; | |||
| 479 | retval = 2; | |||
| 480 | goto Retry; | |||
| 481 | } | |||
| 482 | } | |||
| 483 | ||||
| 484 | ||||
| 485 | /* | |||
| 486 | * NAME | |||
| 487 | * RemoveSpaces | |||
| 488 | * | |||
| 489 | * SYNOPSIS | |||
| 490 | */ | |||
| 491 | static int | |||
| 492 | RemoveSpaces( | |||
| 493 | char *pString) | |||
| 494 | /* | |||
| 495 | * DESCRIPTION | |||
| 496 | * Removes spaces from string. | |||
| 497 | * | |||
| 498 | * RETURNS | |||
| 499 | * Void | |||
| 500 | * | |||
| 501 | */ | |||
| 502 | { | |||
| 503 | int i, count = 0; | |||
| 504 | char *cptr; | |||
| 505 | ||||
| 506 | /* REMOVE SPACES */ | |||
| 507 | cptr = pString; | |||
| 508 | for (i = strlen(pString); i; i--, cptr++) { | |||
| 509 | if (!isspace(*cptr)) { | |||
| 510 | *pString++ = *cptr; | |||
| 511 | count++; | |||
| 512 | } | |||
| 513 | } | |||
| 514 | *pString = '\0'; | |||
| 515 | return(count); | |||
| 516 | } | |||
| 517 | ||||
| 518 | ||||
| 519 | /* | |||
| 520 | * NAME | |||
| 521 | * stringSectionSize - determine memory needed for strings | |||
| 522 | * | |||
| 523 | * SYNOPSIS | |||
| 524 | */ | |||
| 525 | static int | |||
| 526 | stringSectionSize( | |||
| 527 | FILE *stream, | |||
| 528 | int *pNumEntries, | |||
| 529 | int *pSectionSize) | |||
| 530 | /* | |||
| 531 | * DESCRIPTION | |||
| 532 | * Determines the amount of memory required to store the | |||
| 533 | * color name strings and also the number of strings. | |||
| 534 | * | |||
| 535 | * RETURNS | |||
| 536 | * XcmsSuccess if succeeded, otherwise XcmsFailure. | |||
| 537 | * | |||
| 538 | */ | |||
| 539 | { | |||
| 540 | char buf[XCMSDB_MAXLINELEN256]; | |||
| 541 | char token[XCMSDB_MAXLINELEN256]; | |||
| 542 | char token2[XCMSDB_MAXLINELEN256]; | |||
| 543 | char *pBuf; | |||
| 544 | char *f1; | |||
| 545 | char *f2; | |||
| 546 | size_t i; | |||
| 547 | ||||
| 548 | unsigned int numEntries = 0; | |||
| 549 | unsigned int sectionSize = 0; | |||
| 550 | ||||
| 551 | *pNumEntries = 0; | |||
| 552 | *pSectionSize = 0; | |||
| 553 | ||||
| 554 | /* | |||
| 555 | * Advance to START_TOKEN | |||
| 556 | * Anything before is just considered as comments. | |||
| 557 | */ | |||
| 558 | ||||
| 559 | while((pBuf = fgets(buf, XCMSDB_MAXLINELEN256, stream)) != NULL((void*)0)) { | |||
| 560 | if ((sscanf(buf, "%s %s", token, token2)) | |||
| 561 | && (strcmp(token, START_TOKEN"XCMS_COLORDB_START") == 0)) { | |||
| 562 | if (strcmp(token2, FORMAT_VERSION"0.1") != 0) { | |||
| 563 | /* text file not in the right format */ | |||
| 564 | return(XcmsFailure0); | |||
| 565 | } | |||
| 566 | break; | |||
| 567 | } /* else it was just a blank line or comment */ | |||
| 568 | } | |||
| 569 | ||||
| 570 | if (pBuf == NULL((void*)0)) { | |||
| 571 | return(XcmsFailure0); | |||
| 572 | } | |||
| 573 | ||||
| 574 | while((fgets(buf, XCMSDB_MAXLINELEN256, stream)) != NULL((void*)0)) { | |||
| 575 | if ((sscanf(buf, "%s", token)) && (strcmp(token, END_TOKEN"XCMS_COLORDB_END") == 0)) { | |||
| 576 | break; | |||
| 577 | } | |||
| 578 | ||||
| 579 | if (field2(buf, DELIM_CHAR'\t', &f1, &f2) != XcmsSuccess1) { | |||
| 580 | return(XcmsFailure0); | |||
| 581 | } | |||
| 582 | ||||
| 583 | numEntries++; | |||
| 584 | if (numEntries >= INT_MAX2147483647) | |||
| 585 | return(XcmsFailure0); | |||
| 586 | ||||
| 587 | i = strlen(f1); | |||
| 588 | if (i >= INT_MAX2147483647 - sectionSize) | |||
| 589 | return(XcmsFailure0); | |||
| 590 | sectionSize += i + 1; | |||
| 591 | for (; i; i--, f1++) { | |||
| 592 | /* REMOVE SPACES FROM COUNT */ | |||
| 593 | if (isspace(*f1)) { | |||
| 594 | sectionSize--; | |||
| 595 | } | |||
| 596 | } | |||
| 597 | ||||
| 598 | i = strlen(f2); | |||
| 599 | if (i >= INT_MAX2147483647 - sectionSize) | |||
| 600 | return(XcmsFailure0); | |||
| 601 | sectionSize += i + 1; | |||
| 602 | for (; i; i--, f2++) { | |||
| 603 | /* REMOVE SPACES FROM COUNT */ | |||
| 604 | if (isspace(*f2)) { | |||
| 605 | sectionSize--; | |||
| 606 | } | |||
| 607 | } | |||
| 608 | ||||
| 609 | } | |||
| 610 | ||||
| 611 | *pNumEntries = (int) numEntries; | |||
| 612 | *pSectionSize = (int) sectionSize; | |||
| 613 | ||||
| 614 | return(XcmsSuccess1); | |||
| 615 | } | |||
| 616 | ||||
| 617 | ||||
| 618 | /* | |||
| 619 | * NAME | |||
| 620 | * ReadColornameDB - Read the Color Name Database | |||
| 621 | * | |||
| 622 | * SYNOPSIS | |||
| 623 | */ | |||
| 624 | static Statusint | |||
| 625 | ReadColornameDB( | |||
| 626 | FILE *stream, | |||
| 627 | XcmsPair *pRec, | |||
| 628 | char *pString) | |||
| 629 | /* | |||
| 630 | * DESCRIPTION | |||
| 631 | * Loads the Color Name Database from a text file. | |||
| 632 | * | |||
| 633 | * RETURNS | |||
| 634 | * XcmsSuccess if succeeded, otherwise XcmsFailure. | |||
| 635 | * | |||
| 636 | */ | |||
| 637 | { | |||
| 638 | char buf[XCMSDB_MAXLINELEN256]; | |||
| 639 | char token[XCMSDB_MAXLINELEN256]; | |||
| 640 | char token2[XCMSDB_MAXLINELEN256]; | |||
| 641 | char *f1; | |||
| 642 | char *f2; | |||
| 643 | char *pBuf; | |||
| 644 | ||||
| 645 | /* | |||
| 646 | * Advance to START_TOKEN | |||
| 647 | * Anything before is just considered as comments. | |||
| 648 | */ | |||
| 649 | ||||
| 650 | while((pBuf = fgets(buf, XCMSDB_MAXLINELEN256, stream)) != NULL((void*)0)) { | |||
| 651 | if ((sscanf(buf, "%s %s", token, token2)) | |||
| 652 | && (strcmp(token, START_TOKEN"XCMS_COLORDB_START") == 0)) { | |||
| 653 | if (strcmp(token2, FORMAT_VERSION"0.1") != 0) { | |||
| 654 | /* text file not in the right format */ | |||
| 655 | return(XcmsFailure0); | |||
| 656 | } | |||
| 657 | break; | |||
| 658 | } /* else it was just a blank line or comment */ | |||
| 659 | } | |||
| 660 | ||||
| 661 | if (pBuf == NULL((void*)0)) { | |||
| 662 | return(XcmsFailure0); | |||
| 663 | } | |||
| 664 | ||||
| 665 | /* | |||
| 666 | * Process lines between START_TOKEN to END_TOKEN | |||
| 667 | */ | |||
| 668 | ||||
| 669 | while ((fgets(buf, XCMSDB_MAXLINELEN256, stream)) != NULL((void*)0)) { | |||
| 670 | if ((sscanf(buf, "%s", token)) && (strcmp(token, END_TOKEN"XCMS_COLORDB_END") == 0)) { | |||
| 671 | /* | |||
| 672 | * Found END_TOKEN so break out of for loop | |||
| 673 | */ | |||
| 674 | break; | |||
| 675 | } | |||
| 676 | ||||
| 677 | /* | |||
| 678 | * Get pairs | |||
| 679 | */ | |||
| 680 | if (field2(buf, DELIM_CHAR'\t', &f1, &f2) != XcmsSuccess1) { | |||
| 681 | /* Invalid line */ | |||
| 682 | continue; | |||
| 683 | } | |||
| 684 | ||||
| 685 | /* | |||
| 686 | * Add strings | |||
| 687 | */ | |||
| 688 | ||||
| 689 | /* Left String */ | |||
| 690 | pRec->first = pString; | |||
| 691 | _XcmsCopyISOLatin1Lowered(pString, f1); | |||
| 692 | pString += (1 + RemoveSpaces(pString)); | |||
| 693 | pRec->second = pString; | |||
| 694 | /* Right String */ | |||
| 695 | _XcmsCopyISOLatin1Lowered(pString, f2); | |||
| 696 | pString += RemoveSpaces(pString) + 1; | |||
| 697 | pRec++; | |||
| 698 | ||||
| 699 | } | |||
| 700 | ||||
| 701 | return(XcmsSuccess1); | |||
| 702 | } | |||
| 703 | ||||
| 704 | ||||
| 705 | /* | |||
| 706 | * NAME | |||
| 707 | * LoadColornameDB - Load the Color Name Database | |||
| 708 | * | |||
| 709 | * SYNOPSIS | |||
| 710 | */ | |||
| 711 | static Statusint | |||
| 712 | LoadColornameDB(void) | |||
| 713 | /* | |||
| 714 | * DESCRIPTION | |||
| 715 | * Loads the Color Name Database from a text file. | |||
| 716 | * | |||
| 717 | * RETURNS | |||
| 718 | * XcmsSuccess if succeeded, otherwise XcmsFailure. | |||
| 719 | * | |||
| 720 | */ | |||
| 721 | { | |||
| 722 | int size; | |||
| 723 | FILE *stream; | |||
| 724 | const char *pathname; | |||
| 725 | struct stat txt; | |||
| 726 | int length; | |||
| 727 | ||||
| 728 | /* use and name of this env var is not part of the standard */ | |||
| 729 | /* implementation-dependent feature */ | |||
| 730 | if ((pathname = getenv("XCMSDB")) == NULL((void*)0)) { | |||
| 731 | pathname = XCMSDB"/Users/jeremy/src/freedesktop/jhbuild/build/share/X11" "/Xcms.txt"; | |||
| 732 | } | |||
| 733 | #ifdef __UNIXOS2__ | |||
| 734 | pathname = __XOS2RedirRoot(pathname); | |||
| 735 | #endif | |||
| 736 | ||||
| 737 | length = strlen(pathname); | |||
| 738 | if ((length == 0) || (length >= (BUFSIZ1024 - 5))){ | |||
| 739 | XcmsColorDbState = XcmsDbInitFailure0; | |||
| 740 | return(XcmsFailure0); | |||
| 741 | } | |||
| 742 | ||||
| 743 | if (stat(pathname, &txt)) { | |||
| 744 | /* can't stat file */ | |||
| 745 | XcmsColorDbState = XcmsDbInitFailure0; | |||
| 746 | return(XcmsFailure0); | |||
| 747 | } | |||
| 748 | ||||
| 749 | if ((stream = _XFopenFile (pathname, "r")fopen(pathname,"r")) == NULL((void*)0)) { | |||
| 750 | /* can't open file */ | |||
| 751 | XcmsColorDbState = XcmsDbInitFailure0; | |||
| 752 | return(XcmsFailure0); | |||
| 753 | } | |||
| 754 | ||||
| 755 | if (stringSectionSize(stream, &nEntries, &size) != XcmsSuccess1 || | |||
| 756 | nEntries == 0) { | |||
| 757 | (void) fclose(stream); | |||
| 758 | XcmsColorDbState = XcmsDbInitFailure0; | |||
| 759 | return(XcmsFailure0); | |||
| 760 | } | |||
| 761 | rewind(stream); | |||
| 762 | ||||
| 763 | strings = Xmalloc(size)malloc(((size) == 0 ? 1 : (size))); | |||
| 764 | pairs = Xcalloc(nEntries, sizeof(XcmsPair))calloc(((nEntries) == 0 ? 1 : (nEntries)), (sizeof(XcmsPair)) ); | |||
| 765 | ||||
| 766 | ReadColornameDB(stream, pairs, strings); | |||
| 767 | (void) fclose(stream); | |||
| 768 | ||||
| 769 | /* | |||
| 770 | * sort the pair recs | |||
| 771 | */ | |||
| 772 | qsort((char *)pairs, nEntries, sizeof(XcmsPair), FirstCmp); | |||
| 773 | ||||
| 774 | XcmsColorDbState = XcmsDbInitSuccess1; | |||
| 775 | return(XcmsSuccess1); | |||
| 776 | } | |||
| 777 | ||||
| 778 | ||||
| 779 | /************************************************************************ | |||
| 780 | * * | |||
| 781 | * API PRIVATE ROUTINES * | |||
| 782 | * * | |||
| 783 | ************************************************************************/ | |||
| 784 | ||||
| 785 | /* | |||
| 786 | * NAME | |||
| 787 | * _XcmsCopyISOLatin1Lowered | |||
| 788 | * | |||
| 789 | * SYNOPSIS | |||
| 790 | */ | |||
| 791 | void | |||
| 792 | _XcmsCopyISOLatin1Lowered( | |||
| 793 | char *dst, | |||
| 794 | const char *src) | |||
| 795 | /* | |||
| 796 | * DESCRIPTION | |||
| 797 | * ISO Latin-1 case conversion routine | |||
| 798 | * Identical to XmuCopyISOLatin1Lowered() but provided here | |||
| 799 | * to eliminate need to link with libXmu.a. | |||
| 800 | * | |||
| 801 | * IMPLEMENTORS NOTE: | |||
| 802 | * This routine is also used in XcmsFormatOfPrefix. | |||
| 803 | * | |||
| 804 | * RETURNS | |||
| 805 | * Void | |||
| 806 | * | |||
| 807 | */ | |||
| 808 | { | |||
| 809 | register unsigned char *dest; | |||
| 810 | register const unsigned char *source; | |||
| 811 | ||||
| 812 | for (dest = (unsigned char *)dst, source = (const unsigned char *)src; | |||
| 813 | *source; | |||
| 814 | source++, dest++) | |||
| 815 | { | |||
| 816 | if ((*source >= XK_A0x0041) && (*source <= XK_Z0x005a)) | |||
| 817 | *dest = *source + (XK_a0x0061 - XK_A0x0041); | |||
| 818 | else if ((*source >= XK_Agrave0x00c0) && (*source <= XK_Odiaeresis0x00d6)) | |||
| 819 | *dest = *source + (XK_agrave0x00e0 - XK_Agrave0x00c0); | |||
| 820 | else if ((*source >= XK_Ooblique0x00d8) && (*source <= XK_Thorn0x00de)) | |||
| 821 | *dest = *source + (XK_oslash0x00f8 - XK_Ooblique0x00d8); | |||
| 822 | else | |||
| 823 | *dest = *source; | |||
| 824 | } | |||
| 825 | *dest = '\0'; | |||
| 826 | } | |||
| 827 | ||||
| 828 | ||||
| 829 | /* | |||
| 830 | * NAME | |||
| 831 | * _XcmsResolveColorString - | |||
| 832 | * | |||
| 833 | * SYNOPSIS | |||
| 834 | */ | |||
| 835 | Statusint | |||
| 836 | _XcmsResolveColorString ( | |||
| 837 | XcmsCCC ccc, | |||
| 838 | const char **color_string, | |||
| 839 | XcmsColor *pColor_exact_return, | |||
| 840 | XcmsColorFormat result_format) | |||
| 841 | /* | |||
| 842 | * DESCRIPTION | |||
| 843 | * The XcmsLookupColor function finds the color specification | |||
| 844 | * associated with a color name in the Device-Independent Color | |||
| 845 | * Name Database. | |||
| 846 | * RETURNS | |||
| 847 | * XcmsFailure if failed to convert valid color string. | |||
| 848 | * XcmsSuccess if succeeded in converting color string to | |||
| 849 | * XcmsColor. | |||
| 850 | * _XCMS_NEWNAME if failed to parse the string or find it in | |||
| 851 | * the database, or if succeeded in looking it up and | |||
| 852 | * found another name which is not in the database. | |||
| 853 | * Note that the new name is returned in color_string. | |||
| 854 | * | |||
| 855 | * This function returns both the color specification found in the | |||
| 856 | * database (db specification) and the color specification for the | |||
| 857 | * color displayable by the specified screen (screen | |||
| 858 | * specification). The calling routine sets the format for these | |||
| 859 | * returned specifications in the XcmsColor format component. | |||
| 860 | * If XcmsUndefinedFormat, the specification is returned in the | |||
| 861 | * format used to store the color in the database. | |||
| 862 | */ | |||
| 863 | { | |||
| 864 | XcmsColor dbWhitePt; /* whitePt associated with pColor_exact_return*/ | |||
| 865 | /* the screen's white point */ | |||
| 866 | XcmsColor *pClientWhitePt; | |||
| 867 | int retval; | |||
| 868 | const char *strptr = whitePtStr; | |||
| 869 | ||||
| 870 | /* | |||
| 871 | * 0. Check for invalid arguments. | |||
| 872 | */ | |||
| 873 | if (ccc == NULL((void*)0) || (*color_string)[0] == '\0' || pColor_exact_return == NULL((void*)0)) { | |||
| ||||
| 874 | return(XcmsFailure0); | |||
| 875 | } | |||
| 876 | ||||
| 877 | /* | |||
| 878 | * 1. First attempt to parse the string | |||
| 879 | * If successful, then convert the specification to the target format | |||
| 880 | * and return. | |||
| 881 | */ | |||
| 882 | if (_XcmsParseColorString(ccc, *color_string, pColor_exact_return) | |||
| 883 | == 1) { | |||
| 884 | if (result_format != XcmsUndefinedFormat(XcmsColorFormat)0x00000000 | |||
| 885 | && pColor_exact_return->format != result_format) { | |||
| 886 | /* need to be converted to the target format */ | |||
| 887 | return(XcmsConvertColors(ccc, pColor_exact_return, 1, | |||
| 888 | result_format, (Boolint *)NULL((void*)0))); | |||
| 889 | } else { | |||
| 890 | return(XcmsSuccess1); | |||
| 891 | } | |||
| 892 | } | |||
| 893 | ||||
| 894 | /* | |||
| 895 | * 2. Attempt to find it in the DI Color Name Database | |||
| 896 | */ | |||
| 897 | ||||
| 898 | /* | |||
| 899 | * a. Convert String into a XcmsColor structure | |||
| 900 | * Attempt to extract the specification for color_string from the | |||
| 901 | * DI Database (pColor_exact_return). If the DI Database does not | |||
| 902 | * have this entry, then return failure. | |||
| 903 | */ | |||
| 904 | retval = _XcmsLookupColorName(ccc, color_string, pColor_exact_return); | |||
| 905 | ||||
| 906 | if (retval != XcmsSuccess1) { | |||
| 907 | /* color_string replaced with a color name, or not found */ | |||
| 908 | return(_XCMS_NEWNAME-1); | |||
| 909 | } | |||
| 910 | ||||
| 911 | if (pColor_exact_return->format == XcmsUndefinedFormat(XcmsColorFormat)0x00000000) { | |||
| 912 | return(XcmsFailure0); | |||
| 913 | } | |||
| 914 | ||||
| 915 | /* | |||
| 916 | * b. If result_format not defined, then assume target format | |||
| 917 | * is the exact format. | |||
| 918 | */ | |||
| 919 | if (result_format == XcmsUndefinedFormat(XcmsColorFormat)0x00000000) { | |||
| 920 | result_format = pColor_exact_return->format; | |||
| 921 | } | |||
| 922 | ||||
| 923 | if ((ClientWhitePointOfCCC(ccc)(&(ccc)->clientWhitePt))->format == XcmsUndefinedFormat(XcmsColorFormat)0x00000000) { | |||
| 924 | pClientWhitePt = ScreenWhitePointOfCCC(ccc)(&(ccc)->pPerScrnInfo->screenWhitePt); | |||
| 925 | } else { | |||
| 926 | pClientWhitePt = ClientWhitePointOfCCC(ccc)(&(ccc)->clientWhitePt); | |||
| 927 | } | |||
| 928 | ||||
| 929 | /* | |||
| 930 | * c. Convert to the target format, making adjustments for white | |||
| 931 | * point differences as necessary. | |||
| 932 | */ | |||
| 933 | if (XCMS_DD_ID(pColor_exact_return->format)((pColor_exact_return->format) & (XcmsColorFormat)0x80000000 )) { | |||
| 934 | /* | |||
| 935 | * The spec format is Device-Dependent, therefore assume the | |||
| 936 | * its white point is the Screen White Point. | |||
| 937 | */ | |||
| 938 | if (XCMS_DD_ID(result_format)((result_format) & (XcmsColorFormat)0x80000000)) { | |||
| 939 | /* | |||
| 940 | * Target format is Device-Dependent | |||
| 941 | * Therefore, DD --> DD conversion | |||
| 942 | */ | |||
| 943 | return(_XcmsDDConvertColors(ccc, pColor_exact_return, | |||
| 944 | 1, result_format, (Boolint *) NULL((void*)0))); | |||
| 945 | } else { | |||
| 946 | /* | |||
| 947 | * Target format is Device-Independent | |||
| 948 | * Therefore, DD --> DI conversion | |||
| 949 | */ | |||
| 950 | if (ccc->whitePtAdjProc && !_XcmsEqualWhitePts(ccc, | |||
| 951 | pClientWhitePt, ScreenWhitePointOfCCC(ccc)(&(ccc)->pPerScrnInfo->screenWhitePt))) { | |||
| 952 | return((*ccc->whitePtAdjProc)(ccc, ScreenWhitePointOfCCC(ccc)(&(ccc)->pPerScrnInfo->screenWhitePt), | |||
| 953 | pClientWhitePt, result_format, | |||
| 954 | pColor_exact_return, 1, (Boolint *) NULL((void*)0))); | |||
| 955 | } else { | |||
| 956 | if (_XcmsDDConvertColors(ccc, pColor_exact_return, 1, | |||
| 957 | XcmsCIEXYZFormat(XcmsColorFormat)0x00000001, (Boolint *) NULL((void*)0)) == XcmsFailure0) { | |||
| 958 | return(XcmsFailure0); | |||
| 959 | } | |||
| 960 | return(_XcmsDIConvertColors(ccc, pColor_exact_return, | |||
| 961 | pClientWhitePt, 1, result_format)); | |||
| 962 | } | |||
| 963 | } | |||
| 964 | } else { | |||
| 965 | /* | |||
| 966 | * The spec format is Device-Independent, therefore attempt | |||
| 967 | * to find a database white point. | |||
| 968 | * | |||
| 969 | * If the Database does not have a white point, then assume the | |||
| 970 | * database white point is the same as the Screen White Point. | |||
| 971 | */ | |||
| 972 | ||||
| 973 | if (_XcmsLookupColorName(ccc, &strptr, &dbWhitePt) != 1) { | |||
| 974 | memcpy((char *)&dbWhitePt,__builtin___memcpy_chk ((char *)&dbWhitePt, (char *)& ccc->pPerScrnInfo->screenWhitePt, sizeof(XcmsColor), __builtin_object_size ((char *)&dbWhitePt, 0)) | |||
| 975 | (char *)&ccc->pPerScrnInfo->screenWhitePt,__builtin___memcpy_chk ((char *)&dbWhitePt, (char *)& ccc->pPerScrnInfo->screenWhitePt, sizeof(XcmsColor), __builtin_object_size ((char *)&dbWhitePt, 0)) | |||
| 976 | sizeof(XcmsColor))__builtin___memcpy_chk ((char *)&dbWhitePt, (char *)& ccc->pPerScrnInfo->screenWhitePt, sizeof(XcmsColor), __builtin_object_size ((char *)&dbWhitePt, 0)); | |||
| 977 | } | |||
| 978 | if (XCMS_DD_ID(result_format)((result_format) & (XcmsColorFormat)0x80000000)) { | |||
| 979 | /* | |||
| 980 | * Target format is Device-Dependent | |||
| 981 | * Therefore, DI --> DD conversion | |||
| 982 | */ | |||
| 983 | if (ccc->whitePtAdjProc && !_XcmsEqualWhitePts(ccc, | |||
| 984 | &dbWhitePt, ScreenWhitePointOfCCC(ccc)(&(ccc)->pPerScrnInfo->screenWhitePt))) { | |||
| 985 | return((*ccc->whitePtAdjProc)(ccc, &dbWhitePt, | |||
| 986 | ScreenWhitePointOfCCC(ccc)(&(ccc)->pPerScrnInfo->screenWhitePt), result_format, | |||
| 987 | pColor_exact_return, 1, (Boolint *)NULL((void*)0))); | |||
| 988 | } else { | |||
| 989 | if (pColor_exact_return->format != XcmsCIEXYZFormat(XcmsColorFormat)0x00000001) { | |||
| 990 | if (_XcmsDIConvertColors(ccc, pColor_exact_return, | |||
| 991 | &dbWhitePt, 1, XcmsCIEXYZFormat(XcmsColorFormat)0x00000001) == XcmsFailure0) { | |||
| 992 | return(XcmsFailure0); | |||
| 993 | } | |||
| 994 | } | |||
| 995 | return (_XcmsDDConvertColors(ccc, pColor_exact_return, 1, | |||
| 996 | result_format, (Boolint *)NULL((void*)0))); | |||
| 997 | } | |||
| 998 | } else { | |||
| 999 | /* | |||
| 1000 | * Target format is Device-Independent | |||
| 1001 | * Therefore, DI --> DI conversion | |||
| 1002 | */ | |||
| 1003 | if (ccc->whitePtAdjProc && !_XcmsEqualWhitePts(ccc, | |||
| 1004 | &dbWhitePt, pClientWhitePt)) { | |||
| 1005 | /* | |||
| 1006 | * The calling routine wants to resolve this color | |||
| 1007 | * in terms if it's white point (i.e. Client White Point). | |||
| 1008 | * Therefore, apply white adjustment for the displacement | |||
| 1009 | * between dbWhitePt to clientWhitePt. | |||
| 1010 | */ | |||
| 1011 | return((*ccc->whitePtAdjProc)(ccc, &dbWhitePt, | |||
| 1012 | pClientWhitePt, result_format, | |||
| 1013 | pColor_exact_return, 1, (Boolint *)NULL((void*)0))); | |||
| 1014 | } else if (_XcmsEqualWhitePts(ccc, | |||
| 1015 | &dbWhitePt, pClientWhitePt)) { | |||
| 1016 | /* | |||
| 1017 | * Can use either dbWhitePt or pClientWhitePt to | |||
| 1018 | * convert to the result_format. | |||
| 1019 | */ | |||
| 1020 | if (pColor_exact_return->format == result_format) { | |||
| 1021 | return(XcmsSuccess1); | |||
| 1022 | } else { | |||
| 1023 | return (_XcmsDIConvertColors(ccc, pColor_exact_return, | |||
| 1024 | &dbWhitePt, 1, result_format)); | |||
| 1025 | } | |||
| 1026 | } else { | |||
| 1027 | /* | |||
| 1028 | * Need to convert to a white point independent color | |||
| 1029 | * space (let's choose CIEXYZ) then convert to the | |||
| 1030 | * target color space. Why? Lets assume that | |||
| 1031 | * pColor_exact_return->format and result format | |||
| 1032 | * are white point dependent format (e.g., CIELUV, CIELAB, | |||
| 1033 | * TekHVC ... same or any combination). If so, we'll | |||
| 1034 | * need to convert the color with dbWhitePt to an absolute | |||
| 1035 | * spec (i.e. non-white point dependent) then convert that | |||
| 1036 | * absolute value with clientWhitePt to the result_format. | |||
| 1037 | */ | |||
| 1038 | if (pColor_exact_return->format != XcmsCIEXYZFormat(XcmsColorFormat)0x00000001) { | |||
| 1039 | if (_XcmsDIConvertColors(ccc, pColor_exact_return, | |||
| 1040 | &dbWhitePt, 1, XcmsCIEXYZFormat(XcmsColorFormat)0x00000001) == XcmsFailure0) { | |||
| 1041 | return(XcmsFailure0); | |||
| 1042 | } | |||
| 1043 | } | |||
| 1044 | if (result_format == XcmsCIEXYZFormat(XcmsColorFormat)0x00000001) { | |||
| 1045 | return(XcmsSuccess1); | |||
| 1046 | } else { | |||
| 1047 | return(_XcmsDIConvertColors(ccc, pColor_exact_return, | |||
| 1048 | pClientWhitePt, 1, result_format)); | |||
| 1049 | } | |||
| 1050 | } | |||
| 1051 | } | |||
| 1052 | } | |||
| 1053 | } |