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Commit | Line | Data |
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ef416fc2 | 1 | /* |
739a2093 | 2 | * PPD command interpreter for CUPS. |
ef416fc2 | 3 | * |
d9564ec7 | 4 | * Copyright 2007-2015 by Apple Inc. |
739a2093 | 5 | * Copyright 1993-2007 by Easy Software Products. |
ef416fc2 | 6 | * |
739a2093 MS |
7 | * These coded instructions, statements, and computer programs are the |
8 | * property of Apple Inc. and are protected by Federal copyright | |
9 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
10 | * which should have been included with this file. If this file is | |
57b7b66b | 11 | * missing or damaged, see the license at "http://www.cups.org/". |
ef416fc2 | 12 | * |
739a2093 | 13 | * This file is subject to the Apple OS-Developed Software exception. |
ef416fc2 | 14 | */ |
15 | ||
16 | /* | |
17 | * Include necessary headers... | |
18 | */ | |
19 | ||
a4845881 | 20 | #include <cups/raster-private.h> |
6e5a57e8 | 21 | #include <cups/ppd.h> |
ef416fc2 | 22 | |
23 | ||
24 | /* | |
b86bc4cf | 25 | * Stack values for the PostScript mini-interpreter... |
ef416fc2 | 26 | */ |
27 | ||
b86bc4cf | 28 | typedef enum |
29 | { | |
30 | CUPS_PS_NAME, | |
31 | CUPS_PS_NUMBER, | |
32 | CUPS_PS_STRING, | |
33 | CUPS_PS_BOOLEAN, | |
34 | CUPS_PS_NULL, | |
35 | CUPS_PS_START_ARRAY, | |
36 | CUPS_PS_END_ARRAY, | |
37 | CUPS_PS_START_DICT, | |
38 | CUPS_PS_END_DICT, | |
39 | CUPS_PS_START_PROC, | |
40 | CUPS_PS_END_PROC, | |
41 | CUPS_PS_CLEARTOMARK, | |
42 | CUPS_PS_COPY, | |
43 | CUPS_PS_DUP, | |
44 | CUPS_PS_INDEX, | |
45 | CUPS_PS_POP, | |
46 | CUPS_PS_ROLL, | |
47 | CUPS_PS_SETPAGEDEVICE, | |
48 | CUPS_PS_STOPPED, | |
49 | CUPS_PS_OTHER | |
50 | } _cups_ps_type_t; | |
51 | ||
52 | typedef struct | |
53 | { | |
54 | _cups_ps_type_t type; /* Object type */ | |
55 | union | |
56 | { | |
57 | int boolean; /* Boolean value */ | |
58 | char name[64]; /* Name value */ | |
59 | double number; /* Number value */ | |
60 | char other[64]; /* Other operator */ | |
61 | char string[64]; /* Sring value */ | |
62 | } value; /* Value */ | |
63 | } _cups_ps_obj_t; | |
64 | ||
65 | typedef struct | |
66 | { | |
67 | int num_objs, /* Number of objects on stack */ | |
68 | alloc_objs; /* Number of allocated objects */ | |
69 | _cups_ps_obj_t *objs; /* Objects in stack */ | |
70 | } _cups_ps_stack_t; | |
ef416fc2 | 71 | |
72 | ||
73 | /* | |
74 | * Local functions... | |
75 | */ | |
76 | ||
b86bc4cf | 77 | static int cleartomark_stack(_cups_ps_stack_t *st); |
78 | static int copy_stack(_cups_ps_stack_t *st, int count); | |
79 | static void delete_stack(_cups_ps_stack_t *st); | |
f7deaa1a | 80 | static void error_object(_cups_ps_obj_t *obj); |
81 | static void error_stack(_cups_ps_stack_t *st, const char *title); | |
b86bc4cf | 82 | static _cups_ps_obj_t *index_stack(_cups_ps_stack_t *st, int n); |
83 | static _cups_ps_stack_t *new_stack(void); | |
84 | static _cups_ps_obj_t *pop_stack(_cups_ps_stack_t *st); | |
85 | static _cups_ps_obj_t *push_stack(_cups_ps_stack_t *st, | |
86 | _cups_ps_obj_t *obj); | |
87 | static int roll_stack(_cups_ps_stack_t *st, int c, int s); | |
88 | static _cups_ps_obj_t *scan_ps(_cups_ps_stack_t *st, char **ptr); | |
89 | static int setpagedevice(_cups_ps_stack_t *st, | |
90 | cups_page_header2_t *h, | |
91 | int *preferred_bits); | |
92 | #ifdef DEBUG | |
d9564ec7 MS |
93 | static void DEBUG_object(const char *prefix, _cups_ps_obj_t *obj); |
94 | static void DEBUG_stack(const char *prefix, _cups_ps_stack_t *st); | |
b86bc4cf | 95 | #endif /* DEBUG */ |
ef416fc2 | 96 | |
97 | ||
98 | /* | |
99 | * 'cupsRasterInterpretPPD()' - Interpret PPD commands to create a page header. | |
100 | * | |
db0bd74a MS |
101 | * This function is used by raster image processing (RIP) filters like |
102 | * cgpdftoraster and imagetoraster when writing CUPS raster data for a page. | |
103 | * It is not used by raster printer driver filters which only read CUPS | |
104 | * raster data. | |
105 | * | |
106 | * | |
107 | * @code cupsRasterInterpretPPD@ does not mark the options in the PPD using | |
108 | * the "num_options" and "options" arguments. Instead, mark the options with | |
109 | * @code cupsMarkOptions@ and @code ppdMarkOption@ prior to calling it - | |
110 | * this allows for per-page options without manipulating the options array. | |
923edb68 | 111 | * |
a74454a7 | 112 | * The "func" argument specifies an optional callback function that is |
113 | * called prior to the computation of the final raster data. The function | |
5a738aea | 114 | * can make changes to the @link cups_page_header2_t@ data as needed to use a |
a74454a7 | 115 | * supported raster format and then returns 0 on success and -1 if the |
116 | * requested attributes cannot be supported. | |
117 | * | |
db0bd74a | 118 | * |
5a738aea MS |
119 | * @code cupsRasterInterpretPPD@ supports a subset of the PostScript language. |
120 | * Currently only the @code [@, @code ]@, @code <<@, @code >>@, @code {@, | |
121 | * @code }@, @code cleartomark@, @code copy@, @code dup@, @code index@, | |
122 | * @code pop@, @code roll@, @code setpagedevice@, and @code stopped@ operators | |
123 | * are supported. | |
b86bc4cf | 124 | * |
8072030b | 125 | * @since CUPS 1.2/macOS 10.5@ |
ef416fc2 | 126 | */ |
127 | ||
128 | int /* O - 0 on success, -1 on failure */ | |
129 | cupsRasterInterpretPPD( | |
db0bd74a | 130 | cups_page_header2_t *h, /* O - Page header to create */ |
923edb68 | 131 | ppd_file_t *ppd, /* I - PPD file */ |
132 | int num_options, /* I - Number of options */ | |
a74454a7 | 133 | cups_option_t *options, /* I - Options */ |
db0bd74a | 134 | cups_interpret_cb_t func) /* I - Optional page header callback (@code NULL@ for none) */ |
ef416fc2 | 135 | { |
ef416fc2 | 136 | int status; /* Cummulative status */ |
b86bc4cf | 137 | char *code; /* Code to run */ |
923edb68 | 138 | const char *val; /* Option value */ |
ef416fc2 | 139 | ppd_size_t *size; /* Current size */ |
140 | float left, /* Left position */ | |
141 | bottom, /* Bottom position */ | |
142 | right, /* Right position */ | |
739a2093 MS |
143 | top, /* Top position */ |
144 | temp1, temp2; /* Temporary variables for swapping */ | |
a74454a7 | 145 | int preferred_bits; /* Preferred bits per color */ |
ef416fc2 | 146 | |
147 | ||
148 | /* | |
149 | * Range check input... | |
150 | */ | |
151 | ||
f7deaa1a | 152 | _cupsRasterClearError(); |
153 | ||
ef416fc2 | 154 | if (!h) |
f7deaa1a | 155 | { |
156 | _cupsRasterAddError("Page header cannot be NULL!\n"); | |
ef416fc2 | 157 | return (-1); |
f7deaa1a | 158 | } |
ef416fc2 | 159 | |
160 | /* | |
161 | * Reset the page header to the defaults... | |
162 | */ | |
163 | ||
164 | memset(h, 0, sizeof(cups_page_header2_t)); | |
165 | ||
923edb68 | 166 | h->NumCopies = 1; |
167 | h->PageSize[0] = 612; | |
168 | h->PageSize[1] = 792; | |
169 | h->HWResolution[0] = 100; | |
170 | h->HWResolution[1] = 100; | |
739a2093 | 171 | h->cupsBitsPerColor = 1; |
923edb68 | 172 | h->cupsColorOrder = CUPS_ORDER_CHUNKED; |
173 | h->cupsColorSpace = CUPS_CSPACE_K; | |
174 | h->cupsBorderlessScalingFactor = 1.0f; | |
175 | h->cupsPageSize[0] = 612.0f; | |
176 | h->cupsPageSize[1] = 792.0f; | |
177 | h->cupsImagingBBox[0] = 0.0f; | |
178 | h->cupsImagingBBox[1] = 0.0f; | |
179 | h->cupsImagingBBox[2] = 612.0f; | |
180 | h->cupsImagingBBox[3] = 792.0f; | |
fa73b229 | 181 | |
5a9febac | 182 | strlcpy(h->cupsPageSizeName, "Letter", sizeof(h->cupsPageSizeName)); |
ef416fc2 | 183 | |
e38f5e9c MS |
184 | #ifdef __APPLE__ |
185 | /* | |
8072030b | 186 | * cupsInteger0 is also used for the total page count on macOS; set an |
e38f5e9c MS |
187 | * uncommon default value so we can tell if the driver is using cupsInteger0. |
188 | */ | |
189 | ||
190 | h->cupsInteger[0] = 0x80000000; | |
191 | #endif /* __APPLE__ */ | |
192 | ||
ef416fc2 | 193 | /* |
194 | * Apply patches and options to the page header... | |
195 | */ | |
196 | ||
a74454a7 | 197 | status = 0; |
198 | preferred_bits = 0; | |
ef416fc2 | 199 | |
200 | if (ppd) | |
201 | { | |
202 | /* | |
203 | * Apply any patch code (used to override the defaults...) | |
204 | */ | |
205 | ||
206 | if (ppd->patches) | |
b86bc4cf | 207 | status |= _cupsRasterExecPS(h, &preferred_bits, ppd->patches); |
ef416fc2 | 208 | |
209 | /* | |
210 | * Then apply printer options in the proper order... | |
211 | */ | |
212 | ||
b86bc4cf | 213 | if ((code = ppdEmitString(ppd, PPD_ORDER_DOCUMENT, 0.0)) != NULL) |
ef416fc2 | 214 | { |
b86bc4cf | 215 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
216 | free(code); | |
ef416fc2 | 217 | } |
218 | ||
b86bc4cf | 219 | if ((code = ppdEmitString(ppd, PPD_ORDER_ANY, 0.0)) != NULL) |
ef416fc2 | 220 | { |
b86bc4cf | 221 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
222 | free(code); | |
ef416fc2 | 223 | } |
224 | ||
b86bc4cf | 225 | if ((code = ppdEmitString(ppd, PPD_ORDER_PROLOG, 0.0)) != NULL) |
ef416fc2 | 226 | { |
b86bc4cf | 227 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
228 | free(code); | |
ef416fc2 | 229 | } |
230 | ||
b86bc4cf | 231 | if ((code = ppdEmitString(ppd, PPD_ORDER_PAGE, 0.0)) != NULL) |
ef416fc2 | 232 | { |
b86bc4cf | 233 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
234 | free(code); | |
ef416fc2 | 235 | } |
236 | } | |
237 | ||
923edb68 | 238 | /* |
239 | * Allow option override for page scaling... | |
240 | */ | |
241 | ||
242 | if ((val = cupsGetOption("cupsBorderlessScalingFactor", num_options, | |
243 | options)) != NULL) | |
244 | { | |
c8fef167 | 245 | double sc = atof(val); /* Scale factor */ |
923edb68 | 246 | |
06d4e77b | 247 | if (sc >= 0.1 && sc <= 2.0) |
c8fef167 | 248 | h->cupsBorderlessScalingFactor = (float)sc; |
923edb68 | 249 | } |
250 | ||
ef416fc2 | 251 | /* |
252 | * Get the margins for the current size... | |
253 | */ | |
254 | ||
255 | if ((size = ppdPageSize(ppd, NULL)) != NULL) | |
256 | { | |
257 | /* | |
258 | * Use the margins from the PPD file... | |
259 | */ | |
260 | ||
261 | left = size->left; | |
262 | bottom = size->bottom; | |
263 | right = size->right; | |
264 | top = size->top; | |
fa73b229 | 265 | |
266 | strlcpy(h->cupsPageSizeName, size->name, sizeof(h->cupsPageSizeName)); | |
07725fee | 267 | |
268 | h->cupsPageSize[0] = size->width; | |
269 | h->cupsPageSize[1] = size->length; | |
ef416fc2 | 270 | } |
271 | else | |
272 | { | |
273 | /* | |
274 | * Use the default margins... | |
275 | */ | |
276 | ||
277 | left = 0.0f; | |
278 | bottom = 0.0f; | |
279 | right = 612.0f; | |
280 | top = 792.0f; | |
281 | } | |
282 | ||
739a2093 MS |
283 | /* |
284 | * Handle orientation... | |
285 | */ | |
286 | ||
287 | switch (h->Orientation) | |
288 | { | |
289 | case CUPS_ORIENT_0 : | |
290 | default : | |
291 | /* Do nothing */ | |
292 | break; | |
293 | ||
294 | case CUPS_ORIENT_90 : | |
295 | temp1 = h->cupsPageSize[0]; | |
296 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
297 | h->cupsPageSize[1] = temp1; | |
298 | ||
299 | temp1 = left; | |
300 | temp2 = right; | |
301 | left = h->cupsPageSize[0] - top; | |
302 | right = h->cupsPageSize[0] - bottom; | |
303 | bottom = h->cupsPageSize[1] - temp1; | |
304 | top = h->cupsPageSize[1] - temp2; | |
305 | break; | |
306 | ||
307 | case CUPS_ORIENT_180 : | |
308 | temp1 = left; | |
309 | temp2 = bottom; | |
310 | left = h->cupsPageSize[0] - right; | |
311 | right = h->cupsPageSize[0] - temp1; | |
312 | bottom = h->cupsPageSize[1] - top; | |
313 | top = h->cupsPageSize[1] - temp2; | |
314 | break; | |
315 | ||
316 | case CUPS_ORIENT_270 : | |
317 | temp1 = h->cupsPageSize[0]; | |
318 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
319 | h->cupsPageSize[1] = temp1; | |
320 | ||
321 | temp1 = left; | |
322 | temp2 = right; | |
323 | left = bottom; | |
324 | right = top; | |
325 | bottom = h->cupsPageSize[1] - temp2; | |
326 | top = h->cupsPageSize[1] - temp1; | |
327 | break; | |
328 | } | |
329 | ||
355ddf41 MS |
330 | if (left > right) |
331 | { | |
332 | temp1 = left; | |
333 | left = right; | |
334 | right = temp1; | |
335 | } | |
336 | ||
337 | if (bottom > top) | |
338 | { | |
339 | temp1 = bottom; | |
340 | bottom = top; | |
341 | top = temp1; | |
342 | } | |
343 | ||
c8fef167 MS |
344 | h->PageSize[0] = (unsigned)(h->cupsPageSize[0] * |
345 | h->cupsBorderlessScalingFactor); | |
346 | h->PageSize[1] = (unsigned)(h->cupsPageSize[1] * | |
347 | h->cupsBorderlessScalingFactor); | |
348 | h->Margins[0] = (unsigned)(left * | |
349 | h->cupsBorderlessScalingFactor); | |
350 | h->Margins[1] = (unsigned)(bottom * | |
351 | h->cupsBorderlessScalingFactor); | |
352 | h->ImagingBoundingBox[0] = (unsigned)(left * | |
353 | h->cupsBorderlessScalingFactor); | |
354 | h->ImagingBoundingBox[1] = (unsigned)(bottom * | |
355 | h->cupsBorderlessScalingFactor); | |
356 | h->ImagingBoundingBox[2] = (unsigned)(right * | |
357 | h->cupsBorderlessScalingFactor); | |
358 | h->ImagingBoundingBox[3] = (unsigned)(top * | |
359 | h->cupsBorderlessScalingFactor); | |
360 | h->cupsImagingBBox[0] = (float)left; | |
361 | h->cupsImagingBBox[1] = (float)bottom; | |
362 | h->cupsImagingBBox[2] = (float)right; | |
363 | h->cupsImagingBBox[3] = (float)top; | |
ef416fc2 | 364 | |
a74454a7 | 365 | /* |
366 | * Use the callback to validate the page header... | |
367 | */ | |
368 | ||
369 | if (func && (*func)(h, preferred_bits)) | |
f7deaa1a | 370 | { |
371 | _cupsRasterAddError("Page header callback returned error.\n"); | |
a74454a7 | 372 | return (-1); |
f7deaa1a | 373 | } |
a74454a7 | 374 | |
a9252913 | 375 | /* |
376 | * Check parameters... | |
377 | */ | |
378 | ||
379 | if (!h->HWResolution[0] || !h->HWResolution[1] || | |
380 | !h->PageSize[0] || !h->PageSize[1] || | |
381 | (h->cupsBitsPerColor != 1 && h->cupsBitsPerColor != 2 && | |
382 | h->cupsBitsPerColor != 4 && h->cupsBitsPerColor != 8 && | |
383 | h->cupsBitsPerColor != 16) || | |
06d4e77b | 384 | h->cupsBorderlessScalingFactor < 0.1 || |
b86bc4cf | 385 | h->cupsBorderlessScalingFactor > 2.0) |
f7deaa1a | 386 | { |
387 | _cupsRasterAddError("Page header uses unsupported values.\n"); | |
a9252913 | 388 | return (-1); |
f7deaa1a | 389 | } |
a9252913 | 390 | |
ef416fc2 | 391 | /* |
392 | * Compute the bitmap parameters... | |
393 | */ | |
394 | ||
7e86f2f6 | 395 | h->cupsWidth = (unsigned)((right - left) * h->cupsBorderlessScalingFactor * |
fa73b229 | 396 | h->HWResolution[0] / 72.0f + 0.5f); |
7e86f2f6 | 397 | h->cupsHeight = (unsigned)((top - bottom) * h->cupsBorderlessScalingFactor * |
fa73b229 | 398 | h->HWResolution[1] / 72.0f + 0.5f); |
ef416fc2 | 399 | |
400 | switch (h->cupsColorSpace) | |
401 | { | |
402 | case CUPS_CSPACE_W : | |
403 | case CUPS_CSPACE_K : | |
404 | case CUPS_CSPACE_WHITE : | |
405 | case CUPS_CSPACE_GOLD : | |
406 | case CUPS_CSPACE_SILVER : | |
88f9aafc | 407 | case CUPS_CSPACE_SW : |
ef416fc2 | 408 | h->cupsNumColors = 1; |
409 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
410 | break; | |
411 | ||
412 | default : | |
413 | /* | |
414 | * Ensure that colorimetric colorspaces use at least 8 bits per | |
415 | * component... | |
416 | */ | |
417 | ||
418 | if (h->cupsColorSpace >= CUPS_CSPACE_CIEXYZ && | |
419 | h->cupsBitsPerColor < 8) | |
420 | h->cupsBitsPerColor = 8; | |
421 | ||
422 | /* | |
423 | * Figure out the number of bits per pixel... | |
424 | */ | |
425 | ||
426 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
427 | { | |
428 | if (h->cupsBitsPerColor >= 8) | |
429 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 3; | |
430 | else | |
431 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
432 | } | |
433 | else | |
434 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
435 | ||
436 | h->cupsNumColors = 3; | |
437 | break; | |
438 | ||
439 | case CUPS_CSPACE_KCMYcm : | |
f301802f | 440 | if (h->cupsBitsPerColor == 1) |
ef416fc2 | 441 | { |
442 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
443 | h->cupsBitsPerPixel = 8; | |
444 | else | |
445 | h->cupsBitsPerPixel = 1; | |
446 | ||
447 | h->cupsNumColors = 6; | |
448 | break; | |
449 | } | |
450 | ||
451 | /* | |
452 | * Fall through to CMYK code... | |
453 | */ | |
454 | ||
455 | case CUPS_CSPACE_RGBA : | |
a74454a7 | 456 | case CUPS_CSPACE_RGBW : |
ef416fc2 | 457 | case CUPS_CSPACE_CMYK : |
458 | case CUPS_CSPACE_YMCK : | |
459 | case CUPS_CSPACE_KCMY : | |
460 | case CUPS_CSPACE_GMCK : | |
461 | case CUPS_CSPACE_GMCS : | |
462 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
463 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
464 | else | |
465 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
466 | ||
467 | h->cupsNumColors = 4; | |
468 | break; | |
88f9aafc MS |
469 | |
470 | case CUPS_CSPACE_DEVICE1 : | |
471 | case CUPS_CSPACE_DEVICE2 : | |
472 | case CUPS_CSPACE_DEVICE3 : | |
473 | case CUPS_CSPACE_DEVICE4 : | |
474 | case CUPS_CSPACE_DEVICE5 : | |
475 | case CUPS_CSPACE_DEVICE6 : | |
476 | case CUPS_CSPACE_DEVICE7 : | |
477 | case CUPS_CSPACE_DEVICE8 : | |
478 | case CUPS_CSPACE_DEVICE9 : | |
479 | case CUPS_CSPACE_DEVICEA : | |
480 | case CUPS_CSPACE_DEVICEB : | |
481 | case CUPS_CSPACE_DEVICEC : | |
482 | case CUPS_CSPACE_DEVICED : | |
483 | case CUPS_CSPACE_DEVICEE : | |
484 | case CUPS_CSPACE_DEVICEF : | |
485 | h->cupsNumColors = h->cupsColorSpace - CUPS_CSPACE_DEVICE1 + 1; | |
486 | ||
487 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
488 | h->cupsBitsPerPixel = h->cupsBitsPerColor * h->cupsNumColors; | |
489 | else | |
490 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
491 | break; | |
ef416fc2 | 492 | } |
493 | ||
494 | h->cupsBytesPerLine = (h->cupsBitsPerPixel * h->cupsWidth + 7) / 8; | |
495 | ||
496 | if (h->cupsColorOrder == CUPS_ORDER_BANDED) | |
497 | h->cupsBytesPerLine *= h->cupsNumColors; | |
498 | ||
499 | return (status); | |
500 | } | |
501 | ||
502 | ||
503 | /* | |
b86bc4cf | 504 | * '_cupsRasterExecPS()' - Execute PostScript code to initialize a page header. |
ef416fc2 | 505 | */ |
506 | ||
b86bc4cf | 507 | int /* O - 0 on success, -1 on error */ |
508 | _cupsRasterExecPS( | |
a74454a7 | 509 | cups_page_header2_t *h, /* O - Page header */ |
510 | int *preferred_bits,/* O - Preferred bits per color */ | |
b86bc4cf | 511 | const char *code) /* I - PS code to execute */ |
ef416fc2 | 512 | { |
b1564bae | 513 | int error = 0; /* Error condition? */ |
b86bc4cf | 514 | _cups_ps_stack_t *st; /* PostScript value stack */ |
515 | _cups_ps_obj_t *obj; /* Object from top of stack */ | |
516 | char *codecopy, /* Copy of code */ | |
517 | *codeptr; /* Pointer into copy of code */ | |
518 | ||
ef416fc2 | 519 | |
b86bc4cf | 520 | DEBUG_printf(("_cupsRasterExecPS(h=%p, preferred_bits=%p, code=\"%s\")\n", |
b1564bae | 521 | h, preferred_bits, code)); |
ef416fc2 | 522 | |
523 | /* | |
b86bc4cf | 524 | * Copy the PostScript code and create a stack... |
ef416fc2 | 525 | */ |
526 | ||
b86bc4cf | 527 | if ((codecopy = strdup(code)) == NULL) |
f7deaa1a | 528 | { |
529 | _cupsRasterAddError("Unable to duplicate code string.\n"); | |
b86bc4cf | 530 | return (-1); |
f7deaa1a | 531 | } |
b86bc4cf | 532 | |
533 | if ((st = new_stack()) == NULL) | |
534 | { | |
f7deaa1a | 535 | _cupsRasterAddError("Unable to create stack.\n"); |
b86bc4cf | 536 | free(codecopy); |
ef416fc2 | 537 | return (-1); |
b86bc4cf | 538 | } |
ef416fc2 | 539 | |
540 | /* | |
b86bc4cf | 541 | * Parse the PS string until we run out of data... |
ef416fc2 | 542 | */ |
543 | ||
b86bc4cf | 544 | codeptr = codecopy; |
545 | ||
546 | while ((obj = scan_ps(st, &codeptr)) != NULL) | |
ef416fc2 | 547 | { |
b86bc4cf | 548 | #ifdef DEBUG |
d9564ec7 MS |
549 | DEBUG_printf(("_cupsRasterExecPS: Stack (%d objects)", st->num_objs)); |
550 | DEBUG_object("_cupsRasterExecPS", obj); | |
b86bc4cf | 551 | #endif /* DEBUG */ |
552 | ||
553 | switch (obj->type) | |
554 | { | |
555 | default : | |
556 | /* Do nothing for regular values */ | |
557 | break; | |
558 | ||
559 | case CUPS_PS_CLEARTOMARK : | |
560 | pop_stack(st); | |
561 | ||
f7deaa1a | 562 | if (cleartomark_stack(st)) |
d9564ec7 | 563 | _cupsRasterAddError("cleartomark: Stack underflow.\n"); |
b86bc4cf | 564 | |
565 | #ifdef DEBUG | |
d9564ec7 MS |
566 | DEBUG_puts("1_cupsRasterExecPS: dup"); |
567 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 568 | #endif /* DEBUG */ |
569 | break; | |
570 | ||
571 | case CUPS_PS_COPY : | |
572 | pop_stack(st); | |
573 | if ((obj = pop_stack(st)) != NULL) | |
574 | { | |
575 | copy_stack(st, (int)obj->value.number); | |
576 | ||
577 | #ifdef DEBUG | |
ae71f5de | 578 | DEBUG_puts("_cupsRasterExecPS: copy"); |
d9564ec7 | 579 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 580 | #endif /* DEBUG */ |
581 | } | |
582 | break; | |
583 | ||
584 | case CUPS_PS_DUP : | |
585 | pop_stack(st); | |
586 | copy_stack(st, 1); | |
587 | ||
588 | #ifdef DEBUG | |
ae71f5de | 589 | DEBUG_puts("_cupsRasterExecPS: dup"); |
d9564ec7 | 590 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 591 | #endif /* DEBUG */ |
592 | break; | |
593 | ||
594 | case CUPS_PS_INDEX : | |
595 | pop_stack(st); | |
596 | if ((obj = pop_stack(st)) != NULL) | |
597 | { | |
598 | index_stack(st, (int)obj->value.number); | |
599 | ||
600 | #ifdef DEBUG | |
ae71f5de | 601 | DEBUG_puts("_cupsRasterExecPS: index"); |
d9564ec7 | 602 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 603 | #endif /* DEBUG */ |
604 | } | |
605 | break; | |
606 | ||
607 | case CUPS_PS_POP : | |
608 | pop_stack(st); | |
609 | pop_stack(st); | |
610 | ||
611 | #ifdef DEBUG | |
ae71f5de | 612 | DEBUG_puts("_cupsRasterExecPS: pop"); |
d9564ec7 | 613 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 614 | #endif /* DEBUG */ |
615 | break; | |
616 | ||
617 | case CUPS_PS_ROLL : | |
618 | pop_stack(st); | |
619 | if ((obj = pop_stack(st)) != NULL) | |
620 | { | |
621 | int c; /* Count */ | |
ef416fc2 | 622 | |
ef416fc2 | 623 | |
b86bc4cf | 624 | c = (int)obj->value.number; |
625 | ||
626 | if ((obj = pop_stack(st)) != NULL) | |
627 | { | |
628 | roll_stack(st, (int)obj->value.number, c); | |
629 | ||
630 | #ifdef DEBUG | |
ae71f5de | 631 | DEBUG_puts("_cupsRasterExecPS: roll"); |
d9564ec7 | 632 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 633 | #endif /* DEBUG */ |
634 | } | |
635 | } | |
636 | break; | |
637 | ||
638 | case CUPS_PS_SETPAGEDEVICE : | |
639 | pop_stack(st); | |
640 | setpagedevice(st, h, preferred_bits); | |
641 | ||
642 | #ifdef DEBUG | |
ae71f5de | 643 | DEBUG_puts("_cupsRasterExecPS: setpagedevice"); |
d9564ec7 | 644 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 645 | #endif /* DEBUG */ |
646 | break; | |
647 | ||
648 | case CUPS_PS_START_PROC : | |
649 | case CUPS_PS_END_PROC : | |
650 | case CUPS_PS_STOPPED : | |
651 | pop_stack(st); | |
652 | break; | |
653 | ||
654 | case CUPS_PS_OTHER : | |
d9564ec7 | 655 | _cupsRasterAddError("Unknown operator \"%s\".\n", obj->value.other); |
b1564bae | 656 | error = 1; |
d9564ec7 | 657 | DEBUG_printf(("_cupsRasterExecPS: Unknown operator \"%s\".", obj->value.other)); |
b86bc4cf | 658 | break; |
659 | } | |
660 | ||
b1564bae | 661 | if (error) |
ef416fc2 | 662 | break; |
b86bc4cf | 663 | } |
664 | ||
665 | /* | |
666 | * Cleanup... | |
667 | */ | |
668 | ||
669 | free(codecopy); | |
670 | ||
671 | if (st->num_objs > 0) | |
672 | { | |
f7deaa1a | 673 | error_stack(st, "Stack not empty:"); |
674 | ||
b86bc4cf | 675 | #ifdef DEBUG |
d9564ec7 MS |
676 | DEBUG_puts("_cupsRasterExecPS: Stack not empty"); |
677 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 678 | #endif /* DEBUG */ |
ef416fc2 | 679 | |
b86bc4cf | 680 | delete_stack(st); |
681 | ||
682 | return (-1); | |
683 | } | |
684 | ||
685 | delete_stack(st); | |
686 | ||
687 | /* | |
688 | * Return success... | |
689 | */ | |
690 | ||
691 | return (0); | |
692 | } | |
693 | ||
694 | ||
695 | /* | |
696 | * 'cleartomark_stack()' - Clear to the last mark ([) on the stack. | |
697 | */ | |
698 | ||
699 | static int /* O - 0 on success, -1 on error */ | |
700 | cleartomark_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
701 | { | |
702 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
703 | ||
704 | ||
705 | while ((obj = pop_stack(st)) != NULL) | |
706 | if (obj->type == CUPS_PS_START_ARRAY) | |
707 | break; | |
708 | ||
709 | return (obj ? 0 : -1); | |
710 | } | |
711 | ||
712 | ||
713 | /* | |
714 | * 'copy_stack()' - Copy the top N stack objects. | |
715 | */ | |
716 | ||
717 | static int /* O - 0 on success, -1 on error */ | |
718 | copy_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
719 | int c) /* I - Number of objects to copy */ | |
720 | { | |
721 | int n; /* Index */ | |
722 | ||
723 | ||
724 | if (c < 0) | |
725 | return (-1); | |
726 | else if (c == 0) | |
727 | return (0); | |
728 | ||
729 | if ((n = st->num_objs - c) < 0) | |
730 | return (-1); | |
731 | ||
732 | while (c > 0) | |
733 | { | |
734 | if (!push_stack(st, st->objs + n)) | |
735 | return (-1); | |
736 | ||
737 | n ++; | |
738 | c --; | |
739 | } | |
740 | ||
741 | return (0); | |
742 | } | |
743 | ||
744 | ||
745 | /* | |
746 | * 'delete_stack()' - Free memory used by a stack. | |
747 | */ | |
748 | ||
749 | static void | |
750 | delete_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
751 | { | |
752 | free(st->objs); | |
753 | free(st); | |
754 | } | |
755 | ||
756 | ||
f7deaa1a | 757 | /* |
758 | * 'error_object()' - Add an object's value to the current error message. | |
759 | */ | |
760 | ||
761 | static void | |
762 | error_object(_cups_ps_obj_t *obj) /* I - Object to add */ | |
763 | { | |
764 | switch (obj->type) | |
765 | { | |
766 | case CUPS_PS_NAME : | |
767 | _cupsRasterAddError(" /%s", obj->value.name); | |
768 | break; | |
769 | ||
770 | case CUPS_PS_NUMBER : | |
771 | _cupsRasterAddError(" %g", obj->value.number); | |
772 | break; | |
773 | ||
774 | case CUPS_PS_STRING : | |
775 | _cupsRasterAddError(" (%s)", obj->value.string); | |
776 | break; | |
777 | ||
778 | case CUPS_PS_BOOLEAN : | |
779 | if (obj->value.boolean) | |
780 | _cupsRasterAddError(" true"); | |
781 | else | |
782 | _cupsRasterAddError(" false"); | |
783 | break; | |
784 | ||
785 | case CUPS_PS_NULL : | |
786 | _cupsRasterAddError(" null"); | |
787 | break; | |
788 | ||
789 | case CUPS_PS_START_ARRAY : | |
790 | _cupsRasterAddError(" ["); | |
791 | break; | |
792 | ||
793 | case CUPS_PS_END_ARRAY : | |
794 | _cupsRasterAddError(" ]"); | |
795 | break; | |
796 | ||
797 | case CUPS_PS_START_DICT : | |
798 | _cupsRasterAddError(" <<"); | |
799 | break; | |
800 | ||
801 | case CUPS_PS_END_DICT : | |
802 | _cupsRasterAddError(" >>"); | |
803 | break; | |
804 | ||
805 | case CUPS_PS_START_PROC : | |
806 | _cupsRasterAddError(" {"); | |
807 | break; | |
808 | ||
809 | case CUPS_PS_END_PROC : | |
810 | _cupsRasterAddError(" }"); | |
811 | break; | |
812 | ||
813 | case CUPS_PS_COPY : | |
814 | _cupsRasterAddError(" --copy--"); | |
815 | break; | |
816 | ||
817 | case CUPS_PS_CLEARTOMARK : | |
818 | _cupsRasterAddError(" --cleartomark--"); | |
819 | break; | |
820 | ||
821 | case CUPS_PS_DUP : | |
822 | _cupsRasterAddError(" --dup--"); | |
823 | break; | |
824 | ||
825 | case CUPS_PS_INDEX : | |
826 | _cupsRasterAddError(" --index--"); | |
827 | break; | |
828 | ||
829 | case CUPS_PS_POP : | |
830 | _cupsRasterAddError(" --pop--"); | |
831 | break; | |
832 | ||
833 | case CUPS_PS_ROLL : | |
834 | _cupsRasterAddError(" --roll--"); | |
835 | break; | |
836 | ||
837 | case CUPS_PS_SETPAGEDEVICE : | |
838 | _cupsRasterAddError(" --setpagedevice--"); | |
839 | break; | |
840 | ||
841 | case CUPS_PS_STOPPED : | |
842 | _cupsRasterAddError(" --stopped--"); | |
843 | break; | |
844 | ||
845 | case CUPS_PS_OTHER : | |
846 | _cupsRasterAddError(" --%s--", obj->value.other); | |
847 | break; | |
848 | } | |
849 | } | |
850 | ||
851 | ||
852 | /* | |
853 | * 'error_stack()' - Add a stack to the current error message... | |
854 | */ | |
855 | ||
856 | static void | |
857 | error_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
858 | const char *title) /* I - Title string */ | |
859 | { | |
860 | int c; /* Looping var */ | |
861 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
862 | ||
863 | ||
85dda01c | 864 | _cupsRasterAddError("%s", title); |
f7deaa1a | 865 | |
866 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
867 | error_object(obj); | |
868 | ||
869 | _cupsRasterAddError("\n"); | |
870 | } | |
871 | ||
872 | ||
b86bc4cf | 873 | /* |
874 | * 'index_stack()' - Copy the Nth value on the stack. | |
875 | */ | |
876 | ||
877 | static _cups_ps_obj_t * /* O - New object */ | |
878 | index_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
879 | int n) /* I - Object index */ | |
880 | { | |
881 | if (n < 0 || (n = st->num_objs - n - 1) < 0) | |
882 | return (NULL); | |
883 | ||
884 | return (push_stack(st, st->objs + n)); | |
885 | } | |
886 | ||
887 | ||
888 | /* | |
889 | * 'new_stack()' - Create a new stack. | |
890 | */ | |
891 | ||
892 | static _cups_ps_stack_t * /* O - New stack */ | |
893 | new_stack(void) | |
894 | { | |
895 | _cups_ps_stack_t *st; /* New stack */ | |
896 | ||
897 | ||
898 | if ((st = calloc(1, sizeof(_cups_ps_stack_t))) == NULL) | |
899 | return (NULL); | |
900 | ||
901 | st->alloc_objs = 32; | |
902 | ||
903 | if ((st->objs = calloc(32, sizeof(_cups_ps_obj_t))) == NULL) | |
904 | { | |
905 | free(st); | |
906 | return (NULL); | |
907 | } | |
908 | else | |
909 | return (st); | |
910 | } | |
911 | ||
912 | ||
913 | /* | |
914 | * 'pop_stock()' - Pop the top object off the stack. | |
915 | */ | |
916 | ||
917 | static _cups_ps_obj_t * /* O - Object */ | |
918 | pop_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
919 | { | |
920 | if (st->num_objs > 0) | |
921 | { | |
922 | st->num_objs --; | |
923 | ||
924 | return (st->objs + st->num_objs); | |
925 | } | |
926 | else | |
927 | return (NULL); | |
928 | } | |
929 | ||
930 | ||
931 | /* | |
932 | * 'push_stack()' - Push an object on the stack. | |
933 | */ | |
934 | ||
935 | static _cups_ps_obj_t * /* O - New object */ | |
936 | push_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
937 | _cups_ps_obj_t *obj) /* I - Object */ | |
938 | { | |
939 | _cups_ps_obj_t *temp; /* New object */ | |
940 | ||
941 | ||
942 | if (st->num_objs >= st->alloc_objs) | |
943 | { | |
944 | ||
945 | ||
946 | st->alloc_objs += 32; | |
947 | ||
7e86f2f6 | 948 | if ((temp = realloc(st->objs, (size_t)st->alloc_objs * |
b86bc4cf | 949 | sizeof(_cups_ps_obj_t))) == NULL) |
950 | return (NULL); | |
951 | ||
952 | st->objs = temp; | |
953 | memset(temp + st->num_objs, 0, 32 * sizeof(_cups_ps_obj_t)); | |
954 | } | |
955 | ||
956 | temp = st->objs + st->num_objs; | |
957 | st->num_objs ++; | |
958 | ||
959 | memcpy(temp, obj, sizeof(_cups_ps_obj_t)); | |
960 | ||
961 | return (temp); | |
962 | } | |
963 | ||
964 | ||
965 | /* | |
966 | * 'roll_stack()' - Rotate stack objects. | |
967 | */ | |
968 | ||
969 | static int /* O - 0 on success, -1 on error */ | |
970 | roll_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
971 | int c, /* I - Number of objects */ | |
972 | int s) /* I - Amount to shift */ | |
973 | { | |
974 | _cups_ps_obj_t *temp; /* Temporary array of objects */ | |
975 | int n; /* Index into array */ | |
976 | ||
977 | ||
d9564ec7 | 978 | DEBUG_printf(("3roll_stack(st=%p, s=%d, c=%d)", st, s, c)); |
b86bc4cf | 979 | |
980 | /* | |
981 | * Range check input... | |
982 | */ | |
983 | ||
984 | if (c < 0) | |
985 | return (-1); | |
986 | else if (c == 0) | |
987 | return (0); | |
988 | ||
989 | if ((n = st->num_objs - c) < 0) | |
990 | return (-1); | |
991 | ||
992 | s %= c; | |
993 | ||
994 | if (s == 0) | |
995 | return (0); | |
996 | ||
997 | /* | |
998 | * Copy N objects and move things around... | |
999 | */ | |
1000 | ||
1001 | if (s < 0) | |
1002 | { | |
ef416fc2 | 1003 | /* |
b86bc4cf | 1004 | * Shift down... |
ef416fc2 | 1005 | */ |
1006 | ||
b86bc4cf | 1007 | s = -s; |
ef416fc2 | 1008 | |
7e86f2f6 | 1009 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1010 | return (-1); |
ef416fc2 | 1011 | |
7e86f2f6 MS |
1012 | memcpy(temp, st->objs + n, (size_t)s * sizeof(_cups_ps_obj_t)); |
1013 | memmove(st->objs + n, st->objs + n + s, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1014 | memcpy(st->objs + n + c - s, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1015 | } |
1016 | else | |
1017 | { | |
ef416fc2 | 1018 | /* |
b86bc4cf | 1019 | * Shift up... |
ef416fc2 | 1020 | */ |
1021 | ||
7e86f2f6 | 1022 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1023 | return (-1); |
ef416fc2 | 1024 | |
7e86f2f6 MS |
1025 | memcpy(temp, st->objs + n + c - s, (size_t)s * sizeof(_cups_ps_obj_t)); |
1026 | memmove(st->objs + n + s, st->objs + n, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1027 | memcpy(st->objs + n, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1028 | } |
ef416fc2 | 1029 | |
b86bc4cf | 1030 | free(temp); |
1031 | ||
1032 | return (0); | |
1033 | } | |
ef416fc2 | 1034 | |
ef416fc2 | 1035 | |
b86bc4cf | 1036 | /* |
1037 | * 'scan_ps()' - Scan a string for the next PS object. | |
1038 | */ | |
1039 | ||
1040 | static _cups_ps_obj_t * /* O - New object or NULL on EOF */ | |
1041 | scan_ps(_cups_ps_stack_t *st, /* I - Stack */ | |
1042 | char **ptr) /* IO - String pointer */ | |
1043 | { | |
1044 | _cups_ps_obj_t obj; /* Current object */ | |
1045 | char *start, /* Start of object */ | |
1046 | *cur, /* Current position */ | |
1047 | *valptr, /* Pointer into value string */ | |
1048 | *valend; /* End of value string */ | |
1049 | int parens; /* Parenthesis nesting level */ | |
ef416fc2 | 1050 | |
ef416fc2 | 1051 | |
b86bc4cf | 1052 | /* |
1053 | * Skip leading whitespace... | |
1054 | */ | |
1055 | ||
1056 | for (cur = *ptr; *cur; cur ++) | |
1057 | { | |
1058 | if (*cur == '%') | |
ef416fc2 | 1059 | { |
1060 | /* | |
b86bc4cf | 1061 | * Comment, skip to end of line... |
ef416fc2 | 1062 | */ |
1063 | ||
b86bc4cf | 1064 | for (cur ++; *cur && *cur != '\n' && *cur != '\r'; cur ++); |
b0f6947b MS |
1065 | |
1066 | if (!*cur) | |
1067 | cur --; | |
b86bc4cf | 1068 | } |
1069 | else if (!isspace(*cur & 255)) | |
1070 | break; | |
1071 | } | |
ef416fc2 | 1072 | |
b86bc4cf | 1073 | if (!*cur) |
1074 | { | |
1075 | *ptr = NULL; | |
ef416fc2 | 1076 | |
b86bc4cf | 1077 | return (NULL); |
1078 | } | |
ef416fc2 | 1079 | |
b86bc4cf | 1080 | /* |
1081 | * See what we have... | |
1082 | */ | |
ef416fc2 | 1083 | |
b86bc4cf | 1084 | memset(&obj, 0, sizeof(obj)); |
ef416fc2 | 1085 | |
b86bc4cf | 1086 | switch (*cur) |
1087 | { | |
1088 | case '(' : /* (string) */ | |
1089 | obj.type = CUPS_PS_STRING; | |
1090 | start = cur; | |
1091 | ||
1092 | for (cur ++, parens = 1, valptr = obj.value.string, | |
1093 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1094 | *cur; | |
1095 | cur ++) | |
1096 | { | |
1097 | if (*cur == ')' && parens == 1) | |
1098 | break; | |
1099 | ||
1100 | if (*cur == '(') | |
1101 | parens ++; | |
1102 | else if (*cur == ')') | |
1103 | parens --; | |
1104 | ||
1105 | if (valptr >= valend) | |
1106 | { | |
1107 | *ptr = start; | |
1108 | ||
1109 | return (NULL); | |
1110 | } | |
1111 | ||
1112 | if (*cur == '\\') | |
1113 | { | |
1114 | /* | |
1115 | * Decode escaped character... | |
1116 | */ | |
1117 | ||
1118 | cur ++; | |
1119 | ||
1120 | if (*cur == 'b') | |
1121 | *valptr++ = '\b'; | |
1122 | else if (*cur == 'f') | |
1123 | *valptr++ = '\f'; | |
1124 | else if (*cur == 'n') | |
1125 | *valptr++ = '\n'; | |
1126 | else if (*cur == 'r') | |
1127 | *valptr++ = '\r'; | |
1128 | else if (*cur == 't') | |
1129 | *valptr++ = '\t'; | |
1130 | else if (*cur >= '0' && *cur <= '7') | |
1131 | { | |
1132 | int ch = *cur - '0'; | |
1133 | ||
1134 | if (cur[1] >= '0' && cur[1] <= '7') | |
1135 | { | |
1136 | cur ++; | |
1137 | ch = (ch << 3) + *cur - '0'; | |
1138 | } | |
1139 | ||
1140 | if (cur[1] >= '0' && cur[1] <= '7') | |
1141 | { | |
1142 | cur ++; | |
1143 | ch = (ch << 3) + *cur - '0'; | |
1144 | } | |
1145 | ||
7e86f2f6 | 1146 | *valptr++ = (char)ch; |
b86bc4cf | 1147 | } |
1148 | else if (*cur == '\r') | |
1149 | { | |
1150 | if (cur[1] == '\n') | |
1151 | cur ++; | |
1152 | } | |
1153 | else if (*cur != '\n') | |
1154 | *valptr++ = *cur; | |
1155 | } | |
1156 | else | |
1157 | *valptr++ = *cur; | |
1158 | } | |
1159 | ||
1160 | if (*cur != ')') | |
1161 | { | |
1162 | *ptr = start; | |
1163 | ||
1164 | return (NULL); | |
1165 | } | |
1166 | ||
1167 | cur ++; | |
1168 | break; | |
1169 | ||
1170 | case '[' : /* Start array */ | |
1171 | obj.type = CUPS_PS_START_ARRAY; | |
1172 | cur ++; | |
1173 | break; | |
1174 | ||
1175 | case ']' : /* End array */ | |
1176 | obj.type = CUPS_PS_END_ARRAY; | |
1177 | cur ++; | |
1178 | break; | |
1179 | ||
1180 | case '<' : /* Start dictionary or hex string */ | |
1181 | if (cur[1] == '<') | |
1182 | { | |
1183 | obj.type = CUPS_PS_START_DICT; | |
1184 | cur += 2; | |
1185 | } | |
ef416fc2 | 1186 | else |
b86bc4cf | 1187 | { |
1188 | obj.type = CUPS_PS_STRING; | |
1189 | start = cur; | |
1190 | ||
1191 | for (cur ++, valptr = obj.value.string, | |
1192 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1193 | *cur; | |
1194 | cur ++) | |
1195 | { | |
1196 | int ch; /* Current character */ | |
1197 | ||
1198 | ||
1199 | ||
1200 | if (*cur == '>') | |
1201 | break; | |
1202 | else if (valptr >= valend || !isxdigit(*cur & 255)) | |
1203 | { | |
1204 | *ptr = start; | |
1205 | return (NULL); | |
1206 | } | |
1207 | ||
1208 | if (*cur >= '0' && *cur <= '9') | |
1209 | ch = (*cur - '0') << 4; | |
1210 | else | |
1211 | ch = (tolower(*cur) - 'a' + 10) << 4; | |
1212 | ||
1213 | if (isxdigit(cur[1] & 255)) | |
1214 | { | |
1215 | cur ++; | |
1216 | ||
1217 | if (*cur >= '0' && *cur <= '9') | |
1218 | ch |= *cur - '0'; | |
1219 | else | |
1220 | ch |= tolower(*cur) - 'a' + 10; | |
1221 | } | |
1222 | ||
7e86f2f6 | 1223 | *valptr++ = (char)ch; |
b86bc4cf | 1224 | } |
1225 | ||
1226 | if (*cur != '>') | |
1227 | { | |
1228 | *ptr = start; | |
1229 | return (NULL); | |
1230 | } | |
1231 | ||
1232 | cur ++; | |
1233 | } | |
1234 | break; | |
ef416fc2 | 1235 | |
b86bc4cf | 1236 | case '>' : /* End dictionary? */ |
1237 | if (cur[1] == '>') | |
1238 | { | |
1239 | obj.type = CUPS_PS_END_DICT; | |
1240 | cur += 2; | |
1241 | } | |
1242 | else | |
1243 | { | |
1244 | obj.type = CUPS_PS_OTHER; | |
1245 | obj.value.other[0] = *cur; | |
1246 | ||
1247 | cur ++; | |
1248 | } | |
1249 | break; | |
1250 | ||
1251 | case '{' : /* Start procedure */ | |
1252 | obj.type = CUPS_PS_START_PROC; | |
1253 | cur ++; | |
1254 | break; | |
1255 | ||
1256 | case '}' : /* End procedure */ | |
1257 | obj.type = CUPS_PS_END_PROC; | |
1258 | cur ++; | |
1259 | break; | |
1260 | ||
1261 | case '-' : /* Possible number */ | |
1262 | case '+' : | |
1263 | if (!isdigit(cur[1] & 255) && cur[1] != '.') | |
1264 | { | |
1265 | obj.type = CUPS_PS_OTHER; | |
1266 | obj.value.other[0] = *cur; | |
1267 | ||
1268 | cur ++; | |
1269 | break; | |
1270 | } | |
1271 | ||
1272 | case '0' : /* Number */ | |
1273 | case '1' : | |
1274 | case '2' : | |
1275 | case '3' : | |
1276 | case '4' : | |
1277 | case '5' : | |
1278 | case '6' : | |
1279 | case '7' : | |
1280 | case '8' : | |
1281 | case '9' : | |
1282 | case '.' : | |
1283 | obj.type = CUPS_PS_NUMBER; | |
1284 | ||
1285 | start = cur; | |
1286 | for (cur ++; *cur; cur ++) | |
1287 | if (!isdigit(*cur & 255)) | |
1288 | break; | |
1289 | ||
1290 | if (*cur == '#') | |
1291 | { | |
1292 | /* | |
1293 | * Integer with radix... | |
1294 | */ | |
1295 | ||
1296 | obj.value.number = strtol(cur + 1, &cur, atoi(start)); | |
1297 | break; | |
1298 | } | |
1299 | else if (strchr(".Ee()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1300 | { | |
1301 | /* | |
1302 | * Integer or real number... | |
1303 | */ | |
ef416fc2 | 1304 | |
b86bc4cf | 1305 | obj.value.number = _cupsStrScand(start, &cur, localeconv()); |
1306 | break; | |
1307 | } | |
1308 | else | |
1309 | cur = start; | |
ef416fc2 | 1310 | |
b86bc4cf | 1311 | default : /* Operator/variable name */ |
1312 | start = cur; | |
1313 | ||
1314 | if (*cur == '/') | |
1315 | { | |
1316 | obj.type = CUPS_PS_NAME; | |
1317 | valptr = obj.value.name; | |
1318 | valend = obj.value.name + sizeof(obj.value.name) - 1; | |
1319 | cur ++; | |
1320 | } | |
ef416fc2 | 1321 | else |
b86bc4cf | 1322 | { |
1323 | obj.type = CUPS_PS_OTHER; | |
1324 | valptr = obj.value.other; | |
1325 | valend = obj.value.other + sizeof(obj.value.other) - 1; | |
1326 | } | |
ef416fc2 | 1327 | |
b86bc4cf | 1328 | while (*cur) |
1329 | { | |
1330 | if (strchr("()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1331 | break; | |
1332 | else if (valptr < valend) | |
1333 | *valptr++ = *cur++; | |
1334 | else | |
1335 | { | |
1336 | *ptr = start; | |
1337 | return (NULL); | |
1338 | } | |
1339 | } | |
1340 | ||
1341 | if (obj.type == CUPS_PS_OTHER) | |
1342 | { | |
1343 | if (!strcmp(obj.value.other, "true")) | |
1344 | { | |
1345 | obj.type = CUPS_PS_BOOLEAN; | |
1346 | obj.value.boolean = 1; | |
1347 | } | |
1348 | else if (!strcmp(obj.value.other, "false")) | |
1349 | { | |
1350 | obj.type = CUPS_PS_BOOLEAN; | |
1351 | obj.value.boolean = 0; | |
1352 | } | |
1353 | else if (!strcmp(obj.value.other, "null")) | |
1354 | obj.type = CUPS_PS_NULL; | |
1355 | else if (!strcmp(obj.value.other, "cleartomark")) | |
1356 | obj.type = CUPS_PS_CLEARTOMARK; | |
1357 | else if (!strcmp(obj.value.other, "copy")) | |
1358 | obj.type = CUPS_PS_COPY; | |
1359 | else if (!strcmp(obj.value.other, "dup")) | |
1360 | obj.type = CUPS_PS_DUP; | |
1361 | else if (!strcmp(obj.value.other, "index")) | |
1362 | obj.type = CUPS_PS_INDEX; | |
1363 | else if (!strcmp(obj.value.other, "pop")) | |
1364 | obj.type = CUPS_PS_POP; | |
1365 | else if (!strcmp(obj.value.other, "roll")) | |
1366 | obj.type = CUPS_PS_ROLL; | |
1367 | else if (!strcmp(obj.value.other, "setpagedevice")) | |
1368 | obj.type = CUPS_PS_SETPAGEDEVICE; | |
1369 | else if (!strcmp(obj.value.other, "stopped")) | |
1370 | obj.type = CUPS_PS_STOPPED; | |
1371 | } | |
1372 | break; | |
1373 | } | |
1374 | ||
1375 | /* | |
1376 | * Save the current position in the string and return the new object... | |
1377 | */ | |
1378 | ||
1379 | *ptr = cur; | |
1380 | ||
1381 | return (push_stack(st, &obj)); | |
1382 | } | |
1383 | ||
1384 | ||
1385 | /* | |
1386 | * 'setpagedevice()' - Simulate the PostScript setpagedevice operator. | |
1387 | */ | |
1388 | ||
1389 | static int /* O - 0 on success, -1 on error */ | |
1390 | setpagedevice( | |
1391 | _cups_ps_stack_t *st, /* I - Stack */ | |
1392 | cups_page_header2_t *h, /* O - Page header */ | |
1393 | int *preferred_bits)/* O - Preferred bits per color */ | |
1394 | { | |
1395 | int i; /* Index into array */ | |
1396 | _cups_ps_obj_t *obj, /* Current object */ | |
1397 | *end; /* End of dictionary */ | |
1398 | const char *name; /* Attribute name */ | |
1399 | ||
1400 | ||
1401 | /* | |
1402 | * Make sure we have a dictionary on the stack... | |
1403 | */ | |
1404 | ||
1405 | if (st->num_objs == 0) | |
1406 | return (-1); | |
1407 | ||
1408 | obj = end = st->objs + st->num_objs - 1; | |
1409 | ||
1410 | if (obj->type != CUPS_PS_END_DICT) | |
1411 | return (-1); | |
1412 | ||
1413 | obj --; | |
1414 | ||
1415 | while (obj > st->objs) | |
1416 | { | |
1417 | if (obj->type == CUPS_PS_START_DICT) | |
1418 | break; | |
1419 | ||
1420 | obj --; | |
1421 | } | |
1422 | ||
1423 | if (obj < st->objs) | |
1424 | return (-1); | |
ef416fc2 | 1425 | |
b86bc4cf | 1426 | /* |
1427 | * Found the start of the dictionary, empty the stack to this point... | |
1428 | */ | |
1429 | ||
a2326b5b | 1430 | st->num_objs = (int)(obj - st->objs); |
b86bc4cf | 1431 | |
1432 | /* | |
1433 | * Now pull /name and value pairs from the dictionary... | |
1434 | */ | |
1435 | ||
d9564ec7 | 1436 | DEBUG_puts("3setpagedevice: Dictionary:"); |
b86bc4cf | 1437 | |
1438 | for (obj ++; obj < end; obj ++) | |
1439 | { | |
ef416fc2 | 1440 | /* |
b86bc4cf | 1441 | * Grab the name... |
ef416fc2 | 1442 | */ |
1443 | ||
b86bc4cf | 1444 | if (obj->type != CUPS_PS_NAME) |
1445 | return (-1); | |
1446 | ||
1447 | name = obj->value.name; | |
1448 | obj ++; | |
1449 | ||
1450 | #ifdef DEBUG | |
d9564ec7 MS |
1451 | DEBUG_printf(("4setpagedevice: /%s ", name)); |
1452 | DEBUG_object("setpagedevice", obj); | |
b86bc4cf | 1453 | #endif /* DEBUG */ |
1454 | ||
1455 | /* | |
1456 | * Then grab the value... | |
1457 | */ | |
1458 | ||
1459 | if (!strcmp(name, "MediaClass") && obj->type == CUPS_PS_STRING) | |
1460 | strlcpy(h->MediaClass, obj->value.string, sizeof(h->MediaClass)); | |
1461 | else if (!strcmp(name, "MediaColor") && obj->type == CUPS_PS_STRING) | |
1462 | strlcpy(h->MediaColor, obj->value.string, sizeof(h->MediaColor)); | |
1463 | else if (!strcmp(name, "MediaType") && obj->type == CUPS_PS_STRING) | |
1464 | strlcpy(h->MediaType, obj->value.string, sizeof(h->MediaType)); | |
1465 | else if (!strcmp(name, "OutputType") && obj->type == CUPS_PS_STRING) | |
1466 | strlcpy(h->OutputType, obj->value.string, sizeof(h->OutputType)); | |
1467 | else if (!strcmp(name, "AdvanceDistance") && obj->type == CUPS_PS_NUMBER) | |
1468 | h->AdvanceDistance = (unsigned)obj->value.number; | |
1469 | else if (!strcmp(name, "AdvanceMedia") && obj->type == CUPS_PS_NUMBER) | |
1470 | h->AdvanceMedia = (unsigned)obj->value.number; | |
1471 | else if (!strcmp(name, "Collate") && obj->type == CUPS_PS_BOOLEAN) | |
1472 | h->Collate = (unsigned)obj->value.boolean; | |
1473 | else if (!strcmp(name, "CutMedia") && obj->type == CUPS_PS_NUMBER) | |
1474 | h->CutMedia = (cups_cut_t)(unsigned)obj->value.number; | |
1475 | else if (!strcmp(name, "Duplex") && obj->type == CUPS_PS_BOOLEAN) | |
1476 | h->Duplex = (unsigned)obj->value.boolean; | |
1477 | else if (!strcmp(name, "HWResolution") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1478 | { |
b86bc4cf | 1479 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1480 | obj[3].type == CUPS_PS_END_ARRAY) | |
1481 | { | |
1482 | h->HWResolution[0] = (unsigned)obj[1].value.number; | |
1483 | h->HWResolution[1] = (unsigned)obj[2].value.number; | |
1484 | obj += 3; | |
1485 | } | |
1486 | else | |
ef416fc2 | 1487 | return (-1); |
1488 | } | |
b86bc4cf | 1489 | else if (!strcmp(name, "InsertSheet") && obj->type == CUPS_PS_BOOLEAN) |
1490 | h->InsertSheet = (unsigned)obj->value.boolean; | |
1491 | else if (!strcmp(name, "Jog") && obj->type == CUPS_PS_NUMBER) | |
1492 | h->Jog = (unsigned)obj->value.number; | |
1493 | else if (!strcmp(name, "LeadingEdge") && obj->type == CUPS_PS_NUMBER) | |
1494 | h->LeadingEdge = (unsigned)obj->value.number; | |
1495 | else if (!strcmp(name, "ManualFeed") && obj->type == CUPS_PS_BOOLEAN) | |
1496 | h->ManualFeed = (unsigned)obj->value.boolean; | |
09a101d6 | 1497 | else if ((!strcmp(name, "cupsMediaPosition") || |
b86bc4cf | 1498 | !strcmp(name, "MediaPosition")) && obj->type == CUPS_PS_NUMBER) |
09a101d6 | 1499 | { |
1500 | /* | |
1501 | * cupsMediaPosition is supported for backwards compatibility only. | |
1502 | * We added it back in the Ghostscript 5.50 days to work around a | |
1503 | * bug in Ghostscript WRT handling of MediaPosition and setpagedevice. | |
1504 | * | |
1505 | * All new development should set MediaPosition... | |
1506 | */ | |
1507 | ||
b86bc4cf | 1508 | h->MediaPosition = (unsigned)obj->value.number; |
09a101d6 | 1509 | } |
b86bc4cf | 1510 | else if (!strcmp(name, "MediaWeight") && obj->type == CUPS_PS_NUMBER) |
1511 | h->MediaWeight = (unsigned)obj->value.number; | |
1512 | else if (!strcmp(name, "MirrorPrint") && obj->type == CUPS_PS_BOOLEAN) | |
1513 | h->MirrorPrint = (unsigned)obj->value.boolean; | |
1514 | else if (!strcmp(name, "NegativePrint") && obj->type == CUPS_PS_BOOLEAN) | |
1515 | h->NegativePrint = (unsigned)obj->value.boolean; | |
1516 | else if (!strcmp(name, "NumCopies") && obj->type == CUPS_PS_NUMBER) | |
1517 | h->NumCopies = (unsigned)obj->value.number; | |
1518 | else if (!strcmp(name, "Orientation") && obj->type == CUPS_PS_NUMBER) | |
1519 | h->Orientation = (unsigned)obj->value.number; | |
1520 | else if (!strcmp(name, "OutputFaceUp") && obj->type == CUPS_PS_BOOLEAN) | |
1521 | h->OutputFaceUp = (unsigned)obj->value.boolean; | |
1522 | else if (!strcmp(name, "PageSize") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1523 | { |
b86bc4cf | 1524 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1525 | obj[3].type == CUPS_PS_END_ARRAY) | |
1526 | { | |
c8fef167 MS |
1527 | h->cupsPageSize[0] = (float)obj[1].value.number; |
1528 | h->cupsPageSize[1] = (float)obj[2].value.number; | |
b86bc4cf | 1529 | |
1530 | h->PageSize[0] = (unsigned)obj[1].value.number; | |
1531 | h->PageSize[1] = (unsigned)obj[2].value.number; | |
1532 | ||
1533 | obj += 3; | |
1534 | } | |
1535 | else | |
fa73b229 | 1536 | return (-1); |
ef416fc2 | 1537 | } |
b86bc4cf | 1538 | else if (!strcmp(name, "Separations") && obj->type == CUPS_PS_BOOLEAN) |
1539 | h->Separations = (unsigned)obj->value.boolean; | |
1540 | else if (!strcmp(name, "TraySwitch") && obj->type == CUPS_PS_BOOLEAN) | |
1541 | h->TraySwitch = (unsigned)obj->value.boolean; | |
1542 | else if (!strcmp(name, "Tumble") && obj->type == CUPS_PS_BOOLEAN) | |
1543 | h->Tumble = (unsigned)obj->value.boolean; | |
1544 | else if (!strcmp(name, "cupsMediaType") && obj->type == CUPS_PS_NUMBER) | |
1545 | h->cupsMediaType = (unsigned)obj->value.number; | |
1546 | else if (!strcmp(name, "cupsBitsPerColor") && obj->type == CUPS_PS_NUMBER) | |
1547 | h->cupsBitsPerColor = (unsigned)obj->value.number; | |
1548 | else if (!strcmp(name, "cupsPreferredBitsPerColor") && | |
1549 | obj->type == CUPS_PS_NUMBER) | |
1550 | *preferred_bits = (int)obj->value.number; | |
1551 | else if (!strcmp(name, "cupsColorOrder") && obj->type == CUPS_PS_NUMBER) | |
1552 | h->cupsColorOrder = (cups_order_t)(unsigned)obj->value.number; | |
1553 | else if (!strcmp(name, "cupsColorSpace") && obj->type == CUPS_PS_NUMBER) | |
1554 | h->cupsColorSpace = (cups_cspace_t)(unsigned)obj->value.number; | |
1555 | else if (!strcmp(name, "cupsCompression") && obj->type == CUPS_PS_NUMBER) | |
1556 | h->cupsCompression = (unsigned)obj->value.number; | |
1557 | else if (!strcmp(name, "cupsRowCount") && obj->type == CUPS_PS_NUMBER) | |
1558 | h->cupsRowCount = (unsigned)obj->value.number; | |
1559 | else if (!strcmp(name, "cupsRowFeed") && obj->type == CUPS_PS_NUMBER) | |
1560 | h->cupsRowFeed = (unsigned)obj->value.number; | |
1561 | else if (!strcmp(name, "cupsRowStep") && obj->type == CUPS_PS_NUMBER) | |
1562 | h->cupsRowStep = (unsigned)obj->value.number; | |
923edb68 | 1563 | else if (!strcmp(name, "cupsBorderlessScalingFactor") && |
b86bc4cf | 1564 | obj->type == CUPS_PS_NUMBER) |
c8fef167 | 1565 | h->cupsBorderlessScalingFactor = (float)obj->value.number; |
b86bc4cf | 1566 | else if (!strncmp(name, "cupsInteger", 11) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1567 | { |
b86bc4cf | 1568 | if ((i = atoi(name + 11)) < 0 || i > 15) |
ef416fc2 | 1569 | return (-1); |
1570 | ||
b86bc4cf | 1571 | h->cupsInteger[i] = (unsigned)obj->value.number; |
ef416fc2 | 1572 | } |
b86bc4cf | 1573 | else if (!strncmp(name, "cupsReal", 8) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1574 | { |
b86bc4cf | 1575 | if ((i = atoi(name + 8)) < 0 || i > 15) |
ef416fc2 | 1576 | return (-1); |
1577 | ||
c8fef167 | 1578 | h->cupsReal[i] = (float)obj->value.number; |
ef416fc2 | 1579 | } |
b86bc4cf | 1580 | else if (!strncmp(name, "cupsString", 10) && obj->type == CUPS_PS_STRING) |
ef416fc2 | 1581 | { |
b86bc4cf | 1582 | if ((i = atoi(name + 10)) < 0 || i > 15) |
ef416fc2 | 1583 | return (-1); |
1584 | ||
b86bc4cf | 1585 | strlcpy(h->cupsString[i], obj->value.string, sizeof(h->cupsString[i])); |
ef416fc2 | 1586 | } |
b86bc4cf | 1587 | else if (!strcmp(name, "cupsMarkerType") && obj->type == CUPS_PS_STRING) |
1588 | strlcpy(h->cupsMarkerType, obj->value.string, sizeof(h->cupsMarkerType)); | |
1589 | else if (!strcmp(name, "cupsPageSizeName") && obj->type == CUPS_PS_STRING) | |
1590 | strlcpy(h->cupsPageSizeName, obj->value.string, | |
1591 | sizeof(h->cupsPageSizeName)); | |
1592 | else if (!strcmp(name, "cupsRenderingIntent") && | |
1593 | obj->type == CUPS_PS_STRING) | |
1594 | strlcpy(h->cupsRenderingIntent, obj->value.string, | |
1595 | sizeof(h->cupsRenderingIntent)); | |
1596 | else | |
ef416fc2 | 1597 | { |
b86bc4cf | 1598 | /* |
1599 | * Ignore unknown name+value... | |
1600 | */ | |
1601 | ||
d9564ec7 | 1602 | DEBUG_printf(("4setpagedevice: Unknown name (\"%s\") or value...\n", name)); |
b86bc4cf | 1603 | |
1604 | while (obj[1].type != CUPS_PS_NAME && obj < end) | |
1605 | obj ++; | |
ef416fc2 | 1606 | } |
ef416fc2 | 1607 | } |
1608 | ||
ef416fc2 | 1609 | return (0); |
1610 | } | |
1611 | ||
1612 | ||
b86bc4cf | 1613 | #ifdef DEBUG |
1614 | /* | |
1615 | * 'DEBUG_object()' - Print an object's value... | |
1616 | */ | |
1617 | ||
1618 | static void | |
d9564ec7 MS |
1619 | DEBUG_object(const char *prefix, /* I - Prefix string */ |
1620 | _cups_ps_obj_t *obj) /* I - Object to print */ | |
b86bc4cf | 1621 | { |
1622 | switch (obj->type) | |
1623 | { | |
1624 | case CUPS_PS_NAME : | |
d9564ec7 | 1625 | DEBUG_printf(("4%s: /%s\n", prefix, obj->value.name)); |
b86bc4cf | 1626 | break; |
1627 | ||
1628 | case CUPS_PS_NUMBER : | |
d9564ec7 | 1629 | DEBUG_printf(("4%s: %g\n", prefix, obj->value.number)); |
b86bc4cf | 1630 | break; |
1631 | ||
1632 | case CUPS_PS_STRING : | |
d9564ec7 | 1633 | DEBUG_printf(("4%s: (%s)\n", prefix, obj->value.string)); |
b86bc4cf | 1634 | break; |
1635 | ||
1636 | case CUPS_PS_BOOLEAN : | |
1637 | if (obj->value.boolean) | |
d9564ec7 | 1638 | DEBUG_printf(("4%s: true", prefix)); |
b86bc4cf | 1639 | else |
d9564ec7 | 1640 | DEBUG_printf(("4%s: false", prefix)); |
b86bc4cf | 1641 | break; |
1642 | ||
1643 | case CUPS_PS_NULL : | |
d9564ec7 | 1644 | DEBUG_printf(("4%s: null", prefix)); |
b86bc4cf | 1645 | break; |
1646 | ||
1647 | case CUPS_PS_START_ARRAY : | |
d9564ec7 | 1648 | DEBUG_printf(("4%s: [", prefix)); |
b86bc4cf | 1649 | break; |
1650 | ||
1651 | case CUPS_PS_END_ARRAY : | |
d9564ec7 | 1652 | DEBUG_printf(("4%s: ]", prefix)); |
b86bc4cf | 1653 | break; |
1654 | ||
1655 | case CUPS_PS_START_DICT : | |
d9564ec7 | 1656 | DEBUG_printf(("4%s: <<", prefix)); |
b86bc4cf | 1657 | break; |
1658 | ||
1659 | case CUPS_PS_END_DICT : | |
d9564ec7 | 1660 | DEBUG_printf(("4%s: >>", prefix)); |
b86bc4cf | 1661 | break; |
1662 | ||
1663 | case CUPS_PS_START_PROC : | |
d9564ec7 | 1664 | DEBUG_printf(("4%s: {", prefix)); |
b86bc4cf | 1665 | break; |
1666 | ||
1667 | case CUPS_PS_END_PROC : | |
d9564ec7 | 1668 | DEBUG_printf(("4%s: }", prefix)); |
b86bc4cf | 1669 | break; |
1670 | ||
1671 | case CUPS_PS_CLEARTOMARK : | |
d9564ec7 | 1672 | DEBUG_printf(("4%s: --cleartomark--", prefix)); |
b86bc4cf | 1673 | break; |
1674 | ||
1675 | case CUPS_PS_COPY : | |
d9564ec7 | 1676 | DEBUG_printf(("4%s: --copy--", prefix)); |
b86bc4cf | 1677 | break; |
1678 | ||
1679 | case CUPS_PS_DUP : | |
d9564ec7 | 1680 | DEBUG_printf(("4%s: --dup--", prefix)); |
b86bc4cf | 1681 | break; |
1682 | ||
1683 | case CUPS_PS_INDEX : | |
d9564ec7 | 1684 | DEBUG_printf(("4%s: --index--", prefix)); |
b86bc4cf | 1685 | break; |
1686 | ||
1687 | case CUPS_PS_POP : | |
d9564ec7 | 1688 | DEBUG_printf(("4%s: --pop--", prefix)); |
b86bc4cf | 1689 | break; |
1690 | ||
1691 | case CUPS_PS_ROLL : | |
d9564ec7 | 1692 | DEBUG_printf(("4%s: --roll--", prefix)); |
b86bc4cf | 1693 | break; |
1694 | ||
1695 | case CUPS_PS_SETPAGEDEVICE : | |
d9564ec7 | 1696 | DEBUG_printf(("4%s: --setpagedevice--", prefix)); |
b86bc4cf | 1697 | break; |
1698 | ||
1699 | case CUPS_PS_STOPPED : | |
d9564ec7 | 1700 | DEBUG_printf(("4%s: --stopped--", prefix)); |
b86bc4cf | 1701 | break; |
1702 | ||
1703 | case CUPS_PS_OTHER : | |
d9564ec7 | 1704 | DEBUG_printf(("4%s: --%s--", prefix, obj->value.other)); |
b86bc4cf | 1705 | break; |
1706 | } | |
1707 | } | |
1708 | ||
1709 | ||
1710 | /* | |
1711 | * 'DEBUG_stack()' - Print a stack... | |
1712 | */ | |
1713 | ||
1714 | static void | |
d9564ec7 MS |
1715 | DEBUG_stack(const char *prefix, /* I - Prefix string */ |
1716 | _cups_ps_stack_t *st) /* I - Stack */ | |
b86bc4cf | 1717 | { |
1718 | int c; /* Looping var */ | |
1719 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
1720 | ||
1721 | ||
1722 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
d9564ec7 | 1723 | DEBUG_object(prefix, obj); |
b86bc4cf | 1724 | } |
1725 | #endif /* DEBUG */ |