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Commit | Line | Data |
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ef416fc2 | 1 | /* |
f2d18633 | 2 | * "$Id$" |
ef416fc2 | 3 | * |
739a2093 | 4 | * PPD command interpreter for CUPS. |
ef416fc2 | 5 | * |
d9564ec7 | 6 | * Copyright 2007-2015 by Apple Inc. |
739a2093 | 7 | * Copyright 1993-2007 by Easy Software Products. |
ef416fc2 | 8 | * |
739a2093 MS |
9 | * These coded instructions, statements, and computer programs are the |
10 | * property of Apple Inc. and are protected by Federal copyright | |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 14 | * |
739a2093 | 15 | * This file is subject to the Apple OS-Developed Software exception. |
ef416fc2 | 16 | */ |
17 | ||
18 | /* | |
19 | * Include necessary headers... | |
20 | */ | |
21 | ||
a4845881 | 22 | #include <cups/raster-private.h> |
ef416fc2 | 23 | |
24 | ||
25 | /* | |
b86bc4cf | 26 | * Stack values for the PostScript mini-interpreter... |
ef416fc2 | 27 | */ |
28 | ||
b86bc4cf | 29 | typedef enum |
30 | { | |
31 | CUPS_PS_NAME, | |
32 | CUPS_PS_NUMBER, | |
33 | CUPS_PS_STRING, | |
34 | CUPS_PS_BOOLEAN, | |
35 | CUPS_PS_NULL, | |
36 | CUPS_PS_START_ARRAY, | |
37 | CUPS_PS_END_ARRAY, | |
38 | CUPS_PS_START_DICT, | |
39 | CUPS_PS_END_DICT, | |
40 | CUPS_PS_START_PROC, | |
41 | CUPS_PS_END_PROC, | |
42 | CUPS_PS_CLEARTOMARK, | |
43 | CUPS_PS_COPY, | |
44 | CUPS_PS_DUP, | |
45 | CUPS_PS_INDEX, | |
46 | CUPS_PS_POP, | |
47 | CUPS_PS_ROLL, | |
48 | CUPS_PS_SETPAGEDEVICE, | |
49 | CUPS_PS_STOPPED, | |
50 | CUPS_PS_OTHER | |
51 | } _cups_ps_type_t; | |
52 | ||
53 | typedef struct | |
54 | { | |
55 | _cups_ps_type_t type; /* Object type */ | |
56 | union | |
57 | { | |
58 | int boolean; /* Boolean value */ | |
59 | char name[64]; /* Name value */ | |
60 | double number; /* Number value */ | |
61 | char other[64]; /* Other operator */ | |
62 | char string[64]; /* Sring value */ | |
63 | } value; /* Value */ | |
64 | } _cups_ps_obj_t; | |
65 | ||
66 | typedef struct | |
67 | { | |
68 | int num_objs, /* Number of objects on stack */ | |
69 | alloc_objs; /* Number of allocated objects */ | |
70 | _cups_ps_obj_t *objs; /* Objects in stack */ | |
71 | } _cups_ps_stack_t; | |
ef416fc2 | 72 | |
73 | ||
74 | /* | |
75 | * Local functions... | |
76 | */ | |
77 | ||
b86bc4cf | 78 | static int cleartomark_stack(_cups_ps_stack_t *st); |
79 | static int copy_stack(_cups_ps_stack_t *st, int count); | |
80 | static void delete_stack(_cups_ps_stack_t *st); | |
f7deaa1a | 81 | static void error_object(_cups_ps_obj_t *obj); |
82 | static void error_stack(_cups_ps_stack_t *st, const char *title); | |
b86bc4cf | 83 | static _cups_ps_obj_t *index_stack(_cups_ps_stack_t *st, int n); |
84 | static _cups_ps_stack_t *new_stack(void); | |
85 | static _cups_ps_obj_t *pop_stack(_cups_ps_stack_t *st); | |
86 | static _cups_ps_obj_t *push_stack(_cups_ps_stack_t *st, | |
87 | _cups_ps_obj_t *obj); | |
88 | static int roll_stack(_cups_ps_stack_t *st, int c, int s); | |
89 | static _cups_ps_obj_t *scan_ps(_cups_ps_stack_t *st, char **ptr); | |
90 | static int setpagedevice(_cups_ps_stack_t *st, | |
91 | cups_page_header2_t *h, | |
92 | int *preferred_bits); | |
93 | #ifdef DEBUG | |
d9564ec7 MS |
94 | static void DEBUG_object(const char *prefix, _cups_ps_obj_t *obj); |
95 | static void DEBUG_stack(const char *prefix, _cups_ps_stack_t *st); | |
b86bc4cf | 96 | #endif /* DEBUG */ |
ef416fc2 | 97 | |
98 | ||
99 | /* | |
100 | * 'cupsRasterInterpretPPD()' - Interpret PPD commands to create a page header. | |
101 | * | |
db0bd74a MS |
102 | * This function is used by raster image processing (RIP) filters like |
103 | * cgpdftoraster and imagetoraster when writing CUPS raster data for a page. | |
104 | * It is not used by raster printer driver filters which only read CUPS | |
105 | * raster data. | |
106 | * | |
107 | * | |
108 | * @code cupsRasterInterpretPPD@ does not mark the options in the PPD using | |
109 | * the "num_options" and "options" arguments. Instead, mark the options with | |
110 | * @code cupsMarkOptions@ and @code ppdMarkOption@ prior to calling it - | |
111 | * this allows for per-page options without manipulating the options array. | |
923edb68 | 112 | * |
a74454a7 | 113 | * The "func" argument specifies an optional callback function that is |
114 | * called prior to the computation of the final raster data. The function | |
5a738aea | 115 | * can make changes to the @link cups_page_header2_t@ data as needed to use a |
a74454a7 | 116 | * supported raster format and then returns 0 on success and -1 if the |
117 | * requested attributes cannot be supported. | |
118 | * | |
db0bd74a | 119 | * |
5a738aea MS |
120 | * @code cupsRasterInterpretPPD@ supports a subset of the PostScript language. |
121 | * Currently only the @code [@, @code ]@, @code <<@, @code >>@, @code {@, | |
122 | * @code }@, @code cleartomark@, @code copy@, @code dup@, @code index@, | |
123 | * @code pop@, @code roll@, @code setpagedevice@, and @code stopped@ operators | |
124 | * are supported. | |
b86bc4cf | 125 | * |
f3c17241 | 126 | * @since CUPS 1.2/OS X 10.5@ |
ef416fc2 | 127 | */ |
128 | ||
129 | int /* O - 0 on success, -1 on failure */ | |
130 | cupsRasterInterpretPPD( | |
db0bd74a | 131 | cups_page_header2_t *h, /* O - Page header to create */ |
923edb68 | 132 | ppd_file_t *ppd, /* I - PPD file */ |
133 | int num_options, /* I - Number of options */ | |
a74454a7 | 134 | cups_option_t *options, /* I - Options */ |
db0bd74a | 135 | cups_interpret_cb_t func) /* I - Optional page header callback (@code NULL@ for none) */ |
ef416fc2 | 136 | { |
ef416fc2 | 137 | int status; /* Cummulative status */ |
b86bc4cf | 138 | char *code; /* Code to run */ |
923edb68 | 139 | const char *val; /* Option value */ |
ef416fc2 | 140 | ppd_size_t *size; /* Current size */ |
141 | float left, /* Left position */ | |
142 | bottom, /* Bottom position */ | |
143 | right, /* Right position */ | |
739a2093 MS |
144 | top, /* Top position */ |
145 | temp1, temp2; /* Temporary variables for swapping */ | |
a74454a7 | 146 | int preferred_bits; /* Preferred bits per color */ |
ef416fc2 | 147 | |
148 | ||
149 | /* | |
150 | * Range check input... | |
151 | */ | |
152 | ||
f7deaa1a | 153 | _cupsRasterClearError(); |
154 | ||
ef416fc2 | 155 | if (!h) |
f7deaa1a | 156 | { |
157 | _cupsRasterAddError("Page header cannot be NULL!\n"); | |
ef416fc2 | 158 | return (-1); |
f7deaa1a | 159 | } |
ef416fc2 | 160 | |
161 | /* | |
162 | * Reset the page header to the defaults... | |
163 | */ | |
164 | ||
165 | memset(h, 0, sizeof(cups_page_header2_t)); | |
166 | ||
923edb68 | 167 | h->NumCopies = 1; |
168 | h->PageSize[0] = 612; | |
169 | h->PageSize[1] = 792; | |
170 | h->HWResolution[0] = 100; | |
171 | h->HWResolution[1] = 100; | |
739a2093 | 172 | h->cupsBitsPerColor = 1; |
923edb68 | 173 | h->cupsColorOrder = CUPS_ORDER_CHUNKED; |
174 | h->cupsColorSpace = CUPS_CSPACE_K; | |
175 | h->cupsBorderlessScalingFactor = 1.0f; | |
176 | h->cupsPageSize[0] = 612.0f; | |
177 | h->cupsPageSize[1] = 792.0f; | |
178 | h->cupsImagingBBox[0] = 0.0f; | |
179 | h->cupsImagingBBox[1] = 0.0f; | |
180 | h->cupsImagingBBox[2] = 612.0f; | |
181 | h->cupsImagingBBox[3] = 792.0f; | |
fa73b229 | 182 | |
5a9febac | 183 | strlcpy(h->cupsPageSizeName, "Letter", sizeof(h->cupsPageSizeName)); |
ef416fc2 | 184 | |
e38f5e9c MS |
185 | #ifdef __APPLE__ |
186 | /* | |
f3c17241 | 187 | * cupsInteger0 is also used for the total page count on OS X; set an |
e38f5e9c MS |
188 | * uncommon default value so we can tell if the driver is using cupsInteger0. |
189 | */ | |
190 | ||
191 | h->cupsInteger[0] = 0x80000000; | |
192 | #endif /* __APPLE__ */ | |
193 | ||
ef416fc2 | 194 | /* |
195 | * Apply patches and options to the page header... | |
196 | */ | |
197 | ||
a74454a7 | 198 | status = 0; |
199 | preferred_bits = 0; | |
ef416fc2 | 200 | |
201 | if (ppd) | |
202 | { | |
203 | /* | |
204 | * Apply any patch code (used to override the defaults...) | |
205 | */ | |
206 | ||
207 | if (ppd->patches) | |
b86bc4cf | 208 | status |= _cupsRasterExecPS(h, &preferred_bits, ppd->patches); |
ef416fc2 | 209 | |
210 | /* | |
211 | * Then apply printer options in the proper order... | |
212 | */ | |
213 | ||
b86bc4cf | 214 | if ((code = ppdEmitString(ppd, PPD_ORDER_DOCUMENT, 0.0)) != NULL) |
ef416fc2 | 215 | { |
b86bc4cf | 216 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
217 | free(code); | |
ef416fc2 | 218 | } |
219 | ||
b86bc4cf | 220 | if ((code = ppdEmitString(ppd, PPD_ORDER_ANY, 0.0)) != NULL) |
ef416fc2 | 221 | { |
b86bc4cf | 222 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
223 | free(code); | |
ef416fc2 | 224 | } |
225 | ||
b86bc4cf | 226 | if ((code = ppdEmitString(ppd, PPD_ORDER_PROLOG, 0.0)) != NULL) |
ef416fc2 | 227 | { |
b86bc4cf | 228 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
229 | free(code); | |
ef416fc2 | 230 | } |
231 | ||
b86bc4cf | 232 | if ((code = ppdEmitString(ppd, PPD_ORDER_PAGE, 0.0)) != NULL) |
ef416fc2 | 233 | { |
b86bc4cf | 234 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
235 | free(code); | |
ef416fc2 | 236 | } |
237 | } | |
238 | ||
923edb68 | 239 | /* |
240 | * Allow option override for page scaling... | |
241 | */ | |
242 | ||
243 | if ((val = cupsGetOption("cupsBorderlessScalingFactor", num_options, | |
244 | options)) != NULL) | |
245 | { | |
c8fef167 | 246 | double sc = atof(val); /* Scale factor */ |
923edb68 | 247 | |
06d4e77b | 248 | if (sc >= 0.1 && sc <= 2.0) |
c8fef167 | 249 | h->cupsBorderlessScalingFactor = (float)sc; |
923edb68 | 250 | } |
251 | ||
ef416fc2 | 252 | /* |
253 | * Get the margins for the current size... | |
254 | */ | |
255 | ||
256 | if ((size = ppdPageSize(ppd, NULL)) != NULL) | |
257 | { | |
258 | /* | |
259 | * Use the margins from the PPD file... | |
260 | */ | |
261 | ||
262 | left = size->left; | |
263 | bottom = size->bottom; | |
264 | right = size->right; | |
265 | top = size->top; | |
fa73b229 | 266 | |
267 | strlcpy(h->cupsPageSizeName, size->name, sizeof(h->cupsPageSizeName)); | |
07725fee | 268 | |
269 | h->cupsPageSize[0] = size->width; | |
270 | h->cupsPageSize[1] = size->length; | |
ef416fc2 | 271 | } |
272 | else | |
273 | { | |
274 | /* | |
275 | * Use the default margins... | |
276 | */ | |
277 | ||
278 | left = 0.0f; | |
279 | bottom = 0.0f; | |
280 | right = 612.0f; | |
281 | top = 792.0f; | |
282 | } | |
283 | ||
739a2093 MS |
284 | /* |
285 | * Handle orientation... | |
286 | */ | |
287 | ||
288 | switch (h->Orientation) | |
289 | { | |
290 | case CUPS_ORIENT_0 : | |
291 | default : | |
292 | /* Do nothing */ | |
293 | break; | |
294 | ||
295 | case CUPS_ORIENT_90 : | |
296 | temp1 = h->cupsPageSize[0]; | |
297 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
298 | h->cupsPageSize[1] = temp1; | |
299 | ||
300 | temp1 = left; | |
301 | temp2 = right; | |
302 | left = h->cupsPageSize[0] - top; | |
303 | right = h->cupsPageSize[0] - bottom; | |
304 | bottom = h->cupsPageSize[1] - temp1; | |
305 | top = h->cupsPageSize[1] - temp2; | |
306 | break; | |
307 | ||
308 | case CUPS_ORIENT_180 : | |
309 | temp1 = left; | |
310 | temp2 = bottom; | |
311 | left = h->cupsPageSize[0] - right; | |
312 | right = h->cupsPageSize[0] - temp1; | |
313 | bottom = h->cupsPageSize[1] - top; | |
314 | top = h->cupsPageSize[1] - temp2; | |
315 | break; | |
316 | ||
317 | case CUPS_ORIENT_270 : | |
318 | temp1 = h->cupsPageSize[0]; | |
319 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
320 | h->cupsPageSize[1] = temp1; | |
321 | ||
322 | temp1 = left; | |
323 | temp2 = right; | |
324 | left = bottom; | |
325 | right = top; | |
326 | bottom = h->cupsPageSize[1] - temp2; | |
327 | top = h->cupsPageSize[1] - temp1; | |
328 | break; | |
329 | } | |
330 | ||
355ddf41 MS |
331 | if (left > right) |
332 | { | |
333 | temp1 = left; | |
334 | left = right; | |
335 | right = temp1; | |
336 | } | |
337 | ||
338 | if (bottom > top) | |
339 | { | |
340 | temp1 = bottom; | |
341 | bottom = top; | |
342 | top = temp1; | |
343 | } | |
344 | ||
c8fef167 MS |
345 | h->PageSize[0] = (unsigned)(h->cupsPageSize[0] * |
346 | h->cupsBorderlessScalingFactor); | |
347 | h->PageSize[1] = (unsigned)(h->cupsPageSize[1] * | |
348 | h->cupsBorderlessScalingFactor); | |
349 | h->Margins[0] = (unsigned)(left * | |
350 | h->cupsBorderlessScalingFactor); | |
351 | h->Margins[1] = (unsigned)(bottom * | |
352 | h->cupsBorderlessScalingFactor); | |
353 | h->ImagingBoundingBox[0] = (unsigned)(left * | |
354 | h->cupsBorderlessScalingFactor); | |
355 | h->ImagingBoundingBox[1] = (unsigned)(bottom * | |
356 | h->cupsBorderlessScalingFactor); | |
357 | h->ImagingBoundingBox[2] = (unsigned)(right * | |
358 | h->cupsBorderlessScalingFactor); | |
359 | h->ImagingBoundingBox[3] = (unsigned)(top * | |
360 | h->cupsBorderlessScalingFactor); | |
361 | h->cupsImagingBBox[0] = (float)left; | |
362 | h->cupsImagingBBox[1] = (float)bottom; | |
363 | h->cupsImagingBBox[2] = (float)right; | |
364 | h->cupsImagingBBox[3] = (float)top; | |
ef416fc2 | 365 | |
a74454a7 | 366 | /* |
367 | * Use the callback to validate the page header... | |
368 | */ | |
369 | ||
370 | if (func && (*func)(h, preferred_bits)) | |
f7deaa1a | 371 | { |
372 | _cupsRasterAddError("Page header callback returned error.\n"); | |
a74454a7 | 373 | return (-1); |
f7deaa1a | 374 | } |
a74454a7 | 375 | |
a9252913 | 376 | /* |
377 | * Check parameters... | |
378 | */ | |
379 | ||
380 | if (!h->HWResolution[0] || !h->HWResolution[1] || | |
381 | !h->PageSize[0] || !h->PageSize[1] || | |
382 | (h->cupsBitsPerColor != 1 && h->cupsBitsPerColor != 2 && | |
383 | h->cupsBitsPerColor != 4 && h->cupsBitsPerColor != 8 && | |
384 | h->cupsBitsPerColor != 16) || | |
06d4e77b | 385 | h->cupsBorderlessScalingFactor < 0.1 || |
b86bc4cf | 386 | h->cupsBorderlessScalingFactor > 2.0) |
f7deaa1a | 387 | { |
388 | _cupsRasterAddError("Page header uses unsupported values.\n"); | |
a9252913 | 389 | return (-1); |
f7deaa1a | 390 | } |
a9252913 | 391 | |
ef416fc2 | 392 | /* |
393 | * Compute the bitmap parameters... | |
394 | */ | |
395 | ||
7e86f2f6 | 396 | h->cupsWidth = (unsigned)((right - left) * h->cupsBorderlessScalingFactor * |
fa73b229 | 397 | h->HWResolution[0] / 72.0f + 0.5f); |
7e86f2f6 | 398 | h->cupsHeight = (unsigned)((top - bottom) * h->cupsBorderlessScalingFactor * |
fa73b229 | 399 | h->HWResolution[1] / 72.0f + 0.5f); |
ef416fc2 | 400 | |
401 | switch (h->cupsColorSpace) | |
402 | { | |
403 | case CUPS_CSPACE_W : | |
404 | case CUPS_CSPACE_K : | |
405 | case CUPS_CSPACE_WHITE : | |
406 | case CUPS_CSPACE_GOLD : | |
407 | case CUPS_CSPACE_SILVER : | |
88f9aafc | 408 | case CUPS_CSPACE_SW : |
ef416fc2 | 409 | h->cupsNumColors = 1; |
410 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
411 | break; | |
412 | ||
413 | default : | |
414 | /* | |
415 | * Ensure that colorimetric colorspaces use at least 8 bits per | |
416 | * component... | |
417 | */ | |
418 | ||
419 | if (h->cupsColorSpace >= CUPS_CSPACE_CIEXYZ && | |
420 | h->cupsBitsPerColor < 8) | |
421 | h->cupsBitsPerColor = 8; | |
422 | ||
423 | /* | |
424 | * Figure out the number of bits per pixel... | |
425 | */ | |
426 | ||
427 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
428 | { | |
429 | if (h->cupsBitsPerColor >= 8) | |
430 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 3; | |
431 | else | |
432 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
433 | } | |
434 | else | |
435 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
436 | ||
437 | h->cupsNumColors = 3; | |
438 | break; | |
439 | ||
440 | case CUPS_CSPACE_KCMYcm : | |
f301802f | 441 | if (h->cupsBitsPerColor == 1) |
ef416fc2 | 442 | { |
443 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
444 | h->cupsBitsPerPixel = 8; | |
445 | else | |
446 | h->cupsBitsPerPixel = 1; | |
447 | ||
448 | h->cupsNumColors = 6; | |
449 | break; | |
450 | } | |
451 | ||
452 | /* | |
453 | * Fall through to CMYK code... | |
454 | */ | |
455 | ||
456 | case CUPS_CSPACE_RGBA : | |
a74454a7 | 457 | case CUPS_CSPACE_RGBW : |
ef416fc2 | 458 | case CUPS_CSPACE_CMYK : |
459 | case CUPS_CSPACE_YMCK : | |
460 | case CUPS_CSPACE_KCMY : | |
461 | case CUPS_CSPACE_GMCK : | |
462 | case CUPS_CSPACE_GMCS : | |
463 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
464 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
465 | else | |
466 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
467 | ||
468 | h->cupsNumColors = 4; | |
469 | break; | |
88f9aafc MS |
470 | |
471 | case CUPS_CSPACE_DEVICE1 : | |
472 | case CUPS_CSPACE_DEVICE2 : | |
473 | case CUPS_CSPACE_DEVICE3 : | |
474 | case CUPS_CSPACE_DEVICE4 : | |
475 | case CUPS_CSPACE_DEVICE5 : | |
476 | case CUPS_CSPACE_DEVICE6 : | |
477 | case CUPS_CSPACE_DEVICE7 : | |
478 | case CUPS_CSPACE_DEVICE8 : | |
479 | case CUPS_CSPACE_DEVICE9 : | |
480 | case CUPS_CSPACE_DEVICEA : | |
481 | case CUPS_CSPACE_DEVICEB : | |
482 | case CUPS_CSPACE_DEVICEC : | |
483 | case CUPS_CSPACE_DEVICED : | |
484 | case CUPS_CSPACE_DEVICEE : | |
485 | case CUPS_CSPACE_DEVICEF : | |
486 | h->cupsNumColors = h->cupsColorSpace - CUPS_CSPACE_DEVICE1 + 1; | |
487 | ||
488 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
489 | h->cupsBitsPerPixel = h->cupsBitsPerColor * h->cupsNumColors; | |
490 | else | |
491 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
492 | break; | |
ef416fc2 | 493 | } |
494 | ||
495 | h->cupsBytesPerLine = (h->cupsBitsPerPixel * h->cupsWidth + 7) / 8; | |
496 | ||
497 | if (h->cupsColorOrder == CUPS_ORDER_BANDED) | |
498 | h->cupsBytesPerLine *= h->cupsNumColors; | |
499 | ||
500 | return (status); | |
501 | } | |
502 | ||
503 | ||
504 | /* | |
b86bc4cf | 505 | * '_cupsRasterExecPS()' - Execute PostScript code to initialize a page header. |
ef416fc2 | 506 | */ |
507 | ||
b86bc4cf | 508 | int /* O - 0 on success, -1 on error */ |
509 | _cupsRasterExecPS( | |
a74454a7 | 510 | cups_page_header2_t *h, /* O - Page header */ |
511 | int *preferred_bits,/* O - Preferred bits per color */ | |
b86bc4cf | 512 | const char *code) /* I - PS code to execute */ |
ef416fc2 | 513 | { |
b1564bae | 514 | int error = 0; /* Error condition? */ |
b86bc4cf | 515 | _cups_ps_stack_t *st; /* PostScript value stack */ |
516 | _cups_ps_obj_t *obj; /* Object from top of stack */ | |
517 | char *codecopy, /* Copy of code */ | |
518 | *codeptr; /* Pointer into copy of code */ | |
519 | ||
ef416fc2 | 520 | |
b86bc4cf | 521 | DEBUG_printf(("_cupsRasterExecPS(h=%p, preferred_bits=%p, code=\"%s\")\n", |
b1564bae | 522 | h, preferred_bits, code)); |
ef416fc2 | 523 | |
524 | /* | |
b86bc4cf | 525 | * Copy the PostScript code and create a stack... |
ef416fc2 | 526 | */ |
527 | ||
b86bc4cf | 528 | if ((codecopy = strdup(code)) == NULL) |
f7deaa1a | 529 | { |
530 | _cupsRasterAddError("Unable to duplicate code string.\n"); | |
b86bc4cf | 531 | return (-1); |
f7deaa1a | 532 | } |
b86bc4cf | 533 | |
534 | if ((st = new_stack()) == NULL) | |
535 | { | |
f7deaa1a | 536 | _cupsRasterAddError("Unable to create stack.\n"); |
b86bc4cf | 537 | free(codecopy); |
ef416fc2 | 538 | return (-1); |
b86bc4cf | 539 | } |
ef416fc2 | 540 | |
541 | /* | |
b86bc4cf | 542 | * Parse the PS string until we run out of data... |
ef416fc2 | 543 | */ |
544 | ||
b86bc4cf | 545 | codeptr = codecopy; |
546 | ||
547 | while ((obj = scan_ps(st, &codeptr)) != NULL) | |
ef416fc2 | 548 | { |
b86bc4cf | 549 | #ifdef DEBUG |
d9564ec7 MS |
550 | DEBUG_printf(("_cupsRasterExecPS: Stack (%d objects)", st->num_objs)); |
551 | DEBUG_object("_cupsRasterExecPS", obj); | |
b86bc4cf | 552 | #endif /* DEBUG */ |
553 | ||
554 | switch (obj->type) | |
555 | { | |
556 | default : | |
557 | /* Do nothing for regular values */ | |
558 | break; | |
559 | ||
560 | case CUPS_PS_CLEARTOMARK : | |
561 | pop_stack(st); | |
562 | ||
f7deaa1a | 563 | if (cleartomark_stack(st)) |
d9564ec7 | 564 | _cupsRasterAddError("cleartomark: Stack underflow.\n"); |
b86bc4cf | 565 | |
566 | #ifdef DEBUG | |
d9564ec7 MS |
567 | DEBUG_puts("1_cupsRasterExecPS: dup"); |
568 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 569 | #endif /* DEBUG */ |
570 | break; | |
571 | ||
572 | case CUPS_PS_COPY : | |
573 | pop_stack(st); | |
574 | if ((obj = pop_stack(st)) != NULL) | |
575 | { | |
576 | copy_stack(st, (int)obj->value.number); | |
577 | ||
578 | #ifdef DEBUG | |
ae71f5de | 579 | DEBUG_puts("_cupsRasterExecPS: copy"); |
d9564ec7 | 580 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 581 | #endif /* DEBUG */ |
582 | } | |
583 | break; | |
584 | ||
585 | case CUPS_PS_DUP : | |
586 | pop_stack(st); | |
587 | copy_stack(st, 1); | |
588 | ||
589 | #ifdef DEBUG | |
ae71f5de | 590 | DEBUG_puts("_cupsRasterExecPS: dup"); |
d9564ec7 | 591 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 592 | #endif /* DEBUG */ |
593 | break; | |
594 | ||
595 | case CUPS_PS_INDEX : | |
596 | pop_stack(st); | |
597 | if ((obj = pop_stack(st)) != NULL) | |
598 | { | |
599 | index_stack(st, (int)obj->value.number); | |
600 | ||
601 | #ifdef DEBUG | |
ae71f5de | 602 | DEBUG_puts("_cupsRasterExecPS: index"); |
d9564ec7 | 603 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 604 | #endif /* DEBUG */ |
605 | } | |
606 | break; | |
607 | ||
608 | case CUPS_PS_POP : | |
609 | pop_stack(st); | |
610 | pop_stack(st); | |
611 | ||
612 | #ifdef DEBUG | |
ae71f5de | 613 | DEBUG_puts("_cupsRasterExecPS: pop"); |
d9564ec7 | 614 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 615 | #endif /* DEBUG */ |
616 | break; | |
617 | ||
618 | case CUPS_PS_ROLL : | |
619 | pop_stack(st); | |
620 | if ((obj = pop_stack(st)) != NULL) | |
621 | { | |
622 | int c; /* Count */ | |
ef416fc2 | 623 | |
ef416fc2 | 624 | |
b86bc4cf | 625 | c = (int)obj->value.number; |
626 | ||
627 | if ((obj = pop_stack(st)) != NULL) | |
628 | { | |
629 | roll_stack(st, (int)obj->value.number, c); | |
630 | ||
631 | #ifdef DEBUG | |
ae71f5de | 632 | DEBUG_puts("_cupsRasterExecPS: roll"); |
d9564ec7 | 633 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 634 | #endif /* DEBUG */ |
635 | } | |
636 | } | |
637 | break; | |
638 | ||
639 | case CUPS_PS_SETPAGEDEVICE : | |
640 | pop_stack(st); | |
641 | setpagedevice(st, h, preferred_bits); | |
642 | ||
643 | #ifdef DEBUG | |
ae71f5de | 644 | DEBUG_puts("_cupsRasterExecPS: setpagedevice"); |
d9564ec7 | 645 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 646 | #endif /* DEBUG */ |
647 | break; | |
648 | ||
649 | case CUPS_PS_START_PROC : | |
650 | case CUPS_PS_END_PROC : | |
651 | case CUPS_PS_STOPPED : | |
652 | pop_stack(st); | |
653 | break; | |
654 | ||
655 | case CUPS_PS_OTHER : | |
d9564ec7 | 656 | _cupsRasterAddError("Unknown operator \"%s\".\n", obj->value.other); |
b1564bae | 657 | error = 1; |
d9564ec7 | 658 | DEBUG_printf(("_cupsRasterExecPS: Unknown operator \"%s\".", obj->value.other)); |
b86bc4cf | 659 | break; |
660 | } | |
661 | ||
b1564bae | 662 | if (error) |
ef416fc2 | 663 | break; |
b86bc4cf | 664 | } |
665 | ||
666 | /* | |
667 | * Cleanup... | |
668 | */ | |
669 | ||
670 | free(codecopy); | |
671 | ||
672 | if (st->num_objs > 0) | |
673 | { | |
f7deaa1a | 674 | error_stack(st, "Stack not empty:"); |
675 | ||
b86bc4cf | 676 | #ifdef DEBUG |
d9564ec7 MS |
677 | DEBUG_puts("_cupsRasterExecPS: Stack not empty"); |
678 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 679 | #endif /* DEBUG */ |
ef416fc2 | 680 | |
b86bc4cf | 681 | delete_stack(st); |
682 | ||
683 | return (-1); | |
684 | } | |
685 | ||
686 | delete_stack(st); | |
687 | ||
688 | /* | |
689 | * Return success... | |
690 | */ | |
691 | ||
692 | return (0); | |
693 | } | |
694 | ||
695 | ||
696 | /* | |
697 | * 'cleartomark_stack()' - Clear to the last mark ([) on the stack. | |
698 | */ | |
699 | ||
700 | static int /* O - 0 on success, -1 on error */ | |
701 | cleartomark_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
702 | { | |
703 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
704 | ||
705 | ||
706 | while ((obj = pop_stack(st)) != NULL) | |
707 | if (obj->type == CUPS_PS_START_ARRAY) | |
708 | break; | |
709 | ||
710 | return (obj ? 0 : -1); | |
711 | } | |
712 | ||
713 | ||
714 | /* | |
715 | * 'copy_stack()' - Copy the top N stack objects. | |
716 | */ | |
717 | ||
718 | static int /* O - 0 on success, -1 on error */ | |
719 | copy_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
720 | int c) /* I - Number of objects to copy */ | |
721 | { | |
722 | int n; /* Index */ | |
723 | ||
724 | ||
725 | if (c < 0) | |
726 | return (-1); | |
727 | else if (c == 0) | |
728 | return (0); | |
729 | ||
730 | if ((n = st->num_objs - c) < 0) | |
731 | return (-1); | |
732 | ||
733 | while (c > 0) | |
734 | { | |
735 | if (!push_stack(st, st->objs + n)) | |
736 | return (-1); | |
737 | ||
738 | n ++; | |
739 | c --; | |
740 | } | |
741 | ||
742 | return (0); | |
743 | } | |
744 | ||
745 | ||
746 | /* | |
747 | * 'delete_stack()' - Free memory used by a stack. | |
748 | */ | |
749 | ||
750 | static void | |
751 | delete_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
752 | { | |
753 | free(st->objs); | |
754 | free(st); | |
755 | } | |
756 | ||
757 | ||
f7deaa1a | 758 | /* |
759 | * 'error_object()' - Add an object's value to the current error message. | |
760 | */ | |
761 | ||
762 | static void | |
763 | error_object(_cups_ps_obj_t *obj) /* I - Object to add */ | |
764 | { | |
765 | switch (obj->type) | |
766 | { | |
767 | case CUPS_PS_NAME : | |
768 | _cupsRasterAddError(" /%s", obj->value.name); | |
769 | break; | |
770 | ||
771 | case CUPS_PS_NUMBER : | |
772 | _cupsRasterAddError(" %g", obj->value.number); | |
773 | break; | |
774 | ||
775 | case CUPS_PS_STRING : | |
776 | _cupsRasterAddError(" (%s)", obj->value.string); | |
777 | break; | |
778 | ||
779 | case CUPS_PS_BOOLEAN : | |
780 | if (obj->value.boolean) | |
781 | _cupsRasterAddError(" true"); | |
782 | else | |
783 | _cupsRasterAddError(" false"); | |
784 | break; | |
785 | ||
786 | case CUPS_PS_NULL : | |
787 | _cupsRasterAddError(" null"); | |
788 | break; | |
789 | ||
790 | case CUPS_PS_START_ARRAY : | |
791 | _cupsRasterAddError(" ["); | |
792 | break; | |
793 | ||
794 | case CUPS_PS_END_ARRAY : | |
795 | _cupsRasterAddError(" ]"); | |
796 | break; | |
797 | ||
798 | case CUPS_PS_START_DICT : | |
799 | _cupsRasterAddError(" <<"); | |
800 | break; | |
801 | ||
802 | case CUPS_PS_END_DICT : | |
803 | _cupsRasterAddError(" >>"); | |
804 | break; | |
805 | ||
806 | case CUPS_PS_START_PROC : | |
807 | _cupsRasterAddError(" {"); | |
808 | break; | |
809 | ||
810 | case CUPS_PS_END_PROC : | |
811 | _cupsRasterAddError(" }"); | |
812 | break; | |
813 | ||
814 | case CUPS_PS_COPY : | |
815 | _cupsRasterAddError(" --copy--"); | |
816 | break; | |
817 | ||
818 | case CUPS_PS_CLEARTOMARK : | |
819 | _cupsRasterAddError(" --cleartomark--"); | |
820 | break; | |
821 | ||
822 | case CUPS_PS_DUP : | |
823 | _cupsRasterAddError(" --dup--"); | |
824 | break; | |
825 | ||
826 | case CUPS_PS_INDEX : | |
827 | _cupsRasterAddError(" --index--"); | |
828 | break; | |
829 | ||
830 | case CUPS_PS_POP : | |
831 | _cupsRasterAddError(" --pop--"); | |
832 | break; | |
833 | ||
834 | case CUPS_PS_ROLL : | |
835 | _cupsRasterAddError(" --roll--"); | |
836 | break; | |
837 | ||
838 | case CUPS_PS_SETPAGEDEVICE : | |
839 | _cupsRasterAddError(" --setpagedevice--"); | |
840 | break; | |
841 | ||
842 | case CUPS_PS_STOPPED : | |
843 | _cupsRasterAddError(" --stopped--"); | |
844 | break; | |
845 | ||
846 | case CUPS_PS_OTHER : | |
847 | _cupsRasterAddError(" --%s--", obj->value.other); | |
848 | break; | |
849 | } | |
850 | } | |
851 | ||
852 | ||
853 | /* | |
854 | * 'error_stack()' - Add a stack to the current error message... | |
855 | */ | |
856 | ||
857 | static void | |
858 | error_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
859 | const char *title) /* I - Title string */ | |
860 | { | |
861 | int c; /* Looping var */ | |
862 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
863 | ||
864 | ||
85dda01c | 865 | _cupsRasterAddError("%s", title); |
f7deaa1a | 866 | |
867 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
868 | error_object(obj); | |
869 | ||
870 | _cupsRasterAddError("\n"); | |
871 | } | |
872 | ||
873 | ||
b86bc4cf | 874 | /* |
875 | * 'index_stack()' - Copy the Nth value on the stack. | |
876 | */ | |
877 | ||
878 | static _cups_ps_obj_t * /* O - New object */ | |
879 | index_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
880 | int n) /* I - Object index */ | |
881 | { | |
882 | if (n < 0 || (n = st->num_objs - n - 1) < 0) | |
883 | return (NULL); | |
884 | ||
885 | return (push_stack(st, st->objs + n)); | |
886 | } | |
887 | ||
888 | ||
889 | /* | |
890 | * 'new_stack()' - Create a new stack. | |
891 | */ | |
892 | ||
893 | static _cups_ps_stack_t * /* O - New stack */ | |
894 | new_stack(void) | |
895 | { | |
896 | _cups_ps_stack_t *st; /* New stack */ | |
897 | ||
898 | ||
899 | if ((st = calloc(1, sizeof(_cups_ps_stack_t))) == NULL) | |
900 | return (NULL); | |
901 | ||
902 | st->alloc_objs = 32; | |
903 | ||
904 | if ((st->objs = calloc(32, sizeof(_cups_ps_obj_t))) == NULL) | |
905 | { | |
906 | free(st); | |
907 | return (NULL); | |
908 | } | |
909 | else | |
910 | return (st); | |
911 | } | |
912 | ||
913 | ||
914 | /* | |
915 | * 'pop_stock()' - Pop the top object off the stack. | |
916 | */ | |
917 | ||
918 | static _cups_ps_obj_t * /* O - Object */ | |
919 | pop_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
920 | { | |
921 | if (st->num_objs > 0) | |
922 | { | |
923 | st->num_objs --; | |
924 | ||
925 | return (st->objs + st->num_objs); | |
926 | } | |
927 | else | |
928 | return (NULL); | |
929 | } | |
930 | ||
931 | ||
932 | /* | |
933 | * 'push_stack()' - Push an object on the stack. | |
934 | */ | |
935 | ||
936 | static _cups_ps_obj_t * /* O - New object */ | |
937 | push_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
938 | _cups_ps_obj_t *obj) /* I - Object */ | |
939 | { | |
940 | _cups_ps_obj_t *temp; /* New object */ | |
941 | ||
942 | ||
943 | if (st->num_objs >= st->alloc_objs) | |
944 | { | |
945 | ||
946 | ||
947 | st->alloc_objs += 32; | |
948 | ||
7e86f2f6 | 949 | if ((temp = realloc(st->objs, (size_t)st->alloc_objs * |
b86bc4cf | 950 | sizeof(_cups_ps_obj_t))) == NULL) |
951 | return (NULL); | |
952 | ||
953 | st->objs = temp; | |
954 | memset(temp + st->num_objs, 0, 32 * sizeof(_cups_ps_obj_t)); | |
955 | } | |
956 | ||
957 | temp = st->objs + st->num_objs; | |
958 | st->num_objs ++; | |
959 | ||
960 | memcpy(temp, obj, sizeof(_cups_ps_obj_t)); | |
961 | ||
962 | return (temp); | |
963 | } | |
964 | ||
965 | ||
966 | /* | |
967 | * 'roll_stack()' - Rotate stack objects. | |
968 | */ | |
969 | ||
970 | static int /* O - 0 on success, -1 on error */ | |
971 | roll_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
972 | int c, /* I - Number of objects */ | |
973 | int s) /* I - Amount to shift */ | |
974 | { | |
975 | _cups_ps_obj_t *temp; /* Temporary array of objects */ | |
976 | int n; /* Index into array */ | |
977 | ||
978 | ||
d9564ec7 | 979 | DEBUG_printf(("3roll_stack(st=%p, s=%d, c=%d)", st, s, c)); |
b86bc4cf | 980 | |
981 | /* | |
982 | * Range check input... | |
983 | */ | |
984 | ||
985 | if (c < 0) | |
986 | return (-1); | |
987 | else if (c == 0) | |
988 | return (0); | |
989 | ||
990 | if ((n = st->num_objs - c) < 0) | |
991 | return (-1); | |
992 | ||
993 | s %= c; | |
994 | ||
995 | if (s == 0) | |
996 | return (0); | |
997 | ||
998 | /* | |
999 | * Copy N objects and move things around... | |
1000 | */ | |
1001 | ||
1002 | if (s < 0) | |
1003 | { | |
ef416fc2 | 1004 | /* |
b86bc4cf | 1005 | * Shift down... |
ef416fc2 | 1006 | */ |
1007 | ||
b86bc4cf | 1008 | s = -s; |
ef416fc2 | 1009 | |
7e86f2f6 | 1010 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1011 | return (-1); |
ef416fc2 | 1012 | |
7e86f2f6 MS |
1013 | memcpy(temp, st->objs + n, (size_t)s * sizeof(_cups_ps_obj_t)); |
1014 | memmove(st->objs + n, st->objs + n + s, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1015 | memcpy(st->objs + n + c - s, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1016 | } |
1017 | else | |
1018 | { | |
ef416fc2 | 1019 | /* |
b86bc4cf | 1020 | * Shift up... |
ef416fc2 | 1021 | */ |
1022 | ||
7e86f2f6 | 1023 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1024 | return (-1); |
ef416fc2 | 1025 | |
7e86f2f6 MS |
1026 | memcpy(temp, st->objs + n + c - s, (size_t)s * sizeof(_cups_ps_obj_t)); |
1027 | memmove(st->objs + n + s, st->objs + n, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1028 | memcpy(st->objs + n, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1029 | } |
ef416fc2 | 1030 | |
b86bc4cf | 1031 | free(temp); |
1032 | ||
1033 | return (0); | |
1034 | } | |
ef416fc2 | 1035 | |
ef416fc2 | 1036 | |
b86bc4cf | 1037 | /* |
1038 | * 'scan_ps()' - Scan a string for the next PS object. | |
1039 | */ | |
1040 | ||
1041 | static _cups_ps_obj_t * /* O - New object or NULL on EOF */ | |
1042 | scan_ps(_cups_ps_stack_t *st, /* I - Stack */ | |
1043 | char **ptr) /* IO - String pointer */ | |
1044 | { | |
1045 | _cups_ps_obj_t obj; /* Current object */ | |
1046 | char *start, /* Start of object */ | |
1047 | *cur, /* Current position */ | |
1048 | *valptr, /* Pointer into value string */ | |
1049 | *valend; /* End of value string */ | |
1050 | int parens; /* Parenthesis nesting level */ | |
ef416fc2 | 1051 | |
ef416fc2 | 1052 | |
b86bc4cf | 1053 | /* |
1054 | * Skip leading whitespace... | |
1055 | */ | |
1056 | ||
1057 | for (cur = *ptr; *cur; cur ++) | |
1058 | { | |
1059 | if (*cur == '%') | |
ef416fc2 | 1060 | { |
1061 | /* | |
b86bc4cf | 1062 | * Comment, skip to end of line... |
ef416fc2 | 1063 | */ |
1064 | ||
b86bc4cf | 1065 | for (cur ++; *cur && *cur != '\n' && *cur != '\r'; cur ++); |
b0f6947b MS |
1066 | |
1067 | if (!*cur) | |
1068 | cur --; | |
b86bc4cf | 1069 | } |
1070 | else if (!isspace(*cur & 255)) | |
1071 | break; | |
1072 | } | |
ef416fc2 | 1073 | |
b86bc4cf | 1074 | if (!*cur) |
1075 | { | |
1076 | *ptr = NULL; | |
ef416fc2 | 1077 | |
b86bc4cf | 1078 | return (NULL); |
1079 | } | |
ef416fc2 | 1080 | |
b86bc4cf | 1081 | /* |
1082 | * See what we have... | |
1083 | */ | |
ef416fc2 | 1084 | |
b86bc4cf | 1085 | memset(&obj, 0, sizeof(obj)); |
ef416fc2 | 1086 | |
b86bc4cf | 1087 | switch (*cur) |
1088 | { | |
1089 | case '(' : /* (string) */ | |
1090 | obj.type = CUPS_PS_STRING; | |
1091 | start = cur; | |
1092 | ||
1093 | for (cur ++, parens = 1, valptr = obj.value.string, | |
1094 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1095 | *cur; | |
1096 | cur ++) | |
1097 | { | |
1098 | if (*cur == ')' && parens == 1) | |
1099 | break; | |
1100 | ||
1101 | if (*cur == '(') | |
1102 | parens ++; | |
1103 | else if (*cur == ')') | |
1104 | parens --; | |
1105 | ||
1106 | if (valptr >= valend) | |
1107 | { | |
1108 | *ptr = start; | |
1109 | ||
1110 | return (NULL); | |
1111 | } | |
1112 | ||
1113 | if (*cur == '\\') | |
1114 | { | |
1115 | /* | |
1116 | * Decode escaped character... | |
1117 | */ | |
1118 | ||
1119 | cur ++; | |
1120 | ||
1121 | if (*cur == 'b') | |
1122 | *valptr++ = '\b'; | |
1123 | else if (*cur == 'f') | |
1124 | *valptr++ = '\f'; | |
1125 | else if (*cur == 'n') | |
1126 | *valptr++ = '\n'; | |
1127 | else if (*cur == 'r') | |
1128 | *valptr++ = '\r'; | |
1129 | else if (*cur == 't') | |
1130 | *valptr++ = '\t'; | |
1131 | else if (*cur >= '0' && *cur <= '7') | |
1132 | { | |
1133 | int ch = *cur - '0'; | |
1134 | ||
1135 | if (cur[1] >= '0' && cur[1] <= '7') | |
1136 | { | |
1137 | cur ++; | |
1138 | ch = (ch << 3) + *cur - '0'; | |
1139 | } | |
1140 | ||
1141 | if (cur[1] >= '0' && cur[1] <= '7') | |
1142 | { | |
1143 | cur ++; | |
1144 | ch = (ch << 3) + *cur - '0'; | |
1145 | } | |
1146 | ||
7e86f2f6 | 1147 | *valptr++ = (char)ch; |
b86bc4cf | 1148 | } |
1149 | else if (*cur == '\r') | |
1150 | { | |
1151 | if (cur[1] == '\n') | |
1152 | cur ++; | |
1153 | } | |
1154 | else if (*cur != '\n') | |
1155 | *valptr++ = *cur; | |
1156 | } | |
1157 | else | |
1158 | *valptr++ = *cur; | |
1159 | } | |
1160 | ||
1161 | if (*cur != ')') | |
1162 | { | |
1163 | *ptr = start; | |
1164 | ||
1165 | return (NULL); | |
1166 | } | |
1167 | ||
1168 | cur ++; | |
1169 | break; | |
1170 | ||
1171 | case '[' : /* Start array */ | |
1172 | obj.type = CUPS_PS_START_ARRAY; | |
1173 | cur ++; | |
1174 | break; | |
1175 | ||
1176 | case ']' : /* End array */ | |
1177 | obj.type = CUPS_PS_END_ARRAY; | |
1178 | cur ++; | |
1179 | break; | |
1180 | ||
1181 | case '<' : /* Start dictionary or hex string */ | |
1182 | if (cur[1] == '<') | |
1183 | { | |
1184 | obj.type = CUPS_PS_START_DICT; | |
1185 | cur += 2; | |
1186 | } | |
ef416fc2 | 1187 | else |
b86bc4cf | 1188 | { |
1189 | obj.type = CUPS_PS_STRING; | |
1190 | start = cur; | |
1191 | ||
1192 | for (cur ++, valptr = obj.value.string, | |
1193 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1194 | *cur; | |
1195 | cur ++) | |
1196 | { | |
1197 | int ch; /* Current character */ | |
1198 | ||
1199 | ||
1200 | ||
1201 | if (*cur == '>') | |
1202 | break; | |
1203 | else if (valptr >= valend || !isxdigit(*cur & 255)) | |
1204 | { | |
1205 | *ptr = start; | |
1206 | return (NULL); | |
1207 | } | |
1208 | ||
1209 | if (*cur >= '0' && *cur <= '9') | |
1210 | ch = (*cur - '0') << 4; | |
1211 | else | |
1212 | ch = (tolower(*cur) - 'a' + 10) << 4; | |
1213 | ||
1214 | if (isxdigit(cur[1] & 255)) | |
1215 | { | |
1216 | cur ++; | |
1217 | ||
1218 | if (*cur >= '0' && *cur <= '9') | |
1219 | ch |= *cur - '0'; | |
1220 | else | |
1221 | ch |= tolower(*cur) - 'a' + 10; | |
1222 | } | |
1223 | ||
7e86f2f6 | 1224 | *valptr++ = (char)ch; |
b86bc4cf | 1225 | } |
1226 | ||
1227 | if (*cur != '>') | |
1228 | { | |
1229 | *ptr = start; | |
1230 | return (NULL); | |
1231 | } | |
1232 | ||
1233 | cur ++; | |
1234 | } | |
1235 | break; | |
ef416fc2 | 1236 | |
b86bc4cf | 1237 | case '>' : /* End dictionary? */ |
1238 | if (cur[1] == '>') | |
1239 | { | |
1240 | obj.type = CUPS_PS_END_DICT; | |
1241 | cur += 2; | |
1242 | } | |
1243 | else | |
1244 | { | |
1245 | obj.type = CUPS_PS_OTHER; | |
1246 | obj.value.other[0] = *cur; | |
1247 | ||
1248 | cur ++; | |
1249 | } | |
1250 | break; | |
1251 | ||
1252 | case '{' : /* Start procedure */ | |
1253 | obj.type = CUPS_PS_START_PROC; | |
1254 | cur ++; | |
1255 | break; | |
1256 | ||
1257 | case '}' : /* End procedure */ | |
1258 | obj.type = CUPS_PS_END_PROC; | |
1259 | cur ++; | |
1260 | break; | |
1261 | ||
1262 | case '-' : /* Possible number */ | |
1263 | case '+' : | |
1264 | if (!isdigit(cur[1] & 255) && cur[1] != '.') | |
1265 | { | |
1266 | obj.type = CUPS_PS_OTHER; | |
1267 | obj.value.other[0] = *cur; | |
1268 | ||
1269 | cur ++; | |
1270 | break; | |
1271 | } | |
1272 | ||
1273 | case '0' : /* Number */ | |
1274 | case '1' : | |
1275 | case '2' : | |
1276 | case '3' : | |
1277 | case '4' : | |
1278 | case '5' : | |
1279 | case '6' : | |
1280 | case '7' : | |
1281 | case '8' : | |
1282 | case '9' : | |
1283 | case '.' : | |
1284 | obj.type = CUPS_PS_NUMBER; | |
1285 | ||
1286 | start = cur; | |
1287 | for (cur ++; *cur; cur ++) | |
1288 | if (!isdigit(*cur & 255)) | |
1289 | break; | |
1290 | ||
1291 | if (*cur == '#') | |
1292 | { | |
1293 | /* | |
1294 | * Integer with radix... | |
1295 | */ | |
1296 | ||
1297 | obj.value.number = strtol(cur + 1, &cur, atoi(start)); | |
1298 | break; | |
1299 | } | |
1300 | else if (strchr(".Ee()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1301 | { | |
1302 | /* | |
1303 | * Integer or real number... | |
1304 | */ | |
ef416fc2 | 1305 | |
b86bc4cf | 1306 | obj.value.number = _cupsStrScand(start, &cur, localeconv()); |
1307 | break; | |
1308 | } | |
1309 | else | |
1310 | cur = start; | |
ef416fc2 | 1311 | |
b86bc4cf | 1312 | default : /* Operator/variable name */ |
1313 | start = cur; | |
1314 | ||
1315 | if (*cur == '/') | |
1316 | { | |
1317 | obj.type = CUPS_PS_NAME; | |
1318 | valptr = obj.value.name; | |
1319 | valend = obj.value.name + sizeof(obj.value.name) - 1; | |
1320 | cur ++; | |
1321 | } | |
ef416fc2 | 1322 | else |
b86bc4cf | 1323 | { |
1324 | obj.type = CUPS_PS_OTHER; | |
1325 | valptr = obj.value.other; | |
1326 | valend = obj.value.other + sizeof(obj.value.other) - 1; | |
1327 | } | |
ef416fc2 | 1328 | |
b86bc4cf | 1329 | while (*cur) |
1330 | { | |
1331 | if (strchr("()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1332 | break; | |
1333 | else if (valptr < valend) | |
1334 | *valptr++ = *cur++; | |
1335 | else | |
1336 | { | |
1337 | *ptr = start; | |
1338 | return (NULL); | |
1339 | } | |
1340 | } | |
1341 | ||
1342 | if (obj.type == CUPS_PS_OTHER) | |
1343 | { | |
1344 | if (!strcmp(obj.value.other, "true")) | |
1345 | { | |
1346 | obj.type = CUPS_PS_BOOLEAN; | |
1347 | obj.value.boolean = 1; | |
1348 | } | |
1349 | else if (!strcmp(obj.value.other, "false")) | |
1350 | { | |
1351 | obj.type = CUPS_PS_BOOLEAN; | |
1352 | obj.value.boolean = 0; | |
1353 | } | |
1354 | else if (!strcmp(obj.value.other, "null")) | |
1355 | obj.type = CUPS_PS_NULL; | |
1356 | else if (!strcmp(obj.value.other, "cleartomark")) | |
1357 | obj.type = CUPS_PS_CLEARTOMARK; | |
1358 | else if (!strcmp(obj.value.other, "copy")) | |
1359 | obj.type = CUPS_PS_COPY; | |
1360 | else if (!strcmp(obj.value.other, "dup")) | |
1361 | obj.type = CUPS_PS_DUP; | |
1362 | else if (!strcmp(obj.value.other, "index")) | |
1363 | obj.type = CUPS_PS_INDEX; | |
1364 | else if (!strcmp(obj.value.other, "pop")) | |
1365 | obj.type = CUPS_PS_POP; | |
1366 | else if (!strcmp(obj.value.other, "roll")) | |
1367 | obj.type = CUPS_PS_ROLL; | |
1368 | else if (!strcmp(obj.value.other, "setpagedevice")) | |
1369 | obj.type = CUPS_PS_SETPAGEDEVICE; | |
1370 | else if (!strcmp(obj.value.other, "stopped")) | |
1371 | obj.type = CUPS_PS_STOPPED; | |
1372 | } | |
1373 | break; | |
1374 | } | |
1375 | ||
1376 | /* | |
1377 | * Save the current position in the string and return the new object... | |
1378 | */ | |
1379 | ||
1380 | *ptr = cur; | |
1381 | ||
1382 | return (push_stack(st, &obj)); | |
1383 | } | |
1384 | ||
1385 | ||
1386 | /* | |
1387 | * 'setpagedevice()' - Simulate the PostScript setpagedevice operator. | |
1388 | */ | |
1389 | ||
1390 | static int /* O - 0 on success, -1 on error */ | |
1391 | setpagedevice( | |
1392 | _cups_ps_stack_t *st, /* I - Stack */ | |
1393 | cups_page_header2_t *h, /* O - Page header */ | |
1394 | int *preferred_bits)/* O - Preferred bits per color */ | |
1395 | { | |
1396 | int i; /* Index into array */ | |
1397 | _cups_ps_obj_t *obj, /* Current object */ | |
1398 | *end; /* End of dictionary */ | |
1399 | const char *name; /* Attribute name */ | |
1400 | ||
1401 | ||
1402 | /* | |
1403 | * Make sure we have a dictionary on the stack... | |
1404 | */ | |
1405 | ||
1406 | if (st->num_objs == 0) | |
1407 | return (-1); | |
1408 | ||
1409 | obj = end = st->objs + st->num_objs - 1; | |
1410 | ||
1411 | if (obj->type != CUPS_PS_END_DICT) | |
1412 | return (-1); | |
1413 | ||
1414 | obj --; | |
1415 | ||
1416 | while (obj > st->objs) | |
1417 | { | |
1418 | if (obj->type == CUPS_PS_START_DICT) | |
1419 | break; | |
1420 | ||
1421 | obj --; | |
1422 | } | |
1423 | ||
1424 | if (obj < st->objs) | |
1425 | return (-1); | |
ef416fc2 | 1426 | |
b86bc4cf | 1427 | /* |
1428 | * Found the start of the dictionary, empty the stack to this point... | |
1429 | */ | |
1430 | ||
a2326b5b | 1431 | st->num_objs = (int)(obj - st->objs); |
b86bc4cf | 1432 | |
1433 | /* | |
1434 | * Now pull /name and value pairs from the dictionary... | |
1435 | */ | |
1436 | ||
d9564ec7 | 1437 | DEBUG_puts("3setpagedevice: Dictionary:"); |
b86bc4cf | 1438 | |
1439 | for (obj ++; obj < end; obj ++) | |
1440 | { | |
ef416fc2 | 1441 | /* |
b86bc4cf | 1442 | * Grab the name... |
ef416fc2 | 1443 | */ |
1444 | ||
b86bc4cf | 1445 | if (obj->type != CUPS_PS_NAME) |
1446 | return (-1); | |
1447 | ||
1448 | name = obj->value.name; | |
1449 | obj ++; | |
1450 | ||
1451 | #ifdef DEBUG | |
d9564ec7 MS |
1452 | DEBUG_printf(("4setpagedevice: /%s ", name)); |
1453 | DEBUG_object("setpagedevice", obj); | |
b86bc4cf | 1454 | #endif /* DEBUG */ |
1455 | ||
1456 | /* | |
1457 | * Then grab the value... | |
1458 | */ | |
1459 | ||
1460 | if (!strcmp(name, "MediaClass") && obj->type == CUPS_PS_STRING) | |
1461 | strlcpy(h->MediaClass, obj->value.string, sizeof(h->MediaClass)); | |
1462 | else if (!strcmp(name, "MediaColor") && obj->type == CUPS_PS_STRING) | |
1463 | strlcpy(h->MediaColor, obj->value.string, sizeof(h->MediaColor)); | |
1464 | else if (!strcmp(name, "MediaType") && obj->type == CUPS_PS_STRING) | |
1465 | strlcpy(h->MediaType, obj->value.string, sizeof(h->MediaType)); | |
1466 | else if (!strcmp(name, "OutputType") && obj->type == CUPS_PS_STRING) | |
1467 | strlcpy(h->OutputType, obj->value.string, sizeof(h->OutputType)); | |
1468 | else if (!strcmp(name, "AdvanceDistance") && obj->type == CUPS_PS_NUMBER) | |
1469 | h->AdvanceDistance = (unsigned)obj->value.number; | |
1470 | else if (!strcmp(name, "AdvanceMedia") && obj->type == CUPS_PS_NUMBER) | |
1471 | h->AdvanceMedia = (unsigned)obj->value.number; | |
1472 | else if (!strcmp(name, "Collate") && obj->type == CUPS_PS_BOOLEAN) | |
1473 | h->Collate = (unsigned)obj->value.boolean; | |
1474 | else if (!strcmp(name, "CutMedia") && obj->type == CUPS_PS_NUMBER) | |
1475 | h->CutMedia = (cups_cut_t)(unsigned)obj->value.number; | |
1476 | else if (!strcmp(name, "Duplex") && obj->type == CUPS_PS_BOOLEAN) | |
1477 | h->Duplex = (unsigned)obj->value.boolean; | |
1478 | else if (!strcmp(name, "HWResolution") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1479 | { |
b86bc4cf | 1480 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1481 | obj[3].type == CUPS_PS_END_ARRAY) | |
1482 | { | |
1483 | h->HWResolution[0] = (unsigned)obj[1].value.number; | |
1484 | h->HWResolution[1] = (unsigned)obj[2].value.number; | |
1485 | obj += 3; | |
1486 | } | |
1487 | else | |
ef416fc2 | 1488 | return (-1); |
1489 | } | |
b86bc4cf | 1490 | else if (!strcmp(name, "InsertSheet") && obj->type == CUPS_PS_BOOLEAN) |
1491 | h->InsertSheet = (unsigned)obj->value.boolean; | |
1492 | else if (!strcmp(name, "Jog") && obj->type == CUPS_PS_NUMBER) | |
1493 | h->Jog = (unsigned)obj->value.number; | |
1494 | else if (!strcmp(name, "LeadingEdge") && obj->type == CUPS_PS_NUMBER) | |
1495 | h->LeadingEdge = (unsigned)obj->value.number; | |
1496 | else if (!strcmp(name, "ManualFeed") && obj->type == CUPS_PS_BOOLEAN) | |
1497 | h->ManualFeed = (unsigned)obj->value.boolean; | |
09a101d6 | 1498 | else if ((!strcmp(name, "cupsMediaPosition") || |
b86bc4cf | 1499 | !strcmp(name, "MediaPosition")) && obj->type == CUPS_PS_NUMBER) |
09a101d6 | 1500 | { |
1501 | /* | |
1502 | * cupsMediaPosition is supported for backwards compatibility only. | |
1503 | * We added it back in the Ghostscript 5.50 days to work around a | |
1504 | * bug in Ghostscript WRT handling of MediaPosition and setpagedevice. | |
1505 | * | |
1506 | * All new development should set MediaPosition... | |
1507 | */ | |
1508 | ||
b86bc4cf | 1509 | h->MediaPosition = (unsigned)obj->value.number; |
09a101d6 | 1510 | } |
b86bc4cf | 1511 | else if (!strcmp(name, "MediaWeight") && obj->type == CUPS_PS_NUMBER) |
1512 | h->MediaWeight = (unsigned)obj->value.number; | |
1513 | else if (!strcmp(name, "MirrorPrint") && obj->type == CUPS_PS_BOOLEAN) | |
1514 | h->MirrorPrint = (unsigned)obj->value.boolean; | |
1515 | else if (!strcmp(name, "NegativePrint") && obj->type == CUPS_PS_BOOLEAN) | |
1516 | h->NegativePrint = (unsigned)obj->value.boolean; | |
1517 | else if (!strcmp(name, "NumCopies") && obj->type == CUPS_PS_NUMBER) | |
1518 | h->NumCopies = (unsigned)obj->value.number; | |
1519 | else if (!strcmp(name, "Orientation") && obj->type == CUPS_PS_NUMBER) | |
1520 | h->Orientation = (unsigned)obj->value.number; | |
1521 | else if (!strcmp(name, "OutputFaceUp") && obj->type == CUPS_PS_BOOLEAN) | |
1522 | h->OutputFaceUp = (unsigned)obj->value.boolean; | |
1523 | else if (!strcmp(name, "PageSize") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1524 | { |
b86bc4cf | 1525 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1526 | obj[3].type == CUPS_PS_END_ARRAY) | |
1527 | { | |
c8fef167 MS |
1528 | h->cupsPageSize[0] = (float)obj[1].value.number; |
1529 | h->cupsPageSize[1] = (float)obj[2].value.number; | |
b86bc4cf | 1530 | |
1531 | h->PageSize[0] = (unsigned)obj[1].value.number; | |
1532 | h->PageSize[1] = (unsigned)obj[2].value.number; | |
1533 | ||
1534 | obj += 3; | |
1535 | } | |
1536 | else | |
fa73b229 | 1537 | return (-1); |
ef416fc2 | 1538 | } |
b86bc4cf | 1539 | else if (!strcmp(name, "Separations") && obj->type == CUPS_PS_BOOLEAN) |
1540 | h->Separations = (unsigned)obj->value.boolean; | |
1541 | else if (!strcmp(name, "TraySwitch") && obj->type == CUPS_PS_BOOLEAN) | |
1542 | h->TraySwitch = (unsigned)obj->value.boolean; | |
1543 | else if (!strcmp(name, "Tumble") && obj->type == CUPS_PS_BOOLEAN) | |
1544 | h->Tumble = (unsigned)obj->value.boolean; | |
1545 | else if (!strcmp(name, "cupsMediaType") && obj->type == CUPS_PS_NUMBER) | |
1546 | h->cupsMediaType = (unsigned)obj->value.number; | |
1547 | else if (!strcmp(name, "cupsBitsPerColor") && obj->type == CUPS_PS_NUMBER) | |
1548 | h->cupsBitsPerColor = (unsigned)obj->value.number; | |
1549 | else if (!strcmp(name, "cupsPreferredBitsPerColor") && | |
1550 | obj->type == CUPS_PS_NUMBER) | |
1551 | *preferred_bits = (int)obj->value.number; | |
1552 | else if (!strcmp(name, "cupsColorOrder") && obj->type == CUPS_PS_NUMBER) | |
1553 | h->cupsColorOrder = (cups_order_t)(unsigned)obj->value.number; | |
1554 | else if (!strcmp(name, "cupsColorSpace") && obj->type == CUPS_PS_NUMBER) | |
1555 | h->cupsColorSpace = (cups_cspace_t)(unsigned)obj->value.number; | |
1556 | else if (!strcmp(name, "cupsCompression") && obj->type == CUPS_PS_NUMBER) | |
1557 | h->cupsCompression = (unsigned)obj->value.number; | |
1558 | else if (!strcmp(name, "cupsRowCount") && obj->type == CUPS_PS_NUMBER) | |
1559 | h->cupsRowCount = (unsigned)obj->value.number; | |
1560 | else if (!strcmp(name, "cupsRowFeed") && obj->type == CUPS_PS_NUMBER) | |
1561 | h->cupsRowFeed = (unsigned)obj->value.number; | |
1562 | else if (!strcmp(name, "cupsRowStep") && obj->type == CUPS_PS_NUMBER) | |
1563 | h->cupsRowStep = (unsigned)obj->value.number; | |
923edb68 | 1564 | else if (!strcmp(name, "cupsBorderlessScalingFactor") && |
b86bc4cf | 1565 | obj->type == CUPS_PS_NUMBER) |
c8fef167 | 1566 | h->cupsBorderlessScalingFactor = (float)obj->value.number; |
b86bc4cf | 1567 | else if (!strncmp(name, "cupsInteger", 11) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1568 | { |
b86bc4cf | 1569 | if ((i = atoi(name + 11)) < 0 || i > 15) |
ef416fc2 | 1570 | return (-1); |
1571 | ||
b86bc4cf | 1572 | h->cupsInteger[i] = (unsigned)obj->value.number; |
ef416fc2 | 1573 | } |
b86bc4cf | 1574 | else if (!strncmp(name, "cupsReal", 8) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1575 | { |
b86bc4cf | 1576 | if ((i = atoi(name + 8)) < 0 || i > 15) |
ef416fc2 | 1577 | return (-1); |
1578 | ||
c8fef167 | 1579 | h->cupsReal[i] = (float)obj->value.number; |
ef416fc2 | 1580 | } |
b86bc4cf | 1581 | else if (!strncmp(name, "cupsString", 10) && obj->type == CUPS_PS_STRING) |
ef416fc2 | 1582 | { |
b86bc4cf | 1583 | if ((i = atoi(name + 10)) < 0 || i > 15) |
ef416fc2 | 1584 | return (-1); |
1585 | ||
b86bc4cf | 1586 | strlcpy(h->cupsString[i], obj->value.string, sizeof(h->cupsString[i])); |
ef416fc2 | 1587 | } |
b86bc4cf | 1588 | else if (!strcmp(name, "cupsMarkerType") && obj->type == CUPS_PS_STRING) |
1589 | strlcpy(h->cupsMarkerType, obj->value.string, sizeof(h->cupsMarkerType)); | |
1590 | else if (!strcmp(name, "cupsPageSizeName") && obj->type == CUPS_PS_STRING) | |
1591 | strlcpy(h->cupsPageSizeName, obj->value.string, | |
1592 | sizeof(h->cupsPageSizeName)); | |
1593 | else if (!strcmp(name, "cupsRenderingIntent") && | |
1594 | obj->type == CUPS_PS_STRING) | |
1595 | strlcpy(h->cupsRenderingIntent, obj->value.string, | |
1596 | sizeof(h->cupsRenderingIntent)); | |
1597 | else | |
ef416fc2 | 1598 | { |
b86bc4cf | 1599 | /* |
1600 | * Ignore unknown name+value... | |
1601 | */ | |
1602 | ||
d9564ec7 | 1603 | DEBUG_printf(("4setpagedevice: Unknown name (\"%s\") or value...\n", name)); |
b86bc4cf | 1604 | |
1605 | while (obj[1].type != CUPS_PS_NAME && obj < end) | |
1606 | obj ++; | |
ef416fc2 | 1607 | } |
ef416fc2 | 1608 | } |
1609 | ||
ef416fc2 | 1610 | return (0); |
1611 | } | |
1612 | ||
1613 | ||
b86bc4cf | 1614 | #ifdef DEBUG |
1615 | /* | |
1616 | * 'DEBUG_object()' - Print an object's value... | |
1617 | */ | |
1618 | ||
1619 | static void | |
d9564ec7 MS |
1620 | DEBUG_object(const char *prefix, /* I - Prefix string */ |
1621 | _cups_ps_obj_t *obj) /* I - Object to print */ | |
b86bc4cf | 1622 | { |
1623 | switch (obj->type) | |
1624 | { | |
1625 | case CUPS_PS_NAME : | |
d9564ec7 | 1626 | DEBUG_printf(("4%s: /%s\n", prefix, obj->value.name)); |
b86bc4cf | 1627 | break; |
1628 | ||
1629 | case CUPS_PS_NUMBER : | |
d9564ec7 | 1630 | DEBUG_printf(("4%s: %g\n", prefix, obj->value.number)); |
b86bc4cf | 1631 | break; |
1632 | ||
1633 | case CUPS_PS_STRING : | |
d9564ec7 | 1634 | DEBUG_printf(("4%s: (%s)\n", prefix, obj->value.string)); |
b86bc4cf | 1635 | break; |
1636 | ||
1637 | case CUPS_PS_BOOLEAN : | |
1638 | if (obj->value.boolean) | |
d9564ec7 | 1639 | DEBUG_printf(("4%s: true", prefix)); |
b86bc4cf | 1640 | else |
d9564ec7 | 1641 | DEBUG_printf(("4%s: false", prefix)); |
b86bc4cf | 1642 | break; |
1643 | ||
1644 | case CUPS_PS_NULL : | |
d9564ec7 | 1645 | DEBUG_printf(("4%s: null", prefix)); |
b86bc4cf | 1646 | break; |
1647 | ||
1648 | case CUPS_PS_START_ARRAY : | |
d9564ec7 | 1649 | DEBUG_printf(("4%s: [", prefix)); |
b86bc4cf | 1650 | break; |
1651 | ||
1652 | case CUPS_PS_END_ARRAY : | |
d9564ec7 | 1653 | DEBUG_printf(("4%s: ]", prefix)); |
b86bc4cf | 1654 | break; |
1655 | ||
1656 | case CUPS_PS_START_DICT : | |
d9564ec7 | 1657 | DEBUG_printf(("4%s: <<", prefix)); |
b86bc4cf | 1658 | break; |
1659 | ||
1660 | case CUPS_PS_END_DICT : | |
d9564ec7 | 1661 | DEBUG_printf(("4%s: >>", prefix)); |
b86bc4cf | 1662 | break; |
1663 | ||
1664 | case CUPS_PS_START_PROC : | |
d9564ec7 | 1665 | DEBUG_printf(("4%s: {", prefix)); |
b86bc4cf | 1666 | break; |
1667 | ||
1668 | case CUPS_PS_END_PROC : | |
d9564ec7 | 1669 | DEBUG_printf(("4%s: }", prefix)); |
b86bc4cf | 1670 | break; |
1671 | ||
1672 | case CUPS_PS_CLEARTOMARK : | |
d9564ec7 | 1673 | DEBUG_printf(("4%s: --cleartomark--", prefix)); |
b86bc4cf | 1674 | break; |
1675 | ||
1676 | case CUPS_PS_COPY : | |
d9564ec7 | 1677 | DEBUG_printf(("4%s: --copy--", prefix)); |
b86bc4cf | 1678 | break; |
1679 | ||
1680 | case CUPS_PS_DUP : | |
d9564ec7 | 1681 | DEBUG_printf(("4%s: --dup--", prefix)); |
b86bc4cf | 1682 | break; |
1683 | ||
1684 | case CUPS_PS_INDEX : | |
d9564ec7 | 1685 | DEBUG_printf(("4%s: --index--", prefix)); |
b86bc4cf | 1686 | break; |
1687 | ||
1688 | case CUPS_PS_POP : | |
d9564ec7 | 1689 | DEBUG_printf(("4%s: --pop--", prefix)); |
b86bc4cf | 1690 | break; |
1691 | ||
1692 | case CUPS_PS_ROLL : | |
d9564ec7 | 1693 | DEBUG_printf(("4%s: --roll--", prefix)); |
b86bc4cf | 1694 | break; |
1695 | ||
1696 | case CUPS_PS_SETPAGEDEVICE : | |
d9564ec7 | 1697 | DEBUG_printf(("4%s: --setpagedevice--", prefix)); |
b86bc4cf | 1698 | break; |
1699 | ||
1700 | case CUPS_PS_STOPPED : | |
d9564ec7 | 1701 | DEBUG_printf(("4%s: --stopped--", prefix)); |
b86bc4cf | 1702 | break; |
1703 | ||
1704 | case CUPS_PS_OTHER : | |
d9564ec7 | 1705 | DEBUG_printf(("4%s: --%s--", prefix, obj->value.other)); |
b86bc4cf | 1706 | break; |
1707 | } | |
1708 | } | |
1709 | ||
1710 | ||
1711 | /* | |
1712 | * 'DEBUG_stack()' - Print a stack... | |
1713 | */ | |
1714 | ||
1715 | static void | |
d9564ec7 MS |
1716 | DEBUG_stack(const char *prefix, /* I - Prefix string */ |
1717 | _cups_ps_stack_t *st) /* I - Stack */ | |
b86bc4cf | 1718 | { |
1719 | int c; /* Looping var */ | |
1720 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
1721 | ||
1722 | ||
1723 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
d9564ec7 | 1724 | DEBUG_object(prefix, obj); |
b86bc4cf | 1725 | } |
1726 | #endif /* DEBUG */ | |
1727 | ||
1728 | ||
ef416fc2 | 1729 | /* |
f2d18633 | 1730 | * End of "$Id$". |
ef416fc2 | 1731 | */ |