]>
Commit | Line | Data |
---|---|---|
ef416fc2 | 1 | /* |
739a2093 | 2 | * PPD command interpreter for CUPS. |
ef416fc2 | 3 | * |
1a6abb36 MS |
4 | * Copyright © 2007-2018 by Apple Inc. |
5 | * Copyright © 1993-2007 by Easy Software Products. | |
ef416fc2 | 6 | * |
1a6abb36 MS |
7 | * Licensed under Apache License v2.0. See the file "LICENSE" for more |
8 | * information. | |
ef416fc2 | 9 | */ |
10 | ||
11 | /* | |
12 | * Include necessary headers... | |
13 | */ | |
14 | ||
a4845881 | 15 | #include <cups/raster-private.h> |
1a6abb36 | 16 | #include <cups/ppd-private.h> |
fb863569 | 17 | #include "debug-internal.h" |
ef416fc2 | 18 | |
19 | ||
20 | /* | |
b86bc4cf | 21 | * Stack values for the PostScript mini-interpreter... |
ef416fc2 | 22 | */ |
23 | ||
b86bc4cf | 24 | typedef enum |
25 | { | |
26 | CUPS_PS_NAME, | |
27 | CUPS_PS_NUMBER, | |
28 | CUPS_PS_STRING, | |
29 | CUPS_PS_BOOLEAN, | |
30 | CUPS_PS_NULL, | |
31 | CUPS_PS_START_ARRAY, | |
32 | CUPS_PS_END_ARRAY, | |
33 | CUPS_PS_START_DICT, | |
34 | CUPS_PS_END_DICT, | |
35 | CUPS_PS_START_PROC, | |
36 | CUPS_PS_END_PROC, | |
37 | CUPS_PS_CLEARTOMARK, | |
38 | CUPS_PS_COPY, | |
39 | CUPS_PS_DUP, | |
40 | CUPS_PS_INDEX, | |
41 | CUPS_PS_POP, | |
42 | CUPS_PS_ROLL, | |
43 | CUPS_PS_SETPAGEDEVICE, | |
44 | CUPS_PS_STOPPED, | |
45 | CUPS_PS_OTHER | |
46 | } _cups_ps_type_t; | |
47 | ||
48 | typedef struct | |
49 | { | |
50 | _cups_ps_type_t type; /* Object type */ | |
51 | union | |
52 | { | |
53 | int boolean; /* Boolean value */ | |
54 | char name[64]; /* Name value */ | |
55 | double number; /* Number value */ | |
56 | char other[64]; /* Other operator */ | |
57 | char string[64]; /* Sring value */ | |
58 | } value; /* Value */ | |
59 | } _cups_ps_obj_t; | |
60 | ||
61 | typedef struct | |
62 | { | |
63 | int num_objs, /* Number of objects on stack */ | |
64 | alloc_objs; /* Number of allocated objects */ | |
65 | _cups_ps_obj_t *objs; /* Objects in stack */ | |
66 | } _cups_ps_stack_t; | |
ef416fc2 | 67 | |
68 | ||
69 | /* | |
70 | * Local functions... | |
71 | */ | |
72 | ||
b86bc4cf | 73 | static int cleartomark_stack(_cups_ps_stack_t *st); |
74 | static int copy_stack(_cups_ps_stack_t *st, int count); | |
75 | static void delete_stack(_cups_ps_stack_t *st); | |
f7deaa1a | 76 | static void error_object(_cups_ps_obj_t *obj); |
77 | static void error_stack(_cups_ps_stack_t *st, const char *title); | |
b86bc4cf | 78 | static _cups_ps_obj_t *index_stack(_cups_ps_stack_t *st, int n); |
79 | static _cups_ps_stack_t *new_stack(void); | |
80 | static _cups_ps_obj_t *pop_stack(_cups_ps_stack_t *st); | |
81 | static _cups_ps_obj_t *push_stack(_cups_ps_stack_t *st, | |
82 | _cups_ps_obj_t *obj); | |
83 | static int roll_stack(_cups_ps_stack_t *st, int c, int s); | |
84 | static _cups_ps_obj_t *scan_ps(_cups_ps_stack_t *st, char **ptr); | |
85 | static int setpagedevice(_cups_ps_stack_t *st, | |
86 | cups_page_header2_t *h, | |
87 | int *preferred_bits); | |
88 | #ifdef DEBUG | |
d9564ec7 MS |
89 | static void DEBUG_object(const char *prefix, _cups_ps_obj_t *obj); |
90 | static void DEBUG_stack(const char *prefix, _cups_ps_stack_t *st); | |
b86bc4cf | 91 | #endif /* DEBUG */ |
ef416fc2 | 92 | |
93 | ||
94 | /* | |
dd204f7a | 95 | * '_cupsRasterInterpretPPD()' - Interpret PPD commands to create a page header. |
ef416fc2 | 96 | * |
db0bd74a MS |
97 | * This function is used by raster image processing (RIP) filters like |
98 | * cgpdftoraster and imagetoraster when writing CUPS raster data for a page. | |
99 | * It is not used by raster printer driver filters which only read CUPS | |
100 | * raster data. | |
101 | * | |
102 | * | |
103 | * @code cupsRasterInterpretPPD@ does not mark the options in the PPD using | |
104 | * the "num_options" and "options" arguments. Instead, mark the options with | |
105 | * @code cupsMarkOptions@ and @code ppdMarkOption@ prior to calling it - | |
106 | * this allows for per-page options without manipulating the options array. | |
923edb68 | 107 | * |
a74454a7 | 108 | * The "func" argument specifies an optional callback function that is |
109 | * called prior to the computation of the final raster data. The function | |
5a738aea | 110 | * can make changes to the @link cups_page_header2_t@ data as needed to use a |
a74454a7 | 111 | * supported raster format and then returns 0 on success and -1 if the |
112 | * requested attributes cannot be supported. | |
113 | * | |
db0bd74a | 114 | * |
5a738aea MS |
115 | * @code cupsRasterInterpretPPD@ supports a subset of the PostScript language. |
116 | * Currently only the @code [@, @code ]@, @code <<@, @code >>@, @code {@, | |
117 | * @code }@, @code cleartomark@, @code copy@, @code dup@, @code index@, | |
118 | * @code pop@, @code roll@, @code setpagedevice@, and @code stopped@ operators | |
119 | * are supported. | |
b86bc4cf | 120 | * |
8072030b | 121 | * @since CUPS 1.2/macOS 10.5@ |
ef416fc2 | 122 | */ |
123 | ||
124 | int /* O - 0 on success, -1 on failure */ | |
dd204f7a | 125 | _cupsRasterInterpretPPD( |
db0bd74a | 126 | cups_page_header2_t *h, /* O - Page header to create */ |
923edb68 | 127 | ppd_file_t *ppd, /* I - PPD file */ |
128 | int num_options, /* I - Number of options */ | |
a74454a7 | 129 | cups_option_t *options, /* I - Options */ |
db0bd74a | 130 | cups_interpret_cb_t func) /* I - Optional page header callback (@code NULL@ for none) */ |
ef416fc2 | 131 | { |
ef416fc2 | 132 | int status; /* Cummulative status */ |
b86bc4cf | 133 | char *code; /* Code to run */ |
923edb68 | 134 | const char *val; /* Option value */ |
ef416fc2 | 135 | ppd_size_t *size; /* Current size */ |
136 | float left, /* Left position */ | |
137 | bottom, /* Bottom position */ | |
138 | right, /* Right position */ | |
739a2093 MS |
139 | top, /* Top position */ |
140 | temp1, temp2; /* Temporary variables for swapping */ | |
a74454a7 | 141 | int preferred_bits; /* Preferred bits per color */ |
ef416fc2 | 142 | |
143 | ||
144 | /* | |
145 | * Range check input... | |
146 | */ | |
147 | ||
f7deaa1a | 148 | _cupsRasterClearError(); |
149 | ||
ef416fc2 | 150 | if (!h) |
f7deaa1a | 151 | { |
152 | _cupsRasterAddError("Page header cannot be NULL!\n"); | |
ef416fc2 | 153 | return (-1); |
f7deaa1a | 154 | } |
ef416fc2 | 155 | |
156 | /* | |
157 | * Reset the page header to the defaults... | |
158 | */ | |
159 | ||
160 | memset(h, 0, sizeof(cups_page_header2_t)); | |
161 | ||
923edb68 | 162 | h->NumCopies = 1; |
163 | h->PageSize[0] = 612; | |
164 | h->PageSize[1] = 792; | |
165 | h->HWResolution[0] = 100; | |
166 | h->HWResolution[1] = 100; | |
739a2093 | 167 | h->cupsBitsPerColor = 1; |
923edb68 | 168 | h->cupsColorOrder = CUPS_ORDER_CHUNKED; |
169 | h->cupsColorSpace = CUPS_CSPACE_K; | |
170 | h->cupsBorderlessScalingFactor = 1.0f; | |
171 | h->cupsPageSize[0] = 612.0f; | |
172 | h->cupsPageSize[1] = 792.0f; | |
173 | h->cupsImagingBBox[0] = 0.0f; | |
174 | h->cupsImagingBBox[1] = 0.0f; | |
175 | h->cupsImagingBBox[2] = 612.0f; | |
176 | h->cupsImagingBBox[3] = 792.0f; | |
fa73b229 | 177 | |
5a9febac | 178 | strlcpy(h->cupsPageSizeName, "Letter", sizeof(h->cupsPageSizeName)); |
ef416fc2 | 179 | |
e38f5e9c MS |
180 | #ifdef __APPLE__ |
181 | /* | |
8072030b | 182 | * cupsInteger0 is also used for the total page count on macOS; set an |
e38f5e9c MS |
183 | * uncommon default value so we can tell if the driver is using cupsInteger0. |
184 | */ | |
185 | ||
186 | h->cupsInteger[0] = 0x80000000; | |
187 | #endif /* __APPLE__ */ | |
188 | ||
ef416fc2 | 189 | /* |
190 | * Apply patches and options to the page header... | |
191 | */ | |
192 | ||
a74454a7 | 193 | status = 0; |
194 | preferred_bits = 0; | |
ef416fc2 | 195 | |
196 | if (ppd) | |
197 | { | |
198 | /* | |
199 | * Apply any patch code (used to override the defaults...) | |
200 | */ | |
201 | ||
202 | if (ppd->patches) | |
b86bc4cf | 203 | status |= _cupsRasterExecPS(h, &preferred_bits, ppd->patches); |
ef416fc2 | 204 | |
205 | /* | |
206 | * Then apply printer options in the proper order... | |
207 | */ | |
208 | ||
b86bc4cf | 209 | if ((code = ppdEmitString(ppd, PPD_ORDER_DOCUMENT, 0.0)) != NULL) |
ef416fc2 | 210 | { |
b86bc4cf | 211 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
212 | free(code); | |
ef416fc2 | 213 | } |
214 | ||
b86bc4cf | 215 | if ((code = ppdEmitString(ppd, PPD_ORDER_ANY, 0.0)) != NULL) |
ef416fc2 | 216 | { |
b86bc4cf | 217 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
218 | free(code); | |
ef416fc2 | 219 | } |
220 | ||
b86bc4cf | 221 | if ((code = ppdEmitString(ppd, PPD_ORDER_PROLOG, 0.0)) != NULL) |
ef416fc2 | 222 | { |
b86bc4cf | 223 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
224 | free(code); | |
ef416fc2 | 225 | } |
226 | ||
b86bc4cf | 227 | if ((code = ppdEmitString(ppd, PPD_ORDER_PAGE, 0.0)) != NULL) |
ef416fc2 | 228 | { |
b86bc4cf | 229 | status |= _cupsRasterExecPS(h, &preferred_bits, code); |
230 | free(code); | |
ef416fc2 | 231 | } |
232 | } | |
233 | ||
923edb68 | 234 | /* |
235 | * Allow option override for page scaling... | |
236 | */ | |
237 | ||
238 | if ((val = cupsGetOption("cupsBorderlessScalingFactor", num_options, | |
239 | options)) != NULL) | |
240 | { | |
c8fef167 | 241 | double sc = atof(val); /* Scale factor */ |
923edb68 | 242 | |
06d4e77b | 243 | if (sc >= 0.1 && sc <= 2.0) |
c8fef167 | 244 | h->cupsBorderlessScalingFactor = (float)sc; |
923edb68 | 245 | } |
246 | ||
ef416fc2 | 247 | /* |
248 | * Get the margins for the current size... | |
249 | */ | |
250 | ||
251 | if ((size = ppdPageSize(ppd, NULL)) != NULL) | |
252 | { | |
253 | /* | |
254 | * Use the margins from the PPD file... | |
255 | */ | |
256 | ||
257 | left = size->left; | |
258 | bottom = size->bottom; | |
259 | right = size->right; | |
260 | top = size->top; | |
fa73b229 | 261 | |
262 | strlcpy(h->cupsPageSizeName, size->name, sizeof(h->cupsPageSizeName)); | |
07725fee | 263 | |
264 | h->cupsPageSize[0] = size->width; | |
265 | h->cupsPageSize[1] = size->length; | |
ef416fc2 | 266 | } |
267 | else | |
268 | { | |
269 | /* | |
270 | * Use the default margins... | |
271 | */ | |
272 | ||
273 | left = 0.0f; | |
274 | bottom = 0.0f; | |
275 | right = 612.0f; | |
276 | top = 792.0f; | |
277 | } | |
278 | ||
739a2093 MS |
279 | /* |
280 | * Handle orientation... | |
281 | */ | |
282 | ||
283 | switch (h->Orientation) | |
284 | { | |
285 | case CUPS_ORIENT_0 : | |
286 | default : | |
287 | /* Do nothing */ | |
288 | break; | |
289 | ||
290 | case CUPS_ORIENT_90 : | |
291 | temp1 = h->cupsPageSize[0]; | |
292 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
293 | h->cupsPageSize[1] = temp1; | |
294 | ||
295 | temp1 = left; | |
296 | temp2 = right; | |
297 | left = h->cupsPageSize[0] - top; | |
298 | right = h->cupsPageSize[0] - bottom; | |
299 | bottom = h->cupsPageSize[1] - temp1; | |
300 | top = h->cupsPageSize[1] - temp2; | |
301 | break; | |
302 | ||
303 | case CUPS_ORIENT_180 : | |
304 | temp1 = left; | |
305 | temp2 = bottom; | |
306 | left = h->cupsPageSize[0] - right; | |
307 | right = h->cupsPageSize[0] - temp1; | |
308 | bottom = h->cupsPageSize[1] - top; | |
309 | top = h->cupsPageSize[1] - temp2; | |
310 | break; | |
311 | ||
312 | case CUPS_ORIENT_270 : | |
313 | temp1 = h->cupsPageSize[0]; | |
314 | h->cupsPageSize[0] = h->cupsPageSize[1]; | |
315 | h->cupsPageSize[1] = temp1; | |
316 | ||
317 | temp1 = left; | |
318 | temp2 = right; | |
319 | left = bottom; | |
320 | right = top; | |
321 | bottom = h->cupsPageSize[1] - temp2; | |
322 | top = h->cupsPageSize[1] - temp1; | |
323 | break; | |
324 | } | |
325 | ||
355ddf41 MS |
326 | if (left > right) |
327 | { | |
328 | temp1 = left; | |
329 | left = right; | |
330 | right = temp1; | |
331 | } | |
332 | ||
333 | if (bottom > top) | |
334 | { | |
335 | temp1 = bottom; | |
336 | bottom = top; | |
337 | top = temp1; | |
338 | } | |
339 | ||
c8fef167 MS |
340 | h->PageSize[0] = (unsigned)(h->cupsPageSize[0] * |
341 | h->cupsBorderlessScalingFactor); | |
342 | h->PageSize[1] = (unsigned)(h->cupsPageSize[1] * | |
343 | h->cupsBorderlessScalingFactor); | |
344 | h->Margins[0] = (unsigned)(left * | |
345 | h->cupsBorderlessScalingFactor); | |
346 | h->Margins[1] = (unsigned)(bottom * | |
347 | h->cupsBorderlessScalingFactor); | |
348 | h->ImagingBoundingBox[0] = (unsigned)(left * | |
349 | h->cupsBorderlessScalingFactor); | |
350 | h->ImagingBoundingBox[1] = (unsigned)(bottom * | |
351 | h->cupsBorderlessScalingFactor); | |
352 | h->ImagingBoundingBox[2] = (unsigned)(right * | |
353 | h->cupsBorderlessScalingFactor); | |
354 | h->ImagingBoundingBox[3] = (unsigned)(top * | |
355 | h->cupsBorderlessScalingFactor); | |
356 | h->cupsImagingBBox[0] = (float)left; | |
357 | h->cupsImagingBBox[1] = (float)bottom; | |
358 | h->cupsImagingBBox[2] = (float)right; | |
359 | h->cupsImagingBBox[3] = (float)top; | |
ef416fc2 | 360 | |
a74454a7 | 361 | /* |
362 | * Use the callback to validate the page header... | |
363 | */ | |
364 | ||
365 | if (func && (*func)(h, preferred_bits)) | |
f7deaa1a | 366 | { |
367 | _cupsRasterAddError("Page header callback returned error.\n"); | |
a74454a7 | 368 | return (-1); |
f7deaa1a | 369 | } |
a74454a7 | 370 | |
a9252913 | 371 | /* |
372 | * Check parameters... | |
373 | */ | |
374 | ||
375 | if (!h->HWResolution[0] || !h->HWResolution[1] || | |
376 | !h->PageSize[0] || !h->PageSize[1] || | |
377 | (h->cupsBitsPerColor != 1 && h->cupsBitsPerColor != 2 && | |
378 | h->cupsBitsPerColor != 4 && h->cupsBitsPerColor != 8 && | |
379 | h->cupsBitsPerColor != 16) || | |
06d4e77b | 380 | h->cupsBorderlessScalingFactor < 0.1 || |
b86bc4cf | 381 | h->cupsBorderlessScalingFactor > 2.0) |
f7deaa1a | 382 | { |
383 | _cupsRasterAddError("Page header uses unsupported values.\n"); | |
a9252913 | 384 | return (-1); |
f7deaa1a | 385 | } |
a9252913 | 386 | |
ef416fc2 | 387 | /* |
388 | * Compute the bitmap parameters... | |
389 | */ | |
390 | ||
7e86f2f6 | 391 | h->cupsWidth = (unsigned)((right - left) * h->cupsBorderlessScalingFactor * |
fa73b229 | 392 | h->HWResolution[0] / 72.0f + 0.5f); |
7e86f2f6 | 393 | h->cupsHeight = (unsigned)((top - bottom) * h->cupsBorderlessScalingFactor * |
fa73b229 | 394 | h->HWResolution[1] / 72.0f + 0.5f); |
ef416fc2 | 395 | |
396 | switch (h->cupsColorSpace) | |
397 | { | |
398 | case CUPS_CSPACE_W : | |
399 | case CUPS_CSPACE_K : | |
400 | case CUPS_CSPACE_WHITE : | |
401 | case CUPS_CSPACE_GOLD : | |
402 | case CUPS_CSPACE_SILVER : | |
88f9aafc | 403 | case CUPS_CSPACE_SW : |
ef416fc2 | 404 | h->cupsNumColors = 1; |
405 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
406 | break; | |
407 | ||
408 | default : | |
409 | /* | |
410 | * Ensure that colorimetric colorspaces use at least 8 bits per | |
411 | * component... | |
412 | */ | |
413 | ||
414 | if (h->cupsColorSpace >= CUPS_CSPACE_CIEXYZ && | |
415 | h->cupsBitsPerColor < 8) | |
416 | h->cupsBitsPerColor = 8; | |
417 | ||
418 | /* | |
419 | * Figure out the number of bits per pixel... | |
420 | */ | |
421 | ||
422 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
423 | { | |
424 | if (h->cupsBitsPerColor >= 8) | |
425 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 3; | |
426 | else | |
427 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
428 | } | |
429 | else | |
430 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
431 | ||
432 | h->cupsNumColors = 3; | |
433 | break; | |
434 | ||
435 | case CUPS_CSPACE_KCMYcm : | |
f301802f | 436 | if (h->cupsBitsPerColor == 1) |
ef416fc2 | 437 | { |
438 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
439 | h->cupsBitsPerPixel = 8; | |
440 | else | |
441 | h->cupsBitsPerPixel = 1; | |
442 | ||
443 | h->cupsNumColors = 6; | |
444 | break; | |
445 | } | |
446 | ||
447 | /* | |
448 | * Fall through to CMYK code... | |
449 | */ | |
450 | ||
451 | case CUPS_CSPACE_RGBA : | |
a74454a7 | 452 | case CUPS_CSPACE_RGBW : |
ef416fc2 | 453 | case CUPS_CSPACE_CMYK : |
454 | case CUPS_CSPACE_YMCK : | |
455 | case CUPS_CSPACE_KCMY : | |
456 | case CUPS_CSPACE_GMCK : | |
457 | case CUPS_CSPACE_GMCS : | |
458 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
459 | h->cupsBitsPerPixel = h->cupsBitsPerColor * 4; | |
460 | else | |
461 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
462 | ||
463 | h->cupsNumColors = 4; | |
464 | break; | |
88f9aafc MS |
465 | |
466 | case CUPS_CSPACE_DEVICE1 : | |
467 | case CUPS_CSPACE_DEVICE2 : | |
468 | case CUPS_CSPACE_DEVICE3 : | |
469 | case CUPS_CSPACE_DEVICE4 : | |
470 | case CUPS_CSPACE_DEVICE5 : | |
471 | case CUPS_CSPACE_DEVICE6 : | |
472 | case CUPS_CSPACE_DEVICE7 : | |
473 | case CUPS_CSPACE_DEVICE8 : | |
474 | case CUPS_CSPACE_DEVICE9 : | |
475 | case CUPS_CSPACE_DEVICEA : | |
476 | case CUPS_CSPACE_DEVICEB : | |
477 | case CUPS_CSPACE_DEVICEC : | |
478 | case CUPS_CSPACE_DEVICED : | |
479 | case CUPS_CSPACE_DEVICEE : | |
480 | case CUPS_CSPACE_DEVICEF : | |
481 | h->cupsNumColors = h->cupsColorSpace - CUPS_CSPACE_DEVICE1 + 1; | |
482 | ||
483 | if (h->cupsColorOrder == CUPS_ORDER_CHUNKED) | |
484 | h->cupsBitsPerPixel = h->cupsBitsPerColor * h->cupsNumColors; | |
485 | else | |
486 | h->cupsBitsPerPixel = h->cupsBitsPerColor; | |
487 | break; | |
ef416fc2 | 488 | } |
489 | ||
490 | h->cupsBytesPerLine = (h->cupsBitsPerPixel * h->cupsWidth + 7) / 8; | |
491 | ||
492 | if (h->cupsColorOrder == CUPS_ORDER_BANDED) | |
493 | h->cupsBytesPerLine *= h->cupsNumColors; | |
494 | ||
495 | return (status); | |
496 | } | |
497 | ||
498 | ||
499 | /* | |
b86bc4cf | 500 | * '_cupsRasterExecPS()' - Execute PostScript code to initialize a page header. |
ef416fc2 | 501 | */ |
502 | ||
b86bc4cf | 503 | int /* O - 0 on success, -1 on error */ |
504 | _cupsRasterExecPS( | |
a74454a7 | 505 | cups_page_header2_t *h, /* O - Page header */ |
506 | int *preferred_bits,/* O - Preferred bits per color */ | |
b86bc4cf | 507 | const char *code) /* I - PS code to execute */ |
ef416fc2 | 508 | { |
b1564bae | 509 | int error = 0; /* Error condition? */ |
b86bc4cf | 510 | _cups_ps_stack_t *st; /* PostScript value stack */ |
511 | _cups_ps_obj_t *obj; /* Object from top of stack */ | |
512 | char *codecopy, /* Copy of code */ | |
513 | *codeptr; /* Pointer into copy of code */ | |
514 | ||
ef416fc2 | 515 | |
b86bc4cf | 516 | DEBUG_printf(("_cupsRasterExecPS(h=%p, preferred_bits=%p, code=\"%s\")\n", |
b1564bae | 517 | h, preferred_bits, code)); |
ef416fc2 | 518 | |
519 | /* | |
b86bc4cf | 520 | * Copy the PostScript code and create a stack... |
ef416fc2 | 521 | */ |
522 | ||
b86bc4cf | 523 | if ((codecopy = strdup(code)) == NULL) |
f7deaa1a | 524 | { |
525 | _cupsRasterAddError("Unable to duplicate code string.\n"); | |
b86bc4cf | 526 | return (-1); |
f7deaa1a | 527 | } |
b86bc4cf | 528 | |
529 | if ((st = new_stack()) == NULL) | |
530 | { | |
f7deaa1a | 531 | _cupsRasterAddError("Unable to create stack.\n"); |
b86bc4cf | 532 | free(codecopy); |
ef416fc2 | 533 | return (-1); |
b86bc4cf | 534 | } |
ef416fc2 | 535 | |
536 | /* | |
b86bc4cf | 537 | * Parse the PS string until we run out of data... |
ef416fc2 | 538 | */ |
539 | ||
b86bc4cf | 540 | codeptr = codecopy; |
541 | ||
542 | while ((obj = scan_ps(st, &codeptr)) != NULL) | |
ef416fc2 | 543 | { |
b86bc4cf | 544 | #ifdef DEBUG |
d9564ec7 MS |
545 | DEBUG_printf(("_cupsRasterExecPS: Stack (%d objects)", st->num_objs)); |
546 | DEBUG_object("_cupsRasterExecPS", obj); | |
b86bc4cf | 547 | #endif /* DEBUG */ |
548 | ||
549 | switch (obj->type) | |
550 | { | |
551 | default : | |
552 | /* Do nothing for regular values */ | |
553 | break; | |
554 | ||
555 | case CUPS_PS_CLEARTOMARK : | |
556 | pop_stack(st); | |
557 | ||
f7deaa1a | 558 | if (cleartomark_stack(st)) |
d9564ec7 | 559 | _cupsRasterAddError("cleartomark: Stack underflow.\n"); |
b86bc4cf | 560 | |
561 | #ifdef DEBUG | |
d9564ec7 MS |
562 | DEBUG_puts("1_cupsRasterExecPS: dup"); |
563 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 564 | #endif /* DEBUG */ |
565 | break; | |
566 | ||
567 | case CUPS_PS_COPY : | |
568 | pop_stack(st); | |
569 | if ((obj = pop_stack(st)) != NULL) | |
570 | { | |
571 | copy_stack(st, (int)obj->value.number); | |
572 | ||
573 | #ifdef DEBUG | |
ae71f5de | 574 | DEBUG_puts("_cupsRasterExecPS: copy"); |
d9564ec7 | 575 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 576 | #endif /* DEBUG */ |
577 | } | |
578 | break; | |
579 | ||
580 | case CUPS_PS_DUP : | |
581 | pop_stack(st); | |
582 | copy_stack(st, 1); | |
583 | ||
584 | #ifdef DEBUG | |
ae71f5de | 585 | DEBUG_puts("_cupsRasterExecPS: dup"); |
d9564ec7 | 586 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 587 | #endif /* DEBUG */ |
588 | break; | |
589 | ||
590 | case CUPS_PS_INDEX : | |
591 | pop_stack(st); | |
592 | if ((obj = pop_stack(st)) != NULL) | |
593 | { | |
594 | index_stack(st, (int)obj->value.number); | |
595 | ||
596 | #ifdef DEBUG | |
ae71f5de | 597 | DEBUG_puts("_cupsRasterExecPS: index"); |
d9564ec7 | 598 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 599 | #endif /* DEBUG */ |
600 | } | |
601 | break; | |
602 | ||
603 | case CUPS_PS_POP : | |
604 | pop_stack(st); | |
605 | pop_stack(st); | |
606 | ||
607 | #ifdef DEBUG | |
ae71f5de | 608 | DEBUG_puts("_cupsRasterExecPS: pop"); |
d9564ec7 | 609 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 610 | #endif /* DEBUG */ |
611 | break; | |
612 | ||
613 | case CUPS_PS_ROLL : | |
614 | pop_stack(st); | |
615 | if ((obj = pop_stack(st)) != NULL) | |
616 | { | |
617 | int c; /* Count */ | |
ef416fc2 | 618 | |
ef416fc2 | 619 | |
b86bc4cf | 620 | c = (int)obj->value.number; |
621 | ||
622 | if ((obj = pop_stack(st)) != NULL) | |
623 | { | |
624 | roll_stack(st, (int)obj->value.number, c); | |
625 | ||
626 | #ifdef DEBUG | |
ae71f5de | 627 | DEBUG_puts("_cupsRasterExecPS: roll"); |
d9564ec7 | 628 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 629 | #endif /* DEBUG */ |
630 | } | |
631 | } | |
632 | break; | |
633 | ||
634 | case CUPS_PS_SETPAGEDEVICE : | |
635 | pop_stack(st); | |
636 | setpagedevice(st, h, preferred_bits); | |
637 | ||
638 | #ifdef DEBUG | |
ae71f5de | 639 | DEBUG_puts("_cupsRasterExecPS: setpagedevice"); |
d9564ec7 | 640 | DEBUG_stack("_cupsRasterExecPS", st); |
b86bc4cf | 641 | #endif /* DEBUG */ |
642 | break; | |
643 | ||
644 | case CUPS_PS_START_PROC : | |
645 | case CUPS_PS_END_PROC : | |
646 | case CUPS_PS_STOPPED : | |
647 | pop_stack(st); | |
648 | break; | |
649 | ||
650 | case CUPS_PS_OTHER : | |
d9564ec7 | 651 | _cupsRasterAddError("Unknown operator \"%s\".\n", obj->value.other); |
b1564bae | 652 | error = 1; |
d9564ec7 | 653 | DEBUG_printf(("_cupsRasterExecPS: Unknown operator \"%s\".", obj->value.other)); |
b86bc4cf | 654 | break; |
655 | } | |
656 | ||
b1564bae | 657 | if (error) |
ef416fc2 | 658 | break; |
b86bc4cf | 659 | } |
660 | ||
661 | /* | |
662 | * Cleanup... | |
663 | */ | |
664 | ||
665 | free(codecopy); | |
666 | ||
667 | if (st->num_objs > 0) | |
668 | { | |
f7deaa1a | 669 | error_stack(st, "Stack not empty:"); |
670 | ||
b86bc4cf | 671 | #ifdef DEBUG |
d9564ec7 MS |
672 | DEBUG_puts("_cupsRasterExecPS: Stack not empty"); |
673 | DEBUG_stack("_cupsRasterExecPS", st); | |
b86bc4cf | 674 | #endif /* DEBUG */ |
ef416fc2 | 675 | |
b86bc4cf | 676 | delete_stack(st); |
677 | ||
678 | return (-1); | |
679 | } | |
680 | ||
681 | delete_stack(st); | |
682 | ||
683 | /* | |
684 | * Return success... | |
685 | */ | |
686 | ||
687 | return (0); | |
688 | } | |
689 | ||
690 | ||
691 | /* | |
692 | * 'cleartomark_stack()' - Clear to the last mark ([) on the stack. | |
693 | */ | |
694 | ||
695 | static int /* O - 0 on success, -1 on error */ | |
696 | cleartomark_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
697 | { | |
698 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
699 | ||
700 | ||
701 | while ((obj = pop_stack(st)) != NULL) | |
702 | if (obj->type == CUPS_PS_START_ARRAY) | |
703 | break; | |
704 | ||
705 | return (obj ? 0 : -1); | |
706 | } | |
707 | ||
708 | ||
709 | /* | |
710 | * 'copy_stack()' - Copy the top N stack objects. | |
711 | */ | |
712 | ||
713 | static int /* O - 0 on success, -1 on error */ | |
714 | copy_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
715 | int c) /* I - Number of objects to copy */ | |
716 | { | |
717 | int n; /* Index */ | |
718 | ||
719 | ||
720 | if (c < 0) | |
721 | return (-1); | |
722 | else if (c == 0) | |
723 | return (0); | |
724 | ||
725 | if ((n = st->num_objs - c) < 0) | |
726 | return (-1); | |
727 | ||
728 | while (c > 0) | |
729 | { | |
730 | if (!push_stack(st, st->objs + n)) | |
731 | return (-1); | |
732 | ||
733 | n ++; | |
734 | c --; | |
735 | } | |
736 | ||
737 | return (0); | |
738 | } | |
739 | ||
740 | ||
741 | /* | |
742 | * 'delete_stack()' - Free memory used by a stack. | |
743 | */ | |
744 | ||
745 | static void | |
746 | delete_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
747 | { | |
748 | free(st->objs); | |
749 | free(st); | |
750 | } | |
751 | ||
752 | ||
f7deaa1a | 753 | /* |
754 | * 'error_object()' - Add an object's value to the current error message. | |
755 | */ | |
756 | ||
757 | static void | |
758 | error_object(_cups_ps_obj_t *obj) /* I - Object to add */ | |
759 | { | |
760 | switch (obj->type) | |
761 | { | |
762 | case CUPS_PS_NAME : | |
763 | _cupsRasterAddError(" /%s", obj->value.name); | |
764 | break; | |
765 | ||
766 | case CUPS_PS_NUMBER : | |
767 | _cupsRasterAddError(" %g", obj->value.number); | |
768 | break; | |
769 | ||
770 | case CUPS_PS_STRING : | |
771 | _cupsRasterAddError(" (%s)", obj->value.string); | |
772 | break; | |
773 | ||
774 | case CUPS_PS_BOOLEAN : | |
775 | if (obj->value.boolean) | |
776 | _cupsRasterAddError(" true"); | |
777 | else | |
778 | _cupsRasterAddError(" false"); | |
779 | break; | |
780 | ||
781 | case CUPS_PS_NULL : | |
782 | _cupsRasterAddError(" null"); | |
783 | break; | |
784 | ||
785 | case CUPS_PS_START_ARRAY : | |
786 | _cupsRasterAddError(" ["); | |
787 | break; | |
788 | ||
789 | case CUPS_PS_END_ARRAY : | |
790 | _cupsRasterAddError(" ]"); | |
791 | break; | |
792 | ||
793 | case CUPS_PS_START_DICT : | |
794 | _cupsRasterAddError(" <<"); | |
795 | break; | |
796 | ||
797 | case CUPS_PS_END_DICT : | |
798 | _cupsRasterAddError(" >>"); | |
799 | break; | |
800 | ||
801 | case CUPS_PS_START_PROC : | |
802 | _cupsRasterAddError(" {"); | |
803 | break; | |
804 | ||
805 | case CUPS_PS_END_PROC : | |
806 | _cupsRasterAddError(" }"); | |
807 | break; | |
808 | ||
809 | case CUPS_PS_COPY : | |
810 | _cupsRasterAddError(" --copy--"); | |
811 | break; | |
812 | ||
813 | case CUPS_PS_CLEARTOMARK : | |
814 | _cupsRasterAddError(" --cleartomark--"); | |
815 | break; | |
816 | ||
817 | case CUPS_PS_DUP : | |
818 | _cupsRasterAddError(" --dup--"); | |
819 | break; | |
820 | ||
821 | case CUPS_PS_INDEX : | |
822 | _cupsRasterAddError(" --index--"); | |
823 | break; | |
824 | ||
825 | case CUPS_PS_POP : | |
826 | _cupsRasterAddError(" --pop--"); | |
827 | break; | |
828 | ||
829 | case CUPS_PS_ROLL : | |
830 | _cupsRasterAddError(" --roll--"); | |
831 | break; | |
832 | ||
833 | case CUPS_PS_SETPAGEDEVICE : | |
834 | _cupsRasterAddError(" --setpagedevice--"); | |
835 | break; | |
836 | ||
837 | case CUPS_PS_STOPPED : | |
838 | _cupsRasterAddError(" --stopped--"); | |
839 | break; | |
840 | ||
841 | case CUPS_PS_OTHER : | |
842 | _cupsRasterAddError(" --%s--", obj->value.other); | |
843 | break; | |
844 | } | |
845 | } | |
846 | ||
847 | ||
848 | /* | |
849 | * 'error_stack()' - Add a stack to the current error message... | |
850 | */ | |
851 | ||
852 | static void | |
853 | error_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
854 | const char *title) /* I - Title string */ | |
855 | { | |
856 | int c; /* Looping var */ | |
857 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
858 | ||
859 | ||
85dda01c | 860 | _cupsRasterAddError("%s", title); |
f7deaa1a | 861 | |
862 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
863 | error_object(obj); | |
864 | ||
865 | _cupsRasterAddError("\n"); | |
866 | } | |
867 | ||
868 | ||
b86bc4cf | 869 | /* |
870 | * 'index_stack()' - Copy the Nth value on the stack. | |
871 | */ | |
872 | ||
873 | static _cups_ps_obj_t * /* O - New object */ | |
874 | index_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
875 | int n) /* I - Object index */ | |
876 | { | |
877 | if (n < 0 || (n = st->num_objs - n - 1) < 0) | |
878 | return (NULL); | |
879 | ||
880 | return (push_stack(st, st->objs + n)); | |
881 | } | |
882 | ||
883 | ||
884 | /* | |
885 | * 'new_stack()' - Create a new stack. | |
886 | */ | |
887 | ||
888 | static _cups_ps_stack_t * /* O - New stack */ | |
889 | new_stack(void) | |
890 | { | |
891 | _cups_ps_stack_t *st; /* New stack */ | |
892 | ||
893 | ||
894 | if ((st = calloc(1, sizeof(_cups_ps_stack_t))) == NULL) | |
895 | return (NULL); | |
896 | ||
897 | st->alloc_objs = 32; | |
898 | ||
899 | if ((st->objs = calloc(32, sizeof(_cups_ps_obj_t))) == NULL) | |
900 | { | |
901 | free(st); | |
902 | return (NULL); | |
903 | } | |
904 | else | |
905 | return (st); | |
906 | } | |
907 | ||
908 | ||
909 | /* | |
910 | * 'pop_stock()' - Pop the top object off the stack. | |
911 | */ | |
912 | ||
913 | static _cups_ps_obj_t * /* O - Object */ | |
914 | pop_stack(_cups_ps_stack_t *st) /* I - Stack */ | |
915 | { | |
916 | if (st->num_objs > 0) | |
917 | { | |
918 | st->num_objs --; | |
919 | ||
920 | return (st->objs + st->num_objs); | |
921 | } | |
922 | else | |
923 | return (NULL); | |
924 | } | |
925 | ||
926 | ||
927 | /* | |
928 | * 'push_stack()' - Push an object on the stack. | |
929 | */ | |
930 | ||
931 | static _cups_ps_obj_t * /* O - New object */ | |
932 | push_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
933 | _cups_ps_obj_t *obj) /* I - Object */ | |
934 | { | |
935 | _cups_ps_obj_t *temp; /* New object */ | |
936 | ||
937 | ||
938 | if (st->num_objs >= st->alloc_objs) | |
939 | { | |
940 | ||
941 | ||
942 | st->alloc_objs += 32; | |
943 | ||
7e86f2f6 | 944 | if ((temp = realloc(st->objs, (size_t)st->alloc_objs * |
b86bc4cf | 945 | sizeof(_cups_ps_obj_t))) == NULL) |
946 | return (NULL); | |
947 | ||
948 | st->objs = temp; | |
949 | memset(temp + st->num_objs, 0, 32 * sizeof(_cups_ps_obj_t)); | |
950 | } | |
951 | ||
952 | temp = st->objs + st->num_objs; | |
953 | st->num_objs ++; | |
954 | ||
955 | memcpy(temp, obj, sizeof(_cups_ps_obj_t)); | |
956 | ||
957 | return (temp); | |
958 | } | |
959 | ||
960 | ||
961 | /* | |
962 | * 'roll_stack()' - Rotate stack objects. | |
963 | */ | |
964 | ||
965 | static int /* O - 0 on success, -1 on error */ | |
966 | roll_stack(_cups_ps_stack_t *st, /* I - Stack */ | |
967 | int c, /* I - Number of objects */ | |
968 | int s) /* I - Amount to shift */ | |
969 | { | |
970 | _cups_ps_obj_t *temp; /* Temporary array of objects */ | |
971 | int n; /* Index into array */ | |
972 | ||
973 | ||
d9564ec7 | 974 | DEBUG_printf(("3roll_stack(st=%p, s=%d, c=%d)", st, s, c)); |
b86bc4cf | 975 | |
976 | /* | |
977 | * Range check input... | |
978 | */ | |
979 | ||
980 | if (c < 0) | |
981 | return (-1); | |
982 | else if (c == 0) | |
983 | return (0); | |
984 | ||
985 | if ((n = st->num_objs - c) < 0) | |
986 | return (-1); | |
987 | ||
988 | s %= c; | |
989 | ||
990 | if (s == 0) | |
991 | return (0); | |
992 | ||
993 | /* | |
994 | * Copy N objects and move things around... | |
995 | */ | |
996 | ||
997 | if (s < 0) | |
998 | { | |
ef416fc2 | 999 | /* |
b86bc4cf | 1000 | * Shift down... |
ef416fc2 | 1001 | */ |
1002 | ||
b86bc4cf | 1003 | s = -s; |
ef416fc2 | 1004 | |
7e86f2f6 | 1005 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1006 | return (-1); |
ef416fc2 | 1007 | |
7e86f2f6 MS |
1008 | memcpy(temp, st->objs + n, (size_t)s * sizeof(_cups_ps_obj_t)); |
1009 | memmove(st->objs + n, st->objs + n + s, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1010 | memcpy(st->objs + n + c - s, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1011 | } |
1012 | else | |
1013 | { | |
ef416fc2 | 1014 | /* |
b86bc4cf | 1015 | * Shift up... |
ef416fc2 | 1016 | */ |
1017 | ||
7e86f2f6 | 1018 | if ((temp = calloc((size_t)s, sizeof(_cups_ps_obj_t))) == NULL) |
b86bc4cf | 1019 | return (-1); |
ef416fc2 | 1020 | |
7e86f2f6 MS |
1021 | memcpy(temp, st->objs + n + c - s, (size_t)s * sizeof(_cups_ps_obj_t)); |
1022 | memmove(st->objs + n + s, st->objs + n, (size_t)(c - s) * sizeof(_cups_ps_obj_t)); | |
1023 | memcpy(st->objs + n, temp, (size_t)s * sizeof(_cups_ps_obj_t)); | |
b86bc4cf | 1024 | } |
ef416fc2 | 1025 | |
b86bc4cf | 1026 | free(temp); |
1027 | ||
1028 | return (0); | |
1029 | } | |
ef416fc2 | 1030 | |
ef416fc2 | 1031 | |
b86bc4cf | 1032 | /* |
1033 | * 'scan_ps()' - Scan a string for the next PS object. | |
1034 | */ | |
1035 | ||
1036 | static _cups_ps_obj_t * /* O - New object or NULL on EOF */ | |
1037 | scan_ps(_cups_ps_stack_t *st, /* I - Stack */ | |
1038 | char **ptr) /* IO - String pointer */ | |
1039 | { | |
1040 | _cups_ps_obj_t obj; /* Current object */ | |
1041 | char *start, /* Start of object */ | |
1042 | *cur, /* Current position */ | |
1043 | *valptr, /* Pointer into value string */ | |
1044 | *valend; /* End of value string */ | |
1045 | int parens; /* Parenthesis nesting level */ | |
ef416fc2 | 1046 | |
ef416fc2 | 1047 | |
b86bc4cf | 1048 | /* |
1049 | * Skip leading whitespace... | |
1050 | */ | |
1051 | ||
1052 | for (cur = *ptr; *cur; cur ++) | |
1053 | { | |
1054 | if (*cur == '%') | |
ef416fc2 | 1055 | { |
1056 | /* | |
b86bc4cf | 1057 | * Comment, skip to end of line... |
ef416fc2 | 1058 | */ |
1059 | ||
b86bc4cf | 1060 | for (cur ++; *cur && *cur != '\n' && *cur != '\r'; cur ++); |
b0f6947b MS |
1061 | |
1062 | if (!*cur) | |
1063 | cur --; | |
b86bc4cf | 1064 | } |
1065 | else if (!isspace(*cur & 255)) | |
1066 | break; | |
1067 | } | |
ef416fc2 | 1068 | |
b86bc4cf | 1069 | if (!*cur) |
1070 | { | |
1071 | *ptr = NULL; | |
ef416fc2 | 1072 | |
b86bc4cf | 1073 | return (NULL); |
1074 | } | |
ef416fc2 | 1075 | |
b86bc4cf | 1076 | /* |
1077 | * See what we have... | |
1078 | */ | |
ef416fc2 | 1079 | |
b86bc4cf | 1080 | memset(&obj, 0, sizeof(obj)); |
ef416fc2 | 1081 | |
b86bc4cf | 1082 | switch (*cur) |
1083 | { | |
1084 | case '(' : /* (string) */ | |
1085 | obj.type = CUPS_PS_STRING; | |
1086 | start = cur; | |
1087 | ||
1088 | for (cur ++, parens = 1, valptr = obj.value.string, | |
1089 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1090 | *cur; | |
1091 | cur ++) | |
1092 | { | |
1093 | if (*cur == ')' && parens == 1) | |
1094 | break; | |
1095 | ||
1096 | if (*cur == '(') | |
1097 | parens ++; | |
1098 | else if (*cur == ')') | |
1099 | parens --; | |
1100 | ||
1101 | if (valptr >= valend) | |
1102 | { | |
1103 | *ptr = start; | |
1104 | ||
1105 | return (NULL); | |
1106 | } | |
1107 | ||
1108 | if (*cur == '\\') | |
1109 | { | |
1110 | /* | |
1111 | * Decode escaped character... | |
1112 | */ | |
1113 | ||
1114 | cur ++; | |
1115 | ||
1116 | if (*cur == 'b') | |
1117 | *valptr++ = '\b'; | |
1118 | else if (*cur == 'f') | |
1119 | *valptr++ = '\f'; | |
1120 | else if (*cur == 'n') | |
1121 | *valptr++ = '\n'; | |
1122 | else if (*cur == 'r') | |
1123 | *valptr++ = '\r'; | |
1124 | else if (*cur == 't') | |
1125 | *valptr++ = '\t'; | |
1126 | else if (*cur >= '0' && *cur <= '7') | |
1127 | { | |
1128 | int ch = *cur - '0'; | |
1129 | ||
1130 | if (cur[1] >= '0' && cur[1] <= '7') | |
1131 | { | |
1132 | cur ++; | |
1133 | ch = (ch << 3) + *cur - '0'; | |
1134 | } | |
1135 | ||
1136 | if (cur[1] >= '0' && cur[1] <= '7') | |
1137 | { | |
1138 | cur ++; | |
1139 | ch = (ch << 3) + *cur - '0'; | |
1140 | } | |
1141 | ||
7e86f2f6 | 1142 | *valptr++ = (char)ch; |
b86bc4cf | 1143 | } |
1144 | else if (*cur == '\r') | |
1145 | { | |
1146 | if (cur[1] == '\n') | |
1147 | cur ++; | |
1148 | } | |
1149 | else if (*cur != '\n') | |
1150 | *valptr++ = *cur; | |
1151 | } | |
1152 | else | |
1153 | *valptr++ = *cur; | |
1154 | } | |
1155 | ||
1156 | if (*cur != ')') | |
1157 | { | |
1158 | *ptr = start; | |
1159 | ||
1160 | return (NULL); | |
1161 | } | |
1162 | ||
1163 | cur ++; | |
1164 | break; | |
1165 | ||
1166 | case '[' : /* Start array */ | |
1167 | obj.type = CUPS_PS_START_ARRAY; | |
1168 | cur ++; | |
1169 | break; | |
1170 | ||
1171 | case ']' : /* End array */ | |
1172 | obj.type = CUPS_PS_END_ARRAY; | |
1173 | cur ++; | |
1174 | break; | |
1175 | ||
1176 | case '<' : /* Start dictionary or hex string */ | |
1177 | if (cur[1] == '<') | |
1178 | { | |
1179 | obj.type = CUPS_PS_START_DICT; | |
1180 | cur += 2; | |
1181 | } | |
ef416fc2 | 1182 | else |
b86bc4cf | 1183 | { |
1184 | obj.type = CUPS_PS_STRING; | |
1185 | start = cur; | |
1186 | ||
1187 | for (cur ++, valptr = obj.value.string, | |
1188 | valend = obj.value.string + sizeof(obj.value.string) - 1; | |
1189 | *cur; | |
1190 | cur ++) | |
1191 | { | |
1192 | int ch; /* Current character */ | |
1193 | ||
1194 | ||
1195 | ||
1196 | if (*cur == '>') | |
1197 | break; | |
1198 | else if (valptr >= valend || !isxdigit(*cur & 255)) | |
1199 | { | |
1200 | *ptr = start; | |
1201 | return (NULL); | |
1202 | } | |
1203 | ||
1204 | if (*cur >= '0' && *cur <= '9') | |
1205 | ch = (*cur - '0') << 4; | |
1206 | else | |
1207 | ch = (tolower(*cur) - 'a' + 10) << 4; | |
1208 | ||
1209 | if (isxdigit(cur[1] & 255)) | |
1210 | { | |
1211 | cur ++; | |
1212 | ||
1213 | if (*cur >= '0' && *cur <= '9') | |
1214 | ch |= *cur - '0'; | |
1215 | else | |
1216 | ch |= tolower(*cur) - 'a' + 10; | |
1217 | } | |
1218 | ||
7e86f2f6 | 1219 | *valptr++ = (char)ch; |
b86bc4cf | 1220 | } |
1221 | ||
1222 | if (*cur != '>') | |
1223 | { | |
1224 | *ptr = start; | |
1225 | return (NULL); | |
1226 | } | |
1227 | ||
1228 | cur ++; | |
1229 | } | |
1230 | break; | |
ef416fc2 | 1231 | |
b86bc4cf | 1232 | case '>' : /* End dictionary? */ |
1233 | if (cur[1] == '>') | |
1234 | { | |
1235 | obj.type = CUPS_PS_END_DICT; | |
1236 | cur += 2; | |
1237 | } | |
1238 | else | |
1239 | { | |
1240 | obj.type = CUPS_PS_OTHER; | |
1241 | obj.value.other[0] = *cur; | |
1242 | ||
1243 | cur ++; | |
1244 | } | |
1245 | break; | |
1246 | ||
1247 | case '{' : /* Start procedure */ | |
1248 | obj.type = CUPS_PS_START_PROC; | |
1249 | cur ++; | |
1250 | break; | |
1251 | ||
1252 | case '}' : /* End procedure */ | |
1253 | obj.type = CUPS_PS_END_PROC; | |
1254 | cur ++; | |
1255 | break; | |
1256 | ||
1257 | case '-' : /* Possible number */ | |
1258 | case '+' : | |
1259 | if (!isdigit(cur[1] & 255) && cur[1] != '.') | |
1260 | { | |
1261 | obj.type = CUPS_PS_OTHER; | |
1262 | obj.value.other[0] = *cur; | |
1263 | ||
1264 | cur ++; | |
1265 | break; | |
1266 | } | |
1267 | ||
1268 | case '0' : /* Number */ | |
1269 | case '1' : | |
1270 | case '2' : | |
1271 | case '3' : | |
1272 | case '4' : | |
1273 | case '5' : | |
1274 | case '6' : | |
1275 | case '7' : | |
1276 | case '8' : | |
1277 | case '9' : | |
1278 | case '.' : | |
1279 | obj.type = CUPS_PS_NUMBER; | |
1280 | ||
1281 | start = cur; | |
1282 | for (cur ++; *cur; cur ++) | |
1283 | if (!isdigit(*cur & 255)) | |
1284 | break; | |
1285 | ||
1286 | if (*cur == '#') | |
1287 | { | |
1288 | /* | |
1289 | * Integer with radix... | |
1290 | */ | |
1291 | ||
1292 | obj.value.number = strtol(cur + 1, &cur, atoi(start)); | |
1293 | break; | |
1294 | } | |
1295 | else if (strchr(".Ee()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1296 | { | |
1297 | /* | |
1298 | * Integer or real number... | |
1299 | */ | |
ef416fc2 | 1300 | |
b86bc4cf | 1301 | obj.value.number = _cupsStrScand(start, &cur, localeconv()); |
1302 | break; | |
1303 | } | |
1304 | else | |
1305 | cur = start; | |
ef416fc2 | 1306 | |
b86bc4cf | 1307 | default : /* Operator/variable name */ |
1308 | start = cur; | |
1309 | ||
1310 | if (*cur == '/') | |
1311 | { | |
1312 | obj.type = CUPS_PS_NAME; | |
1313 | valptr = obj.value.name; | |
1314 | valend = obj.value.name + sizeof(obj.value.name) - 1; | |
1315 | cur ++; | |
1316 | } | |
ef416fc2 | 1317 | else |
b86bc4cf | 1318 | { |
1319 | obj.type = CUPS_PS_OTHER; | |
1320 | valptr = obj.value.other; | |
1321 | valend = obj.value.other + sizeof(obj.value.other) - 1; | |
1322 | } | |
ef416fc2 | 1323 | |
b86bc4cf | 1324 | while (*cur) |
1325 | { | |
1326 | if (strchr("()<>[]{}/%", *cur) || isspace(*cur & 255)) | |
1327 | break; | |
1328 | else if (valptr < valend) | |
1329 | *valptr++ = *cur++; | |
1330 | else | |
1331 | { | |
1332 | *ptr = start; | |
1333 | return (NULL); | |
1334 | } | |
1335 | } | |
1336 | ||
1337 | if (obj.type == CUPS_PS_OTHER) | |
1338 | { | |
1339 | if (!strcmp(obj.value.other, "true")) | |
1340 | { | |
1341 | obj.type = CUPS_PS_BOOLEAN; | |
1342 | obj.value.boolean = 1; | |
1343 | } | |
1344 | else if (!strcmp(obj.value.other, "false")) | |
1345 | { | |
1346 | obj.type = CUPS_PS_BOOLEAN; | |
1347 | obj.value.boolean = 0; | |
1348 | } | |
1349 | else if (!strcmp(obj.value.other, "null")) | |
1350 | obj.type = CUPS_PS_NULL; | |
1351 | else if (!strcmp(obj.value.other, "cleartomark")) | |
1352 | obj.type = CUPS_PS_CLEARTOMARK; | |
1353 | else if (!strcmp(obj.value.other, "copy")) | |
1354 | obj.type = CUPS_PS_COPY; | |
1355 | else if (!strcmp(obj.value.other, "dup")) | |
1356 | obj.type = CUPS_PS_DUP; | |
1357 | else if (!strcmp(obj.value.other, "index")) | |
1358 | obj.type = CUPS_PS_INDEX; | |
1359 | else if (!strcmp(obj.value.other, "pop")) | |
1360 | obj.type = CUPS_PS_POP; | |
1361 | else if (!strcmp(obj.value.other, "roll")) | |
1362 | obj.type = CUPS_PS_ROLL; | |
1363 | else if (!strcmp(obj.value.other, "setpagedevice")) | |
1364 | obj.type = CUPS_PS_SETPAGEDEVICE; | |
1365 | else if (!strcmp(obj.value.other, "stopped")) | |
1366 | obj.type = CUPS_PS_STOPPED; | |
1367 | } | |
1368 | break; | |
1369 | } | |
1370 | ||
1371 | /* | |
1372 | * Save the current position in the string and return the new object... | |
1373 | */ | |
1374 | ||
1375 | *ptr = cur; | |
1376 | ||
1377 | return (push_stack(st, &obj)); | |
1378 | } | |
1379 | ||
1380 | ||
1381 | /* | |
1382 | * 'setpagedevice()' - Simulate the PostScript setpagedevice operator. | |
1383 | */ | |
1384 | ||
1385 | static int /* O - 0 on success, -1 on error */ | |
1386 | setpagedevice( | |
1387 | _cups_ps_stack_t *st, /* I - Stack */ | |
1388 | cups_page_header2_t *h, /* O - Page header */ | |
1389 | int *preferred_bits)/* O - Preferred bits per color */ | |
1390 | { | |
1391 | int i; /* Index into array */ | |
1392 | _cups_ps_obj_t *obj, /* Current object */ | |
1393 | *end; /* End of dictionary */ | |
1394 | const char *name; /* Attribute name */ | |
1395 | ||
1396 | ||
1397 | /* | |
1398 | * Make sure we have a dictionary on the stack... | |
1399 | */ | |
1400 | ||
1401 | if (st->num_objs == 0) | |
1402 | return (-1); | |
1403 | ||
1404 | obj = end = st->objs + st->num_objs - 1; | |
1405 | ||
1406 | if (obj->type != CUPS_PS_END_DICT) | |
1407 | return (-1); | |
1408 | ||
1409 | obj --; | |
1410 | ||
1411 | while (obj > st->objs) | |
1412 | { | |
1413 | if (obj->type == CUPS_PS_START_DICT) | |
1414 | break; | |
1415 | ||
1416 | obj --; | |
1417 | } | |
1418 | ||
1419 | if (obj < st->objs) | |
1420 | return (-1); | |
ef416fc2 | 1421 | |
b86bc4cf | 1422 | /* |
1423 | * Found the start of the dictionary, empty the stack to this point... | |
1424 | */ | |
1425 | ||
a2326b5b | 1426 | st->num_objs = (int)(obj - st->objs); |
b86bc4cf | 1427 | |
1428 | /* | |
1429 | * Now pull /name and value pairs from the dictionary... | |
1430 | */ | |
1431 | ||
d9564ec7 | 1432 | DEBUG_puts("3setpagedevice: Dictionary:"); |
b86bc4cf | 1433 | |
1434 | for (obj ++; obj < end; obj ++) | |
1435 | { | |
ef416fc2 | 1436 | /* |
b86bc4cf | 1437 | * Grab the name... |
ef416fc2 | 1438 | */ |
1439 | ||
b86bc4cf | 1440 | if (obj->type != CUPS_PS_NAME) |
1441 | return (-1); | |
1442 | ||
1443 | name = obj->value.name; | |
1444 | obj ++; | |
1445 | ||
1446 | #ifdef DEBUG | |
d9564ec7 MS |
1447 | DEBUG_printf(("4setpagedevice: /%s ", name)); |
1448 | DEBUG_object("setpagedevice", obj); | |
b86bc4cf | 1449 | #endif /* DEBUG */ |
1450 | ||
1451 | /* | |
1452 | * Then grab the value... | |
1453 | */ | |
1454 | ||
1455 | if (!strcmp(name, "MediaClass") && obj->type == CUPS_PS_STRING) | |
1456 | strlcpy(h->MediaClass, obj->value.string, sizeof(h->MediaClass)); | |
1457 | else if (!strcmp(name, "MediaColor") && obj->type == CUPS_PS_STRING) | |
1458 | strlcpy(h->MediaColor, obj->value.string, sizeof(h->MediaColor)); | |
1459 | else if (!strcmp(name, "MediaType") && obj->type == CUPS_PS_STRING) | |
1460 | strlcpy(h->MediaType, obj->value.string, sizeof(h->MediaType)); | |
1461 | else if (!strcmp(name, "OutputType") && obj->type == CUPS_PS_STRING) | |
1462 | strlcpy(h->OutputType, obj->value.string, sizeof(h->OutputType)); | |
1463 | else if (!strcmp(name, "AdvanceDistance") && obj->type == CUPS_PS_NUMBER) | |
1464 | h->AdvanceDistance = (unsigned)obj->value.number; | |
1465 | else if (!strcmp(name, "AdvanceMedia") && obj->type == CUPS_PS_NUMBER) | |
1466 | h->AdvanceMedia = (unsigned)obj->value.number; | |
1467 | else if (!strcmp(name, "Collate") && obj->type == CUPS_PS_BOOLEAN) | |
1468 | h->Collate = (unsigned)obj->value.boolean; | |
1469 | else if (!strcmp(name, "CutMedia") && obj->type == CUPS_PS_NUMBER) | |
1470 | h->CutMedia = (cups_cut_t)(unsigned)obj->value.number; | |
1471 | else if (!strcmp(name, "Duplex") && obj->type == CUPS_PS_BOOLEAN) | |
1472 | h->Duplex = (unsigned)obj->value.boolean; | |
1473 | else if (!strcmp(name, "HWResolution") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1474 | { |
b86bc4cf | 1475 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1476 | obj[3].type == CUPS_PS_END_ARRAY) | |
1477 | { | |
1478 | h->HWResolution[0] = (unsigned)obj[1].value.number; | |
1479 | h->HWResolution[1] = (unsigned)obj[2].value.number; | |
1480 | obj += 3; | |
1481 | } | |
1482 | else | |
ef416fc2 | 1483 | return (-1); |
1484 | } | |
b86bc4cf | 1485 | else if (!strcmp(name, "InsertSheet") && obj->type == CUPS_PS_BOOLEAN) |
1486 | h->InsertSheet = (unsigned)obj->value.boolean; | |
1487 | else if (!strcmp(name, "Jog") && obj->type == CUPS_PS_NUMBER) | |
1488 | h->Jog = (unsigned)obj->value.number; | |
1489 | else if (!strcmp(name, "LeadingEdge") && obj->type == CUPS_PS_NUMBER) | |
1490 | h->LeadingEdge = (unsigned)obj->value.number; | |
1491 | else if (!strcmp(name, "ManualFeed") && obj->type == CUPS_PS_BOOLEAN) | |
1492 | h->ManualFeed = (unsigned)obj->value.boolean; | |
09a101d6 | 1493 | else if ((!strcmp(name, "cupsMediaPosition") || |
b86bc4cf | 1494 | !strcmp(name, "MediaPosition")) && obj->type == CUPS_PS_NUMBER) |
09a101d6 | 1495 | { |
1496 | /* | |
1497 | * cupsMediaPosition is supported for backwards compatibility only. | |
1498 | * We added it back in the Ghostscript 5.50 days to work around a | |
1499 | * bug in Ghostscript WRT handling of MediaPosition and setpagedevice. | |
1500 | * | |
1501 | * All new development should set MediaPosition... | |
1502 | */ | |
1503 | ||
b86bc4cf | 1504 | h->MediaPosition = (unsigned)obj->value.number; |
09a101d6 | 1505 | } |
b86bc4cf | 1506 | else if (!strcmp(name, "MediaWeight") && obj->type == CUPS_PS_NUMBER) |
1507 | h->MediaWeight = (unsigned)obj->value.number; | |
1508 | else if (!strcmp(name, "MirrorPrint") && obj->type == CUPS_PS_BOOLEAN) | |
1509 | h->MirrorPrint = (unsigned)obj->value.boolean; | |
1510 | else if (!strcmp(name, "NegativePrint") && obj->type == CUPS_PS_BOOLEAN) | |
1511 | h->NegativePrint = (unsigned)obj->value.boolean; | |
1512 | else if (!strcmp(name, "NumCopies") && obj->type == CUPS_PS_NUMBER) | |
1513 | h->NumCopies = (unsigned)obj->value.number; | |
1514 | else if (!strcmp(name, "Orientation") && obj->type == CUPS_PS_NUMBER) | |
1515 | h->Orientation = (unsigned)obj->value.number; | |
1516 | else if (!strcmp(name, "OutputFaceUp") && obj->type == CUPS_PS_BOOLEAN) | |
1517 | h->OutputFaceUp = (unsigned)obj->value.boolean; | |
1518 | else if (!strcmp(name, "PageSize") && obj->type == CUPS_PS_START_ARRAY) | |
ef416fc2 | 1519 | { |
b86bc4cf | 1520 | if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER && |
1521 | obj[3].type == CUPS_PS_END_ARRAY) | |
1522 | { | |
c8fef167 MS |
1523 | h->cupsPageSize[0] = (float)obj[1].value.number; |
1524 | h->cupsPageSize[1] = (float)obj[2].value.number; | |
b86bc4cf | 1525 | |
1526 | h->PageSize[0] = (unsigned)obj[1].value.number; | |
1527 | h->PageSize[1] = (unsigned)obj[2].value.number; | |
1528 | ||
1529 | obj += 3; | |
1530 | } | |
1531 | else | |
fa73b229 | 1532 | return (-1); |
ef416fc2 | 1533 | } |
b86bc4cf | 1534 | else if (!strcmp(name, "Separations") && obj->type == CUPS_PS_BOOLEAN) |
1535 | h->Separations = (unsigned)obj->value.boolean; | |
1536 | else if (!strcmp(name, "TraySwitch") && obj->type == CUPS_PS_BOOLEAN) | |
1537 | h->TraySwitch = (unsigned)obj->value.boolean; | |
1538 | else if (!strcmp(name, "Tumble") && obj->type == CUPS_PS_BOOLEAN) | |
1539 | h->Tumble = (unsigned)obj->value.boolean; | |
1540 | else if (!strcmp(name, "cupsMediaType") && obj->type == CUPS_PS_NUMBER) | |
1541 | h->cupsMediaType = (unsigned)obj->value.number; | |
1542 | else if (!strcmp(name, "cupsBitsPerColor") && obj->type == CUPS_PS_NUMBER) | |
1543 | h->cupsBitsPerColor = (unsigned)obj->value.number; | |
1544 | else if (!strcmp(name, "cupsPreferredBitsPerColor") && | |
1545 | obj->type == CUPS_PS_NUMBER) | |
1546 | *preferred_bits = (int)obj->value.number; | |
1547 | else if (!strcmp(name, "cupsColorOrder") && obj->type == CUPS_PS_NUMBER) | |
1548 | h->cupsColorOrder = (cups_order_t)(unsigned)obj->value.number; | |
1549 | else if (!strcmp(name, "cupsColorSpace") && obj->type == CUPS_PS_NUMBER) | |
1550 | h->cupsColorSpace = (cups_cspace_t)(unsigned)obj->value.number; | |
1551 | else if (!strcmp(name, "cupsCompression") && obj->type == CUPS_PS_NUMBER) | |
1552 | h->cupsCompression = (unsigned)obj->value.number; | |
1553 | else if (!strcmp(name, "cupsRowCount") && obj->type == CUPS_PS_NUMBER) | |
1554 | h->cupsRowCount = (unsigned)obj->value.number; | |
1555 | else if (!strcmp(name, "cupsRowFeed") && obj->type == CUPS_PS_NUMBER) | |
1556 | h->cupsRowFeed = (unsigned)obj->value.number; | |
1557 | else if (!strcmp(name, "cupsRowStep") && obj->type == CUPS_PS_NUMBER) | |
1558 | h->cupsRowStep = (unsigned)obj->value.number; | |
923edb68 | 1559 | else if (!strcmp(name, "cupsBorderlessScalingFactor") && |
b86bc4cf | 1560 | obj->type == CUPS_PS_NUMBER) |
c8fef167 | 1561 | h->cupsBorderlessScalingFactor = (float)obj->value.number; |
b86bc4cf | 1562 | else if (!strncmp(name, "cupsInteger", 11) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1563 | { |
b86bc4cf | 1564 | if ((i = atoi(name + 11)) < 0 || i > 15) |
ef416fc2 | 1565 | return (-1); |
1566 | ||
b86bc4cf | 1567 | h->cupsInteger[i] = (unsigned)obj->value.number; |
ef416fc2 | 1568 | } |
b86bc4cf | 1569 | else if (!strncmp(name, "cupsReal", 8) && obj->type == CUPS_PS_NUMBER) |
ef416fc2 | 1570 | { |
b86bc4cf | 1571 | if ((i = atoi(name + 8)) < 0 || i > 15) |
ef416fc2 | 1572 | return (-1); |
1573 | ||
c8fef167 | 1574 | h->cupsReal[i] = (float)obj->value.number; |
ef416fc2 | 1575 | } |
b86bc4cf | 1576 | else if (!strncmp(name, "cupsString", 10) && obj->type == CUPS_PS_STRING) |
ef416fc2 | 1577 | { |
b86bc4cf | 1578 | if ((i = atoi(name + 10)) < 0 || i > 15) |
ef416fc2 | 1579 | return (-1); |
1580 | ||
b86bc4cf | 1581 | strlcpy(h->cupsString[i], obj->value.string, sizeof(h->cupsString[i])); |
ef416fc2 | 1582 | } |
b86bc4cf | 1583 | else if (!strcmp(name, "cupsMarkerType") && obj->type == CUPS_PS_STRING) |
1584 | strlcpy(h->cupsMarkerType, obj->value.string, sizeof(h->cupsMarkerType)); | |
1585 | else if (!strcmp(name, "cupsPageSizeName") && obj->type == CUPS_PS_STRING) | |
1586 | strlcpy(h->cupsPageSizeName, obj->value.string, | |
1587 | sizeof(h->cupsPageSizeName)); | |
1588 | else if (!strcmp(name, "cupsRenderingIntent") && | |
1589 | obj->type == CUPS_PS_STRING) | |
1590 | strlcpy(h->cupsRenderingIntent, obj->value.string, | |
1591 | sizeof(h->cupsRenderingIntent)); | |
1592 | else | |
ef416fc2 | 1593 | { |
b86bc4cf | 1594 | /* |
1595 | * Ignore unknown name+value... | |
1596 | */ | |
1597 | ||
d9564ec7 | 1598 | DEBUG_printf(("4setpagedevice: Unknown name (\"%s\") or value...\n", name)); |
b86bc4cf | 1599 | |
1600 | while (obj[1].type != CUPS_PS_NAME && obj < end) | |
1601 | obj ++; | |
ef416fc2 | 1602 | } |
ef416fc2 | 1603 | } |
1604 | ||
ef416fc2 | 1605 | return (0); |
1606 | } | |
1607 | ||
1608 | ||
b86bc4cf | 1609 | #ifdef DEBUG |
1610 | /* | |
1611 | * 'DEBUG_object()' - Print an object's value... | |
1612 | */ | |
1613 | ||
1614 | static void | |
d9564ec7 MS |
1615 | DEBUG_object(const char *prefix, /* I - Prefix string */ |
1616 | _cups_ps_obj_t *obj) /* I - Object to print */ | |
b86bc4cf | 1617 | { |
1618 | switch (obj->type) | |
1619 | { | |
1620 | case CUPS_PS_NAME : | |
d9564ec7 | 1621 | DEBUG_printf(("4%s: /%s\n", prefix, obj->value.name)); |
b86bc4cf | 1622 | break; |
1623 | ||
1624 | case CUPS_PS_NUMBER : | |
d9564ec7 | 1625 | DEBUG_printf(("4%s: %g\n", prefix, obj->value.number)); |
b86bc4cf | 1626 | break; |
1627 | ||
1628 | case CUPS_PS_STRING : | |
d9564ec7 | 1629 | DEBUG_printf(("4%s: (%s)\n", prefix, obj->value.string)); |
b86bc4cf | 1630 | break; |
1631 | ||
1632 | case CUPS_PS_BOOLEAN : | |
1633 | if (obj->value.boolean) | |
d9564ec7 | 1634 | DEBUG_printf(("4%s: true", prefix)); |
b86bc4cf | 1635 | else |
d9564ec7 | 1636 | DEBUG_printf(("4%s: false", prefix)); |
b86bc4cf | 1637 | break; |
1638 | ||
1639 | case CUPS_PS_NULL : | |
d9564ec7 | 1640 | DEBUG_printf(("4%s: null", prefix)); |
b86bc4cf | 1641 | break; |
1642 | ||
1643 | case CUPS_PS_START_ARRAY : | |
d9564ec7 | 1644 | DEBUG_printf(("4%s: [", prefix)); |
b86bc4cf | 1645 | break; |
1646 | ||
1647 | case CUPS_PS_END_ARRAY : | |
d9564ec7 | 1648 | DEBUG_printf(("4%s: ]", prefix)); |
b86bc4cf | 1649 | break; |
1650 | ||
1651 | case CUPS_PS_START_DICT : | |
d9564ec7 | 1652 | DEBUG_printf(("4%s: <<", prefix)); |
b86bc4cf | 1653 | break; |
1654 | ||
1655 | case CUPS_PS_END_DICT : | |
d9564ec7 | 1656 | DEBUG_printf(("4%s: >>", prefix)); |
b86bc4cf | 1657 | break; |
1658 | ||
1659 | case CUPS_PS_START_PROC : | |
d9564ec7 | 1660 | DEBUG_printf(("4%s: {", prefix)); |
b86bc4cf | 1661 | break; |
1662 | ||
1663 | case CUPS_PS_END_PROC : | |
d9564ec7 | 1664 | DEBUG_printf(("4%s: }", prefix)); |
b86bc4cf | 1665 | break; |
1666 | ||
1667 | case CUPS_PS_CLEARTOMARK : | |
d9564ec7 | 1668 | DEBUG_printf(("4%s: --cleartomark--", prefix)); |
b86bc4cf | 1669 | break; |
1670 | ||
1671 | case CUPS_PS_COPY : | |
d9564ec7 | 1672 | DEBUG_printf(("4%s: --copy--", prefix)); |
b86bc4cf | 1673 | break; |
1674 | ||
1675 | case CUPS_PS_DUP : | |
d9564ec7 | 1676 | DEBUG_printf(("4%s: --dup--", prefix)); |
b86bc4cf | 1677 | break; |
1678 | ||
1679 | case CUPS_PS_INDEX : | |
d9564ec7 | 1680 | DEBUG_printf(("4%s: --index--", prefix)); |
b86bc4cf | 1681 | break; |
1682 | ||
1683 | case CUPS_PS_POP : | |
d9564ec7 | 1684 | DEBUG_printf(("4%s: --pop--", prefix)); |
b86bc4cf | 1685 | break; |
1686 | ||
1687 | case CUPS_PS_ROLL : | |
d9564ec7 | 1688 | DEBUG_printf(("4%s: --roll--", prefix)); |
b86bc4cf | 1689 | break; |
1690 | ||
1691 | case CUPS_PS_SETPAGEDEVICE : | |
d9564ec7 | 1692 | DEBUG_printf(("4%s: --setpagedevice--", prefix)); |
b86bc4cf | 1693 | break; |
1694 | ||
1695 | case CUPS_PS_STOPPED : | |
d9564ec7 | 1696 | DEBUG_printf(("4%s: --stopped--", prefix)); |
b86bc4cf | 1697 | break; |
1698 | ||
1699 | case CUPS_PS_OTHER : | |
d9564ec7 | 1700 | DEBUG_printf(("4%s: --%s--", prefix, obj->value.other)); |
b86bc4cf | 1701 | break; |
1702 | } | |
1703 | } | |
1704 | ||
1705 | ||
1706 | /* | |
1707 | * 'DEBUG_stack()' - Print a stack... | |
1708 | */ | |
1709 | ||
1710 | static void | |
d9564ec7 MS |
1711 | DEBUG_stack(const char *prefix, /* I - Prefix string */ |
1712 | _cups_ps_stack_t *st) /* I - Stack */ | |
b86bc4cf | 1713 | { |
1714 | int c; /* Looping var */ | |
1715 | _cups_ps_obj_t *obj; /* Current object on stack */ | |
1716 | ||
1717 | ||
1718 | for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++) | |
d9564ec7 | 1719 | DEBUG_object(prefix, obj); |
b86bc4cf | 1720 | } |
1721 | #endif /* DEBUG */ |