/*
- * "$Id: interpret.c 5513 2006-05-11 18:07:25Z mike $"
+ * "$Id$"
*
- * PPD command interpreter for the Common UNIX Printing System (CUPS).
+ * PPD command interpreter for CUPS.
*
- * Copyright 1993-2006 by Easy Software Products.
+ * Copyright 2007-2012 by Apple Inc.
+ * Copyright 1993-2007 by Easy Software Products.
*
* These coded instructions, statements, and computer programs are the
- * property of Easy Software Products and are protected by Federal
- * copyright law. Distribution and use rights are outlined in the file
- * "LICENSE.txt" which should have been included with this file. If this
- * file is missing or damaged please contact Easy Software Products
- * at:
- *
- * Attn: CUPS Licensing Information
- * Easy Software Products
- * 44141 Airport View Drive, Suite 204
- * Hollywood, Maryland 20636 USA
- *
- * Voice: (301) 373-9600
- * EMail: cups-info@cups.org
- * WWW: http://www.cups.org
+ * property of Apple Inc. and are protected by Federal copyright
+ * law. Distribution and use rights are outlined in the file "LICENSE.txt"
+ * which should have been included with this file. If this file is
+ * file is missing or damaged, see the license at "http://www.cups.org/".
*
* This file is subject to the Apple OS-Developed Software exception.
*
* Contents:
*
* cupsRasterInterpretPPD() - Interpret PPD commands to create a page header.
- * exec_code() - Execute PostScript setpagedevice commands as
- * appropriate.
+ * _cupsRasterExecPS() - Execute PostScript code to initialize a page
+ * header.
+ * cleartomark_stack() - Clear to the last mark ([) on the stack.
+ * copy_stack() - Copy the top N stack objects.
+ * delete_stack() - Free memory used by a stack.
+ * error_object() - Add an object's value to the current error
+ * message.
+ * error_stack() - Add a stack to the current error message.
+ * index_stack() - Copy the Nth value on the stack.
+ * new_stack() - Create a new stack.
+ * pop_stock() - Pop the top object off the stack.
+ * push_stack() - Push an object on the stack.
+ * roll_stack() - Rotate stack objects.
+ * scan_ps() - Scan a string for the next PS object.
+ * setpagedevice() - Simulate the PostScript setpagedevice operator.
+ * DEBUG_object() - Print an object value.
+ * DEBUG_stack() - Print a stack.
*/
/*
* Include necessary headers...
*/
-#include <cups/string.h>
-#include "raster.h"
-#include <stdlib.h>
+#include <cups/raster-private.h>
/*
- * Value types for PS code...
+ * Stack values for the PostScript mini-interpreter...
*/
-#define CUPS_TYPE_NUMBER 0 /* Integer or real number */
-#define CUPS_TYPE_NAME 1 /* Name */
-#define CUPS_TYPE_STRING 2 /* String */
-#define CUPS_TYPE_ARRAY 3 /* Array of integers */
+typedef enum
+{
+ CUPS_PS_NAME,
+ CUPS_PS_NUMBER,
+ CUPS_PS_STRING,
+ CUPS_PS_BOOLEAN,
+ CUPS_PS_NULL,
+ CUPS_PS_START_ARRAY,
+ CUPS_PS_END_ARRAY,
+ CUPS_PS_START_DICT,
+ CUPS_PS_END_DICT,
+ CUPS_PS_START_PROC,
+ CUPS_PS_END_PROC,
+ CUPS_PS_CLEARTOMARK,
+ CUPS_PS_COPY,
+ CUPS_PS_DUP,
+ CUPS_PS_INDEX,
+ CUPS_PS_POP,
+ CUPS_PS_ROLL,
+ CUPS_PS_SETPAGEDEVICE,
+ CUPS_PS_STOPPED,
+ CUPS_PS_OTHER
+} _cups_ps_type_t;
+
+typedef struct
+{
+ _cups_ps_type_t type; /* Object type */
+ union
+ {
+ int boolean; /* Boolean value */
+ char name[64]; /* Name value */
+ double number; /* Number value */
+ char other[64]; /* Other operator */
+ char string[64]; /* Sring value */
+ } value; /* Value */
+} _cups_ps_obj_t;
+
+typedef struct
+{
+ int num_objs, /* Number of objects on stack */
+ alloc_objs; /* Number of allocated objects */
+ _cups_ps_obj_t *objs; /* Objects in stack */
+} _cups_ps_stack_t;
/*
* Local functions...
*/
-static int exec_code(cups_page_header2_t *header, int *preferred_bits,
- const char *code);
+static int cleartomark_stack(_cups_ps_stack_t *st);
+static int copy_stack(_cups_ps_stack_t *st, int count);
+static void delete_stack(_cups_ps_stack_t *st);
+static void error_object(_cups_ps_obj_t *obj);
+static void error_stack(_cups_ps_stack_t *st, const char *title);
+static _cups_ps_obj_t *index_stack(_cups_ps_stack_t *st, int n);
+static _cups_ps_stack_t *new_stack(void);
+static _cups_ps_obj_t *pop_stack(_cups_ps_stack_t *st);
+static _cups_ps_obj_t *push_stack(_cups_ps_stack_t *st,
+ _cups_ps_obj_t *obj);
+static int roll_stack(_cups_ps_stack_t *st, int c, int s);
+static _cups_ps_obj_t *scan_ps(_cups_ps_stack_t *st, char **ptr);
+static int setpagedevice(_cups_ps_stack_t *st,
+ cups_page_header2_t *h,
+ int *preferred_bits);
+#ifdef DEBUG
+static void DEBUG_object(_cups_ps_obj_t *obj);
+static void DEBUG_stack(_cups_ps_stack_t *st);
+#endif /* DEBUG */
/*
* 'cupsRasterInterpretPPD()' - Interpret PPD commands to create a page header.
*
- * This function does not mark the options in the PPD using the "num_options"
- * and "options" arguments. Instead, mark the options prior to calling
- * cupsRasterInterpretPPD() - this allows you to do per-page options
- * without manipulating the options array.
+ * This function is used by raster image processing (RIP) filters like
+ * cgpdftoraster and imagetoraster when writing CUPS raster data for a page.
+ * It is not used by raster printer driver filters which only read CUPS
+ * raster data.
+ *
+ *
+ * @code cupsRasterInterpretPPD@ does not mark the options in the PPD using
+ * the "num_options" and "options" arguments. Instead, mark the options with
+ * @code cupsMarkOptions@ and @code ppdMarkOption@ prior to calling it -
+ * this allows for per-page options without manipulating the options array.
*
* The "func" argument specifies an optional callback function that is
* called prior to the computation of the final raster data. The function
- * can make changes to the cups_page_header2_t data as needed to use a
+ * can make changes to the @link cups_page_header2_t@ data as needed to use a
* supported raster format and then returns 0 on success and -1 if the
* requested attributes cannot be supported.
*
- * @since CUPS 1.2@
+ *
+ * @code cupsRasterInterpretPPD@ supports a subset of the PostScript language.
+ * Currently only the @code [@, @code ]@, @code <<@, @code >>@, @code {@,
+ * @code }@, @code cleartomark@, @code copy@, @code dup@, @code index@,
+ * @code pop@, @code roll@, @code setpagedevice@, and @code stopped@ operators
+ * are supported.
+ *
+ * @since CUPS 1.2/OS X 10.5@
*/
int /* O - 0 on success, -1 on failure */
cupsRasterInterpretPPD(
- cups_page_header2_t *h, /* O - Page header */
+ cups_page_header2_t *h, /* O - Page header to create */
ppd_file_t *ppd, /* I - PPD file */
int num_options, /* I - Number of options */
cups_option_t *options, /* I - Options */
- cups_interpret_cb_t func) /* I - Optional page header callback */
+ cups_interpret_cb_t func) /* I - Optional page header callback (@code NULL@ for none) */
{
- int i; /* Looping var */
int status; /* Cummulative status */
- int count; /* Number of marked choices */
+ char *code; /* Code to run */
const char *val; /* Option value */
- ppd_choice_t **choices; /* List of marked choices */
ppd_size_t *size; /* Current size */
float left, /* Left position */
bottom, /* Bottom position */
* Range check input...
*/
+ _cupsRasterClearError();
+
if (!h)
+ {
+ _cupsRasterAddError("Page header cannot be NULL!\n");
return (-1);
+ }
/*
* Reset the page header to the defaults...
h->cupsImagingBBox[2] = 612.0f;
h->cupsImagingBBox[3] = 792.0f;
- strcpy(h->cupsPageSizeName, "Letter");
+ strlcpy(h->cupsPageSizeName, "Letter", sizeof(h->cupsPageSizeName));
+
+#ifdef __APPLE__
+ /*
+ * cupsInteger0 is also used for the total page count on OS X; set an
+ * uncommon default value so we can tell if the driver is using cupsInteger0.
+ */
+
+ h->cupsInteger[0] = 0x80000000;
+#endif /* __APPLE__ */
/*
* Apply patches and options to the page header...
*/
if (ppd->patches)
- status |= exec_code(h, &preferred_bits, ppd->patches);
+ status |= _cupsRasterExecPS(h, &preferred_bits, ppd->patches);
/*
* Then apply printer options in the proper order...
*/
- if ((count = ppdCollect(ppd, PPD_ORDER_DOCUMENT, &choices)) > 0)
+ if ((code = ppdEmitString(ppd, PPD_ORDER_DOCUMENT, 0.0)) != NULL)
{
- for (i = 0; i < count; i ++)
- status |= exec_code(h, &preferred_bits, choices[i]->code);
+ status |= _cupsRasterExecPS(h, &preferred_bits, code);
+ free(code);
}
- if ((count = ppdCollect(ppd, PPD_ORDER_ANY, &choices)) > 0)
+ if ((code = ppdEmitString(ppd, PPD_ORDER_ANY, 0.0)) != NULL)
{
- for (i = 0; i < count; i ++)
- status |= exec_code(h, &preferred_bits, choices[i]->code);
+ status |= _cupsRasterExecPS(h, &preferred_bits, code);
+ free(code);
}
- if ((count = ppdCollect(ppd, PPD_ORDER_PROLOG, &choices)) > 0)
+ if ((code = ppdEmitString(ppd, PPD_ORDER_PROLOG, 0.0)) != NULL)
{
- for (i = 0; i < count; i ++)
- status |= exec_code(h, &preferred_bits, choices[i]->code);
+ status |= _cupsRasterExecPS(h, &preferred_bits, code);
+ free(code);
}
- if ((count = ppdCollect(ppd, PPD_ORDER_PAGE, &choices)) > 0)
+ if ((code = ppdEmitString(ppd, PPD_ORDER_PAGE, 0.0)) != NULL)
{
- for (i = 0; i < count; i ++)
- status |= exec_code(h, &preferred_bits, choices[i]->code);
+ status |= _cupsRasterExecPS(h, &preferred_bits, code);
+ free(code);
}
}
if ((val = cupsGetOption("cupsBorderlessScalingFactor", num_options,
options)) != NULL)
{
- float sc = atof(val);
+ double sc = atof(val); /* Scale factor */
- if (sc >= 0.9 && sc <= 1.1)
- h->cupsBorderlessScalingFactor = sc;
+ if (sc >= 0.1 && sc <= 2.0)
+ h->cupsBorderlessScalingFactor = (float)sc;
}
/*
top = size->top;
strlcpy(h->cupsPageSizeName, size->name, sizeof(h->cupsPageSizeName));
+
+ h->cupsPageSize[0] = size->width;
+ h->cupsPageSize[1] = size->length;
}
else
{
top = 792.0f;
}
- h->PageSize[0] = h->cupsPageSize[0] *
- h->cupsBorderlessScalingFactor;
- h->PageSize[1] = h->cupsPageSize[1] *
- h->cupsBorderlessScalingFactor;
- h->Margins[0] = left * h->cupsBorderlessScalingFactor;
- h->Margins[1] = bottom * h->cupsBorderlessScalingFactor;
- h->ImagingBoundingBox[0] = left * h->cupsBorderlessScalingFactor;
- h->ImagingBoundingBox[1] = bottom * h->cupsBorderlessScalingFactor;
- h->ImagingBoundingBox[2] = right * h->cupsBorderlessScalingFactor;
- h->ImagingBoundingBox[3] = top * h->cupsBorderlessScalingFactor;
- h->cupsImagingBBox[0] = left;
- h->cupsImagingBBox[1] = bottom;
- h->cupsImagingBBox[2] = right;
- h->cupsImagingBBox[3] = top;
+ h->PageSize[0] = (unsigned)(h->cupsPageSize[0] *
+ h->cupsBorderlessScalingFactor);
+ h->PageSize[1] = (unsigned)(h->cupsPageSize[1] *
+ h->cupsBorderlessScalingFactor);
+ h->Margins[0] = (unsigned)(left *
+ h->cupsBorderlessScalingFactor);
+ h->Margins[1] = (unsigned)(bottom *
+ h->cupsBorderlessScalingFactor);
+ h->ImagingBoundingBox[0] = (unsigned)(left *
+ h->cupsBorderlessScalingFactor);
+ h->ImagingBoundingBox[1] = (unsigned)(bottom *
+ h->cupsBorderlessScalingFactor);
+ h->ImagingBoundingBox[2] = (unsigned)(right *
+ h->cupsBorderlessScalingFactor);
+ h->ImagingBoundingBox[3] = (unsigned)(top *
+ h->cupsBorderlessScalingFactor);
+ h->cupsImagingBBox[0] = (float)left;
+ h->cupsImagingBBox[1] = (float)bottom;
+ h->cupsImagingBBox[2] = (float)right;
+ h->cupsImagingBBox[3] = (float)top;
/*
* Use the callback to validate the page header...
*/
if (func && (*func)(h, preferred_bits))
+ {
+ _cupsRasterAddError("Page header callback returned error.\n");
return (-1);
+ }
/*
* Check parameters...
(h->cupsBitsPerColor != 1 && h->cupsBitsPerColor != 2 &&
h->cupsBitsPerColor != 4 && h->cupsBitsPerColor != 8 &&
h->cupsBitsPerColor != 16) ||
- h->cupsBorderlessScalingFactor < 0.9 ||
- h->cupsBorderlessScalingFactor > 1.1)
+ h->cupsBorderlessScalingFactor < 0.1 ||
+ h->cupsBorderlessScalingFactor > 2.0)
+ {
+ _cupsRasterAddError("Page header uses unsupported values.\n");
return (-1);
+ }
/*
* Compute the bitmap parameters...
case CUPS_CSPACE_WHITE :
case CUPS_CSPACE_GOLD :
case CUPS_CSPACE_SILVER :
+ case CUPS_CSPACE_SW :
h->cupsNumColors = 1;
h->cupsBitsPerPixel = h->cupsBitsPerColor;
break;
h->cupsNumColors = 4;
break;
+
+ case CUPS_CSPACE_DEVICE1 :
+ case CUPS_CSPACE_DEVICE2 :
+ case CUPS_CSPACE_DEVICE3 :
+ case CUPS_CSPACE_DEVICE4 :
+ case CUPS_CSPACE_DEVICE5 :
+ case CUPS_CSPACE_DEVICE6 :
+ case CUPS_CSPACE_DEVICE7 :
+ case CUPS_CSPACE_DEVICE8 :
+ case CUPS_CSPACE_DEVICE9 :
+ case CUPS_CSPACE_DEVICEA :
+ case CUPS_CSPACE_DEVICEB :
+ case CUPS_CSPACE_DEVICEC :
+ case CUPS_CSPACE_DEVICED :
+ case CUPS_CSPACE_DEVICEE :
+ case CUPS_CSPACE_DEVICEF :
+ h->cupsNumColors = h->cupsColorSpace - CUPS_CSPACE_DEVICE1 + 1;
+
+ if (h->cupsColorOrder == CUPS_ORDER_CHUNKED)
+ h->cupsBitsPerPixel = h->cupsBitsPerColor * h->cupsNumColors;
+ else
+ h->cupsBitsPerPixel = h->cupsBitsPerColor;
+ break;
}
h->cupsBytesPerLine = (h->cupsBitsPerPixel * h->cupsWidth + 7) / 8;
/*
- * 'exec_code()' - Execute PostScript setpagedevice commands as appropriate.
+ * '_cupsRasterExecPS()' - Execute PostScript code to initialize a page header.
*/
-static int /* O - 0 on success, -1 on error */
-exec_code(
+int /* O - 0 on success, -1 on error */
+_cupsRasterExecPS(
cups_page_header2_t *h, /* O - Page header */
int *preferred_bits,/* O - Preferred bits per color */
- const char *code) /* I - Option choice to execute */
+ const char *code) /* I - PS code to execute */
{
- int i; /* Index into array */
- int type; /* Type of value */
- char *ptr, /* Pointer into name/value string */
- name[255], /* Name of pagedevice entry */
- value[1024]; /* Value of pagedevice entry */
+ _cups_ps_stack_t *st; /* PostScript value stack */
+ _cups_ps_obj_t *obj; /* Object from top of stack */
+ char *codecopy, /* Copy of code */
+ *codeptr; /* Pointer into copy of code */
+
+ DEBUG_printf(("_cupsRasterExecPS(h=%p, preferred_bits=%p, code=\"%s\")\n",
+ h, preferred_bits, code ? code : "(null)"));
/*
- * Range check input...
+ * Copy the PostScript code and create a stack...
*/
- if (!code || !h)
+ if ((codecopy = strdup(code)) == NULL)
+ {
+ _cupsRasterAddError("Unable to duplicate code string.\n");
+ return (-1);
+ }
+
+ if ((st = new_stack()) == NULL)
+ {
+ _cupsRasterAddError("Unable to create stack.\n");
+ free(codecopy);
return (-1);
+ }
/*
- * Parse the code string...
+ * Parse the PS string until we run out of data...
*/
- while (*code)
+ codeptr = codecopy;
+
+ while ((obj = scan_ps(st, &codeptr)) != NULL)
{
- /*
- * Search for the start of a dictionary name...
- */
+#ifdef DEBUG
+ DEBUG_printf(("_cupsRasterExecPS: Stack (%d objects)\n", st->num_objs));
+ DEBUG_object(obj);
+#endif /* DEBUG */
+
+ switch (obj->type)
+ {
+ default :
+ /* Do nothing for regular values */
+ break;
+
+ case CUPS_PS_CLEARTOMARK :
+ pop_stack(st);
+
+ if (cleartomark_stack(st))
+ _cupsRasterAddError("cleartomark: Stack underflow!\n");
+
+#ifdef DEBUG
+ DEBUG_puts(" dup: ");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ break;
+
+ case CUPS_PS_COPY :
+ pop_stack(st);
+ if ((obj = pop_stack(st)) != NULL)
+ {
+ copy_stack(st, (int)obj->value.number);
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: copy");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ }
+ break;
+
+ case CUPS_PS_DUP :
+ pop_stack(st);
+ copy_stack(st, 1);
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: dup");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ break;
+
+ case CUPS_PS_INDEX :
+ pop_stack(st);
+ if ((obj = pop_stack(st)) != NULL)
+ {
+ index_stack(st, (int)obj->value.number);
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: index");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ }
+ break;
+
+ case CUPS_PS_POP :
+ pop_stack(st);
+ pop_stack(st);
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: pop");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ break;
+
+ case CUPS_PS_ROLL :
+ pop_stack(st);
+ if ((obj = pop_stack(st)) != NULL)
+ {
+ int c; /* Count */
+
+
+ c = (int)obj->value.number;
+
+ if ((obj = pop_stack(st)) != NULL)
+ {
+ roll_stack(st, (int)obj->value.number, c);
- while (*code && *code != '/')
- code ++;
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: roll");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ }
+ }
+ break;
+
+ case CUPS_PS_SETPAGEDEVICE :
+ pop_stack(st);
+ setpagedevice(st, h, preferred_bits);
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: setpagedevice");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+ break;
+
+ case CUPS_PS_START_PROC :
+ case CUPS_PS_END_PROC :
+ case CUPS_PS_STOPPED :
+ pop_stack(st);
+ break;
+
+ case CUPS_PS_OTHER :
+ _cupsRasterAddError("Unknown operator \"%s\"!\n", obj->value.other);
+ DEBUG_printf(("_cupsRasterExecPS: Unknown operator \"%s\"!\n",
+ obj->value.other));
+ break;
+ }
- if (!*code)
+ if (obj && obj->type == CUPS_PS_OTHER)
break;
+ }
+
+ /*
+ * Cleanup...
+ */
+
+ free(codecopy);
+
+ if (st->num_objs > 0)
+ {
+ error_stack(st, "Stack not empty:");
+
+#ifdef DEBUG
+ DEBUG_puts("_cupsRasterExecPS: Stack not empty:");
+ DEBUG_stack(st);
+#endif /* DEBUG */
+
+ delete_stack(st);
+
+ return (-1);
+ }
+
+ delete_stack(st);
+
+ /*
+ * Return success...
+ */
+
+ return (0);
+}
+
+
+/*
+ * 'cleartomark_stack()' - Clear to the last mark ([) on the stack.
+ */
+
+static int /* O - 0 on success, -1 on error */
+cleartomark_stack(_cups_ps_stack_t *st) /* I - Stack */
+{
+ _cups_ps_obj_t *obj; /* Current object on stack */
+
+
+ while ((obj = pop_stack(st)) != NULL)
+ if (obj->type == CUPS_PS_START_ARRAY)
+ break;
+
+ return (obj ? 0 : -1);
+}
+
+
+/*
+ * 'copy_stack()' - Copy the top N stack objects.
+ */
+
+static int /* O - 0 on success, -1 on error */
+copy_stack(_cups_ps_stack_t *st, /* I - Stack */
+ int c) /* I - Number of objects to copy */
+{
+ int n; /* Index */
+
+
+ if (c < 0)
+ return (-1);
+ else if (c == 0)
+ return (0);
+
+ if ((n = st->num_objs - c) < 0)
+ return (-1);
+
+ while (c > 0)
+ {
+ if (!push_stack(st, st->objs + n))
+ return (-1);
+
+ n ++;
+ c --;
+ }
+
+ return (0);
+}
+
+
+/*
+ * 'delete_stack()' - Free memory used by a stack.
+ */
+
+static void
+delete_stack(_cups_ps_stack_t *st) /* I - Stack */
+{
+ free(st->objs);
+ free(st);
+}
+
+
+/*
+ * 'error_object()' - Add an object's value to the current error message.
+ */
+
+static void
+error_object(_cups_ps_obj_t *obj) /* I - Object to add */
+{
+ switch (obj->type)
+ {
+ case CUPS_PS_NAME :
+ _cupsRasterAddError(" /%s", obj->value.name);
+ break;
+
+ case CUPS_PS_NUMBER :
+ _cupsRasterAddError(" %g", obj->value.number);
+ break;
+
+ case CUPS_PS_STRING :
+ _cupsRasterAddError(" (%s)", obj->value.string);
+ break;
+
+ case CUPS_PS_BOOLEAN :
+ if (obj->value.boolean)
+ _cupsRasterAddError(" true");
+ else
+ _cupsRasterAddError(" false");
+ break;
+
+ case CUPS_PS_NULL :
+ _cupsRasterAddError(" null");
+ break;
+
+ case CUPS_PS_START_ARRAY :
+ _cupsRasterAddError(" [");
+ break;
+
+ case CUPS_PS_END_ARRAY :
+ _cupsRasterAddError(" ]");
+ break;
+
+ case CUPS_PS_START_DICT :
+ _cupsRasterAddError(" <<");
+ break;
+
+ case CUPS_PS_END_DICT :
+ _cupsRasterAddError(" >>");
+ break;
+
+ case CUPS_PS_START_PROC :
+ _cupsRasterAddError(" {");
+ break;
+
+ case CUPS_PS_END_PROC :
+ _cupsRasterAddError(" }");
+ break;
+
+ case CUPS_PS_COPY :
+ _cupsRasterAddError(" --copy--");
+ break;
+
+ case CUPS_PS_CLEARTOMARK :
+ _cupsRasterAddError(" --cleartomark--");
+ break;
+
+ case CUPS_PS_DUP :
+ _cupsRasterAddError(" --dup--");
+ break;
+
+ case CUPS_PS_INDEX :
+ _cupsRasterAddError(" --index--");
+ break;
+
+ case CUPS_PS_POP :
+ _cupsRasterAddError(" --pop--");
+ break;
+
+ case CUPS_PS_ROLL :
+ _cupsRasterAddError(" --roll--");
+ break;
+
+ case CUPS_PS_SETPAGEDEVICE :
+ _cupsRasterAddError(" --setpagedevice--");
+ break;
+
+ case CUPS_PS_STOPPED :
+ _cupsRasterAddError(" --stopped--");
+ break;
+
+ case CUPS_PS_OTHER :
+ _cupsRasterAddError(" --%s--", obj->value.other);
+ break;
+ }
+}
+
+
+/*
+ * 'error_stack()' - Add a stack to the current error message...
+ */
+
+static void
+error_stack(_cups_ps_stack_t *st, /* I - Stack */
+ const char *title) /* I - Title string */
+{
+ int c; /* Looping var */
+ _cups_ps_obj_t *obj; /* Current object on stack */
+
+
+ _cupsRasterAddError("%s", title);
+
+ for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++)
+ error_object(obj);
+
+ _cupsRasterAddError("\n");
+}
+
+
+/*
+ * 'index_stack()' - Copy the Nth value on the stack.
+ */
+
+static _cups_ps_obj_t * /* O - New object */
+index_stack(_cups_ps_stack_t *st, /* I - Stack */
+ int n) /* I - Object index */
+{
+ if (n < 0 || (n = st->num_objs - n - 1) < 0)
+ return (NULL);
+
+ return (push_stack(st, st->objs + n));
+}
+
+
+/*
+ * 'new_stack()' - Create a new stack.
+ */
+
+static _cups_ps_stack_t * /* O - New stack */
+new_stack(void)
+{
+ _cups_ps_stack_t *st; /* New stack */
+
+
+ if ((st = calloc(1, sizeof(_cups_ps_stack_t))) == NULL)
+ return (NULL);
+
+ st->alloc_objs = 32;
+
+ if ((st->objs = calloc(32, sizeof(_cups_ps_obj_t))) == NULL)
+ {
+ free(st);
+ return (NULL);
+ }
+ else
+ return (st);
+}
+
+
+/*
+ * 'pop_stock()' - Pop the top object off the stack.
+ */
+
+static _cups_ps_obj_t * /* O - Object */
+pop_stack(_cups_ps_stack_t *st) /* I - Stack */
+{
+ if (st->num_objs > 0)
+ {
+ st->num_objs --;
+
+ return (st->objs + st->num_objs);
+ }
+ else
+ return (NULL);
+}
+
+
+/*
+ * 'push_stack()' - Push an object on the stack.
+ */
+
+static _cups_ps_obj_t * /* O - New object */
+push_stack(_cups_ps_stack_t *st, /* I - Stack */
+ _cups_ps_obj_t *obj) /* I - Object */
+{
+ _cups_ps_obj_t *temp; /* New object */
+
+
+ if (st->num_objs >= st->alloc_objs)
+ {
+
+
+ st->alloc_objs += 32;
+
+ if ((temp = realloc(st->objs, st->alloc_objs *
+ sizeof(_cups_ps_obj_t))) == NULL)
+ return (NULL);
+
+ st->objs = temp;
+ memset(temp + st->num_objs, 0, 32 * sizeof(_cups_ps_obj_t));
+ }
+
+ temp = st->objs + st->num_objs;
+ st->num_objs ++;
+
+ memcpy(temp, obj, sizeof(_cups_ps_obj_t));
+
+ return (temp);
+}
+
+
+/*
+ * 'roll_stack()' - Rotate stack objects.
+ */
+
+static int /* O - 0 on success, -1 on error */
+roll_stack(_cups_ps_stack_t *st, /* I - Stack */
+ int c, /* I - Number of objects */
+ int s) /* I - Amount to shift */
+{
+ _cups_ps_obj_t *temp; /* Temporary array of objects */
+ int n; /* Index into array */
+
+ DEBUG_printf((" roll_stack(st=%p, s=%d, c=%d)\n", st, s, c));
+
+ /*
+ * Range check input...
+ */
+
+ if (c < 0)
+ return (-1);
+ else if (c == 0)
+ return (0);
+
+ if ((n = st->num_objs - c) < 0)
+ return (-1);
+
+ s %= c;
+
+ if (s == 0)
+ return (0);
+
+ /*
+ * Copy N objects and move things around...
+ */
+
+ if (s < 0)
+ {
/*
- * Get the name...
+ * Shift down...
*/
- code ++;
- for (ptr = name; isalnum(*code & 255); code ++)
- if (ptr < (name + sizeof(name) - 1))
- *ptr++ = *code;
- else
- return (-1);
+ s = -s;
- *ptr = '\0';
+ if ((temp = calloc(s, sizeof(_cups_ps_obj_t))) == NULL)
+ return (-1);
+ memcpy(temp, st->objs + n, s * sizeof(_cups_ps_obj_t));
+ memmove(st->objs + n, st->objs + n + s, (c - s) * sizeof(_cups_ps_obj_t));
+ memcpy(st->objs + n + c - s, temp, s * sizeof(_cups_ps_obj_t));
+ }
+ else
+ {
/*
- * Then parse the value as needed...
+ * Shift up...
*/
- while (isspace(*code & 255))
- code ++;
+ if ((temp = calloc(s, sizeof(_cups_ps_obj_t))) == NULL)
+ return (-1);
- if (!*code)
- break;
+ memcpy(temp, st->objs + n + c - s, s * sizeof(_cups_ps_obj_t));
+ memmove(st->objs + n + s, st->objs + n,
+ (c - s) * sizeof(_cups_ps_obj_t));
+ memcpy(st->objs + n, temp, s * sizeof(_cups_ps_obj_t));
+ }
- if (*code == '[')
- {
- /*
- * Read array of values...
- */
+ free(temp);
- type = CUPS_TYPE_ARRAY;
+ return (0);
+}
- for (ptr = value; *code && *code != ']'; code ++)
- if (ptr < (value + sizeof(value) - 1))
- *ptr++ = *code;
- else
- return (-1);
- if (*code == ']')
- *ptr++ = *code++;
+/*
+ * 'scan_ps()' - Scan a string for the next PS object.
+ */
- *ptr = '\0';
- }
- else if (*code == '(')
+static _cups_ps_obj_t * /* O - New object or NULL on EOF */
+scan_ps(_cups_ps_stack_t *st, /* I - Stack */
+ char **ptr) /* IO - String pointer */
+{
+ _cups_ps_obj_t obj; /* Current object */
+ char *start, /* Start of object */
+ *cur, /* Current position */
+ *valptr, /* Pointer into value string */
+ *valend; /* End of value string */
+ int parens; /* Parenthesis nesting level */
+
+
+ /*
+ * Skip leading whitespace...
+ */
+
+ for (cur = *ptr; *cur; cur ++)
+ {
+ if (*cur == '%')
{
/*
- * Read string value...
+ * Comment, skip to end of line...
*/
- type = CUPS_TYPE_STRING;
+ for (cur ++; *cur && *cur != '\n' && *cur != '\r'; cur ++);
- for (ptr = value; *code && *code != ')'; code ++)
- if (ptr < (value + sizeof(value) - 1))
- *ptr++ = *code;
- else
- return (-1);
+ if (!*cur)
+ cur --;
+ }
+ else if (!isspace(*cur & 255))
+ break;
+ }
- if (*code == ')')
- *ptr++ = *code++;
+ if (!*cur)
+ {
+ *ptr = NULL;
- *ptr = '\0';
- }
- else if (isdigit(*code & 255) || *code == '-' || *code == '.')
- {
- /*
- * Read single number...
- */
+ return (NULL);
+ }
+
+ /*
+ * See what we have...
+ */
- type = CUPS_TYPE_NUMBER;
+ memset(&obj, 0, sizeof(obj));
+
+ switch (*cur)
+ {
+ case '(' : /* (string) */
+ obj.type = CUPS_PS_STRING;
+ start = cur;
+
+ for (cur ++, parens = 1, valptr = obj.value.string,
+ valend = obj.value.string + sizeof(obj.value.string) - 1;
+ *cur;
+ cur ++)
+ {
+ if (*cur == ')' && parens == 1)
+ break;
+
+ if (*cur == '(')
+ parens ++;
+ else if (*cur == ')')
+ parens --;
+
+ if (valptr >= valend)
+ {
+ *ptr = start;
+
+ return (NULL);
+ }
+
+ if (*cur == '\\')
+ {
+ /*
+ * Decode escaped character...
+ */
+
+ cur ++;
+
+ if (*cur == 'b')
+ *valptr++ = '\b';
+ else if (*cur == 'f')
+ *valptr++ = '\f';
+ else if (*cur == 'n')
+ *valptr++ = '\n';
+ else if (*cur == 'r')
+ *valptr++ = '\r';
+ else if (*cur == 't')
+ *valptr++ = '\t';
+ else if (*cur >= '0' && *cur <= '7')
+ {
+ int ch = *cur - '0';
+
+ if (cur[1] >= '0' && cur[1] <= '7')
+ {
+ cur ++;
+ ch = (ch << 3) + *cur - '0';
+ }
+
+ if (cur[1] >= '0' && cur[1] <= '7')
+ {
+ cur ++;
+ ch = (ch << 3) + *cur - '0';
+ }
+
+ *valptr++ = ch;
+ }
+ else if (*cur == '\r')
+ {
+ if (cur[1] == '\n')
+ cur ++;
+ }
+ else if (*cur != '\n')
+ *valptr++ = *cur;
+ }
+ else
+ *valptr++ = *cur;
+ }
+
+ if (*cur != ')')
+ {
+ *ptr = start;
- for (ptr = value;
- isdigit(*code & 255) || *code == '-' || *code == '.';
- code ++)
- if (ptr < (value + sizeof(value) - 1))
- *ptr++ = *code;
+ return (NULL);
+ }
+
+ cur ++;
+ break;
+
+ case '[' : /* Start array */
+ obj.type = CUPS_PS_START_ARRAY;
+ cur ++;
+ break;
+
+ case ']' : /* End array */
+ obj.type = CUPS_PS_END_ARRAY;
+ cur ++;
+ break;
+
+ case '<' : /* Start dictionary or hex string */
+ if (cur[1] == '<')
+ {
+ obj.type = CUPS_PS_START_DICT;
+ cur += 2;
+ }
else
- return (-1);
+ {
+ obj.type = CUPS_PS_STRING;
+ start = cur;
+
+ for (cur ++, valptr = obj.value.string,
+ valend = obj.value.string + sizeof(obj.value.string) - 1;
+ *cur;
+ cur ++)
+ {
+ int ch; /* Current character */
+
+
+
+ if (*cur == '>')
+ break;
+ else if (valptr >= valend || !isxdigit(*cur & 255))
+ {
+ *ptr = start;
+ return (NULL);
+ }
+
+ if (*cur >= '0' && *cur <= '9')
+ ch = (*cur - '0') << 4;
+ else
+ ch = (tolower(*cur) - 'a' + 10) << 4;
+
+ if (isxdigit(cur[1] & 255))
+ {
+ cur ++;
+
+ if (*cur >= '0' && *cur <= '9')
+ ch |= *cur - '0';
+ else
+ ch |= tolower(*cur) - 'a' + 10;
+ }
+
+ *valptr++ = ch;
+ }
+
+ if (*cur != '>')
+ {
+ *ptr = start;
+ return (NULL);
+ }
+
+ cur ++;
+ }
+ break;
- *ptr = '\0';
- }
- else
- {
- /*
- * Read a single name...
- */
+ case '>' : /* End dictionary? */
+ if (cur[1] == '>')
+ {
+ obj.type = CUPS_PS_END_DICT;
+ cur += 2;
+ }
+ else
+ {
+ obj.type = CUPS_PS_OTHER;
+ obj.value.other[0] = *cur;
+
+ cur ++;
+ }
+ break;
+
+ case '{' : /* Start procedure */
+ obj.type = CUPS_PS_START_PROC;
+ cur ++;
+ break;
+
+ case '}' : /* End procedure */
+ obj.type = CUPS_PS_END_PROC;
+ cur ++;
+ break;
+
+ case '-' : /* Possible number */
+ case '+' :
+ if (!isdigit(cur[1] & 255) && cur[1] != '.')
+ {
+ obj.type = CUPS_PS_OTHER;
+ obj.value.other[0] = *cur;
+
+ cur ++;
+ break;
+ }
+
+ case '0' : /* Number */
+ case '1' :
+ case '2' :
+ case '3' :
+ case '4' :
+ case '5' :
+ case '6' :
+ case '7' :
+ case '8' :
+ case '9' :
+ case '.' :
+ obj.type = CUPS_PS_NUMBER;
+
+ start = cur;
+ for (cur ++; *cur; cur ++)
+ if (!isdigit(*cur & 255))
+ break;
+
+ if (*cur == '#')
+ {
+ /*
+ * Integer with radix...
+ */
+
+ obj.value.number = strtol(cur + 1, &cur, atoi(start));
+ break;
+ }
+ else if (strchr(".Ee()<>[]{}/%", *cur) || isspace(*cur & 255))
+ {
+ /*
+ * Integer or real number...
+ */
+
+ obj.value.number = _cupsStrScand(start, &cur, localeconv());
+ break;
+ }
+ else
+ cur = start;
- type = CUPS_TYPE_NAME;
+ default : /* Operator/variable name */
+ start = cur;
- for (ptr = value; isalnum(*code & 255) || *code == '_'; code ++)
- if (ptr < (value + sizeof(value) - 1))
- *ptr++ = *code;
+ if (*cur == '/')
+ {
+ obj.type = CUPS_PS_NAME;
+ valptr = obj.value.name;
+ valend = obj.value.name + sizeof(obj.value.name) - 1;
+ cur ++;
+ }
else
- return (-1);
+ {
+ obj.type = CUPS_PS_OTHER;
+ valptr = obj.value.other;
+ valend = obj.value.other + sizeof(obj.value.other) - 1;
+ }
- *ptr = '\0';
- }
+ while (*cur)
+ {
+ if (strchr("()<>[]{}/%", *cur) || isspace(*cur & 255))
+ break;
+ else if (valptr < valend)
+ *valptr++ = *cur++;
+ else
+ {
+ *ptr = start;
+ return (NULL);
+ }
+ }
+
+ if (obj.type == CUPS_PS_OTHER)
+ {
+ if (!strcmp(obj.value.other, "true"))
+ {
+ obj.type = CUPS_PS_BOOLEAN;
+ obj.value.boolean = 1;
+ }
+ else if (!strcmp(obj.value.other, "false"))
+ {
+ obj.type = CUPS_PS_BOOLEAN;
+ obj.value.boolean = 0;
+ }
+ else if (!strcmp(obj.value.other, "null"))
+ obj.type = CUPS_PS_NULL;
+ else if (!strcmp(obj.value.other, "cleartomark"))
+ obj.type = CUPS_PS_CLEARTOMARK;
+ else if (!strcmp(obj.value.other, "copy"))
+ obj.type = CUPS_PS_COPY;
+ else if (!strcmp(obj.value.other, "dup"))
+ obj.type = CUPS_PS_DUP;
+ else if (!strcmp(obj.value.other, "index"))
+ obj.type = CUPS_PS_INDEX;
+ else if (!strcmp(obj.value.other, "pop"))
+ obj.type = CUPS_PS_POP;
+ else if (!strcmp(obj.value.other, "roll"))
+ obj.type = CUPS_PS_ROLL;
+ else if (!strcmp(obj.value.other, "setpagedevice"))
+ obj.type = CUPS_PS_SETPAGEDEVICE;
+ else if (!strcmp(obj.value.other, "stopped"))
+ obj.type = CUPS_PS_STOPPED;
+ }
+ break;
+ }
+
+ /*
+ * Save the current position in the string and return the new object...
+ */
+
+ *ptr = cur;
+
+ return (push_stack(st, &obj));
+}
+
+
+/*
+ * 'setpagedevice()' - Simulate the PostScript setpagedevice operator.
+ */
+static int /* O - 0 on success, -1 on error */
+setpagedevice(
+ _cups_ps_stack_t *st, /* I - Stack */
+ cups_page_header2_t *h, /* O - Page header */
+ int *preferred_bits)/* O - Preferred bits per color */
+{
+ int i; /* Index into array */
+ _cups_ps_obj_t *obj, /* Current object */
+ *end; /* End of dictionary */
+ const char *name; /* Attribute name */
+
+
+ /*
+ * Make sure we have a dictionary on the stack...
+ */
+
+ if (st->num_objs == 0)
+ return (-1);
+
+ obj = end = st->objs + st->num_objs - 1;
+
+ if (obj->type != CUPS_PS_END_DICT)
+ return (-1);
+
+ obj --;
+
+ while (obj > st->objs)
+ {
+ if (obj->type == CUPS_PS_START_DICT)
+ break;
+
+ obj --;
+ }
+
+ if (obj < st->objs)
+ return (-1);
+
+ /*
+ * Found the start of the dictionary, empty the stack to this point...
+ */
+
+ st->num_objs = (int)(obj - st->objs);
+
+ /*
+ * Now pull /name and value pairs from the dictionary...
+ */
+
+ DEBUG_puts("setpagedevice: Dictionary:");
+
+ for (obj ++; obj < end; obj ++)
+ {
/*
- * Assign the value as needed...
+ * Grab the name...
*/
- if (!strcmp(name, "MediaClass") && type == CUPS_TYPE_STRING)
- {
- if (sscanf(value, "(%63[^)])", h->MediaClass) != 1)
- return (-1);
- }
- else if (!strcmp(name, "MediaColor") && type == CUPS_TYPE_STRING)
- {
- if (sscanf(value, "(%63[^)])", h->MediaColor) != 1)
- return (-1);
- }
- else if (!strcmp(name, "MediaType") && type == CUPS_TYPE_STRING)
- {
- if (sscanf(value, "(%63[^)])", h->MediaType) != 1)
- return (-1);
- }
- else if (!strcmp(name, "OutputType") && type == CUPS_TYPE_STRING)
+ if (obj->type != CUPS_PS_NAME)
+ return (-1);
+
+ name = obj->value.name;
+ obj ++;
+
+#ifdef DEBUG
+ DEBUG_printf(("setpagedevice: /%s ", name));
+ DEBUG_object(obj);
+#endif /* DEBUG */
+
+ /*
+ * Then grab the value...
+ */
+
+ if (!strcmp(name, "MediaClass") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->MediaClass, obj->value.string, sizeof(h->MediaClass));
+ else if (!strcmp(name, "MediaColor") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->MediaColor, obj->value.string, sizeof(h->MediaColor));
+ else if (!strcmp(name, "MediaType") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->MediaType, obj->value.string, sizeof(h->MediaType));
+ else if (!strcmp(name, "OutputType") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->OutputType, obj->value.string, sizeof(h->OutputType));
+ else if (!strcmp(name, "AdvanceDistance") && obj->type == CUPS_PS_NUMBER)
+ h->AdvanceDistance = (unsigned)obj->value.number;
+ else if (!strcmp(name, "AdvanceMedia") && obj->type == CUPS_PS_NUMBER)
+ h->AdvanceMedia = (unsigned)obj->value.number;
+ else if (!strcmp(name, "Collate") && obj->type == CUPS_PS_BOOLEAN)
+ h->Collate = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "CutMedia") && obj->type == CUPS_PS_NUMBER)
+ h->CutMedia = (cups_cut_t)(unsigned)obj->value.number;
+ else if (!strcmp(name, "Duplex") && obj->type == CUPS_PS_BOOLEAN)
+ h->Duplex = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "HWResolution") && obj->type == CUPS_PS_START_ARRAY)
{
- if (sscanf(value, "(%63[^)])", h->OutputType) != 1)
+ if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER &&
+ obj[3].type == CUPS_PS_END_ARRAY)
+ {
+ h->HWResolution[0] = (unsigned)obj[1].value.number;
+ h->HWResolution[1] = (unsigned)obj[2].value.number;
+ obj += 3;
+ }
+ else
return (-1);
}
- else if (!strcmp(name, "AdvanceDistance") && type == CUPS_TYPE_NUMBER)
- h->AdvanceDistance = atoi(value);
- else if (!strcmp(name, "AdvanceMedia") && type == CUPS_TYPE_NUMBER)
- h->AdvanceMedia = atoi(value);
- else if (!strcmp(name, "Collate") && type == CUPS_TYPE_NAME)
- h->Collate = !strcmp(value, "true");
- else if (!strcmp(name, "CutMedia") && type == CUPS_TYPE_NUMBER)
- h->CutMedia = (cups_cut_t)atoi(value);
- else if (!strcmp(name, "Duplex") && type == CUPS_TYPE_NAME)
- h->Duplex = !strcmp(value, "true");
- else if (!strcmp(name, "HWResolution") && type == CUPS_TYPE_ARRAY)
+ else if (!strcmp(name, "InsertSheet") && obj->type == CUPS_PS_BOOLEAN)
+ h->InsertSheet = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "Jog") && obj->type == CUPS_PS_NUMBER)
+ h->Jog = (unsigned)obj->value.number;
+ else if (!strcmp(name, "LeadingEdge") && obj->type == CUPS_PS_NUMBER)
+ h->LeadingEdge = (unsigned)obj->value.number;
+ else if (!strcmp(name, "ManualFeed") && obj->type == CUPS_PS_BOOLEAN)
+ h->ManualFeed = (unsigned)obj->value.boolean;
+ else if ((!strcmp(name, "cupsMediaPosition") ||
+ !strcmp(name, "MediaPosition")) && obj->type == CUPS_PS_NUMBER)
{
- if (sscanf(value, "[%d%d]", h->HWResolution + 0,
- h->HWResolution + 1) != 2)
- return (-1);
+ /*
+ * cupsMediaPosition is supported for backwards compatibility only.
+ * We added it back in the Ghostscript 5.50 days to work around a
+ * bug in Ghostscript WRT handling of MediaPosition and setpagedevice.
+ *
+ * All new development should set MediaPosition...
+ */
+
+ h->MediaPosition = (unsigned)obj->value.number;
}
- else if (!strcmp(name, "InsertSheet") && type == CUPS_TYPE_NAME)
- h->InsertSheet = !strcmp(value, "true");
- else if (!strcmp(name, "Jog") && type == CUPS_TYPE_NUMBER)
- h->Jog = atoi(value);
- else if (!strcmp(name, "LeadingEdge") && type == CUPS_TYPE_NUMBER)
- h->LeadingEdge = atoi(value);
- else if (!strcmp(name, "ManualFeed") && type == CUPS_TYPE_NAME)
- h->ManualFeed = !strcmp(value, "true");
- else if ((!strcmp(name, "cupsMediaPosition") || /* Compatibility */
- !strcmp(name, "MediaPosition")) && type == CUPS_TYPE_NUMBER)
- h->MediaPosition = atoi(value);
- else if (!strcmp(name, "MediaWeight") && type == CUPS_TYPE_NUMBER)
- h->MediaWeight = atoi(value);
- else if (!strcmp(name, "MirrorPrint") && type == CUPS_TYPE_NAME)
- h->MirrorPrint = !strcmp(value, "true");
- else if (!strcmp(name, "NegativePrint") && type == CUPS_TYPE_NAME)
- h->NegativePrint = !strcmp(value, "true");
- else if (!strcmp(name, "Orientation") && type == CUPS_TYPE_NUMBER)
- h->Orientation = atoi(value);
- else if (!strcmp(name, "OutputFaceUp") && type == CUPS_TYPE_NAME)
- h->OutputFaceUp = !strcmp(value, "true");
- else if (!strcmp(name, "PageSize") && type == CUPS_TYPE_ARRAY)
+ else if (!strcmp(name, "MediaWeight") && obj->type == CUPS_PS_NUMBER)
+ h->MediaWeight = (unsigned)obj->value.number;
+ else if (!strcmp(name, "MirrorPrint") && obj->type == CUPS_PS_BOOLEAN)
+ h->MirrorPrint = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "NegativePrint") && obj->type == CUPS_PS_BOOLEAN)
+ h->NegativePrint = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "NumCopies") && obj->type == CUPS_PS_NUMBER)
+ h->NumCopies = (unsigned)obj->value.number;
+ else if (!strcmp(name, "Orientation") && obj->type == CUPS_PS_NUMBER)
+ h->Orientation = (unsigned)obj->value.number;
+ else if (!strcmp(name, "OutputFaceUp") && obj->type == CUPS_PS_BOOLEAN)
+ h->OutputFaceUp = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "PageSize") && obj->type == CUPS_PS_START_ARRAY)
{
- if (sscanf(value, "[%f%f]", h->cupsPageSize + 0, h->cupsPageSize + 1) != 2)
+ if (obj[1].type == CUPS_PS_NUMBER && obj[2].type == CUPS_PS_NUMBER &&
+ obj[3].type == CUPS_PS_END_ARRAY)
+ {
+ h->cupsPageSize[0] = (float)obj[1].value.number;
+ h->cupsPageSize[1] = (float)obj[2].value.number;
+
+ h->PageSize[0] = (unsigned)obj[1].value.number;
+ h->PageSize[1] = (unsigned)obj[2].value.number;
+
+ obj += 3;
+ }
+ else
return (-1);
}
- else if (!strcmp(name, "Separations") && type == CUPS_TYPE_NAME)
- h->Separations = !strcmp(value, "true");
- else if (!strcmp(name, "TraySwitch") && type == CUPS_TYPE_NAME)
- h->TraySwitch = !strcmp(value, "true");
- else if (!strcmp(name, "Tumble") && type == CUPS_TYPE_NAME)
- h->Tumble = !strcmp(value, "true");
- else if (!strcmp(name, "cupsMediaType") && type == CUPS_TYPE_NUMBER)
- h->cupsMediaType = atoi(value);
- else if (!strcmp(name, "cupsBitsPerColor") && type == CUPS_TYPE_NUMBER)
- h->cupsBitsPerColor = atoi(value);
- else if (!strcmp(name, "cupsPreferredBitsPerColor") && type == CUPS_TYPE_NUMBER)
- *preferred_bits = atoi(value);
- else if (!strcmp(name, "cupsColorOrder") && type == CUPS_TYPE_NUMBER)
- h->cupsColorOrder = (cups_order_t)atoi(value);
- else if (!strcmp(name, "cupsColorSpace") && type == CUPS_TYPE_NUMBER)
- h->cupsColorSpace = (cups_cspace_t)atoi(value);
- else if (!strcmp(name, "cupsCompression") && type == CUPS_TYPE_NUMBER)
- h->cupsCompression = atoi(value);
- else if (!strcmp(name, "cupsRowCount") && type == CUPS_TYPE_NUMBER)
- h->cupsRowCount = atoi(value);
- else if (!strcmp(name, "cupsRowFeed") && type == CUPS_TYPE_NUMBER)
- h->cupsRowFeed = atoi(value);
- else if (!strcmp(name, "cupsRowStep") && type == CUPS_TYPE_NUMBER)
- h->cupsRowStep = atoi(value);
+ else if (!strcmp(name, "Separations") && obj->type == CUPS_PS_BOOLEAN)
+ h->Separations = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "TraySwitch") && obj->type == CUPS_PS_BOOLEAN)
+ h->TraySwitch = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "Tumble") && obj->type == CUPS_PS_BOOLEAN)
+ h->Tumble = (unsigned)obj->value.boolean;
+ else if (!strcmp(name, "cupsMediaType") && obj->type == CUPS_PS_NUMBER)
+ h->cupsMediaType = (unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsBitsPerColor") && obj->type == CUPS_PS_NUMBER)
+ h->cupsBitsPerColor = (unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsPreferredBitsPerColor") &&
+ obj->type == CUPS_PS_NUMBER)
+ *preferred_bits = (int)obj->value.number;
+ else if (!strcmp(name, "cupsColorOrder") && obj->type == CUPS_PS_NUMBER)
+ h->cupsColorOrder = (cups_order_t)(unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsColorSpace") && obj->type == CUPS_PS_NUMBER)
+ h->cupsColorSpace = (cups_cspace_t)(unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsCompression") && obj->type == CUPS_PS_NUMBER)
+ h->cupsCompression = (unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsRowCount") && obj->type == CUPS_PS_NUMBER)
+ h->cupsRowCount = (unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsRowFeed") && obj->type == CUPS_PS_NUMBER)
+ h->cupsRowFeed = (unsigned)obj->value.number;
+ else if (!strcmp(name, "cupsRowStep") && obj->type == CUPS_PS_NUMBER)
+ h->cupsRowStep = (unsigned)obj->value.number;
else if (!strcmp(name, "cupsBorderlessScalingFactor") &&
- type == CUPS_TYPE_NUMBER)
- h->cupsBorderlessScalingFactor = atof(value);
- else if (!strncmp(name, "cupsInteger", 11) && type == CUPS_TYPE_NUMBER)
+ obj->type == CUPS_PS_NUMBER)
+ h->cupsBorderlessScalingFactor = (float)obj->value.number;
+ else if (!strncmp(name, "cupsInteger", 11) && obj->type == CUPS_PS_NUMBER)
{
- if ((i = atoi(name + 11)) >= 0 || i > 15)
+ if ((i = atoi(name + 11)) < 0 || i > 15)
return (-1);
- h->cupsInteger[i] = atoi(value);
+ h->cupsInteger[i] = (unsigned)obj->value.number;
}
- else if (!strncmp(name, "cupsReal", 8) && type == CUPS_TYPE_NUMBER)
+ else if (!strncmp(name, "cupsReal", 8) && obj->type == CUPS_PS_NUMBER)
{
- if ((i = atoi(name + 8)) >= 0 || i > 15)
+ if ((i = atoi(name + 8)) < 0 || i > 15)
return (-1);
- h->cupsReal[i] = atof(value);
+ h->cupsReal[i] = (float)obj->value.number;
}
- else if (!strncmp(name, "cupsString", 10) && type == CUPS_TYPE_STRING)
+ else if (!strncmp(name, "cupsString", 10) && obj->type == CUPS_PS_STRING)
{
- if ((i = atoi(name + 10)) >= 0 || i > 15)
+ if ((i = atoi(name + 10)) < 0 || i > 15)
return (-1);
- if (sscanf(value, "(%63[^)])", h->cupsString[i]) != 1)
- return (-1);
+ strlcpy(h->cupsString[i], obj->value.string, sizeof(h->cupsString[i]));
}
- else if (!strcmp(name, "cupsMarkerType") && type == CUPS_TYPE_STRING)
- {
- if (sscanf(value, "(%63[^)])", h->cupsMarkerType) != 1)
- return (-1);
- }
- else if (!strcmp(name, "cupsRenderingIntent") && type == CUPS_TYPE_STRING)
+ else if (!strcmp(name, "cupsMarkerType") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->cupsMarkerType, obj->value.string, sizeof(h->cupsMarkerType));
+ else if (!strcmp(name, "cupsPageSizeName") && obj->type == CUPS_PS_STRING)
+ strlcpy(h->cupsPageSizeName, obj->value.string,
+ sizeof(h->cupsPageSizeName));
+ else if (!strcmp(name, "cupsRenderingIntent") &&
+ obj->type == CUPS_PS_STRING)
+ strlcpy(h->cupsRenderingIntent, obj->value.string,
+ sizeof(h->cupsRenderingIntent));
+ else
{
- if (sscanf(value, "(%63[^)])", h->cupsRenderingIntent) != 1)
- return (-1);
+ /*
+ * Ignore unknown name+value...
+ */
+
+ DEBUG_printf((" Unknown name (\"%s\") or value...\n", name));
+
+ while (obj[1].type != CUPS_PS_NAME && obj < end)
+ obj ++;
}
}
- /*
- * Return success...
- */
-
return (0);
}
+#ifdef DEBUG
+/*
+ * 'DEBUG_object()' - Print an object's value...
+ */
+
+static void
+DEBUG_object(_cups_ps_obj_t *obj) /* I - Object to print */
+{
+ switch (obj->type)
+ {
+ case CUPS_PS_NAME :
+ DEBUG_printf(("/%s\n", obj->value.name));
+ break;
+
+ case CUPS_PS_NUMBER :
+ DEBUG_printf(("%g\n", obj->value.number));
+ break;
+
+ case CUPS_PS_STRING :
+ DEBUG_printf(("(%s)\n", obj->value.string));
+ break;
+
+ case CUPS_PS_BOOLEAN :
+ if (obj->value.boolean)
+ DEBUG_puts("true");
+ else
+ DEBUG_puts("false");
+ break;
+
+ case CUPS_PS_NULL :
+ DEBUG_puts("null");
+ break;
+
+ case CUPS_PS_START_ARRAY :
+ DEBUG_puts("[");
+ break;
+
+ case CUPS_PS_END_ARRAY :
+ DEBUG_puts("]");
+ break;
+
+ case CUPS_PS_START_DICT :
+ DEBUG_puts("<<");
+ break;
+
+ case CUPS_PS_END_DICT :
+ DEBUG_puts(">>");
+ break;
+
+ case CUPS_PS_START_PROC :
+ DEBUG_puts("{");
+ break;
+
+ case CUPS_PS_END_PROC :
+ DEBUG_puts("}");
+ break;
+
+ case CUPS_PS_CLEARTOMARK :
+ DEBUG_puts("--cleartomark--");
+ break;
+
+ case CUPS_PS_COPY :
+ DEBUG_puts("--copy--");
+ break;
+
+ case CUPS_PS_DUP :
+ DEBUG_puts("--dup--");
+ break;
+
+ case CUPS_PS_INDEX :
+ DEBUG_puts("--index--");
+ break;
+
+ case CUPS_PS_POP :
+ DEBUG_puts("--pop--");
+ break;
+
+ case CUPS_PS_ROLL :
+ DEBUG_puts("--roll--");
+ break;
+
+ case CUPS_PS_SETPAGEDEVICE :
+ DEBUG_puts("--setpagedevice--");
+ break;
+
+ case CUPS_PS_STOPPED :
+ DEBUG_puts("--stopped--");
+ break;
+
+ case CUPS_PS_OTHER :
+ DEBUG_printf(("--%s--\n", obj->value.other));
+ break;
+ }
+}
+
+
+/*
+ * 'DEBUG_stack()' - Print a stack...
+ */
+
+static void
+DEBUG_stack(_cups_ps_stack_t *st) /* I - Stack */
+{
+ int c; /* Looping var */
+ _cups_ps_obj_t *obj; /* Current object on stack */
+
+
+ for (obj = st->objs, c = st->num_objs; c > 0; c --, obj ++)
+ DEBUG_object(obj);
+}
+#endif /* DEBUG */
+
+
/*
- * End of "$Id: interpret.c 5513 2006-05-11 18:07:25Z mike $".
+ * End of "$Id$".
*/
projects / thirdparty / cups.git / blobdiff