]>
git.ipfire.org Git - thirdparty/cups.git/blob - scheduler/cupsfilter.c
2 * "$Id: cupsfilter.c 7952 2008-09-17 00:56:20Z mike $"
4 * Filtering program for CUPS.
6 * Copyright 2007-2013 by Apple Inc.
7 * Copyright 1997-2006 by Easy Software Products, all rights reserved.
9 * These coded instructions, statements, and computer programs are the
10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
12 * which should have been included with this file. If this file is
13 * file is missing or damaged, see the license at "http://www.cups.org/".
17 * main() - Main entry for the test program.
18 * add_printer_filter() - Add a single filters from a PPD file.
19 * add_printer_filters() - Add filters from a PPD file.
20 * check_cb() - Callback function for _cupsFileCheck.
21 * compare_pids() - Compare two filter PIDs...
22 * escape_options() - Convert an options array to a string.
23 * exec_filter() - Execute a single filter.
24 * exec_filters() - Execute filters for the given file and options.
25 * get_job_file() - Get the specified job file.
26 * open_pipe() - Create a pipe which is closed on exec.
27 * read_cupsd_conf() - Read the cupsd.conf file to get the filter
29 * set_string() - Copy and set a string.
30 * sighandler() - Signal catcher for when we print from stdin...
31 * usage() - Show program usage...
35 * Include necessary headers...
38 #include <cups/cups-private.h>
39 #include <cups/file-private.h>
40 #include <cups/ppd-private.h>
47 #if defined(__APPLE__)
49 #endif /* __APPLE__ */
56 static char *DataDir
= NULL
;/* CUPS_DATADIR environment variable */
57 static char *FontPath
= NULL
;
58 /* CUPS_FONTPATH environment variable */
59 static mime_filter_t GZIPFilter
= /* gziptoany filter */
61 NULL
, /* Source type */
62 NULL
, /* Destination type */
64 "gziptoany" /* Filter program to run */
66 static char *Path
= NULL
; /* PATH environment variable */
67 static char *ServerBin
= NULL
;
68 /* CUPS_SERVERBIN environment variable */
69 static char *ServerRoot
= NULL
;
70 /* CUPS_SERVERROOT environment variable */
71 static char *RIPCache
= NULL
;
72 /* RIP_MAX_CACHE environment variable */
73 static char TempFile
[1024] = "";
81 static void add_printer_filter(const char *command
, mime_t
*mime
,
82 mime_type_t
*printer_type
,
84 static mime_type_t
*add_printer_filters(const char *command
,
85 mime_t
*mime
, const char *printer
,
87 mime_type_t
**prefilter_type
);
88 static void check_cb(void *context
, _cups_fc_result_t result
,
90 static int compare_pids(mime_filter_t
*a
, mime_filter_t
*b
);
91 static char *escape_options(int num_options
, cups_option_t
*options
);
92 static int exec_filter(const char *filter
, char **argv
,
93 char **envp
, int infd
, int outfd
);
94 static int exec_filters(mime_type_t
*srctype
,
95 cups_array_t
*filters
, const char *infile
,
96 const char *outfile
, const char *ppdfile
,
97 const char *printer
, const char *user
,
98 const char *title
, int num_options
,
99 cups_option_t
*options
);
100 static void get_job_file(const char *job
);
101 static int open_pipe(int *fds
);
102 static int read_cupsd_conf(const char *filename
);
103 static void set_string(char **s
, const char *val
);
104 static void sighandler(int sig
);
105 static void usage(const char *opt
) __attribute__((noreturn
));
109 * 'main()' - Main entry for the test program.
112 int /* O - Exit status */
113 main(int argc
, /* I - Number of command-line args */
114 char *argv
[]) /* I - Command-line arguments */
116 int i
; /* Looping vars */
117 const char *command
, /* Command name */
118 *opt
, /* Current option */
119 *printer
; /* Printer name */
120 mime_type_t
*printer_type
, /* Printer MIME type */
121 *prefilter_type
; /* Printer prefilter MIME type */
122 char *srctype
, /* Source type */
123 *dsttype
, /* Destination type */
124 super
[MIME_MAX_SUPER
], /* Super-type name */
125 type
[MIME_MAX_TYPE
]; /* Type name */
126 int compression
; /* Compression of file */
127 int cost
; /* Cost of filters */
128 mime_t
*mime
; /* MIME database */
129 char mimedir
[1024]; /* MIME directory */
130 char *infile
, /* File to filter */
131 *outfile
; /* File to create */
132 char cupsdconf
[1024]; /* cupsd.conf file */
133 const char *server_root
; /* CUPS_SERVERROOT environment variable */
134 mime_type_t
*src
, /* Source type */
135 *dst
; /* Destination type */
136 cups_array_t
*filters
; /* Filters for the file */
137 int num_options
; /* Number of options */
138 cups_option_t
*options
; /* Options */
139 const char *ppdfile
; /* PPD file */
140 const char *title
, /* Title string */
141 *user
; /* Username */
142 int all_filters
, /* Use all filters */
143 removeppd
, /* Remove PPD file */
144 removeinfile
; /* Remove input file */
145 int status
; /* Execution status */
152 if ((command
= strrchr(argv
[0], '/')) != NULL
)
157 printer
= !strcmp(command
, "convert") ? "tofile" : "cupsfilter";
161 dsttype
= "application/pdf";
173 if ((server_root
= getenv("CUPS_SERVERROOT")) == NULL
)
174 server_root
= CUPS_SERVERROOT
;
176 snprintf(cupsdconf
, sizeof(cupsdconf
), "%s/cupsd.conf", server_root
);
179 * Process command-line arguments...
182 _cupsSetLocale(argv
);
184 for (i
= 1; i
< argc
; i
++)
185 if (argv
[i
][0] == '-')
187 for (opt
= argv
[i
] + 1; *opt
; opt
++)
190 case '-' : /* Next argument is a filename... */
192 if (i
< argc
&& !infile
)
198 case 'a' : /* Specify option... */
201 num_options
= cupsParseOptions(argv
[i
], num_options
, &options
);
206 case 'c' : /* Specify cupsd.conf file location... */
210 if (!strcmp(command
, "convert"))
211 num_options
= cupsAddOption("copies", argv
[i
], num_options
,
214 strlcpy(cupsdconf
, argv
[i
], sizeof(cupsdconf
));
220 case 'd' : /* Specify the real printer name */
228 case 'D' : /* Delete input file after conversion */
232 case 'e' : /* Use every filter from the PPD file */
236 case 'f' : /* Specify input file... */
238 if (i
< argc
&& !infile
)
244 case 'i' : /* Specify source MIME type... */
248 if (sscanf(argv
[i
], "%15[^/]/%255s", super
, type
) != 2)
257 case 'j' : /* Get job file or specify destination MIME type... */
258 if (strcmp(command
, "convert"))
263 get_job_file(argv
[i
]);
272 case 'm' : /* Specify destination MIME type... */
276 if (sscanf(argv
[i
], "%15[^/]/%255s", super
, type
) != 2)
285 case 'n' : /* Specify number of copies... */
288 num_options
= cupsAddOption("copies", argv
[i
], num_options
,
294 case 'o' : /* Specify option(s) or output filename */
298 if (!strcmp(command
, "convert"))
306 num_options
= cupsParseOptions(argv
[i
], num_options
,
313 case 'p' : /* Specify PPD file... */
314 case 'P' : /* Specify PPD file... */
322 case 't' : /* Specify title... */
323 case 'J' : /* Specify title... */
331 case 'u' : /* Delete PPD file after conversion */
335 case 'U' : /* Specify username... */
343 default : /* Something we don't understand... */
350 if (strcmp(command
, "convert"))
357 _cupsLangPuts(stderr
,
358 _("cupsfilter: Only one filename can be specified."));
362 if (!infile
&& !srctype
)
369 else if ((title
= strrchr(infile
, '/')) != NULL
)
376 * Load the cupsd.conf file and create the MIME database...
379 if (read_cupsd_conf(cupsdconf
))
382 snprintf(mimedir
, sizeof(mimedir
), "%s/mime", DataDir
);
384 mime
= mimeLoadTypes(NULL
, mimedir
);
385 mime
= mimeLoadTypes(mime
, ServerRoot
);
386 mime
= mimeLoadFilters(mime
, mimedir
, Path
);
387 mime
= mimeLoadFilters(mime
, ServerRoot
, Path
);
391 _cupsLangPrintf(stderr
,
392 _("%s: Unable to read MIME database from \"%s\" or "
394 command
, mimedir
, ServerRoot
);
398 prefilter_type
= NULL
;
401 printer_type
= add_printer_filters(command
, mime
, printer
, ppdfile
,
404 printer_type
= mimeType(mime
, "application", "vnd.cups-postscript");
407 * Get the source and destination types...
412 /* sscanf return value already checked above */
413 sscanf(srctype
, "%15[^/]/%255s", super
, type
);
414 if ((src
= mimeType(mime
, super
, type
)) == NULL
)
416 _cupsLangPrintf(stderr
,
417 _("%s: Unknown source MIME type %s/%s."),
418 command
, super
, type
);
422 else if ((src
= mimeFileType(mime
, infile
, infile
, &compression
)) == NULL
)
424 _cupsLangPrintf(stderr
,
425 _("%s: Unable to determine MIME type of \"%s\"."),
430 /* sscanf return value already checked above */
431 sscanf(dsttype
, "%15[^/]/%255s", super
, type
);
432 if (!_cups_strcasecmp(super
, "printer"))
434 else if ((dst
= mimeType(mime
, super
, type
)) == NULL
)
436 _cupsLangPrintf(stderr
,
437 _("%s: Unknown destination MIME type %s/%s."),
438 command
, super
, type
);
443 * Figure out how to filter the file...
449 * Special case - no filtering needed...
452 filters
= cupsArrayNew(NULL
, NULL
);
453 cupsArrayAdd(filters
, &GZIPFilter
);
454 GZIPFilter
.src
= src
;
455 GZIPFilter
.dst
= dst
;
457 else if ((filters
= mimeFilter(mime
, src
, dst
, &cost
)) == NULL
)
459 _cupsLangPrintf(stderr
,
460 _("%s: No filter to convert from %s/%s to %s/%s."),
461 command
, src
->super
, src
->type
, dst
->super
, dst
->type
);
464 else if (compression
)
465 cupsArrayInsert(filters
, &GZIPFilter
);
473 mime_filter_t
*filter
, /* Current filter */
474 *prefilter
; /* Current pre-filter */
475 cups_array_t
*prefilters
= cupsArrayNew(NULL
, NULL
);
476 /* New filters array */
479 for (filter
= (mime_filter_t
*)cupsArrayFirst(filters
);
481 filter
= (mime_filter_t
*)cupsArrayNext(filters
))
483 if ((prefilter
= mimeFilterLookup(mime
, filter
->src
,
484 prefilter_type
)) != NULL
)
485 cupsArrayAdd(prefilters
, prefilter
);
487 cupsArrayAdd(prefilters
, filter
);
490 cupsArrayDelete(filters
);
491 filters
= prefilters
;
498 status
= exec_filters(src
, filters
, infile
, outfile
, ppdfile
, printer
, user
,
499 title
, num_options
, options
);
502 * Remove files as needed, then exit...
508 if (removeppd
&& ppdfile
)
511 if (removeinfile
&& infile
)
519 * 'add_printer_filter()' - Add a single filters from a PPD file.
524 const char *command
, /* I - Command name */
525 mime_t
*mime
, /* I - MIME database */
526 mime_type_t
*filtertype
, /* I - Printer or prefilter MIME type */
527 const char *filter
) /* I - Filter to add */
529 char super
[MIME_MAX_SUPER
], /* Super-type for filter */
530 type
[MIME_MAX_TYPE
], /* Type for filter */
531 dsuper
[MIME_MAX_SUPER
], /* Destination super-type for filter */
532 dtype
[MIME_MAX_TYPE
], /* Destination type for filter */
533 dest
[MIME_MAX_SUPER
+ MIME_MAX_TYPE
+ 2],
534 /* Destination super/type */
535 program
[1024]; /* Program/filter name */
536 int cost
; /* Cost of filter */
537 size_t maxsize
= 0; /* Maximum supported file size */
538 mime_type_t
*temptype
, /* MIME type looping var */
539 *desttype
; /* Destination MIME type */
540 mime_filter_t
*filterptr
; /* MIME filter */
544 * Parse the filter string; it should be in one of the following formats:
546 * source/type cost program
547 * source/type cost maxsize(nnnn) program
548 * source/type dest/type cost program
549 * source/type dest/type cost maxsize(nnnn) program
552 if (sscanf(filter
, "%15[^/]/%255s%*[ \t]%15[^/]/%255s%d%*[ \t]%1023[^\n]",
553 super
, type
, dsuper
, dtype
, &cost
, program
) == 6)
555 snprintf(dest
, sizeof(dest
), "%s/%s/%s", filtertype
->type
, dsuper
, dtype
);
557 if ((desttype
= mimeType(mime
, "printer", dest
)) == NULL
)
558 desttype
= mimeAddType(mime
, "printer", dest
);
562 if (sscanf(filter
, "%15[^/]/%255s%d%*[ \t]%1023[^\n]", super
, type
, &cost
,
565 desttype
= filtertype
;
569 _cupsLangPrintf(stderr
, _("%s: Invalid filter string \"%s\"."), command
,
575 if (!strncmp(program
, "maxsize(", 8))
577 char *ptr
; /* Pointer into maxsize(nnnn) program */
579 maxsize
= strtoll(program
+ 8, &ptr
, 10);
583 printf("testmime: Invalid filter string \"%s\".\n", filter
);
588 while (_cups_isspace(*ptr
))
591 _cups_strcpy(program
, ptr
);
595 * See if the filter program exists; if not, stop the printer and flag
599 if (strcmp(program
, "-"))
601 char filename
[1024]; /* Full path to program */
603 if (program
[0] == '/')
604 strlcpy(filename
, program
, sizeof(filename
));
606 snprintf(filename
, sizeof(filename
), "%s/filter/%s", ServerBin
, program
);
608 if (_cupsFileCheck(filename
, _CUPS_FILE_CHECK_PROGRAM
, !geteuid(), check_cb
,
614 * Add the filter to the MIME database, supporting wildcards as needed...
617 for (temptype
= mimeFirstType(mime
);
619 temptype
= mimeNextType(mime
))
620 if (((super
[0] == '*' && _cups_strcasecmp(temptype
->super
, "printer")) ||
621 !_cups_strcasecmp(temptype
->super
, super
)) &&
622 (type
[0] == '*' || !_cups_strcasecmp(temptype
->type
, type
)))
624 if (desttype
!= filtertype
)
626 filterptr
= mimeAddFilter(mime
, temptype
, desttype
, cost
, program
);
628 if (!mimeFilterLookup(mime
, desttype
, filtertype
))
629 mimeAddFilter(mime
, desttype
, filtertype
, 0, "-");
632 filterptr
= mimeAddFilter(mime
, temptype
, filtertype
, cost
, program
);
635 filterptr
->maxsize
= maxsize
;
641 * 'add_printer_filters()' - Add filters from a PPD file.
644 static mime_type_t
* /* O - Printer type or NULL on error */
646 const char *command
, /* I - Command name */
647 mime_t
*mime
, /* I - MIME database */
648 const char *printer
, /* I - Printer name */
649 const char *ppdfile
, /* I - PPD file */
650 mime_type_t
**prefilter_type
) /* O - Prefilter type */
652 ppd_file_t
*ppd
; /* PPD file data */
653 _ppd_cache_t
*pc
; /* Cache data for PPD */
654 const char *value
; /* Filter definition value */
655 mime_type_t
*printer_type
; /* Printer filter type */
658 if ((ppd
= _ppdOpenFile(ppdfile
, _PPD_LOCALIZATION_NONE
)) == NULL
)
660 ppd_status_t status
; /* PPD load status */
661 int linenum
; /* Line number */
663 status
= ppdLastError(&linenum
);
664 _cupsLangPrintf(stderr
, _("%s: Unable to open PPD file: %s on line %d."),
665 command
, ppdErrorString(status
), linenum
);
669 pc
= _ppdCacheCreateWithPPD(ppd
);
673 printer_type
= mimeAddType(mime
, "printer", printer
);
674 *prefilter_type
= NULL
;
678 for (value
= (const char *)cupsArrayFirst(pc
->filters
);
680 value
= (const char *)cupsArrayNext(pc
->filters
))
681 add_printer_filter(command
, mime
, printer_type
, value
);
685 add_printer_filter(command
, mime
, printer_type
,
686 "application/vnd.cups-raw 0 -");
687 add_printer_filter(command
, mime
, printer_type
,
688 "application/vnd.cups-postscript 0 -");
693 *prefilter_type
= mimeAddType(mime
, "prefilter", printer
);
695 for (value
= (const char *)cupsArrayFirst(pc
->prefilters
);
697 value
= (const char *)cupsArrayNext(pc
->prefilters
))
698 add_printer_filter(command
, mime
, *prefilter_type
, value
);
701 return (printer_type
);
706 * 'check_cb()' - Callback function for _cupsFileCheck.
710 check_cb(void *context
, /* I - Context (command name) */
711 _cups_fc_result_t result
, /* I - Result of check */
712 const char *message
) /* I - Localized message */
716 _cupsLangPrintf(stderr
, _("%s: %s"), (char *)context
, message
);
721 * 'compare_pids()' - Compare two filter PIDs...
724 static int /* O - Result of comparison */
725 compare_pids(mime_filter_t
*a
, /* I - First filter */
726 mime_filter_t
*b
) /* I - Second filter */
729 * Because we're particularly lazy, we store the process ID in the "cost"
733 return (a
->cost
- b
->cost
);
738 * 'escape_options()' - Convert an options array to a string.
741 static char * /* O - Option string */
743 int num_options
, /* I - Number of options */
744 cups_option_t
*options
) /* I - Options */
746 int i
; /* Looping var */
747 cups_option_t
*option
; /* Current option */
748 int bytes
; /* Number of bytes needed */
749 char *s
, /* Option string */
750 *sptr
, /* Pointer into string */
751 *vptr
; /* Pointer into value */
755 * Figure out the worst-case number of bytes we need for the option string.
758 for (i
= num_options
, option
= options
, bytes
= 1; i
> 0; i
--, option
++)
759 bytes
+= 2 * (strlen(option
->name
) + strlen(option
->value
)) + 2;
761 if ((s
= malloc(bytes
)) == NULL
)
765 * Copy the options to the string...
768 for (i
= num_options
, option
= options
, sptr
= s
; i
> 0; i
--, option
++)
770 if (!strcmp(option
->name
, "copies"))
776 strlcpy(sptr
, option
->name
, bytes
- (sptr
- s
));
777 sptr
+= strlen(sptr
);
780 for (vptr
= option
->value
; *vptr
;)
782 if (strchr("\\ \t\n", *vptr
))
796 * 'exec_filter()' - Execute a single filter.
799 static int /* O - Process ID or -1 on error */
800 exec_filter(const char *filter
, /* I - Filter to execute */
801 char **argv
, /* I - Argument list */
802 char **envp
, /* I - Environment list */
803 int infd
, /* I - Stdin file descriptor */
804 int outfd
) /* I - Stdout file descriptor */
806 int pid
, /* Process ID */
807 fd
; /* Temporary file descriptor */
808 #if defined(__APPLE__)
809 char processPath
[1024], /* CFProcessPath environment variable */
810 linkpath
[1024]; /* Link path for symlinks... */
811 int linkbytes
; /* Bytes for link path */
815 * Add special voodoo magic for MacOS X - this allows MacOS X
816 * programs to access their bundle resources properly...
819 if ((linkbytes
= readlink(filter
, linkpath
, sizeof(linkpath
) - 1)) > 0)
822 * Yes, this is a symlink to the actual program, nul-terminate and
826 linkpath
[linkbytes
] = '\0';
828 if (linkpath
[0] == '/')
829 snprintf(processPath
, sizeof(processPath
), "CFProcessPath=%s",
832 snprintf(processPath
, sizeof(processPath
), "CFProcessPath=%s/%s",
833 dirname((char *)filter
), linkpath
);
836 snprintf(processPath
, sizeof(processPath
), "CFProcessPath=%s", filter
);
838 envp
[0] = processPath
; /* Replace <CFProcessPath> string */
839 #endif /* __APPLE__ */
841 if ((pid
= fork()) == 0)
844 * Child process goes here...
846 * Update stdin/stdout/stderr as needed...
852 infd
= open("/dev/null", O_RDONLY
);
864 outfd
= open("/dev/null", O_WRONLY
);
873 if ((fd
= open("/dev/null", O_RDWR
)) > 3)
878 fcntl(3, F_SETFL
, O_NDELAY
);
880 if ((fd
= open("/dev/null", O_RDWR
)) > 4)
885 fcntl(4, F_SETFL
, O_NDELAY
);
891 execve(filter
, argv
, envp
);
903 * 'exec_filters()' - Execute filters for the given file and options.
906 static int /* O - 0 on success, 1 on error */
907 exec_filters(mime_type_t
*srctype
, /* I - Source type */
908 cups_array_t
*filters
, /* I - Array of filters to run */
909 const char *infile
, /* I - File to filter */
910 const char *outfile
, /* I - File to create */
911 const char *ppdfile
, /* I - PPD file, if any */
912 const char *printer
, /* I - Printer name */
913 const char *user
, /* I - Username */
914 const char *title
, /* I - Job title */
915 int num_options
, /* I - Number of filter options */
916 cups_option_t
*options
) /* I - Filter options */
918 int i
; /* Looping var */
919 const char *argv
[8], /* Command-line arguments */
920 *envp
[17], /* Environment variables */
921 *temp
; /* Temporary string */
922 char *optstr
, /* Filter options */
923 content_type
[1024], /* CONTENT_TYPE */
924 cups_datadir
[1024], /* CUPS_DATADIR */
925 cups_fontpath
[1024], /* CUPS_FONTPATH */
926 cups_serverbin
[1024], /* CUPS_SERVERBIN */
927 cups_serverroot
[1024], /* CUPS_SERVERROOT */
928 final_content_type
[1024] = "",
929 /* FINAL_CONTENT_TYPE */
930 lang
[1024], /* LANG */
931 path
[1024], /* PATH */
933 printer_info
[255], /* PRINTER_INFO env variable */
934 printer_location
[255], /* PRINTER_LOCATION env variable */
935 printer_name
[255], /* PRINTER env variable */
936 rip_max_cache
[1024], /* RIP_MAX_CACHE */
937 userenv
[1024], /* USER */
938 program
[1024]; /* Program to run */
939 mime_filter_t
*filter
, /* Current filter */
940 *next
; /* Next filter */
941 int current
, /* Current filter */
942 filterfds
[2][2], /* Pipes for filters */
943 pid
, /* Process ID of filter */
944 status
, /* Exit status */
945 retval
; /* Return value */
946 cups_array_t
*pids
; /* Executed filters array */
947 mime_filter_t key
; /* Search key for filters */
948 cups_lang_t
*language
; /* Current language */
949 cups_dest_t
*dest
; /* Destination information */
953 * Figure out the final content type...
956 for (filter
= (mime_filter_t
*)cupsArrayLast(filters
);
957 filter
&& filter
->dst
;
958 filter
= (mime_filter_t
*)cupsArrayPrev(filters
))
959 if (strcmp(filter
->dst
->super
, "printer"))
962 if (filter
&& filter
->dst
)
964 const char *ptr
; /* Pointer in type name */
966 if ((ptr
= strchr(filter
->dst
->type
, '/')) != NULL
)
967 snprintf(final_content_type
, sizeof(final_content_type
),
968 "FINAL_CONTENT_TYPE=%s", ptr
+ 1);
970 snprintf(final_content_type
, sizeof(final_content_type
),
971 "FINAL_CONTENT_TYPE=%s/%s", filter
->dst
->super
,
976 * Remove NULL ("-") filters...
979 for (filter
= (mime_filter_t
*)cupsArrayFirst(filters
);
981 filter
= (mime_filter_t
*)cupsArrayNext(filters
))
982 if (!strcmp(filter
->filter
, "-"))
983 cupsArrayRemove(filters
, filter
);
986 * Setup the filter environment and command-line...
989 optstr
= escape_options(num_options
, options
);
991 snprintf(content_type
, sizeof(content_type
), "CONTENT_TYPE=%s/%s",
992 srctype
->super
, srctype
->type
);
993 snprintf(cups_datadir
, sizeof(cups_datadir
), "CUPS_DATADIR=%s", DataDir
);
994 snprintf(cups_fontpath
, sizeof(cups_fontpath
), "CUPS_FONTPATH=%s", FontPath
);
995 snprintf(cups_serverbin
, sizeof(cups_serverbin
), "CUPS_SERVERBIN=%s",
997 snprintf(cups_serverroot
, sizeof(cups_serverroot
), "CUPS_SERVERROOT=%s",
999 language
= cupsLangDefault();
1000 snprintf(lang
, sizeof(lang
), "LANG=%s.UTF8", language
->language
);
1001 snprintf(path
, sizeof(path
), "PATH=%s", Path
);
1003 snprintf(ppd
, sizeof(ppd
), "PPD=%s", ppdfile
);
1004 else if ((temp
= getenv("PPD")) != NULL
)
1005 snprintf(ppd
, sizeof(ppd
), "PPD=%s", temp
);
1008 if (!access("/System/Library/Frameworks/ApplicationServices.framework/"
1009 "Versions/A/Frameworks/PrintCore.framework/Versions/A/"
1010 "Resources/English.lproj/Generic.ppd", 0))
1011 strlcpy(ppd
, "PPD=/System/Library/Frameworks/ApplicationServices.framework/"
1012 "Versions/A/Frameworks/PrintCore.framework/Versions/A/"
1013 "Resources/English.lproj/Generic.ppd", sizeof(ppd
));
1015 strlcpy(ppd
, "PPD=/System/Library/Frameworks/ApplicationServices.framework/"
1016 "Versions/A/Frameworks/PrintCore.framework/Versions/A/"
1017 "Resources/Generic.ppd", sizeof(ppd
));
1019 snprintf(ppd
, sizeof(ppd
), "PPD=%s/model/laserjet.ppd", DataDir
);
1020 #endif /* __APPLE__ */
1021 snprintf(rip_max_cache
, sizeof(rip_max_cache
), "RIP_MAX_CACHE=%s", RIPCache
);
1022 snprintf(userenv
, sizeof(userenv
), "USER=%s", user
);
1025 (dest
= cupsGetNamedDest(CUPS_HTTP_DEFAULT
, printer
, NULL
)) != NULL
)
1027 if ((temp
= cupsGetOption("printer-info", dest
->num_options
,
1028 dest
->options
)) != NULL
)
1029 snprintf(printer_info
, sizeof(printer_info
), "PRINTER_INFO=%s", temp
);
1031 snprintf(printer_info
, sizeof(printer_info
), "PRINTER_INFO=%s", printer
);
1033 if ((temp
= cupsGetOption("printer-location", dest
->num_options
,
1034 dest
->options
)) != NULL
)
1035 snprintf(printer_location
, sizeof(printer_location
),
1036 "PRINTER_LOCATION=%s", temp
);
1038 strlcpy(printer_location
, "PRINTER_LOCATION=Unknown",
1039 sizeof(printer_location
));
1043 snprintf(printer_info
, sizeof(printer_info
), "PRINTER_INFO=%s",
1044 printer
? printer
: "Unknown");
1045 strlcpy(printer_location
, "PRINTER_LOCATION=Unknown",
1046 sizeof(printer_location
));
1049 snprintf(printer_name
, sizeof(printer_name
), "PRINTER=%s",
1050 printer
? printer
: "Unknown");
1052 argv
[0] = (char *)printer
;
1056 argv
[4] = cupsGetOption("copies", num_options
, options
);
1064 envp
[0] = "<CFProcessPath>";
1065 envp
[1] = content_type
;
1066 envp
[2] = cups_datadir
;
1067 envp
[3] = cups_fontpath
;
1068 envp
[4] = cups_serverbin
;
1069 envp
[5] = cups_serverroot
;
1073 envp
[9] = printer_info
;
1074 envp
[10] = printer_location
;
1075 envp
[11] = printer_name
;
1076 envp
[12] = rip_max_cache
;
1078 envp
[14] = "CHARSET=utf-8";
1079 if (final_content_type
[0])
1081 envp
[15] = final_content_type
;
1087 for (i
= 0; argv
[i
]; i
++)
1088 fprintf(stderr
, "DEBUG: argv[%d]=\"%s\"\n", i
, argv
[i
]);
1090 for (i
= 0; envp
[i
]; i
++)
1091 fprintf(stderr
, "DEBUG: envp[%d]=\"%s\"\n", i
, envp
[i
]);
1094 * Execute all of the filters...
1097 pids
= cupsArrayNew((cups_array_func_t
)compare_pids
, NULL
);
1099 filterfds
[0][0] = -1;
1100 filterfds
[0][1] = -1;
1101 filterfds
[1][0] = -1;
1102 filterfds
[1][1] = -1;
1105 filterfds
[0][0] = 0;
1107 for (filter
= (mime_filter_t
*)cupsArrayFirst(filters
);
1109 filter
= next
, current
= 1 - current
)
1111 next
= (mime_filter_t
*)cupsArrayNext(filters
);
1113 if (filter
->filter
[0] == '/')
1114 strlcpy(program
, filter
->filter
, sizeof(program
));
1116 snprintf(program
, sizeof(program
), "%s/filter/%s", ServerBin
,
1119 if (filterfds
[!current
][1] > 1)
1121 close(filterfds
[1 - current
][0]);
1122 close(filterfds
[1 - current
][1]);
1124 filterfds
[1 - current
][0] = -1;
1125 filterfds
[1 - current
][0] = -1;
1129 open_pipe(filterfds
[1 - current
]);
1132 filterfds
[1 - current
][1] = open(outfile
, O_CREAT
| O_TRUNC
| O_WRONLY
,
1135 if (filterfds
[1 - current
][1] < 0)
1136 fprintf(stderr
, "ERROR: Unable to create \"%s\" - %s\n", outfile
,
1140 filterfds
[1 - current
][1] = 1;
1142 pid
= exec_filter(program
, (char **)argv
, (char **)envp
,
1143 filterfds
[current
][0], filterfds
[1 - current
][1]);
1147 fprintf(stderr
, "INFO: %s (PID %d) started.\n", filter
->filter
, pid
);
1150 cupsArrayAdd(pids
, filter
);
1159 * Close remaining pipes...
1162 if (filterfds
[0][1] > 1)
1164 close(filterfds
[0][0]);
1165 close(filterfds
[0][1]);
1168 if (filterfds
[1][1] > 1)
1170 close(filterfds
[1][0]);
1171 close(filterfds
[1][1]);
1175 * Wait for the children to exit...
1180 while (cupsArrayCount(pids
) > 0)
1182 if ((pid
= wait(&status
)) < 0)
1186 if ((filter
= (mime_filter_t
*)cupsArrayFind(pids
, &key
)) != NULL
)
1188 cupsArrayRemove(pids
, filter
);
1192 if (WIFEXITED(status
))
1193 fprintf(stderr
, "ERROR: %s (PID %d) stopped with status %d\n",
1194 filter
->filter
, pid
, WEXITSTATUS(status
));
1196 fprintf(stderr
, "ERROR: %s (PID %d) crashed on signal %d\n",
1197 filter
->filter
, pid
, WTERMSIG(status
));
1202 fprintf(stderr
, "INFO: %s (PID %d) exited with no errors.\n",
1203 filter
->filter
, pid
);
1207 cupsArrayDelete(pids
);
1214 * 'get_job_file()' - Get the specified job file.
1218 get_job_file(const char *job
) /* I - Job ID */
1220 long jobid
, /* Job ID */
1221 docnum
; /* Document number */
1222 const char *jobptr
; /* Pointer into job ID string */
1223 char uri
[1024]; /* job-uri */
1224 http_t
*http
; /* Connection to server */
1225 ipp_t
*request
; /* Request data */
1226 int tempfd
; /* Temporary file */
1230 * Get the job ID and document number, if any...
1233 if ((jobptr
= strrchr(job
, '-')) != NULL
)
1238 jobid
= strtol(jobptr
, (char **)&jobptr
, 10);
1241 docnum
= strtol(jobptr
+ 1, NULL
, 10);
1245 if (jobid
< 1 || jobid
> INT_MAX
)
1247 _cupsLangPrintf(stderr
, _("cupsfilter: Invalid job ID %d."), (int)jobid
);
1251 if (docnum
< 1 || docnum
> INT_MAX
)
1253 _cupsLangPrintf(stderr
, _("cupsfilter: Invalid document number %d."),
1259 * Ask the server for the document file...
1262 if ((http
= httpConnectEncrypt(cupsServer(), ippPort(),
1263 cupsEncryption())) == NULL
)
1265 _cupsLangPrintf(stderr
, _("%s: Unable to connect to server."),
1270 request
= ippNewRequest(CUPS_GET_DOCUMENT
);
1272 snprintf(uri
, sizeof(uri
), "ipp://localhost/jobs/%d", (int)jobid
);
1274 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "job-uri", NULL
, uri
);
1275 ippAddInteger(request
, IPP_TAG_OPERATION
, IPP_TAG_INTEGER
, "document-number",
1278 if ((tempfd
= cupsTempFd(TempFile
, sizeof(TempFile
))) == -1)
1280 _cupsLangPrintError("ERROR", _("Unable to create temporary file"));
1285 signal(SIGTERM
, sighandler
);
1287 ippDelete(cupsDoIORequest(http
, request
, "/", -1, tempfd
));
1293 if (cupsLastError() != IPP_OK
)
1295 _cupsLangPrintf(stderr
, _("cupsfilter: Unable to get job file - %s"),
1296 cupsLastErrorString());
1304 * 'open_pipe()' - Create a pipe which is closed on exec.
1307 static int /* O - 0 on success, -1 on error */
1308 open_pipe(int *fds
) /* O - Pipe file descriptors (2) */
1311 * Create the pipe...
1323 * Set the "close on exec" flag on each end of the pipe...
1326 if (fcntl(fds
[0], F_SETFD
, fcntl(fds
[0], F_GETFD
) | FD_CLOEXEC
))
1337 if (fcntl(fds
[1], F_SETFD
, fcntl(fds
[1], F_GETFD
) | FD_CLOEXEC
))
1349 * Return 0 indicating success...
1357 * 'read_cupsd_conf()' - Read the cupsd.conf file to get the filter settings.
1360 static int /* O - 0 on success, 1 on error */
1361 read_cupsd_conf(const char *filename
) /* I - File to read */
1363 cups_file_t
*fp
; /* cupsd.conf file */
1364 const char *temp
; /* Temporary string */
1365 char line
[1024], /* Line from file */
1366 *ptr
; /* Pointer into line */
1367 int linenum
; /* Current line number */
1370 if ((temp
= getenv("CUPS_DATADIR")) != NULL
)
1371 set_string(&DataDir
, temp
);
1373 set_string(&DataDir
, CUPS_DATADIR
);
1375 if ((temp
= getenv("CUPS_FONTPATH")) != NULL
)
1376 set_string(&FontPath
, temp
);
1378 set_string(&FontPath
, CUPS_FONTPATH
);
1380 set_string(&RIPCache
, "128m");
1382 if ((temp
= getenv("CUPS_SERVERBIN")) != NULL
)
1383 set_string(&ServerBin
, temp
);
1385 set_string(&ServerBin
, CUPS_SERVERBIN
);
1387 strlcpy(line
, filename
, sizeof(line
));
1388 if ((ptr
= strrchr(line
, '/')) != NULL
)
1391 getcwd(line
, sizeof(line
));
1393 set_string(&ServerRoot
, line
);
1395 if ((fp
= cupsFileOpen(filename
, "r")) != NULL
)
1399 while (cupsFileGetConf(fp
, line
, sizeof(line
), &ptr
, &linenum
))
1401 if (!_cups_strcasecmp(line
, "DataDir"))
1402 set_string(&DataDir
, ptr
);
1403 else if (!_cups_strcasecmp(line
, "FontPath"))
1404 set_string(&FontPath
, ptr
);
1405 else if (!_cups_strcasecmp(line
, "RIPCache"))
1406 set_string(&RIPCache
, ptr
);
1407 else if (!_cups_strcasecmp(line
, "ServerBin"))
1408 set_string(&ServerBin
, ptr
);
1409 else if (!_cups_strcasecmp(line
, "ServerRoot"))
1410 set_string(&ServerRoot
, ptr
);
1416 snprintf(line
, sizeof(line
),
1417 "%s/filter:" CUPS_BINDIR
":" CUPS_SBINDIR
":/bin:/usr/bin",
1419 set_string(&Path
, line
);
1426 * 'set_string()' - Copy and set a string.
1430 set_string(char **s
, /* O - Copy of string */
1431 const char *val
) /* I - String to copy */
1441 * 'sighandler()' - Signal catcher for when we print from stdin...
1445 sighandler(int s
) /* I - Signal number */
1448 * Remove the temporary file we're using to print a job file...
1463 * 'usage()' - Show program usage...
1467 usage(const char *opt
) /* I - Incorrect option, if any */
1470 _cupsLangPrintf(stderr
, _("%s: Unknown option \"%c\"."), "cupsfilter",
1473 _cupsLangPuts(stdout
, _("Usage: cupsfilter [ options ] filename"));
1474 _cupsLangPuts(stdout
, _("Options:"));
1475 _cupsLangPuts(stdout
, _(" -D Remove the input file "
1477 _cupsLangPuts(stdout
, _(" -P filename.ppd Set PPD file."));
1478 _cupsLangPuts(stdout
, _(" -U username Specify username."));
1479 _cupsLangPuts(stdout
, _(" -c cupsd.conf Set cupsd.conf file to "
1481 _cupsLangPuts(stdout
, _(" -d printer Use the named "
1483 _cupsLangPuts(stdout
, _(" -e Use every filter from "
1485 _cupsLangPuts(stdout
, _(" -i mime/type Set input MIME type "
1486 "(otherwise auto-typed)."));
1487 _cupsLangPuts(stdout
, _(" -j job-id[,N] Filter file N from the "
1488 "specified job (default is file 1)."));
1489 _cupsLangPuts(stdout
, _(" -m mime/type Set output MIME type "
1490 "(otherwise application/pdf)."));
1491 _cupsLangPuts(stdout
, _(" -n copies Set number of copies."));
1492 _cupsLangPuts(stdout
, _(" -o name=value Set option(s)."));
1493 _cupsLangPuts(stdout
, _(" -p filename.ppd Set PPD file."));
1494 _cupsLangPuts(stdout
, _(" -t title Set title."));
1495 _cupsLangPuts(stdout
, _(" -u Remove the PPD file "
1503 * End of "$Id: cupsfilter.c 7952 2008-09-17 00:56:20Z mike $".