4 * IPP backend for CUPS.
6 * Copyright 2007-2015 by Apple Inc.
7 * Copyright 1997-2007 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 * "LICENSE" which should have been included with this file. If this
13 * file is missing or damaged, see the license at "http://www.cups.org/".
15 * This file is subject to the Apple OS-Developed Software exception.
19 * Include necessary headers.
22 #include "backend-private.h"
23 #include <cups/array-private.h>
24 #include <sys/types.h>
27 #if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
29 # define kPMPrintUIToolAgent "com.apple.printuitool.agent"
30 # define kPMStartJob 100
31 # define kPMWaitForJob 101
32 # ifdef HAVE_XPC_PRIVATE_H
33 # include <xpc/private.h>
35 extern void xpc_connection_set_target_uid(xpc_connection_t connection
,
37 # endif /* HAVE_XPC_PRIVATE_H */
38 #endif /* HAVE_GSSAPI && HAVE_XPC */
42 * Bits for job-state-reasons we care about...
45 #define _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED 0x01
46 #define _CUPS_JSR_ACCOUNT_CLOSED 0x02
47 #define _CUPS_JSR_ACCOUNT_INFO_NEEDED 0x04
48 #define _CUPS_JSR_ACCOUNT_LIMIT_REACHED 0x08
49 #define _CUPS_JSR_JOB_PASSWORD_WAIT 0x10
50 #define _CUPS_JSR_JOB_RELEASE_WAIT 0x20
57 typedef struct _cups_monitor_s
/**** Monitoring data ****/
59 const char *uri
, /* Printer URI */
60 *hostname
, /* Hostname */
62 *resource
; /* Resource path */
63 int port
, /* Port number */
64 version
, /* IPP version */
65 job_id
, /* Job ID for submitted job */
66 job_reasons
, /* Job state reasons bits */
67 create_job
, /* Support Create-Job? */
68 get_job_attrs
; /* Support Get-Job-Attributes? */
69 const char *job_name
; /* Job name for submitted job */
70 http_encryption_t encryption
; /* Use encryption? */
71 ipp_jstate_t job_state
; /* Current job state */
72 ipp_pstate_t printer_state
; /* Current printer state */
80 static const char *auth_info_required
;
81 /* New auth-info-required value */
82 #if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
83 static pid_t child_pid
= 0; /* Child process ID */
84 #endif /* HAVE_GSSAPI && HAVE_XPC */
85 static const char * const jattrs
[] = /* Job attributes we want */
88 "job-impressions-completed",
89 "job-media-sheets-completed",
91 "job-originating-user-name",
95 static int job_canceled
= 0,
98 /* Credentials supplied in URI? */
99 static char username
[256] = "",
100 /* Username for device URI */
102 /* Password for device URI */
103 static const char * const pattrs
[] = /* Printer attributes we want */
106 "compression-supported",
107 #endif /* HAVE_LIBZ */
110 "document-format-supported",
112 "marker-high-levels",
118 "media-col-supported",
119 "multiple-document-handling-supported",
120 "operations-supported",
121 "print-color-mode-supported",
123 "printer-alert-description",
124 "printer-is-accepting-jobs",
125 "printer-mandatory-job-attributes",
127 "printer-state-message",
128 "printer-state-reasons"
130 static const char * const remote_job_states
[] =
131 { /* Remote job state keywords */
132 "+cups-remote-pending",
133 "+cups-remote-pending-held",
134 "+cups-remote-processing",
135 "+cups-remote-stopped",
136 "+cups-remote-canceled",
137 "+cups-remote-aborted",
138 "+cups-remote-completed"
140 static _cups_mutex_t report_mutex
= _CUPS_MUTEX_INITIALIZER
;
141 /* Mutex to control access */
142 static int num_attr_cache
= 0;
143 /* Number of cached attributes */
144 static cups_option_t
*attr_cache
= NULL
;
145 /* Cached attributes */
146 static cups_array_t
*state_reasons
; /* Array of printe-state-reasons keywords */
147 static char tmpfilename
[1024] = "";
148 /* Temporary spool file name */
149 static char mandatory_attrs
[1024] = "";
150 /* cupsMandatory value */
157 static void cancel_job(http_t
*http
, const char *uri
, int id
,
158 const char *resource
, const char *user
,
160 static ipp_pstate_t
check_printer_state(http_t
*http
, const char *uri
,
161 const char *resource
,
162 const char *user
, int version
);
163 static void *monitor_printer(_cups_monitor_t
*monitor
);
164 static ipp_t
*new_request(ipp_op_t op
, int version
, const char *uri
,
165 const char *user
, const char *title
,
166 int num_options
, cups_option_t
*options
,
167 const char *compression
, int copies
,
168 const char *format
, _ppd_cache_t
*pc
,
170 ipp_attribute_t
*media_col_sup
,
171 ipp_attribute_t
*doc_handling_sup
,
172 ipp_attribute_t
*print_color_mode_sup
);
173 static const char *password_cb(const char *prompt
, http_t
*http
,
174 const char *method
, const char *resource
,
176 static const char *quote_string(const char *s
, char *q
, size_t qsize
);
177 static void report_attr(ipp_attribute_t
*attr
);
178 static void report_printer_state(ipp_t
*ipp
);
179 #if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
180 static int run_as_user(char *argv
[], uid_t uid
,
181 const char *device_uri
, int fd
);
182 #endif /* HAVE_GSSAPI && HAVE_XPC */
183 static void sigterm_handler(int sig
);
184 static int timeout_cb(http_t
*http
, void *user_data
);
185 static void update_reasons(ipp_attribute_t
*attr
, const char *s
);
189 * 'main()' - Send a file to the printer or server.
193 * printer-uri job-id user title copies options [file]
196 int /* O - Exit status */
197 main(int argc
, /* I - Number of command-line args */
198 char *argv
[]) /* I - Command-line arguments */
200 int i
; /* Looping var */
201 int send_options
; /* Send job options? */
202 int num_options
; /* Number of printer options */
203 cups_option_t
*options
; /* Printer options */
204 const char *device_uri
; /* Device URI */
205 char scheme
[255], /* Scheme in URI */
206 hostname
[1024], /* Hostname */
207 resource
[1024], /* Resource info (printer name) */
208 addrname
[256], /* Address name */
209 *optptr
, /* Pointer to URI options */
210 *name
, /* Name of option */
211 *value
, /* Value of option */
212 sep
; /* Separator character */
213 int password_tries
= 0; /* Password tries */
214 http_addrlist_t
*addrlist
; /* Address of printer */
215 int snmp_enabled
= 1; /* Is SNMP enabled? */
216 int snmp_fd
, /* SNMP socket */
217 start_count
, /* Page count via SNMP at start */
218 page_count
, /* Page count via SNMP */
219 have_supplies
; /* Printer supports supply levels? */
220 int num_files
; /* Number of files to print */
221 char **files
, /* Files to print */
222 *compatfile
= NULL
; /* Compatibility filename */
223 off_t compatsize
= 0; /* Size of compatibility file */
224 int port
; /* Port number (not used) */
225 char portname
[255]; /* Port name */
226 char uri
[HTTP_MAX_URI
]; /* Updated URI without user/pass */
227 char print_job_name
[1024]; /* Update job-name for Print-Job */
228 http_status_t http_status
; /* Status of HTTP request */
229 ipp_status_t ipp_status
; /* Status of IPP request */
230 http_t
*http
; /* HTTP connection */
231 ipp_t
*request
, /* IPP request */
232 *response
, /* IPP response */
233 *supported
; /* get-printer-attributes response */
234 time_t start_time
; /* Time of first connect */
235 int contimeout
; /* Connection timeout */
236 int delay
, /* Delay for retries */
237 prev_delay
; /* Previous delay */
238 const char *compression
; /* Compression mode */
239 int waitjob
, /* Wait for job complete? */
240 waitjob_tries
= 0, /* Number of times we've waited */
241 waitprinter
; /* Wait for printer ready? */
242 _cups_monitor_t monitor
; /* Monitoring data */
243 ipp_attribute_t
*job_id_attr
; /* job-id attribute */
244 int job_id
; /* job-id value */
245 ipp_attribute_t
*job_sheets
; /* job-media-sheets-completed */
246 ipp_attribute_t
*job_state
; /* job-state */
248 ipp_attribute_t
*compression_sup
; /* compression-supported */
249 #endif /* HAVE_LIBZ */
250 ipp_attribute_t
*copies_sup
; /* copies-supported */
251 ipp_attribute_t
*cups_version
; /* cups-version */
252 ipp_attribute_t
*format_sup
; /* document-format-supported */
253 ipp_attribute_t
*job_auth
; /* job-authorization-uri */
254 ipp_attribute_t
*media_col_sup
; /* media-col-supported */
255 ipp_attribute_t
*operations_sup
; /* operations-supported */
256 ipp_attribute_t
*doc_handling_sup
; /* multiple-document-handling-supported */
257 ipp_attribute_t
*printer_state
; /* printer-state attribute */
258 ipp_attribute_t
*printer_accepting
; /* printer-is-accepting-jobs */
259 ipp_attribute_t
*print_color_mode_sup
;/* Does printer support print-color-mode? */
260 int create_job
= 0, /* Does printer support Create-Job? */
261 get_job_attrs
= 0, /* Does printer support Get-Job-Attributes? */
262 send_document
= 0, /* Does printer support Send-Document? */
263 validate_job
= 0, /* Does printer support Validate-Job? */
264 copies
, /* Number of copies for job */
265 copies_remaining
; /* Number of copies remaining */
266 const char *content_type
, /* CONTENT_TYPE environment variable */
267 *final_content_type
, /* FINAL_CONTENT_TYPE environment var */
268 *document_format
; /* document-format value */
269 int fd
; /* File descriptor */
270 off_t bytes
= 0; /* Bytes copied */
271 char buffer
[16384]; /* Copy buffer */
272 #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
273 struct sigaction action
; /* Actions for POSIX signals */
274 #endif /* HAVE_SIGACTION && !HAVE_SIGSET */
275 int version
; /* IPP version */
276 ppd_file_t
*ppd
= NULL
; /* PPD file */
277 _ppd_cache_t
*pc
= NULL
; /* PPD cache and mapping data */
278 fd_set input
; /* Input set for select() */
282 * Make sure status messages are not buffered...
285 setbuf(stderr
, NULL
);
288 * Ignore SIGPIPE and catch SIGTERM signals...
292 sigset(SIGPIPE
, SIG_IGN
);
293 sigset(SIGTERM
, sigterm_handler
);
294 #elif defined(HAVE_SIGACTION)
295 memset(&action
, 0, sizeof(action
));
296 action
.sa_handler
= SIG_IGN
;
297 sigaction(SIGPIPE
, &action
, NULL
);
299 sigemptyset(&action
.sa_mask
);
300 sigaddset(&action
.sa_mask
, SIGTERM
);
301 action
.sa_handler
= sigterm_handler
;
302 sigaction(SIGTERM
, &action
, NULL
);
304 signal(SIGPIPE
, SIG_IGN
);
305 signal(SIGTERM
, sigterm_handler
);
306 #endif /* HAVE_SIGSET */
309 * Check command-line...
316 if ((s
= strrchr(argv
[0], '/')) != NULL
)
321 printf("network %s \"Unknown\" \"%s (%s)\"\n",
322 s
, _cupsLangString(cupsLangDefault(),
323 _("Internet Printing Protocol")), s
);
324 return (CUPS_BACKEND_OK
);
328 _cupsLangPrintf(stderr
,
329 _("Usage: %s job-id user title copies options [file]"),
331 return (CUPS_BACKEND_STOP
);
335 * Get the device URI...
338 while ((device_uri
= cupsBackendDeviceURI(argv
)) == NULL
)
340 _cupsLangPrintFilter(stderr
, "INFO", _("Unable to locate printer."));
343 if (getenv("CLASS") != NULL
)
344 return (CUPS_BACKEND_FAILED
);
347 if ((auth_info_required
= getenv("AUTH_INFO_REQUIRED")) == NULL
)
348 auth_info_required
= "none";
350 state_reasons
= _cupsArrayNewStrings(getenv("PRINTER_STATE_REASONS"), ',');
354 * For Kerberos, become the printing user (if we can) to get the credentials
358 if (!getuid() && (value
= getenv("AUTH_UID")) != NULL
&&
359 !getenv("AUTH_PASSWORD"))
361 uid_t uid
= (uid_t
)atoi(value
);
368 return (run_as_user(argv
, uid
, device_uri
, 0));
371 int status
= 0; /* Exit status */
373 for (i
= 6; i
< argc
&& !status
&& !job_canceled
; i
++)
375 if ((fd
= open(argv
[i
], O_RDONLY
)) >= 0)
377 status
= run_as_user(argv
, uid
, device_uri
, fd
);
382 _cupsLangPrintError("ERROR", _("Unable to open print file"));
383 status
= CUPS_BACKEND_FAILED
;
391 # else /* No XPC, just try to run as the user ID */
394 # endif /* HAVE_XPC */
396 #endif /* HAVE_GSSAPI */
399 * Get the (final) content type...
402 if ((content_type
= getenv("CONTENT_TYPE")) == NULL
)
403 content_type
= "application/octet-stream";
405 if ((final_content_type
= getenv("FINAL_CONTENT_TYPE")) == NULL
)
407 final_content_type
= content_type
;
409 if (!strncmp(final_content_type
, "printer/", 8))
410 final_content_type
= "application/vnd.cups-raw";
414 * Extract the hostname and printer name from the URI...
417 httpSeparateURI(HTTP_URI_CODING_ALL
, device_uri
, scheme
, sizeof(scheme
),
418 username
, sizeof(username
), hostname
, sizeof(hostname
), &port
,
419 resource
, sizeof(resource
));
422 port
= IPP_PORT
; /* Default to port 631 */
424 if (!strcmp(scheme
, "https") || !strcmp(scheme
, "ipps"))
425 cupsSetEncryption(HTTP_ENCRYPT_ALWAYS
);
427 cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED
);
430 * See if there are any options...
437 contimeout
= 7 * 24 * 60 * 60;
439 if ((optptr
= strchr(resource
, '?')) != NULL
)
442 * Yup, terminate the device name string and move to the first
443 * character of the optptr...
449 * Then parse the optptr...
460 while (*optptr
&& *optptr
!= '=' && *optptr
!= '+' && *optptr
!= '&')
463 if ((sep
= *optptr
) != '\0')
474 while (*optptr
&& *optptr
!= '+' && *optptr
!= '&')
484 * Process the option...
487 if (!_cups_strcasecmp(name
, "waitjob"))
490 * Wait for job completion?
493 waitjob
= !_cups_strcasecmp(value
, "on") ||
494 !_cups_strcasecmp(value
, "yes") ||
495 !_cups_strcasecmp(value
, "true");
497 else if (!_cups_strcasecmp(name
, "waitprinter"))
500 * Wait for printer idle?
503 waitprinter
= !_cups_strcasecmp(value
, "on") ||
504 !_cups_strcasecmp(value
, "yes") ||
505 !_cups_strcasecmp(value
, "true");
507 else if (!_cups_strcasecmp(name
, "encryption"))
510 * Enable/disable encryption?
513 if (!_cups_strcasecmp(value
, "always"))
514 cupsSetEncryption(HTTP_ENCRYPT_ALWAYS
);
515 else if (!_cups_strcasecmp(value
, "required"))
516 cupsSetEncryption(HTTP_ENCRYPT_REQUIRED
);
517 else if (!_cups_strcasecmp(value
, "never"))
518 cupsSetEncryption(HTTP_ENCRYPT_NEVER
);
519 else if (!_cups_strcasecmp(value
, "ifrequested"))
520 cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED
);
523 _cupsLangPrintFilter(stderr
, "ERROR",
524 _("Unknown encryption option value: \"%s\"."),
528 else if (!_cups_strcasecmp(name
, "snmp"))
531 * Enable/disable SNMP stuff...
534 snmp_enabled
= !value
[0] || !_cups_strcasecmp(value
, "on") ||
535 !_cups_strcasecmp(value
, "yes") ||
536 !_cups_strcasecmp(value
, "true");
538 else if (!_cups_strcasecmp(name
, "version"))
540 if (!strcmp(value
, "1.0"))
542 else if (!strcmp(value
, "1.1"))
544 else if (!strcmp(value
, "2.0"))
546 else if (!strcmp(value
, "2.1"))
548 else if (!strcmp(value
, "2.2"))
552 _cupsLangPrintFilter(stderr
, "ERROR",
553 _("Unknown version option value: \"%s\"."),
558 else if (!_cups_strcasecmp(name
, "compression"))
560 if (!_cups_strcasecmp(value
, "true") || !_cups_strcasecmp(value
, "yes") ||
561 !_cups_strcasecmp(value
, "on") || !_cups_strcasecmp(value
, "gzip"))
562 compression
= "gzip";
563 else if (!_cups_strcasecmp(value
, "deflate"))
564 compression
= "deflate";
565 else if (!_cups_strcasecmp(value
, "false") ||
566 !_cups_strcasecmp(value
, "no") ||
567 !_cups_strcasecmp(value
, "off") ||
568 !_cups_strcasecmp(value
, "none"))
569 compression
= "none";
571 #endif /* HAVE_LIBZ */
572 else if (!_cups_strcasecmp(name
, "contimeout"))
575 * Set the connection timeout...
579 contimeout
= atoi(value
);
587 _cupsLangPrintFilter(stderr
, "ERROR",
588 _("Unknown option \"%s\" with value \"%s\"."),
595 * If we have 7 arguments, print the file named on the command-line.
596 * Otherwise, copy stdin to a temporary file and print the temporary
604 send_options
= !_cups_strcasecmp(final_content_type
, "application/pdf") ||
605 !_cups_strcasecmp(final_content_type
, "application/vnd.cups-pdf") ||
606 !_cups_strncasecmp(final_content_type
, "image/", 6);
608 fputs("DEBUG: Sending stdin for job...\n", stderr
);
613 * Point to the files on the command-line...
616 num_files
= argc
- 6;
620 fprintf(stderr
, "DEBUG: %d files to send in job...\n", num_files
);
624 * Set the authentication info, if any...
627 cupsSetPasswordCB2((cups_password_cb2_t
)password_cb
, &password_tries
);
632 * Use authentication information in the device URI...
635 if ((password
= strchr(username
, ':')) != NULL
)
638 cupsSetUser(username
);
644 * Try loading authentication information from the environment.
647 const char *ptr
= getenv("AUTH_USERNAME");
651 strlcpy(username
, ptr
, sizeof(username
));
655 password
= getenv("AUTH_PASSWORD");
659 * Try finding the remote server...
662 start_time
= time(NULL
);
664 sprintf(portname
, "%d", port
);
666 update_reasons(NULL
, "+connecting-to-device");
667 fprintf(stderr
, "DEBUG: Looking up \"%s\"...\n", hostname
);
669 while ((addrlist
= httpAddrGetList(hostname
, AF_UNSPEC
, portname
)) == NULL
)
671 _cupsLangPrintFilter(stderr
, "INFO",
672 _("Unable to locate printer \"%s\"."), hostname
);
675 if (getenv("CLASS") != NULL
)
677 update_reasons(NULL
, "-connecting-to-device");
678 return (CUPS_BACKEND_STOP
);
682 return (CUPS_BACKEND_OK
);
685 http
= httpConnect2(hostname
, port
, addrlist
, AF_UNSPEC
, cupsEncryption(), 1,
687 httpSetTimeout(http
, 30.0, timeout_cb
, NULL
);
689 if (httpIsEncrypted(http
))
692 * Validate TLS credentials...
695 cups_array_t
*creds
; /* TLS credentials */
696 cups_array_t
*lcreds
= NULL
; /* Loaded credentials */
697 http_trust_t trust
; /* Trust level */
698 static const char *trusts
[] = { NULL
, "+cups-pki-invalid", "+cups-pki-changed", "+cups-pki-expired", NULL
, "+cups-pki-unknown" };
701 if (!httpCopyCredentials(http
, &creds
))
703 trust
= httpCredentialsGetTrust(creds
, hostname
);
705 update_reasons(NULL
, "-cups-pki-invalid,cups-pki-changed,cups-pki-expired,cups-pki-unknown");
708 update_reasons(NULL
, trusts
[trust
]);
709 return (CUPS_BACKEND_STOP
);
712 if (httpLoadCredentials(NULL
, &lcreds
, hostname
))
715 * Could not load the credentials, let's save the ones we have so we
716 * can detect changes...
719 httpSaveCredentials(NULL
, creds
, hostname
);
722 httpFreeCredentials(lcreds
);
723 httpFreeCredentials(creds
);
728 * See if the printer supports SNMP...
732 snmp_fd
= _cupsSNMPOpen(addrlist
->addr
.addr
.sa_family
);
737 have_supplies
= !backendSNMPSupplies(snmp_fd
, &(addrlist
->addr
),
740 have_supplies
= start_count
= 0;
743 * Wait for data from the filter...
748 if (!backendWaitLoop(snmp_fd
, &(addrlist
->addr
), 0, backendNetworkSideCB
))
749 return (CUPS_BACKEND_OK
);
750 else if ((bytes
= read(0, buffer
, sizeof(buffer
))) <= 0)
751 return (CUPS_BACKEND_OK
);
755 * Try connecting to the remote server...
758 delay
= _cupsNextDelay(0, &prev_delay
);
762 fprintf(stderr
, "DEBUG: Connecting to %s:%d\n", hostname
, port
);
763 _cupsLangPrintFilter(stderr
, "INFO", _("Connecting to printer."));
765 if (httpReconnect(http
))
767 int error
= errno
; /* Connection error */
769 if (http
->status
== HTTP_PKI_ERROR
)
770 update_reasons(NULL
, "+cups-certificate-error");
775 if (getenv("CLASS") != NULL
)
778 * If the CLASS environment variable is set, the job was submitted
779 * to a class and not to a specific queue. In this case, we want
780 * to abort immediately so that the job can be requeued on the next
781 * available printer in the class.
784 _cupsLangPrintFilter(stderr
, "INFO",
785 _("Unable to contact printer, queuing on next "
786 "printer in class."));
789 * Sleep 5 seconds to keep the job from requeuing too rapidly...
794 update_reasons(NULL
, "-connecting-to-device");
796 return (CUPS_BACKEND_FAILED
);
799 fprintf(stderr
, "DEBUG: Connection error: %s\n", strerror(errno
));
801 if (errno
== ECONNREFUSED
|| errno
== EHOSTDOWN
||
802 errno
== EHOSTUNREACH
)
804 if (contimeout
&& (time(NULL
) - start_time
) > contimeout
)
806 _cupsLangPrintFilter(stderr
, "ERROR",
807 _("The printer is not responding."));
808 update_reasons(NULL
, "-connecting-to-device");
809 return (CUPS_BACKEND_FAILED
);
815 _cupsLangPrintFilter(stderr
, "WARNING",
816 _("The printer may not exist or "
817 "is unavailable at this time."));
821 _cupsLangPrintFilter(stderr
, "WARNING",
822 _("The printer is unreachable at this "
828 _cupsLangPrintFilter(stderr
, "WARNING",
829 _("The printer is in use."));
833 sleep((unsigned)delay
);
835 delay
= _cupsNextDelay(delay
, &prev_delay
);
839 _cupsLangPrintFilter(stderr
, "ERROR",
840 _("The printer is not responding."));
848 update_reasons(NULL
, "-cups-certificate-error");
850 while (http
->fd
< 0);
853 return (CUPS_BACKEND_OK
);
855 return (CUPS_BACKEND_FAILED
);
857 update_reasons(NULL
, "-connecting-to-device");
858 _cupsLangPrintFilter(stderr
, "INFO", _("Connected to printer."));
860 fprintf(stderr
, "DEBUG: Connected to %s:%d...\n",
861 httpAddrString(http
->hostaddr
, addrname
, sizeof(addrname
)),
862 httpAddrPort(http
->hostaddr
));
865 * Build a URI for the printer and fill the standard IPP attributes for
866 * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it
867 * might contain username:password information...
870 httpAssembleURI(HTTP_URI_CODING_ALL
, uri
, sizeof(uri
), scheme
, NULL
, hostname
,
874 * First validate the destination and see if the device supports multiple
879 compression_sup
= NULL
;
880 #endif /* HAVE_LIBZ */
884 media_col_sup
= NULL
;
886 operations_sup
= NULL
;
887 doc_handling_sup
= NULL
;
888 print_color_mode_sup
= NULL
;
893 * Check for side-channel requests...
896 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
899 * Build the IPP request...
902 request
= ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES
);
903 ippSetVersion(request
, version
/ 10, version
% 10);
904 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
907 ippAddStrings(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
,
908 "requested-attributes", sizeof(pattrs
) / sizeof(pattrs
[0]),
915 fputs("DEBUG: Getting supported attributes...\n", stderr
);
917 if (http
->version
< HTTP_1_1
)
919 fprintf(stderr
, "DEBUG: Printer responded with HTTP version %d.%d.\n",
920 http
->version
/ 100, http
->version
% 100);
921 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
922 "cups-ipp-wrong-http-version");
925 supported
= cupsDoRequest(http
, request
, resource
);
926 ipp_status
= cupsLastError();
928 fprintf(stderr
, "DEBUG: Get-Printer-Attributes: %s (%s)\n",
929 ippErrorString(ipp_status
), cupsLastErrorString());
931 if (ipp_status
<= IPP_OK_CONFLICT
)
935 fprintf(stderr
, "DEBUG: Get-Printer-Attributes returned %s.\n",
936 ippErrorString(ipp_status
));
938 if (ipp_status
== IPP_PRINTER_BUSY
||
939 ipp_status
== IPP_SERVICE_UNAVAILABLE
)
941 if (contimeout
&& (time(NULL
) - start_time
) > contimeout
)
943 _cupsLangPrintFilter(stderr
, "ERROR",
944 _("The printer is not responding."));
945 return (CUPS_BACKEND_FAILED
);
948 _cupsLangPrintFilter(stderr
, "INFO", _("The printer is in use."));
950 report_printer_state(supported
);
952 sleep((unsigned)delay
);
954 delay
= _cupsNextDelay(delay
, &prev_delay
);
956 else if ((ipp_status
== IPP_BAD_REQUEST
||
957 ipp_status
== IPP_VERSION_NOT_SUPPORTED
) && version
> 10)
960 * Switch to IPP/1.1 or IPP/1.0...
965 _cupsLangPrintFilter(stderr
, "INFO", _("Preparing to print."));
967 "DEBUG: The printer does not support IPP/%d.%d, trying "
968 "IPP/1.1.\n", version
/ 10, version
% 10);
973 _cupsLangPrintFilter(stderr
, "INFO", _("Preparing to print."));
975 "DEBUG: The printer does not support IPP/%d.%d, trying "
976 "IPP/1.0.\n", version
/ 10, version
% 10);
982 else if (ipp_status
== IPP_NOT_FOUND
)
984 _cupsLangPrintFilter(stderr
, "ERROR",
985 _("The printer configuration is incorrect or the "
986 "printer no longer exists."));
988 ippDelete(supported
);
990 return (CUPS_BACKEND_STOP
);
992 else if (ipp_status
== IPP_FORBIDDEN
||
993 ipp_status
== IPP_AUTHENTICATION_CANCELED
)
995 const char *www_auth
= httpGetField(http
, HTTP_FIELD_WWW_AUTHENTICATE
);
996 /* WWW-Authenticate field value */
998 if (!strncmp(www_auth
, "Negotiate", 9))
999 auth_info_required
= "negotiate";
1000 else if (www_auth
[0])
1001 auth_info_required
= "username,password";
1003 fprintf(stderr
, "ATTR: auth-info-required=%s\n", auth_info_required
);
1004 return (CUPS_BACKEND_AUTH_REQUIRED
);
1006 else if (ipp_status
!= IPP_NOT_AUTHORIZED
)
1008 _cupsLangPrintFilter(stderr
, "ERROR",
1009 _("Unable to get printer status."));
1012 httpReconnect(http
);
1015 ippDelete(supported
);
1020 if (!getenv("CLASS"))
1023 * Check printer-is-accepting-jobs = false and printer-state-reasons for the
1024 * "spool-area-full" keyword...
1029 if ((printer_accepting
= ippFindAttribute(supported
,
1030 "printer-is-accepting-jobs",
1031 IPP_TAG_BOOLEAN
)) != NULL
&&
1032 !printer_accepting
->values
[0].boolean
)
1034 else if (!printer_accepting
)
1035 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1036 "cups-ipp-missing-printer-is-accepting-jobs");
1038 if ((printer_state
= ippFindAttribute(supported
,
1039 "printer-state-reasons",
1040 IPP_TAG_KEYWORD
)) == NULL
)
1042 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1043 "cups-ipp-missing-printer-state-reasons");
1047 for (i
= 0; i
< printer_state
->num_values
; i
++)
1049 if (!strcmp(printer_state
->values
[0].string
.text
,
1050 "spool-area-full") ||
1051 !strncmp(printer_state
->values
[0].string
.text
, "spool-area-full-",
1062 _cupsLangPrintFilter(stderr
, "INFO", _("The printer is in use."));
1064 report_printer_state(supported
);
1066 sleep((unsigned)delay
);
1068 delay
= _cupsNextDelay(delay
, &prev_delay
);
1070 ippDelete(supported
);
1072 ipp_status
= IPP_STATUS_ERROR_BUSY
;
1078 * Check for supported attributes...
1082 if ((compression_sup
= ippFindAttribute(supported
, "compression-supported",
1083 IPP_TAG_KEYWORD
)) != NULL
)
1086 * Check whether the requested compression is supported and/or default to
1087 * compression if supported...
1090 if (compression
&& !ippContainsString(compression_sup
, compression
))
1092 fprintf(stderr
, "DEBUG: Printer does not support the requested "
1093 "compression value \"%s\".\n", compression
);
1096 else if (!compression
)
1098 if (ippContainsString(compression_sup
, "gzip"))
1099 compression
= "gzip";
1100 else if (ippContainsString(compression_sup
, "deflate"))
1101 compression
= "deflate";
1104 fprintf(stderr
, "DEBUG: Automatically using \"%s\" compression.\n",
1108 #endif /* HAVE_LIBZ */
1110 if ((copies_sup
= ippFindAttribute(supported
, "copies-supported",
1111 IPP_TAG_RANGE
)) != NULL
)
1114 * Has the "copies-supported" attribute - does it have an upper
1118 fprintf(stderr
, "DEBUG: copies-supported=%d-%d\n",
1119 copies_sup
->values
[0].range
.lower
,
1120 copies_sup
->values
[0].range
.upper
);
1122 if (copies_sup
->values
[0].range
.upper
<= 1)
1123 copies_sup
= NULL
; /* No */
1126 cups_version
= ippFindAttribute(supported
, "cups-version", IPP_TAG_TEXT
);
1128 if ((format_sup
= ippFindAttribute(supported
, "document-format-supported",
1129 IPP_TAG_MIMETYPE
)) != NULL
)
1131 fprintf(stderr
, "DEBUG: document-format-supported (%d values)\n",
1132 format_sup
->num_values
);
1133 for (i
= 0; i
< format_sup
->num_values
; i
++)
1134 fprintf(stderr
, "DEBUG: [%d] = \"%s\"\n", i
,
1135 format_sup
->values
[i
].string
.text
);
1138 if ((media_col_sup
= ippFindAttribute(supported
, "media-col-supported",
1139 IPP_TAG_KEYWORD
)) != NULL
)
1141 fprintf(stderr
, "DEBUG: media-col-supported (%d values)\n",
1142 media_col_sup
->num_values
);
1143 for (i
= 0; i
< media_col_sup
->num_values
; i
++)
1144 fprintf(stderr
, "DEBUG: [%d] = \"%s\"\n", i
,
1145 media_col_sup
->values
[i
].string
.text
);
1148 print_color_mode_sup
= ippFindAttribute(supported
, "print-color-mode-supported", IPP_TAG_KEYWORD
);
1150 if ((operations_sup
= ippFindAttribute(supported
, "operations-supported",
1151 IPP_TAG_ENUM
)) != NULL
)
1153 fprintf(stderr
, "DEBUG: operations-supported (%d values)\n",
1154 operations_sup
->num_values
);
1155 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1156 fprintf(stderr
, "DEBUG: [%d] = %s\n", i
,
1157 ippOpString(operations_sup
->values
[i
].integer
));
1159 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1160 if (operations_sup
->values
[i
].integer
== IPP_PRINT_JOB
)
1163 if (i
>= operations_sup
->num_values
)
1164 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1165 "cups-ipp-missing-print-job");
1167 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1168 if (operations_sup
->values
[i
].integer
== IPP_CANCEL_JOB
)
1171 if (i
>= operations_sup
->num_values
)
1172 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1173 "cups-ipp-missing-cancel-job");
1175 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1176 if (operations_sup
->values
[i
].integer
== IPP_GET_JOB_ATTRIBUTES
)
1179 if (i
>= operations_sup
->num_values
)
1180 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1181 "cups-ipp-missing-get-job-attributes");
1183 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1184 if (operations_sup
->values
[i
].integer
== IPP_GET_PRINTER_ATTRIBUTES
)
1187 if (i
>= operations_sup
->num_values
)
1188 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1189 "cups-ipp-missing-get-printer-attributes");
1191 for (i
= 0; i
< operations_sup
->num_values
; i
++)
1193 if (operations_sup
->values
[i
].integer
== IPP_VALIDATE_JOB
)
1195 else if (operations_sup
->values
[i
].integer
== IPP_CREATE_JOB
)
1197 else if (operations_sup
->values
[i
].integer
== IPP_SEND_DOCUMENT
)
1199 else if (operations_sup
->values
[i
].integer
== IPP_GET_JOB_ATTRIBUTES
)
1203 if (create_job
&& !send_document
)
1205 fputs("DEBUG: Printer supports Create-Job but not Send-Document.\n",
1209 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1210 "cups-ipp-missing-send-document");
1214 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1215 "cups-ipp-missing-validate-job");
1218 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1219 "cups-ipp-missing-operations-supported");
1221 doc_handling_sup
= ippFindAttribute(supported
,
1222 "multiple-document-handling-supported",
1225 report_printer_state(supported
);
1227 while (!job_canceled
&& ipp_status
> IPP_OK_CONFLICT
);
1230 return (CUPS_BACKEND_OK
);
1233 * See if the printer is accepting jobs and is not stopped; if either
1234 * condition is true and we are printing to a class, requeue the job...
1237 if (getenv("CLASS") != NULL
)
1239 printer_state
= ippFindAttribute(supported
, "printer-state",
1241 printer_accepting
= ippFindAttribute(supported
, "printer-is-accepting-jobs",
1244 if (printer_state
== NULL
||
1245 (printer_state
->values
[0].integer
> IPP_PRINTER_PROCESSING
&&
1247 printer_accepting
== NULL
||
1248 !printer_accepting
->values
[0].boolean
)
1251 * If the CLASS environment variable is set, the job was submitted
1252 * to a class and not to a specific queue. In this case, we want
1253 * to abort immediately so that the job can be requeued on the next
1254 * available printer in the class.
1257 _cupsLangPrintFilter(stderr
, "INFO",
1258 _("Unable to contact printer, queuing on next "
1259 "printer in class."));
1261 ippDelete(supported
);
1265 * Sleep 5 seconds to keep the job from requeuing too rapidly...
1270 return (CUPS_BACKEND_FAILED
);
1275 * See if the printer supports multiple copies...
1278 copies
= atoi(argv
[4]);
1280 if (copies_sup
|| argc
< 7)
1281 copies_remaining
= 1;
1283 copies_remaining
= copies
;
1286 * Prepare remaining printing options...
1293 num_options
= cupsParseOptions(argv
[5], 0, &options
);
1295 if (!cups_version
&& media_col_sup
)
1298 * Load the PPD file and generate PWG attribute mapping information...
1301 ppd_attr_t
*mandatory
; /* cupsMandatory value */
1303 ppd
= ppdOpenFile(getenv("PPD"));
1304 pc
= _ppdCacheCreateWithPPD(ppd
);
1306 ppdMarkDefaults(ppd
);
1307 cupsMarkOptions(ppd
, num_options
, options
);
1309 if ((mandatory
= ppdFindAttr(ppd
, "cupsMandatory", NULL
)) != NULL
)
1310 strlcpy(mandatory_attrs
, mandatory
->value
, sizeof(mandatory_attrs
));
1316 document_format
= NULL
;
1318 if (format_sup
!= NULL
)
1320 for (i
= 0; i
< format_sup
->num_values
; i
++)
1321 if (!_cups_strcasecmp(final_content_type
,
1322 format_sup
->values
[i
].string
.text
))
1324 document_format
= final_content_type
;
1328 if (!document_format
)
1330 for (i
= 0; i
< format_sup
->num_values
; i
++)
1331 if (!_cups_strcasecmp("application/octet-stream",
1332 format_sup
->values
[i
].string
.text
))
1334 document_format
= "application/octet-stream";
1340 fprintf(stderr
, "DEBUG: final_content_type=\"%s\", document_format=\"%s\"\n",
1341 final_content_type
, document_format
? document_format
: "(null)");
1344 * If the printer does not support HTTP/1.1 (which IPP requires), copy stdin
1345 * to a temporary file so that we can do a HTTP/1.0 submission...
1347 * (I hate compatibility hacks!)
1350 if (http
->version
< HTTP_1_1
&& num_files
== 0)
1352 if ((fd
= cupsTempFd(tmpfilename
, sizeof(tmpfilename
))) < 0)
1354 perror("DEBUG: Unable to create temporary file");
1355 return (CUPS_BACKEND_FAILED
);
1358 _cupsLangPrintFilter(stderr
, "INFO", _("Copying print data."));
1360 if ((compatsize
= write(fd
, buffer
, (size_t)bytes
)) < 0)
1362 perror("DEBUG: Unable to write temporary file");
1363 return (CUPS_BACKEND_FAILED
);
1366 if ((bytes
= backendRunLoop(-1, fd
, snmp_fd
, &(addrlist
->addr
), 0, 0,
1367 backendNetworkSideCB
)) < 0)
1368 return (CUPS_BACKEND_FAILED
);
1370 compatsize
+= bytes
;
1374 compatfile
= tmpfilename
;
1375 files
= &compatfile
;
1378 else if (http
->version
< HTTP_1_1
&& num_files
== 1)
1380 struct stat fileinfo
; /* File information */
1382 if (!stat(files
[0], &fileinfo
))
1383 compatsize
= fileinfo
.st_size
;
1387 * If the printer only claims to support IPP/1.0, or if the user specifically
1388 * included version=1.0 in the URI, then do not try to use Create-Job or
1389 * Send-Document. This is another dreaded compatibility hack, but
1390 * unfortunately there are enough broken printers out there that we need
1395 create_job
= send_document
= 0;
1398 * Start monitoring the printer in the background...
1402 monitor
.hostname
= hostname
;
1403 monitor
.user
= argv
[2];
1404 monitor
.resource
= resource
;
1405 monitor
.port
= port
;
1406 monitor
.version
= version
;
1408 monitor
.create_job
= create_job
;
1409 monitor
.get_job_attrs
= get_job_attrs
;
1410 monitor
.encryption
= cupsEncryption();
1411 monitor
.job_state
= IPP_JOB_PENDING
;
1412 monitor
.printer_state
= IPP_PRINTER_IDLE
;
1416 monitor
.job_name
= argv
[3];
1420 snprintf(print_job_name
, sizeof(print_job_name
), "%s - %s", argv
[1],
1422 monitor
.job_name
= print_job_name
;
1425 _cupsThreadCreate((_cups_thread_func_t
)monitor_printer
, &monitor
);
1428 * Validate access to the printer...
1431 while (!job_canceled
&& validate_job
)
1433 request
= new_request(IPP_VALIDATE_JOB
, version
, uri
, argv
[2],
1434 monitor
.job_name
, num_options
, options
, compression
,
1435 copies_sup
? copies
: 1, document_format
, pc
, ppd
,
1436 media_col_sup
, doc_handling_sup
, print_color_mode_sup
);
1438 response
= cupsDoRequest(http
, request
, resource
);
1440 ipp_status
= cupsLastError();
1442 fprintf(stderr
, "DEBUG: Validate-Job: %s (%s)\n",
1443 ippErrorString(ipp_status
), cupsLastErrorString());
1445 if ((job_auth
= ippFindAttribute(response
, "job-authorization-uri",
1446 IPP_TAG_URI
)) != NULL
)
1447 num_options
= cupsAddOption("job-authorization-uri",
1448 ippGetString(job_auth
, 0, NULL
), num_options
,
1451 ippDelete(response
);
1456 if (ipp_status
== IPP_STATUS_ERROR_SERVICE_UNAVAILABLE
||
1457 ipp_status
== IPP_STATUS_ERROR_BUSY
)
1459 _cupsLangPrintFilter(stderr
, "INFO", _("The printer is in use."));
1462 else if (ipp_status
== IPP_STATUS_ERROR_DOCUMENT_FORMAT_NOT_SUPPORTED
||
1463 ipp_status
== IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES
||
1464 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED
||
1465 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED
||
1466 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED
||
1467 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED
)
1469 else if (ipp_status
== IPP_STATUS_ERROR_FORBIDDEN
||
1470 ipp_status
== IPP_STATUS_ERROR_NOT_AUTHORIZED
||
1471 ipp_status
== IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED
)
1473 const char *www_auth
= httpGetField(http
, HTTP_FIELD_WWW_AUTHENTICATE
);
1474 /* WWW-Authenticate field value */
1476 if (!strncmp(www_auth
, "Negotiate", 9))
1477 auth_info_required
= "negotiate";
1478 else if (www_auth
[0])
1479 auth_info_required
= "username,password";
1483 else if (ipp_status
== IPP_STATUS_ERROR_OPERATION_NOT_SUPPORTED
)
1486 * This is all too common...
1489 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1490 "cups-ipp-missing-validate-job");
1493 else if (ipp_status
< IPP_REDIRECTION_OTHER_SITE
||
1494 ipp_status
== IPP_BAD_REQUEST
)
1499 * Then issue the print-job request...
1504 while (!job_canceled
&& copies_remaining
> 0)
1507 * Check for side-channel requests...
1510 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
1513 * Build the IPP job creation request...
1519 request
= new_request((num_files
> 1 || create_job
) ? IPP_CREATE_JOB
:
1521 version
, uri
, argv
[2], monitor
.job_name
, num_options
,
1522 options
, compression
, copies_sup
? copies
: 1,
1523 document_format
, pc
, ppd
, media_col_sup
,
1524 doc_handling_sup
, print_color_mode_sup
);
1530 if (num_files
> 1 || create_job
)
1531 response
= cupsDoRequest(http
, request
, resource
);
1534 size_t length
= 0; /* Length of request */
1538 fputs("DEBUG: Sending file using HTTP/1.0 Content-Length...\n", stderr
);
1539 length
= ippLength(request
) + (size_t)compatsize
;
1542 fputs("DEBUG: Sending file using HTTP/1.1 chunking...\n", stderr
);
1544 http_status
= cupsSendRequest(http
, request
, resource
, length
);
1545 if (http_status
== HTTP_CONTINUE
&& request
->state
== IPP_DATA
)
1547 if (compression
&& strcmp(compression
, "none"))
1548 httpSetField(http
, HTTP_FIELD_CONTENT_ENCODING
, compression
);
1552 if ((fd
= open(files
[0], O_RDONLY
)) < 0)
1554 _cupsLangPrintError("ERROR", _("Unable to open print file"));
1555 return (CUPS_BACKEND_FAILED
);
1561 http_status
= cupsWriteRequestData(http
, buffer
, (size_t)bytes
);
1564 while (http_status
== HTTP_CONTINUE
&&
1565 (!job_canceled
|| compatsize
> 0))
1568 * Check for side-channel requests and more print data...
1573 FD_SET(snmp_fd
, &input
);
1575 while (select(fd
> snmp_fd
? fd
+ 1 : snmp_fd
+ 1, &input
, NULL
, NULL
,
1576 NULL
) <= 0 && !job_canceled
);
1578 if (FD_ISSET(snmp_fd
, &input
))
1579 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
1581 if (FD_ISSET(fd
, &input
))
1583 if ((bytes
= read(fd
, buffer
, sizeof(buffer
))) > 0)
1585 fprintf(stderr
, "DEBUG: Read %d bytes...\n", (int)bytes
);
1587 if ((http_status
= cupsWriteRequestData(http
, buffer
, (size_t)bytes
))
1591 else if (bytes
== 0 || (errno
!= EINTR
&& errno
!= EAGAIN
))
1596 if (http_status
== HTTP_ERROR
)
1597 fprintf(stderr
, "DEBUG: Error writing document data for "
1598 "Print-Job: %s\n", strerror(httpError(http
)));
1604 response
= cupsGetResponse(http
, resource
);
1608 ipp_status
= cupsLastError();
1610 fprintf(stderr
, "DEBUG: %s: %s (%s)\n",
1611 (num_files
> 1 || create_job
) ? "Create-Job" : "Print-Job",
1612 ippErrorString(ipp_status
), cupsLastErrorString());
1614 if (ipp_status
> IPP_OK_CONFLICT
)
1621 if (ipp_status
== IPP_STATUS_ERROR_SERVICE_UNAVAILABLE
||
1622 ipp_status
== IPP_STATUS_ERROR_NOT_POSSIBLE
||
1623 ipp_status
== IPP_STATUS_ERROR_BUSY
)
1625 _cupsLangPrintFilter(stderr
, "INFO", _("The printer is in use."));
1631 * We can't re-submit when we have no files to print, so exit
1632 * immediately with the right status code...
1638 else if (ipp_status
== IPP_STATUS_ERROR_JOB_CANCELED
||
1639 ipp_status
== IPP_STATUS_ERROR_NOT_AUTHORIZED
||
1640 ipp_status
== IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES
||
1641 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED
||
1642 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED
||
1643 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED
||
1644 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED
)
1649 * Update auth-info-required as needed...
1652 _cupsLangPrintFilter(stderr
, "ERROR",
1653 _("Print job was not accepted."));
1655 if (ipp_status
== IPP_STATUS_ERROR_FORBIDDEN
||
1656 ipp_status
== IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED
)
1658 const char *www_auth
= httpGetField(http
, HTTP_FIELD_WWW_AUTHENTICATE
);
1659 /* WWW-Authenticate field value */
1661 if (!strncmp(www_auth
, "Negotiate", 9))
1662 auth_info_required
= "negotiate";
1663 else if (www_auth
[0])
1664 auth_info_required
= "username,password";
1666 else if (ipp_status
== IPP_REQUEST_VALUE
)
1669 * Print file is too large, abort this job...
1680 * We can't re-submit when we have no files to print, so exit
1681 * immediately with the right status code...
1688 else if ((job_id_attr
= ippFindAttribute(response
, "job-id",
1689 IPP_TAG_INTEGER
)) == NULL
)
1691 fputs("DEBUG: Print job accepted - job ID unknown.\n", stderr
);
1692 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1693 "cups-ipp-missing-job-id");
1699 monitor
.job_id
= job_id
= job_id_attr
->values
[0].integer
;
1700 fprintf(stderr
, "DEBUG: Print job accepted - job ID %d.\n", job_id
);
1703 ippDelete(response
);
1708 if (job_id
&& (num_files
> 1 || create_job
))
1710 for (i
= 0; num_files
== 0 || i
< num_files
; i
++)
1713 * Check for side-channel requests...
1716 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
1719 * Send the next file in the job...
1722 request
= ippNewRequest(IPP_SEND_DOCUMENT
);
1723 ippSetVersion(request
, version
/ 10, version
% 10);
1725 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
1728 ippAddInteger(request
, IPP_TAG_OPERATION
, IPP_TAG_INTEGER
, "job-id",
1732 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
,
1733 "requesting-user-name", NULL
, argv
[2]);
1735 ippAddBoolean(request
, IPP_TAG_OPERATION
, "last-document",
1736 (i
+ 1) >= num_files
);
1738 if (document_format
)
1739 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_MIMETYPE
,
1740 "document-format", NULL
, document_format
);
1743 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
,
1744 "compression", NULL
, compression
);
1746 fprintf(stderr
, "DEBUG: Sending file %d using chunking...\n", i
+ 1);
1747 http_status
= cupsSendRequest(http
, request
, resource
, 0);
1748 if (http_status
== HTTP_CONTINUE
&& request
->state
== IPP_DATA
)
1750 if (compression
&& strcmp(compression
, "none"))
1751 httpSetField(http
, HTTP_FIELD_CONTENT_ENCODING
, compression
);
1756 http_status
= cupsWriteRequestData(http
, buffer
, (size_t)bytes
);
1760 if ((fd
= open(files
[i
], O_RDONLY
)) < 0)
1762 _cupsLangPrintError("ERROR", _("Unable to open print file"));
1763 return (CUPS_BACKEND_FAILED
);
1772 while (!job_canceled
&& http_status
== HTTP_CONTINUE
&&
1773 (bytes
= read(fd
, buffer
, sizeof(buffer
))) > 0)
1775 if ((http_status
= cupsWriteRequestData(http
, buffer
, (size_t)bytes
))
1781 * Check for side-channel requests...
1784 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
1792 if (http_status
== HTTP_ERROR
)
1793 fprintf(stderr
, "DEBUG: Error writing document data for "
1794 "Send-Document: %s\n", strerror(httpError(http
)));
1796 ippDelete(cupsGetResponse(http
, resource
));
1799 fprintf(stderr
, "DEBUG: Send-Document: %s (%s)\n",
1800 ippErrorString(cupsLastError()), cupsLastErrorString());
1802 if (cupsLastError() > IPP_OK_CONFLICT
)
1804 ipp_status
= cupsLastError();
1806 _cupsLangPrintFilter(stderr
, "ERROR",
1807 _("Unable to add document to print job."));
1814 if (num_files
== 0 || fd
< 0)
1820 if (ipp_status
<= IPP_OK_CONFLICT
&& argc
> 6)
1822 fprintf(stderr
, "PAGE: 1 %d\n", copies_sup
? atoi(argv
[4]) : 1);
1823 copies_remaining
--;
1825 else if ((ipp_status
== IPP_STATUS_ERROR_DOCUMENT_FORMAT_ERROR
|| ipp_status
== IPP_STATUS_ERROR_DOCUMENT_UNPRINTABLE
) &&
1827 document_format
&& strcmp(document_format
, "image/pwg-raster") && strcmp(document_format
, "image/urf"))
1830 * Need to reprocess the job as raster...
1833 fputs("JOBSTATE: cups-retry-as-raster\n", stderr
);
1835 cancel_job(http
, uri
, job_id
, resource
, argv
[2], version
);
1839 else if (ipp_status
== IPP_SERVICE_UNAVAILABLE
||
1840 ipp_status
== IPP_NOT_POSSIBLE
||
1841 ipp_status
== IPP_PRINTER_BUSY
)
1846 * Need to reprocess the entire job; if we have a job ID, cancel the
1851 cancel_job(http
, uri
, job_id
, resource
, argv
[2], version
);
1857 else if (ipp_status
== IPP_REQUEST_VALUE
||
1858 ipp_status
== IPP_ERROR_JOB_CANCELED
||
1859 ipp_status
== IPP_NOT_AUTHORIZED
||
1860 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED
||
1861 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED
||
1862 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED
||
1863 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED
||
1864 ipp_status
== IPP_INTERNAL_ERROR
)
1867 * Print file is too large, job was canceled, we need new
1868 * authentication data, or we had some sort of error...
1873 else if (ipp_status
== IPP_STATUS_ERROR_CUPS_UPGRADE_REQUIRED
)
1876 * Server is configured incorrectly; the policy for Create-Job and
1877 * Send-Document has to be the same (auth or no auth, encryption or
1878 * no encryption). Force the queue to stop since printing will never
1882 fputs("DEBUG: The server or printer is configured incorrectly.\n",
1884 fputs("DEBUG: The policy for Create-Job and Send-Document must have the "
1885 "same authentication and encryption requirements.\n", stderr
);
1887 ipp_status
= IPP_STATUS_ERROR_INTERNAL
;
1890 cancel_job(http
, uri
, job_id
, resource
, argv
[2], version
);
1894 else if (ipp_status
== IPP_NOT_FOUND
)
1897 * Printer does not actually implement support for Create-Job/
1898 * Send-Document, so log the conformance issue and stop the printer.
1901 fputs("DEBUG: This printer claims to support Create-Job and "
1902 "Send-Document, but those operations failed.\n", stderr
);
1903 fputs("DEBUG: Add '?version=1.0' to the device URI to use legacy "
1904 "compatibility mode.\n", stderr
);
1905 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1906 "cups-ipp-missing-send-document");
1908 ipp_status
= IPP_INTERNAL_ERROR
; /* Force queue to stop */
1913 copies_remaining
--;
1916 * Wait for the job to complete...
1919 if (!job_id
|| !waitjob
|| !get_job_attrs
)
1922 fputs("STATE: +cups-waiting-for-job-completed\n", stderr
);
1924 _cupsLangPrintFilter(stderr
, "INFO", _("Waiting for job to complete."));
1926 for (delay
= _cupsNextDelay(0, &prev_delay
); !job_canceled
;)
1929 * Check for side-channel requests...
1932 backendCheckSideChannel(snmp_fd
, http
->hostaddr
);
1935 * Check printer state...
1938 check_printer_state(http
, uri
, resource
, argv
[2], version
);
1940 if (cupsLastError() <= IPP_OK_CONFLICT
)
1944 * Build an IPP_GET_JOB_ATTRIBUTES request...
1947 request
= ippNewRequest(IPP_GET_JOB_ATTRIBUTES
);
1948 ippSetVersion(request
, version
/ 10, version
% 10);
1950 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
1953 ippAddInteger(request
, IPP_TAG_OPERATION
, IPP_TAG_INTEGER
, "job-id",
1957 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
,
1958 "requesting-user-name", NULL
, argv
[2]);
1960 ippAddStrings(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
,
1961 "requested-attributes", sizeof(jattrs
) / sizeof(jattrs
[0]),
1968 httpReconnect(http
);
1969 response
= cupsDoRequest(http
, request
, resource
);
1970 ipp_status
= cupsLastError();
1972 if (ipp_status
== IPP_NOT_FOUND
|| ipp_status
== IPP_NOT_POSSIBLE
)
1975 * Job has gone away and/or the server has no job history...
1978 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
1979 "cups-ipp-missing-job-history");
1980 ippDelete(response
);
1982 ipp_status
= IPP_OK
;
1986 fprintf(stderr
, "DEBUG: Get-Job-Attributes: %s (%s)\n",
1987 ippErrorString(ipp_status
), cupsLastErrorString());
1989 if (ipp_status
<= IPP_OK_CONFLICT
)
1993 if (ipp_status
!= IPP_SERVICE_UNAVAILABLE
&&
1994 ipp_status
!= IPP_PRINTER_BUSY
)
1996 ippDelete(response
);
1997 ipp_status
= IPP_OK
;
2000 else if (ipp_status
== IPP_INTERNAL_ERROR
)
2004 if (waitjob_tries
> 4)
2006 ippDelete(response
);
2007 ipp_status
= IPP_OK
;
2015 if ((job_state
= ippFindAttribute(response
, "job-state",
2016 IPP_TAG_ENUM
)) != NULL
)
2019 * Reflect the remote job state in the local queue...
2023 job_state
->values
[0].integer
>= IPP_JOB_PENDING
&&
2024 job_state
->values
[0].integer
<= IPP_JOB_COMPLETED
)
2025 update_reasons(NULL
,
2026 remote_job_states
[job_state
->values
[0].integer
-
2029 if ((job_sheets
= ippFindAttribute(response
, "job-impressions-completed", IPP_TAG_INTEGER
)) == NULL
)
2030 job_sheets
= ippFindAttribute(response
, "job-media-sheets-completed", IPP_TAG_INTEGER
);
2033 fprintf(stderr
, "PAGE: total %d\n",
2034 job_sheets
->values
[0].integer
);
2037 * Stop polling if the job is finished or pending-held...
2040 if (job_state
->values
[0].integer
> IPP_JOB_STOPPED
)
2042 ippDelete(response
);
2046 else if (ipp_status
!= IPP_SERVICE_UNAVAILABLE
&&
2047 ipp_status
!= IPP_NOT_POSSIBLE
&&
2048 ipp_status
!= IPP_PRINTER_BUSY
)
2051 * If the printer does not return a job-state attribute, it does not
2052 * conform to the IPP specification - break out immediately and fail
2056 update_reasons(NULL
, "+cups-ipp-conformance-failure-report,"
2057 "cups-ipp-missing-job-state");
2058 ipp_status
= IPP_INTERNAL_ERROR
;
2063 ippDelete(response
);
2066 * Wait before polling again...
2069 sleep((unsigned)delay
);
2071 delay
= _cupsNextDelay(delay
, &prev_delay
);
2076 * Cancel the job as needed...
2079 if (job_canceled
> 0 && job_id
> 0)
2081 cancel_job(http
, uri
, job_id
, resource
, argv
[2], version
);
2083 if (cupsLastError() > IPP_OK_CONFLICT
)
2084 _cupsLangPrintFilter(stderr
, "ERROR", _("Unable to cancel print job."));
2088 * Check the printer state and report it if necessary...
2091 check_printer_state(http
, uri
, resource
, argv
[2], version
);
2093 if (cupsLastError() <= IPP_OK_CONFLICT
)
2097 * Collect the final page count as needed...
2100 if (have_supplies
&&
2101 !backendSNMPSupplies(snmp_fd
, &(http
->addrlist
->addr
), &page_count
,
2103 page_count
> start_count
)
2104 fprintf(stderr
, "PAGE: total %d\n", page_count
- start_count
);
2108 * See if we used Kerberos at all...
2112 auth_info_required
= "negotiate";
2113 #endif /* HAVE_GSSAPI */
2121 cupsFreeOptions(num_options
, options
);
2122 _ppdCacheDestroy(pc
);
2127 ippDelete(supported
);
2130 * Remove the temporary file(s) if necessary...
2134 unlink(tmpfilename
);
2137 * Return the queue status...
2140 if (ipp_status
== IPP_NOT_AUTHORIZED
|| ipp_status
== IPP_FORBIDDEN
||
2141 ipp_status
== IPP_AUTHENTICATION_CANCELED
||
2142 ipp_status
<= IPP_OK_CONFLICT
)
2143 fprintf(stderr
, "ATTR: auth-info-required=%s\n", auth_info_required
);
2145 if (ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED
)
2146 fputs("JOBSTATE: account-info-needed\n", stderr
);
2147 else if (ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED
)
2148 fputs("JOBSTATE: account-closed\n", stderr
);
2149 else if (ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED
)
2150 fputs("JOBSTATE: account-limit-reached\n", stderr
);
2151 else if (ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED
)
2152 fputs("JOBSTATE: account-authorization-failed\n", stderr
);
2154 if (ipp_status
== IPP_NOT_AUTHORIZED
|| ipp_status
== IPP_FORBIDDEN
||
2155 ipp_status
== IPP_AUTHENTICATION_CANCELED
)
2156 return (CUPS_BACKEND_AUTH_REQUIRED
);
2157 else if (ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED
||
2158 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED
||
2159 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED
||
2160 ipp_status
== IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED
)
2161 return (CUPS_BACKEND_HOLD
);
2162 else if (ipp_status
== IPP_INTERNAL_ERROR
)
2163 return (CUPS_BACKEND_STOP
);
2164 else if (ipp_status
== IPP_CONFLICT
)
2165 return (CUPS_BACKEND_FAILED
);
2166 else if (ipp_status
== IPP_REQUEST_VALUE
||
2167 ipp_status
== IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES
||
2168 ipp_status
== IPP_DOCUMENT_FORMAT
|| job_canceled
< 0)
2170 if (ipp_status
== IPP_REQUEST_VALUE
)
2171 _cupsLangPrintFilter(stderr
, "ERROR", _("Print job too large."));
2172 else if (ipp_status
== IPP_DOCUMENT_FORMAT
)
2173 _cupsLangPrintFilter(stderr
, "ERROR",
2174 _("Printer cannot print supplied content."));
2175 else if (ipp_status
== IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES
)
2176 _cupsLangPrintFilter(stderr
, "ERROR",
2177 _("Printer cannot print with supplied options."));
2179 _cupsLangPrintFilter(stderr
, "ERROR", _("Print job canceled at printer."));
2181 return (CUPS_BACKEND_CANCEL
);
2183 else if (ipp_status
> IPP_OK_CONFLICT
&& ipp_status
!= IPP_ERROR_JOB_CANCELED
)
2184 return (CUPS_BACKEND_RETRY_CURRENT
);
2186 return (CUPS_BACKEND_OK
);
2191 * 'cancel_job()' - Cancel a print job.
2195 cancel_job(http_t
*http
, /* I - HTTP connection */
2196 const char *uri
, /* I - printer-uri */
2197 int id
, /* I - job-id */
2198 const char *resource
, /* I - Resource path */
2199 const char *user
, /* I - requesting-user-name */
2200 int version
) /* I - IPP version */
2202 ipp_t
*request
; /* Cancel-Job request */
2205 _cupsLangPrintFilter(stderr
, "INFO", _("Canceling print job."));
2207 request
= ippNewRequest(IPP_CANCEL_JOB
);
2208 ippSetVersion(request
, version
/ 10, version
% 10);
2210 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
2212 ippAddInteger(request
, IPP_TAG_OPERATION
, IPP_TAG_INTEGER
, "job-id", id
);
2214 if (user
&& user
[0])
2215 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
,
2216 "requesting-user-name", NULL
, user
);
2222 ippDelete(cupsDoRequest(http
, request
, resource
));
2227 * 'check_printer_state()' - Check the printer state.
2230 static ipp_pstate_t
/* O - Current printer-state */
2231 check_printer_state(
2232 http_t
*http
, /* I - HTTP connection */
2233 const char *uri
, /* I - Printer URI */
2234 const char *resource
, /* I - Resource path */
2235 const char *user
, /* I - Username, if any */
2236 int version
) /* I - IPP version */
2238 ipp_t
*request
, /* IPP request */
2239 *response
; /* IPP response */
2240 ipp_attribute_t
*attr
; /* Attribute in response */
2241 ipp_pstate_t printer_state
= IPP_PRINTER_STOPPED
;
2242 /* Current printer-state */
2246 * Send a Get-Printer-Attributes request and log the results...
2249 request
= ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES
);
2250 ippSetVersion(request
, version
/ 10, version
% 10);
2252 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
2255 if (user
&& user
[0])
2256 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
,
2257 "requesting-user-name", NULL
, user
);
2259 ippAddStrings(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
,
2260 "requested-attributes",
2261 (int)(sizeof(pattrs
) / sizeof(pattrs
[0])), NULL
, pattrs
);
2263 if ((response
= cupsDoRequest(http
, request
, resource
)) != NULL
)
2265 report_printer_state(response
);
2267 if ((attr
= ippFindAttribute(response
, "printer-state",
2268 IPP_TAG_ENUM
)) != NULL
)
2269 printer_state
= (ipp_pstate_t
)attr
->values
[0].integer
;
2271 ippDelete(response
);
2274 fprintf(stderr
, "DEBUG: Get-Printer-Attributes: %s (%s)\n",
2275 ippErrorString(cupsLastError()), cupsLastErrorString());
2278 * Return the printer-state value...
2281 return (printer_state
);
2286 * 'monitor_printer()' - Monitor the printer state.
2289 static void * /* O - Thread exit code */
2291 _cups_monitor_t
*monitor
) /* I - Monitoring data */
2293 http_t
*http
; /* Connection to printer */
2294 ipp_t
*request
, /* IPP request */
2295 *response
; /* IPP response */
2296 ipp_attribute_t
*attr
; /* Attribute in response */
2297 int delay
, /* Current delay */
2298 prev_delay
; /* Previous delay */
2299 ipp_op_t job_op
; /* Operation to use */
2300 int job_id
; /* Job ID */
2301 const char *job_name
; /* Job name */
2302 ipp_jstate_t job_state
; /* Job state */
2303 const char *job_user
; /* Job originating user name */
2304 int password_tries
= 0; /* Password tries */
2308 * Make a copy of the printer connection...
2311 http
= httpConnect2(monitor
->hostname
, monitor
->port
, NULL
, AF_UNSPEC
,
2312 monitor
->encryption
, 1, 0, NULL
);
2313 httpSetTimeout(http
, 30.0, timeout_cb
, NULL
);
2315 cupsSetUser(username
);
2317 cupsSetPasswordCB2((cups_password_cb2_t
)password_cb
, &password_tries
);
2320 * Loop until the job is canceled, aborted, or completed.
2323 delay
= _cupsNextDelay(0, &prev_delay
);
2325 monitor
->job_reasons
= 0;
2327 while (monitor
->job_state
< IPP_JOB_CANCELED
&& !job_canceled
)
2330 * Reconnect to the printer...
2333 if (!httpReconnect(http
))
2336 * Connected, so check on the printer state...
2339 monitor
->printer_state
= check_printer_state(http
, monitor
->uri
,
2343 if (cupsLastError() <= IPP_OK_CONFLICT
)
2346 if (monitor
->job_id
== 0 && monitor
->create_job
)
2349 * No job-id yet, so continue...
2352 goto monitor_disconnect
;
2356 * Check the status of the job itself...
2359 job_op
= (monitor
->job_id
> 0 && monitor
->get_job_attrs
) ?
2360 IPP_GET_JOB_ATTRIBUTES
: IPP_GET_JOBS
;
2361 request
= ippNewRequest(job_op
);
2362 ippSetVersion(request
, monitor
->version
/ 10, monitor
->version
% 10);
2364 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri",
2365 NULL
, monitor
->uri
);
2366 if (job_op
== IPP_GET_JOB_ATTRIBUTES
)
2367 ippAddInteger(request
, IPP_TAG_OPERATION
, IPP_TAG_INTEGER
, "job-id",
2370 if (monitor
->user
&& monitor
->user
[0])
2371 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
,
2372 "requesting-user-name", NULL
, monitor
->user
);
2374 ippAddStrings(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
,
2375 "requested-attributes",
2376 (int)(sizeof(jattrs
) / sizeof(jattrs
[0])), NULL
, jattrs
);
2382 response
= cupsDoRequest(http
, request
, monitor
->resource
);
2384 fprintf(stderr
, "DEBUG: (monitor) %s: %s (%s)\n", ippOpString(job_op
),
2385 ippErrorString(cupsLastError()), cupsLastErrorString());
2387 if (cupsLastError() <= IPP_OK_CONFLICT
)
2390 if (job_op
== IPP_GET_JOB_ATTRIBUTES
)
2392 if ((attr
= ippFindAttribute(response
, "job-state",
2393 IPP_TAG_ENUM
)) != NULL
)
2394 monitor
->job_state
= (ipp_jstate_t
)attr
->values
[0].integer
;
2396 monitor
->job_state
= IPP_JOB_COMPLETED
;
2400 for (attr
= response
->attrs
; attr
; attr
= attr
->next
)
2404 job_state
= IPP_JOB_PENDING
;
2407 while (attr
&& attr
->group_tag
!= IPP_TAG_JOB
)
2413 while (attr
&& attr
->group_tag
== IPP_TAG_JOB
)
2415 if (!strcmp(attr
->name
, "job-id") &&
2416 attr
->value_tag
== IPP_TAG_INTEGER
)
2417 job_id
= attr
->values
[0].integer
;
2418 else if (!strcmp(attr
->name
, "job-name") &&
2419 (attr
->value_tag
== IPP_TAG_NAME
||
2420 attr
->value_tag
== IPP_TAG_NAMELANG
))
2421 job_name
= attr
->values
[0].string
.text
;
2422 else if (!strcmp(attr
->name
, "job-state") &&
2423 attr
->value_tag
== IPP_TAG_ENUM
)
2424 job_state
= (ipp_jstate_t
)attr
->values
[0].integer
;
2425 else if (!strcmp(attr
->name
, "job-originating-user-name") &&
2426 (attr
->value_tag
== IPP_TAG_NAME
||
2427 attr
->value_tag
== IPP_TAG_NAMELANG
))
2428 job_user
= attr
->values
[0].string
.text
;
2433 if (job_id
> 0 && job_name
&& !strcmp(job_name
, monitor
->job_name
) &&
2434 job_user
&& monitor
->user
&& !strcmp(job_user
, monitor
->user
))
2436 monitor
->job_id
= job_id
;
2437 monitor
->job_state
= job_state
;
2446 if ((attr
= ippFindAttribute(response
, "job-state-reasons",
2447 IPP_TAG_KEYWORD
)) != NULL
)
2449 int i
, new_reasons
= 0; /* Looping var, new reasons */
2451 for (i
= 0; i
< attr
->num_values
; i
++)
2453 if (!strcmp(attr
->values
[i
].string
.text
,
2454 "account-authorization-failed"))
2455 new_reasons
|= _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED
;
2456 else if (!strcmp(attr
->values
[i
].string
.text
, "account-closed"))
2457 new_reasons
|= _CUPS_JSR_ACCOUNT_CLOSED
;
2458 else if (!strcmp(attr
->values
[i
].string
.text
, "account-info-needed"))
2459 new_reasons
|= _CUPS_JSR_ACCOUNT_INFO_NEEDED
;
2460 else if (!strcmp(attr
->values
[i
].string
.text
,
2461 "account-limit-reached"))
2462 new_reasons
|= _CUPS_JSR_ACCOUNT_LIMIT_REACHED
;
2463 else if (!strcmp(attr
->values
[i
].string
.text
, "job-password-wait"))
2464 new_reasons
|= _CUPS_JSR_JOB_PASSWORD_WAIT
;
2465 else if (!strcmp(attr
->values
[i
].string
.text
, "job-release-wait"))
2466 new_reasons
|= _CUPS_JSR_JOB_RELEASE_WAIT
;
2467 else if (!strncmp(attr
->values
[i
].string
.text
, "job-canceled-", 13) || !strcmp(attr
->values
[i
].string
.text
, "aborted-by-system"))
2471 if (new_reasons
!= monitor
->job_reasons
)
2473 if (new_reasons
& _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED
)
2474 fputs("JOBSTATE: account-authorization-failed\n", stderr
);
2475 else if (new_reasons
& _CUPS_JSR_ACCOUNT_CLOSED
)
2476 fputs("JOBSTATE: account-closed\n", stderr
);
2477 else if (new_reasons
& _CUPS_JSR_ACCOUNT_INFO_NEEDED
)
2478 fputs("JOBSTATE: account-info-needed\n", stderr
);
2479 else if (new_reasons
& _CUPS_JSR_ACCOUNT_LIMIT_REACHED
)
2480 fputs("JOBSTATE: account-limit-reached\n", stderr
);
2481 else if (new_reasons
& _CUPS_JSR_JOB_PASSWORD_WAIT
)
2482 fputs("JOBSTATE: job-password-wait\n", stderr
);
2483 else if (new_reasons
& _CUPS_JSR_JOB_RELEASE_WAIT
)
2484 fputs("JOBSTATE: job-release-wait\n", stderr
);
2486 fputs("JOBSTATE: job-printing\n", stderr
);
2488 monitor
->job_reasons
= new_reasons
;
2492 ippDelete(response
);
2494 fprintf(stderr
, "DEBUG: (monitor) job-state=%s\n",
2495 ippEnumString("job-state", monitor
->job_state
));
2497 if (!job_canceled
&&
2498 (monitor
->job_state
== IPP_JOB_CANCELED
||
2499 monitor
->job_state
== IPP_JOB_ABORTED
))
2503 * Disconnect from the printer - we'll reconnect on the next poll...
2508 _httpDisconnect(http
);
2512 * Sleep for N seconds...
2515 sleep((unsigned)delay
);
2517 delay
= _cupsNextDelay(delay
, &prev_delay
);
2521 * Cancel the job if necessary...
2524 if (job_canceled
> 0 && monitor
->job_id
> 0)
2526 if (!httpReconnect(http
))
2528 cancel_job(http
, monitor
->uri
, monitor
->job_id
, monitor
->resource
,
2529 monitor
->user
, monitor
->version
);
2531 if (cupsLastError() > IPP_OK_CONFLICT
)
2532 _cupsLangPrintFilter(stderr
, "ERROR", _("Unable to cancel print job."));
2537 * Cleanup and return...
2547 * 'new_request()' - Create a new print creation or validation request.
2550 static ipp_t
* /* O - Request data */
2552 ipp_op_t op
, /* I - IPP operation code */
2553 int version
, /* I - IPP version number */
2554 const char *uri
, /* I - printer-uri value */
2555 const char *user
, /* I - requesting-user-name value */
2556 const char *title
, /* I - job-name value */
2557 int num_options
, /* I - Number of options to send */
2558 cups_option_t
*options
, /* I - Options to send */
2559 const char *compression
, /* I - compression value or NULL */
2560 int copies
, /* I - copies value or 0 */
2561 const char *format
, /* I - document-format value or NULL */
2562 _ppd_cache_t
*pc
, /* I - PPD cache and mapping data */
2563 ppd_file_t
*ppd
, /* I - PPD file data */
2564 ipp_attribute_t
*media_col_sup
, /* I - media-col-supported values */
2565 ipp_attribute_t
*doc_handling_sup
, /* I - multiple-document-handling-supported values */
2566 ipp_attribute_t
*print_color_mode_sup
)
2567 /* I - Printer supports print-color-mode */
2569 ipp_t
*request
; /* Request data */
2570 const char *keyword
; /* PWG keyword */
2571 ipp_tag_t group
; /* Current group */
2572 ipp_attribute_t
*attr
; /* Current attribute */
2573 char buffer
[1024]; /* Value buffer */
2577 * Create the IPP request...
2580 request
= ippNewRequest(op
);
2581 ippSetVersion(request
, version
/ 10, version
% 10);
2583 fprintf(stderr
, "DEBUG: %s IPP/%d.%d\n",
2584 ippOpString(request
->request
.op
.operation_id
),
2585 request
->request
.op
.version
[0],
2586 request
->request
.op
.version
[1]);
2589 * Add standard attributes...
2592 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_URI
, "printer-uri", NULL
, uri
);
2593 fprintf(stderr
, "DEBUG: printer-uri=\"%s\"\n", uri
);
2597 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
, "requesting-user-name", NULL
, user
);
2598 fprintf(stderr
, "DEBUG: requesting-user-name=\"%s\"\n", user
);
2601 if (title
&& *title
)
2603 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_NAME
, "job-name", NULL
, title
);
2604 fprintf(stderr
, "DEBUG: job-name=\"%s\"\n", title
);
2607 if (format
&& op
!= IPP_CREATE_JOB
)
2609 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_MIMETYPE
, "document-format", NULL
, format
);
2610 fprintf(stderr
, "DEBUG: document-format=\"%s\"\n", format
);
2614 if (compression
&& op
!= IPP_OP_CREATE_JOB
&& op
!= IPP_OP_VALIDATE_JOB
)
2616 ippAddString(request
, IPP_TAG_OPERATION
, IPP_TAG_KEYWORD
, "compression", NULL
, compression
);
2617 fprintf(stderr
, "DEBUG: compression=\"%s\"\n", compression
);
2619 #endif /* HAVE_LIBZ */
2622 * Handle options on the command-line...
2625 if (num_options
> 0)
2630 * Send standard IPP attributes...
2633 fputs("DEBUG: Adding standard IPP operation/job attributes.\n", stderr
);
2635 copies
= _cupsConvertOptions(request
, ppd
, pc
, media_col_sup
, doc_handling_sup
, print_color_mode_sup
, user
, format
, copies
, num_options
, options
);
2638 * Map FaxOut options...
2641 if ((keyword
= cupsGetOption("phone", num_options
, options
)) != NULL
)
2643 ipp_t
*destination
; /* destination collection */
2644 char phone
[1024], /* Phone number string */
2645 *ptr
, /* Pointer into string */
2646 tel_uri
[1024]; /* tel: URI */
2647 static const char * const allowed
= "0123456789#*-+.()";
2648 /* Allowed characters */
2650 destination
= ippNew();
2653 * Unescape and filter out spaces and other characters that are not
2654 * allowed in a tel: URI.
2657 _httpDecodeURI(phone
, keyword
, sizeof(phone
));
2658 for (ptr
= phone
; *ptr
;)
2660 if (!strchr(allowed
, *ptr
))
2661 _cups_strcpy(ptr
, ptr
+ 1);
2666 httpAssembleURI(HTTP_URI_CODING_ALL
, tel_uri
, sizeof(tel_uri
), "tel", NULL
, NULL
, 0, phone
);
2667 ippAddString(destination
, IPP_TAG_JOB
, IPP_TAG_URI
, "destination-uri", NULL
, tel_uri
);
2669 if ((keyword
= cupsGetOption("faxPrefix", num_options
,
2670 options
)) != NULL
&& *keyword
)
2672 char predial
[1024]; /* Pre-dial string */
2674 _httpDecodeURI(predial
, keyword
, sizeof(predial
));
2675 ippAddString(destination
, IPP_TAG_JOB
, IPP_TAG_TEXT
, "pre-dial-string", NULL
, predial
);
2678 ippAddCollection(request
, IPP_TAG_JOB
, "destination-uris", destination
);
2679 ippDelete(destination
);
2685 * When talking to another CUPS server, send all options...
2688 fputs("DEBUG: Adding all operation/job attributes.\n", stderr
);
2689 cupsEncodeOptions2(request
, num_options
, options
, IPP_TAG_OPERATION
);
2690 cupsEncodeOptions2(request
, num_options
, options
, IPP_TAG_JOB
);
2693 if (copies
> 1 && (!pc
|| copies
<= pc
->max_copies
))
2694 ippAddInteger(request
, IPP_TAG_JOB
, IPP_TAG_INTEGER
, "copies", copies
);
2697 fprintf(stderr
, "DEBUG: IPP/%d.%d %s #%d\n", version
/ 10, version
% 10,
2698 ippOpString(ippGetOperation(request
)), ippGetRequestId(request
));
2699 for (group
= IPP_TAG_ZERO
, attr
= ippFirstAttribute(request
);
2701 attr
= ippNextAttribute(request
))
2703 const char *name
= ippGetName(attr
);
2707 group
= IPP_TAG_ZERO
;
2711 if (group
!= ippGetGroupTag(attr
))
2713 group
= ippGetGroupTag(attr
);
2714 fprintf(stderr
, "DEBUG: ---- %s ----\n", ippTagString(group
));
2717 ippAttributeString(attr
, buffer
, sizeof(buffer
));
2718 fprintf(stderr
, "DEBUG: %s %s%s %s\n", name
,
2719 ippGetCount(attr
) > 1 ? "1setOf " : "",
2720 ippTagString(ippGetValueTag(attr
)), buffer
);
2723 fprintf(stderr
, "DEBUG: ---- %s ----\n", ippTagString(IPP_TAG_END
));
2730 * 'password_cb()' - Disable the password prompt for cupsDoFileRequest().
2733 static const char * /* O - Password */
2734 password_cb(const char *prompt
, /* I - Prompt (not used) */
2735 http_t
*http
, /* I - Connection */
2736 const char *method
, /* I - Request method (not used) */
2737 const char *resource
, /* I - Resource path (not used) */
2738 int *password_tries
) /* I - Password tries */
2740 char def_username
[HTTP_MAX_VALUE
]; /* Default username */
2743 fprintf(stderr
, "DEBUG: password_cb(prompt=\"%s\", http=%p, method=\"%s\", "
2744 "resource=\"%s\", password_tries=%p(%d)), password=%p\n",
2745 prompt
, http
, method
, resource
, password_tries
, *password_tries
,
2752 if (!uri_credentials
)
2755 * Remember that we need to authenticate...
2758 auth_info_required
= "username,password";
2760 if (httpGetSubField(http
, HTTP_FIELD_WWW_AUTHENTICATE
, "username",
2763 char quoted
[HTTP_MAX_VALUE
* 2 + 4];
2766 fprintf(stderr
, "ATTR: auth-info-default=%s,\n",
2767 quote_string(def_username
, quoted
, sizeof(quoted
)));
2771 if (password
&& *password
&& *password_tries
< 3)
2773 (*password_tries
) ++;
2775 cupsSetUser(username
);
2782 * Give up after 3 tries or if we don't have a password to begin with...
2791 * 'quote_string()' - Quote a string value.
2794 static const char * /* O - Quoted string */
2795 quote_string(const char *s
, /* I - String */
2796 char *q
, /* I - Quoted string buffer */
2797 size_t qsize
) /* I - Size of quoted string buffer */
2799 char *qptr
, /* Pointer into string buffer */
2800 *qend
; /* End of string buffer */
2804 qend
= q
+ qsize
- 5;
2815 while (*s
&& qptr
< qend
)
2817 if (*s
== '\\' || *s
== '\"' || *s
== '\'')
2819 if (qptr
< (qend
- 4))
2841 * 'report_attr()' - Report an IPP attribute value.
2845 report_attr(ipp_attribute_t
*attr
) /* I - Attribute */
2847 int i
; /* Looping var */
2848 char value
[1024], /* Value string */
2849 *valptr
; /* Pointer into value string */
2850 const char *cached
; /* Cached attribute */
2854 * Convert the attribute values into quoted strings...
2857 for (i
= 0, valptr
= value
;
2858 i
< attr
->num_values
&& valptr
< (value
+ sizeof(value
) - 10);
2864 switch (attr
->value_tag
)
2866 case IPP_TAG_INTEGER
:
2868 snprintf(valptr
, sizeof(value
) - (size_t)(valptr
- value
), "%d", attr
->values
[i
].integer
);
2869 valptr
+= strlen(valptr
);
2874 case IPP_TAG_KEYWORD
:
2875 quote_string(attr
->values
[i
].string
.text
, valptr
, (size_t)(value
+ sizeof(value
) - valptr
));
2876 valptr
+= strlen(valptr
);
2881 * Unsupported value type...
2890 _cupsMutexLock(&report_mutex
);
2892 if ((cached
= cupsGetOption(attr
->name
, num_attr_cache
,
2893 attr_cache
)) == NULL
|| strcmp(cached
, value
))
2896 * Tell the scheduler about the new values...
2899 num_attr_cache
= cupsAddOption(attr
->name
, value
, num_attr_cache
,
2901 fprintf(stderr
, "ATTR: %s=%s\n", attr
->name
, value
);
2904 _cupsMutexUnlock(&report_mutex
);
2909 * 'report_printer_state()' - Report the printer state.
2913 report_printer_state(ipp_t
*ipp
) /* I - IPP response */
2915 ipp_attribute_t
*pa
, /* printer-alert */
2916 *pam
, /* printer-alert-message */
2917 *pmja
, /* printer-mandatory-job-attributes */
2918 *psm
, /* printer-state-message */
2919 *reasons
, /* printer-state-reasons */
2920 *marker
; /* marker-* attributes */
2921 char value
[1024], /* State/message string */
2922 *valptr
; /* Pointer into string */
2923 static int ipp_supplies
= -1;
2924 /* Report supply levels? */
2928 * Report alerts and messages...
2931 if ((pa
= ippFindAttribute(ipp
, "printer-alert", IPP_TAG_TEXT
)) != NULL
)
2934 if ((pam
= ippFindAttribute(ipp
, "printer-alert-message",
2935 IPP_TAG_TEXT
)) != NULL
)
2938 if ((pmja
= ippFindAttribute(ipp
, "printer-mandatory-job-attributes", IPP_TAG_KEYWORD
)) != NULL
)
2940 int i
, /* Looping var */
2941 count
= ippGetCount(pmja
); /* Number of values */
2943 for (i
= 0, valptr
= value
; i
< count
; i
++, valptr
+= strlen(valptr
))
2946 snprintf(valptr
, sizeof(value
) - (size_t)(valptr
- value
), " %s", ippGetString(pmja
, i
, NULL
));
2948 strlcpy(value
, ippGetString(pmja
, i
, NULL
), sizeof(value
));
2951 if (strcmp(value
, mandatory_attrs
))
2953 strlcpy(mandatory_attrs
, value
, sizeof(mandatory_attrs
));
2954 fprintf(stderr
, "PPD: cupsMandatory=\"%s\"\n", value
);
2958 if ((psm
= ippFindAttribute(ipp
, "printer-state-message",
2959 IPP_TAG_TEXT
)) != NULL
)
2961 char *ptr
; /* Pointer into message */
2964 strlcpy(value
, "INFO: ", sizeof(value
));
2965 for (ptr
= psm
->values
[0].string
.text
, valptr
= value
+ 6;
2966 *ptr
&& valptr
< (value
+ sizeof(value
) - 6);
2969 if (*ptr
< ' ' && *ptr
> 0 && *ptr
!= '\t')
2972 * Substitute "<XX>" for the control character; sprintf is safe because
2973 * we always leave 6 chars free at the end...
2976 sprintf(valptr
, "<%02X>", *ptr
);
2986 fputs(value
, stderr
);
2990 * Now report printer-state-reasons, filtering out some of the reasons we never
2994 if ((reasons
= ippFindAttribute(ipp
, "printer-state-reasons",
2995 IPP_TAG_KEYWORD
)) == NULL
)
2998 update_reasons(reasons
, NULL
);
3001 * Relay the current marker-* attribute values...
3004 if (ipp_supplies
< 0)
3006 ppd_file_t
*ppd
; /* PPD file */
3007 ppd_attr_t
*ppdattr
; /* Attribute in PPD file */
3009 if ((ppd
= ppdOpenFile(getenv("PPD"))) != NULL
&&
3010 (ppdattr
= ppdFindAttr(ppd
, "cupsIPPSupplies", NULL
)) != NULL
&&
3011 ppdattr
->value
&& _cups_strcasecmp(ppdattr
->value
, "true"))
3019 if (ipp_supplies
> 0)
3021 if ((marker
= ippFindAttribute(ipp
, "marker-colors", IPP_TAG_NAME
)) != NULL
)
3022 report_attr(marker
);
3023 if ((marker
= ippFindAttribute(ipp
, "marker-high-levels",
3024 IPP_TAG_INTEGER
)) != NULL
)
3025 report_attr(marker
);
3026 if ((marker
= ippFindAttribute(ipp
, "marker-levels",
3027 IPP_TAG_INTEGER
)) != NULL
)
3028 report_attr(marker
);
3029 if ((marker
= ippFindAttribute(ipp
, "marker-low-levels",
3030 IPP_TAG_INTEGER
)) != NULL
)
3031 report_attr(marker
);
3032 if ((marker
= ippFindAttribute(ipp
, "marker-message",
3033 IPP_TAG_TEXT
)) != NULL
)
3034 report_attr(marker
);
3035 if ((marker
= ippFindAttribute(ipp
, "marker-names", IPP_TAG_NAME
)) != NULL
)
3036 report_attr(marker
);
3037 if ((marker
= ippFindAttribute(ipp
, "marker-types",
3038 IPP_TAG_KEYWORD
)) != NULL
)
3039 report_attr(marker
);
3044 #if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
3046 * 'run_as_user()' - Run the IPP backend as the printing user.
3048 * This function uses an XPC-based user agent to run the backend as the printing
3049 * user. We need to do this in order to have access to the user's Kerberos
3053 static int /* O - Exit status */
3054 run_as_user(char *argv
[], /* I - Command-line arguments */
3055 uid_t uid
, /* I - User ID */
3056 const char *device_uri
, /* I - Device URI */
3057 int fd
) /* I - File to print */
3059 const char *auth_negotiate
;/* AUTH_NEGOTIATE env var */
3060 xpc_connection_t conn
; /* Connection to XPC service */
3061 xpc_object_t request
; /* Request message dictionary */
3062 __block xpc_object_t response
; /* Response message dictionary */
3063 dispatch_semaphore_t sem
; /* Semaphore for waiting for response */
3064 int status
= CUPS_BACKEND_FAILED
;
3065 /* Status of request */
3068 fprintf(stderr
, "DEBUG: Running IPP backend as UID %d.\n", (int)uid
);
3071 * Connect to the user agent for the specified UID...
3074 conn
= xpc_connection_create_mach_service(kPMPrintUIToolAgent
,
3075 dispatch_get_global_queue(0, 0), 0);
3078 _cupsLangPrintFilter(stderr
, "ERROR",
3079 _("Unable to start backend process."));
3080 fputs("DEBUG: Unable to create connection to agent.\n", stderr
);
3084 xpc_connection_set_event_handler(conn
,
3085 ^(xpc_object_t event
)
3087 xpc_type_t messageType
= xpc_get_type(event
);
3089 if (messageType
== XPC_TYPE_ERROR
)
3091 if (event
== XPC_ERROR_CONNECTION_INTERRUPTED
)
3092 fprintf(stderr
, "DEBUG: Interrupted connection to service %s.\n",
3093 xpc_connection_get_name(conn
));
3094 else if (event
== XPC_ERROR_CONNECTION_INVALID
)
3095 fprintf(stderr
, "DEBUG: Connection invalid for service %s.\n",
3096 xpc_connection_get_name(conn
));
3098 fprintf(stderr
, "DEBUG: Unxpected error for service %s: %s\n",
3099 xpc_connection_get_name(conn
),
3100 xpc_dictionary_get_string(event
, XPC_ERROR_KEY_DESCRIPTION
));
3103 xpc_connection_set_target_uid(conn
, uid
);
3104 xpc_connection_resume(conn
);
3107 * Try starting the backend...
3110 request
= xpc_dictionary_create(NULL
, NULL
, 0);
3111 xpc_dictionary_set_int64(request
, "command", kPMStartJob
);
3112 xpc_dictionary_set_string(request
, "device-uri", device_uri
);
3113 xpc_dictionary_set_string(request
, "job-id", argv
[1]);
3114 xpc_dictionary_set_string(request
, "user", argv
[2]);
3115 xpc_dictionary_set_string(request
, "title", argv
[3]);
3116 xpc_dictionary_set_string(request
, "copies", argv
[4]);
3117 xpc_dictionary_set_string(request
, "options", argv
[5]);
3118 xpc_dictionary_set_string(request
, "auth-info-required",
3119 getenv("AUTH_INFO_REQUIRED"));
3120 if ((auth_negotiate
= getenv("AUTH_NEGOTIATE")) != NULL
)
3121 xpc_dictionary_set_string(request
, "auth-negotiate", auth_negotiate
);
3122 xpc_dictionary_set_fd(request
, "stdin", fd
);
3123 xpc_dictionary_set_fd(request
, "stderr", 2);
3124 xpc_dictionary_set_fd(request
, "side-channel", CUPS_SC_FD
);
3126 sem
= dispatch_semaphore_create(0);
3129 xpc_connection_send_message_with_reply(conn
, request
,
3130 dispatch_get_global_queue(0,0),
3131 ^(xpc_object_t reply
)
3133 /* Save the response and wake up */
3134 if (xpc_get_type(reply
)
3135 == XPC_TYPE_DICTIONARY
)
3136 response
= xpc_retain(reply
);
3138 dispatch_semaphore_signal(sem
);
3141 dispatch_semaphore_wait(sem
, DISPATCH_TIME_FOREVER
);
3142 xpc_release(request
);
3143 dispatch_release(sem
);
3147 child_pid
= (pid_t
)xpc_dictionary_get_int64(response
, "child-pid");
3149 xpc_release(response
);
3152 fprintf(stderr
, "DEBUG: Child PID=%d.\n", (int)child_pid
);
3155 _cupsLangPrintFilter(stderr
, "ERROR",
3156 _("Unable to start backend process."));
3157 fputs("DEBUG: No child PID.\n", stderr
);
3163 _cupsLangPrintFilter(stderr
, "ERROR",
3164 _("Unable to start backend process."));
3165 fputs("DEBUG: No reply from agent.\n", stderr
);
3170 * Then wait for the backend to finish...
3173 request
= xpc_dictionary_create(NULL
, NULL
, 0);
3174 xpc_dictionary_set_int64(request
, "command", kPMWaitForJob
);
3175 xpc_dictionary_set_fd(request
, "stderr", 2);
3177 sem
= dispatch_semaphore_create(0);
3180 xpc_connection_send_message_with_reply(conn
, request
,
3181 dispatch_get_global_queue(0,0),
3182 ^(xpc_object_t reply
)
3184 /* Save the response and wake up */
3185 if (xpc_get_type(reply
)
3186 == XPC_TYPE_DICTIONARY
)
3187 response
= xpc_retain(reply
);
3189 dispatch_semaphore_signal(sem
);
3192 dispatch_semaphore_wait(sem
, DISPATCH_TIME_FOREVER
);
3193 xpc_release(request
);
3194 dispatch_release(sem
);
3198 status
= (int)xpc_dictionary_get_int64(response
, "status");
3200 if (status
== SIGTERM
|| status
== SIGKILL
|| status
== SIGPIPE
)
3202 fprintf(stderr
, "DEBUG: Child terminated on signal %d.\n", status
);
3203 status
= CUPS_BACKEND_FAILED
;
3205 else if (WIFSIGNALED(status
))
3207 fprintf(stderr
, "DEBUG: Child crashed on signal %d.\n", status
);
3208 status
= CUPS_BACKEND_STOP
;
3210 else if (WIFEXITED(status
))
3212 status
= WEXITSTATUS(status
);
3213 fprintf(stderr
, "DEBUG: Child exited with status %d.\n", status
);
3216 xpc_release(response
);
3219 _cupsLangPrintFilter(stderr
, "ERROR",
3220 _("Unable to get backend exit status."));
3226 xpc_connection_cancel(conn
);
3232 #endif /* HAVE_GSSAPI && HAVE_XPC */
3236 * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend.
3240 sigterm_handler(int sig
) /* I - Signal */
3242 (void)sig
; /* remove compiler warnings... */
3244 write(2, "DEBUG: Got SIGTERM.\n", 20);
3246 #if defined(HAVE_GSSAPI) && defined(HAVE_XPC)
3249 kill(child_pid
, sig
);
3252 #endif /* HAVE_GSSAPI && HAVE_XPC */
3257 * Flag that the job should be canceled...
3260 write(2, "DEBUG: job_canceled = 1.\n", 25);
3267 * The scheduler already tried to cancel us once, now just terminate
3268 * after removing our temp file!
3272 unlink(tmpfilename
);
3279 * 'timeout_cb()' - Handle HTTP timeouts.
3282 static int /* O - 1 to continue, 0 to cancel */
3283 timeout_cb(http_t
*http
, /* I - Connection to server (unused) */
3284 void *user_data
) /* I - User data (unused) */
3289 return (!job_canceled
);
3294 * 'update_reasons()' - Update the printer-state-reasons values.
3298 update_reasons(ipp_attribute_t
*attr
, /* I - printer-state-reasons or NULL */
3299 const char *s
) /* I - STATE: string or NULL */
3301 char op
; /* Add (+), remove (-), replace (\0) */
3302 cups_array_t
*new_reasons
; /* New reasons array */
3303 char *reason
, /* Current reason */
3304 add
[2048], /* Reasons added string */
3305 *addptr
, /* Pointer into add string */
3306 rem
[2048], /* Reasons removed string */
3307 *remptr
; /* Pointer into remove string */
3308 const char *addprefix
, /* Current add string prefix */
3309 *remprefix
; /* Current remove string prefix */
3312 fprintf(stderr
, "DEBUG: update_reasons(attr=%d(%s%s), s=\"%s\")\n",
3313 attr
? attr
->num_values
: 0, attr
? attr
->values
[0].string
.text
: "",
3314 attr
&& attr
->num_values
> 1 ? ",..." : "", s
? s
: "(null)");
3317 * Create an array of new reason keyword strings...
3322 int i
; /* Looping var */
3324 new_reasons
= cupsArrayNew((cups_array_func_t
)strcmp
, NULL
);
3327 for (i
= 0; i
< attr
->num_values
; i
++)
3329 reason
= attr
->values
[i
].string
.text
;
3331 if (strcmp(reason
, "none") &&
3332 strcmp(reason
, "none-report") &&
3333 strcmp(reason
, "paused") &&
3334 strncmp(reason
, "spool-area-full", 15) &&
3335 strcmp(reason
, "com.apple.print.recoverable-warning") &&
3336 strncmp(reason
, "cups-", 5))
3337 cupsArrayAdd(new_reasons
, reason
);
3342 if (*s
== '+' || *s
== '-')
3347 new_reasons
= _cupsArrayNewStrings(s
, ',');
3353 * Compute the changes...
3357 addprefix
= "STATE: +";
3360 remprefix
= "STATE: -";
3363 fprintf(stderr
, "DEBUG2: op='%c', new_reasons=%d, state_reasons=%d\n",
3364 op
? op
: ' ', cupsArrayCount(new_reasons
),
3365 cupsArrayCount(state_reasons
));
3367 _cupsMutexLock(&report_mutex
);
3375 for (reason
= (char *)cupsArrayFirst(new_reasons
);
3377 reason
= (char *)cupsArrayNext(new_reasons
))
3379 if (!cupsArrayFind(state_reasons
, reason
))
3381 if (!strncmp(reason
, "cups-remote-", 12))
3384 * If we are setting cups-remote-xxx, remove all other cups-remote-xxx
3388 char *temp
; /* Current reason in state_reasons */
3390 cupsArraySave(state_reasons
);
3392 for (temp
= (char *)cupsArrayFirst(state_reasons
);
3394 temp
= (char *)cupsArrayNext(state_reasons
))
3395 if (!strncmp(temp
, "cups-remote-", 12))
3397 snprintf(remptr
, sizeof(rem
) - (size_t)(remptr
- rem
), "%s%s", remprefix
, temp
);
3398 remptr
+= strlen(remptr
);
3401 cupsArrayRemove(state_reasons
, temp
);
3405 cupsArrayRestore(state_reasons
);
3408 cupsArrayAdd(state_reasons
, reason
);
3410 snprintf(addptr
, sizeof(add
) - (size_t)(addptr
- add
), "%s%s", addprefix
, reason
);
3411 addptr
+= strlen(addptr
);
3422 for (reason
= (char *)cupsArrayFirst(new_reasons
);
3424 reason
= (char *)cupsArrayNext(new_reasons
))
3426 if (cupsArrayFind(state_reasons
, reason
))
3428 snprintf(remptr
, sizeof(rem
) - (size_t)(remptr
- rem
), "%s%s", remprefix
, reason
);
3429 remptr
+= strlen(remptr
);
3432 cupsArrayRemove(state_reasons
, reason
);
3439 * Replace reasons...
3442 for (reason
= (char *)cupsArrayFirst(state_reasons
);
3444 reason
= (char *)cupsArrayNext(state_reasons
))
3446 if (strncmp(reason
, "cups-", 5) && !cupsArrayFind(new_reasons
, reason
))
3448 snprintf(remptr
, sizeof(rem
) - (size_t)(remptr
- rem
), "%s%s", remprefix
, reason
);
3449 remptr
+= strlen(remptr
);
3452 cupsArrayRemove(state_reasons
, reason
);
3456 for (reason
= (char *)cupsArrayFirst(new_reasons
);
3458 reason
= (char *)cupsArrayNext(new_reasons
))
3460 if (!cupsArrayFind(state_reasons
, reason
))
3462 cupsArrayAdd(state_reasons
, reason
);
3464 snprintf(addptr
, sizeof(add
) - (size_t)(addptr
- add
), "%s%s", addprefix
, reason
);
3465 addptr
+= strlen(addptr
);
3471 _cupsMutexUnlock(&report_mutex
);
3474 * Report changes and return...
3477 if (add
[0] && rem
[0])
3478 fprintf(stderr
, "%s\n%s\n", add
, rem
);
3480 fprintf(stderr
, "%s\n", add
);
3482 fprintf(stderr
, "%s\n", rem
);