2 * Support code for the Common UNIX Printing System ("CUPS")
4 * Copyright 1999-2003 by Michael R Sweet.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #include <cups/cups.h>
26 #include <cups/language.h>
30 * 'cups_passwd_cb()' - The CUPS password callback...
33 static const char * /* O - Password or NULL */
34 cups_passwd_cb(const char *prompt) /* I - Prompt */
37 * Always return NULL to indicate that no password is available...
43 static http_t *cups_connect(void)
49 if (lp_cups_server() != NULL && strlen(lp_cups_server()) > 0) {
50 server = smb_xstrdup(lp_cups_server());
52 server = smb_xstrdup(cupsServer());
55 p = strchr(server, ':');
63 DEBUG(10, ("connecting to cups server %s:%d\n",
66 if ((http = httpConnect(server, port)) == NULL) {
67 DEBUG(0,("Unable to connect to CUPS server %s:%d - %s\n",
68 server, port, strerror(errno)));
77 BOOL cups_cache_reload(void)
79 http_t *http = NULL; /* HTTP connection to server */
80 ipp_t *request = NULL, /* IPP Request */
81 *response = NULL; /* IPP Response */
82 ipp_attribute_t *attr; /* Current attribute */
83 cups_lang_t *language = NULL; /* Default language */
84 char *name, /* printer-name attribute */
85 *info; /* printer-info attribute */
86 static const char *requested[] =/* Requested attributes */
93 DEBUG(5, ("reloading cups printcap cache\n"));
96 * Make sure we don't ask for passwords...
99 cupsSetPasswordCB(cups_passwd_cb);
102 * Try to connect to the server...
105 if ((http = cups_connect()) == NULL) {
110 * Build a CUPS_GET_PRINTERS request, which requires the following
114 * attributes-natural-language
115 * requested-attributes
120 request->request.op.operation_id = CUPS_GET_PRINTERS;
121 request->request.op.request_id = 1;
123 language = cupsLangDefault();
125 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
126 "attributes-charset", NULL, cupsLangEncoding(language));
128 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
129 "attributes-natural-language", NULL, language->language);
131 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
132 "requested-attributes",
133 (sizeof(requested) / sizeof(requested[0])),
137 * Do the request and get back a response...
140 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
141 DEBUG(0,("Unable to get printer list - %s\n",
142 ippErrorString(cupsLastError())));
146 for (attr = response->attrs; attr != NULL;) {
148 * Skip leading attributes until we hit a printer...
151 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
158 * Pull the needed attributes from this printer...
164 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
165 if (strcmp(attr->name, "printer-name") == 0 &&
166 attr->value_tag == IPP_TAG_NAME)
167 name = attr->values[0].string.text;
169 if (strcmp(attr->name, "printer-info") == 0 &&
170 attr->value_tag == IPP_TAG_TEXT)
171 info = attr->values[0].string.text;
177 * See if we have everything needed...
183 if (!pcap_cache_add(name, info)) {
192 * Build a CUPS_GET_CLASSES request, which requires the following
196 * attributes-natural-language
197 * requested-attributes
202 request->request.op.operation_id = CUPS_GET_CLASSES;
203 request->request.op.request_id = 1;
205 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
206 "attributes-charset", NULL, cupsLangEncoding(language));
208 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
209 "attributes-natural-language", NULL, language->language);
211 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
212 "requested-attributes",
213 (sizeof(requested) / sizeof(requested[0])),
217 * Do the request and get back a response...
220 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
221 DEBUG(0,("Unable to get printer list - %s\n",
222 ippErrorString(cupsLastError())));
226 for (attr = response->attrs; attr != NULL;) {
228 * Skip leading attributes until we hit a printer...
231 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
238 * Pull the needed attributes from this printer...
244 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
245 if (strcmp(attr->name, "printer-name") == 0 &&
246 attr->value_tag == IPP_TAG_NAME)
247 name = attr->values[0].string.text;
249 if (strcmp(attr->name, "printer-info") == 0 &&
250 attr->value_tag == IPP_TAG_TEXT)
251 info = attr->values[0].string.text;
257 * See if we have everything needed...
263 if (!pcap_cache_add(name, info)) {
275 cupsLangFree(language);
285 * 'cups_job_delete()' - Delete a job.
288 static int cups_job_delete(const char *sharename, const char *lprm_command, struct printjob *pjob)
290 int ret = 1; /* Return value */
291 http_t *http = NULL; /* HTTP connection to server */
292 ipp_t *request = NULL, /* IPP Request */
293 *response = NULL; /* IPP Response */
294 cups_lang_t *language = NULL; /* Default language */
295 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
298 DEBUG(5,("cups_job_delete(%s, %p (%d))\n", sharename, pjob, pjob->sysjob));
301 * Make sure we don't ask for passwords...
304 cupsSetPasswordCB(cups_passwd_cb);
307 * Try to connect to the server...
310 if ((http = cups_connect()) == NULL) {
315 * Build an IPP_CANCEL_JOB request, which requires the following
319 * attributes-natural-language
321 * requesting-user-name
326 request->request.op.operation_id = IPP_CANCEL_JOB;
327 request->request.op.request_id = 1;
329 language = cupsLangDefault();
331 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
332 "attributes-charset", NULL, cupsLangEncoding(language));
334 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
335 "attributes-natural-language", NULL, language->language);
337 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
339 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
341 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
345 * Do the request and get back a response...
348 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
349 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
350 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
351 ippErrorString(cupsLastError())));
356 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
357 ippErrorString(cupsLastError())));
365 cupsLangFree(language);
375 * 'cups_job_pause()' - Pause a job.
378 static int cups_job_pause(int snum, struct printjob *pjob)
380 int ret = 1; /* Return value */
381 http_t *http = NULL; /* HTTP connection to server */
382 ipp_t *request = NULL, /* IPP Request */
383 *response = NULL; /* IPP Response */
384 cups_lang_t *language = NULL; /* Default language */
385 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
388 DEBUG(5,("cups_job_pause(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
391 * Make sure we don't ask for passwords...
394 cupsSetPasswordCB(cups_passwd_cb);
397 * Try to connect to the server...
400 if ((http = cups_connect()) == NULL) {
405 * Build an IPP_HOLD_JOB request, which requires the following
409 * attributes-natural-language
411 * requesting-user-name
416 request->request.op.operation_id = IPP_HOLD_JOB;
417 request->request.op.request_id = 1;
419 language = cupsLangDefault();
421 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
422 "attributes-charset", NULL, cupsLangEncoding(language));
424 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
425 "attributes-natural-language", NULL, language->language);
427 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
429 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
431 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
435 * Do the request and get back a response...
438 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
439 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
440 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
441 ippErrorString(cupsLastError())));
446 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
447 ippErrorString(cupsLastError())));
455 cupsLangFree(language);
465 * 'cups_job_resume()' - Resume a paused job.
468 static int cups_job_resume(int snum, struct printjob *pjob)
470 int ret = 1; /* Return value */
471 http_t *http = NULL; /* HTTP connection to server */
472 ipp_t *request = NULL, /* IPP Request */
473 *response = NULL; /* IPP Response */
474 cups_lang_t *language = NULL; /* Default language */
475 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
478 DEBUG(5,("cups_job_resume(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
481 * Make sure we don't ask for passwords...
484 cupsSetPasswordCB(cups_passwd_cb);
487 * Try to connect to the server...
490 if ((http = cups_connect()) == NULL) {
495 * Build an IPP_RELEASE_JOB request, which requires the following
499 * attributes-natural-language
501 * requesting-user-name
506 request->request.op.operation_id = IPP_RELEASE_JOB;
507 request->request.op.request_id = 1;
509 language = cupsLangDefault();
511 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
512 "attributes-charset", NULL, cupsLangEncoding(language));
514 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
515 "attributes-natural-language", NULL, language->language);
517 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
519 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
521 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
525 * Do the request and get back a response...
528 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
529 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
530 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
531 ippErrorString(cupsLastError())));
536 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
537 ippErrorString(cupsLastError())));
545 cupsLangFree(language);
555 * 'cups_job_submit()' - Submit a job for printing.
558 static int cups_job_submit(int snum, struct printjob *pjob)
560 int ret = 1; /* Return value */
561 http_t *http = NULL; /* HTTP connection to server */
562 ipp_t *request = NULL, /* IPP Request */
563 *response = NULL; /* IPP Response */
564 cups_lang_t *language = NULL; /* Default language */
565 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
566 char *clientname = NULL; /* hostname of client for job-originating-host attribute */
569 cups_option_t *options = NULL;
571 DEBUG(5,("cups_job_submit(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
574 * Make sure we don't ask for passwords...
577 cupsSetPasswordCB(cups_passwd_cb);
580 * Try to connect to the server...
583 if ((http = cups_connect()) == NULL) {
588 * Build an IPP_PRINT_JOB request, which requires the following
592 * attributes-natural-language
594 * requesting-user-name
600 request->request.op.operation_id = IPP_PRINT_JOB;
601 request->request.op.request_id = 1;
603 language = cupsLangDefault();
605 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
606 "attributes-charset", NULL, cupsLangEncoding(language));
608 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
609 "attributes-natural-language", NULL, language->language);
611 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
614 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
615 "printer-uri", NULL, uri);
617 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
620 clientname = client_name();
621 if (strcmp(clientname, "UNKNOWN") == 0) {
622 clientname = client_addr();
625 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
626 "job-originating-host-name", NULL,
629 pstr_sprintf(new_jobname,"%s%.8u %s", PRINT_SPOOL_PREFIX,
630 (unsigned int)pjob->smbjob, pjob->jobname);
632 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
636 * add any options defined in smb.conf
641 num_options = cupsParseOptions(lp_cups_options(snum), num_options, &options);
644 cupsEncodeOptions(request, num_options, options);
647 * Do the request and get back a response...
650 slprintf(uri, sizeof(uri) - 1, "/printers/%s", PRINTERNAME(snum));
652 if ((response = cupsDoFileRequest(http, request, uri, pjob->filename)) != NULL) {
653 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
654 DEBUG(0,("Unable to print file to %s - %s\n", PRINTERNAME(snum),
655 ippErrorString(cupsLastError())));
660 DEBUG(0,("Unable to print file to `%s' - %s\n", PRINTERNAME(snum),
661 ippErrorString(cupsLastError())));
665 unlink(pjob->filename);
666 /* else print_job_end will do it for us */
673 cupsLangFree(language);
682 * 'cups_queue_get()' - Get all the jobs in the print queue.
685 static int cups_queue_get(const char *sharename,
686 enum printing_types printing_type,
688 print_queue_struct **q,
689 print_status_struct *status)
692 http_t *http = NULL; /* HTTP connection to server */
693 ipp_t *request = NULL, /* IPP Request */
694 *response = NULL; /* IPP Response */
695 ipp_attribute_t *attr = NULL; /* Current attribute */
696 cups_lang_t *language = NULL; /* Default language */
697 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
698 int qcount = 0, /* Number of active queue entries */
699 qalloc = 0; /* Number of queue entries allocated */
700 print_queue_struct *queue = NULL, /* Queue entries */
701 *temp; /* Temporary pointer for queue */
702 const char *user_name, /* job-originating-user-name attribute */
703 *job_name; /* job-name attribute */
704 int job_id; /* job-id attribute */
705 int job_k_octets; /* job-k-octets attribute */
706 time_t job_time; /* time-at-creation attribute */
707 ipp_jstate_t job_status; /* job-status attribute */
708 int job_priority; /* job-priority attribute */
709 static const char *jattrs[] = /* Requested job attributes */
714 "job-originating-user-name",
719 static const char *pattrs[] = /* Requested printer attributes */
722 "printer-state-message"
727 /* HACK ALERT!!! The problem with support the 'printer name'
728 option is that we key the tdb off the sharename. So we will
729 overload the lpq_command string to pass in the printername
730 (which is basically what we do for non-cups printers ... using
731 the lpq_command to get the queue listing). */
733 fstrcpy( printername, lpq_command );
735 DEBUG(5,("cups_queue_get(%s, %p, %p)\n", printername, q, status));
738 * Make sure we don't ask for passwords...
741 cupsSetPasswordCB(cups_passwd_cb);
744 * Try to connect to the server...
747 if ((http = cups_connect()) == NULL) {
752 * Generate the printer URI...
755 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s", printername);
758 * Build an IPP_GET_JOBS request, which requires the following
762 * attributes-natural-language
763 * requested-attributes
769 request->request.op.operation_id = IPP_GET_JOBS;
770 request->request.op.request_id = 1;
772 language = cupsLangDefault();
774 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
775 "attributes-charset", NULL, cupsLangEncoding(language));
777 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
778 "attributes-natural-language", NULL, language->language);
780 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
781 "requested-attributes",
782 (sizeof(jattrs) / sizeof(jattrs[0])),
785 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
786 "printer-uri", NULL, uri);
789 * Do the request and get back a response...
792 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
793 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
794 ippErrorString(cupsLastError())));
798 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
799 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
800 ippErrorString(response->request.status.status_code)));
805 * Process the jobs...
812 for (attr = response->attrs; attr != NULL; attr = attr->next) {
814 * Skip leading attributes until we hit a job...
817 while (attr != NULL && attr->group_tag != IPP_TAG_JOB)
824 * Allocate memory as needed...
826 if (qcount >= qalloc) {
829 queue = SMB_REALLOC_ARRAY(queue, print_queue_struct, qalloc);
832 DEBUG(0,("cups_queue_get: Not enough memory!"));
838 temp = queue + qcount;
839 memset(temp, 0, sizeof(print_queue_struct));
842 * Pull the needed attributes from this job...
847 job_status = IPP_JOB_PENDING;
853 while (attr != NULL && attr->group_tag == IPP_TAG_JOB) {
854 if (attr->name == NULL) {
859 if (strcmp(attr->name, "job-id") == 0 &&
860 attr->value_tag == IPP_TAG_INTEGER)
861 job_id = attr->values[0].integer;
863 if (strcmp(attr->name, "job-k-octets") == 0 &&
864 attr->value_tag == IPP_TAG_INTEGER)
865 job_k_octets = attr->values[0].integer;
867 if (strcmp(attr->name, "job-priority") == 0 &&
868 attr->value_tag == IPP_TAG_INTEGER)
869 job_priority = attr->values[0].integer;
871 if (strcmp(attr->name, "job-state") == 0 &&
872 attr->value_tag == IPP_TAG_ENUM)
873 job_status = (ipp_jstate_t)(attr->values[0].integer);
875 if (strcmp(attr->name, "time-at-creation") == 0 &&
876 attr->value_tag == IPP_TAG_INTEGER)
877 job_time = attr->values[0].integer;
879 if (strcmp(attr->name, "job-name") == 0 &&
880 attr->value_tag == IPP_TAG_NAME)
881 job_name = attr->values[0].string.text;
883 if (strcmp(attr->name, "job-originating-user-name") == 0 &&
884 attr->value_tag == IPP_TAG_NAME)
885 user_name = attr->values[0].string.text;
891 * See if we have everything needed...
894 if (user_name == NULL || job_name == NULL || job_id == 0) {
902 temp->size = job_k_octets * 1024;
903 temp->status = job_status == IPP_JOB_PENDING ? LPQ_QUEUED :
904 job_status == IPP_JOB_STOPPED ? LPQ_PAUSED :
905 job_status == IPP_JOB_HELD ? LPQ_PAUSED :
907 temp->priority = job_priority;
908 temp->time = job_time;
909 strncpy(temp->fs_user, user_name, sizeof(temp->fs_user) - 1);
910 strncpy(temp->fs_file, job_name, sizeof(temp->fs_file) - 1);
922 * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the
923 * following attributes:
926 * attributes-natural-language
927 * requested-attributes
933 request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
934 request->request.op.request_id = 1;
936 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
937 "attributes-charset", NULL, cupsLangEncoding(language));
939 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
940 "attributes-natural-language", NULL, language->language);
942 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
943 "requested-attributes",
944 (sizeof(pattrs) / sizeof(pattrs[0])),
947 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
948 "printer-uri", NULL, uri);
951 * Do the request and get back a response...
954 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
955 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
956 ippErrorString(cupsLastError())));
961 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
962 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
963 ippErrorString(response->request.status.status_code)));
969 * Get the current printer status and convert it to the SAMBA values.
972 if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL) {
973 if (attr->values[0].integer == IPP_PRINTER_STOPPED)
974 status->status = LPSTAT_STOPPED;
976 status->status = LPSTAT_OK;
979 if ((attr = ippFindAttribute(response, "printer-state-message",
980 IPP_TAG_TEXT)) != NULL)
981 fstrcpy(status->message, attr->values[0].string.text);
984 * Return the job queue...
994 cupsLangFree(language);
1004 * 'cups_queue_pause()' - Pause a print queue.
1007 static int cups_queue_pause(int snum)
1009 extern userdom_struct current_user_info;
1010 int ret = 1; /* Return value */
1011 http_t *http = NULL; /* HTTP connection to server */
1012 ipp_t *request = NULL, /* IPP Request */
1013 *response = NULL; /* IPP Response */
1014 cups_lang_t *language = NULL; /* Default language */
1015 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
1018 DEBUG(5,("cups_queue_pause(%d)\n", snum));
1021 * Make sure we don't ask for passwords...
1024 cupsSetPasswordCB(cups_passwd_cb);
1027 * Try to connect to the server...
1030 if ((http = cups_connect()) == NULL) {
1035 * Build an IPP_PAUSE_PRINTER request, which requires the following
1038 * attributes-charset
1039 * attributes-natural-language
1041 * requesting-user-name
1046 request->request.op.operation_id = IPP_PAUSE_PRINTER;
1047 request->request.op.request_id = 1;
1049 language = cupsLangDefault();
1051 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
1052 "attributes-charset", NULL, cupsLangEncoding(language));
1054 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
1055 "attributes-natural-language", NULL, language->language);
1057 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
1060 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
1062 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
1063 NULL, current_user_info.unix_name);
1066 * Do the request and get back a response...
1069 if ((response = cupsDoRequest(http, request, "/admin/")) != NULL) {
1070 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
1071 DEBUG(0,("Unable to pause printer %s - %s\n", PRINTERNAME(snum),
1072 ippErrorString(cupsLastError())));
1077 DEBUG(0,("Unable to pause printer %s - %s\n", PRINTERNAME(snum),
1078 ippErrorString(cupsLastError())));
1083 ippDelete(response);
1086 cupsLangFree(language);
1096 * 'cups_queue_resume()' - Restart a print queue.
1099 static int cups_queue_resume(int snum)
1101 extern userdom_struct current_user_info;
1102 int ret = 1; /* Return value */
1103 http_t *http = NULL; /* HTTP connection to server */
1104 ipp_t *request = NULL, /* IPP Request */
1105 *response = NULL; /* IPP Response */
1106 cups_lang_t *language = NULL; /* Default language */
1107 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
1110 DEBUG(5,("cups_queue_resume(%d)\n", snum));
1113 * Make sure we don't ask for passwords...
1116 cupsSetPasswordCB(cups_passwd_cb);
1119 * Try to connect to the server...
1122 if ((http = cups_connect()) == NULL) {
1127 * Build an IPP_RESUME_PRINTER request, which requires the following
1130 * attributes-charset
1131 * attributes-natural-language
1133 * requesting-user-name
1138 request->request.op.operation_id = IPP_RESUME_PRINTER;
1139 request->request.op.request_id = 1;
1141 language = cupsLangDefault();
1143 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
1144 "attributes-charset", NULL, cupsLangEncoding(language));
1146 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
1147 "attributes-natural-language", NULL, language->language);
1149 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
1152 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
1154 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
1155 NULL, current_user_info.unix_name);
1158 * Do the request and get back a response...
1161 if ((response = cupsDoRequest(http, request, "/admin/")) != NULL) {
1162 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
1163 DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
1164 ippErrorString(cupsLastError())));
1169 DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
1170 ippErrorString(cupsLastError())));
1175 ippDelete(response);
1178 cupsLangFree(language);
1186 /*******************************************************************
1187 * CUPS printing interface definitions...
1188 ******************************************************************/
1190 struct printif cups_printif =
1203 /* this keeps fussy compilers happy */
1204 void print_cups_dummy(void) {}
1205 #endif /* HAVE_CUPS */