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>
28 extern userdom_struct current_user_info;
31 * 'cups_passwd_cb()' - The CUPS password callback...
34 static const char * /* O - Password or NULL */
35 cups_passwd_cb(const char *prompt) /* I - Prompt */
38 * Always return NULL to indicate that no password is available...
44 static http_t *cups_connect(void)
50 if (lp_cups_server() != NULL && strlen(lp_cups_server()) > 0) {
51 server = smb_xstrdup(lp_cups_server());
53 server = smb_xstrdup(cupsServer());
56 p = strchr(server, ':');
64 DEBUG(10, ("connecting to cups server %s:%d\n",
67 if ((http = httpConnect(server, port)) == NULL) {
68 DEBUG(0,("Unable to connect to CUPS server %s:%d - %s\n",
69 server, port, strerror(errno)));
78 BOOL cups_cache_reload(void)
80 http_t *http = NULL; /* HTTP connection to server */
81 ipp_t *request = NULL, /* IPP Request */
82 *response = NULL; /* IPP Response */
83 ipp_attribute_t *attr; /* Current attribute */
84 cups_lang_t *language = NULL; /* Default language */
85 char *name, /* printer-name attribute */
86 *info; /* printer-info attribute */
87 static const char *requested[] =/* Requested attributes */
94 DEBUG(5, ("reloading cups printcap cache\n"));
97 * Make sure we don't ask for passwords...
100 cupsSetPasswordCB(cups_passwd_cb);
103 * Try to connect to the server...
106 if ((http = cups_connect()) == NULL) {
111 * Build a CUPS_GET_PRINTERS request, which requires the following
115 * attributes-natural-language
116 * requested-attributes
121 request->request.op.operation_id = CUPS_GET_PRINTERS;
122 request->request.op.request_id = 1;
124 language = cupsLangDefault();
126 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
127 "attributes-charset", NULL, cupsLangEncoding(language));
129 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
130 "attributes-natural-language", NULL, language->language);
132 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
133 "requested-attributes",
134 (sizeof(requested) / sizeof(requested[0])),
138 * Do the request and get back a response...
141 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
142 DEBUG(0,("Unable to get printer list - %s\n",
143 ippErrorString(cupsLastError())));
147 for (attr = response->attrs; attr != NULL;) {
149 * Skip leading attributes until we hit a printer...
152 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
159 * Pull the needed attributes from this printer...
165 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
166 if (strcmp(attr->name, "printer-name") == 0 &&
167 attr->value_tag == IPP_TAG_NAME)
168 name = attr->values[0].string.text;
170 if (strcmp(attr->name, "printer-info") == 0 &&
171 attr->value_tag == IPP_TAG_TEXT)
172 info = attr->values[0].string.text;
178 * See if we have everything needed...
184 if (!pcap_cache_add(name, info)) {
193 * Build a CUPS_GET_CLASSES request, which requires the following
197 * attributes-natural-language
198 * requested-attributes
203 request->request.op.operation_id = CUPS_GET_CLASSES;
204 request->request.op.request_id = 1;
206 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
207 "attributes-charset", NULL, cupsLangEncoding(language));
209 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
210 "attributes-natural-language", NULL, language->language);
212 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
213 "requested-attributes",
214 (sizeof(requested) / sizeof(requested[0])),
218 * Do the request and get back a response...
221 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
222 DEBUG(0,("Unable to get printer list - %s\n",
223 ippErrorString(cupsLastError())));
227 for (attr = response->attrs; attr != NULL;) {
229 * Skip leading attributes until we hit a printer...
232 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
239 * Pull the needed attributes from this printer...
245 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
246 if (strcmp(attr->name, "printer-name") == 0 &&
247 attr->value_tag == IPP_TAG_NAME)
248 name = attr->values[0].string.text;
250 if (strcmp(attr->name, "printer-info") == 0 &&
251 attr->value_tag == IPP_TAG_TEXT)
252 info = attr->values[0].string.text;
258 * See if we have everything needed...
264 if (!pcap_cache_add(name, info)) {
276 cupsLangFree(language);
286 * 'cups_job_delete()' - Delete a job.
289 static int cups_job_delete(const char *sharename, const char *lprm_command, struct printjob *pjob)
291 int ret = 1; /* Return value */
292 http_t *http = NULL; /* HTTP connection to server */
293 ipp_t *request = NULL, /* IPP Request */
294 *response = NULL; /* IPP Response */
295 cups_lang_t *language = NULL; /* Default language */
296 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
299 DEBUG(5,("cups_job_delete(%s, %p (%d))\n", sharename, pjob, pjob->sysjob));
302 * Make sure we don't ask for passwords...
305 cupsSetPasswordCB(cups_passwd_cb);
308 * Try to connect to the server...
311 if ((http = cups_connect()) == NULL) {
316 * Build an IPP_CANCEL_JOB request, which requires the following
320 * attributes-natural-language
322 * requesting-user-name
327 request->request.op.operation_id = IPP_CANCEL_JOB;
328 request->request.op.request_id = 1;
330 language = cupsLangDefault();
332 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
333 "attributes-charset", NULL, cupsLangEncoding(language));
335 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
336 "attributes-natural-language", NULL, language->language);
338 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
340 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
342 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
346 * Do the request and get back a response...
349 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
350 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
351 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
352 ippErrorString(cupsLastError())));
357 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
358 ippErrorString(cupsLastError())));
366 cupsLangFree(language);
376 * 'cups_job_pause()' - Pause a job.
379 static int cups_job_pause(int snum, struct printjob *pjob)
381 int ret = 1; /* Return value */
382 http_t *http = NULL; /* HTTP connection to server */
383 ipp_t *request = NULL, /* IPP Request */
384 *response = NULL; /* IPP Response */
385 cups_lang_t *language = NULL; /* Default language */
386 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
389 DEBUG(5,("cups_job_pause(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
392 * Make sure we don't ask for passwords...
395 cupsSetPasswordCB(cups_passwd_cb);
398 * Try to connect to the server...
401 if ((http = cups_connect()) == NULL) {
406 * Build an IPP_HOLD_JOB request, which requires the following
410 * attributes-natural-language
412 * requesting-user-name
417 request->request.op.operation_id = IPP_HOLD_JOB;
418 request->request.op.request_id = 1;
420 language = cupsLangDefault();
422 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
423 "attributes-charset", NULL, cupsLangEncoding(language));
425 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
426 "attributes-natural-language", NULL, language->language);
428 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
430 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
432 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
436 * Do the request and get back a response...
439 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
440 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
441 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
442 ippErrorString(cupsLastError())));
447 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
448 ippErrorString(cupsLastError())));
456 cupsLangFree(language);
466 * 'cups_job_resume()' - Resume a paused job.
469 static int cups_job_resume(int snum, struct printjob *pjob)
471 int ret = 1; /* Return value */
472 http_t *http = NULL; /* HTTP connection to server */
473 ipp_t *request = NULL, /* IPP Request */
474 *response = NULL; /* IPP Response */
475 cups_lang_t *language = NULL; /* Default language */
476 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
479 DEBUG(5,("cups_job_resume(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
482 * Make sure we don't ask for passwords...
485 cupsSetPasswordCB(cups_passwd_cb);
488 * Try to connect to the server...
491 if ((http = cups_connect()) == NULL) {
496 * Build an IPP_RELEASE_JOB request, which requires the following
500 * attributes-natural-language
502 * requesting-user-name
507 request->request.op.operation_id = IPP_RELEASE_JOB;
508 request->request.op.request_id = 1;
510 language = cupsLangDefault();
512 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
513 "attributes-charset", NULL, cupsLangEncoding(language));
515 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
516 "attributes-natural-language", NULL, language->language);
518 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/jobs/%d", pjob->sysjob);
520 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
522 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
526 * Do the request and get back a response...
529 if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
530 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
531 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
532 ippErrorString(cupsLastError())));
537 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
538 ippErrorString(cupsLastError())));
546 cupsLangFree(language);
556 * 'cups_job_submit()' - Submit a job for printing.
559 static int cups_job_submit(int snum, struct printjob *pjob)
561 int ret = 1; /* Return value */
562 http_t *http = NULL; /* HTTP connection to server */
563 ipp_t *request = NULL, /* IPP Request */
564 *response = NULL; /* IPP Response */
565 cups_lang_t *language = NULL; /* Default language */
566 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
567 char *clientname = NULL; /* hostname of client for job-originating-host attribute */
570 cups_option_t *options = NULL;
572 DEBUG(5,("cups_job_submit(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
575 * Make sure we don't ask for passwords...
578 cupsSetPasswordCB(cups_passwd_cb);
581 * Try to connect to the server...
584 if ((http = cups_connect()) == NULL) {
589 * Build an IPP_PRINT_JOB request, which requires the following
593 * attributes-natural-language
595 * requesting-user-name
601 request->request.op.operation_id = IPP_PRINT_JOB;
602 request->request.op.request_id = 1;
604 language = cupsLangDefault();
606 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
607 "attributes-charset", NULL, cupsLangEncoding(language));
609 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
610 "attributes-natural-language", NULL, language->language);
612 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
615 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
616 "printer-uri", NULL, uri);
618 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
621 clientname = client_name();
622 if (strcmp(clientname, "UNKNOWN") == 0) {
623 clientname = client_addr();
626 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
627 "job-originating-host-name", NULL,
630 pstr_sprintf(new_jobname,"%s%.8u %s", PRINT_SPOOL_PREFIX,
631 (unsigned int)pjob->smbjob, pjob->jobname);
633 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
637 * add any options defined in smb.conf
642 num_options = cupsParseOptions(lp_cups_options(snum), num_options, &options);
645 cupsEncodeOptions(request, num_options, options);
648 * Do the request and get back a response...
651 slprintf(uri, sizeof(uri) - 1, "/printers/%s", PRINTERNAME(snum));
653 if ((response = cupsDoFileRequest(http, request, uri, pjob->filename)) != NULL) {
654 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
655 DEBUG(0,("Unable to print file to %s - %s\n", PRINTERNAME(snum),
656 ippErrorString(cupsLastError())));
661 DEBUG(0,("Unable to print file to `%s' - %s\n", PRINTERNAME(snum),
662 ippErrorString(cupsLastError())));
666 unlink(pjob->filename);
667 /* else print_job_end will do it for us */
674 cupsLangFree(language);
683 * 'cups_queue_get()' - Get all the jobs in the print queue.
686 static int cups_queue_get(const char *sharename,
687 enum printing_types printing_type,
689 print_queue_struct **q,
690 print_status_struct *status)
693 http_t *http = NULL; /* HTTP connection to server */
694 ipp_t *request = NULL, /* IPP Request */
695 *response = NULL; /* IPP Response */
696 ipp_attribute_t *attr = NULL; /* Current attribute */
697 cups_lang_t *language = NULL; /* Default language */
698 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
699 int qcount = 0, /* Number of active queue entries */
700 qalloc = 0; /* Number of queue entries allocated */
701 print_queue_struct *queue = NULL, /* Queue entries */
702 *temp; /* Temporary pointer for queue */
703 const char *user_name, /* job-originating-user-name attribute */
704 *job_name; /* job-name attribute */
705 int job_id; /* job-id attribute */
706 int job_k_octets; /* job-k-octets attribute */
707 time_t job_time; /* time-at-creation attribute */
708 ipp_jstate_t job_status; /* job-status attribute */
709 int job_priority; /* job-priority attribute */
710 static const char *jattrs[] = /* Requested job attributes */
715 "job-originating-user-name",
720 static const char *pattrs[] = /* Requested printer attributes */
723 "printer-state-message"
728 /* HACK ALERT!!! The problem with support the 'printer name'
729 option is that we key the tdb off the sharename. So we will
730 overload the lpq_command string to pass in the printername
731 (which is basically what we do for non-cups printers ... using
732 the lpq_command to get the queue listing). */
734 fstrcpy( printername, lpq_command );
736 DEBUG(5,("cups_queue_get(%s, %p, %p)\n", printername, q, status));
739 * Make sure we don't ask for passwords...
742 cupsSetPasswordCB(cups_passwd_cb);
745 * Try to connect to the server...
748 if ((http = cups_connect()) == NULL) {
753 * Generate the printer URI...
756 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s", printername);
759 * Build an IPP_GET_JOBS request, which requires the following
763 * attributes-natural-language
764 * requested-attributes
770 request->request.op.operation_id = IPP_GET_JOBS;
771 request->request.op.request_id = 1;
773 language = cupsLangDefault();
775 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
776 "attributes-charset", NULL, cupsLangEncoding(language));
778 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
779 "attributes-natural-language", NULL, language->language);
781 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
782 "requested-attributes",
783 (sizeof(jattrs) / sizeof(jattrs[0])),
786 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
787 "printer-uri", NULL, uri);
790 * Do the request and get back a response...
793 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
794 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
795 ippErrorString(cupsLastError())));
799 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
800 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
801 ippErrorString(response->request.status.status_code)));
806 * Process the jobs...
813 for (attr = response->attrs; attr != NULL; attr = attr->next) {
815 * Skip leading attributes until we hit a job...
818 while (attr != NULL && attr->group_tag != IPP_TAG_JOB)
825 * Allocate memory as needed...
827 if (qcount >= qalloc) {
830 queue = SMB_REALLOC_ARRAY(queue, print_queue_struct, qalloc);
833 DEBUG(0,("cups_queue_get: Not enough memory!"));
839 temp = queue + qcount;
840 memset(temp, 0, sizeof(print_queue_struct));
843 * Pull the needed attributes from this job...
848 job_status = IPP_JOB_PENDING;
854 while (attr != NULL && attr->group_tag == IPP_TAG_JOB) {
855 if (attr->name == NULL) {
860 if (strcmp(attr->name, "job-id") == 0 &&
861 attr->value_tag == IPP_TAG_INTEGER)
862 job_id = attr->values[0].integer;
864 if (strcmp(attr->name, "job-k-octets") == 0 &&
865 attr->value_tag == IPP_TAG_INTEGER)
866 job_k_octets = attr->values[0].integer;
868 if (strcmp(attr->name, "job-priority") == 0 &&
869 attr->value_tag == IPP_TAG_INTEGER)
870 job_priority = attr->values[0].integer;
872 if (strcmp(attr->name, "job-state") == 0 &&
873 attr->value_tag == IPP_TAG_ENUM)
874 job_status = (ipp_jstate_t)(attr->values[0].integer);
876 if (strcmp(attr->name, "time-at-creation") == 0 &&
877 attr->value_tag == IPP_TAG_INTEGER)
878 job_time = attr->values[0].integer;
880 if (strcmp(attr->name, "job-name") == 0 &&
881 attr->value_tag == IPP_TAG_NAME)
882 job_name = attr->values[0].string.text;
884 if (strcmp(attr->name, "job-originating-user-name") == 0 &&
885 attr->value_tag == IPP_TAG_NAME)
886 user_name = attr->values[0].string.text;
892 * See if we have everything needed...
895 if (user_name == NULL || job_name == NULL || job_id == 0) {
903 temp->size = job_k_octets * 1024;
904 temp->status = job_status == IPP_JOB_PENDING ? LPQ_QUEUED :
905 job_status == IPP_JOB_STOPPED ? LPQ_PAUSED :
906 job_status == IPP_JOB_HELD ? LPQ_PAUSED :
908 temp->priority = job_priority;
909 temp->time = job_time;
910 strncpy(temp->fs_user, user_name, sizeof(temp->fs_user) - 1);
911 strncpy(temp->fs_file, job_name, sizeof(temp->fs_file) - 1);
923 * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the
924 * following attributes:
927 * attributes-natural-language
928 * requested-attributes
934 request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
935 request->request.op.request_id = 1;
937 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
938 "attributes-charset", NULL, cupsLangEncoding(language));
940 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
941 "attributes-natural-language", NULL, language->language);
943 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
944 "requested-attributes",
945 (sizeof(pattrs) / sizeof(pattrs[0])),
948 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
949 "printer-uri", NULL, uri);
952 * Do the request and get back a response...
955 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
956 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
957 ippErrorString(cupsLastError())));
962 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
963 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
964 ippErrorString(response->request.status.status_code)));
970 * Get the current printer status and convert it to the SAMBA values.
973 if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL) {
974 if (attr->values[0].integer == IPP_PRINTER_STOPPED)
975 status->status = LPSTAT_STOPPED;
977 status->status = LPSTAT_OK;
980 if ((attr = ippFindAttribute(response, "printer-state-message",
981 IPP_TAG_TEXT)) != NULL)
982 fstrcpy(status->message, attr->values[0].string.text);
985 * Return the job queue...
995 cupsLangFree(language);
1005 * 'cups_queue_pause()' - Pause a print queue.
1008 static int cups_queue_pause(int snum)
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 int ret = 1; /* Return value */
1102 http_t *http = NULL; /* HTTP connection to server */
1103 ipp_t *request = NULL, /* IPP Request */
1104 *response = NULL; /* IPP Response */
1105 cups_lang_t *language = NULL; /* Default language */
1106 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
1109 DEBUG(5,("cups_queue_resume(%d)\n", snum));
1112 * Make sure we don't ask for passwords...
1115 cupsSetPasswordCB(cups_passwd_cb);
1118 * Try to connect to the server...
1121 if ((http = cups_connect()) == NULL) {
1126 * Build an IPP_RESUME_PRINTER request, which requires the following
1129 * attributes-charset
1130 * attributes-natural-language
1132 * requesting-user-name
1137 request->request.op.operation_id = IPP_RESUME_PRINTER;
1138 request->request.op.request_id = 1;
1140 language = cupsLangDefault();
1142 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
1143 "attributes-charset", NULL, cupsLangEncoding(language));
1145 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
1146 "attributes-natural-language", NULL, language->language);
1148 slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
1151 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
1153 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
1154 NULL, current_user_info.unix_name);
1157 * Do the request and get back a response...
1160 if ((response = cupsDoRequest(http, request, "/admin/")) != NULL) {
1161 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
1162 DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
1163 ippErrorString(cupsLastError())));
1168 DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
1169 ippErrorString(cupsLastError())));
1174 ippDelete(response);
1177 cupsLangFree(language);
1185 /*******************************************************************
1186 * CUPS printing interface definitions...
1187 ******************************************************************/
1189 struct printif cups_printif =
1201 BOOL cups_pull_comment_location(NT_PRINTER_INFO_LEVEL_2 *printer)
1203 http_t *http = NULL; /* HTTP connection to server */
1204 ipp_t *request = NULL, /* IPP Request */
1205 *response = NULL; /* IPP Response */
1206 ipp_attribute_t *attr; /* Current attribute */
1207 cups_lang_t *language = NULL; /* Default language */
1208 char *name, /* printer-name attribute */
1209 *info, /* printer-info attribute */
1210 *location; /* printer-location attribute */
1211 char uri[HTTP_MAX_URI];
1212 static const char *requested[] =/* Requested attributes */
1220 DEBUG(5, ("pulling %s location\n", printer->sharename));
1223 * Make sure we don't ask for passwords...
1226 cupsSetPasswordCB(cups_passwd_cb);
1229 * Try to connect to the server...
1232 if ((http = cups_connect()) == NULL) {
1238 request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
1239 request->request.op.request_id = 1;
1241 language = cupsLangDefault();
1243 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
1244 "attributes-charset", NULL, cupsLangEncoding(language));
1246 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
1247 "attributes-natural-language", NULL, language->language);
1249 slprintf(uri, sizeof(uri) - 1, "ipp://%s/printers/%s",
1250 lp_cups_server(), printer->sharename);
1252 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
1253 "printer-uri", NULL, uri);
1255 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
1256 "requested-attributes",
1257 (sizeof(requested) / sizeof(requested[0])),
1261 * Do the request and get back a response...
1264 if ((response = cupsDoRequest(http, request, "/")) == NULL) {
1265 DEBUG(0,("Unable to get printer attributes - %s\n",
1266 ippErrorString(cupsLastError())));
1270 for (attr = response->attrs; attr != NULL;) {
1272 * Skip leading attributes until we hit a printer...
1275 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
1282 * Pull the needed attributes from this printer...
1289 while ( attr && (attr->group_tag == IPP_TAG_PRINTER) ) {
1290 /* Grab the comment if we don't have one */
1291 if ( (strcmp(attr->name, "printer-info") == 0)
1292 && (attr->value_tag == IPP_TAG_TEXT)
1293 && !strlen(printer->comment) )
1295 DEBUG(5,("cups_pull_comment_location: Using cups comment: %s\n",
1296 attr->values[0].string.text));
1297 pstrcpy(printer->comment,attr->values[0].string.text);
1300 /* Grab the location if we don't have one */
1301 if ( (strcmp(attr->name, "printer-location") == 0)
1302 && (attr->value_tag == IPP_TAG_TEXT)
1303 && !strlen(printer->location) )
1305 DEBUG(5,("cups_pull_comment_location: Using cups location: %s\n",
1306 attr->values[0].string.text));
1307 fstrcpy(printer->location,attr->values[0].string.text);
1314 * See if we have everything needed...
1326 ippDelete(response);
1329 cupsLangFree(language);
1338 /* this keeps fussy compilers happy */
1339 void print_cups_dummy(void);
1340 void print_cups_dummy(void) {}
1341 #endif /* HAVE_CUPS */