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 3 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, see <http://www.gnu.org/licenses/>.
24 #include <cups/cups.h>
25 #include <cups/language.h>
27 extern userdom_struct current_user_info;
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 const char *clientname = NULL; /* hostname of client for job-originating-host attribute */
569 cups_option_t *options = NULL;
570 char addr[INET6_ADDRSTRLEN];
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(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 */