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IDL: fix IDL for netr_ServerPasswordSet2().
[Samba.git] / source / printing / print_iprint.c
blobb038f8d1fe85547917edb640689c02e4b4c2d059
1 /*
2 * Support code for Novell iPrint using the Common UNIX Printing
3 * System ("CUPS") libraries
4 *
5 * Copyright 1999-2003 by Michael R Sweet.
6 * Portions Copyright 2005 by Joel J. Smith.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #include "includes.h"
23 #include "printing.h"
24
25 #ifdef HAVE_IPRINT
26 #include <cups/cups.h>
27 #include <cups/language.h>
28
29 #define OPERATION_NOVELL_LIST_PRINTERS 0x401A
30 #define OPERATION_NOVELL_MGMT 0x401C
31 #define NOVELL_SERVER_SYSNAME "sysname="
32 #define NOVELL_SERVER_SYSNAME_NETWARE "NetWare IA32"
33 #define NOVELL_SERVER_VERSION_STRING "iprintserverversion="
34 #define NOVELL_SERVER_VERSION_OES_SP1 33554432
35
36 /*
37 * 'iprint_passwd_cb()' - The iPrint password callback...
38 */
39
40 static const char * /* O - Password or NULL */
41 iprint_passwd_cb(const char *prompt) /* I - Prompt */
42 {
43 /*
44 * Always return NULL to indicate that no password is available...
45 */
46
47 return (NULL);
48 }
49
50 static const char *iprint_server(void)
51 {
52 if ((lp_iprint_server() != NULL) && (strlen(lp_iprint_server()) > 0)) {
53 DEBUG(10, ("iprint server explicitly set to %s\n",
54 lp_iprint_server()));
55 return lp_iprint_server();
56 }
57
58 DEBUG(10, ("iprint server left to default %s\n", cupsServer()));
59 return cupsServer();
60 }
61
62 /*
63 * Pass in an already connected http_t*
64 * Returns the server version if one can be found, multiplied by
65 * -1 for all NetWare versions. Returns 0 if a server version
66 * cannot be determined
67 */
68
69 static int iprint_get_server_version(http_t *http, char* serviceUri)
70 {
71 ipp_t *request = NULL, /* IPP Request */
72 *response = NULL; /* IPP Response */
73 ipp_attribute_t *attr; /* Current attribute */
74 cups_lang_t *language = NULL; /* Default language */
75 char *ver; /* server version pointer */
76 char *vertmp; /* server version tmp pointer */
77 int serverVersion = 0; /* server version */
78 char *os; /* server os */
79 int osFlag = 0; /* 0 for NetWare, 1 for anything else */
80 char *temp; /* pointer for string manipulation */
81
82 /*
83 * Build an OPERATION_NOVELL_MGMT("get-server-version") request,
84 * which requires the following attributes:
85 *
86 * attributes-charset
87 * attributes-natural-language
88 * operation-name
89 * service-uri
90 */
91
92 request = ippNew();
93
94 request->request.op.operation_id = (ipp_op_t)OPERATION_NOVELL_MGMT;
95 request->request.op.request_id = 1;
96
97 language = cupsLangDefault();
98
99 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
100 "attributes-charset", NULL, "utf-8");
101
102 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
103 "attributes-natural-language", NULL, language->language);
104
105 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
106 "service-uri", NULL, serviceUri);
107
108 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
109 "operation-name", NULL, "get-server-version");
110
111 /*
112 * Do the request and get back a response...
113 */
114
115 if (((response = cupsDoRequest(http, request, "/ipp/")) == NULL) ||
116 (response->request.status.status_code >= IPP_OK_CONFLICT))
117 goto out;
118
119 if (((attr = ippFindAttribute(response, "server-version",
120 IPP_TAG_STRING)) != NULL)) {
121 if ((ver = strstr(attr->values[0].string.text,
122 NOVELL_SERVER_VERSION_STRING)) != NULL) {
123 ver += strlen(NOVELL_SERVER_VERSION_STRING);
124 /*
125 * Strangely, libcups stores a IPP_TAG_STRING (octet
126 * string) as a null-terminated string with no length
127 * even though it could be binary data with nulls in
128 * it. Luckily, in this case the value is not binary.
129 */
130 serverVersion = strtol(ver, &vertmp, 10);
131
132 /* Check for not found, overflow or negative version */
133 if ((ver == vertmp) || (serverVersion < 0))
134 serverVersion = 0;
135 }
136
137 if ((os = strstr(attr->values[0].string.text,
138 NOVELL_SERVER_SYSNAME)) != NULL) {
139 os += strlen(NOVELL_SERVER_SYSNAME);
140 if ((temp = strchr(os,'<')) != NULL)
141 *temp = '\0';
142 if (strcmp(os,NOVELL_SERVER_SYSNAME_NETWARE))
143 osFlag = 1; /* 1 for non-NetWare systems */
144 }
145 }
146
147 out:
148 if (response)
149 ippDelete(response);
150
151 if (language)
152 cupsLangFree(language);
153
154 if (osFlag == 0)
155 serverVersion *= -1;
156
157 return serverVersion;
158 }
159
160
161 static int iprint_cache_add_printer(http_t *http,
162 int reqId,
163 char* url)
164 {
165 ipp_t *request = NULL, /* IPP Request */
166 *response = NULL; /* IPP Response */
167 ipp_attribute_t *attr; /* Current attribute */
168 cups_lang_t *language = NULL; /* Default language */
169 char *name, /* printer-name attribute */
170 *info, /* printer-info attribute */
171 smb_enabled, /* smb-enabled attribute */
172 secure; /* security-enabled attrib. */
173
174 char *httpPath; /* path portion of the printer-uri */
175
176 static const char *pattrs[] = /* Requested printer attributes */
177 {
178 "printer-name",
179 "security-enabled",
180 "printer-info",
181 "smb-enabled"
182 };
183
184 request = ippNew();
185
186 request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
187 request->request.op.request_id = reqId;
188
189 language = cupsLangDefault();
190
191 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
192 "attributes-charset", NULL, "utf-8");
193
194 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
195 "attributes-natural-language", NULL, language->language);
196
197 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, url);
198
199 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
200 "requested-attributes",
201 (sizeof(pattrs) / sizeof(pattrs[0])),
202 NULL, pattrs);
203
204 /*
205 * Do the request and get back a response...
206 */
207
208 if ((httpPath = strstr(url,"://")) == NULL ||
209 (httpPath = strchr(httpPath+3,'/')) == NULL)
210 {
211 ippDelete(request);
212 request = NULL;
213 goto out;
214 }
215
216 if ((response = cupsDoRequest(http, request, httpPath)) == NULL) {
217 ipp_status_t lastErr = cupsLastError();
218
219 /*
220 * Ignore printers that cannot be queried without credentials
221 */
222 if (lastErr == IPP_FORBIDDEN ||
223 lastErr == IPP_NOT_AUTHENTICATED ||
224 lastErr == IPP_NOT_AUTHORIZED)
225 goto out;
226
227 DEBUG(0,("Unable to get printer list - %s\n",
228 ippErrorString(lastErr)));
229 goto out;
230 }
231
232 for (attr = response->attrs; attr != NULL;) {
233 /*
234 * Skip leading attributes until we hit a printer...
235 */
236
237 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
238 attr = attr->next;
239
240 if (attr == NULL)
241 break;
242
243 /*
244 * Pull the needed attributes from this printer...
245 */
246
247 name = NULL;
248 info = NULL;
249 smb_enabled= 1;
250 secure = 0;
251
252 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
253 if (strcmp(attr->name, "printer-name") == 0 &&
254 attr->value_tag == IPP_TAG_NAME)
255 name = attr->values[0].string.text;
256
257 if (strcmp(attr->name, "printer-info") == 0 &&
258 (attr->value_tag == IPP_TAG_TEXT ||
259 attr->value_tag == IPP_TAG_TEXTLANG))
260 info = attr->values[0].string.text;
261
262 /*
263 * If the smb-enabled attribute is present and the
264 * value is set to 0, don't show the printer.
265 * If the attribute is not present, assume that the
266 * printer should show up
267 */
268 if (!strcmp(attr->name, "smb-enabled") &&
269 ((attr->value_tag == IPP_TAG_INTEGER &&
270 !attr->values[0].integer) ||
271 (attr->value_tag == IPP_TAG_BOOLEAN &&
272 !attr->values[0].boolean)))
273 smb_enabled = 0;
274
275 /*
276 * If the security-enabled attribute is present and the
277 * value is set to 1, don't show the printer.
278 * If the attribute is not present, assume that the
279 * printer should show up
280 */
281 if (!strcmp(attr->name, "security-enabled") &&
282 ((attr->value_tag == IPP_TAG_INTEGER &&
283 attr->values[0].integer) ||
284 (attr->value_tag == IPP_TAG_BOOLEAN &&
285 attr->values[0].boolean)))
286 secure = 1;
287
288 attr = attr->next;
289 }
290
291 /*
292 * See if we have everything needed...
293 * Make sure the printer is not a secure printer
294 * and make sure smb printing hasn't been explicitly
295 * disabled for the printer
296 */
297
298 if (name != NULL && !secure && smb_enabled)
299 pcap_cache_add(name, info);
300 }
301
302 out:
303 if (response)
304 ippDelete(response);
305 return(0);
306 }
307
308 bool iprint_cache_reload(void)
309 {
310 http_t *http = NULL; /* HTTP connection to server */
311 ipp_t *request = NULL, /* IPP Request */
312 *response = NULL; /* IPP Response */
313 ipp_attribute_t *attr; /* Current attribute */
314 cups_lang_t *language = NULL; /* Default language */
315 int i;
316 bool ret = False;
317
318 DEBUG(5, ("reloading iprint printcap cache\n"));
319
320 /*
321 * Make sure we don't ask for passwords...
322 */
323
324 cupsSetPasswordCB(iprint_passwd_cb);
325
326 /*
327 * Try to connect to the server...
328 */
329
330 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
331 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
332 iprint_server(), strerror(errno)));
333 goto out;
334 }
335
336 /*
337 * Build a OPERATION_NOVELL_LIST_PRINTERS request, which requires the following attributes:
338 *
339 * attributes-charset
340 * attributes-natural-language
341 */
342
343 request = ippNew();
344
345 request->request.op.operation_id =
346 (ipp_op_t)OPERATION_NOVELL_LIST_PRINTERS;
347 request->request.op.request_id = 1;
348
349 language = cupsLangDefault();
350
351 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
352 "attributes-charset", NULL, "utf-8");
353
354 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
355 "attributes-natural-language", NULL, language->language);
356
357 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
358 "ipp-server", NULL, "ippSrvr");
359
360 /*
361 * Do the request and get back a response...
362 */
363
364 if ((response = cupsDoRequest(http, request, "/ipp")) == NULL) {
365 DEBUG(0,("Unable to get printer list - %s\n",
366 ippErrorString(cupsLastError())));
367 goto out;
368 }
369
370 for (attr = response->attrs; attr != NULL;) {
371 /*
372 * Skip leading attributes until we hit a printer...
373 */
374
375 while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
376 attr = attr->next;
377
378 if (attr == NULL)
379 break;
380
381 /*
382 * Pull the needed attributes from this printer...
383 */
384
385 while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER)
386 {
387 if (strcmp(attr->name, "printer-name") == 0 &&
388 (attr->value_tag == IPP_TAG_URI ||
389 attr->value_tag == IPP_TAG_NAME ||
390 attr->value_tag == IPP_TAG_TEXT ||
391 attr->value_tag == IPP_TAG_NAMELANG ||
392 attr->value_tag == IPP_TAG_TEXTLANG))
393 {
394 for (i = 0; i<attr->num_values; i++)
395 {
396 char *url = attr->values[i].string.text;
397 if (!url || !strlen(url))
398 continue;
399 iprint_cache_add_printer(http, i+2, url);
400 }
401 }
402 attr = attr->next;
403 }
404 }
405
406 ret = True;
407
408 out:
409 if (response)
410 ippDelete(response);
411
412 if (language)
413 cupsLangFree(language);
414
415 if (http)
416 httpClose(http);
417
418 return ret;
419 }
420
421
422 /*
423 * 'iprint_job_delete()' - Delete a job.
424 */
425
426 static int iprint_job_delete(const char *sharename, const char *lprm_command, struct printjob *pjob)
427 {
428 int ret = 1; /* Return value */
429 http_t *http = NULL; /* HTTP connection to server */
430 ipp_t *request = NULL, /* IPP Request */
431 *response = NULL; /* IPP Response */
432 cups_lang_t *language = NULL; /* Default language */
433 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
434 char httpPath[HTTP_MAX_URI]; /* path portion of the printer-uri */
435
436
437 DEBUG(5,("iprint_job_delete(%s, %p (%d))\n", sharename, pjob, pjob->sysjob));
438
439 /*
440 * Make sure we don't ask for passwords...
441 */
442
443 cupsSetPasswordCB(iprint_passwd_cb);
444
445 /*
446 * Try to connect to the server...
447 */
448
449 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
450 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
451 iprint_server(), strerror(errno)));
452 goto out;
453 }
454
455 /*
456 * Build an IPP_CANCEL_JOB request, which uses the following
457 * attributes:
458 *
459 * attributes-charset
460 * attributes-natural-language
461 * printer-uri
462 * job-id
463 * requesting-user-name
464 */
465
466 request = ippNew();
467
468 request->request.op.operation_id = IPP_CANCEL_JOB;
469 request->request.op.request_id = 1;
470
471 language = cupsLangDefault();
472
473 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
474 "attributes-charset", NULL, "utf-8");
475
476 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
477 "attributes-natural-language", NULL, language->language);
478
479 slprintf(uri, sizeof(uri) - 1, "ipp://%s/ipp/%s", iprint_server(), sharename);
480
481 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
482
483 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", pjob->sysjob);
484
485 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
486 NULL, pjob->user);
487
488 /*
489 * Do the request and get back a response...
490 */
491
492 slprintf(httpPath, sizeof(httpPath) - 1, "/ipp/%s", sharename);
493
494 if ((response = cupsDoRequest(http, request, httpPath)) != NULL) {
495 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
496 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
497 ippErrorString(cupsLastError())));
498 } else {
499 ret = 0;
500 }
501 } else {
502 DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
503 ippErrorString(cupsLastError())));
504 }
505
506 out:
507 if (response)
508 ippDelete(response);
509
510 if (language)
511 cupsLangFree(language);
512
513 if (http)
514 httpClose(http);
515
516 return ret;
517 }
518
519
520 /*
521 * 'iprint_job_pause()' - Pause a job.
522 */
523
524 static int iprint_job_pause(int snum, struct printjob *pjob)
525 {
526 int ret = 1; /* Return value */
527 http_t *http = NULL; /* HTTP connection to server */
528 ipp_t *request = NULL, /* IPP Request */
529 *response = NULL; /* IPP Response */
530 cups_lang_t *language = NULL; /* Default language */
531 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
532 char httpPath[HTTP_MAX_URI]; /* path portion of the printer-uri */
533
534
535 DEBUG(5,("iprint_job_pause(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
536
537 /*
538 * Make sure we don't ask for passwords...
539 */
540
541 cupsSetPasswordCB(iprint_passwd_cb);
542
543 /*
544 * Try to connect to the server...
545 */
546
547 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
548 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
549 iprint_server(), strerror(errno)));
550 goto out;
551 }
552
553 /*
554 * Build an IPP_HOLD_JOB request, which requires the following
555 * attributes:
556 *
557 * attributes-charset
558 * attributes-natural-language
559 * printer-uri
560 * job-id
561 * requesting-user-name
562 */
563
564 request = ippNew();
565
566 request->request.op.operation_id = IPP_HOLD_JOB;
567 request->request.op.request_id = 1;
568
569 language = cupsLangDefault();
570
571 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
572 "attributes-charset", NULL, "utf-8");
573
574 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
575 "attributes-natural-language", NULL, language->language);
576
577 slprintf(uri, sizeof(uri) - 1, "ipp://%s/ipp/%s", iprint_server(), PRINTERNAME(snum));
578
579 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
580
581 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", pjob->sysjob);
582
583 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
584 NULL, pjob->user);
585
586 /*
587 * Do the request and get back a response...
588 */
589
590 slprintf(httpPath, sizeof(httpPath) - 1, "/ipp/%s", PRINTERNAME(snum));
591
592 if ((response = cupsDoRequest(http, request, httpPath)) != NULL) {
593 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
594 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
595 ippErrorString(cupsLastError())));
596 } else {
597 ret = 0;
598 }
599 } else {
600 DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
601 ippErrorString(cupsLastError())));
602 }
603
604 out:
605 if (response)
606 ippDelete(response);
607
608 if (language)
609 cupsLangFree(language);
610
611 if (http)
612 httpClose(http);
613
614 return ret;
615 }
616
617
618 /*
619 * 'iprint_job_resume()' - Resume a paused job.
620 */
621
622 static int iprint_job_resume(int snum, struct printjob *pjob)
623 {
624 int ret = 1; /* Return value */
625 http_t *http = NULL; /* HTTP connection to server */
626 ipp_t *request = NULL, /* IPP Request */
627 *response = NULL; /* IPP Response */
628 cups_lang_t *language = NULL; /* Default language */
629 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
630 char httpPath[HTTP_MAX_URI]; /* path portion of the printer-uri */
631
632
633 DEBUG(5,("iprint_job_resume(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
634
635 /*
636 * Make sure we don't ask for passwords...
637 */
638
639 cupsSetPasswordCB(iprint_passwd_cb);
640
641 /*
642 * Try to connect to the server...
643 */
644
645 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
646 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
647 iprint_server(), strerror(errno)));
648 goto out;
649 }
650
651 /*
652 * Build an IPP_RELEASE_JOB request, which requires the following
653 * attributes:
654 *
655 * attributes-charset
656 * attributes-natural-language
657 * printer-uri
658 * job-id
659 * requesting-user-name
660 */
661
662 request = ippNew();
663
664 request->request.op.operation_id = IPP_RELEASE_JOB;
665 request->request.op.request_id = 1;
666
667 language = cupsLangDefault();
668
669 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
670 "attributes-charset", NULL, "utf-8");
671
672 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
673 "attributes-natural-language", NULL, language->language);
674
675 slprintf(uri, sizeof(uri) - 1, "ipp://%s/ipp/%s", iprint_server(), PRINTERNAME(snum));
676
677 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
678
679 ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", pjob->sysjob);
680
681 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
682 NULL, pjob->user);
683
684 /*
685 * Do the request and get back a response...
686 */
687
688 slprintf(httpPath, sizeof(httpPath) - 1, "/ipp/%s", PRINTERNAME(snum));
689
690 if ((response = cupsDoRequest(http, request, httpPath)) != NULL) {
691 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
692 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
693 ippErrorString(cupsLastError())));
694 } else {
695 ret = 0;
696 }
697 } else {
698 DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
699 ippErrorString(cupsLastError())));
700 }
701
702 out:
703 if (response)
704 ippDelete(response);
705
706 if (language)
707 cupsLangFree(language);
708
709 if (http)
710 httpClose(http);
711
712 return ret;
713 }
714
715
716 /*
717 * 'iprint_job_submit()' - Submit a job for printing.
718 */
719
720 static int iprint_job_submit(int snum, struct printjob *pjob)
721 {
722 int ret = 1; /* Return value */
723 http_t *http = NULL; /* HTTP connection to server */
724 ipp_t *request = NULL, /* IPP Request */
725 *response = NULL; /* IPP Response */
726 ipp_attribute_t *attr; /* Current attribute */
727 cups_lang_t *language = NULL; /* Default language */
728 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
729 const char *clientname = NULL; /* hostname of client for job-originating-host attribute */
730 char addr[INET6_ADDRSTRLEN];
731
732 DEBUG(5,("iprint_job_submit(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
733
734 /*
735 * Make sure we don't ask for passwords...
736 */
737
738 cupsSetPasswordCB(iprint_passwd_cb);
739
740 /*
741 * Try to connect to the server...
742 */
743
744 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
745 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
746 iprint_server(), strerror(errno)));
747 goto out;
748 }
749
750 /*
751 * Build an IPP_PRINT_JOB request, which requires the following
752 * attributes:
753 *
754 * attributes-charset
755 * attributes-natural-language
756 * printer-uri
757 * requesting-user-name
758 * [document-data]
759 */
760
761 request = ippNew();
762
763 request->request.op.operation_id = IPP_PRINT_JOB;
764 request->request.op.request_id = 1;
765
766 language = cupsLangDefault();
767
768 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
769 "attributes-charset", NULL, "utf-8");
770
771 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
772 "attributes-natural-language", NULL, language->language);
773
774 slprintf(uri, sizeof(uri) - 1, "ipp://%s/ipp/%s", iprint_server(), PRINTERNAME(snum));
775
776 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
777 "printer-uri", NULL, uri);
778
779 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
780 NULL, pjob->user);
781
782 clientname = client_name(get_client_fd());
783 if (strcmp(clientname, "UNKNOWN") == 0) {
784 clientname = client_addr(get_client_fd(),addr,sizeof(addr));
785 }
786
787 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
788 "job-originating-host-name", NULL,
789 clientname);
790
791 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
792 pjob->jobname);
793
794 /*
795 * Do the request and get back a response...
796 */
797
798 slprintf(uri, sizeof(uri) - 1, "/ipp/%s", PRINTERNAME(snum));
799
800 if ((response = cupsDoFileRequest(http, request, uri, pjob->filename)) != NULL) {
801 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
802 DEBUG(0,("Unable to print file to %s - %s\n", PRINTERNAME(snum),
803 ippErrorString(cupsLastError())));
804 } else {
805 ret = 0;
806 }
807 } else {
808 DEBUG(0,("Unable to print file to `%s' - %s\n", PRINTERNAME(snum),
809 ippErrorString(cupsLastError())));
810 }
811
812 if ( ret == 0 )
813 unlink(pjob->filename);
814 /* else print_job_end will do it for us */
815
816 if ( ret == 0 ) {
817
818 attr = ippFindAttribute(response, "job-id", IPP_TAG_INTEGER);
819 if (attr != NULL && attr->group_tag == IPP_TAG_JOB)
820 {
821 pjob->sysjob = attr->values[0].integer;
822 }
823 }
824
825 out:
826 if (response)
827 ippDelete(response);
828
829 if (language)
830 cupsLangFree(language);
831
832 if (http)
833 httpClose(http);
834
835 return ret;
836 }
837
838 /*
839 * 'iprint_queue_get()' - Get all the jobs in the print queue.
840 */
841
842 static int iprint_queue_get(const char *sharename,
843 enum printing_types printing_type,
844 char *lpq_command,
845 print_queue_struct **q,
846 print_status_struct *status)
847 {
848 fstring printername;
849 http_t *http = NULL; /* HTTP connection to server */
850 ipp_t *request = NULL, /* IPP Request */
851 *response = NULL; /* IPP Response */
852 ipp_attribute_t *attr = NULL; /* Current attribute */
853 cups_lang_t *language = NULL; /* Default language */
854 char uri[HTTP_MAX_URI]; /* printer-uri attribute */
855 char serviceUri[HTTP_MAX_URI]; /* service-uri attribute */
856 char httpPath[HTTP_MAX_URI]; /* path portion of the uri */
857 int jobUseUnixTime = 0; /* Whether job times should
858 * be assumed to be Unix time */
859 int qcount = 0, /* Number of active queue entries */
860 qalloc = 0; /* Number of queue entries allocated */
861 print_queue_struct *queue = NULL, /* Queue entries */
862 *temp; /* Temporary pointer for queue */
863 const char *user_name, /* job-originating-user-name attribute */
864 *job_name; /* job-name attribute */
865 int job_id; /* job-id attribute */
866 int job_k_octets; /* job-k-octets attribute */
867 time_t job_time; /* time-at-creation attribute */
868 time_t printer_current_time = 0; /* printer's current time */
869 time_t printer_up_time = 0; /* printer's uptime */
870 ipp_jstate_t job_status; /* job-status attribute */
871 int job_priority; /* job-priority attribute */
872 static const char *jattrs[] = /* Requested job attributes */
873 {
874 "job-id",
875 "job-k-octets",
876 "job-name",
877 "job-originating-user-name",
878 "job-priority",
879 "job-state",
880 "time-at-creation",
881 };
882 static const char *pattrs[] = /* Requested printer attributes */
883 {
884 "printer-state",
885 "printer-state-message",
886 "printer-current-time",
887 "printer-up-time"
888 };
889
890 *q = NULL;
891
892 /* HACK ALERT!!! The porblem with support the 'printer name'
893 option is that we key the tdb off the sharename. So we will
894 overload the lpq_command string to pass in the printername
895 (which is basically what we do for non-cups printers ... using
896 the lpq_command to get the queue listing). */
897
898 fstrcpy( printername, lpq_command );
899
900 DEBUG(5,("iprint_queue_get(%s, %p, %p)\n", printername, q, status));
901
902 /*
903 * Make sure we don't ask for passwords...
904 */
905
906 cupsSetPasswordCB(iprint_passwd_cb);
907
908 /*
909 * Try to connect to the server...
910 */
911
912 if ((http = httpConnect(iprint_server(), ippPort())) == NULL) {
913 DEBUG(0,("Unable to connect to iPrint server %s - %s\n",
914 iprint_server(), strerror(errno)));
915 goto out;
916 }
917
918 /*
919 * Generate the printer URI and the service URI that goes with it...
920 */
921
922 slprintf(uri, sizeof(uri) - 1, "ipp://%s/ipp/%s", iprint_server(), printername);
923 slprintf(serviceUri, sizeof(serviceUri) - 1, "ipp://%s/ipp/", iprint_server());
924
925 /*
926 * For Linux iPrint servers from OES SP1 on, the iPrint server
927 * uses Unix time for job start times unless it detects the iPrint
928 * client in an http User-Agent header. (This was done to accomodate
929 * CUPS broken behavior. According to RFC 2911, section 4.3.14, job
930 * start times are supposed to be relative to how long the printer has
931 * been up.) Since libcups doesn't allow us to set that header before
932 * the request is sent, this ugly hack allows us to detect the server
933 * version and decide how to interpret the job time.
934 */
935 if (iprint_get_server_version(http, serviceUri) >=
936 NOVELL_SERVER_VERSION_OES_SP1)
937 jobUseUnixTime = 1;
938
939 request = ippNew();
940
941 request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
942 request->request.op.request_id = 2;
943
944 language = cupsLangDefault();
945
946 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
947 "attributes-charset", NULL, "utf-8");
948
949 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
950 "attributes-natural-language", NULL, language->language);
951
952 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
953 "printer-uri", NULL, uri);
954
955 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
956 "requested-attributes",
957 (sizeof(pattrs) / sizeof(pattrs[0])),
958 NULL, pattrs);
959
960 /*
961 * Do the request and get back a response...
962 */
963
964 slprintf(httpPath, sizeof(httpPath) - 1, "/ipp/%s", printername);
965
966 if ((response = cupsDoRequest(http, request, httpPath)) == NULL) {
967 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
968 ippErrorString(cupsLastError())));
969 *q = queue;
970 goto out;
971 }
972
973 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
974 DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
975 ippErrorString(response->request.status.status_code)));
976 *q = queue;
977 goto out;
978 }
979
980 /*
981 * Get the current printer status and convert it to the SAMBA values.
982 */
983
984 if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL) {
985 if (attr->values[0].integer == IPP_PRINTER_STOPPED)
986 status->status = LPSTAT_STOPPED;
987 else
988 status->status = LPSTAT_OK;
989 }
990
991 if ((attr = ippFindAttribute(response, "printer-state-message",
992 IPP_TAG_TEXT)) != NULL)
993 fstrcpy(status->message, attr->values[0].string.text);
994
995 if ((attr = ippFindAttribute(response, "printer-current-time",
996 IPP_TAG_DATE)) != NULL)
997 printer_current_time = ippDateToTime(attr->values[0].date);
998
999 if ((attr = ippFindAttribute(response, "printer-up-time",
1000 IPP_TAG_INTEGER)) != NULL)
1001 printer_up_time = attr->values[0].integer;
1002
1003 ippDelete(response);
1004 response = NULL;
1005
1006 /*
1007 * Build an IPP_GET_JOBS request, which requires the following
1008 * attributes:
1009 *
1010 * attributes-charset
1011 * attributes-natural-language
1012 * requested-attributes
1013 * printer-uri
1014 */
1015
1016 request = ippNew();
1017
1018 request->request.op.operation_id = IPP_GET_JOBS;
1019 request->request.op.request_id = 3;
1020
1021 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
1022 "attributes-charset", NULL, "utf-8");
1023
1024 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
1025 "attributes-natural-language", NULL, language->language);
1026
1027 ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
1028 "printer-uri", NULL, uri);
1029
1030 ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
1031 "requested-attributes",
1032 (sizeof(jattrs) / sizeof(jattrs[0])),
1033 NULL, jattrs);
1034
1035 /*
1036 * Do the request and get back a response...
1037 */
1038
1039 slprintf(httpPath, sizeof(httpPath) - 1, "/ipp/%s", printername);
1040
1041 if ((response = cupsDoRequest(http, request, httpPath)) == NULL) {
1042 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
1043 ippErrorString(cupsLastError())));
1044 goto out;
1045 }
1046
1047 if (response->request.status.status_code >= IPP_OK_CONFLICT) {
1048 DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
1049 ippErrorString(response->request.status.status_code)));
1050 goto out;
1051 }
1052
1053 /*
1054 * Process the jobs...
1055 */
1056
1057 qcount = 0;
1058 qalloc = 0;
1059 queue = NULL;
1060
1061 for (attr = response->attrs; attr != NULL; attr = attr->next) {
1062 /*
1063 * Skip leading attributes until we hit a job...
1064 */
1065
1066 while (attr != NULL && attr->group_tag != IPP_TAG_JOB)
1067 attr = attr->next;
1068
1069 if (attr == NULL)
1070 break;
1071
1072 /*
1073 * Allocate memory as needed...
1074 */
1075 if (qcount >= qalloc) {
1076 qalloc += 16;
1077
1078 queue = SMB_REALLOC_ARRAY(queue, print_queue_struct, qalloc);
1079
1080 if (queue == NULL) {
1081 DEBUG(0,("iprint_queue_get: Not enough memory!"));
1082 qcount = 0;
1083 goto out;
1084 }
1085 }
1086
1087 temp = queue + qcount;
1088 memset(temp, 0, sizeof(print_queue_struct));
1089
1090 /*
1091 * Pull the needed attributes from this job...
1092 */
1093
1094 job_id = 0;
1095 job_priority = 50;
1096 job_status = IPP_JOB_PENDING;
1097 job_time = 0;
1098 job_k_octets = 0;
1099 user_name = NULL;
1100 job_name = NULL;
1101
1102 while (attr != NULL && attr->group_tag == IPP_TAG_JOB) {
1103 if (attr->name == NULL) {
1104 attr = attr->next;
1105 break;
1106 }
1107
1108 if (strcmp(attr->name, "job-id") == 0 &&
1109 attr->value_tag == IPP_TAG_INTEGER)
1110 job_id = attr->values[0].integer;
1111
1112 if (strcmp(attr->name, "job-k-octets") == 0 &&
1113 attr->value_tag == IPP_TAG_INTEGER)
1114 job_k_octets = attr->values[0].integer;
1115
1116 if (strcmp(attr->name, "job-priority") == 0 &&
1117 attr->value_tag == IPP_TAG_INTEGER)
1118 job_priority = attr->values[0].integer;
1119
1120 if (strcmp(attr->name, "job-state") == 0 &&
1121 attr->value_tag == IPP_TAG_ENUM)
1122 job_status = (ipp_jstate_t)(attr->values[0].integer);
1123
1124 if (strcmp(attr->name, "time-at-creation") == 0 &&
1125 attr->value_tag == IPP_TAG_INTEGER)
1126 {
1127 /*
1128 * If jobs times are in Unix time, the accuracy of the job
1129 * start time depends upon the iPrint server's time being
1130 * set correctly. Otherwise, the accuracy depends upon
1131 * the Samba server's time being set correctly
1132 */
1133
1134 if (jobUseUnixTime)
1135 job_time = attr->values[0].integer;
1136 else
1137 job_time = time(NULL) - printer_up_time + attr->values[0].integer;
1138 }
1139
1140 if (strcmp(attr->name, "job-name") == 0 &&
1141 (attr->value_tag == IPP_TAG_NAMELANG ||
1142 attr->value_tag == IPP_TAG_NAME))
1143 job_name = attr->values[0].string.text;
1144
1145 if (strcmp(attr->name, "job-originating-user-name") == 0 &&
1146 (attr->value_tag == IPP_TAG_NAMELANG ||
1147 attr->value_tag == IPP_TAG_NAME))
1148 user_name = attr->values[0].string.text;
1149
1150 attr = attr->next;
1151 }
1152
1153 /*
1154 * See if we have everything needed...
1155 */
1156
1157 if (user_name == NULL || job_name == NULL || job_id == 0) {
1158 if (attr == NULL)
1159 break;
1160 else
1161 continue;
1162 }
1163
1164 temp->job = job_id;
1165 temp->size = job_k_octets * 1024;
1166 temp->status = job_status == IPP_JOB_PENDING ? LPQ_QUEUED :
1167 job_status == IPP_JOB_STOPPED ? LPQ_PAUSED :
1168 job_status == IPP_JOB_HELD ? LPQ_PAUSED :
1169 LPQ_PRINTING;
1170 temp->priority = job_priority;
1171 temp->time = job_time;
1172 strncpy(temp->fs_user, user_name, sizeof(temp->fs_user) - 1);
1173 strncpy(temp->fs_file, job_name, sizeof(temp->fs_file) - 1);
1174
1175 qcount ++;
1176
1177 if (attr == NULL)
1178 break;
1179 }
1180
1181 /*
1182 * Return the job queue...
1183 */
1184
1185 *q = queue;
1186
1187 out:
1188 if (response)
1189 ippDelete(response);
1190
1191 if (language)
1192 cupsLangFree(language);
1193
1194 if (http)
1195 httpClose(http);
1196
1197 return qcount;
1198 }
1199
1200
1201 /*
1202 * 'iprint_queue_pause()' - Pause a print queue.
1203 */
1204
1205 static int iprint_queue_pause(int snum)
1206 {
1207 return(-1); /* Not supported without credentials */
1208 }
1209
1210
1211 /*
1212 * 'iprint_queue_resume()' - Restart a print queue.
1213 */
1214
1215 static int iprint_queue_resume(int snum)
1216 {
1217 return(-1); /* Not supported without credentials */
1218 }
1219
1220 /*******************************************************************
1221 * iPrint printing interface definitions...
1222 ******************************************************************/
1223
1224 struct printif iprint_printif =
1225 {
1226 PRINT_IPRINT,
1227 iprint_queue_get,
1228 iprint_queue_pause,
1229 iprint_queue_resume,
1230 iprint_job_delete,
1231 iprint_job_pause,
1232 iprint_job_resume,
1233 iprint_job_submit,
1234 };
1235
1236 #else
1237 /* this keeps fussy compilers happy */
1238 void print_iprint_dummy(void);
1239 void print_iprint_dummy(void) {}
1240 #endif /* HAVE_IPRINT */
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