xref: /illumos-gate/usr/src/cmd/print/bsd-sysv-commands/common.c (revision dcf1b443e6f262cefb7e8babd3bac5fa2736b100)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  *
26  */
27 
28 /* $Id: common.c 162 2006-05-08 14:17:44Z njacobs $ */
29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include <sys/types.h>
34 #include <sys/stat.h>
35 #include <fcntl.h>
36 #include <alloca.h>
37 #include <string.h>
38 #include <libintl.h>
39 #include <ctype.h>
40 #include <pwd.h>
41 #include <papi.h>
42 #include "common.h"
43 
44 #ifndef HAVE_GETPASSPHRASE	/* some systems don't have getpassphrase() */
45 #define	getpassphrase getpass
46 #endif
47 
48 /* give the most verbose error message to the caller */
49 char *
50 verbose_papi_message(papi_service_t svc, papi_status_t status)
51 {
52 	char *mesg;
53 
54 	mesg = papiServiceGetStatusMessage(svc);
55 
56 	if (mesg == NULL)
57 		mesg = papiStatusString(status);
58 
59 	return (mesg);
60 }
61 
62 static int
63 match_job(int id, char *user, int ac, char *av[])
64 {
65 	int i;
66 
67 	for (i = 0; i < ac; i++)
68 		if (strcmp("-", av[i]) == 0)
69 			return (0);	/* "current" user match */
70 		else if ((isdigit(av[i][0]) != 0) && (id == atoi(av[i])))
71 			return (0);	/* job-id match */
72 		else if (strcmp(user, av[i]) == 0)
73 			return (0);	/* user match */
74 
75 	return (-1);
76 }
77 
78 static struct {
79 	char *mime_type;
80 	char *lp_type;
81 } type_map[] = {
82 	{ "text/plain", "simple" },
83 	{ "application/octet-stream", "raw" },
84 	{ "application/octet-stream", "any" },
85 	{ "application/postscript", "postscript" },
86 	{ "application/postscript", "ps" },
87 	{ "application/x-cif", "cif" },
88 	{ "application/x-dvi", "dvi" },
89 	{ "application/x-plot", "plot" },
90 	{ "application/x-ditroff", "troff" },
91 	{ "application/x-troff", "otroff" },
92 	{ "application/x-pr", "pr" },
93 	{ "application/x-fortran", "fortran" },
94 	{ "application/x-raster", "raster" },
95 	{ NULL, NULL}
96 };
97 
98 char *
99 lp_type_to_mime_type(char *lp_type)
100 {
101 	int i;
102 
103 	if (lp_type == NULL)
104 		return ("application/octet-stream");
105 
106 	for (i = 0; type_map[i].lp_type != NULL; i++)
107 		if (strcasecmp(type_map[i].lp_type, lp_type) == 0)
108 			return (type_map[i].mime_type);
109 
110 	return (lp_type);
111 }
112 
113 /*
114  * to support job/printer status
115  */
116 static char *
117 state_string(int state)
118 {
119 	switch (state) {
120 	case 3:
121 		return (gettext("idle"));
122 	case 4:
123 		return (gettext("processing"));
124 	case 5:
125 		return (gettext("stopped"));
126 	default:
127 		return (gettext("unknown"));
128 	}
129 }
130 
131 static char *_rank_suffixes[] = {
132 	"th", "st", "nd", "rd", "th", "th", "th", "th", "th", "th"
133 };
134 
135 static char *
136 rank_string(const int rank)
137 {
138 	static char buf[12];
139 
140 	if (rank < 0)
141 		snprintf(buf, sizeof (buf), gettext("invalid"));
142 	else if (rank == 0)
143 		snprintf(buf, sizeof (buf), gettext("active"));
144 	else if ((rank > 10) && (rank < 14))
145 		sprintf(buf, "%dth", rank);
146 	else
147 		sprintf(buf, "%d%s", rank, _rank_suffixes[rank % 10]);
148 
149 	return (buf);
150 }
151 
152 static void
153 printer_state_line(FILE *fp, papi_printer_t p, int num_jobs, char *name)
154 {
155 	papi_attribute_t **list = papiPrinterGetAttributeList(p);
156 	int state = 0;
157 	char *reason = "";
158 
159 	(void) papiAttributeListGetInteger(list, NULL,
160 	    "printer-state", &state);
161 	(void) papiAttributeListGetString(list, NULL,
162 	    "printer-state-reasons", &reason);
163 	(void) papiAttributeListGetString(list, NULL,
164 	    "printer-name", &name);
165 
166 	if ((state != 0x03) || (num_jobs != 0)) {
167 		fprintf(fp, "%s: %s", name, state_string(state));
168 		if (state == 0x05) /* stopped */
169 			fprintf(fp, ": %s\n", reason);
170 		else
171 			fprintf(fp, "\n");
172 	} else
173 		fprintf(fp, "no entries\n");
174 }
175 
176 static void
177 print_header(FILE *fp)
178 {
179 	fprintf(fp, gettext("Rank\tOwner\t Job\tFile(s)\t\t\t\tTotal Size\n"));
180 }
181 
182 static void
183 print_job_line(FILE *fp, int count, papi_job_t job, int fmt, int ac, char *av[])
184 {
185 	papi_attribute_t **list = papiJobGetAttributeList(job);
186 	int copies = 1, id = 0, rank = count, size = 0;
187 	char *name = "print job";
188 	char *user = "nobody";
189 	char *host = "localhost";
190 	char *suffix = "k";
191 
192 	(void) papiAttributeListGetInteger(list, NULL,
193 	    "job-id", &id);
194 	(void) papiAttributeListGetInteger(list, NULL,
195 	    "job-id-requested", &id);
196 	(void) papiAttributeListGetString(list, NULL,
197 	    "job-originating-user-name", &user);
198 	(void) papiAttributeListGetString(list, NULL,
199 	    "job-originating-host-name", &host);
200 
201 	/* if we are looking and it doesn't match, return early */
202 	if ((ac > 0) && (match_job(id, user, ac, av) < 0))
203 		return;
204 
205 	(void) papiAttributeListGetInteger(list, NULL,
206 	    "copies", &copies);
207 	(void) papiAttributeListGetInteger(list, NULL,
208 	    "number-of-intervening-jobs", &rank);
209 
210 	if (papiAttributeListGetInteger(list, NULL, "job-octets", &size)
211 	    == PAPI_OK)
212 		suffix = "bytes";
213 	else
214 		(void) papiAttributeListGetInteger(list, NULL,
215 		    "job-k-octets", &size);
216 	(void) papiAttributeListGetString(list, NULL,
217 	    "job-name", &name);
218 
219 	size *= copies;
220 
221 	if (fmt == 3) {
222 		fprintf(fp, gettext("%s\t%-8.8s %d\t%-32.32s%d %s\n"),
223 		    rank_string(++rank), user, id, name, size, suffix);
224 	} else
225 		fprintf(fp, gettext(
226 		    "\n%s: %s\t\t\t\t[job %d %s]\n\t%-32.32s\t%d %s\n"),
227 		    user, rank_string(++rank), id, host, name, size,
228 		    suffix);
229 }
230 
231 /*
232  * to support job cancelation
233  */
234 static void
235 cancel_job(papi_service_t svc, FILE *fp, char *printer, papi_job_t job,
236 		int ac, char *av[])
237 {
238 	papi_status_t status;
239 	papi_attribute_t **list = papiJobGetAttributeList(job);
240 	int id = 0;
241 	int rid = -1;
242 	char *user = "";
243 	char *mesg = gettext("cancelled");
244 
245 	papiAttributeListGetInteger(list, NULL,
246 	    "job-id", &id);
247 	papiAttributeListGetInteger(list, NULL,
248 	    "job-id-requested", &rid);
249 	papiAttributeListGetString(list, NULL,
250 	    "job-originating-user-name", &user);
251 
252 	/* if we are looking and it doesn't match, return early */
253 	if ((ac > 0) && (match_job(id, user, ac, av) < 0) &&
254 	    (match_job(rid, user, ac, av) < 0))
255 		return;
256 
257 	status = papiJobCancel(svc, printer, id);
258 	if (status != PAPI_OK)
259 		mesg = papiStatusString(status);
260 
261 	if (rid != -1)
262 		fprintf(fp, "%s-%d: %s\n", printer, rid, mesg);
263 	else
264 		fprintf(fp, "%s-%d: %s\n", printer, id, mesg);
265 }
266 
267 int
268 berkeley_queue_report(papi_service_t svc, FILE *fp, char *dest, int fmt,
269 		int ac, char *av[])
270 {
271 	papi_status_t status;
272 	papi_printer_t p = NULL;
273 	papi_job_t *jobs = NULL;
274 	char *pattrs[] = { "printer-name", "printer-state",
275 			"printer-state-reasons", NULL };
276 	char *jattrs[] = { "job-name", "job-octets", "job-k-octets", "job-id",
277 			"job-originating-user-name", "job-id-requested",
278 			"job-originating-host-name",
279 			"number-of-intervening-jobs", NULL };
280 	int num_jobs = 0;
281 
282 	status = papiPrinterQuery(svc, dest, pattrs, NULL, &p);
283 	if (status != PAPI_OK) {
284 		fprintf(fp, gettext(
285 		    "Failed to query service for state of %s: %s\n"),
286 		    dest, verbose_papi_message(svc, status));
287 		return (-1);
288 	}
289 
290 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
291 	    0, &jobs);
292 	if (status != PAPI_OK) {
293 		fprintf(fp, gettext(
294 		    "Failed to query service for jobs on %s: %s\n"),
295 		    dest, verbose_papi_message(svc, status));
296 		return (-1);
297 	}
298 	if (jobs != NULL) {
299 		while (jobs[num_jobs] != NULL)
300 			num_jobs++;
301 	}
302 
303 	printer_state_line(fp, p, num_jobs, dest);
304 	if (num_jobs > 0) {
305 		int i;
306 
307 		if (fmt == 3)
308 			print_header(fp);
309 		for (i = 0; jobs[i] != NULL; i++)
310 			print_job_line(fp, i, jobs[i], fmt, ac, av);
311 	}
312 
313 	papiPrinterFree(p);
314 	papiJobListFree(jobs);
315 
316 	return (num_jobs);
317 }
318 
319 int
320 berkeley_cancel_request(papi_service_t svc, FILE *fp, char *dest,
321 		int ac, char *av[])
322 {
323 	papi_status_t status;
324 	papi_job_t *jobs = NULL;
325 	char *jattrs[] = { "job-originating-user-name", "job-id",
326 			"job-id-requested", NULL };
327 
328 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
329 	    0, &jobs);
330 
331 	if (status != PAPI_OK) {
332 		fprintf(fp, gettext("Failed to query service for %s: %s\n"),
333 		    dest, verbose_papi_message(svc, status));
334 		return (-1);
335 	}
336 
337 	/* cancel the job(s) */
338 	if (jobs != NULL) {
339 		int i;
340 
341 		for (i = 0; jobs[i] != NULL; i++)
342 			cancel_job(svc, fp, dest, jobs[i], ac, av);
343 	}
344 
345 	papiJobListFree(jobs);
346 
347 	return (0);
348 }
349 
350 int
351 get_printer_id(char *name, char **printer, int *id)
352 {
353 	int result = -1;
354 
355 	if (name != NULL) {
356 		char *p = strrchr(name, '-');
357 
358 		*printer = name;
359 		if (p != NULL) {
360 			char *s = NULL;
361 
362 			*id = strtol(p + 1, &s, 10);
363 			if (s[0] != '\0')
364 				*id = -1;
365 			else
366 				*p = '\0';
367 			result = 0;
368 		} else
369 			*id = -1;
370 	}
371 
372 	return (result);
373 }
374 
375 /*
376  * strsplit() splits a string into a NULL terminated array of substrings
377  * determined by a seperator.  The original string is modified, and newly
378  * allocated space is only returned for the array itself.  If more than
379  * 1024 substrings exist, they will be ignored.
380  */
381 char **
382 strsplit(char *string, const char *seperators)
383 {
384 	char	*list[BUFSIZ],
385 	    **result;
386 	int	length = 0;
387 
388 	if ((string == NULL) || (seperators == NULL))
389 		return (NULL);
390 
391 	(void) memset(list, 0, sizeof (list));
392 	for (list[length] = strtok(string, seperators);
393 	    (list[length] != NULL) && (length < (BUFSIZ - 2));
394 	    list[length] = strtok(NULL, seperators))
395 			length++;
396 
397 	if ((result = (char **)calloc(length+1, sizeof (char *))) != NULL)
398 		(void) memcpy(result, list, length * sizeof (char *));
399 
400 	return (result);
401 }
402 
403 papi_status_t
404 jobSubmitSTDIN(papi_service_t svc, char *printer, char *prefetch, int len,
405 		papi_attribute_t **list, papi_job_t *job)
406 {
407 	papi_status_t status;
408 	papi_stream_t stream = NULL;
409 	int rc;
410 	char buf[BUFSIZ];
411 
412 	status = papiJobStreamOpen(svc, printer, list, NULL, &stream);
413 
414 	if (len > 0)
415 		status = papiJobStreamWrite(svc, stream, prefetch, len);
416 
417 	while ((status == PAPI_OK) && ((rc = read(0, buf, sizeof (buf))) > 0))
418 		status = papiJobStreamWrite(svc, stream, buf, rc);
419 
420 	if (status == PAPI_OK)
421 		status = papiJobStreamClose(svc, stream, job);
422 
423 	return (status);
424 }
425 
426 /*
427  * is_postscript() will detect if the file passed in contains postscript
428  * data.  A one is returned if the file contains postscript, zero is returned
429  * if the file is not postscript, and -1 is returned if an error occurs
430  */
431 #define	PS_MAGIC	"%!"
432 #define	PC_PS_MAGIC	"^D%!"
433 int
434 is_postscript_stream(int fd, char *buf, int *len)
435 {
436 	if ((*len = read(fd, buf, *len)) < 0) {
437 		close(fd);
438 		return (-1);
439 	}
440 
441 	if ((strncmp(buf, PS_MAGIC, sizeof (PS_MAGIC) - 1) == 0) ||
442 	    (strncmp(buf, PC_PS_MAGIC, sizeof (PC_PS_MAGIC) - 1) == 0))
443 		return (1);
444 	else
445 		return (0);
446 }
447 
448 int
449 is_postscript(const char *file)
450 {
451 	int rc = -1;
452 	int fd;
453 
454 	if ((fd = open(file, O_RDONLY)) >= 0) {
455 		char buf[3];
456 		int len = sizeof (buf);
457 
458 		rc = is_postscript_stream(fd, buf, &len);
459 		close(fd);
460 	}
461 
462 	return (rc);
463 }
464 
465 static char **
466 all_list(papi_service_t svc)
467 {
468 	papi_status_t status;
469 	papi_printer_t printer = NULL;
470 	char *list[] = { "member-names", NULL };
471 	char **result = NULL;
472 
473 	status = papiPrinterQuery(svc, "_all", list, NULL, &printer);
474 	if ((status == PAPI_OK) && (printer != NULL)) {
475 		papi_attribute_t **attributes =
476 		    papiPrinterGetAttributeList(printer);
477 		if (attributes != NULL) {
478 			void *iter = NULL;
479 			char *value = NULL;
480 
481 			for (status = papiAttributeListGetString(attributes,
482 			    &iter, "member-names", &value);
483 			    status == PAPI_OK;
484 			    status = papiAttributeListGetString(attributes,
485 			    &iter, NULL, &value))
486 					list_append(&result, strdup(value));
487 		}
488 		papiPrinterFree(printer);
489 	}
490 
491 	return (result);
492 }
493 
494 static char **
495 printers_list(papi_service_t svc)
496 {
497 	papi_status_t status;
498 	papi_printer_t *printers = NULL;
499 	char *keys[] = { "printer-name", NULL };
500 	char **result = NULL;
501 
502 	status = papiPrintersList(svc, keys, NULL, &printers);
503 	if ((status == PAPI_OK) && (printers != NULL)) {
504 		int i;
505 
506 		for (i = 0; printers[i] != NULL; i++) {
507 			papi_attribute_t **attributes =
508 			    papiPrinterGetAttributeList(printers[i]);
509 			char *name = NULL;
510 
511 			(void) papiAttributeListGetString(attributes, NULL,
512 			    "printer-name", &name);
513 			if ((name != NULL) && (strcmp(name, "_default") != 0))
514 				list_append(&result, strdup(name));
515 		}
516 		papiPrinterListFree(printers);
517 	}
518 
519 	return (result);
520 }
521 
522 char **
523 interest_list(papi_service_t svc)
524 {
525 	static char been_here;
526 	static char **result;
527 
528 	if (been_here == 0) {	/* only do this once */
529 		been_here = 1;
530 
531 		if ((result = all_list(svc)) == NULL)
532 			result = printers_list(svc);
533 	}
534 
535 	return (result);
536 }
537 
538 char *
539 localhostname()
540 {
541 	static char *result;
542 
543 	if (result == NULL) {
544 		static char buf[256];
545 
546 		if (gethostname(buf, sizeof (buf)) == 0)
547 			result = buf;
548 	}
549 
550 	return (result);
551 }
552 
553 int
554 cli_auth_callback(papi_service_t svc, void *app_data)
555 {
556 	char prompt[BUFSIZ];
557 	char *user, *svc_name, *passphrase;
558 
559 	/* get the name of the service we are contacting */
560 	if ((svc_name = papiServiceGetServiceName(svc)) == NULL)
561 		return (-1);
562 
563 	/* find our who we are supposed to be */
564 	if ((user = papiServiceGetUserName(svc)) == NULL) {
565 		struct passwd *pw;
566 
567 		if ((pw = getpwuid(getuid())) != NULL)
568 			user = pw->pw_name;
569 		else
570 			user = "nobody";
571 	}
572 
573 	/* build the prompt string */
574 	snprintf(prompt, sizeof (prompt),
575 	    gettext("passphrase for %s to access %s: "), user, svc_name);
576 
577 	/* ask for the passphrase */
578 	if ((passphrase = getpassphrase(prompt)) != NULL)
579 		papiServiceSetPassword(svc, passphrase);
580 
581 	return (0);
582 }
583 
584 int32_t
585 job_to_be_queried(papi_service_t svc, char *printer, int32_t id)
586 {
587 	papi_job_t *jobs = NULL;
588 	papi_status_t status;
589 	char *jattrs[] = { "job-id",
590 			"job-id-requested", NULL };
591 
592 	status = papiPrinterListJobs(svc, printer, jattrs, PAPI_LIST_JOBS_ALL,
593 	    0, &jobs);
594 
595 	if (status != PAPI_OK) {
596 		fprintf(stderr, gettext("Failed to query service for %s: %s\n"),
597 		    printer, verbose_papi_message(svc, status));
598 		return (-1);
599 	}
600 
601 	if (jobs != NULL) {
602 		int i = 0;
603 
604 		for (i = 0; jobs[i] != NULL; i++) {
605 			int32_t rid = -1;
606 			papi_attribute_t **list =
607 			    papiJobGetAttributeList(jobs[i]);
608 
609 			papiAttributeListGetInteger(list, NULL,
610 			    "job-id-requested", &rid);
611 
612 			/* check if this matches with id */
613 			if (rid == id) {
614 				/* get the actual id and return it */
615 				papiAttributeListGetInteger(list, NULL,
616 				    "job-id", &id);
617 				return (id);
618 			}
619 		}
620 	}
621 	return (id);
622 }
623