xref: /titanic_41/usr/src/cmd/print/bsd-sysv-commands/common.c (revision c7f2fd24c9b933d8806de9016fb9bca3f269a8af)
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 2010 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 *
verbose_papi_message(papi_service_t svc,papi_status_t status)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
match_job(int id,char * user,int ac,char * av[])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 /*
79  * return 0 : argument passed is job-id && job-id matches
80  *		or argument passed is user
81  */
82 static int
match_job_rid(int id,int ac,char * av[])83 match_job_rid(int id, int ac, char *av[])
84 {
85 	int i;
86 
87 	for (i = 0; i < ac; i++)
88 		if (isdigit(av[i][0]) != 0) {
89 			if (id == atoi(av[i]))
90 				/* job-id match */
91 				return (0);
92 		} else
93 			/* argument passed is user */
94 			return (0);
95 	return (-1);
96 }
97 
98 static struct {
99 	char *mime_type;
100 	char *lp_type;
101 } type_map[] = {
102 	{ "text/plain", "simple" },
103 	{ "application/octet-stream", "raw" },
104 	{ "application/octet-stream", "any" },
105 	{ "application/postscript", "postscript" },
106 	{ "application/postscript", "ps" },
107 	{ "application/x-cif", "cif" },
108 	{ "application/x-dvi", "dvi" },
109 	{ "application/x-plot", "plot" },
110 	{ "application/x-ditroff", "troff" },
111 	{ "application/x-troff", "otroff" },
112 	{ "application/x-pr", "pr" },
113 	{ "application/x-fortran", "fortran" },
114 	{ "application/x-raster", "raster" },
115 	{ NULL, NULL}
116 };
117 
118 char *
lp_type_to_mime_type(char * lp_type)119 lp_type_to_mime_type(char *lp_type)
120 {
121 	int i;
122 
123 	if (lp_type == NULL)
124 		return ("application/octet-stream");
125 
126 	for (i = 0; type_map[i].lp_type != NULL; i++)
127 		if (strcasecmp(type_map[i].lp_type, lp_type) == 0)
128 			return (type_map[i].mime_type);
129 
130 	return (lp_type);
131 }
132 
133 /*
134  * to support job/printer status
135  */
136 static char *
state_string(int state)137 state_string(int state)
138 {
139 	switch (state) {
140 	case 3:
141 		return (gettext("idle"));
142 	case 4:
143 		return (gettext("processing"));
144 	case 5:
145 		return (gettext("stopped"));
146 	default:
147 		return (gettext("unknown"));
148 	}
149 }
150 
151 static char *_rank_suffixes[] = {
152 	"th", "st", "nd", "rd", "th", "th", "th", "th", "th", "th"
153 };
154 
155 static char *
rank_string(const int rank)156 rank_string(const int rank)
157 {
158 	static char buf[12];
159 
160 	if (rank < 0)
161 		snprintf(buf, sizeof (buf), gettext("invalid"));
162 	else if (rank == 0)
163 		snprintf(buf, sizeof (buf), gettext("active"));
164 	else if ((rank > 10) && (rank < 14))
165 		sprintf(buf, "%dth", rank);
166 	else
167 		sprintf(buf, "%d%s", rank, _rank_suffixes[rank % 10]);
168 
169 	return (buf);
170 }
171 
172 static void
printer_state_line(FILE * fp,papi_printer_t p,int num_jobs,char * name)173 printer_state_line(FILE *fp, papi_printer_t p, int num_jobs, char *name)
174 {
175 	papi_attribute_t **list = papiPrinterGetAttributeList(p);
176 	int state = 0;
177 	char *reason = "";
178 
179 	(void) papiAttributeListGetInteger(list, NULL,
180 	    "printer-state", &state);
181 	(void) papiAttributeListGetString(list, NULL,
182 	    "printer-state-reasons", &reason);
183 	(void) papiAttributeListGetString(list, NULL,
184 	    "printer-name", &name);
185 
186 	if ((state != 0x03) || (num_jobs != 0)) {
187 		fprintf(fp, "%s: %s", name, state_string(state));
188 		if ((state == 0x05) ||
189 		    (state == 0x06) ||
190 		    (state == 0x07) ||
191 		    (state == 0x08)) /* stopped */
192 			fprintf(fp, ": %s\n", reason);
193 		else
194 			fprintf(fp, "\n");
195 	} else
196 		fprintf(fp, "no entries\n");
197 }
198 
199 static void
print_header(FILE * fp)200 print_header(FILE *fp)
201 {
202 	fprintf(fp, gettext("Rank\tOwner\t Job\tFile(s)\t\t\t\tTotal Size\n"));
203 }
204 
205 static void
print_job_line(FILE * fp,int count,papi_job_t job,int fmt,int ac,char * av[])206 print_job_line(FILE *fp, int count, papi_job_t job, int fmt, int ac, char *av[])
207 {
208 	papi_attribute_t **list = papiJobGetAttributeList(job);
209 	int copies = 1, id = 0, rank = count, size = 0;
210 	char *name = "print job";
211 	char *user = "nobody";
212 	char *host = "localhost";
213 	char *suffix = "k";
214 
215 	(void) papiAttributeListGetInteger(list, NULL,
216 	    "job-id", &id);
217 	(void) papiAttributeListGetInteger(list, NULL,
218 	    "job-id-requested", &id);
219 	(void) papiAttributeListGetString(list, NULL,
220 	    "job-originating-user-name", &user);
221 	(void) papiAttributeListGetString(list, NULL,
222 	    "job-originating-host-name", &host);
223 
224 	/* if we are looking and it doesn't match, return early */
225 	if ((ac > 0) && (match_job(id, user, ac, av) < 0))
226 		return;
227 
228 	(void) papiAttributeListGetInteger(list, NULL,
229 	    "copies", &copies);
230 	(void) papiAttributeListGetInteger(list, NULL,
231 	    "number-of-intervening-jobs", &rank);
232 
233 	if (papiAttributeListGetInteger(list, NULL, "job-octets", &size)
234 	    == PAPI_OK)
235 		suffix = "bytes";
236 	else
237 		(void) papiAttributeListGetInteger(list, NULL,
238 		    "job-k-octets", &size);
239 	(void) papiAttributeListGetString(list, NULL,
240 	    "job-name", &name);
241 
242 	size *= copies;
243 
244 	if (fmt == 3) {
245 		fprintf(fp, gettext("%s\t%-8.8s %d\t%-32.32s%d %s\n"),
246 		    rank_string(++rank), user, id, name, size, suffix);
247 	} else
248 		fprintf(fp, gettext(
249 		    "\n%s: %s\t\t\t\t[job %d %s]\n\t%-32.32s\t%d %s\n"),
250 		    user, rank_string(++rank), id, host, name, size,
251 		    suffix);
252 }
253 
254 /*
255  * to support job cancelation
256  */
257 static void
cancel_job(papi_service_t svc,FILE * fp,char * printer,papi_job_t job,int ac,char * av[])258 cancel_job(papi_service_t svc, FILE *fp, char *printer, papi_job_t job,
259 		int ac, char *av[])
260 {
261 	papi_status_t status;
262 	papi_attribute_t **list = papiJobGetAttributeList(job);
263 	int id = -1;
264 	int rid = -1;
265 	char *user = "";
266 	char *mesg = gettext("cancelled");
267 	int i = 0;
268 
269 	papiAttributeListGetInteger(list, NULL,
270 	    "job-id", &id);
271 	papiAttributeListGetInteger(list, NULL,
272 	    "job-id-requested", &rid);
273 	papiAttributeListGetString(list, NULL,
274 	    "job-originating-user-name", &user);
275 
276 	/* if we are looking and it doesn't match, return early */
277 	if ((ac > 0) && (match_job(id, user, ac, av) < 0) &&
278 	    (match_job(rid, user, ac, av) < 0))
279 		return;
280 
281 	/*
282 	 * A remote lpd job should be cancelled only based on
283 	 * job-id-requested
284 	 */
285 	if (rid != -1) {
286 		if (match_job_rid(rid, ac, av) == -1)
287 			/* job-id mismatch */
288 			return;
289 	}
290 
291 	status = papiJobCancel(svc, printer, id);
292 	if (status != PAPI_OK)
293 		mesg = papiStatusString(status);
294 
295 	if (rid != -1)
296 		fprintf(fp, "%s-%d: %s\n", printer, rid, mesg);
297 	else
298 		fprintf(fp, "%s-%d: %s\n", printer, id, mesg);
299 }
300 
301 int
berkeley_queue_report(papi_service_t svc,FILE * fp,char * dest,int fmt,int ac,char * av[])302 berkeley_queue_report(papi_service_t svc, FILE *fp, char *dest, int fmt,
303 		int ac, char *av[])
304 {
305 	papi_status_t status;
306 	papi_printer_t p = NULL;
307 	papi_job_t *jobs = NULL;
308 	char *pattrs[] = { "printer-name", "printer-state",
309 			"printer-state-reasons", NULL };
310 	char *jattrs[] = { "job-name", "job-octets", "job-k-octets", "job-id",
311 			"job-originating-user-name", "job-id-requested",
312 			"job-originating-host-name",
313 			"number-of-intervening-jobs", NULL };
314 	int num_jobs = 0;
315 
316 	status = papiPrinterQuery(svc, dest, pattrs, NULL, &p);
317 	if (status != PAPI_OK) {
318 		fprintf(fp, gettext(
319 		    "Failed to query service for state of %s: %s\n"),
320 		    dest, verbose_papi_message(svc, status));
321 		return (-1);
322 	}
323 
324 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
325 	    0, &jobs);
326 	if (status != PAPI_OK) {
327 		fprintf(fp, gettext(
328 		    "Failed to query service for jobs on %s: %s\n"),
329 		    dest, verbose_papi_message(svc, status));
330 		return (-1);
331 	}
332 	if (jobs != NULL) {
333 		while (jobs[num_jobs] != NULL)
334 			num_jobs++;
335 	}
336 
337 	printer_state_line(fp, p, num_jobs, dest);
338 	if (num_jobs > 0) {
339 		int i;
340 
341 		if (fmt == 3)
342 			print_header(fp);
343 		for (i = 0; jobs[i] != NULL; i++)
344 			print_job_line(fp, i, jobs[i], fmt, ac, av);
345 	}
346 
347 	papiPrinterFree(p);
348 	papiJobListFree(jobs);
349 
350 	return (num_jobs);
351 }
352 
353 int
berkeley_cancel_request(papi_service_t svc,FILE * fp,char * dest,int ac,char * av[])354 berkeley_cancel_request(papi_service_t svc, FILE *fp, char *dest,
355 		int ac, char *av[])
356 {
357 	papi_status_t status;
358 	papi_job_t *jobs = NULL;
359 	char *jattrs[] = { "job-originating-user-name", "job-id",
360 			"job-id-requested", NULL };
361 
362 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
363 	    0, &jobs);
364 
365 	if (status != PAPI_OK) {
366 		fprintf(fp, gettext("Failed to query service for %s: %s\n"),
367 		    dest, verbose_papi_message(svc, status));
368 		return (-1);
369 	}
370 
371 	/* cancel the job(s) */
372 	if (jobs != NULL) {
373 		int i;
374 
375 		for (i = 0; jobs[i] != NULL; i++)
376 			cancel_job(svc, fp, dest, jobs[i], ac, av);
377 	}
378 
379 	papiJobListFree(jobs);
380 
381 	return (0);
382 }
383 
384 int
get_printer_id(char * name,char ** printer,int * id)385 get_printer_id(char *name, char **printer, int *id)
386 {
387 	int result = -1;
388 
389 	if (name != NULL) {
390 		char *p = strrchr(name, '-');
391 
392 		*printer = name;
393 		if (p != NULL) {
394 			char *s = NULL;
395 
396 			*id = strtol(p + 1, &s, 10);
397 			if (s[0] != '\0')
398 				*id = -1;
399 			else
400 				*p = '\0';
401 			result = 0;
402 		} else
403 			*id = -1;
404 	}
405 
406 	return (result);
407 }
408 
409 /*
410  * strsplit() splits a string into a NULL terminated array of substrings
411  * determined by a seperator.  The original string is modified, and newly
412  * allocated space is only returned for the array itself.  If more than
413  * 1024 substrings exist, they will be ignored.
414  */
415 char **
strsplit(char * string,const char * seperators)416 strsplit(char *string, const char *seperators)
417 {
418 	char	*list[BUFSIZ],
419 	    **result;
420 	int	length = 0;
421 
422 	if ((string == NULL) || (seperators == NULL))
423 		return (NULL);
424 
425 	(void) memset(list, 0, sizeof (list));
426 	for (list[length] = strtok(string, seperators);
427 	    (list[length] != NULL) && (length < (BUFSIZ - 2));
428 	    list[length] = strtok(NULL, seperators))
429 			length++;
430 
431 	if ((result = (char **)calloc(length+1, sizeof (char *))) != NULL)
432 		(void) memcpy(result, list, length * sizeof (char *));
433 
434 	return (result);
435 }
436 
437 papi_status_t
jobSubmitSTDIN(papi_service_t svc,char * printer,char * prefetch,int len,papi_attribute_t ** list,papi_job_t * job)438 jobSubmitSTDIN(papi_service_t svc, char *printer, char *prefetch, int len,
439 		papi_attribute_t **list, papi_job_t *job)
440 {
441 	papi_status_t status;
442 	papi_stream_t stream = NULL;
443 	int rc;
444 	char buf[BUFSIZ];
445 
446 	status = papiJobStreamOpen(svc, printer, list, NULL, &stream);
447 
448 	if (len > 0)
449 		status = papiJobStreamWrite(svc, stream, prefetch, len);
450 
451 	while ((status == PAPI_OK) && ((rc = read(0, buf, sizeof (buf))) > 0))
452 		status = papiJobStreamWrite(svc, stream, buf, rc);
453 
454 	if (status == PAPI_OK)
455 		status = papiJobStreamClose(svc, stream, job);
456 
457 	return (status);
458 }
459 
460 /*
461  * is_postscript() will detect if the file passed in contains postscript
462  * data.  A one is returned if the file contains postscript, zero is returned
463  * if the file is not postscript, and -1 is returned if an error occurs
464  */
465 #define	PS_MAGIC	"%!"
466 #define	PC_PS_MAGIC	"^D%!"
467 int
is_postscript_stream(int fd,char * buf,int * len)468 is_postscript_stream(int fd, char *buf, int *len)
469 {
470 	if ((*len = read(fd, buf, *len)) < 0) {
471 		close(fd);
472 		return (-1);
473 	}
474 
475 	if ((strncmp(buf, PS_MAGIC, sizeof (PS_MAGIC) - 1) == 0) ||
476 	    (strncmp(buf, PC_PS_MAGIC, sizeof (PC_PS_MAGIC) - 1) == 0))
477 		return (1);
478 	else
479 		return (0);
480 }
481 
482 int
is_postscript(const char * file)483 is_postscript(const char *file)
484 {
485 	int rc = -1;
486 	int fd;
487 
488 	if ((fd = open(file, O_RDONLY)) >= 0) {
489 		char buf[3];
490 		int len = sizeof (buf);
491 
492 		rc = is_postscript_stream(fd, buf, &len);
493 		close(fd);
494 	}
495 
496 	return (rc);
497 }
498 
499 static char **
all_list(papi_service_t svc)500 all_list(papi_service_t svc)
501 {
502 	papi_status_t status;
503 	papi_printer_t printer = NULL;
504 	char *list[] = { "member-names", NULL };
505 	char **result = NULL;
506 
507 	status = papiPrinterQuery(svc, "_all", list, NULL, &printer);
508 	if ((status == PAPI_OK) && (printer != NULL)) {
509 		papi_attribute_t **attributes =
510 		    papiPrinterGetAttributeList(printer);
511 		if (attributes != NULL) {
512 			void *iter = NULL;
513 			char *value = NULL;
514 
515 			for (status = papiAttributeListGetString(attributes,
516 			    &iter, "member-names", &value);
517 			    status == PAPI_OK;
518 			    status = papiAttributeListGetString(attributes,
519 			    &iter, NULL, &value))
520 					list_append(&result, strdup(value));
521 		}
522 		papiPrinterFree(printer);
523 	}
524 
525 	return (result);
526 }
527 
528 static char **
printers_list(papi_service_t svc)529 printers_list(papi_service_t svc)
530 {
531 	papi_status_t status;
532 	papi_printer_t *printers = NULL;
533 	char *keys[] = { "printer-name", NULL };
534 	char **result = NULL;
535 
536 	status = papiPrintersList(svc, keys, NULL, &printers);
537 	if ((status == PAPI_OK) && (printers != NULL)) {
538 		int i;
539 
540 		for (i = 0; printers[i] != NULL; i++) {
541 			papi_attribute_t **attributes =
542 			    papiPrinterGetAttributeList(printers[i]);
543 			char *name = NULL;
544 
545 			(void) papiAttributeListGetString(attributes, NULL,
546 			    "printer-name", &name);
547 			if ((name != NULL) && (strcmp(name, "_default") != 0))
548 				list_append(&result, strdup(name));
549 		}
550 		papiPrinterListFree(printers);
551 	}
552 
553 	return (result);
554 }
555 
556 char **
interest_list(papi_service_t svc)557 interest_list(papi_service_t svc)
558 {
559 	static char been_here;
560 	static char **result;
561 
562 	if (been_here == 0) {	/* only do this once */
563 		been_here = 1;
564 
565 		if ((result = all_list(svc)) == NULL)
566 			result = printers_list(svc);
567 	}
568 
569 	return (result);
570 }
571 
572 char *
localhostname()573 localhostname()
574 {
575 	static char *result;
576 
577 	if (result == NULL) {
578 		static char buf[256];
579 
580 		if (gethostname(buf, sizeof (buf)) == 0)
581 			result = buf;
582 	}
583 
584 	return (result);
585 }
586 
587 int
cli_auth_callback(papi_service_t svc,void * app_data)588 cli_auth_callback(papi_service_t svc, void *app_data)
589 {
590 	char prompt[BUFSIZ];
591 	char *user, *svc_name, *passphrase;
592 
593 	/* get the name of the service we are contacting */
594 	if ((svc_name = papiServiceGetServiceName(svc)) == NULL)
595 		return (-1);
596 
597 	/* find our who we are supposed to be */
598 	if ((user = papiServiceGetUserName(svc)) == NULL) {
599 		struct passwd *pw;
600 
601 		if ((pw = getpwuid(getuid())) != NULL)
602 			user = pw->pw_name;
603 		else
604 			user = "nobody";
605 	}
606 
607 	/* build the prompt string */
608 	snprintf(prompt, sizeof (prompt),
609 	    gettext("passphrase for %s to access %s: "), user, svc_name);
610 
611 	/* ask for the passphrase */
612 	if ((passphrase = getpassphrase(prompt)) != NULL)
613 		papiServiceSetPassword(svc, passphrase);
614 
615 	return (0);
616 }
617 
618 int32_t
job_to_be_queried(papi_service_t svc,char * printer,int32_t id)619 job_to_be_queried(papi_service_t svc, char *printer, int32_t id)
620 {
621 	papi_job_t *jobs = NULL;
622 	papi_status_t status;
623 	int ret = -1;
624 	char *jattrs[] = { "job-id",
625 			"job-id-requested", NULL };
626 
627 	status = papiPrinterListJobs(svc, printer, jattrs, PAPI_LIST_JOBS_ALL,
628 	    0, &jobs);
629 
630 	if (status != PAPI_OK) {
631 		fprintf(stderr, gettext("Failed to query service for %s: %s\n"),
632 		    printer, verbose_papi_message(svc, status));
633 		return (-1);
634 	}
635 
636 	if (jobs != NULL) {
637 		int i = 0;
638 
639 		for (i = 0; jobs[i] != NULL; i++) {
640 			int32_t rid = -1;
641 			int32_t jid = -1;
642 			papi_attribute_t **list =
643 			    papiJobGetAttributeList(jobs[i]);
644 
645 			papiAttributeListGetInteger(list, NULL,
646 			    "job-id-requested", &rid);
647 			papiAttributeListGetInteger(list, NULL,
648 			    "job-id", &jid);
649 
650 			/*
651 			 * check if id matches with either rid or jid
652 			 */
653 			if (rid == id) {
654 				/* get the actual id and return it */
655 				papiAttributeListGetInteger(list, NULL,
656 				    "job-id", &id);
657 				return (id);
658 			} else if (id == jid) {
659 				if (rid != -1) {
660 					/*
661 					 * It is a remote lpd job
662 					 * can be cancelled only
663 					 * using rid
664 					 */
665 					ret = -1;
666 				} else {
667 					/*
668 					 * its local or
669 					 * remote ipp job
670 					 */
671 					return (id);
672 				}
673 			}
674 		}
675 		return (ret);
676 	}
677 	return (id);
678 }
679