xref: /illumos-gate/usr/src/cmd/print/bsd-sysv-commands/common.c (revision c26dc428cee0f025b14a5ad03a7722f2a52f8383)
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 2008 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #include <fcntl.h>
38 #include <alloca.h>
39 #include <string.h>
40 #include <libintl.h>
41 #include <ctype.h>
42 #include <pwd.h>
43 #include <papi.h>
44 #include "common.h"
45 
46 #ifndef HAVE_GETPASSPHRASE	/* some systems don't have getpassphrase() */
47 #define	getpassphrase getpass
48 #endif
49 
50 /* give the most verbose error message to the caller */
51 char *
52 verbose_papi_message(papi_service_t svc, papi_status_t status)
53 {
54 	char *mesg;
55 
56 	mesg = papiServiceGetStatusMessage(svc);
57 
58 	if (mesg == NULL)
59 		mesg = papiStatusString(status);
60 
61 	return (mesg);
62 }
63 
64 static int
65 match_job(int id, char *user, int ac, char *av[])
66 {
67 	int i;
68 
69 	for (i = 0; i < ac; i++)
70 		if (strcmp("-", av[i]) == 0)
71 			return (0);	/* "current" user match */
72 		else if ((isdigit(av[i][0]) != 0) && (id == atoi(av[i])))
73 			return (0);	/* job-id match */
74 		else if (strcmp(user, av[i]) == 0)
75 			return (0);	/* user match */
76 
77 	return (-1);
78 }
79 
80 static struct {
81 	char *mime_type;
82 	char *lp_type;
83 } type_map[] = {
84 	{ "text/plain", "simple" },
85 	{ "application/octet-stream", "raw" },
86 	{ "application/octet-stream", "any" },
87 	{ "application/postscript", "postscript" },
88 	{ "application/postscript", "ps" },
89 	{ "application/x-cif", "cif" },
90 	{ "application/x-dvi", "dvi" },
91 	{ "application/x-plot", "plot" },
92 	{ "application/x-ditroff", "troff" },
93 	{ "application/x-troff", "otroff" },
94 	{ "application/x-pr", "pr" },
95 	{ "application/x-fortran", "fortran" },
96 	{ "application/x-raster", "raster" },
97 	{ NULL, NULL}
98 };
99 
100 char *
101 lp_type_to_mime_type(char *lp_type)
102 {
103 	int i;
104 
105 	if (lp_type == NULL)
106 		return ("application/octet-stream");
107 
108 	for (i = 0; type_map[i].lp_type != NULL; i++)
109 		if (strcasecmp(type_map[i].lp_type, lp_type) == 0)
110 			return (type_map[i].mime_type);
111 
112 	return (lp_type);
113 }
114 
115 /*
116  * to support job/printer status
117  */
118 static char *
119 state_string(int state)
120 {
121 	switch (state) {
122 	case 3:
123 		return (gettext("idle"));
124 	case 4:
125 		return (gettext("processing"));
126 	case 5:
127 		return (gettext("stopped"));
128 	default:
129 		return (gettext("unknown"));
130 	}
131 }
132 
133 static char *_rank_suffixes[] = {
134 	"th", "st", "nd", "rd", "th", "th", "th", "th", "th", "th"
135 };
136 
137 static char *
138 rank_string(const int rank)
139 {
140 	static char buf[12];
141 
142 	if (rank < 0)
143 		snprintf(buf, sizeof (buf), gettext("invalid"));
144 	else if (rank == 0)
145 		snprintf(buf, sizeof (buf), gettext("active"));
146 	else if ((rank > 10) && (rank < 14))
147 		sprintf(buf, "%dth", rank);
148 	else
149 		sprintf(buf, "%d%s", rank, _rank_suffixes[rank % 10]);
150 
151 	return (buf);
152 }
153 
154 static void
155 printer_state_line(FILE *fp, papi_printer_t p, int num_jobs, char *name)
156 {
157 	papi_attribute_t **list = papiPrinterGetAttributeList(p);
158 	int state = 0;
159 	char *reason = "";
160 
161 	(void) papiAttributeListGetInteger(list, NULL,
162 				"printer-state", &state);
163 	(void) papiAttributeListGetString(list, NULL,
164 				"printer-state-reasons", &reason);
165 	(void) papiAttributeListGetString(list, NULL,
166 				"printer-name", &name);
167 
168 	if ((state != 0x03) || (num_jobs != 0)) {
169 		fprintf(fp, "%s: %s", name, state_string(state));
170 		if (state == 0x05) /* stopped */
171 			fprintf(fp, ": %s\n", reason);
172 		else
173 			fprintf(fp, "\n");
174 	} else
175 		fprintf(fp, "no entries\n");
176 }
177 
178 static void
179 print_header(FILE *fp)
180 {
181 	fprintf(fp, gettext("Rank\tOwner\t Job\tFile(s)\t\t\t\tTotal Size\n"));
182 }
183 
184 static void
185 print_job_line(FILE *fp, int count, papi_job_t job, int fmt, int ac, char *av[])
186 {
187 	papi_attribute_t **list = papiJobGetAttributeList(job);
188 	int copies = 1, id = 0, rank = count, size = 0;
189 	char *name = "print job";
190 	char *user = "nobody";
191 	char *host = "localhost";
192 	char *suffix = "k";
193 
194 	(void) papiAttributeListGetInteger(list, NULL,
195 					"job-id", &id);
196 	(void) papiAttributeListGetInteger(list, NULL,
197 					"job-id-requested", &id);
198 	(void) papiAttributeListGetString(list, NULL,
199 					"job-originating-user-name", &user);
200 	(void) papiAttributeListGetString(list, NULL,
201 					"job-originating-host-name", &host);
202 
203 	/* if we are looking and it doesn't match, return early */
204 	if ((ac > 0) && (match_job(id, user, ac, av) < 0))
205 		return;
206 
207 	(void) papiAttributeListGetInteger(list, NULL,
208 					"copies", &copies);
209 	(void) papiAttributeListGetInteger(list, NULL,
210 					"number-of-intervening-jobs", &rank);
211 
212 	if (papiAttributeListGetInteger(list, NULL, "job-octets", &size)
213 			== PAPI_OK)
214 		suffix = "bytes";
215 	else
216 		(void) papiAttributeListGetInteger(list, NULL,
217 					"job-k-octets", &size);
218 	(void) papiAttributeListGetString(list, NULL,
219 					"job-name", &name);
220 
221 	size *= copies;
222 
223 	if (fmt == 3) {
224 		fprintf(fp, gettext("%s\t%-8.8s %d\t%-32.32s%d %s\n"),
225 			rank_string(++rank), user, id, name, size, suffix);
226 	} else
227 		fprintf(fp, gettext(
228 			"\n%s: %s\t\t\t\t[job %d %s]\n\t%-32.32s\t%d %s\n"),
229 			user, rank_string(++rank), id, host, name, size,
230 			suffix);
231 }
232 
233 /*
234  * to support job cancelation
235  */
236 static void
237 cancel_job(papi_service_t svc, FILE *fp, char *printer, papi_job_t job,
238 		int ac, char *av[])
239 {
240 	papi_status_t status;
241 	papi_attribute_t **list = papiJobGetAttributeList(job);
242 	int id = 0;
243 	int rid = 0;
244 	char *user = "";
245 	char *mesg = gettext("cancelled");
246 
247 	papiAttributeListGetInteger(list, NULL,
248 					"job-id", &id);
249 	papiAttributeListGetInteger(list, NULL,
250 					"job-id-requested", &rid);
251 	papiAttributeListGetString(list, NULL,
252 					"job-originating-user-name", &user);
253 
254 	/* if we are looking and it doesn't match, return early */
255 	if ((ac > 0) && (match_job(id, user, ac, av) < 0) &&
256 	    (match_job(rid, user, ac, av) < 0))
257 		return;
258 
259 	status = papiJobCancel(svc, printer, id);
260 	if (status != PAPI_OK)
261 		mesg = papiStatusString(status);
262 
263 	fprintf(fp, "%s-%d: %s\n", printer, id, mesg);
264 }
265 
266 int
267 berkeley_queue_report(papi_service_t svc, FILE *fp, char *dest, int fmt,
268 		int ac, char *av[])
269 {
270 	papi_status_t status;
271 	papi_printer_t p = NULL;
272 	papi_job_t *jobs = NULL;
273 	char *pattrs[] = { "printer-name", "printer-state",
274 			"printer-state-reasons", NULL };
275 	char *jattrs[] = { "job-name", "job-octets", "job-k-octets", "job-id",
276 			"job-originating-user-name", "job-id-requested",
277 			"job-originating-host-name",
278 			"number-of-intervening-jobs", NULL };
279 	int num_jobs = 0;
280 
281 	status = papiPrinterQuery(svc, dest, pattrs, NULL, &p);
282 	if (status != PAPI_OK) {
283 		fprintf(fp, gettext(
284 			"Failed to query service for state of %s: %s\n"),
285 			dest, verbose_papi_message(svc, status));
286 		return (-1);
287 	}
288 
289 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
290 					0, &jobs);
291 	if (status != PAPI_OK) {
292 		fprintf(fp, gettext(
293 			"Failed to query service for jobs on %s: %s\n"),
294 			dest, verbose_papi_message(svc, status));
295 		return (-1);
296 	}
297 	if (jobs != NULL) {
298 		while (jobs[num_jobs] != NULL)
299 			num_jobs++;
300 	}
301 
302 	printer_state_line(fp, p, num_jobs, dest);
303 	if (num_jobs > 0) {
304 		int i;
305 
306 		if (fmt == 3)
307 			print_header(fp);
308 		for (i = 0; jobs[i] != NULL; i++)
309 			print_job_line(fp, i, jobs[i], fmt, ac, av);
310 	}
311 
312 	papiPrinterFree(p);
313 	papiJobListFree(jobs);
314 
315 	return (num_jobs);
316 }
317 
318 int
319 berkeley_cancel_request(papi_service_t svc, FILE *fp, char *dest,
320 		int ac, char *av[])
321 {
322 	papi_status_t status;
323 	papi_job_t *jobs = NULL;
324 	char *jattrs[] = { "job-originating-user-name", "job-id",
325 			"job-id-requested", NULL };
326 
327 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
328 					0, &jobs);
329 
330 	if (status != PAPI_OK) {
331 		fprintf(fp, gettext("Failed to query service for %s: %s\n"),
332 			dest, verbose_papi_message(svc, status));
333 		return (-1);
334 	}
335 
336 	/* cancel the job(s) */
337 	if (jobs != NULL) {
338 		int i;
339 
340 		for (i = 0; jobs[i] != NULL; i++)
341 			cancel_job(svc, fp, dest, jobs[i], ac, av);
342 	}
343 
344 	papiJobListFree(jobs);
345 
346 	return (0);
347 }
348 
349 int
350 get_printer_id(char *name, char **printer, int *id)
351 {
352 	int result = -1;
353 
354 	if (name != NULL) {
355 		char *p = strrchr(name, '-');
356 
357 		*printer = name;
358 		if (p != NULL) {
359 			char *s = NULL;
360 
361 			*id = strtol(p + 1, &s, 10);
362 			if (s[0] != '\0')
363 				*id = -1;
364 			else
365 				*p = '\0';
366 			result = 0;
367 		} else
368 			*id = -1;
369 	}
370 
371 	return (result);
372 }
373 
374 /*
375  * strsplit() splits a string into a NULL terminated array of substrings
376  * determined by a seperator.  The original string is modified, and newly
377  * allocated space is only returned for the array itself.  If more than
378  * 1024 substrings exist, they will be ignored.
379  */
380 char **
381 strsplit(char *string, const char *seperators)
382 {
383 	char	*list[BUFSIZ],
384 		**result;
385 	int	length = 0;
386 
387 	if ((string == NULL) || (seperators == NULL))
388 		return (NULL);
389 
390 	(void) memset(list, 0, sizeof (list));
391 	for (list[length] = strtok(string, seperators);
392 		(list[length] != NULL) && (length < (BUFSIZ - 2));
393 		list[length] = strtok(NULL, seperators))
394 			length++;
395 
396 	if ((result = (char **)calloc(length+1, sizeof (char *))) != NULL)
397 		(void) memcpy(result, list, length * sizeof (char *));
398 
399 	return (result);
400 }
401 
402 papi_status_t
403 jobSubmitSTDIN(papi_service_t svc, char *printer, char *prefetch, int len,
404 		papi_attribute_t **list, papi_job_t *job)
405 {
406 	papi_status_t status;
407 	papi_stream_t stream = NULL;
408 	int rc;
409 	char buf[BUFSIZ];
410 
411 	status = papiJobStreamOpen(svc, printer, list, NULL, &stream);
412 
413 	if (len > 0)
414 		status = papiJobStreamWrite(svc, stream, prefetch, len);
415 
416 	while ((status == PAPI_OK) && ((rc = read(0, buf, sizeof (buf))) > 0))
417 		status = papiJobStreamWrite(svc, stream, buf, rc);
418 
419 	if (status == PAPI_OK)
420 		status = papiJobStreamClose(svc, stream, job);
421 
422 	return (status);
423 }
424 
425 /*
426  * is_postscript() will detect if the file passed in contains postscript
427  * data.  A one is returned if the file contains postscript, zero is returned
428  * if the file is not postscript, and -1 is returned if an error occurs
429  */
430 #define	PS_MAGIC	"%!"
431 #define	PC_PS_MAGIC	"^D%!"
432 int
433 is_postscript_stream(int fd, char *buf, int *len)
434 {
435 	if ((*len = read(fd, buf, *len)) < 0) {
436 		close(fd);
437 		return (-1);
438 	}
439 
440 	if ((strncmp(buf, PS_MAGIC, sizeof (PS_MAGIC) - 1) == 0) ||
441 	    (strncmp(buf, PC_PS_MAGIC, sizeof (PC_PS_MAGIC) - 1) == 0))
442 		return (1);
443 	else
444 		return (0);
445 }
446 
447 int
448 is_postscript(const char *file)
449 {
450 	int rc = -1;
451 	int fd;
452 
453 	if ((fd = open(file, O_RDONLY)) >= 0) {
454 		char buf[3];
455 		int len = sizeof (buf);
456 
457 		rc = is_postscript_stream(fd, buf, &len);
458 		close(fd);
459 	}
460 
461 	return (rc);
462 }
463 
464 static char **
465 all_list(papi_service_t svc)
466 {
467 	papi_status_t status;
468 	papi_printer_t printer = NULL;
469 	char *list[] = { "member-names", NULL };
470 	char **result = NULL;
471 
472 	status = papiPrinterQuery(svc, "_all", list, NULL, &printer);
473 	if ((status == PAPI_OK) && (printer != NULL)) {
474 		papi_attribute_t **attributes =
475 					papiPrinterGetAttributeList(printer);
476 		if (attributes != NULL) {
477 			void *iter = NULL;
478 			char *value = NULL;
479 
480 			for (status = papiAttributeListGetString(attributes,
481 						&iter, "member-names", &value);
482 				status == PAPI_OK;
483 				status = papiAttributeListGetString(attributes,
484 						&iter, NULL, &value))
485 					list_append(&result, strdup(value));
486 		}
487 		papiPrinterFree(printer);
488 	}
489 
490 	return (result);
491 }
492 
493 static char **
494 printers_list(papi_service_t svc)
495 {
496 	papi_status_t status;
497 	papi_printer_t *printers = NULL;
498 	char *keys[] = { "printer-name", NULL };
499 	char **result = NULL;
500 
501 	status = papiPrintersList(svc, keys, NULL, &printers);
502 	if ((status == PAPI_OK) && (printers != NULL)) {
503 		int i;
504 
505 		for (i = 0; printers[i] != NULL; i++) {
506 			papi_attribute_t **attributes =
507 				papiPrinterGetAttributeList(printers[i]);
508 			char *name = NULL;
509 
510 			(void) papiAttributeListGetString(attributes, NULL,
511 						"printer-name", &name);
512 			if ((name != NULL) && (strcmp(name, "_default") != 0))
513 				list_append(&result, strdup(name));
514 		}
515 		papiPrinterListFree(printers);
516 	}
517 
518 	return (result);
519 }
520 
521 char **
522 interest_list(papi_service_t svc)
523 {
524 	static char been_here;
525 	static char **result;
526 
527 	if (been_here == 0) {	/* only do this once */
528 		been_here = 1;
529 
530 		if ((result = all_list(svc)) == NULL)
531 			result = printers_list(svc);
532 	}
533 
534 	return (result);
535 }
536 
537 char *
538 localhostname()
539 {
540 	static char *result;
541 
542 	if (result == NULL) {
543 		static char buf[256];
544 
545 		if (gethostname(buf, sizeof (buf)) == 0)
546 			result = buf;
547 	}
548 
549 	return (result);
550 }
551 
552 int
553 cli_auth_callback(papi_service_t svc, void *app_data)
554 {
555 	char prompt[BUFSIZ];
556 	char *user, *svc_name, *passphrase;
557 
558 	/* get the name of the service we are contacting */
559 	if ((svc_name = papiServiceGetServiceName(svc)) == NULL)
560 		return (-1);
561 
562 	/* find our who we are supposed to be */
563 	if ((user = papiServiceGetUserName(svc)) == NULL) {
564 		struct passwd *pw;
565 
566 		if ((pw = getpwuid(getuid())) != NULL)
567 			user = pw->pw_name;
568 		else
569 			user = "nobody";
570 	}
571 
572 	/* build the prompt string */
573 	snprintf(prompt, sizeof (prompt),
574 		gettext("passphrase for %s to access %s: "), user, svc_name);
575 
576 	/* ask for the passphrase */
577 	if ((passphrase = getpassphrase(prompt)) != NULL)
578 		papiServiceSetPassword(svc, passphrase);
579 
580 	return (0);
581 }
582