xref: /illumos-gate/usr/src/cmd/print/bsd-sysv-commands/common.c (revision 355b4669e025ff377602b6fc7caaf30dbc218371)
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 2006 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 <alloca.h>
36 #include <string.h>
37 #include <libintl.h>
38 #include <ctype.h>
39 #include <pwd.h>
40 #include <papi.h>
41 #include "common.h"
42 
43 #ifndef HAVE_GETPASSPHRASE	/* some systems don't have getpassphrase() */
44 #define	getpassphrase getpass
45 #endif
46 
47 /* give the most verbose error message to the caller */
48 char *
49 verbose_papi_message(papi_service_t svc, papi_status_t status)
50 {
51 	char *mesg;
52 
53 	mesg = papiServiceGetStatusMessage(svc);
54 
55 	if (mesg == NULL)
56 		mesg = papiStatusString(status);
57 
58 	return (mesg);
59 }
60 
61 static int
62 match_job(int id, char *user, int ac, char *av[])
63 {
64 	int i;
65 
66 	for (i = 0; i < ac; i++)
67 		if (strcmp("-", av[i]) == 0)
68 			return (0);	/* "current" user match */
69 		else if ((isdigit(av[i][0]) != 0) && (id == atoi(av[i])))
70 			return (0);	/* job-id match */
71 		else if (strcmp(user, av[i]) == 0)
72 			return (0);	/* user match */
73 
74 	return (-1);
75 }
76 
77 /*
78  * to support job/printer status
79  */
80 static char *
81 state_string(int state)
82 {
83 	switch (state) {
84 	case 3:
85 		return (gettext("idle"));
86 	case 4:
87 		return (gettext("processing"));
88 	case 5:
89 		return (gettext("stopped"));
90 	default:
91 		return (gettext("unknown"));
92 	}
93 }
94 
95 static char *_rank_suffixes[] = {
96 	"th", "st", "nd", "rd", "th", "th", "th", "th", "th", "th"
97 };
98 
99 static char *
100 rank_string(const int rank)
101 {
102 	static char buf[12];
103 
104 	if (rank < 0)
105 		snprintf(buf, sizeof (buf), gettext("invalid"));
106 	else if (rank == 0)
107 		snprintf(buf, sizeof (buf), gettext("active"));
108 	else if ((rank > 10) && (rank < 14))
109 		sprintf(buf, "%dth", rank);
110 	else
111 		sprintf(buf, "%d%s", rank, _rank_suffixes[rank % 10]);
112 
113 	return (buf);
114 }
115 
116 static void
117 printer_state_line(FILE *fp, papi_printer_t p, int num_jobs, char *name)
118 {
119 	papi_attribute_t **list = papiPrinterGetAttributeList(p);
120 	int state = 0;
121 	char *reason = "";
122 
123 	(void) papiAttributeListGetInteger(list, NULL,
124 				"printer-state", &state);
125 	(void) papiAttributeListGetString(list, NULL,
126 				"printer-state-reasons", &reason);
127 	(void) papiAttributeListGetString(list, NULL,
128 				"printer-name", &name);
129 
130 	if ((state != 0x03) || (num_jobs != 0)) {
131 		fprintf(fp, "%s: %s", name, state_string(state));
132 		if (state == 0x05) /* stopped */
133 			fprintf(fp, ": %s\n", reason);
134 		else
135 			fprintf(fp, "\n");
136 	} else
137 		fprintf(fp, "no entries\n");
138 }
139 
140 static void
141 print_header(FILE *fp)
142 {
143 	fprintf(fp, gettext("Rank\tOwner\t Job\tFile(s)\t\t\t\tTotal Size\n"));
144 }
145 
146 static void
147 print_job_line(FILE *fp, int count, papi_job_t job, int fmt, int ac, char *av[])
148 {
149 	papi_attribute_t **list = papiJobGetAttributeList(job);
150 	int copies = 1, id = 0, rank = count, size = 0;
151 	char *name = "print job";
152 	char *user = "nobody";
153 	char *host = "localhost";
154 	char *suffix = "k";
155 
156 	(void) papiAttributeListGetInteger(list, NULL,
157 					"job-id", &id);
158 	(void) papiAttributeListGetString(list, NULL,
159 					"job-originating-user-name", &user);
160 
161 	/* if we are looking and it doesn't match, return early */
162 	if ((ac > 0) && (match_job(id, user, ac, av) < 0))
163 		return;
164 
165 	(void) papiAttributeListGetInteger(list, NULL,
166 					"copies", &copies);
167 	(void) papiAttributeListGetInteger(list, NULL,
168 					"number-of-intervening-jobs", &rank);
169 
170 	if (papiAttributeListGetInteger(list, NULL, "job-octets", &size)
171 			== PAPI_OK)
172 		suffix = "bytes";
173 	else
174 		(void) papiAttributeListGetInteger(list, NULL,
175 					"job-k-octets", &size);
176 	(void) papiAttributeListGetString(list, NULL,
177 					"job-name", &name);
178 
179 	size *= copies;
180 
181 	if (fmt == 3) {
182 		fprintf(fp, gettext("%s\t%-8.8s %d\t%-32.32s%d %s\n"),
183 			rank_string(++rank), user, id, name, size, suffix);
184 	} else
185 		fprintf(fp, gettext(
186 			"\n%s: %s\t\t\t\t[job %d %s]\n\t%-32.32s\t%d %s\n"),
187 			user, rank_string(++rank), id, host, name, size,
188 			suffix);
189 }
190 
191 /*
192  * to support job cancelation
193  */
194 static void
195 cancel_job(papi_service_t svc, FILE *fp, char *printer, papi_job_t job,
196 		int ac, char *av[])
197 {
198 	papi_status_t status;
199 	papi_attribute_t **list = papiJobGetAttributeList(job);
200 	int id = 0;
201 	char *user = "";
202 	char *mesg = gettext("cancelled");
203 
204 	papiAttributeListGetInteger(list, NULL,
205 					"job-id", &id);
206 	papiAttributeListGetString(list, NULL,
207 					"job-originating-user-name", &user);
208 
209 	/* if we are looking and it doesn't match, return early */
210 	if ((ac > 0) && (match_job(id, user, ac, av) < 0))
211 		return;
212 
213 	status = papiJobCancel(svc, printer, id);
214 	if (status != PAPI_OK)
215 		mesg = papiStatusString(status);
216 
217 	fprintf(fp, "%s-%d: %s\n", printer, id, mesg);
218 }
219 
220 int
221 berkeley_queue_report(papi_service_t svc, FILE *fp, char *dest, int fmt,
222 		int ac, char *av[])
223 {
224 	papi_status_t status;
225 	papi_printer_t p = NULL;
226 	papi_job_t *jobs = NULL;
227 	char *pattrs[] = { "printer-name", "printer-state",
228 			"printer-state-reasons", NULL };
229 	char *jattrs[] = {
230 			"job-name", "job-octets", "job-k-octets",
231 			"job-originating-user-name", "job-id",
232 			"number-of-intervening-jobs", NULL };
233 	int num_jobs = 0;
234 
235 	status = papiPrinterQuery(svc, dest, pattrs, NULL, &p);
236 	if (status != PAPI_OK) {
237 		fprintf(fp, gettext(
238 			"Failed to query service for state of %s: %s\n"),
239 			dest, verbose_papi_message(svc, status));
240 		return (-1);
241 	}
242 
243 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
244 					0, &jobs);
245 	if (status != PAPI_OK) {
246 		fprintf(fp, gettext(
247 			"Failed to query service for jobs on %s: %s\n"),
248 			dest, verbose_papi_message(svc, status));
249 		return (-1);
250 	}
251 	if (jobs != NULL) {
252 		while (jobs[num_jobs] != NULL)
253 			num_jobs++;
254 	}
255 
256 	printer_state_line(fp, p, num_jobs, dest);
257 	if (num_jobs > 0) {
258 		int i;
259 
260 		if (fmt == 3)
261 			print_header(fp);
262 		for (i = 0; jobs[i] != NULL; i++)
263 			print_job_line(fp, i, jobs[i], fmt, ac, av);
264 	}
265 
266 	papiPrinterFree(p);
267 	papiJobListFree(jobs);
268 
269 	return (num_jobs);
270 }
271 
272 int
273 berkeley_cancel_request(papi_service_t svc, FILE *fp, char *dest,
274 		int ac, char *av[])
275 {
276 	papi_status_t status;
277 	papi_job_t *jobs = NULL;
278 	char *jattrs[] = { "job-originating-user-name", "job-id", NULL };
279 
280 	status = papiPrinterListJobs(svc, dest, jattrs, PAPI_LIST_JOBS_ALL,
281 					0, &jobs);
282 
283 	if (status != PAPI_OK) {
284 		fprintf(fp, gettext("Failed to query service for %s: %s\n"),
285 			dest, verbose_papi_message(svc, status));
286 		return (-1);
287 	}
288 
289 	/* cancel the job(s) */
290 	if (jobs != NULL) {
291 		int i;
292 
293 		for (i = 0; jobs[i] != NULL; i++)
294 			cancel_job(svc, fp, dest, jobs[i], ac, av);
295 	}
296 
297 	papiJobListFree(jobs);
298 
299 	return (0);
300 }
301 
302 int
303 get_printer_id(char *name, char **printer, int *id)
304 {
305 	int result = -1;
306 
307 	if (name != NULL) {
308 		char *p = strrchr(name, '-');
309 
310 		*printer = name;
311 		if (p != NULL) {
312 			char *s = NULL;
313 
314 			*id = strtol(p + 1, &s, 10);
315 			if (s[0] != '\0')
316 				*id = -1;
317 			else
318 				*p = '\0';
319 			result = 0;
320 		} else
321 			*id = -1;
322 	}
323 
324 	return (result);
325 }
326 
327 /*
328  * strsplit() splits a string into a NULL terminated array of substrings
329  * determined by a seperator.  The original string is modified, and newly
330  * allocated space is only returned for the array itself.  If more than
331  * 1024 substrings exist, they will be ignored.
332  */
333 char **
334 strsplit(char *string, const char *seperators)
335 {
336 	char	*list[BUFSIZ],
337 		**result;
338 	int	length = 0;
339 
340 	if ((string == NULL) || (seperators == NULL))
341 		return (NULL);
342 
343 	(void) memset(list, 0, sizeof (list));
344 	for (list[length] = strtok(string, seperators);
345 		(list[length] != NULL) && (length < (BUFSIZ - 2));
346 		list[length] = strtok(NULL, seperators))
347 			length++;
348 
349 	if ((result = (char **)calloc(length+1, sizeof (char *))) != NULL)
350 		(void) memcpy(result, list, length * sizeof (char *));
351 
352 	return (result);
353 }
354 
355 papi_status_t
356 jobSubmitSTDIN(papi_service_t svc, char *printer, papi_attribute_t **list,
357 		papi_job_t *job)
358 {
359 	papi_status_t status;
360 	papi_stream_t stream = NULL;
361 	int rc;
362 	char buf[BUFSIZ];
363 
364 	status = papiJobStreamOpen(svc, printer, list, NULL, &stream);
365 	while ((status == PAPI_OK) && ((rc = read(0, buf, sizeof (buf))) > 0))
366 		status = papiJobStreamWrite(svc, stream, buf, rc);
367 
368 	if (status == PAPI_OK)
369 		status = papiJobStreamClose(svc, stream, job);
370 
371 	return (status);
372 }
373 
374 static char **
375 all_list(papi_service_t svc)
376 {
377 	papi_status_t status;
378 	papi_printer_t printer = NULL;
379 	char *list[] = { "member-names", NULL };
380 	char **result = NULL;
381 
382 	status = papiPrinterQuery(svc, "_all", list, NULL, &printer);
383 	if ((status == PAPI_OK) && (printer != NULL)) {
384 		papi_attribute_t **attributes =
385 					papiPrinterGetAttributeList(printer);
386 		if (attributes != NULL) {
387 			void *iter = NULL;
388 			char *value = NULL;
389 
390 			for (status = papiAttributeListGetString(attributes,
391 						&iter, "member-names", &value);
392 				status == PAPI_OK;
393 				status = papiAttributeListGetString(attributes,
394 						&iter, NULL, &value))
395 					list_append(&result, strdup(value));
396 		}
397 		papiPrinterFree(printer);
398 	}
399 
400 	return (result);
401 }
402 
403 static char **
404 printers_list(papi_service_t svc)
405 {
406 	papi_status_t status;
407 	papi_printer_t *printers = NULL;
408 	char *keys[] = { "printer-name", NULL };
409 	char **result = NULL;
410 
411 	status = papiPrintersList(svc, keys, NULL, &printers);
412 	if ((status == PAPI_OK) && (printers != NULL)) {
413 		int i;
414 
415 		for (i = 0; printers[i] != NULL; i++) {
416 			papi_attribute_t **attributes =
417 				papiPrinterGetAttributeList(printers[i]);
418 			char *name = NULL;
419 
420 			(void) papiAttributeListGetString(attributes, NULL,
421 						"printer-name", &name);
422 			if ((name != NULL) && (strcmp(name, "_default") != 0))
423 				list_append(&result, strdup(name));
424 		}
425 		papiPrinterListFree(printers);
426 	}
427 
428 	return (result);
429 }
430 
431 char **
432 interest_list(papi_service_t svc)
433 {
434 	static char been_here;
435 	static char **result;
436 
437 	if (been_here == 0) {	/* only do this once */
438 		been_here = 1;
439 
440 		if ((result = all_list(svc)) == NULL)
441 			result = printers_list(svc);
442 	}
443 
444 	return (result);
445 }
446 
447 char *
448 localhostname()
449 {
450 	static char *result;
451 
452 	if (result == NULL) {
453 		static char buf[256];
454 
455 		if (gethostname(buf, sizeof (buf)) == 0)
456 			result = buf;
457 	}
458 
459 	return (result);
460 }
461 
462 int
463 cli_auth_callback(papi_service_t svc, void *app_data)
464 {
465 	char prompt[BUFSIZ];
466 	char *user, *svc_name, *passphrase;
467 
468 	/* get the name of the service we are contacting */
469 	if ((svc_name = papiServiceGetServiceName(svc)) == NULL)
470 		return (-1);
471 
472 	/* find our who we are supposed to be */
473 	if ((user = papiServiceGetUserName(svc)) == NULL) {
474 		struct passwd *pw;
475 
476 		if ((pw = getpwuid(getuid())) != NULL)
477 			user = pw->pw_name;
478 		else
479 			user = "nobody";
480 	}
481 
482 	/* build the prompt string */
483 	snprintf(prompt, sizeof (prompt),
484 		gettext("passphrase for %s to access %s: "), user, svc_name);
485 
486 	/* ask for the passphrase */
487 	if ((passphrase = getpassphrase(prompt)) != NULL)
488 		papiServiceSetPassword(svc, passphrase);
489 
490 	return (0);
491 }
492