2 Unix SMB/CIFS implementation.
4 Copyright (C) Karl Auer 1993-1998
6 Re-working by Martin Kiff, 1994
8 Re-written again by Andrew Tridgell
10 Modified for SVID support by Norm Jacobs, 1997
12 Modified for CUPS support by Michael Sweet, 1999
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 3 of the License, or
17 (at your option) any later version.
19 This program is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
24 You should have received a copy of the GNU General Public License
25 along with this program. If not, see <http://www.gnu.org/licenses/>.
29 * Modified to call SVID/XPG4 support if printcap name is set to "lpstat"
30 * in smb.conf under Solaris.
32 * Modified to call CUPS support if printcap name is set to "cups"
35 * Modified to call iPrint support if printcap name is set to "iprint"
40 #include "printing/pcap.h"
41 #include "printer_list.h"
47 struct pcap_cache *next;
50 bool pcap_cache_add_specific(struct pcap_cache **ppcache, const char *name, const char *comment, const char *location)
54 if (name == NULL || ((p = SMB_MALLOC_P(struct pcap_cache)) == NULL))
57 p->name = SMB_STRDUP(name);
58 p->comment = (comment && *comment) ? SMB_STRDUP(comment) : NULL;
59 p->location = (location && *location) ? SMB_STRDUP(location) : NULL;
61 DEBUG(11,("pcap_cache_add_specific: Adding name %s info %s, location: %s\n",
62 p->name, p->comment ? p->comment : "",
63 p->location ? p->location : ""));
71 void pcap_cache_destroy_specific(struct pcap_cache **pp_cache)
73 struct pcap_cache *p, *next;
75 for (p = *pp_cache; p != NULL; p = next) {
79 SAFE_FREE(p->comment);
80 SAFE_FREE(p->location);
86 bool pcap_cache_loaded(void)
91 status = printer_list_get_last_refresh(&last);
92 return NT_STATUS_IS_OK(status);
95 bool pcap_cache_replace(const struct pcap_cache *pcache)
97 const struct pcap_cache *p;
99 time_t t = time_mono(NULL);
101 status = printer_list_mark_reload();
102 if (!NT_STATUS_IS_OK(status)) {
103 DEBUG(0, ("Failed to mark printer list for reload!\n"));
107 for (p = pcache; p; p = p->next) {
108 status = printer_list_set_printer(talloc_tos(), p->name,
109 p->comment, p->location, t);
110 if (!NT_STATUS_IS_OK(status)) {
115 status = printer_list_clean_old();
116 if (!NT_STATUS_IS_OK(status)) {
117 DEBUG(0, ("Failed to cleanup printer list!\n"));
124 void pcap_cache_reload(struct tevent_context *ev,
125 struct messaging_context *msg_ctx,
126 void (*post_cache_fill_fn)(struct tevent_context *,
127 struct messaging_context *))
129 const char *pcap_name = lp_printcapname();
130 bool pcap_reloaded = False;
131 bool post_cache_fill_fn_handled = false;
132 struct pcap_cache *pcache = NULL;
134 DEBUG(3, ("reloading printcap cache\n"));
136 /* only go looking if no printcap name supplied */
137 if (pcap_name == NULL || *pcap_name == 0) {
138 DEBUG(0, ("No printcap file name configured!\n"));
143 if (strequal(pcap_name, "cups")) {
144 pcap_reloaded = cups_cache_reload(ev, msg_ctx,
147 * cups_cache_reload() is async and calls post_cache_fill_fn()
148 * on successful completion
150 post_cache_fill_fn_handled = true;
156 if (strequal(pcap_name, "iprint")) {
157 pcap_reloaded = iprint_cache_reload(&pcache);
162 #if defined(SYSV) || defined(HPUX)
163 if (strequal(pcap_name, "lpstat")) {
164 pcap_reloaded = sysv_cache_reload(&pcache);
170 if (strstr_m(pcap_name, "/qconfig") != NULL) {
171 pcap_reloaded = aix_cache_reload(&pcache);
176 pcap_reloaded = std_pcap_cache_reload(pcap_name, &pcache);
179 DEBUG(3, ("reload status: %s\n", (pcap_reloaded) ? "ok" : "error"));
181 if ((pcap_reloaded) && (post_cache_fill_fn_handled == false)) {
182 /* cleanup old entries only if the operation was successful,
183 * otherwise keep around the old entries until we can
184 * successfully reload */
186 if (!pcap_cache_replace(pcache)) {
187 DEBUG(0, ("Failed to replace printer list!\n"));
190 if (post_cache_fill_fn != NULL) {
191 post_cache_fill_fn(ev, msg_ctx);
194 pcap_cache_destroy_specific(&pcache);
200 bool pcap_printername_ok(const char *printername)
204 status = printer_list_get_printer(talloc_tos(), printername, NULL, NULL, 0);
205 return NT_STATUS_IS_OK(status);
208 /***************************************************************************
209 run a function on each printer name in the printcap file.
210 ***************************************************************************/
212 void pcap_printer_fn_specific(const struct pcap_cache *pc,
213 void (*fn)(const char *, const char *, const char *, void *),
216 const struct pcap_cache *p;
218 for (p = pc; p != NULL; p = p->next)
219 fn(p->name, p->comment, p->location, pdata);
224 void pcap_printer_read_fn(void (*fn)(const char *, const char *, const char *, void *), void *pdata)
228 status = printer_list_read_run_fn(fn, pdata);
229 if (!NT_STATUS_IS_OK(status)) {
230 DEBUG(3, ("Failed to run fn for all printers!\n"));