1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/*
Unix SMB/CIFS implementation.
printcap parsing
Copyright (C) Karl Auer 1993-1998
Re-working by Martin Kiff, 1994
Re-written again by Andrew Tridgell
Modified for SVID support by Norm Jacobs, 1997
Modified for CUPS support by Michael Sweet, 1999
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified to call SVID/XPG4 support if printcap name is set to "lpstat"
* in smb.conf under Solaris.
*
* Modified to call CUPS support if printcap name is set to "cups"
* in smb.conf.
*
* Modified to call iPrint support if printcap name is set to "iprint"
* in smb.conf.
*/
#include "includes.h"
#include "printing/pcap.h"
#include "printer_list.h"
struct pcap_cache {
char *name;
char *comment;
struct pcap_cache *next;
};
bool pcap_cache_add_specific(struct pcap_cache **ppcache, const char *name, const char *comment)
{
struct pcap_cache *p;
if (name == NULL || ((p = SMB_MALLOC_P(struct pcap_cache)) == NULL))
return false;
p->name = SMB_STRDUP(name);
p->comment = (comment && *comment) ? SMB_STRDUP(comment) : NULL;
DEBUG(11,("pcap_cache_add_specific: Adding name %s info %s\n",
p->name, p->comment ? p->comment : ""));
p->next = *ppcache;
*ppcache = p;
return true;
}
void pcap_cache_destroy_specific(struct pcap_cache **pp_cache)
{
struct pcap_cache *p, *next;
for (p = *pp_cache; p != NULL; p = next) {
next = p->next;
SAFE_FREE(p->name);
SAFE_FREE(p->comment);
SAFE_FREE(p);
}
*pp_cache = NULL;
}
bool pcap_cache_add(const char *name, const char *comment)
{
NTSTATUS status;
time_t t = time(NULL);
status = printer_list_set_printer(talloc_tos(), name, comment, t);
return NT_STATUS_IS_OK(status);
}
bool pcap_cache_loaded(void)
{
NTSTATUS status;
time_t last;
status = printer_list_get_last_refresh(&last);
return NT_STATUS_IS_OK(status);
}
void pcap_cache_replace(const struct pcap_cache *pcache)
{
const struct pcap_cache *p;
for (p = pcache; p; p = p->next) {
pcap_cache_add(p->name, p->comment);
}
}
void pcap_cache_reload(struct tevent_context *ev,
struct messaging_context *msg_ctx)
{
const char *pcap_name = lp_printcapname();
bool pcap_reloaded = False;
NTSTATUS status;
DEBUG(3, ("reloading printcap cache\n"));
/* only go looking if no printcap name supplied */
if (pcap_name == NULL || *pcap_name == 0) {
DEBUG(0, ("No printcap file name configured!\n"));
return;
}
status = printer_list_mark_reload();
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("Failed to mark printer list for reload!\n"));
return;
}
#ifdef HAVE_CUPS
if (strequal(pcap_name, "cups")) {
pcap_reloaded = cups_cache_reload(ev, msg_ctx);
goto done;
}
#endif
#ifdef HAVE_IPRINT
if (strequal(pcap_name, "iprint")) {
pcap_reloaded = iprint_cache_reload();
goto done;
}
#endif
#if defined(SYSV) || defined(HPUX)
if (strequal(pcap_name, "lpstat")) {
pcap_reloaded = sysv_cache_reload();
goto done;
}
#endif
#ifdef AIX
if (strstr_m(pcap_name, "/qconfig") != NULL) {
pcap_reloaded = aix_cache_reload();
goto done;
}
#endif
pcap_reloaded = std_pcap_cache_reload(pcap_name);
done:
DEBUG(3, ("reload status: %s\n", (pcap_reloaded) ? "ok" : "error"));
if (pcap_reloaded) {
/* cleanup old entries only if the operation was successful,
* otherwise keep around the old entries until we can
* successfuly reaload */
status = printer_list_clean_old();
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("Failed to cleanup printer list!\n"));
}
}
return;
}
bool pcap_printername_ok(const char *printername)
{
NTSTATUS status;
status = printer_list_get_printer(talloc_tos(), printername, NULL, 0);
return NT_STATUS_IS_OK(status);
}
/***************************************************************************
run a function on each printer name in the printcap file.
***************************************************************************/
void pcap_printer_fn_specific(const struct pcap_cache *pc,
void (*fn)(const char *, const char *, void *),
void *pdata)
{
const struct pcap_cache *p;
for (p = pc; p != NULL; p = p->next)
fn(p->name, p->comment, pdata);
return;
}
void pcap_printer_fn(void (*fn)(const char *, const char *, void *), void *pdata)
{
NTSTATUS status;
status = printer_list_run_fn(fn, pdata);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(3, ("Failed to run fn for all printers!\n"));
}
return;
}
|
