summaryrefslogtreecommitdiff
path: root/source3/printing/print_aix.c
blob: d3836a435686758cd15950b93520f9b9ea4ef6d8 (plain)
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
/* 
   AIX-specific printcap loading
   Copyright (C) Jean-Pierre.Boulard@univ-rennes1.fr      1996

   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/>.
*/

/*
 * This module implements AIX-specific printcap loading.  Most of the code
 * here was originally provided by Jean-Pierre.Boulard@univ-rennes1.fr in
 * the Samba 1.9.14 release, and was formerly contained in pcap.c.  It has
 * been moved here and condensed as part of a larger effort to clean up and
 * simplify the printcap code.    -- Rob Foehl, 2004/12/06
 */

#include "includes.h"
#include "system/filesys.h"
#include "printing/pcap.h"

#ifdef AIX
bool aix_cache_reload(struct pcap_cache **_pcache)
{
	int iEtat;
	FILE *pfile;
	char *line = NULL, *p;
	char *name = NULL;
	struct pcap_cache *pcache = NULL;
	TALLOC_CTX *ctx = talloc_init("aix_cache_reload");

	if (!ctx) {
		return false;
	}

	DEBUG(5, ("reloading aix printcap cache\n"));

	if ((pfile = fopen(lp_printcapname(), "r")) == NULL) {
		DEBUG(0,( "Unable to open qconfig file %s for read!\n", lp_printcapname()));
		TALLOC_FREE(ctx);
		return false;
	}

	iEtat = 0;
	/* scan qconfig file for searching <printername>:	*/
	while (line = fgets_slash(ctx, NULL, 1024, pfile)) {
		bool ok;

		if (*line == '*' || *line == 0) {
			TALLOC_FREE(line);
			continue;
		}

		switch (iEtat) {
		case 0: /* locate an entry */
			if (*line == '\t' || *line == ' ') {
				TALLOC_FREE(line);
				continue;
			}

			if ((p = strchr_m(line, ':'))) {
				char *saveptr;
				*p = '\0';
				p = strtok_r(line, ":", &saveptr);
				if (strcmp(p, "bsh") != 0) {
					name = talloc_strdup(ctx, p);
					if (!name) {
						pcap_cache_destroy_specific(&pcache);
						TALLOC_FREE(line);
						fclose(pfile);
						TALLOC_FREE(ctx);
						return false;
					}
					iEtat = 1;
					continue;
				}
			 }
			 break;

		case 1: /* scanning device stanza */
			if (*line == '*' || *line == 0)
				continue;

			if (*line != '\t' && *line != ' ') {
				/* name is found without stanza device  */
				/* probably a good printer ???		*/
				iEtat = 0;
				ok = pcap_cache_add_specific(&pcache,
							     name, NULL, NULL);
				if (!ok) {
					pcap_cache_destroy_specific(&pcache);
					TALLOC_FREE(line);
					fclose(pfile);
					TALLOC_FREE(ctx);
					return false;
				}
				continue;
			}

			if (strstr_m(line, "backend")) {
				/* it's a device, not a virtual printer */
				iEtat = 0;
			} else if (strstr_m(line, "device")) {
				/* it's a good virtual printer */
				iEtat = 0;
				ok = pcap_cache_add_specific(&pcache,
							     name, NULL, NULL);
				if (!ok) {
					pcap_cache_destroy_specific(&pcache);
					SAFE_FREE(line);
					fclose(pfile);
					TALLOC_FREE(ctx);
					return false;
				}
				continue;
			}
			break;
		}
	}

	*_pcache = pcache;
	fclose(pfile);
	TALLOC_FREE(ctx);
	return true;
}

#else
/* this keeps fussy compilers happy */
 void print_aix_dummy(void);
 void print_aix_dummy(void) {}
#endif /* AIX */