Copyright updates:
[exim.git] / src / src / lookups / passwd.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2015 */
6 /* Copyright (c) The Exim Maintainers 2020 */
7 /* See the file NOTICE for conditions of use and distribution. */
8
9 #include "../exim.h"
10
11
12
13 /*************************************************
14 * Open entry point *
15 *************************************************/
16
17 /* See local README for interface description */
18
19 static void *
20 passwd_open(const uschar * filename, uschar ** errmsg)
21 {
22 filename = filename; /* Keep picky compilers happy */
23 errmsg = errmsg;
24 return (void *)(-1); /* Just return something non-null */
25 }
26
27
28
29
30 /*************************************************
31 * Find entry point for passwd *
32 *************************************************/
33
34 /* See local README for interface description */
35
36 static int
37 passwd_find(void * handle, const uschar * filename, const uschar * keystring,
38 int length, uschar ** result, uschar ** errmsg, uint * do_cache,
39 const uschar * opts)
40 {
41 struct passwd *pw;
42
43 handle = handle; /* Keep picky compilers happy */
44 filename = filename;
45 length = length;
46 errmsg = errmsg;
47 do_cache = do_cache;
48
49 if (!route_finduser(keystring, &pw, NULL)) return FAIL;
50 *result = string_sprintf("*:%d:%d:%s:%s:%s", (int)pw->pw_uid, (int)pw->pw_gid,
51 pw->pw_gecos, pw->pw_dir, pw->pw_shell);
52 return OK;
53 }
54
55
56
57 /*************************************************
58 * Version reporting entry point *
59 *************************************************/
60
61 /* See local README for interface description. */
62
63 #include "../version.h"
64
65 void
66 passwd_version_report(FILE *f)
67 {
68 #ifdef DYNLOOKUP
69 fprintf(f, "Library version: passwd: Exim version %s\n", EXIM_VERSION_STR);
70 #endif
71 }
72
73 static lookup_info _lookup_info = {
74 .name = US"passwd", /* lookup name */
75 .type = lookup_querystyle, /* query-style lookup */
76 .open = passwd_open, /* open function */
77 .check = NULL, /* no check function */
78 .find = passwd_find, /* find function */
79 .close = NULL, /* no close function */
80 .tidy = NULL, /* no tidy function */
81 .quote = NULL, /* no quoting function */
82 .version_report = passwd_version_report /* version reporting */
83 };
84
85 #ifdef DYNLOOKUP
86 #define passwd_lookup_module_info _lookup_module_info
87 #endif
88
89 static lookup_info *_lookup_list[] = { &_lookup_info };
90 lookup_module_info passwd_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 };
91
92 /* End of lookups/passwd.c */