1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2015 */
6 /* See the file NOTICE for conditions of use and distribution. */
9 #include "lf_functions.h"
11 #include <rpcsvc/ypclnt.h>
14 /*************************************************
16 *************************************************/
18 /* See local README for interface description. This serves for both
19 the "nis" and "nis0" lookup types. */
22 nis_open(const uschar * filename, uschar ** errmsg)
25 if (yp_get_default_domain(&nis_domain) != 0)
27 *errmsg = US"failed to get default NIS domain";
35 /*************************************************
36 * Find entry point for nis *
37 *************************************************/
39 /* See local README for interface description. A separate function is used
40 for nis0 because they are so short it isn't worth trying to use any common
44 nis_find(void * handle, const uschar * filename, const uschar * keystring,
45 int length, uschar ** result, uschar ** errmsg, uint * do_cache,
51 do_cache = do_cache; /* Placate picky compilers */
52 if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length,
53 CSS &nis_data, &nis_data_length)) == 0)
55 *result = string_copy(nis_data);
56 (*result)[nis_data_length] = 0; /* remove final '\n' */
59 return (rc == YPERR_KEY || rc == YPERR_MAP)? FAIL : DEFER;
64 /*************************************************
65 * Find entry point for nis0 *
66 *************************************************/
68 /* See local README for interface description. */
71 nis0_find(void * handle, const uschar * filename, const uschar * keystring,
72 int length, uschar ** result, uschar ** errmsg, uint * do_cache,
78 do_cache = do_cache; /* Placate picky compilers */
79 if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length + 1,
80 CSS &nis_data, &nis_data_length)) == 0)
82 *result = string_copy(nis_data);
83 (*result)[nis_data_length] = 0; /* remove final '\n' */
86 return (rc == YPERR_KEY || rc == YPERR_MAP)? FAIL : DEFER;
91 /*************************************************
92 * Version reporting entry point *
93 *************************************************/
95 /* See local README for interface description. */
97 #include "../version.h"
100 nis_version_report(FILE *f)
103 fprintf(f, "Library version: NIS: Exim version %s\n", EXIM_VERSION_STR);
108 static lookup_info nis_lookup_info = {
109 .name = US"nis", /* lookup name */
110 .type = 0, /* not abs file, not query style*/
111 .open = nis_open, /* open function */
112 .check = NULL, /* check function */
113 .find = nis_find, /* find function */
114 .close = NULL, /* no close function */
115 .tidy = NULL, /* no tidy function */
116 .quote = NULL, /* no quoting function */
117 .version_report = nis_version_report /* version reporting */
120 static lookup_info nis0_lookup_info = {
121 .name = US"nis0", /* lookup name */
122 .type = 0, /* not absfile, not query style */
123 .open = nis_open, /* sic */ /* open function */
124 .check = NULL, /* check function */
125 .find = nis0_find, /* find function */
126 .close = NULL, /* no close function */
127 .tidy = NULL, /* no tidy function */
128 .quote = NULL, /* no quoting function */
129 .version_report = NULL /* no version reporting (redundant) */
133 #define nis_lookup_module_info _lookup_module_info
136 static lookup_info *_lookup_list[] = { &nis_lookup_info, &nis0_lookup_info };
137 lookup_module_info nis_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 2 };
139 /* End of lookups/nis.c */