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(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, uschar *filename, const uschar *keystring, int length,
45 uschar **result, uschar **errmsg, uint *do_cache)
50 do_cache = do_cache; /* Placate picky compilers */
51 if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length,
52 CSS &nis_data, &nis_data_length)) == 0)
54 *result = string_copy(nis_data);
55 (*result)[nis_data_length] = 0; /* remove final '\n' */
58 return (rc == YPERR_KEY || rc == YPERR_MAP)? FAIL : DEFER;
63 /*************************************************
64 * Find entry point for nis0 *
65 *************************************************/
67 /* See local README for interface description. */
70 nis0_find(void *handle, uschar *filename, const uschar *keystring, int length,
71 uschar **result, uschar **errmsg, uint *do_cache)
76 do_cache = do_cache; /* Placate picky compilers */
77 if ((rc = yp_match(CCS handle, CCS filename, CCS keystring, length + 1,
78 CSS &nis_data, &nis_data_length)) == 0)
80 *result = string_copy(nis_data);
81 (*result)[nis_data_length] = 0; /* remove final '\n' */
84 return (rc == YPERR_KEY || rc == YPERR_MAP)? FAIL : DEFER;
89 /*************************************************
90 * Version reporting entry point *
91 *************************************************/
93 /* See local README for interface description. */
95 #include "../version.h"
98 nis_version_report(FILE *f)
101 fprintf(f, "Library version: NIS: Exim version %s\n", EXIM_VERSION_STR);
106 static lookup_info nis_lookup_info = {
107 US"nis", /* lookup name */
108 0, /* not abs file, not query style*/
109 nis_open, /* open function */
110 NULL, /* check function */
111 nis_find, /* find function */
112 NULL, /* no close function */
113 NULL, /* no tidy function */
114 NULL, /* no quoting function */
115 nis_version_report /* version reporting */
118 static lookup_info nis0_lookup_info = {
119 US"nis0", /* lookup name */
120 0, /* not absfile, not query style */
121 nis_open, /* sic */ /* open function */
122 NULL, /* check function */
123 nis0_find, /* find function */
124 NULL, /* no close function */
125 NULL, /* no tidy function */
126 NULL, /* no quoting function */
127 NULL /* no version reporting (redundant) */
131 #define nis_lookup_module_info _lookup_module_info
134 static lookup_info *_lookup_list[] = { &nis_lookup_info, &nis0_lookup_info };
135 lookup_module_info nis_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 2 };
137 /* End of lookups/nis.c */