src/src/lookups/testdb.c

   1 /*************************************************
   2 *     Exim - an Internet mail transport agent    *
   3 *************************************************/
   4
   5 /* Copyright (c) University of Cambridge 1995 - 2015 */
   6 /* See the file NOTICE for conditions of use and distribution. */
   7
   8 #include "../exim.h"
   9 #include "lf_functions.h"
  10
  11
  12 /* These are not real lookup functions; they are just a way of testing the
  13 rest of Exim by providing an easy way of specifying particular yields from
  14 the find function. */
  15
  16
  17 /*************************************************
  18 *              Open entry point                  *
  19 *************************************************/
  20
  21 /* See local README for interface description. */
  22
  23 static void *
  24 testdb_open(uschar *filename, uschar **errmsg)
  25 {
  26 filename = filename;   /* Keep picky compilers happy */
  27 errmsg = errmsg;
  28 return (void *)(1);    /* Just return something non-null */
  29 }
  30
  31
  32
  33 /*************************************************
  34 *               Find entry point                 *
  35 *************************************************/
  36
  37 /* See local README for interface description. */
  38
  39 static int
  40 testdb_find(void *handle, uschar *filename, const uschar *query, int length,
  41   uschar **result, uschar **errmsg, uint *do_cache)
  42 {
  43 handle = handle;          /* Keep picky compilers happy */
  44 filename = filename;
  45 length = length;
  46
  47 if (Ustrcmp(query, "fail") == 0)
  48   {
  49   *errmsg = US"testdb lookup forced FAIL";
  50   DEBUG(D_lookup) debug_printf("%s\n", *errmsg);
  51   return FAIL;
  52   }
  53 if (Ustrcmp(query, "defer") == 0)
  54   {
  55   *errmsg = US"testdb lookup forced DEFER";
  56   DEBUG(D_lookup) debug_printf("%s\n", *errmsg);
  57   return DEFER;
  58   }
  59
  60 if (Ustrcmp(query, "nocache") == 0) *do_cache = 0;
  61
  62 *result = string_copy(query);
  63 return OK;
  64 }
  65
  66
  67 /*************************************************
  68 *         Version reporting entry point          *
  69 *************************************************/
  70
  71 /* See local README for interface description. */
  72
  73 #include "../version.h"
  74
  75 void
  76 testdb_version_report(FILE *f)
  77 {
  78 #ifdef DYNLOOKUP
  79 fprintf(f, "Library version: TestDB: Exim version %s\n", EXIM_VERSION_STR);
  80 #endif
  81 }
  82
  83
  84 static lookup_info _lookup_info = {
  85   US"testdb",                    /* lookup name */
  86   lookup_querystyle,             /* query-style lookup */
  87   testdb_open,                   /* open function */
  88   NULL,                          /* check function */
  89   testdb_find,                   /* find function */
  90   NULL,                          /* no close function */
  91   NULL,                          /* no tidy function */
  92   NULL,                          /* no quoting function */
  93   testdb_version_report          /* version reporting */
  94 };
  95
  96 #ifdef DYNLOOKUP
  97 #define testdb_lookup_module_info _lookup_module_info
  98 #endif
  99
 100 static lookup_info *_lookup_list[] = { &_lookup_info };
 101 lookup_module_info testdb_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 };
 102
 103 /* End of lookups/testdb.c */