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(const 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, const uschar * filename, const uschar * query,
  41   int length, uschar ** result, uschar ** errmsg, uint * do_cache,
  42   const uschar * opts)
  43 {
  44 handle = handle;          /* Keep picky compilers happy */
  45 filename = filename;
  46 length = length;
  47
  48 if (Ustrcmp(query, "fail") == 0)
  49   {
  50   *errmsg = US"testdb lookup forced FAIL";
  51   DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg);
  52   return FAIL;
  53   }
  54 if (Ustrcmp(query, "defer") == 0)
  55   {
  56   *errmsg = US"testdb lookup forced DEFER";
  57   DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg);
  58   return DEFER;
  59   }
  60
  61 if (Ustrcmp(query, "nocache") == 0) *do_cache = 0;
  62
  63 *result = string_copy(query);
  64 return OK;
  65 }
  66
  67
  68 /*************************************************
  69 *         Version reporting entry point          *
  70 *************************************************/
  71
  72 /* See local README for interface description. */
  73
  74 #include "../version.h"
  75
  76 void
  77 testdb_version_report(FILE *f)
  78 {
  79 #ifdef DYNLOOKUP
  80 fprintf(f, "Library version: TestDB: Exim version %s\n", EXIM_VERSION_STR);
  81 #endif
  82 }
  83
  84
  85 static lookup_info _lookup_info = {
  86   US"testdb",                    /* lookup name */
  87   lookup_querystyle,             /* query-style lookup */
  88   testdb_open,                   /* open function */
  89   NULL,                          /* check function */
  90   testdb_find,                   /* find function */
  91   NULL,                          /* no close function */
  92   NULL,                          /* no tidy function */
  93   NULL,                          /* no quoting function */
  94   testdb_version_report          /* version reporting */
  95 };
  96
  97 #ifdef DYNLOOKUP
  98 #define testdb_lookup_module_info _lookup_module_info
  99 #endif
 100
 101 static lookup_info *_lookup_list[] = { &_lookup_info };
 102 lookup_module_info testdb_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 };
 103
 104 /* End of lookups/testdb.c */