1 files changed, 105 insertions, 0 deletions
diff --git a/src/lookups/testdb.c b/src/lookups/testdb.c
new file mode 100644
index 0000000..5742485
--- /dev/null
+++ b/src/lookups/testdb.c
@@ -0,0 +1,105 @@
+/*************************************************
+*     Exim - an Internet mail transport agent    *
+*************************************************/
+
+/* Copyright (c) University of Cambridge 1995 - 2015 */
+/* Copyright (c) The Exim Maintainers 2020 */
+/* See the file NOTICE for conditions of use and distribution. */
+
+#include "../exim.h"
+#include "lf_functions.h"
+
+
+/* These are not real lookup functions; they are just a way of testing the
+rest of Exim by providing an easy way of specifying particular yields from
+the find function. */
+
+
+/*************************************************
+*              Open entry point                  *
+*************************************************/
+
+/* See local README for interface description. */
+
+static void *
+testdb_open(const uschar * filename, uschar ** errmsg)
+{
+filename = filename;   /* Keep picky compilers happy */
+errmsg = errmsg;
+return (void *)(1);    /* Just return something non-null */
+}
+
+
+
+/*************************************************
+*               Find entry point                 *
+*************************************************/
+
+/* See local README for interface description. */
+
+static int
+testdb_find(void * handle, const uschar * filename, const uschar * query,
+  int length, uschar ** result, uschar ** errmsg, uint * do_cache,
+  const uschar * opts)
+{
+handle = handle;          /* Keep picky compilers happy */
+filename = filename;
+length = length;
+
+if (Ustrcmp(query, "fail") == 0)
+  {
+  *errmsg = US"testdb lookup forced FAIL";
+  DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg);
+  return FAIL;
+  }
+if (Ustrcmp(query, "defer") == 0)
+  {
+  *errmsg = US"testdb lookup forced DEFER";
+  DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg);
+  return DEFER;
+  }
+
+if (Ustrcmp(query, "nocache") == 0) *do_cache = 0;
+
+*result = string_copy(query);
+return OK;
+}
+
+
+/*************************************************
+*         Version reporting entry point          *
+*************************************************/
+
+/* See local README for interface description. */
+
+#include "../version.h"
+
+void
+testdb_version_report(FILE *f)
+{
+#ifdef DYNLOOKUP
+fprintf(f, "Library version: TestDB: Exim version %s\n", EXIM_VERSION_STR);
+#endif
+}
+
+
+static lookup_info _lookup_info = {
+  .name = US"testdb",			/* lookup name */
+  .type = lookup_querystyle,		/* query-style lookup */
+  .open = testdb_open,			/* open function */
+  .check = NULL,			/* check function */
+  .find = testdb_find,			/* find function */
+  .close = NULL,			/* no close function */
+  .tidy = NULL,				/* no tidy function */
+  .quote = NULL,			/* no quoting function */
+  .version_report = testdb_version_report          /* version reporting */
+};
+
+#ifdef DYNLOOKUP
+#define testdb_lookup_module_info _lookup_module_info
+#endif
+
+static lookup_info *_lookup_list[] = { &_lookup_info };
+lookup_module_info testdb_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 };
+
+/* End of lookups/testdb.c */