1 files changed, 92 insertions, 0 deletions
diff --git a/src/lookups/passwd.c b/src/lookups/passwd.c
new file mode 100644
index 0000000..641a943
--- /dev/null
+++ b/src/lookups/passwd.c
@@ -0,0 +1,92 @@
+/*************************************************
+*     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"
+
+
+
+/*************************************************
+*              Open entry point                  *
+*************************************************/
+
+/* See local README for interface description */
+
+static void *
+passwd_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 for passwd           *
+*************************************************/
+
+/* See local README for interface description */
+
+static int
+passwd_find(void * handle, const uschar * filename, const uschar * keystring,
+  int length, uschar ** result, uschar ** errmsg, uint * do_cache,
+  const uschar * opts)
+{
+struct passwd *pw;
+
+handle = handle;         /* Keep picky compilers happy */
+filename = filename;
+length = length;
+errmsg = errmsg;
+do_cache = do_cache;
+
+if (!route_finduser(keystring, &pw, NULL)) return FAIL;
+*result = string_sprintf("*:%d:%d:%s:%s:%s", (int)pw->pw_uid, (int)pw->pw_gid,
+  pw->pw_gecos, pw->pw_dir, pw->pw_shell);
+return OK;
+}
+
+
+
+/*************************************************
+*         Version reporting entry point          *
+*************************************************/
+
+/* See local README for interface description. */
+
+#include "../version.h"
+
+void
+passwd_version_report(FILE *f)
+{
+#ifdef DYNLOOKUP
+fprintf(f, "Library version: passwd: Exim version %s\n", EXIM_VERSION_STR);
+#endif
+}
+
+static lookup_info _lookup_info = {
+  .name = US"passwd",			/* lookup name */
+  .type = lookup_querystyle,		/* query-style lookup */
+  .open = passwd_open,			/* open function */
+  .check = NULL,			/* no check function */
+  .find = passwd_find,			/* find function */
+  .close = NULL,			/* no close function */
+  .tidy = NULL,				/* no tidy function */
+  .quote = NULL,			/* no quoting function */
+  .version_report = passwd_version_report          /* version reporting */
+};
+
+#ifdef DYNLOOKUP
+#define passwd_lookup_module_info _lookup_module_info
+#endif
+
+static lookup_info *_lookup_list[] = { &_lookup_info };
+lookup_module_info passwd_lookup_module_info = { LOOKUP_MODULE_INFO_MAGIC, _lookup_list, 1 };
+
+/* End of lookups/passwd.c */