1 files changed, 41 insertions, 0 deletions
diff --git a/src/shared/userdb.h b/src/shared/userdb.h
new file mode 100644
index 0000000..ee207b5
--- /dev/null
+++ b/src/shared/userdb.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#include "group-record.h"
+#include "user-record.h"
+
+/* Inquire local services for user/group records */
+
+typedef struct UserDBIterator UserDBIterator;
+
+UserDBIterator *userdb_iterator_free(UserDBIterator *iterator);
+DEFINE_TRIVIAL_CLEANUP_FUNC(UserDBIterator*, userdb_iterator_free);
+
+typedef enum UserDBFlags {
+        USERDB_AVOID_NSS          = 1 << 0,  /* don't do client-side nor server-side NSS */
+        USERDB_AVOID_SHADOW       = 1 << 1,  /* don't do client-side shadow calls (server side might happen though) */
+        USERDB_AVOID_DYNAMIC_USER = 1 << 2,  /* exclude looking up in io.systemd.DynamicUser */
+        USERDB_AVOID_MULTIPLEXER  = 1 << 3,  /* exclude looking up via io.systemd.Multiplexer */
+        USERDB_DONT_SYNTHESIZE    = 1 << 4,  /* don't synthesize root/nobody */
+} UserDBFlags;
+
+int userdb_by_name(const char *name, UserDBFlags flags, UserRecord **ret);
+int userdb_by_uid(uid_t uid, UserDBFlags flags, UserRecord **ret);
+int userdb_all(UserDBFlags flags, UserDBIterator **ret);
+int userdb_iterator_get(UserDBIterator *iterator, UserRecord **ret);
+
+int groupdb_by_name(const char *name, UserDBFlags flags, GroupRecord **ret);
+int groupdb_by_gid(gid_t gid, UserDBFlags flags, GroupRecord **ret);
+int groupdb_all(UserDBFlags flags, UserDBIterator **ret);
+int groupdb_iterator_get(UserDBIterator *iterator, GroupRecord **ret);
+
+int membershipdb_by_user(const char *name, UserDBFlags flags, UserDBIterator **ret);
+int membershipdb_by_group(const char *name, UserDBFlags flags, UserDBIterator **ret);
+int membershipdb_all(UserDBFlags flags, UserDBIterator **ret);
+int membershipdb_iterator_get(UserDBIterator *iterator, char **user, char **group);
+int membershipdb_by_group_strv(const char *name, UserDBFlags flags, char ***ret);
+
+int userdb_block_nss_systemd(int b);