sd-rtnl: rework rtnl type system

[elogind.git] / src / libsystemd / sd-rtnl / rtnl-types.h

diff --git a/src/libsystemd/sd-rtnl/rtnl-types.h b/src/libsystemd/sd-rtnl/rtnl-types.h
new file mode 100644 (file)
index 0000000..2425dc9
--- /dev/null
+++ b/src/libsystemd/sd-rtnl/rtnl-types.h
@@ -0,0 +1,64 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2014 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+enum {
+        NLA_UNSPEC,
+        NLA_META,
+        NLA_U8,
+        NLA_U16,
+        NLA_U32,
+        NLA_U64,
+        NLA_STRING,
+        NLA_IN_ADDR,
+        NLA_ETHER_ADDR,
+        NLA_NESTED,
+        NLA_UNION,
+};
+
+typedef struct NLTypeSystemUnion NLTypeSystemUnion;
+typedef struct NLTypeSystem NLTypeSystem;
+typedef struct NLType NLType;
+
+struct NLTypeSystemUnion {
+        int num;
+        uint16_t match;
+        int (*lookup)(const char *);
+        const NLTypeSystem *type_systems;
+};
+
+struct NLTypeSystem {
+        uint16_t max;
+        const NLType *types;
+};
+
+struct NLType {
+        uint16_t type;
+        size_t size;
+        const NLTypeSystem *type_system;
+        const NLTypeSystemUnion *type_system_union;
+};
+
+int type_system_get_type(const NLTypeSystem *type_system, const NLType **ret, uint16_t type);
+int type_system_get_type_system(const NLTypeSystem *type_system, const NLTypeSystem **ret, uint16_t type);
+int type_system_get_type_system_union(const NLTypeSystem *type_system, const NLTypeSystemUnion **ret, uint16_t type);
+int type_system_union_get_type_system(const NLTypeSystemUnion *type_system_union, const NLTypeSystem **ret, const char *key);