sd-dhcp6-client: Add initial DHCPv6 client files

Add initial structure definition and functions for setting index, MAC
address, callback and event loop. Define protocol values and states.

1 files changed, 104 insertions, 0 deletions

diff --git a/src/libsystemd-network/dhcp6-protocol.h b/src/libsystemd-network/dhcp6-protocol.h
new file mode 100644
index 0000000000..0f408bce70
--- /dev/null
+++ b/src/libsystemd-network/dhcp6-protocol.h
@@ -0,0 +1,104 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright (C) 2014 Intel Corporation. All rights reserved.
+
+  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/>.
+***/
+
+#include "macro.h"
+#include "sparse-endian.h"
+
+struct DHCP6Message {
+        union {
+                struct {
+                        uint8_t type;
+                        uint8_t _pad[3];
+                } _packed_;
+                be32_t transaction_id;
+        };
+} _packed_;
+
+typedef struct DHCP6Message DHCP6Message;
+
+enum {
+        DHCP6_PORT_SERVER                       = 547,
+        DHCP6_PORT_CLIENT                       = 546,
+};
+
+enum {
+        DHCP6_DUID_LLT                          = 1,
+        DHCP6_DUID_EN                           = 2,
+        DHCP6_DUID_LL                           = 3,
+        DHCP6_DUID_UUID                         = 4,
+};
+
+enum DHCP6State {
+        DHCP6_STATE_STOPPED                     = 0,
+        DHCP6_STATE_RS                          = 1,
+};
+
+enum {
+        DHCP6_SOLICIT                           = 1,
+        DHCP6_ADVERTISE                         = 2,
+        DHCP6_REQUEST                           = 3,
+        DHCP6_CONFIRM                           = 4,
+        DHCP6_RENEW                             = 5,
+        DHCP6_REBIND                            = 6,
+        DHCP6_REPLY                             = 7,
+        DHCP6_RELEASE                           = 8,
+        DHCP6_DECLINE                           = 9,
+        DHCP6_RECONFIGURE                       = 10,
+        DHCP6_INFORMATION_REQUEST               = 11,
+        DHCP6_RELAY_FORW                        = 12,
+        DHCP6_RELAY_REPL                        = 13,
+        _DHCP6_MESSAGE_MAX                      = 14,
+};
+
+enum {
+        DHCP6_OPTION_CLIENTID                   = 1,
+        DHCP6_OPTION_SERVERID                   = 2,
+        DHCP6_OPTION_IA_NA                      = 3,
+        DHCP6_OPTION_IA_TA                      = 4,
+        DHCP6_OPTION_IAADDR                     = 5,
+        DHCP6_OPTION_ORO                        = 6,
+        DHCP6_OPTION_PREFERENCE                 = 7,
+        DHCP6_OPTION_ELAPSED_TIME               = 8,
+        DHCP6_OPTION_RELAY_MSG                  = 9,
+        /* option code 10 is unassigned */
+        DHCP6_OPTION_AUTH                       = 11,
+        DHCP6_OPTION_UNICAST                    = 12,
+        DHCP6_OPTION_STATUS_CODE                = 13,
+        DHCP6_OPTION_RAPID_COMMIT               = 14,
+        DHCP6_OPTION_USER_CLASS                 = 15,
+        DHCP6_OPTION_VENDOR_CLASS               = 16,
+        DHCP6_OPTION_VENDOR_OPTS                = 17,
+        DHCP6_OPTION_INTERFACE_ID               = 18,
+        DHCP6_OPTION_RECONF_MSG                 = 19,
+        DHCP6_OPTION_RECONF_ACCEPT              = 20,
+};
+
+enum {
+        DHCP6_STATUS_SUCCESS                    = 0,
+        DHCP6_STATUS_UNSPEC_FAIL                = 1,
+        DHCP6_STATUS_NO_ADDRS_AVAIL             = 2,
+        DHCP6_STATUS_NO_BINDING                 = 3,
+        DHCP6_STATUS_NOT_ON_LINK                = 4,
+        DHCP6_STATUS_USE_MULTICAST              = 5,
+        _DHCP6_STATUS_MAX                       = 6,
+};