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Diffstat (limited to 'tinyNET/src/dhcp6/tnet_dhcp6_message.h')
| -rw-r--r-- | tinyNET/src/dhcp6/tnet_dhcp6_message.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/tinyNET/src/dhcp6/tnet_dhcp6_message.h b/tinyNET/src/dhcp6/tnet_dhcp6_message.h new file mode 100644 index 0000000..fdf545f --- /dev/null +++ b/tinyNET/src/dhcp6/tnet_dhcp6_message.h @@ -0,0 +1,143 @@ +/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO 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 General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*
+*/
+/**@file tnet_dhcp6_message.h
+ * @brief DHCPv6 (RFC 3315) Messages.
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+#ifndef TNET_DHCP6_MESSAGE_H
+#define TNET_DHCP6_MESSAGE_H
+
+#include "tinynet_config.h"
+
+#include "tnet_dhcp6_option.h"
+
+#include "tsk_object.h"
+
+TNET_BEGIN_DECLS
+
+struct tnet_dhcp6_ctx_s;
+
+/** List of all supported DHCPv6 messages.
+* For more info: RFC 3315 - 5.3. DHCP Message Types
+*/
+typedef enum tnet_dhcp6_message_type_e
+{
+ /* A client sends a Solicit message to locate servers. */
+ dhcp6_type_solicit = 1,
+ /* A server sends an Advertise message to indicate that it is available for DHCP service, in
+ response to a Solicit message received from a client. */
+ dhcp6_type_advertise = 2,
+ /* A client sends a Request message to request configuration parameters, including IP
+ addresses, from a specific server. */
+ dhcp6_type_request = 3,
+ /* A client sends a Confirm message to any available server to determine whether the
+ addresses it was assigned are still appropriate to the link to which the client is connected. */
+ dhcp6_type_confirm = 4,
+ /* A client sends a Renew message to the server that originally provided the client's addresses
+ and configuration parameters to extend the lifetimes on the addresses assigned to the
+ client and to update other configurationparameters. */
+ dhcp6_type_renew = 5,
+ /* A client sends a Rebind message to any available server to extend the lifetimes on the
+ addresses assigned to the client and to update other configuration parameters; this message is
+ sent after a client receives no response to a Renew message.*/
+ dhcp6_type_rebind = 6,
+ /* A server sends a Reply message containing assigned addresses and configuration parameters
+ in response to a Solicit, Request, Renew, Rebind message received from a client. A
+ server sends a Reply message containing configuration parameters in response to an
+ Information-request message. A server sends a Reply message in response to a Confirm message
+ confirming or denying that the addresses assigned to the client are appropriate to the
+ link to which the client is connected. A server sends a Reply message to acknowledge
+ receipt of a Release or Decline message.*/
+ dhcp6_type_reply = 7,
+ /* A client sends a Release message to the server that assigned addresses to the client to
+ indicate that the client will no longer use one or more of the assigned addresses.*/
+ dhcp6_type_release = 8,
+ /* A client sends a Decline message to a server to indicate that the client has determined that
+ one or more addresses assigned by the server are already in use on the link to which the
+ client is connected.*/
+ dhcp6_type_decline = 9,
+ /*A server sends a Reconfigure message to a client to inform the client that the server has
+ new or updated configuration parameters, and that the client is to initiate a Renew/Reply
+ or Information-request/Reply transaction with the server in order to receive the updatedinformation. */
+ dhcp6_type_reconfigure = 10,
+ /* A client sends an Information-request message to a server to request configuration
+ parameters without the assignment of any IP addresses to the client.*/
+ dhcp6_type_information_request = 11,
+ /* A relay agent sends a Relay-forward message to relay messages to servers, either directly
+ or through another relay agent. The received message, either a client message or a
+ Relay-forward message from another relay agent, is encapsulated in an option in the Relay-forward message.*/
+ dhcp6_type_relay_forw = 12,
+ /* A server sends a Relay-reply message to a relay agent containing a message that the relay
+ agent delivers to a client. The Relay-reply message may be relayed by other relay agents
+ for delivery to the destination relay agent.
+ The server encapsulates the client message as an option in the Relay-reply message, which the
+ relay agent extracts and relays to the client.*/
+ dhcp6_type_relay_repl = 13,
+}
+tnet_dhcp6_message_type_t;
+
+
+/** DHCPv6 message (common fields) as per RFC 3315 subclause 6.
+*/
+typedef struct tnet_dhcp6_message_s
+{
+ TSK_DECLARE_OBJECT;
+ /*
+ 0 1 2 3
+ 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | msg-type | transaction-id |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | |
+ . options .
+ . (variable) .
+ | |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+ /* Identifies the DHCP message type. 1-byte value. */
+ tnet_dhcp6_message_type_t type;
+ /* The transaction ID for this message exchange. 3-bytes value. */
+ uint32_t transaction_id;
+ /* Options carried in this message. */
+ tnet_dhcp6_options_L_t *options;
+}
+tnet_dhcp6_message_t;
+
+typedef tsk_list_t tnet_dhcp6_messages_L_t;
+typedef tnet_dhcp6_message_t tnet_dhcp6_request_t;
+typedef tnet_dhcp6_message_t tnet_dhcp6_reply_t;
+
+tsk_buffer_t* tnet_dhcp6_message_serialize(const struct tnet_dhcp6_ctx_s *ctx, const tnet_dhcp6_message_t *self);
+tnet_dhcp6_message_t* tnet_dhcp6_message_deserialize(const struct tnet_dhcp6_ctx_s *ctx, const uint8_t *data, tsk_size_t size);
+
+TINYNET_API tnet_dhcp6_message_t* tnet_dhcp6_message_create(tnet_dhcp6_message_type_t type);
+TINYNET_API tnet_dhcp6_request_t* tnet_dhcp6_request_create(tnet_dhcp6_message_type_t type);
+
+TINYNET_GEXTERN const tsk_object_def_t *tnet_dhcp6_message_def_t;
+
+
+TNET_END_DECLS
+
+#endif /* TNET_DHCP6_MESSAGE_H */
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