106 lines
3.3 KiB
C
106 lines
3.3 KiB
C
/*
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* Copyright (C) 2009 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou@yahoo.fr>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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/**@file tnet_dhcp.h
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* @brief DHCP (RFC 2131 - Dynamic Host Configuration Protocol) utilities function for P-CSCF discovery(RFC 3319 and 3361)
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* Also implement: RFC 3315, 3118, 3319, 3825 (Geoconf), 4676 (Civic Addresses Configuration Information)...
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*
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* @author Mamadou Diop <diopmamadou(at)yahoo.fr>
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*
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* @date Created: Sat Nov 8 16:54:58 2009 mdiop
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*/
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#ifndef TNET_DHCP_H
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#define TNET_DHCP_H
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#include "tinyNET_config.h"
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#include "tnet_dhcp_message.h"
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#include "tnet_utils.h"
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#include "tsk_object.h"
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#include "tsk_safeobj.h"
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TNET_BEGIN_DECLS
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#define TNET_DHCP_CTX_CREATE() tsk_object_new(tnet_dhcp_ctx_def_t)
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#define TNET_DHCP_PARAMS_CREATE() tsk_object_new(tnet_dhcp_params_def_t)
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/** Default timeout (in milliseconds) value for DHCP requests.
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*/
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#define TNET_DHCP_TIMEOUT_DEFAULT 2000
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/**< Local port(client) to bind to for incoming DHCP messages as per RFC 2131 subclause 4.1. */
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#define TNET_DHCP_CLIENT_PORT 68
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/**< Destination port(Server) for outgoing DHCP messages as per RFC 2131 subclause 4.1. */
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#define TNET_DHCP_SERVER_PORT 67
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#define TNET_DHCP_VENDOR_ID_DEFAULT "doubango/v0.0.0"
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#define TNET_DHCP_MAX_CODES 20
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#define TNET_DHCP_MAX_MSG_SIZE 1500
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/** Parameter Request List (55)
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*/
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typedef struct tnet_dhcp_params_s
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{
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TSK_DECLARE_OBJECT;
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tnet_dhcp_option_code_t codes[TNET_DHCP_MAX_CODES];
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unsigned codes_count;
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}
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tnet_dhcp_params_t;
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typedef struct tnet_dhcp_ctx_s
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{
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TSK_DECLARE_OBJECT;
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char* vendor_id;
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char* hostname;
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uint16_t max_msg_size; /**< Option code 57. */
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uint64_t timeout;
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tnet_port_t port_client; /**< Local port to bind to for incloming DHCP messages. Default: 68 */
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tnet_port_t server_port; /**< Destination port for outgoing DHCP messages. Default: 64 */
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tnet_interfaces_L_t *interfaces;
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TSK_DECLARE_SAFEOBJ;
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}
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tnet_dhcp_ctx_t;
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TINYNET_API tnet_dhcp_reply_t* tnet_dhcp_query(tnet_dhcp_ctx_t* ctx, tnet_dhcp_message_type_t type, tnet_dhcp_params_t* params);
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#define tnet_dhcp_query_discover(ctx, params) tnet_dhcp_query(ctx, dhcp_type_discover, params)
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#define tnet_dhcp_query_request(ctx, params) tnet_dhcp_query(ctx, dhcp_type_request, params)
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#define tnet_dhcp_query_decline(ctx, params) tnet_dhcp_query(ctx, dhcp_type_decline, params)
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#define tnet_dhcp_query_release(ctx, params) tnet_dhcp_query(ctx, dhcp_type_release, params)
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#define tnet_dhcp_query_inform(ctx, params) tnet_dhcp_query(ctx, dhcp_type_inform, params)
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TINYNET_API int tnet_dhcp_params_add_code(tnet_dhcp_params_t* params, tnet_dhcp_option_code_t code);
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TINYNET_GEXTERN const void *tnet_dhcp_ctx_def_t;
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TINYNET_GEXTERN const void *tnet_dhcp_params_def_t;
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TNET_END_DECLS
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#endif /* TNET_DHCP_H */
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