76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
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/*
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* Copyright (C) 2009-2010 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
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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 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 tcomp_reqfeed.h
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* @brief SIGCOMP requested feedback item as per rfc 3320 subclause 9.4.9.
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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 TCOMP_REQ_FEEDBACK_H
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#define TCOMP_REQ_FEEDBACK_H
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#include "tinysigcomp_config.h"
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#include "tcomp_buffer.h"
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#include "tsk_object.h"
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TCOMP_BEGIN_DECLS
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/*
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0 1 2 3 4 5 6 7
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+---+---+---+---+---+---+---+---+
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| reserved | Q | S | I | requested_feedback_location
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+---+---+---+---+---+---+---+---+
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: requested feedback item : if Q = 1
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+---+---+---+---+---+---+---+---+
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*/
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/** SigComp Requested feedback item as per RFC 3320 subclause 9.4.9.
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*/
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typedef struct tcomp_reqfeed_s
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{
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TSK_DECLARE_OBJECT;
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unsigned Q:1; /**< The Q-bit indicates whether a requested feedback item is present or not.*/
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unsigned S:1; /**< The compressor sets the S-bit to 1 if it does not wish (or no longer
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wishes) to save state information at the receiving endpoint and also
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does not wish to access state information that it has previously saved.*/
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unsigned I:1; /**< Similarly the compressor sets the I-bit to 1 if it does not wish (or
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no longer wishes) to access any of the locally available state items
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offered by the receiving endpoint.*/
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tcomp_buffer_handle_t *item; /**< The requested item feedback data */
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}
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tcomp_reqfeed_t;
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tcomp_reqfeed_t* tcomp_reqfeed_create();
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void tcomp_reqfeed_reset(tcomp_reqfeed_t*);
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TINYSIGCOMP_GEXTERN const tsk_object_def_t *tcomp_reqfeed_def_t;
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TCOMP_END_DECLS
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#endif /* TCOMP_REQ_FEEDBACK_H */
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