Files
UltraGrid/src/tfrc.h
2014-02-24 13:48:51 +01:00

64 lines
2.4 KiB
C

/*
* FILE: tfrc.h
* AUTHOR: Colin Perkins <csp@isi.edu>
*
* Copyright (C) 2002 USC Information Sciences Institute
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
*
* This product includes software developed by the University of Southern
* California Information Sciences Institute.
*
* 4. Neither the name of the University nor of the Institute may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Revision: 1.1 $
* $Date: 2007/11/08 09:48:59 $
*
*/
#ifdef __cplusplus
extern "C" {
#endif
struct tfrc;
struct tfrc *tfrc_init(struct timeval curr_time);
void tfrc_done(struct tfrc *state);
void tfrc_recv_data (struct tfrc *state, struct timeval curr_time, uint16_t seqnum, unsigned length);
void tfrc_recv_rtt (struct tfrc *state, struct timeval curr_time, uint32_t rtt);
double tfrc_feedback_txrate(struct tfrc *state, struct timeval curr_time);
int tfrc_feedback_is_due(struct tfrc *state, struct timeval curr_time);
#ifdef __cplusplus
}
#endif