/usr/include/ortp/sessionset.h is in libortp-dev 3.6.1-2.1build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | /*
The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.
Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
This library 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.
This library 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 this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* \file sessionset.h
* \brief Sending and receiving multiple streams together with only one thread.
*
**/
#ifndef SESSIONSET_H
#define SESSIONSET_H
#include <ortp/rtpsession.h>
#ifdef __cplusplus
extern "C"{
#endif
#if !defined(_WIN32) && !defined(_WIN32_WCE)
/* UNIX */
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#define ORTP_FD_SET(d, s) FD_SET(d, s)
#define ORTP_FD_CLR(d, s) FD_CLR(d, s)
#define ORTP_FD_ISSET(d, s) FD_ISSET(d, s)
#define ORTP_FD_ZERO(s) FD_ZERO(s)
typedef fd_set ortp_fd_set;
#else
/* WIN32 */
#define ORTP_FD_ZERO(s) \
do { \
unsigned int __i; \
ortp_fd_set *__arr = (s); \
for (__i = 0; __i < sizeof (ortp_fd_set) / sizeof (ortp__fd_mask); ++__i) \
ORTP__FDS_BITS (__arr)[__i] = 0; \
} while (0)
#define ORTP_FD_SET(d, s) (ORTP__FDS_BITS (s)[ORTP__FDELT(d)] |= ORTP__FDMASK(d))
#define ORTP_FD_CLR(d, s) (ORTP__FDS_BITS (s)[ORTP__FDELT(d)] &= ~ORTP__FDMASK(d))
#define ORTP_FD_ISSET(d, s) ((ORTP__FDS_BITS (s)[ORTP__FDELT(d)] & ORTP__FDMASK(d)) != 0)
/* The fd_set member is required to be an array of longs. */
typedef long int ortp__fd_mask;
/* Number of bits per word of `fd_set' (some code assumes this is 32). */
#define ORTP__FD_SETSIZE 1024
/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */
#define ORTP__NFDBITS (8 * sizeof (ortp__fd_mask))
#define ORTP__FDELT(d) ((d) / ORTP__NFDBITS)
#define ORTP__FDMASK(d) ((ortp__fd_mask) 1 << ((d) % ORTP__NFDBITS))
/* fd_set for select and pselect. */
typedef struct
{
ortp__fd_mask fds_bits[ORTP__FD_SETSIZE / ORTP__NFDBITS];
# define ORTP__FDS_BITS(set) ((set)->fds_bits)
} ortp_fd_set;
#endif /*end WIN32*/
struct _SessionSet
{
ortp_fd_set rtpset;
};
typedef struct _SessionSet SessionSet;
#define session_set_init(ss) ORTP_FD_ZERO(&(ss)->rtpset)
ORTP_PUBLIC SessionSet * session_set_new(void);
/**
* This macro adds the rtp session to the set.
* @param ss a set (SessionSet object)
* @param rtpsession a RtpSession
**/
#define session_set_set(ss,rtpsession) ORTP_FD_SET((rtpsession)->mask_pos,&(ss)->rtpset)
/**
* This macro tests if the session is part of the set. 1 is returned if true, 0 else.
*@param ss a set (#SessionSet object)
*@param rtpsession a rtp session
*
**/
#define session_set_is_set(ss,rtpsession) ORTP_FD_ISSET((rtpsession)->mask_pos,&(ss)->rtpset)
/**
* Removes the session from the set.
*@param ss a set of sessions.
*@param rtpsession a rtp session.
*
*
**/
#define session_set_clr(ss,rtpsession) ORTP_FD_CLR((rtpsession)->mask_pos,&(ss)->rtpset)
#define session_set_copy(dest,src) memcpy(&(dest)->rtpset,&(src)->rtpset,sizeof(ortp_fd_set))
/**
* Frees a SessionSet.
**/
ORTP_PUBLIC void session_set_destroy(SessionSet *set);
ORTP_PUBLIC int session_set_select(SessionSet *recvs, SessionSet *sends, SessionSet *errors);
ORTP_PUBLIC int session_set_timedselect(SessionSet *recvs, SessionSet *sends, SessionSet *errors, struct timeval *timeout);
#ifdef __cplusplus
}
#endif
#endif
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