Update of /cvsroot/alsa/alsa-lib/src
In directory sc8-pr-cvs1:/tmp/cvs-serv30622/src
Modified Files:
Makefile.am
Added Files:
socket.c
Log Message:
Moved send_fd/receive_fd routines to src/socket.c .
--- NEW FILE: socket.c ---
/**
* \file pcm/socket.c
* \brief Socket helper routines
* \author Abramo Bagnara <[EMAIL PROTECTED]>
* \date 2003
*/
/*
* Socket helper routines
* Copyright (c) 2003 by Abramo Bagnara <[EMAIL PROTECTED]>
*
*
* 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 program 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
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/shm.h>
#include <sys/sem.h>
#include <sys/wait.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/mman.h>
#include "local.h"
#ifndef DOC_HIDDEN
int snd_send_fd(int sock, void *data, size_t len, int fd)
{
int ret;
size_t cmsg_len = CMSG_LEN(sizeof(int));
struct cmsghdr *cmsg = alloca(cmsg_len);
int *fds = (int *) CMSG_DATA(cmsg);
struct msghdr msghdr;
struct iovec vec;
vec.iov_base = (void *)&data;
vec.iov_len = len;
cmsg->cmsg_len = cmsg_len;
cmsg->cmsg_level = SOL_SOCKET;
cmsg->cmsg_type = SCM_RIGHTS;
*fds = fd;
msghdr.msg_name = NULL;
msghdr.msg_namelen = 0;
msghdr.msg_iov = &vec;
msghdr.msg_iovlen = 1;
msghdr.msg_control = cmsg;
msghdr.msg_controllen = cmsg_len;
msghdr.msg_flags = 0;
ret = sendmsg(sock, &msghdr, 0 );
if (ret < 0) {
SYSERR("sendmsg failed");
return -errno;
}
return ret;
}
int snd_receive_fd(int sock, void *data, size_t len, int *fd)
{
int ret;
size_t cmsg_len = CMSG_LEN(sizeof(int));
struct cmsghdr *cmsg = alloca(cmsg_len);
int *fds = (int *) CMSG_DATA(cmsg);
struct msghdr msghdr;
struct iovec vec;
vec.iov_base = (void *)&data;
vec.iov_len = len;
cmsg->cmsg_len = cmsg_len;
cmsg->cmsg_level = SOL_SOCKET;
cmsg->cmsg_type = SCM_RIGHTS;
*fds = -1;
msghdr.msg_name = NULL;
msghdr.msg_namelen = 0;
msghdr.msg_iov = &vec;
msghdr.msg_iovlen = 1;
msghdr.msg_control = cmsg;
msghdr.msg_controllen = cmsg_len;
msghdr.msg_flags = 0;
ret = recvmsg(sock, &msghdr, 0);
if (ret < 0) {
SYSERR("recvmsg failed");
return -errno;
}
*fd = *fds;
return ret;
}
#endif
Index: Makefile.am
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/src/Makefile.am,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -r1.44 -r1.45
--- Makefile.am 11 Mar 2003 18:51:32 -0000 1.44
+++ Makefile.am 18 Mar 2003 18:00:13 -0000 1.45
@@ -9,7 +9,7 @@
endif
lib_LTLIBRARIES = libasound.la
-libasound_la_SOURCES = conf.c confmisc.c input.c output.c async.c error.c dlmisc.c
+libasound_la_SOURCES = conf.c confmisc.c input.c output.c async.c error.c dlmisc.c
socket.c
libasound_la_LIBADD = control/libcontrol.la mixer/libmixer.la pcm/libpcm.la \
rawmidi/librawmidi.la timer/libtimer.la \
hwdep/libhwdep.la seq/libseq.la instr/libinstr.la \
-------------------------------------------------------
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