mirror of
https://gitlab.linphone.org/BC/public/linphone-iphone.git
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2b8200409c
git-svn-id: svn+ssh://svn.savannah.nongnu.org/linphone/trunk@1 3f6dc0c8-ddfe-455d-9043-3cd528dc4637
129 lines
3.4 KiB
C
129 lines
3.4 KiB
C
/*
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The mediastreamer library aims at providing modular media processing and I/O
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for linphone, but also for any telephony application.
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Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "mswrite.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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static MSWriteClass *ms_write_class=NULL;
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#ifdef _WIN32
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# define FILEPERMS (S_IRUSR|S_IWUSR)
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#else
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# define FILEPERMS (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)
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#endif
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MSFilter * ms_write_new(char *name)
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{
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MSWrite *r;
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int fd=-1;
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r=g_new(MSWrite,1);
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ms_write_init(r);
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if (ms_write_class==NULL)
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{
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ms_write_class=g_new(MSWriteClass,1);
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ms_write_class_init(ms_write_class);
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}
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MS_FILTER(r)->klass=MS_FILTER_CLASS(ms_write_class);
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if ((name!=NULL) && (strlen(name)!=0))
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{
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fd=open(name,O_WRONLY | O_CREAT | O_TRUNC,FILEPERMS);
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if (fd<0) g_error("ms_write_new: failed to open %s.\n",name);
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}
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r->fd=fd;
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return(MS_FILTER(r));
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}
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/* FOR INTERNAL USE*/
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void ms_write_init(MSWrite *r)
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{
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ms_filter_init(MS_FILTER(r));
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MS_FILTER(r)->infifos=r->f_inputs;
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MS_FILTER(r)->inqueues=r->q_inputs;
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MS_FILTER(r)->r_mingran=MSWRITE_MIN_GRAN;
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memset(r->f_inputs,0,sizeof(MSFifo*)*MSWRITE_MAX_INPUTS);
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memset(r->q_inputs,0,sizeof(MSQueue*)*MSWRITE_MAX_INPUTS);
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r->fd=-1;
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}
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void ms_write_class_init(MSWriteClass *klass)
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{
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ms_filter_class_init(MS_FILTER_CLASS(klass));
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ms_filter_class_set_name(MS_FILTER_CLASS(klass),"dskwriter");
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MS_FILTER_CLASS(klass)->max_finputs=MSWRITE_MAX_INPUTS;
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MS_FILTER_CLASS(klass)->max_qinputs=MSWRITE_MAX_INPUTS;
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MS_FILTER_CLASS(klass)->r_maxgran=MSWRITE_DEF_GRAN;
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MS_FILTER_CLASS(klass)->destroy=(MSFilterDestroyFunc)ms_write_destroy;
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MS_FILTER_CLASS(klass)->process=(MSFilterProcessFunc)ms_write_process;
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}
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void ms_write_process(MSWrite *r)
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{
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MSFifo *f;
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MSQueue *q;
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MSMessage *buf=NULL;
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int i,j,err1,err2;
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gint gran=ms_filter_get_mingran(MS_FILTER(r));
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void *p;
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/* process output fifos*/
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for (i=0,j=0;(i<MS_FILTER(r)->klass->max_finputs)&&(j<MS_FILTER(r)->finputs);i++)
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{
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f=r->f_inputs[i];
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if (f!=NULL)
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{
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if ( (err1=ms_fifo_get_read_ptr(f,gran,&p))>0 )
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{
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err2=write(r->fd,p,gran);
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if (err2<0) g_warning("ms_write_process: failed to write: %s.\n",strerror(errno));
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}
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j++;
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}
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}
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/* process output queues*/
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for (i=0,j=0;(i<MS_FILTER(r)->klass->max_qinputs)&&(j<MS_FILTER(r)->qinputs);i++)
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{
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q=r->q_inputs[i];
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if (q!=NULL)
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{
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while ( (buf=ms_queue_get(q))!=NULL ){
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int ret = write(r->fd,buf->data,buf->size);
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assert( ret == buf->size );
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j++;
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ms_message_destroy(buf);
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}
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}
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}
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}
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void ms_write_destroy( MSWrite *obj)
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{
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if (obj->fd!=0) close(obj->fd);
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g_free(obj);
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}
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