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/*
Copyright (C) 2002 Hayato Fujiwara
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; If not, see <http://www.gnu.org/licenses/>.
*/
#include <octave/oct.h>
#include <oct-stream.h>
#include "defun-dld.h"
#include "dirfns.h"
#include "error.h"
#include "help.h"
#include "oct-map.h"
#include "systime.h"
#include "ov.h"
#include "oct-obj.h"
#include "utils.h"
#include "oct-env.h"
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/poll.h>
#include <netinet/in.h>
#include <errno.h>
#include <netdb.h>
#include <unistd.h>
#define BUFF_SIZE SSIZE_MAX
// COMM
DEFUN_DLD (sclose, args, ,
"sclose (sockets)\n\
\n\
Close sockets")
{
octave_value retval;
errno=0;
if(args.length () == 1)
{
int i,nsock=0,sock,k,err=0,nl, rows;
rows = args(0).matrix_value().rows();
nsock = rows * 2;
if((int)args(0).matrix_value().data()[0]==0){
int num,pid;
struct pollfd *pollfd;
pollfd=(struct pollfd *)malloc(nsock*sizeof(struct pollfd));
for(i=0;i<nsock;i++){
sock=(int)args(0).matrix_value().data()[i+nsock];
pollfd[i].fd=sock;
pollfd[i].events=0;
pollfd[i].events=POLLIN|POLLERR|POLLHUP;
}
num=poll(pollfd,nsock,0);
if(num){
for(k=0;k<nsock;k++){
if(pollfd[k].revents && (pollfd[k].fd !=0)){
sockaddr_in r_addr;
struct hostent *hehe;
socklen_t len = sizeof(r_addr);
getpeername(pollfd[k].fd, (sockaddr*)&r_addr, &len );
hehe=gethostbyaddr((char *)&r_addr.sin_addr.s_addr,sizeof(r_addr.sin_addr), AF_INET);
if(pollfd[k].revents&POLLIN){
pid=getpid();
if (read(pollfd[k].fd,&nl,sizeof(int)) < (ssize_t)sizeof(int))
error ("read error");
if (! error_state)
if (write(pollfd[k].fd,&nl,sizeof(int)) < (ssize_t)sizeof(int))
error ("write error");
error("error occurred in %s\n\tsee %s:/tmp/octave_error-%s_%5d.log for detail",hehe->h_name,hehe->h_name,hehe->h_name,pid );
}
if(pollfd[k].revents&POLLERR){
error("Error condition - %s",hehe->h_name );
}
if(pollfd[k].revents&POLLHUP){
error("Hung up - %s",hehe->h_name );
}
}
}
}
}
for(i=nsock-1;i>=rows;i--){
sock=(int)args(0).matrix_value().data()[i];
if(sock!=0){
if(close(sock)!=0)
err++;
}
}
for(i=rows-1;i>=0;i--){
sock=(int)args(0).matrix_value().data()[i];
if(sock!=0){
if(octave_stream_list::remove (octave_value (sock), "") != 0)
err++;
}
}
if(err)
error("sclose error %d",err);
retval=(double)err;
}
else
print_usage ();
return retval;
}
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/