void
DIS_tcp_setup(int fd)
{
struct tcp_chan *tcp;
struct tcp_chan **tmpa;
int rc;
/* check for bad file descriptor */
if (fd < 0)
return;
rc = pbs_client_thread_lock_tcp();
assert(rc == 0);
/* set DIS function pointers */
DIS_tcp_funcs();
if (fd >= tcparraymax) {
int hold = tcparraymax;
tcparraymax = fd+10;
if (tcparray == NULL) {
tcparray = (struct tcp_chan **)
calloc(tcparraymax,
sizeof(struct tcp_chan *));
assert(tcparray != NULL);
}
else {
tmpa = (struct tcp_chan **)realloc(tcparray,
tcparraymax *
sizeof(struct tcp_chan *));
assert(tmpa != NULL);
tcparray = tmpa;
memset(&tcparray[hold], '\0',
(tcparraymax-hold) *
sizeof(struct tcp_chan *));
}
}
tcp = tcparray[fd];
if (tcp == NULL) {
tcp = tcparray[fd] =
(struct tcp_chan *)malloc(sizeof(struct tcp_chan));
assert(tcp != NULL);
tcp->readbuf.tdis_thebuf = malloc(THE_BUF_SIZE);
assert(tcp->readbuf.tdis_thebuf != NULL);
tcp->readbuf.tdis_bufsize = THE_BUF_SIZE;
tcp->writebuf.tdis_thebuf = malloc(THE_BUF_SIZE);
assert(tcp->writebuf.tdis_thebuf != NULL);
tcp->writebuf.tdis_bufsize = THE_BUF_SIZE;
}
/* initialize read and write buffers */
DIS_tcp_clear(&tcp->readbuf);
DIS_tcp_clear(&tcp->writebuf);
rc = pbs_client_thread_unlock_tcp();
assert(rc == 0);
}
void DIS_tcp_reset(
struct tcp_chan *chan,
int i)
{
if (i == 0)
DIS_tcp_clear(&chan->readbuf);
else
DIS_tcp_clear(&chan->writebuf);
return;
} /* END DIS_tcp_reset() */
struct tcp_chan * DIS_tcp_setup(
int fd)
{
struct tcp_chan *chan = NULL;
struct tcpdisbuf *tp = NULL;
/* check for bad file descriptor */
if (fd < 0)
{
return(NULL);
}
if ((chan = (struct tcp_chan *)calloc(1, sizeof(struct tcp_chan))) == NULL)
{
log_err(ENOMEM, "DIS_tcp_setup", "calloc failure");
return(NULL);
}
/* Assign socket to struct */
chan->sock = fd;
chan->reused = FALSE;
/* Setting up the read buffer */
tp = &chan->readbuf;
if ((tp->tdis_thebuf = (char *)calloc(1, THE_BUF_SIZE+1)) == NULL)
{
free(chan);
log_err(errno,"DIS_tcp_setup","calloc failure");
return(NULL);
}
tp->tdis_bufsize = THE_BUF_SIZE;
DIS_tcp_clear(tp);
/* Setting up the write buffer */
tp = &chan->writebuf;
if ((tp->tdis_thebuf = (char *)calloc(1, THE_BUF_SIZE+1)) == NULL)
{
free(chan->readbuf.tdis_thebuf);
free(chan);
log_err(errno,"DIS_tcp_setup","calloc failure");
return(NULL);
}
tp->tdis_bufsize = THE_BUF_SIZE;
DIS_tcp_clear(tp);
return(chan);
} /* END DIS_tcp_setup() */
struct tcp_chan * DIS_tcp_setup(
int fd)
{
struct tcp_chan *chan = NULL;
struct tcpdisbuf *tp = NULL;
/* check for bad file descriptor */
if (fd < 0)
{
return(NULL);
}
if ((chan = (struct tcp_chan *)calloc(1, sizeof(struct tcp_chan))) == NULL)
{
return(NULL);
}
/* Assign socket to struct */
tcpData *data = new tcpData();
fds.insert(std::pair<int,tcpData *>(fd,data));
chan->sock = fd;
/* Setting up the read buffer */
tp = &chan->readbuf;
if ((tp->tdis_thebuf = (char *)calloc(1, THE_BUF_SIZE+1)) == NULL)
{
delete data;
free(chan);
return(NULL);
}
tp->tdis_bufsize = THE_BUF_SIZE;
DIS_tcp_clear(tp);
/* Setting up the write buffer */
tp = &chan->writebuf;
if ((tp->tdis_thebuf = (char *)calloc(1, THE_BUF_SIZE+1)) == NULL)
{
delete data;
free(chan->readbuf.tdis_thebuf);
free(chan);
return(NULL);
}
tp->tdis_bufsize = THE_BUF_SIZE;
DIS_tcp_clear(tp);
return(chan);
} /* END DIS_tcp_setup() */
/**
* @brief
* -wrapper function for DIS_tcp_clear.
*
* @param[in] fd - file descriptor
* @param[in] i - read or write buf to clear
*
* @return Void
*
*/
void
DIS_tcp_reset(int fd, int i)
{
DIS_tcp_clear(i==0 ? tcp_get_readbuf(fd) : tcp_get_writebuf(fd));
}