void
net_encrypt(void)
{
#ifdef ENCRYPTION
if (encrypt_output)
ring_encrypt(&netoring, encrypt_output);
else
ring_clearto(&netoring);
#endif /* ENCRYPTION */
}
void
net_encrypt(void)
{
#if defined(ENCRYPTION)
if (encrypt_output)
ring_encrypt(&netoring, encrypt_output);
else
ring_clearto(&netoring);
#endif
}
int
netflush(void)
{
int n, n1;
#if defined(ENCRYPTION)
if (encrypt_output)
ring_encrypt(&netoring, encrypt_output);
#endif
if ((n1 = n = ring_full_consecutive(&netoring)) > 0) {
if (!ring_at_mark(&netoring)) {
n = send(net, (char *)netoring.consume, n, 0); /* normal write */
} else {
/*
* In 4.2 (and 4.3) systems, there is some question about
* what byte in a sendOOB operation is the "OOB" data.
* To make ourselves compatible, we only send ONE byte
* out of band, the one WE THINK should be OOB (though
* we really have more the TCP philosophy of urgent data
* rather than the Unix philosophy of OOB data).
*/
n = send(net, (char *)netoring.consume, 1, MSG_OOB);/* URGENT data */
}
}
if (n < 0) {
if (errno != ENOBUFS && errno != EWOULDBLOCK) {
setcommandmode();
perror(hostname);
NetClose(net);
ring_clear_mark(&netoring);
longjmp(peerdied, -1);
/*NOTREACHED*/
}
n = 0;
}
if (netdata && n) {
Dump('>', netoring.consume, n);
}
if (n) {
ring_consumed(&netoring, n);
/*
* If we sent all, and more to send, then recurse to pick
* up the other half.
*/
if ((n1 == n) && ring_full_consecutive(&netoring)) {
netflush();
}
return 1;
} else {
return 0;
}
}