crypto/openssh/channels.c

832 	u_int32_t tcpwinsz;
841 	tcpwinsz = 0;
842 	optsz = sizeof(tcpwinsz);
844 	ret = getsockopt(sd, SOL_SOCKET, SO_RCVBUF, &tcpwinsz, &optsz);
848 	if ((ret == 0) && tcpwinsz > maxlen)
849 		tcpwinsz = maxlen;
851 	if (tcpwinsz == 0)
852 		tcpwinsz = CHAN_TCP_WINDOW_DEFAULT;
853 	debug2("tcpwinsz: %d for connection: %d", tcpwinsz, sd);
854 	return (tcpwinsz);
863 	if (!c->tcpwinsz || c->dynamic_window > 0)
864 		c->tcpwinsz = channel_tcpwinsz();
867 	    2 * c->tcpwinsz);
1857 		if (c->dynamic_window && c->tcpwinsz > c->local_window_max) {
1862 			addition = 1.5 * (c->tcpwinsz - c->local_window_max);