*
* - OUR_V2_WINSIZE is the maximum window size we present on SSH-2
* channels.
+ *
+ * - OUR_V2_BIGWIN is the window size we advertise for the only
+ * channel in a simple connection.
*/
#define SSH1_BUFFER_LIMIT 32768
#define SSH_MAX_BACKLOG 32768
#define OUR_V2_WINSIZE 16384
+#define OUR_V2_BIGWIN 0x10000000
#define OUR_V2_MAXPKT 0x4000UL
/* Maximum length of passwords/passphrases (arbitrary) */
bufchain outbuffer;
unsigned remwindow, remmaxpkt;
/* locwindow is signed so we can cope with excess data. */
- int locwindow;
+ int locwindow, locmaxwin;
} v2;
} v;
union {
ssh1_throttle(ssh, -1);
}
} else {
- ssh2_set_window(c, OUR_V2_WINSIZE - bufsize);
+ ssh2_set_window(c, c->v.v2.locmaxwin - bufsize);
}
}
* need to adjust the window if the server's
* sent excess data.
*/
- ssh2_set_window(c, bufsize < OUR_V2_WINSIZE ?
- OUR_V2_WINSIZE - bufsize : 0);
+ ssh2_set_window(c, bufsize < c->v.v2.locmaxwin ?
+ c->v.v2.locmaxwin - bufsize : 0);
}
}
} else {
c->localid = alloc_channel_id(ssh);
c->closes = 0;
- c->v.v2.locwindow = OUR_V2_WINSIZE;
+ c->v.v2.locwindow = c->v.v2.locmaxwin = OUR_V2_WINSIZE;
c->v.v2.remwindow = winsize;
c->v.v2.remmaxpkt = pktsize;
bufchain_init(&c->v.v2.outbuffer);
s->pktout = ssh2_pkt_init(SSH2_MSG_CHANNEL_OPEN);
ssh2_pkt_addstring(s->pktout, "direct-tcpip");
ssh2_pkt_adduint32(s->pktout, ssh->mainchan->localid);
- ssh->mainchan->v.v2.locwindow = OUR_V2_WINSIZE;
+ ssh->mainchan->v.v2.locwindow = ssh->mainchan->v.v2.locmaxwin =
+ ssh->cfg.ssh_simple ? OUR_V2_BIGWIN : OUR_V2_WINSIZE;
ssh2_pkt_adduint32(s->pktout, ssh->mainchan->v.v2.locwindow);/* our window size */
ssh2_pkt_adduint32(s->pktout, OUR_V2_MAXPKT); /* our max pkt size */
ssh2_pkt_addstring(s->pktout, ssh->cfg.ssh_nc_host);
s->pktout = ssh2_pkt_init(SSH2_MSG_CHANNEL_OPEN);
ssh2_pkt_addstring(s->pktout, "session");
ssh2_pkt_adduint32(s->pktout, ssh->mainchan->localid);
- ssh->mainchan->v.v2.locwindow = OUR_V2_WINSIZE;
+ ssh->mainchan->v.v2.locwindow = ssh->mainchan->v.v2.locmaxwin =
+ ssh->cfg.ssh_simple ? OUR_V2_BIGWIN : OUR_V2_WINSIZE;
ssh2_pkt_adduint32(s->pktout, ssh->mainchan->v.v2.locwindow);/* our window size */
ssh2_pkt_adduint32(s->pktout, OUR_V2_MAXPKT); /* our max pkt size */
ssh2_pkt_send(ssh, s->pktout);
ssh1_throttle(ssh, -1);
}
} else {
- ssh2_set_window(ssh->mainchan, OUR_V2_WINSIZE - bufsize);
+ ssh2_set_window(ssh->mainchan,
+ ssh->mainchan->v.v2.locmaxwin - bufsize);
}
}
pktout = ssh2_pkt_init(SSH2_MSG_CHANNEL_OPEN);
ssh2_pkt_addstring(pktout, "direct-tcpip");
ssh2_pkt_adduint32(pktout, c->localid);
- c->v.v2.locwindow = OUR_V2_WINSIZE;
+ c->v.v2.locwindow = c->v.v2.locmaxwin = OUR_V2_WINSIZE;
ssh2_pkt_adduint32(pktout, c->v.v2.locwindow);/* our window size */
ssh2_pkt_adduint32(pktout, OUR_V2_MAXPKT); /* our max pkt size */
ssh2_pkt_addstring(pktout, hostname);