X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/b872f7f08d97fc40977b78a97cc9b1b2f01e3606..575a5eced126099bed926a05ff174b7a8c9f1612:/channels.h

diff --git a/channels.h b/channels.h
index 7990fe14..b632a86a 100644
--- a/channels.h
+++ b/channels.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: channels.h,v 1.82 2005/12/12 13:46:18 markus Exp $	*/
+/* $OpenBSD: channels.h,v 1.89 2007/06/11 09:14:00 markus Exp $ */
 
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
@@ -38,8 +38,6 @@
 #ifndef CHANNEL_H
 #define CHANNEL_H
 
-#include "buffer.h"
-
 /* Definitions for channel types. */
 #define SSH_CHANNEL_X11_LISTENER	1	/* Listening for inet X11 conn. */
 #define SSH_CHANNEL_PORT_LISTENER	2	/* Listening on a port. */
@@ -63,7 +61,8 @@ struct Channel;
 typedef struct Channel Channel;
 
 typedef void channel_callback_fn(int, void *);
-typedef int channel_filter_fn(struct Channel *, char *, int);
+typedef int channel_infilter_fn(struct Channel *, char *, int);
+typedef u_char *channel_outfilter_fn(struct Channel *, u_char **, u_int *);
 
 struct Channel {
 	int     type;		/* channel type/state */
@@ -111,7 +110,8 @@ struct Channel {
 	int			detach_close;
 
 	/* filter */
-	channel_filter_fn	*input_filter;
+	channel_infilter_fn	*input_filter;
+	channel_outfilter_fn	*output_filter;
 
 	int     datagram;	/* keep boundaries */
 };
@@ -122,9 +122,9 @@ struct Channel {
 
 /* default window/packet sizes for tcp/x11-fwd-channel */
 #define CHAN_SES_PACKET_DEFAULT	(32*1024)
-#define CHAN_SES_WINDOW_DEFAULT	(4*CHAN_SES_PACKET_DEFAULT)
+#define CHAN_SES_WINDOW_DEFAULT	(64*CHAN_SES_PACKET_DEFAULT)
 #define CHAN_TCP_PACKET_DEFAULT	(32*1024)
-#define CHAN_TCP_WINDOW_DEFAULT	(4*CHAN_TCP_PACKET_DEFAULT)
+#define CHAN_TCP_WINDOW_DEFAULT	(64*CHAN_TCP_PACKET_DEFAULT)
 #define CHAN_X11_PACKET_DEFAULT	(16*1024)
 #define CHAN_X11_WINDOW_DEFAULT	(4*CHAN_X11_PACKET_DEFAULT)
 
@@ -145,6 +145,8 @@ struct Channel {
 #define CHAN_EOF_SENT			0x04
 #define CHAN_EOF_RCVD			0x08
 
+#define CHAN_RBUF	16*1024
+
 /* check whether 'efd' is still in use */
 #define CHANNEL_EFD_INPUT_ACTIVE(c) \
 	(compat20 && c->extended_usage == CHAN_EXTENDED_READ && \
@@ -169,7 +171,7 @@ void	 channel_send_open(int);
 void	 channel_request_start(int, char *, int);
 void	 channel_register_cleanup(int, channel_callback_fn *, int);
 void	 channel_register_confirm(int, channel_callback_fn *, void *);
-void	 channel_register_filter(int, channel_filter_fn *);
+void	 channel_register_filter(int, channel_infilter_fn *, channel_outfilter_fn *);
 void	 channel_cancel_cleanup(int);
 int	 channel_close_fd(int *);
 void	 channel_send_window_changes(void);
@@ -203,11 +205,13 @@ int	 channel_find_open(void);
 void	 channel_set_af(int af);
 void     channel_permit_all_opens(void);
 void	 channel_add_permitted_opens(char *, int);
+int	 channel_add_adm_permitted_opens(char *, int);
 void	 channel_clear_permitted_opens(void);
-void     channel_input_port_forward_request(int, int);
+void	 channel_clear_adm_permitted_opens(void);
+int      channel_input_port_forward_request(int, int);
 int	 channel_connect_to(const char *, u_short);
 int	 channel_connect_by_listen_address(u_short);
-void	 channel_request_remote_forwarding(const char *, u_short,
+int	 channel_request_remote_forwarding(const char *, u_short,
 	     const char *, u_short);
 int	 channel_setup_local_fwd_listener(const char *, u_short,
 	     const char *, u_short, int);