[openssh.git] / channels.h

/* RCSID("$Id$"); */

#ifndef CHANNELS_H
#define CHANNELS_H

/* Definitions for channel types. */
#define SSH_CHANNEL_FREE		0	/* This channel is free
						 * (unused). */
#define SSH_CHANNEL_X11_LISTENER	1	/* Listening for inet X11
						 * conn. */
#define SSH_CHANNEL_PORT_LISTENER	2	/* Listening on a port. */
#define SSH_CHANNEL_OPENING		3	/* waiting for confirmation */
#define SSH_CHANNEL_OPEN		4	/* normal open two-way channel */
#define SSH_CHANNEL_CLOSED		5	/* waiting for close
						 * confirmation */
/*	SSH_CHANNEL_AUTH_FD		6    authentication fd */
#define SSH_CHANNEL_AUTH_SOCKET		7	/* authentication socket */
/*	SSH_CHANNEL_AUTH_SOCKET_FD	8    connection to auth socket */
#define SSH_CHANNEL_X11_OPEN		9	/* reading first X11 packet */
#define SSH_CHANNEL_INPUT_DRAINING	10	/* sending remaining data to
						 * conn */
#define SSH_CHANNEL_OUTPUT_DRAINING	11	/* sending remaining data to
						 * app */

/* Data structure for channel data.  This is iniailized in channel_allocate
   and cleared in channel_free. */

typedef struct Channel {
	int     type;		/* channel type/state */
	int     self;		/* my own channel identifier */
	int     remote_id;	/* channel identifier for remote peer */
	/* peer can be reached over encrypted connection, via packet-sent */
	int     istate;		/* input from channel (state of receive half) */
	int     ostate;		/* output to channel  (state of transmit half) */
	int     sock;		/* data socket, linked to this channel */
	Buffer  input;		/* data read from socket, to be sent over
				 * encrypted connection */
	Buffer  output;		/* data received over encrypted connection for
				 * send on socket */
	char    path[200];	/* path for unix domain sockets, or host name
				 * for forwards */
	int     listening_port;	/* port being listened for forwards */
	int     host_port;	/* remote port to connect for forwards */
	char   *remote_name;	/* remote hostname */
}       Channel;
#endif
Commit	Line	Data
8efc0c15	1	/* RCSID("$Id$"); */
	2
	3	#ifndef CHANNELS_H
	4	#define CHANNELS_H
	5
	6	/* Definitions for channel types. */
5260325f	7	#define SSH_CHANNEL_FREE 0 /* This channel is free
	8	* (unused). */
	9	#define SSH_CHANNEL_X11_LISTENER 1 /* Listening for inet X11
	10	* conn. */
	11	#define SSH_CHANNEL_PORT_LISTENER 2 /* Listening on a port. */
	12	#define SSH_CHANNEL_OPENING 3 /* waiting for confirmation */
	13	#define SSH_CHANNEL_OPEN 4 /* normal open two-way channel */
	14	#define SSH_CHANNEL_CLOSED 5 /* waiting for close
	15	* confirmation */
8efc0c15	16	/* SSH_CHANNEL_AUTH_FD 6 authentication fd */
5260325f	17	#define SSH_CHANNEL_AUTH_SOCKET 7 /* authentication socket */
8efc0c15	18	/* SSH_CHANNEL_AUTH_SOCKET_FD 8 connection to auth socket */
5260325f	19	#define SSH_CHANNEL_X11_OPEN 9 /* reading first X11 packet */
	20	#define SSH_CHANNEL_INPUT_DRAINING 10 /* sending remaining data to
	21	* conn */
	22	#define SSH_CHANNEL_OUTPUT_DRAINING 11 /* sending remaining data to
	23	* app */
8efc0c15	24
	25	/* Data structure for channel data. This is iniailized in channel_allocate
	26	and cleared in channel_free. */
	27
5260325f	28	typedef struct Channel {
	29	int type; /* channel type/state */
	30	int self; /* my own channel identifier */
	31	int remote_id; /* channel identifier for remote peer */
	32	/* peer can be reached over encrypted connection, via packet-sent */
	33	int istate; /* input from channel (state of receive half) */
	34	int ostate; /* output to channel (state of transmit half) */
	35	int sock; /* data socket, linked to this channel */
	36	Buffer input; /* data read from socket, to be sent over
	37	* encrypted connection */
	38	Buffer output; /* data received over encrypted connection for
	39	* send on socket */
	40	char path[200]; /* path for unix domain sockets, or host name
	41	* for forwards */
	42	int listening_port; /* port being listened for forwards */
	43	int host_port; /* remote port to connect for forwards */
	44	char remote_name; / remote hostname */
	45	} Channel;
8efc0c15	46	#endif