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Annotation of src/usr.bin/ssh/channels.h, Revision 1.5

1.5     ! deraadt     1: /* RCSID("$Id: channels.h,v 1.4 1999/10/28 21:26:09 markus Exp $"); */
1.2       markus      2:
1.1       markus      3: #ifndef CHANNELS_H
                      4: #define CHANNELS_H
                      5:
                      6: /* Definitions for channel types. */
1.5     ! deraadt     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 */
1.1       markus     16: /*     SSH_CHANNEL_AUTH_FD             6    authentication fd */
1.5     ! deraadt    17: #define SSH_CHANNEL_AUTH_SOCKET                7       /* authentication socket */
1.1       markus     18: /*     SSH_CHANNEL_AUTH_SOCKET_FD      8    connection to auth socket */
1.5     ! deraadt    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 */
1.1       markus     24:
                     25: /* Data structure for channel data.  This is iniailized in channel_allocate
                     26:    and cleared in channel_free. */
                     27:
1.5     ! deraadt    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;
1.1       markus     46: #endif