putty/sshbpp.h

54 строки
1.7 KiB
C

/*
* Abstraction of the binary packet protocols used in SSH.
*/
#ifndef PUTTY_SSHBPP_H
#define PUTTY_SSHBPP_H
typedef struct BinaryPacketProtocol BinaryPacketProtocol;
struct BinaryPacketProtocolVtable {
void (*free)(BinaryPacketProtocol *);
void (*handle_input)(BinaryPacketProtocol *);
PktOut *(*new_pktout)(int type);
void (*format_packet)(BinaryPacketProtocol *, PktOut *);
};
struct BinaryPacketProtocol {
const struct BinaryPacketProtocolVtable *vt;
bufchain *in_raw, *out_raw;
PacketQueue *in_pq;
PacketLogSettings *pls;
LogContext *logctx;
int seen_disconnect;
char *error;
};
#define ssh_bpp_free(bpp) ((bpp)->vt->free(bpp))
#define ssh_bpp_handle_input(bpp) ((bpp)->vt->handle_input(bpp))
#define ssh_bpp_new_pktout(bpp, type) ((bpp)->vt->new_pktout(type))
#define ssh_bpp_format_packet(bpp, pkt) ((bpp)->vt->format_packet(bpp, pkt))
BinaryPacketProtocol *ssh1_bpp_new(void);
void ssh1_bpp_new_cipher(BinaryPacketProtocol *bpp,
const struct ssh_cipher *cipher,
const void *session_key);
void ssh1_bpp_start_compression(BinaryPacketProtocol *bpp);
BinaryPacketProtocol *ssh2_bpp_new(void);
void ssh2_bpp_new_outgoing_crypto(
BinaryPacketProtocol *bpp,
const struct ssh2_cipher *cipher, const void *ckey, const void *iv,
const struct ssh_mac *mac, int etm_mode, const void *mac_key,
const struct ssh_compress *compression);
void ssh2_bpp_new_incoming_crypto(
BinaryPacketProtocol *bpp,
const struct ssh2_cipher *cipher, const void *ckey, const void *iv,
const struct ssh_mac *mac, int etm_mode, const void *mac_key,
const struct ssh_compress *compression);
BinaryPacketProtocol *ssh2_bare_bpp_new(void);
#endif /* PUTTY_SSHBPP_H */