mirror of git://anongit.mindrot.org/openssh.git
96 lines
3.2 KiB
C
96 lines
3.2 KiB
C
/*
|
|
* Author: Tatu Ylonen <ylo@cs.hut.fi>
|
|
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
|
|
* All rights reserved
|
|
* Interface for the packet protocol functions.
|
|
*
|
|
* As far as I am concerned, the code I have written for this software
|
|
* can be used freely for any purpose. Any derived versions of this
|
|
* software must be clearly marked as such, and if the derived work is
|
|
* incompatible with the protocol description in the RFC file, it must be
|
|
* called by a name other than "ssh" or "Secure Shell".
|
|
*/
|
|
|
|
/* RCSID("$OpenBSD: packet.h,v 1.25 2001/06/26 17:27:24 markus Exp $"); */
|
|
|
|
#ifndef PACKET_H
|
|
#define PACKET_H
|
|
|
|
#include <openssl/bn.h>
|
|
|
|
void packet_set_connection(int, int);
|
|
void packet_set_nonblocking(void);
|
|
int packet_get_connection_in(void);
|
|
int packet_get_connection_out(void);
|
|
void packet_close(void);
|
|
void packet_set_encryption_key(const u_char *, u_int, int);
|
|
void packet_set_protocol_flags(u_int);
|
|
u_int packet_get_protocol_flags(void);
|
|
void packet_start_compression(int);
|
|
void packet_set_interactive(int);
|
|
int packet_is_interactive(void);
|
|
|
|
void packet_start(u_char);
|
|
void packet_put_char(int ch);
|
|
void packet_put_int(u_int value);
|
|
void packet_put_bignum(BIGNUM * value);
|
|
void packet_put_bignum2(BIGNUM * value);
|
|
void packet_put_string(const char *buf, u_int len);
|
|
void packet_put_cstring(const char *str);
|
|
void packet_put_raw(const char *buf, u_int len);
|
|
void packet_send(void);
|
|
|
|
int packet_read(int *payload_len_ptr);
|
|
void packet_read_expect(int *payload_len_ptr, int type);
|
|
int packet_read_poll(int *packet_len_ptr);
|
|
void packet_process_incoming(const char *buf, u_int len);
|
|
|
|
u_int packet_get_char(void);
|
|
u_int packet_get_int(void);
|
|
void packet_get_bignum(BIGNUM * value, int *length_ptr);
|
|
void packet_get_bignum2(BIGNUM * value, int *length_ptr);
|
|
char *packet_get_raw(int *length_ptr);
|
|
char *packet_get_string(u_int *length_ptr);
|
|
void packet_disconnect(const char *fmt,...) __attribute__((format(printf, 1, 2)));
|
|
void packet_send_debug(const char *fmt,...) __attribute__((format(printf, 1, 2)));
|
|
|
|
void packet_write_poll(void);
|
|
void packet_write_wait(void);
|
|
int packet_have_data_to_write(void);
|
|
int packet_not_very_much_data_to_write(void);
|
|
|
|
int packet_connection_is_on_socket(void);
|
|
int packet_connection_is_ipv4(void);
|
|
int packet_remaining(void);
|
|
void packet_send_ignore(int);
|
|
void packet_inject_ignore(int);
|
|
|
|
void tty_make_modes(int, struct termios *);
|
|
void tty_parse_modes(int, int *);
|
|
|
|
extern int max_packet_size;
|
|
int packet_set_maxsize(int);
|
|
#define packet_get_maxsize() max_packet_size
|
|
|
|
#define packet_integrity_check(payload_len, expected_len, type) \
|
|
do { \
|
|
int _p = (payload_len), _e = (expected_len); \
|
|
if (_p != _e) { \
|
|
log("Packet integrity error (%d != %d) at %s:%d", \
|
|
_p, _e, __FILE__, __LINE__); \
|
|
packet_disconnect("Packet integrity error. (%d)", (type)); \
|
|
} \
|
|
} while (0)
|
|
|
|
#define packet_done() \
|
|
do { \
|
|
int _len = packet_remaining(); \
|
|
if (_len > 0) { \
|
|
log("Packet integrity error (%d bytes remaining) at %s:%d", \
|
|
_len ,__FILE__, __LINE__); \
|
|
packet_disconnect("Packet integrity error."); \
|
|
} \
|
|
} while (0)
|
|
|
|
#endif /* PACKET_H */
|