Annotation of src/usr.bin/ssh/packet.h, Revision 1.50
1.50 ! andreas 1: /* $OpenBSD: packet.h,v 1.49 2008/07/10 18:08:11 markus Exp $ */
1.33 stevesk 2:
1.1 deraadt 3: /*
1.5 deraadt 4: * Author: Tatu Ylonen <ylo@cs.hut.fi>
5: * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6: * All rights reserved
7: * Interface for the packet protocol functions.
1.15 markus 8: *
1.17 deraadt 9: * As far as I am concerned, the code I have written for this software
10: * can be used freely for any purpose. Any derived versions of this
11: * software must be clearly marked as such, and if the derived work is
12: * incompatible with the protocol description in the RFC file, it must be
13: * called by a name other than "ssh" or "Secure Shell".
1.5 deraadt 14: */
1.1 deraadt 15:
16: #ifndef PACKET_H
17: #define PACKET_H
1.44 stevesk 18:
19: #include <termios.h>
1.1 deraadt 20:
1.13 markus 21: #include <openssl/bn.h>
1.1 deraadt 22:
1.25 markus 23: void packet_set_connection(int, int);
1.48 dtucker 24: void packet_set_timeout(int, int);
1.25 markus 25: void packet_set_nonblocking(void);
26: int packet_get_connection_in(void);
27: int packet_get_connection_out(void);
28: void packet_close(void);
29: void packet_set_encryption_key(const u_char *, u_int, int);
1.35 markus 30: u_int packet_get_encryption_key(u_char *);
1.25 markus 31: void packet_set_protocol_flags(u_int);
32: u_int packet_get_protocol_flags(void);
33: void packet_start_compression(int);
34: void packet_set_interactive(int);
35: int packet_is_interactive(void);
1.43 markus 36: void packet_set_server(void);
37: void packet_set_authenticated(void);
1.25 markus 38:
39: void packet_start(u_char);
40: void packet_put_char(int ch);
41: void packet_put_int(u_int value);
42: void packet_put_bignum(BIGNUM * value);
43: void packet_put_bignum2(BIGNUM * value);
1.27 stevesk 44: void packet_put_string(const void *buf, u_int len);
1.25 markus 45: void packet_put_cstring(const char *str);
1.27 stevesk 46: void packet_put_raw(const void *buf, u_int len);
1.25 markus 47: void packet_send(void);
48:
1.32 markus 49: int packet_read(void);
50: void packet_read_expect(int type);
51: int packet_read_poll(void);
1.25 markus 52: void packet_process_incoming(const char *buf, u_int len);
1.32 markus 53: int packet_read_seqnr(u_int32_t *seqnr_p);
54: int packet_read_poll_seqnr(u_int32_t *seqnr_p);
1.25 markus 55:
56: u_int packet_get_char(void);
57: u_int packet_get_int(void);
1.31 markus 58: void packet_get_bignum(BIGNUM * value);
59: void packet_get_bignum2(BIGNUM * value);
1.42 djm 60: void *packet_get_raw(u_int *length_ptr);
1.27 stevesk 61: void *packet_get_string(u_int *length_ptr);
1.47 markus 62: void *packet_get_string_ptr(u_int *length_ptr);
1.25 markus 63: void packet_disconnect(const char *fmt,...) __attribute__((format(printf, 1, 2)));
64: void packet_send_debug(const char *fmt,...) __attribute__((format(printf, 1, 2)));
1.34 markus 65:
66: void set_newkeys(int mode);
67: int packet_get_keyiv_len(int);
68: void packet_get_keyiv(int, u_char *, u_int);
69: int packet_get_keycontext(int, u_char *);
70: void packet_set_keycontext(int, u_char *);
1.49 markus 71: void packet_get_state(int, u_int32_t *, u_int64_t *, u_int32_t *, u_int64_t *);
72: void packet_set_state(int, u_int32_t, u_int64_t, u_int32_t, u_int64_t);
1.34 markus 73: int packet_get_ssh1_cipher(void);
74: void packet_set_iv(int, u_char *);
1.50 ! andreas 75: void *packet_get_newkeys(int);
1.25 markus 76:
77: void packet_write_poll(void);
78: void packet_write_wait(void);
79: int packet_have_data_to_write(void);
80: int packet_not_very_much_data_to_write(void);
81:
82: int packet_connection_is_on_socket(void);
83: int packet_connection_is_ipv4(void);
84: int packet_remaining(void);
85: void packet_send_ignore(int);
1.26 markus 86: void packet_add_padding(u_char);
1.1 deraadt 87:
1.25 markus 88: void tty_make_modes(int, struct termios *);
89: void tty_parse_modes(int, int *);
1.1 deraadt 90:
1.50 ! andreas 91: void packet_set_alive_timeouts(int);
! 92: int packet_inc_alive_timeouts(void);
1.41 deraadt 93: int packet_set_maxsize(u_int);
1.50 ! andreas 94: u_int packet_get_maxsize(void);
1.8 markus 95:
1.30 markus 96: /* don't allow remaining bytes after the end of the message */
97: #define packet_check_eom() \
1.14 markus 98: do { \
99: int _len = packet_remaining(); \
100: if (_len > 0) { \
1.39 itojun 101: logit("Packet integrity error (%d bytes remaining) at %s:%d", \
1.14 markus 102: _len ,__FILE__, __LINE__); \
103: packet_disconnect("Packet integrity error."); \
104: } \
105: } while (0)
1.38 markus 106:
107: int packet_need_rekeying(void);
108: void packet_set_rekey_limit(u_int32_t);
1.50 ! andreas 109:
! 110: void *packet_get_input(void);
! 111: void *packet_get_output(void);
1.1 deraadt 112:
1.5 deraadt 113: #endif /* PACKET_H */
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