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author | des <des@FreeBSD.org> | 2008-07-22 18:58:19 +0000 |
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committer | des <des@FreeBSD.org> | 2008-07-22 18:58:19 +0000 |
commit | 666aa9cc1660793c97ef29a6cb66dfbb894dde8f (patch) | |
tree | 209e642fbe2a816041f67bc27c9800879f5541bc /crypto/openssh/packet.h | |
parent | 624d93001f28e236c027516d88282351eb7bffbe (diff) | |
download | FreeBSD-src-666aa9cc1660793c97ef29a6cb66dfbb894dde8f.zip FreeBSD-src-666aa9cc1660793c97ef29a6cb66dfbb894dde8f.tar.gz |
Revert part of 180714 - the intent was to flatten dist, not to nuke it.
Diffstat (limited to 'crypto/openssh/packet.h')
-rw-r--r-- | crypto/openssh/packet.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/crypto/openssh/packet.h b/crypto/openssh/packet.h new file mode 100644 index 0000000..21ff450 --- /dev/null +++ b/crypto/openssh/packet.h @@ -0,0 +1,106 @@ +/* $OpenBSD: packet.h,v 1.45 2006/03/25 22:22:43 djm Exp $ */ + +/* + * 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". + */ + +#ifndef PACKET_H +#define PACKET_H + +#include <termios.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); +u_int packet_get_encryption_key(u_char *); +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_set_server(void); +void packet_set_authenticated(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 void *buf, u_int len); +void packet_put_cstring(const char *str); +void packet_put_raw(const void *buf, u_int len); +void packet_send(void); + +int packet_read(void); +void packet_read_expect(int type); +int packet_read_poll(void); +void packet_process_incoming(const char *buf, u_int len); +int packet_read_seqnr(u_int32_t *seqnr_p); +int packet_read_poll_seqnr(u_int32_t *seqnr_p); + +u_int packet_get_char(void); +u_int packet_get_int(void); +void packet_get_bignum(BIGNUM * value); +void packet_get_bignum2(BIGNUM * value); +void *packet_get_raw(u_int *length_ptr); +void *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 set_newkeys(int mode); +int packet_get_keyiv_len(int); +void packet_get_keyiv(int, u_char *, u_int); +int packet_get_keycontext(int, u_char *); +void packet_set_keycontext(int, u_char *); +void packet_get_state(int, u_int32_t *, u_int64_t *, u_int32_t *); +void packet_set_state(int, u_int32_t, u_int64_t, u_int32_t); +int packet_get_ssh1_cipher(void); +void packet_set_iv(int, u_char *); + +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_add_padding(u_char); + +void tty_make_modes(int, struct termios *); +void tty_parse_modes(int, int *); + +extern u_int max_packet_size; +int packet_set_maxsize(u_int); +#define packet_get_maxsize() max_packet_size + +/* don't allow remaining bytes after the end of the message */ +#define packet_check_eom() \ +do { \ + int _len = packet_remaining(); \ + if (_len > 0) { \ + logit("Packet integrity error (%d bytes remaining) at %s:%d", \ + _len ,__FILE__, __LINE__); \ + packet_disconnect("Packet integrity error."); \ + } \ +} while (0) + +int packet_need_rekeying(void); +void packet_set_rekey_limit(u_int32_t); + +#endif /* PACKET_H */ |