%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2004-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
%%
%% SSH definitions
%%
-ifndef(SSH_HRL).
-define(SSH_HRL, 1).
-define(SSH_DEFAULT_PORT, 22).
-define(SSH_MAX_PACKET_SIZE, (256*1024)).
-define(SSH_LENGHT_INDICATOR_SIZE, 4).
-define(FALSE, 0).
-define(TRUE, 1).
%% basic binary constructors
-define(BOOLEAN(X), X:8/unsigned-big-integer).
-define(BYTE(X), X:8/unsigned-big-integer).
-define(UINT16(X), X:16/unsigned-big-integer).
-define(UINT32(X), X:32/unsigned-big-integer).
-define(UINT64(X), X:64/unsigned-big-integer).
-define(STRING(X), ?UINT32((size(X))), (X)/binary).
%% building macros
-define(boolean(X),
case X of
true -> <<?BOOLEAN(1)>>;
false -> (<<?BOOLEAN(0)>>)
end).
-define(byte(X), << ?BYTE(X) >> ).
-define(uint16(X), << ?UINT16(X) >> ).
-define(uint32(X), << ?UINT32(X) >> ).
-define(uint64(X), << ?UINT64(X) >> ).
-define(string(X), << ?STRING(list_to_binary(X)) >> ).
-define(binary(X), << ?STRING(X) >>).
-define(SSH_CIPHER_NONE, 0).
-define(SSH_CIPHER_3DES, 3).
-define(SSH_CIPHER_AUTHFILE, ?SSH_CIPHER_3DES).
-record(ssh,
{
%%state, %% what it's waiting for
role, %% client | server
peer, %% string version of peer address
c_vsn, %% client version {Major,Minor}
s_vsn, %% server version {Major,Minor}
c_version, %% client version string
s_version, %% server version string
c_keyinit, %% binary payload of kexinit packet
s_keyinit, %% binary payload of kexinit packet
algorithms, %% #alg{}
kex, %% key exchange algorithm
hkey, %% host key algorithm
key_cb, %% Private/Public key callback module
io_cb, %% Interaction callback module
send_mac = none, %% send MAC algorithm
send_mac_key, %% key used in send MAC algorithm
send_mac_size = 0,
recv_mac = none, %% recv MAC algorithm
recv_mac_key, %% key used in recv MAC algorithm
recv_mac_size = 0,
encrypt = none, %% encrypt algorithm
encrypt_keys, %% encrypt keys
encrypt_block_size = 8,
encrypt_ctx,
decrypt = none, %% decrypt algorithm
decrypt_keys, %% decrypt keys
decrypt_block_size = 8,
decrypt_ctx, %% Decryption context
compress = none,
compress_ctx,
decompress = none,
decompress_ctx,
c_lng=none, %% client to server languages
s_lng=none, %% server to client languages
user_ack = true, %% client
timeout = infinity,
shared_secret, %% K from key exchange
exchanged_hash, %% H from key exchange
session_id, %% same as FIRST exchanged_hash
opts = [],
send_sequence = 0,
recv_sequence = 0,
keyex_key,
keyex_info,
%% User auth
user,
service,
userauth_quiet_mode, % boolean()
userauth_supported_methods , %
userauth_methods,
userauth_preference,
available_host_keys,
authenticated = false
}).
-record(alg,
{
kex,
hkey,
send_mac,
recv_mac,
encrypt,
decrypt,
compress,
decompress,
c_lng,
s_lng
}).
-record(ssh_key,
{
type,
public,
private,
comment = ""
}).
-record(ssh_pty, {term = "", % e.g. "xterm"
width = 80,
height = 25,
pixel_width = 1024,
pixel_height = 768,
modes = <<>>}).
%% assertion macro
-define(ssh_assert(Expr, Reason),
case Expr of
true -> ok;
_ -> exit(Reason)
end).
-endif. % SSH_HRL defined
