diff options
Diffstat (limited to 'lib/ssh/src/ssh_transport.erl')
| -rw-r--r-- | lib/ssh/src/ssh_transport.erl | 48 |
1 files changed, 22 insertions, 26 deletions
diff --git a/lib/ssh/src/ssh_transport.erl b/lib/ssh/src/ssh_transport.erl index 18037b8461..a648c7af3d 100644 --- a/lib/ssh/src/ssh_transport.erl +++ b/lib/ssh/src/ssh_transport.erl @@ -52,6 +52,14 @@ -export([pack/3]). -export([decompress/2, decrypt_blocks/3, is_valid_mac/3 ]). % FIXME: remove +-define(Estring(X), ?STRING((if is_binary(X) -> X; + is_list(X) -> list_to_binary(X); + X==undefined -> <<>> + end))). +-define(Empint(X), (ssh_bits:mpint(X))/binary ). +-define(Ebinary(X), ?STRING(X) ). +-define(Euint32(X), ?UINT32(X) ). + %%%---------------------------------------------------------------------------- %%% %%% There is a difference between supported and default algorithms. The @@ -1084,7 +1092,7 @@ sign(SigData, Hash, #'DSAPrivateKey'{} = Key) -> sign(SigData, Hash, Key = #'ECPrivateKey'{}) -> DerEncodedSign = public_key:sign(SigData, Hash, Key), #'ECDSA-Sig-Value'{r=R, s=S} = public_key:der_decode('ECDSA-Sig-Value', DerEncodedSign), - ssh_bits:encode([R,S], [mpint,mpint]); + <<?Empint(R),?Empint(S)>>; sign(SigData, Hash, Key) -> public_key:sign(SigData, Hash, Key). @@ -1584,21 +1592,16 @@ hash(K, H, Ki, N, HASH) -> kex_h(SSH, Key, E, F, K) -> KeyBin = public_key:ssh_encode(Key, ssh2_pubkey), - L = ssh_bits:encode([SSH#ssh.c_version, SSH#ssh.s_version, - SSH#ssh.c_keyinit, SSH#ssh.s_keyinit, - KeyBin, E,F,K], - [string,string,binary,binary,binary, - mpint,mpint,mpint]), + L = <<?Estring(SSH#ssh.c_version), ?Estring(SSH#ssh.s_version), + ?Ebinary(SSH#ssh.c_keyinit), ?Ebinary(SSH#ssh.s_keyinit), ?Ebinary(KeyBin), + ?Empint(E), ?Empint(F), ?Empint(K)>>, crypto:hash(sha((SSH#ssh.algorithms)#alg.kex), L). -%% crypto:hash(sha,L). kex_h(SSH, Curve, Key, Q_c, Q_s, K) -> KeyBin = public_key:ssh_encode(Key, ssh2_pubkey), - L = ssh_bits:encode([SSH#ssh.c_version, SSH#ssh.s_version, - SSH#ssh.c_keyinit, SSH#ssh.s_keyinit, - KeyBin, Q_c, Q_s, K], - [string,string,binary,binary,binary, - mpint,mpint,mpint]), + L = <<?Estring(SSH#ssh.c_version), ?Estring(SSH#ssh.s_version), + ?Ebinary(SSH#ssh.c_keyinit), ?Ebinary(SSH#ssh.s_keyinit), ?Ebinary(KeyBin), + ?Empint(Q_c), ?Empint(Q_s), ?Empint(K)>>, crypto:hash(sha(Curve), L). kex_h(SSH, Key, Min, NBits, Max, Prime, Gen, E, F, K) -> @@ -1607,21 +1610,14 @@ kex_h(SSH, Key, Min, NBits, Max, Prime, Gen, E, F, K) -> %% flag from 'ssh_msg_kex_dh_gex_request_old' %% It was like this before that message was supported, %% why? - Ts = [string,string,binary,binary,binary, - uint32, - mpint,mpint,mpint,mpint,mpint], - ssh_bits:encode([SSH#ssh.c_version,SSH#ssh.s_version, - SSH#ssh.c_keyinit,SSH#ssh.s_keyinit, - KeyBin, NBits, Prime, Gen, E,F,K], - Ts); + <<?Estring(SSH#ssh.c_version), ?Estring(SSH#ssh.s_version), + ?Ebinary(SSH#ssh.c_keyinit), ?Ebinary(SSH#ssh.s_keyinit), ?Ebinary(KeyBin), + ?Empint(E), ?Empint(F), ?Empint(K)>>; true -> - Ts = [string,string,binary,binary,binary, - uint32,uint32,uint32, - mpint,mpint,mpint,mpint,mpint], - ssh_bits:encode([SSH#ssh.c_version,SSH#ssh.s_version, - SSH#ssh.c_keyinit,SSH#ssh.s_keyinit, - KeyBin, Min, NBits, Max, - Prime, Gen, E,F,K], Ts) + <<?Estring(SSH#ssh.c_version), ?Estring(SSH#ssh.s_version), + ?Ebinary(SSH#ssh.c_keyinit), ?Ebinary(SSH#ssh.s_keyinit), ?Ebinary(KeyBin), + ?Euint32(Min), ?Euint32(NBits), ?Euint32(Max), + ?Empint(Prime), ?Empint(Gen), ?Empint(E), ?Empint(F), ?Empint(K)>> end, crypto:hash(sha((SSH#ssh.algorithms)#alg.kex), L). |