diff options
Diffstat (limited to 'lib/snmp/src/misc')
| -rw-r--r-- | lib/snmp/src/misc/snmp_usm.erl | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/lib/snmp/src/misc/snmp_usm.erl b/lib/snmp/src/misc/snmp_usm.erl index df2c1f0b18..53c291ca0e 100644 --- a/lib/snmp/src/misc/snmp_usm.erl +++ b/lib/snmp/src/misc/snmp_usm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2010. All Rights Reserved. +%% Copyright Ericsson AB 2004-2013. 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 @@ -69,7 +69,7 @@ passwd2localized_key(Alg, Passwd, EngineID) when length(Passwd) > 0 -> %%----------------------------------------------------------------- localize_key(Alg, Key, EngineID) -> Str = [Key, EngineID, Key], - binary_to_list(crypto:Alg(Str)). + binary_to_list(crypto:hash(Alg, Str)). mk_digest(md5, Passwd) -> @@ -78,25 +78,25 @@ mk_digest(sha, Passwd) -> mk_sha_digest(Passwd). mk_md5_digest(Passwd) -> - Ctx = crypto:md5_init(), + Ctx = crypto:hash_init(md5), Ctx2 = md5_loop(0, [], Ctx, Passwd, length(Passwd)), - crypto:md5_final(Ctx2). + crypto:hash_final(Ctx2). md5_loop(Count, Buf, Ctx, Passwd, PasswdLen) when Count < 1048576 -> {Buf64, NBuf} = mk_buf64(length(Buf), Buf, Passwd, PasswdLen), - NCtx = crypto:md5_update(Ctx, Buf64), + NCtx = crypto:hash_update(Ctx, Buf64), md5_loop(Count+64, NBuf, NCtx, Passwd, PasswdLen); md5_loop(_Count, _Buf, Ctx, _Passwd, _PasswdLen) -> Ctx. mk_sha_digest(Passwd) -> - Ctx = crypto:sha_init(), + Ctx = crypto:hash_init(sha), Ctx2 = sha_loop(0, [], Ctx, Passwd, length(Passwd)), - crypto:sha_final(Ctx2). + crypto:hash_final(Ctx2). sha_loop(Count, Buf, Ctx, Passwd, PasswdLen) when Count < 1048576 -> {Buf64, NBuf} = mk_buf64(length(Buf), Buf, Passwd, PasswdLen), - NCtx = crypto:sha_update(Ctx, Buf64), + NCtx = crypto:hash_update(Ctx, Buf64), sha_loop(Count+64, NBuf, NCtx, Passwd, PasswdLen); sha_loop(_Count, _Buf, Ctx, _Passwd, _PasswdLen) -> Ctx. @@ -147,7 +147,12 @@ md5_auth_out(AuthKey, Message, UsmSecParams) -> Packet = snmp_pdus:enc_message_only(Message2), %% 6.3.1.2-4 is done by the crypto function %% 6.3.1.4 - MAC = binary_to_list(crypto:md5_mac_96(AuthKey, Packet)), + MAC = binary_to_list(crypto:hmac(md5, AuthKey, Packet, 12)), + ?vtrace("md5_auth_out -> entry with" + "~n Packet: ~w" + "~n AuthKey: ~w" + "~n MAC: ~w" + , [Packet, AuthKey, MAC]), %% 6.3.1.5 set_msg_auth_params(Message, UsmSecParams, MAC). @@ -155,13 +160,14 @@ md5_auth_in(AuthKey, AuthParams, Packet) when length(AuthParams) == 12 -> %% 6.3.2.3 Packet2 = patch_packet(binary_to_list(Packet)), %% 6.3.2.5 - MAC = binary_to_list(crypto:md5_mac_96(AuthKey, Packet2)), + MAC = binary_to_list(crypto:hmac(md5, AuthKey, Packet2, 12)), %% 6.3.2.6 -%% ?vtrace("md5_auth_in -> entry with" -%% "~n Packet2: ~w" -%% "~n AuthKey: ~w" -%% "~n AuthParams: ~w" -%% "~n MAC: ~w", [Packet2, AuthKey, AuthParams, MAC]), + ?vtrace("md5_auth_in -> entry with" + "~n Packet2: ~w" + "~n AuthKey: ~w" + "~n AuthParams: ~w" + "~n MAC: ~w" + , [Packet2, AuthKey, AuthParams, MAC]), MAC == AuthParams; md5_auth_in(_AuthKey, _AuthParams, _Packet) -> %% 6.3.2.1 @@ -177,7 +183,7 @@ sha_auth_out(AuthKey, Message, UsmSecParams) -> Packet = snmp_pdus:enc_message_only(Message2), %% 7.3.1.2-4 is done by the crypto function %% 7.3.1.4 - MAC = binary_to_list(crypto:sha_mac_96(AuthKey, Packet)), + MAC = binary_to_list(crypto:hmac(sha, AuthKey, Packet, 12)), %% 7.3.1.5 set_msg_auth_params(Message, UsmSecParams, MAC). @@ -185,7 +191,7 @@ sha_auth_in(AuthKey, AuthParams, Packet) when length(AuthParams) =:= 12 -> %% 7.3.2.3 Packet2 = patch_packet(binary_to_list(Packet)), %% 7.3.2.5 - MAC = binary_to_list(crypto:sha_mac_96(AuthKey, Packet2)), + MAC = binary_to_list(crypto:hmac(sha, AuthKey, Packet2, 12)), %% 7.3.2.6 MAC == AuthParams; sha_auth_in(_AuthKey, _AuthParams, _Packet) -> @@ -203,7 +209,7 @@ des_encrypt(PrivKey, Data, SaltFun) -> IV = list_to_binary(snmp_misc:str_xor(PreIV, Salt)), TailLen = (8 - (length(Data) rem 8)) rem 8, Tail = mk_tail(TailLen), - EncData = crypto:des_cbc_encrypt(DesKey, IV, [Data,Tail]), + EncData = crypto:block_encrypt(des_cbc, DesKey, IV, [Data,Tail]), {ok, binary_to_list(EncData), Salt}. des_decrypt(PrivKey, MsgPrivParams, EncData) @@ -217,7 +223,7 @@ des_decrypt(PrivKey, MsgPrivParams, EncData) Salt = MsgPrivParams, IV = list_to_binary(snmp_misc:str_xor(PreIV, Salt)), %% Whatabout errors here??? E.g. not a mulitple of 8! - Data = binary_to_list(crypto:des_cbc_decrypt(DesKey, IV, EncData)), + Data = binary_to_list(crypto:block_decrypt(des_cbc, DesKey, IV, EncData)), Data2 = snmp_pdus:strip_encrypted_scoped_pdu_data(Data), {ok, Data2}; des_decrypt(PrivKey, BadMsgPrivParams, EncData) -> @@ -235,7 +241,7 @@ aes_encrypt(PrivKey, Data, SaltFun) -> EngineBoots = snmp_framework_mib:get_engine_boots(), EngineTime = snmp_framework_mib:get_engine_time(), IV = list_to_binary([?i32(EngineBoots), ?i32(EngineTime) | Salt]), - EncData = crypto:aes_cfb_128_encrypt(AesKey, IV, Data), + EncData = crypto:block_encrypt(aes_cbf128, AesKey, IV, Data), {ok, binary_to_list(EncData), Salt}. aes_decrypt(PrivKey, MsgPrivParams, EncData, EngineBoots, EngineTime) @@ -244,7 +250,7 @@ aes_decrypt(PrivKey, MsgPrivParams, EncData, EngineBoots, EngineTime) Salt = MsgPrivParams, IV = list_to_binary([?i32(EngineBoots), ?i32(EngineTime) | Salt]), %% Whatabout errors here??? E.g. not a mulitple of 8! - Data = binary_to_list(crypto:aes_cfb_128_decrypt(AesKey, IV, EncData)), + Data = binary_to_list(crypto:block_decrypt(aes_cbf128, AesKey, IV, EncData)), Data2 = snmp_pdus:strip_encrypted_scoped_pdu_data(Data), {ok, Data2}. |