OTP-8395: Sequence number in Audit Trail Logs.

1 files changed, 11 insertions, 7 deletions

diff --git a/lib/snmp/src/agent/snmpa_usm.erl b/lib/snmp/src/agent/snmpa_usm.erl
index a8c395534f..12a6b996ff 100644
--- a/lib/snmp/src/agent/snmpa_usm.erl
+++ b/lib/snmp/src/agent/snmpa_usm.erl
@@ -1,19 +1,19 @@
 %%
 %% %CopyrightBegin%
-%% 
-%% Copyright Ericsson AB 1999-2009. All Rights Reserved.
-%% 
+%%
+%% Copyright Ericsson AB 1999-2010. 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%
 %%
 -module(snmpa_usm).
@@ -396,7 +396,9 @@ try_decrypt(?usmDESPrivProtocol,
     case (catch des_decrypt(PrivKey, UsmSecParams, EncryptedPDU)) of
 	{ok, DecryptedData} ->
 	    DecryptedData;
-	_ ->
+	Error ->
+	    ?vlog("try_decrypt -> failed DES decrypt"
+		  "~n   Error: ~p", [Error]),
 	    error(usmStatsDecryptionErrors, 
 		  ?usmStatsDecryptionErrors_instance, % OTP-5464
 		  SecName)
@@ -406,7 +408,9 @@ try_decrypt(?usmAesCfb128Protocol,
     case (catch aes_decrypt(PrivKey, UsmSecParams, EncryptedPDU)) of
 	{ok, DecryptedData} ->
 	    DecryptedData;
-	_ ->
+	Error ->
+	    ?vlog("try_decrypt -> failed AES decrypt"
+		  "~n   Error: ~p", [Error]),
 	    error(usmStatsDecryptionErrors, 
 		  ?usmStatsDecryptionErrors_instance, % OTP-5464
 		  SecName)