ksim/monitors/snmp: add AES privacy protocol, conditional build of DES privacy protocol

Signed-off-by: François Andriot <francois.andriot@free.fr>
(cherry picked from commit 2742adaad3)

ksim/monitors/snmp/session.cpp

@@ -186,9 +186,16 @@ bool Session::initialize( ErrorInfo *error )
     }
 
     switch ( source.privacy.protocol ) {
+        case AESPrivacy: {
+                             d->defaultSession.securityPrivProto = usmAESPrivProtocol;
+                             d->defaultSession.securityPrivProtoLen = USM_PRIV_PROTO_AES_LEN;
+                             break;
+                         }
         case DESPrivacy: {
+#ifndef NETSNMP_DISABLE_DES
                              d->defaultSession.securityPrivProto = usmDESPrivProtocol;
                              d->defaultSession.securityPrivProtoLen = USM_PRIV_PROTO_DES_LEN;
+#endif
                              break;
                          }
         default: assert( false );

ksim/monitors/snmp/snmp.cpp

@@ -48,7 +48,8 @@ static const struct EnumStringMapInfo
     { MD5Auth, "MD5", 0 },
     { SHA1Auth, "SHA1", 0 },
     { 0, 0, 0 }
-}, privacyProtocolStrings[ 2 ] = {
+}, privacyProtocolStrings[ 3 ] = {
+    { AESPrivacy, "AES", 0 },
     { DESPrivacy, "DES", 0 },
     { 0, 0, 0 }
 };

ksim/monitors/snmp/snmp.h

@@ -46,7 +46,10 @@ TQStringList allAuthenticationProtocols();
 TQString authenticationProtocolToString( AuthenticationProtocol proto );
 AuthenticationProtocol stringToAuthenticationProtocol( TQString string, bool *ok = 0 );
 
-enum PrivacyProtocol { DESPrivacy };
+enum PrivacyProtocol {
+    AESPrivacy,
+    DESPrivacy
+};
 TQStringList allPrivacyProtocols();
 TQString privacyProtocolToString( PrivacyProtocol proto );
 PrivacyProtocol stringToPrivacyProtocol( TQString string, bool *ok = 0 );