public static bool ParseMessage(string hashAndMessage, byte[] hiddenMessageBinary, bool ignoreHmac, out DateTime timeStamp, out byte[] message)
{
timeStamp = DateTime.MinValue;
bool flag = false;
message = null;
try
{
byte[] array = CryptoMessage.Decode(hashAndMessage ?? string.Empty);
byte[] array2;
flag = CryptoMessage.ParseMessage(array, hiddenMessageBinary, out array2);
if (flag || ignoreHmac)
{
long ticks = BitConverter.ToInt64(array2, 0);
timeStamp = new DateTime(ticks, DateTimeKind.Utc);
int num = array2.Length - 8;
message = new byte[num];
Array.Copy(array2, 8, message, 0, num);
}
else
{
ExTraceGlobals.CryptoTracer.TraceDebug(2L, "{0}.{1}: failed: messageString={2}, hiddenMessage={3}", new object[]
{
"Clients.Common.CryptoMessage",
"ParseMessage",
hashAndMessage,
CryptoMessage.GetHexString(hiddenMessageBinary)
});
}
}
catch (Exception ex)
{
flag = false;
ExTraceGlobals.CryptoTracer.TraceDebug(3L, "{0}.{1}: Exception: messageString={2}, hiddenMessage={3}, exception={3}", new object[]
{
"Clients.Common.CryptoMessage",
"ParseMessage",
hashAndMessage,
CryptoMessage.GetHexString(hiddenMessageBinary),
ex
});
}
return(flag);
}
private static byte[] Init()
{
ITopologyConfigurationSession topologyConfigurationSession = DirectorySessionFactory.Default.CreateTopologyConfigurationSession(true, ConsistencyMode.IgnoreInvalid, ADSessionSettings.FromRootOrgScopeSet(), 112, "Init", "f:\\15.00.1497\\sources\\dev\\clients\\src\\common\\CryptoMessage.cs");
byte[] array = ADSystemConfigurationSession.GetRootOrgContainerIdForLocalForest().ObjectGuid.ToByteArray();
byte[] array2 = topologyConfigurationSession.GetDatabasesContainerId().ObjectGuid.ToByteArray();
byte[] array3 = new byte[array.Length + array2.Length];
array.CopyTo(array3, 0);
array2.CopyTo(array3, array.Length);
if (ExTraceGlobals.CryptoTracer.IsTraceEnabled(TraceType.DebugTrace))
{
using (SHA256Cng sha256Cng = new SHA256Cng())
{
byte[] bytes = sha256Cng.ComputeHash(array3);
ExTraceGlobals.CryptoTracer.TraceDebug <string, string, string>(0L, "{0}.{1}: adObjectIdsBinaryHash={2}", "Clients.Common.CryptoMessage", "CryptoMessage()", CryptoMessage.GetHexString(bytes));
sha256Cng.Clear();
}
}
return(array3);
}