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// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
// <OWNER>[....]</OWNER>
//
//
// HMACSHA1.cs
//
namespace System.Security.Cryptography {
[System.Runtime.InteropServices.ComVisible(true)]
public class HMACSHA1 : HMAC {
//
// public constructors
//
public HMACSHA1 () : this (Utils.GenerateRandom(64)) {}
public HMACSHA1 (byte[] key) : this (key, false) {}
public HMACSHA1 (byte[] key, bool useManagedSha1) {
m_hashName = "SHA1";
#if FEATURE_CRYPTO && !FULL_AOT_RUNTIME
if (useManagedSha1) {
#endif // FEATURE_CRYPTO
m_hash1 = new SHA1Managed();
m_hash2 = new SHA1Managed();
#if FEATURE_CRYPTO && !FULL_AOT_RUNTIME
} else {
m_hash1 = new SHA1CryptoServiceProvider();
m_hash2 = new SHA1CryptoServiceProvider();
}
#endif // FEATURE_CRYPTO
HashSizeValue = 160;
base.InitializeKey(key);
}
}
}
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