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Basic formatting applied. Unnecessary comments have been removed. Suspicious code is covered by TODO.
2025-08-12 11:21:10 +09:00
parent bbcbe841a7
commit 33ab055b43
546 changed files with 176950 additions and 0 deletions
--- a/Hcs.Client/GostCryptography/Gost_R3411/Gost_R3411_94_HMAC.cs
+++ b/Hcs.Client/GostCryptography/Gost_R3411/Gost_R3411_94_HMAC.cs
@ -0,0 +1,56 @@
+using GostCryptography.Base;
+using GostCryptography.Gost_28147_89;
+using GostCryptography.Native;
+using System.Security;
+
+namespace GostCryptography.Gost_R3411
+{
+    /// <summary>
+    /// Реализация HMAC на базе алгоритма хэширования ГОСТ Р 34.11-94
+    /// </summary>
+    public sealed class Gost_R3411_94_HMAC : Gost_R3411_HMAC<Gost_R3411_94_HashAlgorithm>
+    {
+        /// <summary>
+        /// Наименование алгоритма HMAC на базе ГОСТ Р 34.11-94
+        /// </summary>
+        public const string AlgorithmNameValue = "urn:ietf:params:xml:ns:cpxmlsec:algorithms:hmac-gostr3411";
+
+        /// <summary>
+        /// Устаревшее наименование алгоритма HMAC на базе ГОСТ Р 34.11-94
+        /// </summary>
+        public const string ObsoleteAlgorithmNameValue = "http://www.w3.org/2001/04/xmldsig-more#hmac-gostr3411";
+
+        /// <summary>
+        /// Известные наименования алгоритма HMAC на базе ГОСТ Р 34.11-94
+        /// </summary>
+        public static readonly string[] KnownAlgorithmNames = { AlgorithmNameValue, ObsoleteAlgorithmNameValue };
+
+        /// <inheritdoc />
+        [SecuritySafeCritical]
+        public Gost_R3411_94_HMAC() : base(Gost_R3411_94_HashAlgorithm.DefaultHashSizeValue)
+        {
+        }
+
+        /// <inheritdoc />
+        [SecuritySafeCritical]
+        public Gost_R3411_94_HMAC(ProviderType providerType) : base(providerType, Gost_R3411_94_HashAlgorithm.DefaultHashSizeValue)
+        {
+        }
+
+        /// <inheritdoc />
+        [SecuritySafeCritical]
+        public Gost_R3411_94_HMAC(Gost_28147_89_SymmetricAlgorithmBase keyAlgorithm) : base(keyAlgorithm, Gost_R3411_94_HashAlgorithm.DefaultHashSizeValue)
+        {
+        }
+
+        /// <inheritdoc />
+        public override string AlgorithmName => AlgorithmNameValue;
+
+        /// <inheritdoc />
+        [SecuritySafeCritical]
+        protected override SafeHashHandleImpl CreateHashHMAC(ProviderType providerType, SafeProvHandleImpl providerHandle, SafeKeyHandleImpl symKeyHandle)
+        {
+            return CryptoApiHelper.CreateHashHMAC_94(providerType, providerHandle, symKeyHandle);
+        }
+    }
+}