31 lines
1.4 KiB
C#
31 lines
1.4 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using Mono.Security.Cryptography;
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namespace System.Security.Cryptography
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{
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/// <summary>Computes a Hash-based Message Authentication Code (HMAC) using the <see cref="T:System.Security.Cryptography.SHA256" /> hash function.</summary>
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// Token: 0x02000505 RID: 1285
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[ComVisible(true)]
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public class HMACSHA256 : HMAC
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{
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/// <summary>Initializes a new instance of the <see cref="T:System.Security.Cryptography.HMACSHA256" /> class with a randomly generated key.</summary>
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// Token: 0x06002F63 RID: 12131 RVA: 0x00098B68 File Offset: 0x00096D68
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public HMACSHA256()
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: this(KeyBuilder.Key(8))
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{
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Security.Cryptography.HMACSHA256" /> class with the specified key data.</summary>
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/// <param name="key">The secret key for <see cref="T:System.Security.Cryptography.HMACSHA256" /> encryption. The key can be any length, but if it is more than 64 bytes long it will be hashed (using SHA-1) to derive a 64-byte key. Therefore, the recommended size of the secret key is 64 bytes. </param>
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/// <exception cref="T:System.ArgumentNullException">The <paramref name="key" /> parameter is null. </exception>
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// Token: 0x06002F64 RID: 12132 RVA: 0x00098B78 File Offset: 0x00096D78
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public HMACSHA256(byte[] key)
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{
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base.HashName = "SHA256";
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this.HashSizeValue = 256;
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this.Key = key;
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}
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}
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}
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