wasSharpNET
/Cryptography/SHA1.cs |
@@ -5,7 +5,9 @@ |
/////////////////////////////////////////////////////////////////////////// |
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using System; |
using System.IO; |
using System.Text; |
using System.Threading.Tasks; |
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namespace wasSharpNET.Cryptography |
{ |
@@ -20,9 +22,44 @@ |
return BitConverter.ToString(sha1.ComputeHash(data)).Replace("-", ""); |
} |
|
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public static string ToHex(this System.Security.Cryptography.SHA1 sha1, string data) |
{ |
return BitConverter.ToString(sha1.ComputeHash(Encoding.UTF8.GetBytes(data))).Replace("-", ""); |
} |
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/////////////////////////////////////////////////////////////////////////// |
// Copyright (C) Wizardry and Steamworks 2014 - License: GNU GPLv3 // |
/////////////////////////////////////////////////////////////////////////// |
/// <summary> |
/// Compute the SHA1 hash of an array of bytes and copy the result to the output stream as a hexadecimal string. |
/// </summary> |
/// <param name="sha1">the SHA1 object to use</param> |
/// <param name="data">the data to hash</param> |
/// <param name="outStream">the output stream</param> |
public static async Task CopyToAsync(this System.Security.Cryptography.SHA1 sha1, byte[] data, Stream outStream) |
{ |
var buffer = new char[1]; |
using (MemoryStream SHA1OutputStream = new MemoryStream()) |
{ |
using (StringReader SHA1InputStream = new StringReader(BitConverter.ToString(sha1.ComputeHash(data)).Replace("-", ""))) |
{ |
int count; |
while ((count = await SHA1InputStream.ReadAsync(buffer, 0, 1)) != 0) |
{ |
switch (buffer[0]) |
{ |
case '-': |
continue; |
default: |
SHA1OutputStream.WriteByte((byte)buffer[0]); |
break; |
} |
} |
} |
SHA1OutputStream.Position = 0L; |
await SHA1OutputStream.CopyToAsync(outStream); |
} |
} |
} |
} |