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mythzmythz
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Add ComputeSha256 ext method
1 parent f047c5c commit 0a8e07a

2 files changed

Lines changed: 91 additions & 77 deletions

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‎ServiceStack.Text/src/ServiceStack.Text/StreamExtensions.cs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -782,5 +782,5 @@ public static async Task WritePartialToAsync(this Stream fromStream, Stream toSt
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}
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SharedPools.AsyncByteArray.Free(buf);
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}
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}
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}

‎ServiceStack/src/ServiceStack.Client/StreamExt.cs‎

Lines changed: 90 additions & 76 deletions
Original file line numberDiff line numberDiff line change
@@ -6,83 +6,97 @@
66
using System.IO;
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using System.Text;
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namespace ServiceStack
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namespace ServiceStack;
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public static class StreamExt
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{
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public static class StreamExt
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/// <summary>
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/// Compresses the specified text using the default compression method: Deflate
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/// </summary>
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/// <param name="text">The text.</param>
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/// <param name="compressionType">Type of the compression.</param>
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/// <param name="encoding"></param>
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/// <returns></returns>
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public static byte[] Compress(this string text, string compressionType, Encoding? encoding=null) =>
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StreamCompressors.GetRequired(compressionType).Compress(text, encoding);
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public static Stream CompressStream(this Stream stream, string compressionType) =>
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StreamCompressors.GetRequired(compressionType).Compress(stream);
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/// <summary>
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/// Compresses the specified text using the default compression method: Deflate
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/// </summary>
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public static byte[] CompressBytes(this byte[] bytes, string compressionType) =>
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StreamCompressors.GetRequired(compressionType).Compress(bytes);
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/// <summary>
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/// Decompresses the specified gz buffer using the default compression method: Inflate
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/// </summary>
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/// <param name="gzBuffer">The gz buffer.</param>
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/// <param name="compressionType">Type of the compression.</param>
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/// <returns></returns>
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public static string Decompress(this byte[] gzBuffer, string compressionType) =>
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StreamCompressors.GetRequired(compressionType).Decompress(gzBuffer);
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/// <summary>
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/// Decompresses the specified gz buffer using inflate or gzip method
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/// </summary>
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/// <param name="gzStream">Compressed stream</param>
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/// <param name="compressionType">Type of the compression. Can be "gzip" or "deflate"</param>
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/// <returns>Decompressed stream</returns>
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public static Stream Decompress(this Stream gzStream, string compressionType) =>
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!string.IsNullOrEmpty(compressionType)
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? StreamCompressors.GetRequired(compressionType).Decompress(gzStream)
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: gzStream;
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/// <summary>
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/// Decompresses the specified gz buffer using the default compression method: Inflate
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/// </summary>
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public static byte[] DecompressBytes(this byte[] gzBuffer, string compressionType) =>
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StreamCompressors.GetRequired(compressionType).DecompressBytes(gzBuffer);
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public static byte[] Deflate(this string text) => DeflateCompressor.Instance.Compress(text);
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public static string Inflate(this byte[] gzBuffer) => DeflateCompressor.Instance.Decompress(gzBuffer);
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public static byte[] GZip(this string text) => GZipCompressor.Instance.Compress(text);
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public static string GUnzip(this byte[] gzBuffer) => GZipCompressor.Instance.Decompress(gzBuffer);
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public static string ToUtf8String(this Stream stream)
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{
13-
/// <summary>
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/// Compresses the specified text using the default compression method: Deflate
15-
/// </summary>
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/// <param name="text">The text.</param>
17-
/// <param name="compressionType">Type of the compression.</param>
18-
/// <param name="encoding"></param>
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/// <returns></returns>
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public static byte[] Compress(this string text, string compressionType, Encoding? encoding=null) =>
21-
StreamCompressors.GetRequired(compressionType).Compress(text, encoding);
22-
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public static Stream CompressStream(this Stream stream, string compressionType) =>
24-
StreamCompressors.GetRequired(compressionType).Compress(stream);
25-
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/// <summary>
27-
/// Compresses the specified text using the default compression method: Deflate
28-
/// </summary>
29-
public static byte[] CompressBytes(this byte[] bytes, string compressionType) =>
30-
StreamCompressors.GetRequired(compressionType).Compress(bytes);
31-
32-
/// <summary>
33-
/// Decompresses the specified gz buffer using the default compression method: Inflate
34-
/// </summary>
35-
/// <param name="gzBuffer">The gz buffer.</param>
36-
/// <param name="compressionType">Type of the compression.</param>
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/// <returns></returns>
38-
public static string Decompress(this byte[] gzBuffer, string compressionType) =>
39-
StreamCompressors.GetRequired(compressionType).Decompress(gzBuffer);
40-
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/// <summary>
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/// Decompresses the specified gz buffer using inflate or gzip method
43-
/// </summary>
44-
/// <param name="gzStream">Compressed stream</param>
45-
/// <param name="compressionType">Type of the compression. Can be "gzip" or "deflate"</param>
46-
/// <returns>Decompressed stream</returns>
47-
public static Stream Decompress(this Stream gzStream, string compressionType) =>
48-
!string.IsNullOrEmpty(compressionType)
49-
? StreamCompressors.GetRequired(compressionType).Decompress(gzStream)
50-
: gzStream;
51-
52-
/// <summary>
53-
/// Decompresses the specified gz buffer using the default compression method: Inflate
54-
/// </summary>
55-
public static byte[] DecompressBytes(this byte[] gzBuffer, string compressionType) =>
56-
StreamCompressors.GetRequired(compressionType).DecompressBytes(gzBuffer);
57-
58-
public static byte[] Deflate(this string text) => DeflateCompressor.Instance.Compress(text);
59-
60-
public static string Inflate(this byte[] gzBuffer) => DeflateCompressor.Instance.Decompress(gzBuffer);
61-
62-
public static byte[] GZip(this string text) => GZipCompressor.Instance.Compress(text);
63-
64-
public static string GUnzip(this byte[] gzBuffer) => GZipCompressor.Instance.Decompress(gzBuffer);
65-
66-
public static string ToUtf8String(this Stream stream)
67-
{
68-
if (stream == null)
69-
throw new ArgumentNullException(nameof(stream));
70-
71-
return stream.ReadToEnd();
72-
}
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74-
public static byte[] ToBytes(this Stream stream)
75-
{
76-
if (stream == null)
77-
throw new ArgumentNullException(nameof(stream));
78-
79-
return stream.ReadFully();
80-
}
81-
82-
public static void Write(this Stream stream, string text)
83-
{
84-
var bytes = Encoding.UTF8.GetBytes(text);
85-
stream.Write(bytes, 0, bytes.Length);
86-
}
68+
if (stream == null)
69+
throw new ArgumentNullException(nameof(stream));
70+
71+
return stream.ReadToEnd();
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}
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public static byte[] ToBytes(this Stream stream)
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{
76+
if (stream == null)
77+
throw new ArgumentNullException(nameof(stream));
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return stream.ReadFully();
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}
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public static void Write(this Stream stream, string text)
83+
{
84+
var bytes = Encoding.UTF8.GetBytes(text);
85+
stream.Write(bytes, 0, bytes.Length);
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}
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public static string ComputeSha256(this byte[] data)
89+
{
90+
using var sha256 = System.Security.Cryptography.SHA256.Create();
91+
byte[] hashBytes = sha256.ComputeHash(data);
92+
return BitConverter.ToString(hashBytes).Replace("-", "").ToLowerInvariant();
93+
}
94+
95+
public static string ComputeSha256(this Stream stream)
96+
{
97+
stream.Position = 0;
98+
using var sha256 = System.Security.Cryptography.SHA256.Create();
99+
byte[] hashBytes = sha256.ComputeHash(stream);
100+
return BitConverter.ToString(hashBytes).Replace("-", "").ToLowerInvariant();
101+
}
88102
}

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