# < Summary

Information

Class: | Renci.SshNet.Security.Cryptography.HMACSHA1
Assembly: | Renci.SshNet
File(s): | \home\appveyor\projects\ssh-net\src\Renci.SshNet\Security\Cryptography\HMACSHA1.cs

Line coverage
69%

Covered lines: | 9
Uncovered lines: | 4
Coverable lines: | 13
Total lines: | 66
Line coverage: | 69.2%

Branch coverage
N/A

Covered branches: | 0
Total branches: | 0
Branch coverage: | N/A

Method coverage

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# Metrics

Method | Branch coverage | Cyclomatic complexity | Line coverage
--- | --- | --- | ---
.ctor(...) | 100% | 1 | 0%
.ctor(...) | 100% | 1 | 100%
get_HashSize() | 100% | 1 | 100%
HashFinal() | 100% | 1 | 100%

# File(s)

## \home\appveyor\projects\ssh-net\src\Renci.SshNet\Security\Cryptography\HMACSHA1.cs

| # | Line |  | Line coverage
--- | --- | --- | --- | ---
|  | `1` |  | `using System.Security.Cryptography;`
|  | `2` |  | ``
|  | `3` |  | `using Renci.SshNet.Common;`
|  | `4` |  | ``
|  | `5` |  | `namespace Renci.SshNet.Security.Cryptography`
|  | `6` |  | `{`
|  | `7` |  | `/// <summary>`
|  | `8` |  | `/// Computes a Hash-based Message Authentication Code (HMAC) by using the <see cref="SHA1"/> hash function.`
|  | `9` |  | `/// </summary>`
|  | `10` |  | `public class HMACSHA1 : System.Security.Cryptography.HMACSHA1`
|  | `11` |  | `{`
|  | `12` |  | `private readonly int _hashSize;`
|  | `13` |  | ``
|  | `14` |  | `/// <summary>`
|  | `15` |  | `/// Initializes a new instance of the <see cref="HMACSHA1"/> class with the specified key.`
|  | `16` |  | `/// </summary>`
|  | `17` |  | `/// <param name="key">The key.</param>`
|  | `18` |  | `public HMACSHA1(byte[] key)`
|  | `19` |  | `#pragma warning disable CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 0 | `20` |  | `: base(key)`
|  | `21` |  | `#pragma warning restore CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 0 | `22` |  | `{`
|  | `23` |  | `#pragma warning disable MA0056 // Do not call overridable members in constructor`
| 0 | `24` |  | `_hashSize = base.HashSize;`
|  | `25` |  | `#pragma warning restore MA0056 // Do not call overridable members in constructor`
| 0 | `26` |  | `}`
|  | `27` |  | ``
|  | `28` |  | `/// <summary>`
|  | `29` |  | `/// Initializes a new instance of the <see cref="HMACSHA1"/> class with the specified key and size of the comput`
|  | `30` |  | `/// </summary>`
|  | `31` |  | `/// <param name="key">The key.</param>`
|  | `32` |  | `/// <param name="hashSize">The size, in bits, of the computed hash code.</param>`
|  | `33` |  | `public HMACSHA1(byte[] key, int hashSize)`
|  | `34` |  | `#pragma warning disable CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 6 | `35` |  | `: base(key)`
|  | `36` |  | `#pragma warning restore CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 6 | `37` |  | `{`
| 6 | `38` |  | `_hashSize = hashSize;`
| 6 | `39` |  | `}`
|  | `40` |  | ``
|  | `41` |  | `/// <summary>`
|  | `42` |  | `/// Gets the size, in bits, of the computed hash code.`
|  | `43` |  | `/// </summary>`
|  | `44` |  | `/// <value>`
|  | `45` |  | `/// The size, in bits, of the computed hash code.`
|  | `46` |  | `/// </value>`
|  | `47` |  | `public override int HashSize`
|  | `48` |  | `{`
| 270 | `49` |  | `get { return _hashSize; }`
|  | `50` |  | `}`
|  | `51` |  | ``
|  | `52` |  | `/// <summary>`
|  | `53` |  | `/// Finalizes the hash computation after the last data is processed by the cryptographic stream object.`
|  | `54` |  | `/// </summary>`
|  | `55` |  | `/// <returns>`
|  | `56` |  | `/// The computed hash code.`
|  | `57` |  | `/// </returns>`
|  | `58` |  | `protected override byte[] HashFinal()`
| 58 | `59` |  | `{`
|  | `60` |  | `#pragma warning disable CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 58 | `61` |  | `var hash = base.HashFinal();`
|  | `62` |  | `#pragma warning restore CA5350 // Do Not Use Weak Cryptographic Algorithms`
| 58 | `63` |  | `return hash.Take(HashSize / 8);`
| 58 | `64` |  | `}`
|  | `65` |  | `}`
|  | `66` |  | `}`

# Methods/Properties

.ctor(System.Byte[])
.ctor(System.Byte[],System.Int32)
get_HashSize()
HashFinal()