Computes an SHA256 hash
Syntax
| Visual Basic (Declaration) | |
|---|
Public Overloads Shared Function SHA256( _
ByVal bytes() As Byte _
) As Hash |
Parameters
- bytes
Example
Library/Library.Test/TestSalt.cs
| C# |  Copy Code |
|---|
byte[] testValid = Encoding.ASCII.GetBytes("12345678");
Assert.AreEqual(Salt.Size.b64, Salt.FromBytes(testValid).BitSize);
Assert.AreEqual(testValid, Salt.FromBytes(testValid).ToArray());
testValid = null;
//now test with an odd number of bytes, should always hash to Sha256
byte[] notValid = Encoding.ASCII.GetBytes("0123456789");
Assert.AreNotEqual(Salt.Size.b64, Salt.FromBytes(notValid).BitSize);
Assert.AreNotEqual(testValid, Salt.FromBytes(notValid).ToArray());
Assert.AreEqual(Salt.Size.b256, Salt.FromBytes(notValid).BitSize);
Assert.AreEqual(Hash.SHA256(notValid).ToArray(), Salt.FromBytes(notValid).ToArray()); |
| VB.NET | Copy Code |
|---|
Dim testValid As Byte() = Encoding.ASCII.GetBytes("12345678")
Assert.AreEqual(Salt.Size.b64, Salt.FromBytes(testValid).BitSize)
Assert.AreEqual(testValid, Salt.FromBytes(testValid).ToArray())
testValid = Nothing
'now test with an odd number of bytes, should always hash to Sha256
Dim notValid As Byte() = Encoding.ASCII.GetBytes("0123456789")
Assert.AreNotEqual(Salt.Size.b64, Salt.FromBytes(notValid).BitSize)
Assert.AreNotEqual(testValid, Salt.FromBytes(notValid).ToArray())
Assert.AreEqual(Salt.Size.b256, Salt.FromBytes(notValid).BitSize)
Assert.AreEqual(Hash.SHA256(notValid).ToArray(), Salt.FromBytes(notValid).ToArray()) |
Requirements
Target Platforms: Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7
See Also
