public void DerAsnInteger_Parse_ShouldDecodeCorrectly()
{
var data = new byte[] { 0x02, 0x81, 0x80,
0x47, 0xeb, 0x99, 0x5a, 0xdf, 0x9e, 0x70, 0x0d, 0xfb, 0xa7, 0x31, 0x32, 0xc1, 0x5f, 0x5c, 0x24,
0xc2, 0xe0, 0xbf, 0xc6, 0x24, 0xaf, 0x15, 0x66, 0x0e, 0xb8, 0x6a, 0x2e, 0xab, 0x2b, 0xc4, 0x97,
0x1f, 0xe3, 0xcb, 0xdc, 0x63, 0xa5, 0x25, 0xec, 0xc7, 0xb4, 0x28, 0x61, 0x66, 0x36, 0xa1, 0x31,
0x1b, 0xbf, 0xdd, 0xd0, 0xfc, 0xbf, 0x17, 0x94, 0x90, 0x1d, 0xe5, 0x5e, 0xc7, 0x11, 0x5e, 0xc9,
0x55, 0x9f, 0xeb, 0xa3, 0x3e, 0x14, 0xc7, 0x99, 0xa6, 0xcb, 0xba, 0xa1, 0x46, 0x0f, 0x39, 0xd4,
0x44, 0xc4, 0xc8, 0x4b, 0x76, 0x0e, 0x20, 0x5d, 0x6d, 0xa9, 0x34, 0x9e, 0xd4, 0xd5, 0x87, 0x42,
0xeb, 0x24, 0x26, 0x51, 0x14, 0x90, 0xb4, 0x0f, 0x06, 0x5e, 0x52, 0x88, 0x32, 0x7a, 0x95, 0x20,
0xa0, 0xfd, 0xf7, 0xe5, 0x7d, 0x60, 0xdd, 0x72, 0x68, 0x9b, 0xf5, 0x7b, 0x05, 0x8f, 0x6d, 0x1e };
var type = DerAsnType.Parse(data);
Assert.That(type is DerAsnInteger, Is.True);
var integerType = type as DerAsnInteger;
Assert.That(integerType.Value as byte[], Is.EqualTo(data.Skip(3).ToArray()));
Assert.That(integerType.Unsigned, Is.False);
integerType = DerAsnType.Parse(new byte[] { 0x02, 0x02, 0x00, 0x83 }) as DerAsnInteger;
Assert.That(integerType.Value as byte[], Is.EqualTo(new byte[] { 0x83 }));
Assert.That(integerType.Unsigned, Is.True);
integerType = DerAsnType.Parse(new byte[] { 0x02, 0x02, 0x83, 0x40 }) as DerAsnInteger;
Assert.That(integerType.Value as byte[], Is.EqualTo(new byte[] { 0x83, 0x40 }));
Assert.That(integerType.Unsigned, Is.False);
integerType = DerAsnType.Parse(new byte[] { 0x02, 0x01, 0x45 }) as DerAsnInteger;
Assert.That(integerType.Value as byte[], Is.EqualTo(new byte[] { 0x45 }));
Assert.That(integerType.Unsigned, Is.False);
}
public void DerAsnBoolean_Parse_ShouldDecodeCorrectly()
{
var dataFalse = new byte[] { 0x01, 0x01, 0x00 };
var dataTrue = new byte[] { 0x01, 0x01, 0x07 };
var type = DerAsnType.Parse(dataFalse);
Assert.That(type is DerAsnBoolean, Is.True);
Assert.That((bool)type.Value, Is.False);
type = DerAsnType.Parse(dataTrue);
Assert.That(type is DerAsnBoolean, Is.True);
Assert.That((bool)type.Value, Is.True);
}
public void DerAsnOctetString_Parse_ShouldDecodeCorrectly()
{
var data = new byte[]
{
0x04, 0x0A,
0x1E, 0x08, 0x00, 0x55, 0x00, 0x73, 0x00, 0x65, 0x00, 0x72
};
var type = DerAsnType.Parse(data);
Assert.That(type is DerAsnOctetString, Is.True);
Assert.That(type.Value, Is.EqualTo(data.Skip(2).ToArray()));
}
public void DerAsnObjectIdentifier_Parse_ShouldDecodeCorrectly()
{
var data = new byte[]
{
0x06, 0x09,
0x2B, 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, 0x15, 0x14
};
var type = DerAsnType.Parse(data);
Assert.That(type is DerAsnObjectIdentifier, Is.True);
var objectIdentifier = type as DerAsnObjectIdentifier;
Assert.That(objectIdentifier.Value, Is.EqualTo("1.3.6.1.4.1.311.21.20"));
}
public void DerAsnSequence_Parse_ShouldDecodeCorrectly()
{
var data = new byte[]
{
0x30, 0x0D,
0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x01,
0x05, 0x00
};
var type = DerAsnType.Parse(data);
Assert.That(type is DerAsnSequence, Is.True);
var items = type.Value as DerAsnType[];
Assert.That(items, Is.Not.Null);
Assert.That(items[0] is DerAsnObjectIdentifier, Is.True);
Assert.That(items[0].Value, Is.EqualTo("1.2.840.113549.1.1.1"));
Assert.That(items[1] is DerAsnNull, Is.True);
}
public void DerAsnBitString_Parse_ShouldDecodeCorrectly()
{
var data = new byte[] { 0x03, 0x81, 0x81, 0x05,
0x47, 0xeb, 0x99, 0x5a, 0xdf, 0x9e, 0x70, 0x0d, 0xfb, 0xa7, 0x31, 0x32, 0xc1, 0x5f, 0x5c, 0x24,
0xc2, 0xe0, 0xbf, 0xc6, 0x24, 0xaf, 0x15, 0x66, 0x0e, 0xb8, 0x6a, 0x2e, 0xab, 0x2b, 0xc4, 0x97,
0x1f, 0xe3, 0xcb, 0xdc, 0x63, 0xa5, 0x25, 0xec, 0xc7, 0xb4, 0x28, 0x61, 0x66, 0x36, 0xa1, 0x31,
0x1b, 0xbf, 0xdd, 0xd0, 0xfc, 0xbf, 0x17, 0x94, 0x90, 0x1d, 0xe5, 0x5e, 0xc7, 0x11, 0x5e, 0xc9,
0x55, 0x9f, 0xeb, 0xa3, 0x3e, 0x14, 0xc7, 0x99, 0xa6, 0xcb, 0xba, 0xa1, 0x46, 0x0f, 0x39, 0xd4,
0x44, 0xc4, 0xc8, 0x4b, 0x76, 0x0e, 0x20, 0x5d, 0x6d, 0xa9, 0x34, 0x9e, 0xd4, 0xd5, 0x87, 0x42,
0xeb, 0x24, 0x26, 0x51, 0x14, 0x90, 0xb4, 0x0f, 0x06, 0x5e, 0x52, 0x88, 0x32, 0x7a, 0x95, 0x20,
0xa0, 0xfd, 0xf7, 0xe5, 0x7d, 0x60, 0xdd, 0x72, 0x68, 0x9b, 0xf5, 0x7b, 0x05, 0x8f, 0x6d, 0x1e };
var type = DerAsnType.Parse(data);
Assert.That(type is DerAsnBitString, Is.True);
var bitString = type as DerAsnBitString;
Assert.That(bitString.UnusedLowerBitsInLastByte, Is.EqualTo(0x05));
Assert.That((bitString.Value as byte[]), Is.EqualTo(data.Skip(4).ToArray()));
}
public static DerAsnType Decode(byte[] data) => DerAsnType.Parse(data);
public void DerAsnNull_Parse_ShouldDecodeCorrectly()
{
var type = DerAsnType.Parse(new byte[] { 0x05, 0x00 });
Assert.That(type is DerAsnNull, Is.True);
}