| private static HashAlgorithmNameNullOrEmpty ( ) : Exception | ||
| return | Exception | |
public virtual bool VerifyData(byte[] data, int offset, int count, byte[] signature, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (offset < 0 || offset > data.Length)
{
throw new ArgumentOutOfRangeException("offset");
}
if (count < 0 || count > data.Length - offset)
{
throw new ArgumentOutOfRangeException("count");
}
if (signature == null)
{
throw new ArgumentNullException("signature");
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw RSA.HashAlgorithmNameNullOrEmpty();
}
if (padding == (RSASignaturePadding)null)
{
throw new ArgumentNullException("padding");
}
return(this.VerifyHash(this.HashData(data, offset, count, hashAlgorithm), signature, hashAlgorithm, padding));
}
/// <summary>Computes the hash value of a portion of the specified byte array using the specified hash algorithm and padding mode, and signs the resulting hash value. </summary>
/// <param name="data">The input data for which to compute the hash. </param>
/// <param name="offset">The offset into the array at which to begin using data. </param>
/// <param name="count">The number of bytes in the array to use as data. </param>
/// <param name="hashAlgorithm">The hash algorithm to use to create the hash value. </param>
/// <param name="padding">The padding mode. </param>
/// <returns>The RSA signature for the specified data. </returns>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="data" /> is <see langword="null" />. -or-
/// <paramref name="padding" /> is <see langword="null" />. </exception>
/// <exception cref="T:System.ArgumentException">
/// <paramref name="hashAlgorithm" />.<see cref="P:System.Security.Cryptography.HashAlgorithmName.Name" /> is <see langword="null" /> or <see cref="F:System.String.Empty" />. </exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="offset" /> is less than zero. -or-
/// <paramref name="count" /> is less than zero. -or-
/// <paramref name="offset" /> + <paramref name="count" /> – 1 results in an index that is beyond the upper bound of <paramref name="data" />. </exception>
// Token: 0x06002288 RID: 8840 RVA: 0x0007C150 File Offset: 0x0007A350
public virtual byte[] SignData(byte[] data, int offset, int count, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (offset < 0 || offset > data.Length)
{
throw new ArgumentOutOfRangeException("offset");
}
if (count < 0 || count > data.Length - offset)
{
throw new ArgumentOutOfRangeException("count");
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw RSA.HashAlgorithmNameNullOrEmpty();
}
if (padding == null)
{
throw new ArgumentNullException("padding");
}
byte[] hash = this.HashData(data, offset, count, hashAlgorithm);
return(this.SignHash(hash, hashAlgorithm, padding));
}
public virtual byte[] SignData(Stream data, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw RSA.HashAlgorithmNameNullOrEmpty();
}
if (padding == (RSASignaturePadding)null)
{
throw new ArgumentNullException("padding");
}
return(this.SignHash(this.HashData(data, hashAlgorithm), hashAlgorithm, padding));
}
public override byte[] SignHash(byte[] hash, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
{
if (hash == null)
{
throw new ArgumentNullException("hash");
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw RSA.HashAlgorithmNameNullOrEmpty();
}
if (padding == (RSASignaturePadding)null)
{
throw new ArgumentNullException("padding");
}
if (padding != RSASignaturePadding.Pkcs1)
{
throw RSACryptoServiceProvider.PaddingModeNotSupported();
}
return(this.SignHash(hash, RSACryptoServiceProvider.GetAlgorithmId(hashAlgorithm)));
}
public bool VerifyData(Stream data, byte[] signature, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (signature == null)
{
throw new ArgumentNullException("signature");
}
if (string.IsNullOrEmpty(hashAlgorithm.Name))
{
throw RSA.HashAlgorithmNameNullOrEmpty();
}
if (padding == (RSASignaturePadding)null)
{
throw new ArgumentNullException("padding");
}
return(this.VerifyHash(this.HashData(data, hashAlgorithm), signature, hashAlgorithm, padding));
}
