ComputeCapiSha1OfPublicKey()

unsafe byte[] Internal.Cryptography.Pal.X509Pal.ComputeCapiSha1OfPublicKey ( PublicKey key )

inline

Implements Internal.Cryptography.Pal.IX509Pal.

Definition at line 115 of file X509Pal.cs.

    {
        fixed (byte* value = key.Oid.ValueAsAscii())
        {
            byte[] rawData = key.EncodedParameters.RawData;
            fixed (byte* pbData = rawData)
            {
                byte[] rawData2 = key.EncodedKeyValue.RawData;
                fixed (byte* pbData2 = rawData2)
                {
                    CERT_PUBLIC_KEY_INFO cERT_PUBLIC_KEY_INFO = default(CERT_PUBLIC_KEY_INFO);
                    cERT_PUBLIC_KEY_INFO.Algorithm = new CRYPT_ALGORITHM_IDENTIFIER
                    {
                        pszObjId = new IntPtr(value),
                        Parameters = new CRYPTOAPI_BLOB(rawData.Length, pbData)
                    };
                    cERT_PUBLIC_KEY_INFO.PublicKey = new CRYPT_BIT_BLOB
                    {
                        cbData = rawData2.Length,
                        pbData = pbData2,
                        cUnusedBits = 0
                    };
                    CERT_PUBLIC_KEY_INFO pInfo = cERT_PUBLIC_KEY_INFO;
                    int pcbComputedHash = 20;
                    byte[] array = new byte[pcbComputedHash];
                    if (!global::Interop.crypt32.CryptHashPublicKeyInfo(IntPtr.Zero, 32772, 0, CertEncodingType.All, ref pInfo, array, ref pcbComputedHash))
                    {
                        throw Marshal.GetHRForLastWin32Error().ToCryptographicException();
                    }
                    if (pcbComputedHash < array.Length)
                    {
                        byte[] array2 = new byte[pcbComputedHash];
                        Buffer.BlockCopy(array, 0, array2, 0, pcbComputedHash);
                        array = array2;
                    }
                    return array;
                }
            }
        }
    }

References System.array, System.Buffer.BlockCopy(), System.Runtime.InteropServices.Marshal.GetHRForLastWin32Error(), System.key, System.value, and System.IntPtr.Zero.