Esempio n. 1
0
        public static void ImportEncryptedPem <TPass>(
            ReadOnlySpan <char> input,
            ReadOnlySpan <TPass> password,
            ImportEncryptedKeyAction <TPass> importAction)
        {
            bool                foundEncryptedPem = false;
            PemFields           foundFields       = default;
            ReadOnlySpan <char> foundSlice        = default;

            ReadOnlySpan <char> pem = input;

            while (PemEncoding.TryFind(pem, out PemFields fields))
            {
                ReadOnlySpan <char> label = pem[fields.Label];

                if (label.SequenceEqual(PemLabels.EncryptedPkcs8PrivateKey))
                {
                    if (foundEncryptedPem)
                    {
                        throw new ArgumentException(SR.Argument_PemImport_AmbiguousPem, nameof(input));
                    }

                    foundEncryptedPem = true;
                    foundFields       = fields;
                    foundSlice        = pem;
                }

                Index offset = fields.Location.End;
                pem = pem[offset..];
        protected override PemFields FindPem(ReadOnlySpan <char> input)
        {
            bool found = PemEncoding.TryFind(input, out PemFields fields);

            Assert.True(found, "Did not find PEM.");
            return(fields);
        }
Esempio n. 3
0
        private static byte[] DecodePemData(ReadOnlySpan <char> pemData)
        {
            PemEncoding.TryFind(pemData, out PemFields fields);

            byte[] decodedData = new byte[fields.DecodedDataLength];

            if (!Convert.TryFromBase64Chars(pemData[fields.Base64Data], decodedData, out _))
            {
                throw new Exception("Error decoding pem data");
            }

            return(decodedData);
        }
        protected override void AssertNoPemFound(ReadOnlySpan <char> input)
        {
            bool found = PemEncoding.TryFind(input, out _);

            Assert.False(found, "Found PEM when not expected");
        }