internal override bool TryExportKey(
ReadOnlySpan <byte> key,
KeyBlobFormat format,
Span <byte> blob,
out int blobSize)
{
return(format switch
{
KeyBlobFormat.RawSymmetricKey => RawKeyFormatter.TryExport(key, blob, out blobSize),
KeyBlobFormat.NSecSymmetricKey => NSecKeyFormatter.TryExport(NSecBlobHeader, KeySize, MacSize, key, blob, out blobSize),
_ => throw Error.Argument_FormatNotSupported(nameof(format), format.ToString()),
});
internal override bool TryExportKey(
ReadOnlySpan <byte> key,
KeyBlobFormat format,
Span <byte> blob,
out int blobSize)
{
switch (format)
{
case KeyBlobFormat.RawSymmetricKey:
return(RawKeyFormatter.TryExport(key, blob, out blobSize));
case KeyBlobFormat.NSecSymmetricKey:
return(NSecKeyFormatter.TryExport(NSecBlobHeader, KeySize, MacSize, key, blob, out blobSize));
default:
throw Error.Argument_FormatNotSupported(nameof(format), format.ToString());
}
}
internal override bool TryImportKey(
ReadOnlySpan <byte> blob,
KeyBlobFormat format,
MemoryPool <byte> memoryPool,
out ReadOnlyMemory <byte> memory,
out IMemoryOwner <byte>?owner,
out PublicKey?publicKey)
{
publicKey = null;
switch (format)
{
case KeyBlobFormat.RawSymmetricKey:
return(RawKeyFormatter.TryImport(KeySize, blob, memoryPool, out memory, out owner));
case KeyBlobFormat.NSecSymmetricKey:
return(NSecKeyFormatter.TryImport(NSecBlobHeader, KeySize, MacSize, blob, memoryPool, out memory, out owner));
default:
throw Error.Argument_FormatNotSupported(nameof(format), format.ToString());
}
}