AppearsEncrypted checks if passed bytes begin with an encryption preamble.

DecryptFile decrypts a file encrypted by EncryptFile, using the supplied key and reading the IV from a prefix of the file.

EncryptFile encrypts a file with the supplied key and a randomly chosen IV which is prepended in a header on the returned ciphertext.

EncryptingWriter returns a writer that wraps an underlying sink writer but which encrypts bytes written to it before flushing them to the wrapped sink.

ExternalSSTReader returns a PebbleSSTIterator for the SSTs in external storage, optionally decrypting with the supplied parameters.

GenerateKey generates a key for the supplied passphrase and salt.

GenerateSalt generates a 16 byte random salt.

NopCloser wraps an io.Writer to add a no-op Close().

StoreFile groups a file with its corresponding external storage handler.