Compress compresses the input data using Snappy and returns the compressed data or an error.

Decompress decompresses the input Snappy-compressed data and returns the original data or an error.

NewAesCtrEncryptor creates a new instance of AesCtrEncryptor.

NewXorEncryptor creates a new instance of XorEncryptor.

AesCtrEncryptor struct holding key, iv, and separate streams for encryption and decryption.

XorEncryptor struct holding key, iv, and separate counters for encryption and decryption.