Module util

Utility functions for creating signatures and hashes.

Functions

• hmac_md5
  Computes an HMAC-MD5 signature for the provided key and data.
• hmac_sha256
  Computes an HMAC-SHA256 signature for the provided key and data.
• md5
  Computes an MD5 hash of the provided data.
• sha256
  Computes a SHA-256 hash of the provided data.
• skip_aligned
  Skips bytes in the provided reader to ensure that the next read operation aligns with the specified alignment.
• write_fill
  Writes the specified byte fill repeatedly to the writer for the given length.