Module util

Utility functions for the Common Access Token library.

This module provides various utility functions used throughout the library:

• Base64 encoding and decoding
• Random string generation
• Time-related functions

These functions are primarily used internally by other modules but may also be useful for applications working with CAT tokens.

Functions

current_time_secs

Gets the current time in seconds since the UNIX epoch

from_base64_url

Decodes base64 URL-safe format (with or without padding) to binary data

generate_random_hex

Generates a random hex string of the specified length

to_base64_no_padding

Encodes binary data to base64 URL-safe format without padding