BlueZ is the official Linux Bluetooth stack, and understanding its internal representation of addresses and UUIDs is crucial for developers building Bluetooth applications or customizing the stack. This article explores the core identifiers used in BlueZ, explaining how they are defined in the source code and how they are utilized in practice. It covers the structure of Bluetooth addresses, the role of UUIDs in service discovery, and the key functions and macros that handle these identifiers. For developers working on Bluetooth profiles, GATT services, or low-level stack modifications, this reference provides clarity on the underlying data structures and conventions. The article is a practical resource for navigating the BlueZ codebase and avoiding common pitfalls when dealing with address and UUID handling.
A deep dive into BlueZ source code explaining the definition and usage of Bluetooth addresses and UUIDs, essential for Bluetooth developers.