- Added support for GoldSrc voice mode, including initialization and shutdown functions.
- Implemented data size verification for the GoldSrc voice package.
- Creation and processing of voice packets, CRC verification of data integrity.
- Added a Steam ID field to the client_static_t structure
- Automatic gain control has been introduced for voice samples.
- The voice status structure has been updated.
- Refactored voice data handling for better type consistency and maintainability.
- Fixed ISO C90 compliance issues for better portability.
- Fixed decoder index usage.