# Change Log
All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).

## [Unreleased]

### Added
- Introduced btstack_network.h network interface abstraction
- btstack_network_posix implementation using Linux tun/tap interface
- WICED: support for btstack_stdin (HAVE_STDIN)
- GATT Server: Writes to GATT Client Characteristic Configuration are stored in TLV and restored on reconnect. The db.h file generated from db.gatt needs to be re-created.
- TLV: global TLV instance available via btstack_tlv_get_instance() (src/btstack_tlv.h)
- TLV: POSIX implementation that appends to a file on disk (platform/posix/btstack_tlv_posix.c)
- SM: allow to set fixed passkey in display role using sm_use_fixed_passkey_in_display_role

### Changed
- panu_demo: uses btstack_network.h now
- WICED: configure printf to replace Linefeed with CRLF

## Fixed
- RFCOMM: support connection requests during connection failure 
- L2CAP: support connection requests during connection failure 
- HCI: avoid double free during halting