OpenHarmony 3.1.1 Release

Version Description

OpenHarmony 3.1.1 Release provides the following enhancements over OpenHarmony 3.1 Release:

Enhanced basic capabilities for the standard system

System service management is enhanced to support group verification. Power management now supports brightness adjustment and battery information query. The Misc services subsystem supports HTTP file download APIs.

The location service subsystem now implements basic positioning APIs. The window manager subsystem supports setting of window properties. The multimedia subsystem provides APIs related to audio focus and audio decoding.

Network management supports Ethernet connections. WebSocket JS APIs are added, which are compatible with the @system.fetch and @system.network APIs.

Enhanced distributed capabilities for the standard system

Distributed data management is now compatible with the @system.storage APIs.

Enhanced application framework capabilities for the standard system

Bundle management supports application-specific installation status query. The common event and notification subsystem provides APIs for sending and canceling notifications.

The Feature Ability (FA) model supports ability-level screen orientation query and setting, lock screen display, and screen-on during ability startup. DFX features, such as Application Not Response and suspension detection for an application's main thread, are added. More basic capabilities are added for FA widgets.

Enhanced application capabilities for the standard system

The Contacts application allows third-party applications to invoke the system call capability, so end users can use the basic communication capabilities of devices.

Version Mapping

Table 1 Version mapping of software and tools

Source Code Acquisition

Prerequisites

1. Register your account with Gitee.

2. Register an SSH public key for access to Gitee.

3. Install the git client and git-lfs, and configure user information.

   git config --global user.name "yourname"
   git config --global user.email "your-email-address"
   git config --global credential.helper store
   

4. Run the following commands to install the repo tool:

   curl -s https://gitee.com/oschina/repo/raw/fork_flow/repo-py3 > /usr/local/bin/repo  # If you do not have the permission, download the tool to another directory and configure it as an environment variable by running the chmod a+x /usr/local/bin/repo command.
   pip3 install -i https://repo.huaweicloud.com/repository/pypi/simple requests
   

Acquiring Source Code Using the repo Tool

Method 1 (recommended)

Use the repo tool to download the source code over SSH. (You must have an SSH public key for access to Gitee.)

repo init -u git@gitee.com:openharmony/manifest.git -b refs/tags/OpenHarmony-v3.1.1-Release --no-repo-verify
repo sync -c
repo forall -c 'git lfs pull'

Method 2

Use the repo tool to download the source code over HTTPS.

repo init -u https://gitee.com/openharmony/manifest.git -b refs/tags/OpenHarmony-v3.1.1-Release --no-repo-verify
repo sync -c
repo forall -c 'git lfs pull'

Acquiring Source Code from Mirrors

Table 2 Mirrors for acquiring source code

What's New

This version has the following updates to OpenHarmony 3.1 Release.

Feature Updates

Table 3 New and enhanced features

API Updates

This version does not involve API updates.

Chip and Development Board Adaptation

For details about the adaptation status, see SIG_DevBoard.

Resolved Issues

Table 4 Resolved issues

Known Issues

Table 5 Known issues