commit | dca14500a50a2bf197ea57b6b3dcc676fb009a06 | [log] [tgz] |
---|---|---|
author | Steven Moreland <smoreland@google.com> | Mon Feb 25 22:53:13 2019 -0800 |
committer | android-build-merger <android-build-merger@google.com> | Mon Feb 25 22:53:13 2019 -0800 |
tree | e38f35dd49d7bf3a4932c1a4eae5d0ff2ef5365c | |
parent | 339aff804e9e9b9b03fa84c86e7bab86ee215081 [diff] | |
parent | 677eee85a2d87d94e3abccf0151ca7ebfc88079d [diff] |
Merge "Error when hash has changed." am: 677eee85a2 Change-Id: I1acae1873803582438bc7a5047822943b80d675c
Full documentation can be found here: https://source.android.com/devices/architecture/hidl/
hidl-gen is a compiler for the HIDL (HAL Interface Design Language) which generates C++ and Java endpoints for RPC mechanisms. The main userspace libraries which this compiler uses can be found at system/libhidl.
m hidl-gen
Note that options for hidl-gen expected to be invoked by the build system are marked with 'internal' in the help menu.
hidl-gen -h hidl-gen -o output -L c++-impl -r android.hardware:hardware/interfaces -r android.hidl:system/libhidl/transport android.hardware.nfc@1.0
Some defaults for package roots are also provided
hidl-gen -o output -L c++-impl android.hardware.nfc@1.0 hidl-gen -o output -L vts android.hardware.nfc@1.0 hidl-gen -L hash android.hardware.nfc@1.0
Example command for vendor project
hidl-gen -L c++-impl -r vendor.foo:vendor/foo/interfaces vendor.foo.nfc@1.0
See update-makefiles-helper.sh and update-all-google-makefiles.sh for examples of how to generate HIDL makefiles (using the -Landroidbp option).
This is a helper tool to convert C headers to valid .hal files.
m c2hal && c2hal -h
This tool generates html documentation for hal interfaces.
m hidl-doc && hidl-doc -h