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path: root/utils/update-mojo.sh
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#!/bin/sh

# SPDX-License-Identifier: GPL-2.0-or-later
# Update mojo copy from a chromium source tree

set -e

if [ $# != 1 ] ; then
	echo "Usage: $0 <chromium dir>"
	exit 1
fi

ipc_dir="$(dirname "$(realpath "$0")")/ipc"
chromium_dir="$(realpath "$1")"

cd "${ipc_dir}/../../"

# Reject dirty libcamera trees
if [ -n "$(git status --porcelain -uno)" ] ; then
	echo "libcamera tree is dirty"
	exit 1
fi

if [ ! -d "${chromium_dir}/mojo" ] ; then
	echo "Directory ${chromium_dir} doesn't contain mojo"
	exit 1
fi

if [ ! -d "${chromium_dir}/.git" ] ; then
	echo "Directory ${chromium_dir} doesn't contain a git tree"
	exit 1
fi

# Get the chromium commit id
version=$(git -C "${chromium_dir}" rev-parse --short HEAD)

# Reject dirty chromium trees
if [ -n "$(git -C "${chromium_dir}" status --porcelain)" ] ; then
	echo "Chromium tree in ${chromium_dir} is dirty"
	exit 1
fi

# Remove the previously imported files.
rm -rf utils/ipc/mojo/
rm -rf utils/ipc/tools/

# Copy the diagnosis file
mkdir -p utils/ipc/tools/diagnosis/
cp "${chromium_dir}/tools/diagnosis/crbug_1001171.py" utils/ipc/tools/diagnosis/

# Copy the rest of mojo
mkdir -p utils/ipc/mojo/public/
cp "${chromium_dir}/mojo/public/LICENSE" utils/ipc/mojo/public/

(
	cd "${chromium_dir}" || exit
	find ./mojo/public/tools -type f \
	     -not -path "*/generators/*" \
	     -not -path "*/fuzzers/*" \
	     -exec cp --parents "{}" "${ipc_dir}" ";"
)

# Update the README files
readme=$(cat <<EOF
# SPDX-License-Identifier: CC0-1.0

Files in this directory are imported from ${version} of Chromium. Do not
modify them manually.
EOF
)

echo "$readme" > utils/ipc/mojo/README
echo "$readme" > utils/ipc/tools/README

# Commit the update. Use 'git commit -n' to avoid checkstyle pre-commit hook
# failures, as mojo doesn't comply with the Python coding style enforced by
# checkstyle.py.
git add utils/ipc/mojo/
git add utils/ipc/tools/

echo "utils: ipc: Update mojo

Update mojo from commit

$(git -C "${chromium_dir}" show --pretty='%H "%s"' --no-patch)

from the Chromium repository.

The update-mojo.sh script was used for this update." | \
git commit -n -s -F -
/span> /* Test operations which should fail. */ if (camera_->acquire() != -EBUSY) return TestFail; if (camera_->createRequest()) return TestFail; if (camera_->start() != -EACCES) return TestFail; Request request(camera_.get()); if (camera_->queueRequest(&request) != -EACCES) return TestFail; if (camera_->stop() != -EACCES) return TestFail; /* Test valid state transitions, end in Configured state. */ if (camera_->release()) return TestFail; if (camera_->acquire()) return TestFail; if (camera_->configure(defconf_.get())) return TestFail; return TestPass; } int testConfigured() { /* Test operations which should fail. */ if (camera_->acquire() != -EBUSY) return TestFail; Request request1(camera_.get()); if (camera_->queueRequest(&request1) != -EACCES) return TestFail; if (camera_->stop() != -EACCES) return TestFail; /* Test operations which should pass. */ Request *request2 = camera_->createRequest(); if (!request2) return TestFail; /* Never handed to hardware so need to manually delete it. */ delete request2; /* Test valid state transitions, end in Running state. */ if (camera_->release()) return TestFail; if (camera_->acquire()) return TestFail; if (camera_->configure(defconf_.get())) return TestFail; /* Use internally allocated buffers. */ allocator_ = new FrameBufferAllocator(camera_); Stream *stream = *camera_->streams().begin(); if (allocator_->allocate(stream) < 0) return TestFail; if (camera_->start()) return TestFail; return TestPass; } int testRuning() { /* Test operations which should fail. */ if (camera_->acquire() != -EBUSY) return TestFail; if (camera_->release() != -EBUSY) return TestFail; if (camera_->configure(defconf_.get()) != -EACCES) return TestFail; if (camera_->start() != -EACCES) return TestFail; /* Test operations which should pass. */ Request *request = camera_->createRequest(); if (!request) return TestFail; Stream *stream = *camera_->streams().begin(); if (request->addBuffer(stream, allocator_->buffers(stream)[0].get())) return TestFail; if (camera_->queueRequest(request)) return TestFail; /* Test valid state transitions, end in Available state. */ if (camera_->stop()) return TestFail; delete allocator_; if (camera_->release()) return TestFail; return TestPass; } int init() override { if (status_ != TestPass) return status_; defconf_ = camera_->generateConfiguration({ StreamRole::VideoRecording }); if (!defconf_) { cout << "Failed to generate default configuration" << endl; return TestFail; } return TestPass; } int run() override { if (testAvailable() != TestPass) { cout << "State machine in Available state failed" << endl; return TestFail; } if (testAcquired() != TestPass) { cout << "State machine in Acquired state failed" << endl; return TestFail; } if (testConfigured() != TestPass) { cout << "State machine in Configured state failed" << endl; return TestFail; } if (testRuning() != TestPass) { cout << "State machine in Running state failed" << endl; return TestFail; } return TestPass; } std::unique_ptr<CameraConfiguration> defconf_; FrameBufferAllocator *allocator_; }; } /* namespace */ TEST_REGISTER(Statemachine);