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authorJacopo Mondi <jacopo@jmondi.org>2019-08-06 16:56:29 +0200
committerJacopo Mondi <jacopo@jmondi.org>2019-08-12 10:34:13 +0200
commit3c658acf820bd634557c34c1d0e9f558e1b5405d (patch)
tree0b23c8fa123303eee8201eb55fd0e8f5a6429766 /test/pipeline/meson.build
parentc64b898a35134090c165cfc085dd6556fdb2347f (diff)
licenses: add Apache-2.0 license
All the Android camera stack code used by the libcamera camera HAL adaptation layer is licensed under the Apache-2.0 license. Add the Apache-2.0 license text to the licenses directory. The associated SPDX header is "Apache-2.0" and the license text is copied from: https://www.apache.org/licenses/LICENSE-2.0.txt Signed-off-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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generated by cgit v1.2.1 (git 2.18.0) at 2025-06-04 08:35:52 +0000
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2018, Google Inc.
 *
 * ByteStreamBuffer tests
 */

#include <array>
#include <iostream>

#include "libcamera/internal/byte_stream_buffer.h"

#include "test.h"

using namespace std;
using namespace libcamera;

class ByteStreamBufferTest : public Test
{
protected:
	int run()
	{
		/*
		 * gcc 11.1.0 incorrectly raises a maybe-uninitialized warning
		 * when calling data.size() below (if the address sanitizer is
		 * disabled). Silence it by initializing the array.
		 */
		std::array<uint8_t, 100> data = {};
		unsigned int i;
		uint32_t value;
		int ret;

		/*
		 * Write mode.
		 */
		ByteStreamBuffer wbuf(data.data(), data.size());

		if (wbuf.base() != data.data() || wbuf.size() != data.size() ||
		    wbuf.offset() != 0 || wbuf.overflow()) {
			cerr << "Write buffer incorrectly constructed" << endl;
			return TestFail;
		}

		/* Test write. */
		value = 0x12345678;
		ret = wbuf.write(&value);
		if (ret || wbuf.offset() != 4 || wbuf.overflow() ||
		    *reinterpret_cast<uint32_t *>(data.data()) != 0x12345678) {
			cerr << "Write failed on write buffer" << endl;
			return TestFail;
		}

		/* Test write carve out. */
		ByteStreamBuffer wco = wbuf.carveOut(10);
		if (wco.base() != wbuf.base() + 4 || wco.size() != 10 ||
		    wco.offset() != 0 || wco.overflow() || wbuf.offset() != 14 ||
		    wbuf.overflow()) {
			cerr << "Carving out write buffer failed" << endl;
			return TestFail;