index : libcamera/pinchartl/libcamera.git	master mtk/camsv mtk/multi-cam rpi/streams/next simple/imx8
	Laurent Pinchart's clone of libcamera	git repository hosting on libcamera.org

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log msg author committer range

path: root/src/android/jpeg/exif.h

Age	Commit message (Expand)	Author
2021-11-24	android: Convert to pragma once	Kieran Bingham
2021-06-25	libcamera/base: Move span to base library	Kieran Bingham
2021-03-10	android: jpeg: exif: Fix and expand setRational	Paul Elder
2021-01-27	android: jpeg: exif: Add functions for setting various values	Paul Elder
2021-01-27	android: jpeg: exif: Expand setString to support different encodings	Paul Elder
2020-10-28	android: jpeg: post_processor_jpeg: Embed thumbnail into Exif metadata	Umang Jain
2020-10-10	android: jpeg: Use LGPL-2.1 license	Umang Jain
2020-10-02	src: android: exif: Set the class byte ordering	Kieran Bingham
2020-09-20	android: jpeg: exif: Use reentrant localtime_r()	Laurent Pinchart
2020-09-10	android: jpeg: Support an initial set of EXIF metadata tags	Umang Jain
2020-09-10	android: jpeg: Add EXIF infrastructure	Kieran Bingham

generated by cgit v1.2.1 (git 2.18.0) at 2025-01-01 20:33:09 +0000

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2020, Google Inc.
 *
 * file.cpp - File I/O operations tests
 */

#include <fstream>
#include <iostream>
#include <stdlib.h>
#include <string>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>

#include "libcamera/internal/file.h"

#include "test.h"

using namespace std;
using namespace libcamera;

class FileTest : public Test
{
protected:
	int init()
	{
		fileName_ = "/tmp/libcamera.test.XXXXXX";
		int fd = mkstemp(&fileName_.front());
		if (fd == -1)
			return TestFail;

		ssize_t ret = write(fd, "libcamera", 9);

		close(fd);

		return ret == 9 ? TestPass : TestFail;
	}

	int run()
	{
		/* Test static functions. */
		if (!File::exists("/dev/null")) {
			cerr << "Valid file not found" << endl;
			return TestFail;
		}

		if (File::exists("/dev/null/invalid")) {
			cerr << "Invalid file should not exist" << endl;
			return TestFail;
		}

		/* Test unnamed file. */
		File file;

		if (!file.fileName().empty()) {
			cerr << "Unnamed file has non-empty file name" << endl;
			return TestFail;
		}

		if (file.exists()) {
			cerr << "Unnamed file exists" << endl;
			return TestFail;
		}

		if (file.isOpen()) {
			cerr << "File is open after construction" << endl;
			return TestFail;
		}

		if (file.openMode() != File::NotOpen) {
			cerr << "File has invalid open mode after construction"
			     << endl;
			return TestFail;
		}

		if (file.size() >= 0) {
			cerr << "Unnamed file has a size" << endl;
			return TestFail;
		}

		if (file.open(File::ReadWrite)) {
			cerr << "Opening unnamed file succeeded" << endl;
			return TestFail;
		}

		if (file.error() == 0) {
			cerr << "Open failure didn't set error" << endl;
			return TestFail;
		}

		/* Test named file referring to an invalid file. */
		file.setFileName("/dev/null/invalid");

		if (file.fileName() != "/dev/null/invalid") {
			cerr << "File reports incorrect file name" << endl;
			return TestFail;
		}

		if (file.exists()) {
			cerr << "Invalid file exists" << endl;
			return TestFail;
		}

		if (file.isOpen()) {
			cerr << "Invalid file is open after construction" << endl;
			return TestFail;
		}

		if (file.openMode() != File::NotOpen) {
			cerr << "Invalid file has invalid open mode after construction"
			     << endl;
			return TestFail;
		}

		if (file.size() >= 0) {
			cerr << "Invalid file has a size" << endl;
			return TestFail;
		}

		if (file.open(File::ReadWrite)) {
			cerr << "Opening invalid file succeeded" << endl;
			return TestFail;
		}

		/* Test named file referring to a valid file. */
		file.setFileName("/dev/null");

		if (!file.exists()) {
			cerr << "Valid file does not exist" << endl;
			return TestFail;
		}

		if (file.isOpen()) {
			cerr << "Valid file is open after construction" << endl;
			return TestFail;
		}

		if (file.openMode() != File::NotOpen) {
			cerr << "Valid file has invalid open mode after construction"
			     << endl;
			return TestFail;
		}

		if (file.size() >= 0) {
			cerr << "Invalid file has a size" << endl;
			return TestFail;
		}

		/* Test open and close. */
		if (!file.open(File::ReadWrite)) {
			cerr << "Opening file failed" << endl;
			return TestFail;
		}

		if (!file.isOpen()) {
			cerr << "Open file reported as closed" << endl;
			return TestFail;
		}

		if (file.openMode() != File::ReadWrite) {
			cerr << "Open file has invalid open mode" << endl;
			return TestFail;
		}

		file.close();

		if (file.isOpen()) {
			cerr << "Closed file reported as open" << endl;
			return TestFail;
		}

		if (file.openMode() != File::NotOpen) {
			cerr << "Closed file has invalid open mode" << endl;
			return TestFail;
		}

		/* Test size(). */
		file.setFileName("/proc/self/exe");

		if (file.size() >= 0) {
			cerr << "File has valid size before open" << endl;
			return TestFail;
		}

		file.open(File::ReadOnly);

		ssize_t size = file.size();
		if (size <= 0) {
			cerr << "File has invalid size after open" << endl;
			return TestFail;
		}

		/* Test mapping and unmapping. */
		Span<uint8_t> data = file.map();
		if (data.empty()) {
			cerr << "Mapping of complete file failed" << endl;
			return TestFail;
		}

		if (data.size() != static_cast<size_t>(size)) {
			cerr << "Mapping  of complete file has invalid size" << endl;
			return TestFail;
		}

		if (!file.unmap(data.data())) {
			cerr << "Unmapping of complete file failed" << endl;
			return TestFail;
		}

		data = file.map(4096, 8192);
		if (data.empty()) {
			cerr << "Mapping of file region failed" << endl;
			return TestFail;
		}

		if (data.size() != 8192) {
			cerr << "Mapping of file region has invalid size" << endl;
			return TestFail;
		}

		if (!file.unmap(data.data())) {
			cerr << "Unmapping of file region failed" << endl;
			return TestFail;
		}

		file.close();

		/* Test private mapping. */
		file.setFileName(fileName_);
		file.open(File::ReadWrite);

		data = file.map(0, -1, File::MapPrivate);
		if (data.empty()) {
			cerr << "Private mapping failed" << endl;
			return TestFail;
		}

		std::string str{ reinterpret_cast<char *>(data.data()), data.size() };
		if (str != "libcamera") {
			cerr << "Invalid contents of private mapping" << endl;
			return TestFail;
		}

		memcpy(data.data(), "LIBCAMERA", 9);

		if (!file.unmap(data.data())) {
			cerr << "Private unmapping failed" << endl;
			return TestFail;
		}

		data = file.map();

		str = { reinterpret_cast<char *>(data.data()), data.size() };
		if (str != "libcamera") {
			cerr << "Private mapping changed file contents" << endl;
			return TestFail;
		}

		/* Test shared mapping. */
		data = file.map();
		if (data.empty()) {
			cerr << "Shared mapping failed" << endl;
			return TestFail;
		}

		memcpy(data.data(), "LIBCAMERA", 9);

		if (!file.unmap(data.data())) {
			cerr << "Shared unmapping failed" << endl;
			return TestFail;
		}

		data = file.map();

		str = { reinterpret_cast<char *>(data.data()), data.size() };
		if (str != "LIBCAMERA") {
			cerr << "Shared mapping failed to change file contents"
			     << endl;
			return TestFail;
		}

		return TestPass;
	}

	void cleanup()
	{
		unlink(fileName_.c_str());
	}

private:
	std::string fileName_;
};

TEST_REGISTER(FileTest)