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path: root/src/ipa/libipa
AgeCommit message (Expand)Author
2022-05-18ipa: libipa: Add frame context pointer in process()Umang Jain
2022-05-13libipa: camera_sensor_helper: Add OV5675 helperQuentin Schulz
2022-04-01libipa: camera_sensor_helper: Add OV5640 helperPaul Elder
2022-04-01libipa: camera_sensor_helper: Add IMX296 helperLaurent Pinchart
2022-04-01libipa: camera_sensor_helper: Add IMX290 helperLaurent Pinchart
2022-04-01libipa: camera_sensor_helper: Implement exponential gain modelLaurent Pinchart
2022-04-01libipa: camera_sensor_helper: Reorganize gain constantsLaurent Pinchart
2022-03-28ipa: libipa: Histogram: Constify the constructor spanJean-Michel Hautbois
2022-03-17libipa: Add CameraSensorHelper for OV2740Daniel Scally
2021-11-29ipa: libipa: Introduce Algorithm class templateJean-Michel Hautbois
2021-11-29libipa: Correct IMX219 in CameraSensorHelperJean-Michel Hautbois
2021-11-24ipa: libipa: Convert to pragma onceKieran Bingham
2021-08-31ipa: libipa: histogram: Fix typoLaurent Pinchart
2021-08-20ipa: move libipa::Algorithm to ipa/ipu3/algorithmsJean-Michel Hautbois
2021-08-09libcamera: Rename 'method' to 'function'Laurent Pinchart
2021-07-25libipa: Add CameraSensorHelper for ov8865Daniel Scally
2021-07-23libipa: Add CameraSensorHelper for IMX258Umang Jain
2021-07-15libipa: Correct OV5670 CameraSensorHelper gain valuesJean-Michel Hautbois
2021-07-15libipa: Add CameraSensorHelper for OV13858Jean-Michel Hautbois
2021-07-09ipa: libipa: Fixups in CameraSensorHelpersJean-Michel Hautbois
2021-06-28ipa: Create a camera sensor helper classJean-Michel Hautbois
2021-06-25libcamera/base: Validate internal headers as privateKieran Bingham
2021-06-25libcamera/base: Move span to base libraryKieran Bingham
2021-06-25libcamera/base: Move extended base functionalityKieran Bingham
2021-04-22ipa: ipu3: Add a histogram classJean-Michel Hautbois
2021-04-22ipa: Add a common interface for algorithm objectsJean-Michel Hautbois
2021-02-16libcamera: IPAInterface: Replace C API with the new C++-only APIPaul Elder
2020-12-08libcamera: ipa: Pass a set of controls and return results from ipa::start()Naushir Patuck
2020-07-17libcamera: ipa_interface: Add support for custom IPA data to configure()Laurent Pinchart
2020-05-16libcamera: Move IPA headers from include/ipa/ to include/libcamera/ipa/Laurent Pinchart
2020-05-16libcamera: Move internal headers to include/libcamera/internal/Laurent Pinchart
2020-05-13licenses: License all meson files under CC0-1.0Laurent Pinchart
2020-04-28libcamera: ipa: Add support for CameraSensorInfoJacopo Mondi
2020-04-28ipa: Pass IPA initialization settings to IPAInterface::init()Laurent Pinchart
2020-04-14ipa: Add start() and stop() operationsNiklas Söderlund
2020-01-14libcamera: Switch from utils::make_unique to std::make_uniqueLaurent Pinchart
2020-01-12ipa: Switch to FrameBuffer interfaceNiklas Söderlund
2019-11-20ipa: Allow short-circuiting the ipa_context_opsLaurent Pinchart
2019-11-20ipa: Switch to the plain C APIJacopo Mondi
generated by cgit v1.2.1 (git 2.18.0) at 2025-04-09 03:02:03 +0000
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/* 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;

		close(fd);
		unlink(fileName_.c_str());

		return TestPass;
	}

	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;
		}

		if (File::exists("/dev")) {
			cerr << "Directories should not be treated as files" << 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;
		}

		file.close();

		/* Test file creation. */
		file.setFileName(fileName_);

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

		if (file.open(File::ReadOnly)) {
			cerr << "Read-only open succeeded on nonexistent file" << endl;
			return TestFail;
		}

		if (!file.open(File::WriteOnly)) {
			cerr << "Write-only open failed on nonexistent file" << endl;
			return TestFail;
		}

		if (!file.exists()) {
			cerr << "Write-only open failed to create file" << endl;
			return TestFail;
		}

		file.close();

		/* Test read and write. */
		std::array<uint8_t, 256> buffer = { 0 };

		strncpy(reinterpret_cast<char *>(buffer.data()), "libcamera",
			buffer.size());

		if (file.read(buffer) >= 0) {
			cerr << "Read succeeded on closed file" << endl;
			return TestFail;
		}

		if (file.write(buffer) >= 0) {
			cerr << "Write succeeded on closed file" << endl;
			return TestFail;
		}

		file.open(File::ReadOnly);

		if (file.write(buffer) >= 0) {
			cerr << "Write succeeded on read-only file" << endl;
			return TestFail;
		}

		file.close();

		file.open(File::ReadWrite);

		if (file.write({ buffer.data(), 9 }) != 9) {
			cerr << "Write test failed" << endl;
			return TestFail;
		}

		if (file.read(buffer) != 0) {
			cerr << "Read at end of file test failed" << endl;
			return TestFail;
		}

		if (file.seek(0) != 0) {
			cerr << "Seek test failed" << endl;
			return TestFail;
		}

		if (file.read(buffer) != 9) {
			cerr << "Read test failed" << endl;
			return TestFail;
		}

		if (file.pos() != 9) {
			cerr << "Position test failed" << endl;
			return TestFail;
		}

		file.close();

		/* Test mapping and unmapping. */
		file.setFileName("/proc/self/exe");
		file.open(File::ReadOnly);

		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)
generated by cgit v1.2.1 (git 2.18.0) at 2025-04-09 03:02:03 +0000