index : libcamera/vivid.git	pobrn/rebase vivid
	libcamera pipeline handler for VIVID	git repository hosting on libcamera.org

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log msg author committer range

Branch	Commit message	Author	Age
pobrn/rebase	libcamera: pipeline: vivid: Set request timestamp	Kieran Bingham	10 days
vivid	libcamera: pipeline: vivid: Set request timestamp	Kieran Bingham	10 days
Tag	Download	Author	Age
vivid-pre-86fa7300fa91	commit 2f2d425f77...	Kieran Bingham	18 months
v0.0.5	commit fb44403f1c...	Kieran Bingham	20 months
v0.0.4	commit 6cf637eb25...	Kieran Bingham	23 months
v0.0.3	commit f66a5c447b...	Kieran Bingham	24 months
v0.0.2	commit 2b1e1cd1ab...	Kieran Bingham	2 years
vivid-pre-a07968bed276	commit 2705b176af...	Kieran Bingham	2 years
v0.0.1	commit a83aed77df...	Kieran Bingham	2 years
vivid-post-f16acb275c85	commit 437ef9a53c...	Kieran Bingham	3 years
v0.0.0	commit 87ba17ba41...	Laurent Pinchart	3 years
vivid-post-395d43d6d7	commit d1d060765f...	Kieran Bingham	3 years
vivid-pre-0e1ff86e78ae	commit 024d4be63f...	Kieran Bingham	3 years

generated by cgit v1.2.1 (git 2.18.0) at 2024-12-19 13:14:29 +0000

/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2018-2019, Google Inc.
 *
 * device_enumerator_udev.cpp - udev-based device enumerator
 */

#include "libcamera/internal/device_enumerator_udev.h"

#include <algorithm>
#include <fcntl.h>
#include <libudev.h>
#include <list>
#include <map>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/sysmacros.h>
#include <unistd.h>

#include <libcamera/event_notifier.h>

#include "libcamera/internal/log.h"
#include "libcamera/internal/media_device.h"

namespace libcamera {

LOG_DECLARE_CATEGORY(DeviceEnumerator)

DeviceEnumeratorUdev::DeviceEnumeratorUdev()
	: udev_(nullptr), monitor_(nullptr), notifier_(nullptr)
{
}

DeviceEnumeratorUdev::~DeviceEnumeratorUdev()
{
	delete notifier_;

	if (monitor_)
		udev_monitor_unref(monitor_);
	if (udev_)
		udev_unref(udev_);
}

int DeviceEnumeratorUdev::init()
{
	int ret;

	if (udev_)
		return -EBUSY;

	udev_ = udev_new();
	if (!udev_)
		return -ENODEV;

	monitor_ = udev_monitor_new_from_netlink(udev_, "udev");
	if (!monitor_)
		return -ENODEV;

	ret = udev_monitor_filter_add_match_subsystem_devtype(monitor_, "media",
							      nullptr);
	if (ret < 0)
		return ret;

	ret = udev_monitor_filter_add_match_subsystem_devtype(monitor_, "video4linux",
							      nullptr);
	if (ret < 0)
		return ret;

	return 0;
}

int DeviceEnumeratorUdev::addUdevDevice(struct udev_device *dev)
{
	const char *subsystem = udev_device_get_subsystem(dev);
	if (!subsystem)