/*
 * Copyright (C) 2017 Richard Hughes <richard@hughsie.com>
 *
 * SPDX-License-Identifier: LGPL-2.1+
 */

#pragma once

#include <glib-object.h>

#ifdef HAVE_GUDEV
#include <gudev/gudev.h>
#else
#define G_UDEV_TYPE_DEVICE G_TYPE_OBJECT
#define GUdevDevice	   GObject
#endif

#include "fu-plugin.h"

#define FU_TYPE_UDEV_DEVICE (fu_udev_device_get_type())
G_DECLARE_DERIVABLE_TYPE(FuUdevDevice, fu_udev_device, FU, UDEV_DEVICE, FuDevice)

struct _FuUdevDeviceClass {
	FuDeviceClass parent_class;
	gpointer __reserved[31];
};

/**
 * FuUdevDeviceFlags:
 * @FU_UDEV_DEVICE_FLAG_NONE:			No flags set
 * @FU_UDEV_DEVICE_FLAG_OPEN_READ:		Open the device read-only
 * @FU_UDEV_DEVICE_FLAG_OPEN_WRITE:		Open the device write-only
 * @FU_UDEV_DEVICE_FLAG_VENDOR_FROM_PARENT:	Get the vendor ID fallback from the parent
 * @FU_UDEV_DEVICE_FLAG_USE_CONFIG:		Read and write from the device config
 * @FU_UDEV_DEVICE_FLAG_OPEN_NONBLOCK:		Open nonblocking, e.g. O_NONBLOCK
 *
 * Flags used when opening the device using fu_device_open().
 **/
typedef enum {
	FU_UDEV_DEVICE_FLAG_NONE = 0,
	FU_UDEV_DEVICE_FLAG_OPEN_READ = 1 << 0,
	FU_UDEV_DEVICE_FLAG_OPEN_WRITE = 1 << 1,
	FU_UDEV_DEVICE_FLAG_VENDOR_FROM_PARENT = 1 << 2,
	FU_UDEV_DEVICE_FLAG_USE_CONFIG = 1 << 3,
	FU_UDEV_DEVICE_FLAG_OPEN_NONBLOCK = 1 << 4,
	/*< private >*/
	FU_UDEV_DEVICE_FLAG_LAST
} FuUdevDeviceFlags;

FuUdevDevice *
fu_udev_device_new(GUdevDevice *udev_device);
GUdevDevice *
fu_udev_device_get_dev(FuUdevDevice *self);
void
fu_udev_device_set_dev(FuUdevDevice *self, GUdevDevice *udev_device);
const gchar *
fu_udev_device_get_device_file(FuUdevDevice *self);
const gchar *
fu_udev_device_get_sysfs_path(FuUdevDevice *self);
const gchar *
fu_udev_device_get_subsystem(FuUdevDevice *self);
const gchar *
fu_udev_device_get_driver(FuUdevDevice *self);
guint32
fu_udev_device_get_vendor(FuUdevDevice *self);
guint32
fu_udev_device_get_model(FuUdevDevice *self);
guint32
fu_udev_device_get_subsystem_vendor(FuUdevDevice *self);
guint32
fu_udev_device_get_subsystem_model(FuUdevDevice *self);
guint8
fu_udev_device_get_revision(FuUdevDevice *self);
guint64
fu_udev_device_get_number(FuUdevDevice *self);
guint
fu_udev_device_get_slot_depth(FuUdevDevice *self, const gchar *subsystem);
gboolean
fu_udev_device_set_physical_id(FuUdevDevice *self,
			       const gchar *subsystems,
			       GError **error) G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_set_logical_id(FuUdevDevice *self,
			      const gchar *subsystem,
			      GError **error) G_GNUC_WARN_UNUSED_RESULT;
void
fu_udev_device_set_flags(FuUdevDevice *self, FuUdevDeviceFlags flags);

gint
fu_udev_device_get_fd(FuUdevDevice *self);
void
fu_udev_device_set_fd(FuUdevDevice *self, gint fd);
gboolean
fu_udev_device_ioctl(FuUdevDevice *self, gulong request, guint8 *buf, gint *rc, GError **error)
    G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pwrite(FuUdevDevice *self, goffset port, guint8 data, GError **error)
    G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pwrite_full(FuUdevDevice *self,
			   goffset port,
			   const guint8 *buf,
			   gsize bufsz,
			   GError **error) G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pread(FuUdevDevice *self, goffset port, guint8 *data, GError **error)
    G_GNUC_WARN_UNUSED_RESULT;
gboolean
fu_udev_device_pread_full(FuUdevDevice *self,
			  goffset port,
			  guint8 *buf,
			  gsize bufsz,
			  GError **error) G_GNUC_WARN_UNUSED_RESULT;
const gchar *
fu_udev_device_get_sysfs_attr(FuUdevDevice *self, const gchar *attr, GError **error);
gchar *
fu_udev_device_get_parent_name(FuUdevDevice *self);

gboolean
fu_udev_device_write_sysfs(FuUdevDevice *self,
			   const gchar *attribute,
			   const gchar *val,
			   GError **error) G_GNUC_WARN_UNUSED_RESULT;
const gchar *
fu_udev_device_get_devtype(FuUdevDevice *self);
GPtrArray *
fu_udev_device_get_siblings_with_subsystem(FuUdevDevice *self, const gchar *subsystem);
GPtrArray *
fu_udev_device_get_children_with_subsystem(FuUdevDevice *self, const gchar *subsystem);