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Diffstat (limited to 'device/udev_linux/udev_loader.h')
| -rw-r--r-- | device/udev_linux/udev_loader.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/device/udev_linux/udev_loader.h b/device/udev_linux/udev_loader.h new file mode 100644 index 0000000..9160a89 --- /dev/null +++ b/device/udev_linux/udev_loader.h @@ -0,0 +1,91 @@ +// Copyright 2014 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef DEVICE_UDEV_LINUX_UDEV_LOADER_H_ +#define DEVICE_UDEV_LINUX_UDEV_LOADER_H_ + +#include <stdarg.h> +#include <sys/types.h> +#include <sys/stat.h> + +#if !defined(USE_UDEV) +#error "USE_UDEV not defined" +#endif + +struct udev; +struct udev_device; +struct udev_enumerate; +struct udev_list_entry; +struct udev_monitor; + +namespace device { + +// Interface to libudev. Accessed through the static Get() function, which +// will try to load libudev1 first and then libudev0 on first use. If neither +// libraries load successfully, the program will fail with a crash. +// +// All the methods have the same signatures as libudev's functions. e.g. +// udev_monitor_get_fd(mon) simply becomes device::udev_monitor_get_fd(mon). +class UdevLoader { + public: + static UdevLoader* Get(); + + virtual ~UdevLoader(); + + virtual bool Init() = 0; + + virtual const char* udev_device_get_action(udev_device* udev_device) = 0; + virtual const char* udev_device_get_devnode(udev_device* udev_device) = 0; + virtual udev_device* udev_device_get_parent(udev_device* udev_device) = 0; + virtual udev_device* udev_device_get_parent_with_subsystem_devtype( + udev_device* udev_device, + const char* subsystem, + const char* devtype) = 0; + virtual const char* udev_device_get_property_value(udev_device* udev_device, + const char* key) = 0; + virtual const char* udev_device_get_subsystem(udev_device* udev_device) = 0; + virtual const char* udev_device_get_sysattr_value(udev_device* udev_device, + const char* sysattr) = 0; + virtual const char* udev_device_get_sysname(udev_device* udev_device) = 0; + virtual const char* udev_device_get_syspath(udev_device* udev_device) = 0; + virtual udev_device* udev_device_new_from_devnum(udev* udev, + char type, + dev_t devnum) = 0; + virtual udev_device* udev_device_new_from_syspath(udev* udev, + const char* syspath) = 0; + virtual void udev_device_unref(udev_device* udev_device) = 0; + virtual int udev_enumerate_add_match_subsystem(udev_enumerate* udev_enumerate, + const char* subsystem) = 0; + virtual udev_list_entry* udev_enumerate_get_list_entry( + udev_enumerate* udev_enumerate) = 0; + virtual udev_enumerate* udev_enumerate_new(udev* udev) = 0; + virtual int udev_enumerate_scan_devices(udev_enumerate* udev_enumerate) = 0; + virtual void udev_enumerate_unref(udev_enumerate* udev_enumerate) = 0; + virtual udev_list_entry* udev_list_entry_get_next( + udev_list_entry* list_entry) = 0; + virtual const char* udev_list_entry_get_name(udev_list_entry* list_entry) = 0; + virtual int udev_monitor_enable_receiving(udev_monitor* udev_monitor) = 0; + virtual int udev_monitor_filter_add_match_subsystem_devtype( + udev_monitor* udev_monitor, + const char* subsystem, + const char* devtype) = 0; + virtual int udev_monitor_get_fd(udev_monitor* udev_monitor) = 0; + virtual udev_monitor* udev_monitor_new_from_netlink(udev* udev, + const char* name) = 0; + virtual udev_device* udev_monitor_receive_device( + udev_monitor* udev_monitor) = 0; + virtual void udev_monitor_unref(udev_monitor* udev_monitor) = 0; + virtual udev* udev_new() = 0; + virtual void udev_set_log_fn( + struct udev* udev, + void (*log_fn)(struct udev* udev, int priority, + const char* file, int line, + const char* fn, const char* format, va_list args)) = 0; + virtual void udev_set_log_priority(struct udev* udev, int priority) = 0; + virtual void udev_unref(udev* udev) = 0; +}; + +} // namespace device + +#endif // DEVICE_UDEV_LINUX_UDEV_LOADER_H_ |