| // 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. |
| |
| #include "device/udev_linux/udev.h" |
| |
| #include <stddef.h> |
| |
| #include "base/strings/string_util.h" |
| #include "device/udev_linux/udev_loader.h" |
| |
| namespace device { |
| |
| namespace { |
| |
| std::string StringOrEmptyIfNull(const char* value) { |
| return value ? value : std::string(); |
| } |
| |
| } // namespace |
| |
| const char* udev_device_get_action(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_action(udev_device); |
| } |
| |
| const char* udev_device_get_devnode(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_devnode(udev_device); |
| } |
| |
| udev_device* udev_device_get_parent(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_parent(udev_device); |
| } |
| |
| udev_device* udev_device_get_parent_with_subsystem_devtype( |
| udev_device* udev_device, |
| const char* subsystem, |
| const char* devtype) { |
| return UdevLoader::Get()->udev_device_get_parent_with_subsystem_devtype( |
| udev_device, subsystem, devtype); |
| } |
| |
| const char* udev_device_get_property_value(udev_device* udev_device, |
| const char* key) { |
| return UdevLoader::Get()->udev_device_get_property_value(udev_device, key); |
| } |
| |
| const char* udev_device_get_subsystem(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_subsystem(udev_device); |
| } |
| |
| const char* udev_device_get_sysattr_value(udev_device* udev_device, |
| const char* sysattr) { |
| return UdevLoader::Get()->udev_device_get_sysattr_value(udev_device, sysattr); |
| } |
| |
| const char* udev_device_get_sysname(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_sysname(udev_device); |
| } |
| |
| const char* udev_device_get_syspath(udev_device* udev_device) { |
| return UdevLoader::Get()->udev_device_get_syspath(udev_device); |
| } |
| |
| udev_device* udev_device_new_from_devnum(udev* udev, char type, dev_t devnum) { |
| return UdevLoader::Get()->udev_device_new_from_devnum(udev, type, devnum); |
| } |
| |
| udev_device* udev_device_new_from_subsystem_sysname( |
| udev* udev, |
| const char* subsystem, |
| const char* sysname) { |
| return UdevLoader::Get()->udev_device_new_from_subsystem_sysname( |
| udev, subsystem, sysname); |
| } |
| |
| udev_device* udev_device_new_from_syspath(udev* udev, const char* syspath) { |
| return UdevLoader::Get()->udev_device_new_from_syspath(udev, syspath); |
| } |
| |
| void udev_device_unref(udev_device* udev_device) { |
| UdevLoader::Get()->udev_device_unref(udev_device); |
| } |
| |
| int udev_enumerate_add_match_subsystem(udev_enumerate* udev_enumerate, |
| const char* subsystem) { |
| return UdevLoader::Get()->udev_enumerate_add_match_subsystem(udev_enumerate, |
| subsystem); |
| } |
| |
| udev_list_entry* udev_enumerate_get_list_entry(udev_enumerate* udev_enumerate) { |
| return UdevLoader::Get()->udev_enumerate_get_list_entry(udev_enumerate); |
| } |
| |
| udev_enumerate* udev_enumerate_new(udev* udev) { |
| return UdevLoader::Get()->udev_enumerate_new(udev); |
| } |
| |
| int udev_enumerate_scan_devices(udev_enumerate* udev_enumerate) { |
| return UdevLoader::Get()->udev_enumerate_scan_devices(udev_enumerate); |
| } |
| |
| void udev_enumerate_unref(udev_enumerate* udev_enumerate) { |
| UdevLoader::Get()->udev_enumerate_unref(udev_enumerate); |
| } |
| |
| udev_list_entry* udev_list_entry_get_next(udev_list_entry* list_entry) { |
| return UdevLoader::Get()->udev_list_entry_get_next(list_entry); |
| } |
| |
| const char* udev_list_entry_get_name(udev_list_entry* list_entry) { |
| return UdevLoader::Get()->udev_list_entry_get_name(list_entry); |
| } |
| |
| int udev_monitor_enable_receiving(udev_monitor* udev_monitor) { |
| return UdevLoader::Get()->udev_monitor_enable_receiving(udev_monitor); |
| } |
| |
| int udev_monitor_filter_add_match_subsystem_devtype(udev_monitor* udev_monitor, |
| const char* subsystem, |
| const char* devtype) { |
| return UdevLoader::Get()->udev_monitor_filter_add_match_subsystem_devtype( |
| udev_monitor, subsystem, devtype); |
| } |
| |
| int udev_monitor_get_fd(udev_monitor* udev_monitor) { |
| return UdevLoader::Get()->udev_monitor_get_fd(udev_monitor); |
| } |
| |
| udev_monitor* udev_monitor_new_from_netlink(udev* udev, const char* name) { |
| return UdevLoader::Get()->udev_monitor_new_from_netlink(udev, name); |
| } |
| |
| udev_device* udev_monitor_receive_device(udev_monitor* udev_monitor) { |
| return UdevLoader::Get()->udev_monitor_receive_device(udev_monitor); |
| } |
| |
| void udev_monitor_unref(udev_monitor* udev_monitor) { |
| UdevLoader::Get()->udev_monitor_unref(udev_monitor); |
| } |
| |
| udev* udev_new() { |
| return UdevLoader::Get()->udev_new(); |
| } |
| |
| 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)) { |
| return UdevLoader::Get()->udev_set_log_fn(udev, log_fn); |
| } |
| |
| void udev_set_log_priority(struct udev* udev, int priority) { |
| return UdevLoader::Get()->udev_set_log_priority(udev, priority); |
| } |
| |
| void udev_unref(udev* udev) { |
| UdevLoader::Get()->udev_unref(udev); |
| } |
| |
| std::string UdevDeviceGetPropertyValue(udev_device* udev_device, |
| const char* key) { |
| return StringOrEmptyIfNull(udev_device_get_property_value(udev_device, key)); |
| } |
| |
| std::string UdevDeviceGetSysattrValue(udev_device* udev_device, |
| const char* key) { |
| return StringOrEmptyIfNull(udev_device_get_sysattr_value(udev_device, key)); |
| } |
| |
| std::string UdevDecodeString(const std::string& encoded) { |
| std::string decoded; |
| const size_t size = encoded.size(); |
| for (size_t i = 0; i < size; ++i) { |
| char c = encoded[i]; |
| if ((i + 3 < size) && c == '\\' && encoded[i + 1] == 'x') { |
| c = (base::HexDigitToInt(encoded[i + 2]) << 4) + |
| base::HexDigitToInt(encoded[i + 3]); |
| i += 3; |
| } |
| decoded.push_back(c); |
| } |
| return decoded; |
| } |
| |
| } // namespace device |