naiveproxy/base/ios/device_util.h
2018-01-29 00:30:36 +08:00

87 lines
2.7 KiB
C++

// Copyright (c) 2012 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 BASE_IOS_DEVICE_UTIL_H_
#define BASE_IOS_DEVICE_UTIL_H_
#include <stdint.h>
#include <string>
namespace ios {
namespace device_util {
// Returns the hardware version of the device the app is running on.
//
// The returned string is the string returned by sysctlbyname() with name
// "hw.machine". Possible (known) values include:
//
// iPhone1,1 -> iPhone 1G
// iPhone1,2 -> iPhone 3G
// iPhone2,1 -> iPhone 3GS
// iPhone3,1 -> iPhone 4/AT&T
// iPhone3,2 -> iPhone 4/Other Carrier?
// iPhone3,3 -> iPhone 4/Other Carrier?
// iPhone4,1 -> iPhone 4S
//
// iPod1,1 -> iPod touch 1G
// iPod2,1 -> iPod touch 2G
// iPod2,2 -> ?
// iPod3,1 -> iPod touch 3G
// iPod4,1 -> iPod touch 4G
// iPod5,1 -> ?
//
// iPad1,1 -> iPad 1G, WiFi
// iPad1,? -> iPad 1G, 3G <- needs 3G owner to test
// iPad2,1 -> iPad 2G, WiFi
//
// AppleTV2,1 -> AppleTV 2
//
// i386 -> Simulator
// x86_64 -> Simulator
std::string GetPlatform();
// Returns true if the application is running on a device with 512MB or more
// RAM.
bool RamIsAtLeast512Mb();
// Returns true if the application is running on a device with 1024MB or more
// RAM.
bool RamIsAtLeast1024Mb();
// Returns true if the application is running on a device with |ram_in_mb| MB or
// more RAM.
// Use with caution! Actual RAM reported by devices is less than the commonly
// used powers-of-two values. For example, a 512MB device may report only 502MB
// RAM. The convenience methods above should be used in most cases because they
// correctly handle this issue.
bool RamIsAtLeast(uint64_t ram_in_mb);
// Returns true if the device has only one core.
bool IsSingleCoreDevice();
// Returns the MAC address of the interface with name |interface_name|.
std::string GetMacAddress(const std::string& interface_name);
// Returns a random UUID.
std::string GetRandomId();
// Returns an identifier for the device, using the given |salt|. A global
// identifier is generated the first time this method is called, and the salt
// is used to be able to generate distinct identifiers for the same device. If
// |salt| is NULL, a default value is used. Unless you are using this value for
// something that should be anonymous, you should probably pass NULL.
std::string GetDeviceIdentifier(const char* salt);
// Returns a hashed version of |in_string| using |salt| (which must not be
// zero-length). Different salt values should result in differently hashed
// strings.
std::string GetSaltedString(const std::string& in_string,
const std::string& salt);
} // namespace device_util
} // namespace ios
#endif // BASE_IOS_DEVICE_UTIL_H_