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tdlight/tdutils/td/utils/port/uname.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/utils/port/uname.h"
#include "td/utils/port/config.h"
#include "td/utils/common.h"
#include "td/utils/filesystem.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
#include "td/utils/port/Stat.h"
#include "td/utils/SliceBuilder.h"
#if TD_PORT_POSIX
#include <cstring>
#if TD_ANDROID
#include <sys/system_properties.h>
#elif TD_EMSCRIPTEN
#include <cstdlib>
#include <emscripten.h>
#else
#if TD_DARWIN
#include <sys/sysctl.h>
#include <sys/types.h>
#endif
#include <sys/utsname.h>
#endif
#endif
namespace td {
#if TD_DARWIN || TD_LINUX
static string read_os_name(CSlice os_version_file_path, CSlice prefix, CSlice suffix) {
auto r_stat = stat(os_version_file_path);
if (r_stat.is_ok() && r_stat.ok().is_reg_ && r_stat.ok().size_ < (1 << 16)) {
auto r_file = read_file_str(os_version_file_path, r_stat.ok().size_);
if (r_file.is_ok()) {
auto begin_pos = r_file.ok().find(prefix.c_str());
if (begin_pos != string::npos) {
begin_pos += prefix.size();
auto end_pos = r_file.ok().find(suffix.c_str(), begin_pos);
if (end_pos != string::npos) {
auto os_version = trim(r_file.ok().substr(begin_pos, end_pos - begin_pos));
if (os_version.find("\n") == string::npos) {
return os_version;
}
}
}
}
}
return string();
}
#endif
Slice get_operating_system_version() {
static string result = []() -> string {
#if TD_DARWIN
char version[256];
size_t size = sizeof(version);
string os_version;
if (sysctlbyname("kern.osproductversion", version, &size, nullptr, 0) == 0) {
os_version = trim(string(version, size));
}
if (os_version.empty()) {
os_version = read_os_name("/System/Library/CoreServices/SystemVersion.plist",
"<key>ProductUserVisibleVersion</key>\n\t<string>", "</string>\n");
}
if (!os_version.empty()) {
os_version = " " + os_version;
}
#if TD_DARWIN_IOS
return "iOS" + os_version;
#elif TD_DARWIN_TV_OS
return "tvOS" + os_version;
#elif TD_DARWIN_WATCH_OS
return "watchOS" + os_version;
#elif TD_DARWIN_MAC
return "macOS" + os_version;
#else
return "Darwin" + os_version;
#endif
#elif TD_PORT_POSIX
#if TD_ANDROID
char version[PROP_VALUE_MAX + 1];
int length = __system_property_get("ro.build.version.release", version);
if (length > 0) {
return "Android " + string(version, length);
}
#elif TD_EMSCRIPTEN
// clang-format off
char *os_name_js = (char*)EM_ASM_INT(({
function detectOsName() {
if (typeof process === 'object' && typeof process.platform === 'string') { // Node.js
switch (process.platform) {
case 'aix':
return 'IBM AIX';
case 'android':
return 'Android';
case 'darwin':
return 'macOS';
case 'freebsd':
return 'FreeBSD';
case 'linux':
return 'Linux';
case 'openbsd':
return 'OpenBSD';
case 'sunos':
return 'SunOS';
case 'win32':
return 'Windows';
case 'darwin':
return 'macOS';
default:
return 'Node.js';
}
}
var userAgent = 'Unknown';
if (typeof window === 'object') { // Web
userAgent = window.navigator.userAgent;
} else if (typeof importScripts === 'function') { // Web Worker
userAgent = navigator.userAgent;
}
var match = /(Mac OS|Mac OS X|MacPPC|MacIntel|Mac_PowerPC|Macintosh) ([._0-9]+)/.exec(userAgent);
if (match !== null) {
return 'macOS ' + match[2].replace('_', '.');
}
match = /Android [._0-9]+/.exec(userAgent);
if (match !== null) {
return match[0].replace('_', '.');
}
if (/(iPhone|iPad|iPod)/.test(userAgent)) {
match = /OS ([._0-9]+)/.exec(userAgent);
if (match !== null) {
return 'iOS ' + match[1].replace('_', '.');
}
return 'iOS';
}
var clientStrings = [
{s:'Windows 11', r:/(Windows 11|Windows NT 11)/},
// there is no way to distinguish Windows 10 from newer versions, so report it as just Windows.
// {s:'Windows 10 or later', r:/(Windows 10|Windows NT 10)/},
{s:'Windows 8.1', r:/(Windows 8.1|Windows NT 6.3)/},
{s:'Windows 8', r:/(Windows 8|Windows NT 6.2)/},
{s:'Windows 7', r:/(Windows 7|Windows NT 6.1)/},
{s:'Windows Vista', r:/Windows NT 6.0/},
{s:'Windows Server 2003', r:/Windows NT 5.2/},
{s:'Windows XP', r:/(Windows XP|Windows NT 5.1)/},
{s:'Windows', r:/Windows/},
{s:'Android', r:/Android/},
{s:'FreeBSD', r:/FreeBSD/},
{s:'OpenBSD', r:/OpenBSD/},
{s:'Chrome OS', r:/CrOS/},
{s:'Linux', r:/(Linux|X11)/},
{s:'macOS', r:/(Mac OS|MacPPC|MacIntel|Mac_PowerPC|Macintosh)/},
{s:'QNX', r:/QNX/},
{s:'BeOS', r:/BeOS/}
];
for (var id in clientStrings) {
var cs = clientStrings[id];
if (cs.r.test(userAgent)) {
return cs.s;
}
}
return 'Emscripten';
}
var os_name = detectOsName();
var length = lengthBytesUTF8(os_name) + 1;
var result = _malloc(length);
stringToUTF8(os_name, result, length);
return result;
}));
// clang-format on
string os_name(os_name_js);
std::free(os_name_js);
return os_name;
#else
#if TD_LINUX
auto os_name = read_os_name("/etc/os-release", "PRETTY_NAME=\"", "\"\n");
if (!os_name.empty()) {
return os_name;
}
#endif
struct utsname name;
int err = uname(&name);
if (err == 0) {
auto os_name = trim(PSTRING() << Slice(name.sysname, std::strlen(name.sysname)) << " "
<< Slice(name.release, std::strlen(name.release)));
if (!os_name.empty()) {
return os_name;
}
}
#endif
LOG(ERROR) << "Failed to identify OS name; use generic one";
#if TD_ANDROID
return "Android";
#elif TD_TIZEN
return "Tizen";
#elif TD_LINUX
return "Linux";
#elif TD_FREEBSD
return "FreeBSD";
#elif TD_OPENBSD
return "OpenBSD";
#elif TD_NETBSD
return "NetBSD";
#elif TD_CYGWIN
return "Cygwin";
#else
return "Unix";
#endif
#else
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
auto handle = GetModuleHandle(L"ntdll.dll");
if (handle != nullptr) {
using RtlGetVersionPtr = LONG(WINAPI *)(_Out_ PRTL_OSVERSIONINFOEXW);
RtlGetVersionPtr RtlGetVersion = reinterpret_cast<RtlGetVersionPtr>(GetProcAddress(handle, "RtlGetVersion"));
if (RtlGetVersion != nullptr) {
RTL_OSVERSIONINFOEXW os_version_info = {};
os_version_info.dwOSVersionInfoSize = sizeof(os_version_info);
if (RtlGetVersion(&os_version_info) == 0) {
auto major = os_version_info.dwMajorVersion;
auto minor = os_version_info.dwMinorVersion;
bool is_server = os_version_info.wProductType != VER_NT_WORKSTATION;
if (major == 10) {
if (is_server) {
if (os_version_info.dwBuildNumber >= 20201) {
// https://techcommunity.microsoft.com/t5/windows-server-insiders/announcing/m-p/1614436
return "Windows Server 2022";
}
if (os_version_info.dwBuildNumber >= 17623) {
// https://techcommunity.microsoft.com/t5/windows-server-insiders/announcing/m-p/173715
return "Windows Server 2019";
}
return "Windows Server 2016";
}
if (os_version_info.dwBuildNumber >= 21900) { // build numbers between 21391 and 21999 aren't used
return "Windows 11";
}
return "Windows 10";
}
if (major == 6 && minor == 3) {
return is_server ? "Windows Server 2012 R2" : "Windows 8.1";
}
if (major == 6 && minor == 2) {
return is_server ? "Windows Server 2012" : "Windows 8";
}
if (major == 6 && minor == 1) {
return is_server ? "Windows Server 2008 R2" : "Windows 7";
}
if (major == 6 && minor == 0) {
return is_server ? "Windows Server 2008" : "Windows Vista";
}
return is_server ? "Windows Server" : "Windows";
}
}
}
#elif TD_WINRT
return "Windows 10";
#endif
LOG(ERROR) << "Failed to identify OS name; use generic one";
return "Windows";
#endif
}();
return result;
}
} // namespace td
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