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chore: C++ google style

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huanghongxun 2021-05-30 02:42:39 +08:00
parent 258a6628e4
commit 6d75c4d34f
10 changed files with 276 additions and 302 deletions
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4
HMCLauncher/.clang-format
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@ -1,2 +1,4 @@
# Use the Google style in this project.
BasedOnStyle: Google
BasedOnStyle: Google
SortIncludes: false

4
HMCLauncher/HMCL/HMCL.vcxproj
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@ -162,7 +162,7 @@
<ClInclude Include="Resource.h" />
<ClInclude Include="stdafx.h" />
<ClInclude Include="targetver.h" />
<ClInclude Include="Version.h" />
<ClInclude Include="version.h" />
</ItemGroup>
<ItemGroup>
<ClCompile Include="java.cpp" />
@ -174,7 +174,7 @@
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
</ClCompile>
<ClCompile Include="Version.cpp" />
<ClCompile Include="version.cpp" />
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="HMCL.rc" />

4
HMCLauncher/HMCL/HMCL.vcxproj.filters
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@ -27,7 +27,7 @@
<ClInclude Include="main.h">
<Filter>头文件</Filter>
</ClInclude>
<ClInclude Include="Version.h">
<ClInclude Include="version.h">
<Filter>头文件</Filter>
</ClInclude>
<ClInclude Include="java.h">
@ -47,7 +47,7 @@
<ClCompile Include="main.cpp">
<Filter>源文件</Filter>
</ClCompile>
<ClCompile Include="Version.cpp">
<ClCompile Include="version.cpp">
<Filter>源文件</Filter>
</ClCompile>
<ClCompile Include="java.cpp">

27
HMCLauncher/HMCL/Version.cpp
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@ -1,17 +1,16 @@
#include "stdafx.h"
#include "Version.h"
#include "version.h"
using namespace std;
Version::Version(const wstring & rawString)
{
int idx = 0;
ver[0] = ver[1] = ver[2] = ver[3] = 0;
for (auto &i : rawString)
{
if (idx >= 4) break;
if (i == '.') ++idx;
else if (i == '_') ++idx;
else if (isdigit(i)) ver[idx] = ver[idx] * 10 + (i - L'0');
}
Version::Version(const std::wstring &rawString) {
int idx = 0;
ver[0] = ver[1] = ver[2] = ver[3] = 0;
for (auto &i : rawString) {
if (idx >= 4) break;
if (i == '.')
++idx;
else if (i == '_')
++idx;
else if (isdigit(i))
ver[idx] = ver[idx] * 10 + (i - L'0');
}
}

53
HMCLauncher/HMCL/Version.h
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@ -2,39 +2,30 @@
#include <string>
class Version
{
public:
int ver[4];
class Version {
public:
int ver[4];
Version(const std::wstring &rawString);
Version(const std::wstring &rawString);
template <typename T>
Version(std::initializer_list<T> ver_list)
{
int i = 0;
for (const auto &data : ver_list)
{
if (i >= 4)
break;
ver[i++] = data;
}
}
template <typename T>
Version(std::initializer_list<T> ver_list) {
int i = 0;
for (const auto &data : ver_list) {
if (i >= 4) break;
ver[i++] = data;
}
}
bool operator<(const Version &other) const
{
for (int i = 0; i < 4; ++i)
if (ver[i] != other.ver[i])
return ver[i] < other.ver[i];
return false;
}
bool operator<(const Version &other) const {
for (int i = 0; i < 4; ++i)
if (ver[i] != other.ver[i]) return ver[i] < other.ver[i];
return false;
}
bool operator<=(const Version &other) const
{
for (int i = 0; i < 4; ++i)
if (ver[i] != other.ver[i])
return ver[i] < other.ver[i];
return true;
}
bool operator<=(const Version &other) const {
for (int i = 0; i < 4; ++i)
if (ver[i] != other.ver[i]) return ver[i] < other.ver[i];
return true;
}
};

115
HMCLauncher/HMCL/java.cpp
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@ -1,6 +1,7 @@
#include "stdafx.h"
#include "java.h"
#include "os.h"
#include "version.h"
const Version JAVA_8(L"1.8"), JAVA_11(L"11");
@ -11,76 +12,72 @@ const LPCWSTR JRE_NEW = L"SOFTWARE\\JavaSoft\\JRE";
bool oldJavaFound = false;
bool FindJavaByRegistryKey(HKEY rootKey, LPCWSTR subKey, std::wstring & path)
{
WCHAR javaVer[MAX_KEY_LENGTH]; // buffer for subkey name, special for JavaVersion
DWORD cbName; // size of name string
DWORD cSubKeys = 0; // number of subkeys
DWORD cbMaxSubKey; // longest subkey size
DWORD cValues; // number of values for key
DWORD cchMaxValue; // longest value name
DWORD cbMaxValueData; // longest value data
LSTATUS result;
bool FindJavaByRegistryKey(HKEY rootKey, LPCWSTR subKey, std::wstring& path) {
WCHAR javaVer[MAX_KEY_LENGTH]; // buffer for subkey name, special for
// JavaVersion
DWORD cbName; // size of name string
DWORD cSubKeys = 0; // number of subkeys
DWORD cbMaxSubKey; // longest subkey size
DWORD cValues; // number of values for key
DWORD cchMaxValue; // longest value name
DWORD cbMaxValueData; // longest value data
LSTATUS result;
HKEY hKey;
if (ERROR_SUCCESS != (result = RegOpenKeyEx(rootKey, subKey, 0, KEY_WOW64_64KEY | KEY_READ, &hKey)))
return false;
HKEY hKey;
if (ERROR_SUCCESS !=
(result =
RegOpenKeyEx(rootKey, subKey, 0, KEY_WOW64_64KEY | KEY_READ, &hKey)))
return false;
RegQueryInfoKey(
hKey, // key handle
NULL, // buffer for class name
NULL, // size of class string
NULL, // reserved
&cSubKeys, // number of subkeys
&cbMaxSubKey, // longest subkey size
NULL, // longest class string
&cValues, // number of values for this key
&cchMaxValue, // longest value name
&cbMaxValueData, // longest value data
NULL, // security descriptor
NULL); // last write time
RegQueryInfoKey(hKey, // key handle
NULL, // buffer for class name
NULL, // size of class string
NULL, // reserved
&cSubKeys, // number of subkeys
&cbMaxSubKey, // longest subkey size
NULL, // longest class string
&cValues, // number of values for this key
&cchMaxValue, // longest value name
&cbMaxValueData, // longest value data
NULL, // security descriptor
NULL); // last write time
if (!cSubKeys)
return false;
if (!cSubKeys) return false;
bool flag = false;
for (DWORD i = 0; i < cSubKeys; ++i)
{
cbName = MAX_KEY_LENGTH;
if (ERROR_SUCCESS != (result = RegEnumKeyEx(hKey, i, javaVer, &cbName, NULL, NULL, NULL, NULL)))
continue;
bool flag = false;
for (DWORD i = 0; i < cSubKeys; ++i) {
cbName = MAX_KEY_LENGTH;
if (ERROR_SUCCESS != (result = RegEnumKeyEx(hKey, i, javaVer, &cbName, NULL,
NULL, NULL, NULL)))
continue;
HKEY javaKey;
if (ERROR_SUCCESS != RegOpenKeyEx(hKey, javaVer, 0, KEY_READ, &javaKey))
continue;
HKEY javaKey;
if (ERROR_SUCCESS != RegOpenKeyEx(hKey, javaVer, 0, KEY_READ, &javaKey))
continue;
if (ERROR_SUCCESS == MyRegQueryValue(javaKey, L"JavaHome", REG_SZ, path))
{
if (Version(javaVer) < JAVA_8)
oldJavaFound = true;
else
flag = true;
}
if (ERROR_SUCCESS == MyRegQueryValue(javaKey, L"JavaHome", REG_SZ, path)) {
if (Version(javaVer) < JAVA_8)
oldJavaFound = true;
else
flag = true;
}
if (flag)
break;
}
if (flag) break;
}
RegCloseKey(hKey);
RegCloseKey(hKey);
return flag;
return flag;
}
bool FindJavaInRegistry(std::wstring & path)
{
return FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JDK_OLD, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JRE_OLD, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JDK_NEW, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JRE_NEW, path);
bool FindJavaInRegistry(std::wstring& path) {
return FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JDK_OLD, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JRE_OLD, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JDK_NEW, path) ||
FindJavaByRegistryKey(HKEY_LOCAL_MACHINE, JRE_NEW, path);
}
bool FindJava(std::wstring & path)
{
return FindJavaInRegistry(path) ||
ERROR_SUCCESS == MyGetEnvironmentVariable(L"JAVA_HOME", path);
bool FindJava(std::wstring& path) {
return FindJavaInRegistry(path) ||
ERROR_SUCCESS == MyGetEnvironmentVariable(L"JAVA_HOME", path);
}

1
HMCLauncher/HMCL/java.h
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@ -1,7 +1,6 @@
#pragma once
#include <windows.h>
#include <string>
#include "Version.h"
// Find Java installation in system registry
bool FindJavaInRegistry(std::wstring &path);

149
HMCLauncher/HMCL/main.cpp
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@ -4,96 +4,97 @@
#include "java.h"
#include "lang.h"
using namespace std;
Version J8(TEXT("8"));
void RawLaunchJVM(const wstring &javaPath, const wstring& workdir, const wstring &jarPath)
{
if (MyCreateProcess(L"\"" + javaPath + L"\" -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=15 -jar \"" + jarPath + L"\"", workdir))
exit(EXIT_SUCCESS);
void RawLaunchJVM(const std::wstring &javaPath, const std::wstring &workdir,
const std::wstring &jarPath) {
if (MyCreateProcess(
L"\"" + javaPath +
L"\" -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=15 -jar \"" +
jarPath + L"\"",
workdir))
exit(EXIT_SUCCESS);
}
void LaunchJVM(const wstring &javaPath, const wstring& workdir, const wstring &jarPath)
{
Version javaVersion(L"");
if (!MyGetFileVersionInfo(javaPath, javaVersion))
return;
void LaunchJVM(const std::wstring &javaPath, const std::wstring &workdir,
const std::wstring &jarPath) {
Version javaVersion(L"");
if (!MyGetFileVersionInfo(javaPath, javaVersion)) return;
if (J8 <= javaVersion)
{
RawLaunchJVM(javaPath, workdir, jarPath);
}
if (J8 <= javaVersion) {
RawLaunchJVM(javaPath, workdir, jarPath);
}
}
int APIENTRY wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow)
{
wstring path, exeName;
int APIENTRY wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
LPWSTR lpCmdLine, int nCmdShow) {
std::wstring path, exeName;
// Since Jar file is appended to this executable, we should first get the location of JAR file.
if (ERROR_SUCCESS != MyGetModuleFileName(NULL, exeName))
return 1;
// Since Jar file is appended to this executable, we should first get the
// location of JAR file.
if (ERROR_SUCCESS != MyGetModuleFileName(NULL, exeName)) return 1;
wstring workdir;
size_t last_slash = exeName.find_last_of(L"/\\");
if (last_slash != wstring::npos && last_slash + 1 < exeName.size()) {
workdir = exeName.substr(0, last_slash);
exeName = exeName.substr(last_slash + 1);
}
std::wstring workdir;
size_t last_slash = exeName.find_last_of(L"/\\");
if (last_slash != std::wstring::npos && last_slash + 1 < exeName.size()) {
workdir = exeName.substr(0, last_slash);
exeName = exeName.substr(last_slash + 1);
}
// TODO: check whether the bundled JRE is valid.
// First try the Java packaged together.
bool is64Bit = false;
GetArch(is64Bit); // if failed to determine architecture of operating system, consider 32-bit.
// TODO: check whether the bundled JRE is valid.
// First try the Java packaged together.
bool is64Bit = false;
GetArch(is64Bit); // if failed to determine architecture of operating system,
// consider 32-bit.
if (is64Bit)
{
RawLaunchJVM(L"jre-x64\\bin\\javaw.exe", workdir, exeName);
}
else
{
RawLaunchJVM(L"jre-x86\\bin\\javaw.exe", workdir, exeName);
}
if (is64Bit) {
RawLaunchJVM(L"jre-x64\\bin\\javaw.exe", workdir, exeName);
} else {
RawLaunchJVM(L"jre-x86\\bin\\javaw.exe", workdir, exeName);
}
if (FindJava(path))
LaunchJVM(path + L"\\bin\\javaw.exe", workdir, exeName);
if (FindJava(path)) LaunchJVM(path + L"\\bin\\javaw.exe", workdir, exeName);
// Or we try to search Java in C:\Program Files.
{
WIN32_FIND_DATA data;
HANDLE hFind = FindFirstFile(L"C:\\Program Files\\Java\\*", &data); // Search all subdirectory
// Or we try to search Java in C:\Program Files.
{
WIN32_FIND_DATA data;
HANDLE hFind = FindFirstFile(L"C:\\Program Files\\Java\\*",
&data); // Search all subdirectory
if (hFind != INVALID_HANDLE_VALUE) {
do {
wstring javaw = wstring(L"C:\\Program Files\\Java\\") + data.cFileName + wstring(L"\\bin\\javaw.exe");
if (FindFirstFileExists(javaw.c_str(), 0)) {
LaunchJVM(javaw, workdir, exeName);
}
} while (FindNextFile(hFind, &data));
FindClose(hFind);
}
}
if (hFind != INVALID_HANDLE_VALUE) {
do {
std::wstring javaw = std::wstring(L"C:\\Program Files\\Java\\") +
data.cFileName + std::wstring(L"\\bin\\javaw.exe");
if (FindFirstFileExists(javaw.c_str(), 0)) {
LaunchJVM(javaw, workdir, exeName);
}
} while (FindNextFile(hFind, &data));
FindClose(hFind);
}
}
// Consider C:\Program Files (x86)\Java
{
WIN32_FIND_DATA data;
HANDLE hFind = FindFirstFile(L"C:\\Program Files (x86)\\Java\\*", &data); // Search all subdirectory
// Consider C:\Program Files (x86)\Java
{
WIN32_FIND_DATA data;
HANDLE hFind = FindFirstFile(L"C:\\Program Files (x86)\\Java\\*",
&data); // Search all subdirectory
if (hFind != INVALID_HANDLE_VALUE) {
do {
wstring javaw = wstring(L"C:\\Program Files (x86)\\Java\\") + data.cFileName + L"\\bin\\javaw.exe";
if (FindFirstFileExists(javaw.c_str(), 0)) {
LaunchJVM(javaw, workdir, exeName);
}
} while (FindNextFile(hFind, &data));
FindClose(hFind);
}
}
if (hFind != INVALID_HANDLE_VALUE) {
do {
std::wstring javaw = std::wstring(L"C:\\Program Files (x86)\\Java\\") +
data.cFileName + L"\\bin\\javaw.exe";
if (FindFirstFileExists(javaw.c_str(), 0)) {
LaunchJVM(javaw, workdir, exeName);
}
} while (FindNextFile(hFind, &data));
FindClose(hFind);
}
}
// Try java in PATH
RawLaunchJVM(L"javaw", workdir, exeName);
// Try java in PATH
RawLaunchJVM(L"javaw", workdir, exeName);
MessageBox(NULL, ERROR_PROMPT, L"Error", MB_ICONERROR | MB_OK);
ShellExecute(0, 0, L"https://java.com/", 0, 0, SW_SHOW);
return 1;
MessageBox(NULL, ERROR_PROMPT, L"Error", MB_ICONERROR | MB_OK);
ShellExecute(0, 0, L"https://java.com/", 0, 0, SW_SHOW);
return 1;
}

210
HMCLauncher/HMCL/os.cpp
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@ -1,146 +1,128 @@
#include "stdafx.h"
#include "os.h"
using namespace std;
LSTATUS MyRegQueryValue(HKEY hKey, LPCWSTR subKey, DWORD dwType, wstring &out)
{
DWORD dwSize = 0;
LSTATUS ret = RegQueryValueEx(hKey, subKey, 0, &dwType, NULL, &dwSize);
if (ret != ERROR_SUCCESS) return ret;
WCHAR *buffer = new WCHAR[dwSize];
ret = RegQueryValueEx(hKey, subKey, 0, &dwType, (LPBYTE)buffer, &dwSize);
if (ret != ERROR_SUCCESS) return ret;
out = buffer;
delete[] buffer;
return ERROR_SUCCESS;
LSTATUS MyRegQueryValue(HKEY hKey, LPCWSTR subKey, DWORD dwType,
std::wstring &out) {
DWORD dwSize = 0;
LSTATUS ret = RegQueryValueEx(hKey, subKey, 0, &dwType, NULL, &dwSize);
if (ret != ERROR_SUCCESS) return ret;
WCHAR *buffer = new WCHAR[dwSize];
ret = RegQueryValueEx(hKey, subKey, 0, &dwType, (LPBYTE)buffer, &dwSize);
if (ret != ERROR_SUCCESS) return ret;
out = buffer;
delete[] buffer;
return ERROR_SUCCESS;
}
LSTATUS MyGetModuleFileName(HMODULE hModule, std::wstring &out)
{
DWORD res, size = MAX_PATH;
out = wstring();
out.resize(size);
while ((res = GetModuleFileName(hModule, &out[0], size)) == size)
{
out.resize(size += MAX_PATH);
}
if (res == 0)
return GetLastError();
else
{
out.resize(size - MAX_PATH + res);
return ERROR_SUCCESS;
}
LSTATUS MyGetModuleFileName(HMODULE hModule, std::wstring &out) {
DWORD res, size = MAX_PATH;
out = std::wstring();
out.resize(size);
while ((res = GetModuleFileName(hModule, &out[0], size)) == size) {
out.resize(size += MAX_PATH);
}
if (res == 0)
return GetLastError();
else {
out.resize(size - MAX_PATH + res);
return ERROR_SUCCESS;
}
}
LSTATUS MyGetEnvironmentVariable(LPCWSTR name, std::wstring & out)
{
DWORD res, size = MAX_PATH;
out = wstring();
out.resize(size);
while ((res = GetEnvironmentVariable(name, &out[0], size)) == size)
{
out.resize(size += MAX_PATH);
}
if (res == 0)
return GetLastError();
else
{
out.resize(size - MAX_PATH + res);
return ERROR_SUCCESS;
}
LSTATUS MyGetEnvironmentVariable(LPCWSTR name, std::wstring &out) {
DWORD res, size = MAX_PATH;
out = std::wstring();
out.resize(size);
while ((res = GetEnvironmentVariable(name, &out[0], size)) == size) {
out.resize(size += MAX_PATH);
}
if (res == 0)
return GetLastError();
else {
out.resize(size - MAX_PATH + res);
return ERROR_SUCCESS;
}
}
bool MyCreateProcess(const std::wstring &command, const std::wstring &workdir)
{
wstring writable_command = command;
STARTUPINFO si;
PROCESS_INFORMATION pi;
si.cb = sizeof(si);
ZeroMemory(&si, sizeof(si));
ZeroMemory(&pi, sizeof(pi));
bool MyCreateProcess(const std::wstring &command, const std::wstring &workdir) {
std::wstring writable_command = command;
STARTUPINFO si;
PROCESS_INFORMATION pi;
si.cb = sizeof(si);
ZeroMemory(&si, sizeof(si));
ZeroMemory(&pi, sizeof(pi));
if (workdir.empty()) {
return CreateProcess(NULL, &writable_command[0], NULL, NULL, false, NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi);
}
else {
return CreateProcess(NULL, &writable_command[0], NULL, NULL, false, NORMAL_PRIORITY_CLASS, NULL, workdir.c_str(), &si, &pi);
}
if (workdir.empty()) {
return CreateProcess(NULL, &writable_command[0], NULL, NULL, false,
NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi);
} else {
return CreateProcess(NULL, &writable_command[0], NULL, NULL, false,
NORMAL_PRIORITY_CLASS, NULL, workdir.c_str(), &si,
&pi);
}
}
bool FindFirstFileExists(LPCWSTR lpPath, DWORD dwFilter)
{
WIN32_FIND_DATA fd;
HANDLE hFind = FindFirstFile(lpPath, &fd);
bool bFilter = (false == dwFilter) ? true : fd.dwFileAttributes & dwFilter;
bool ret = ((hFind != INVALID_HANDLE_VALUE) && bFilter) ? true : false;
FindClose(hFind);
return ret;
bool FindFirstFileExists(LPCWSTR lpPath, DWORD dwFilter) {
WIN32_FIND_DATA fd;
HANDLE hFind = FindFirstFile(lpPath, &fd);
bool bFilter = (false == dwFilter) ? true : fd.dwFileAttributes & dwFilter;
bool ret = ((hFind != INVALID_HANDLE_VALUE) && bFilter) ? true : false;
FindClose(hFind);
return ret;
}
bool GetArch(bool & is64Bit)
{
bool GetArch(bool &is64Bit) {
#if _WIN64
is64Bit = true;
return true;
is64Bit = true;
return true;
#elif _WIN32
typedef BOOL(WINAPI *LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
typedef BOOL(WINAPI * LPFN_ISWOW64PROCESS)(HANDLE, PBOOL);
BOOL isWow64 = FALSE;
BOOL isWow64 = FALSE;
// IsWow64Process is not available on all supported versions of Windows.
// Use GetModuleHandle to get a handle to the DLL that contains the function
// and GetProcAddress to get a pointer to the function if available.
// IsWow64Process is not available on all supported versions of Windows.
// Use GetModuleHandle to get a handle to the DLL that contains the function
// and GetProcAddress to get a pointer to the function if available.
LPFN_ISWOW64PROCESS fnIsWow64Process = (LPFN_ISWOW64PROCESS)
GetProcAddress(GetModuleHandle(TEXT("kernel32")), "IsWow64Process");
LPFN_ISWOW64PROCESS fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(
GetModuleHandle(TEXT("kernel32")), "IsWow64Process");
if (fnIsWow64Process)
{
if (!fnIsWow64Process(GetCurrentProcess(), &isWow64))
return false;
if (fnIsWow64Process) {
if (!fnIsWow64Process(GetCurrentProcess(), &isWow64)) return false;
is64Bit = isWow64;
return true;
}
else // IsWow64Process is not supported, fail to detect.
return false;
is64Bit = isWow64;
return true;
} else // IsWow64Process is not supported, fail to detect.
return false;
#else
#error _WIN64 and _WIN32 are both undefined.
#endif
}
bool MyGetFileVersionInfo(const std::wstring & filePath, Version &version)
{
DWORD verHandle = 0;
UINT size = 0;
LPBYTE lpBuffer = NULL;
VS_FIXEDFILEINFO *pFileInfo;
DWORD dwSize = GetFileVersionInfoSize(filePath.c_str(), NULL);
bool MyGetFileVersionInfo(const std::wstring &filePath, Version &version) {
DWORD verHandle = 0;
UINT size = 0;
LPBYTE lpBuffer = NULL;
VS_FIXEDFILEINFO *pFileInfo;
DWORD dwSize = GetFileVersionInfoSize(filePath.c_str(), NULL);
if (!dwSize)
return false;
if (!dwSize) return false;
LPBYTE data = new BYTE[dwSize];
if (!GetFileVersionInfo(filePath.c_str(), 0, dwSize, data))
{
delete[] data;
return false;
}
LPBYTE data = new BYTE[dwSize];
if (!GetFileVersionInfo(filePath.c_str(), 0, dwSize, data)) {
delete[] data;
return false;
}
if (!VerQueryValue(data, TEXT("\\"), (LPVOID*)&pFileInfo, &size))
{
delete[] data;
return false;
}
if (!VerQueryValue(data, TEXT("\\"), (LPVOID *)&pFileInfo, &size)) {
delete[] data;
return false;
}
version = Version{
(pFileInfo->dwFileVersionMS >> 16) & 0xFFFF,
(pFileInfo->dwFileVersionMS >> 0) & 0xFFFF,
(pFileInfo->dwFileVersionLS >> 16) & 0xFFFF,
(pFileInfo->dwFileVersionLS >> 0) & 0xFFFF
};
return true;
version = Version{(pFileInfo->dwFileVersionMS >> 16) & 0xFFFF,
(pFileInfo->dwFileVersionMS >> 0) & 0xFFFF,
(pFileInfo->dwFileVersionLS >> 16) & 0xFFFF,
(pFileInfo->dwFileVersionLS >> 0) & 0xFFFF};
return true;
}

11
HMCLauncher/HMCL/os.h
View File

@ -6,17 +6,20 @@
const int MAX_KEY_LENGTH = 255;
const int MAX_VALUE_NAME = 16383;
// Query registry value of class root hKey, key path subKey, stores result in parameter out.
LSTATUS MyRegQueryValue(HKEY hKey, LPCWSTR subKey, DWORD dwType, std::wstring &out);
// Query registry value of class root hKey, key path subKey, stores result in
// parameter out.
LSTATUS MyRegQueryValue(HKEY hKey, LPCWSTR subKey, DWORD dwType,
std::wstring &out);
// Get module file name, stores result in parameter out.
LSTATUS MyGetModuleFileName(HMODULE hModule, std::wstring &out);
// Get environment variable by name, C++ style, stores the value in parameter out.
// Get environment variable by name, C++ style, stores the value in parameter
// out.
LSTATUS MyGetEnvironmentVariable(LPCWSTR name, std::wstring &out);
// Create process by invoking CreateProcess, only pass command.
bool MyCreateProcess(const std::wstring &command, const std::wstring& workdir);
bool MyCreateProcess(const std::wstring &command, const std::wstring &workdir);
// Check if file lpPath exists.
bool FindFirstFileExists(LPCWSTR lpPath, DWORD dwFilter);