--- a/misc/libphysfs/lzma/CPP/Windows/MemoryLock.cpp Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,78 +0,0 @@
-// Common/MemoryLock.cpp
-
-#include "StdAfx.h"
-
-namespace NWindows {
-namespace NSecurity {
-
-#ifndef _UNICODE
-typedef BOOL (WINAPI * OpenProcessTokenP)(HANDLE ProcessHandle, DWORD DesiredAccess, PHANDLE TokenHandle);
-typedef BOOL (WINAPI * LookupPrivilegeValueP)(LPCTSTR lpSystemName, LPCTSTR lpName, PLUID lpLuid);
-typedef BOOL (WINAPI * AdjustTokenPrivilegesP)(HANDLE TokenHandle, BOOL DisableAllPrivileges,
- PTOKEN_PRIVILEGES NewState, DWORD BufferLength, PTOKEN_PRIVILEGES PreviousState,PDWORD ReturnLength);
-#endif
-
-#ifdef _UNICODE
-bool EnableLockMemoryPrivilege(
-#else
-static bool EnableLockMemoryPrivilege2(HMODULE hModule,
-#endif
-bool enable)
-{
- #ifndef _UNICODE
- if (hModule == NULL)
- return false;
- OpenProcessTokenP openProcessToken = (OpenProcessTokenP)GetProcAddress(hModule, "OpenProcessToken");
- LookupPrivilegeValueP lookupPrivilegeValue = (LookupPrivilegeValueP)GetProcAddress(hModule, "LookupPrivilegeValueA" );
- AdjustTokenPrivilegesP adjustTokenPrivileges = (AdjustTokenPrivilegesP)GetProcAddress(hModule, "AdjustTokenPrivileges");
- if (openProcessToken == NULL || adjustTokenPrivileges == NULL || lookupPrivilegeValue == NULL)
- return false;
- #endif
-
- HANDLE token;
- if (!
- #ifdef _UNICODE
- ::OpenProcessToken
- #else
- openProcessToken
- #endif
- (::GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &token))
- return false;
- TOKEN_PRIVILEGES tp;
- bool res = false;
- if (
- #ifdef _UNICODE
- ::LookupPrivilegeValue
- #else
- lookupPrivilegeValue
- #endif
- (NULL, SE_LOCK_MEMORY_NAME, &(tp.Privileges[0].Luid)))
- {
- tp.PrivilegeCount = 1;
- tp.Privileges[0].Attributes = enable ? SE_PRIVILEGE_ENABLED: 0;
- if (
- #ifdef _UNICODE
- ::AdjustTokenPrivileges
- #else
- adjustTokenPrivileges
- #endif
- (token, FALSE, &tp, 0, NULL, NULL))
- res = (GetLastError() == ERROR_SUCCESS);
- }
- ::CloseHandle(token);
- return res;
-}
-
-#ifndef _UNICODE
-bool EnableLockMemoryPrivilege(bool enable)
-{
- HMODULE hModule = LoadLibrary(TEXT("Advapi32.dll"));
- if(hModule == NULL)
- return false;
- bool res = EnableLockMemoryPrivilege2(hModule, enable);
- ::FreeLibrary(hModule);
- return res;
-}
-#endif
-
-}}