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Move NT API initialization out of the header

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This commit is contained in:
Daniel R. 2024-07-11 11:17:33 +02:00
parent bc8e95dd6d
commit c417a833f6
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GPG Key ID: B8ADC8F57BA18DBA
4 changed files with 37 additions and 11 deletions
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1
CMakeLists.txt
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@ -271,6 +271,7 @@ set(COMMON src/common/logging/backend.cpp
src/common/uint128.h
src/common/version.h
src/common/ntapi.h
src/common/ntapi.cpp
)
set(CORE src/core/aerolib/stubs.cpp

20
src/common/ntapi.cpp Normal file
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@ -0,0 +1,20 @@
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "ntapi.h"
NtDelayExecution_t NtDelayExecution = nullptr;
NtSetInformationFile_t NtSetInformationFile = nullptr;
namespace Common::NtApi {
void Initialize() {
HMODULE nt_handle = GetModuleHandleA("ntdll.dll");
// http://stackoverflow.com/a/31411628/4725495
NtDelayExecution = (NtDelayExecution_t)GetProcAddress(nt_handle, "NtDelayExecution");
NtSetInformationFile =
(NtSetInformationFile_t)GetProcAddress(nt_handle, "NtSetInformationFile");
}
} // namespace Common::NtApi

21
src/common/ntapi.h
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@ -5,9 +5,8 @@
#ifdef _WIN32
#include "common/types.h"
#include <windows.h>
#include "common/types.h"
typedef enum _FILE_INFORMATION_CLASS {
FileDirectoryInformation = 1,
@ -109,15 +108,17 @@ typedef struct _FILE_DISPOSITION_INFORMATION {
BOOLEAN DeleteFile;
} FILE_DISPOSITION_INFORMATION, *PFILE_DISPOSITION_INFORMATION;
// http://stackoverflow.com/a/31411628/4725495
static u32(__stdcall* NtDelayExecution)(BOOL Alertable, PLARGE_INTEGER DelayInterval) =
(u32(__stdcall*)(BOOL, PLARGE_INTEGER))GetProcAddress(GetModuleHandleA("ntdll.dll"),
"NtDelayExecution");
typedef u32(__stdcall* NtDelayExecution_t)(BOOL Alertable, PLARGE_INTEGER DelayInterval);
static u32(__stdcall* NtSetInformationFile)(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock,
typedef u32(__stdcall* NtSetInformationFile_t)(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock,
PVOID FileInformation, ULONG Length,
FILE_INFORMATION_CLASS FileInformationClass) =
(u32(__stdcall*)(HANDLE, PIO_STATUS_BLOCK, PVOID, ULONG, FILE_INFORMATION_CLASS))
GetProcAddress(GetModuleHandleA("ntdll.dll"), "NtSetInformationFile");
FILE_INFORMATION_CLASS FileInformationClass);
extern NtDelayExecution_t NtDelayExecution;
extern NtSetInformationFile_t NtSetInformationFile;
namespace Common::NtApi {
void Initialize();
}
#endif

4
src/emulator.cpp
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@ -13,6 +13,7 @@
#include "common/config.h"
#include "common/debug.h"
#include "common/logging/backend.h"
#include "common/ntapi.h"
#include "common/path_util.h"
#include "common/singleton.h"
#include "common/version.h"
@ -38,6 +39,9 @@ Emulator::Emulator()
const auto config_dir = Common::FS::GetUserPath(Common::FS::PathType::UserDir);
Config::load(config_dir / "config.toml");
// Initialize NT API functions
Common::NtApi::Initialize();
// Start logger.
Common::Log::Initialize();
Common::Log::Start();