mirror of
https://github.com/LadybirdBrowser/ladybird
synced 2026-04-25 17:25:08 +02:00
e87f889e31
After making no progress on this for a very long time, let's acknowledge it's not going anywhere and remove it from the codebase.
122 lines
4.1 KiB
C
122 lines
4.1 KiB
C
/*
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* Copyright (c) 2024, stasoid <stasoid@yahoo.com>
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* Copyright (c) 2025, ayeteadoe <ayeteadoe@gmail.com>
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* Copyright (c) 2025, Ryszard Goc <ryszardgoc@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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// This header should be included only in cpp files.
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// It should be included after all other files and should be separated from them by a non-#include line to prevent clang-format from changing header order.
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#pragma once
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#include <AK/Assertions.h>
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#include <AK/Diagnostics.h>
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#include <AK/Platform.h>
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#ifdef AK_OS_WINDOWS
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# define timeval dummy_timeval
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# include <ntstatus.h>
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# include <winsock2.h>
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# include <winternl.h>
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extern "C" {
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// NOTE: These are documented here: https://learn.microsoft.com/en-us/windows/win32/devnotes/-win32-misclowlevelclientsupport
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// If the function signature changes, we should catch it with GetProcAddress failing in most cases.
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// None of these are marked deprecated and they seem to be used internally in the kernel.
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NTAPI NTSTATUS NtAssociateWaitCompletionPacket(
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_In_ HANDLE WaitCompletionPacketHandle,
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_In_ HANDLE IoCompletionHandle,
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_In_ HANDLE TargetObjectHandle,
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_In_opt_ PVOID KeyContext,
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_In_opt_ PVOID ApcContext,
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_In_ NTSTATUS IoStatus,
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_In_ ULONG_PTR IoStatusInformation,
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_Out_opt_ PBOOLEAN AlreadySignaled);
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NTAPI NTSTATUS NtCancelWaitCompletionPacket(
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_In_ HANDLE WaitCompletionPacketHandle,
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_In_ BOOLEAN RemoveSignaledPacket);
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NTAPI NTSTATUS NtCreateWaitCompletionPacket(
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_Out_ PHANDLE WaitCompletionPacketHandle,
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_In_ ACCESS_MASK DesiredAccess,
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_In_opt_ POBJECT_ATTRIBUTES ObjectAttributes);
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// https://learn.microsoft.com/en-us/windows/win32/seccng/processprng
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BOOL WINAPI ProcessPrng(PBYTE pbData, SIZE_T cbData);
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}
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using PFN_NtCreateWaitCompletionPacket = decltype(&NtCreateWaitCompletionPacket);
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using PFN_NtCancelWaitCompletionPacket = decltype(&NtCancelWaitCompletionPacket);
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using PFN_NtAssociateWaitCompletionPacket = decltype(&NtAssociateWaitCompletionPacket);
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using PFN_ProcessPrng = decltype(&ProcessPrng);
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inline struct SystemApi {
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PFN_NtAssociateWaitCompletionPacket NtAssociateWaitCompletionPacket = NULL;
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PFN_NtCancelWaitCompletionPacket NtCancelWaitCompletionPacket = NULL;
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PFN_NtCreateWaitCompletionPacket NtCreateWaitCompletionPacket = NULL;
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PFN_ProcessPrng ProcessPrng = NULL;
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SystemApi()
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{
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HMODULE hBcryptprimitives = LoadLibraryW(L"bcryptprimitives.dll");
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HMODULE hNtdll = GetModuleHandleW(L"ntdll.dll");
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VERIFY(hBcryptprimitives);
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VERIFY(hNtdll);
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AK_IGNORE_DIAGNOSTIC("-Wcast-function-type-mismatch",
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NtAssociateWaitCompletionPacket = (PFN_NtAssociateWaitCompletionPacket)GetProcAddress(hNtdll, "NtAssociateWaitCompletionPacket");
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NtCancelWaitCompletionPacket = (PFN_NtCancelWaitCompletionPacket)GetProcAddress(hNtdll, "NtCancelWaitCompletionPacket");
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NtCreateWaitCompletionPacket = (PFN_NtCreateWaitCompletionPacket)GetProcAddress(hNtdll, "NtCreateWaitCompletionPacket");
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ProcessPrng = (PFN_ProcessPrng)GetProcAddress(hBcryptprimitives, "ProcessPrng");)
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VERIFY(NtAssociateWaitCompletionPacket);
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VERIFY(NtCancelWaitCompletionPacket);
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VERIFY(NtCreateWaitCompletionPacket);
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VERIFY(ProcessPrng);
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}
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} g_system;
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# undef timeval
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# undef IN
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# pragma comment(lib, "ws2_32.lib")
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# include <io.h>
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# include <stdlib.h>
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inline void initiate_wsa()
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{
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WSADATA wsa;
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WORD version = MAKEWORD(2, 2);
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int rc = WSAStartup(version, &wsa);
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VERIFY(rc == 0 && wsa.wVersion == version);
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}
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inline void terminate_wsa()
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{
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int rc = WSACleanup();
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VERIFY(rc == 0);
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}
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static void invalid_parameter_handler(wchar_t const*, wchar_t const*, wchar_t const*, unsigned int, uintptr_t)
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{
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}
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inline void override_crt_invalid_parameter_handler()
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{
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// Make _get_osfhandle return -1 instead of crashing on invalid fd in release (debug still __debugbreak's)
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_set_invalid_parameter_handler(invalid_parameter_handler);
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}
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inline void windows_init()
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{
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initiate_wsa();
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override_crt_invalid_parameter_handler();
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}
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inline void windows_shutdown()
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{
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terminate_wsa();
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}
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#endif
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