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/**
* This file has no copyright assigned and is placed in the Public Domain.
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER.PD within this package.
*/
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#include <delayloadhandler.h>
/* XXX NTSTATUS is supposed to be a LONG, but there are a bunch of STATUS_
* constants in winnt.h defined as ((DWORD)0x...), including
* STATUS_DLL_NOT_FOUND which we need, so using DWORD here to silence a warning
*/
typedef DWORD NTSTATUS;
extern IMAGE_DOS_HEADER __ImageBase;
/* this typedef is missing from the Windows SDK header, but is present in
* Wine's version. */
typedef FARPROC (WINAPI *PDELAYLOAD_FAILURE_SYSTEM_ROUTINE)(LPCSTR pszDllName, LPCSTR pszProcName);
/* these functions aren't in any Windows SDK header, but are documented at
* https://docs.microsoft.com/en-us/windows/win32/devnotes/delay-loaded-dlls */
WINBASEAPI FARPROC WINAPI DelayLoadFailureHook(LPCSTR pszDllName, LPCSTR pszProcName);
WINBASEAPI PVOID WINAPI ResolveDelayLoadedAPI(
PVOID ParentModuleBase,
PCIMAGE_DELAYLOAD_DESCRIPTOR DelayloadDescriptor,
PDELAYLOAD_FAILURE_DLL_CALLBACK FailureDllHook,
PDELAYLOAD_FAILURE_SYSTEM_ROUTINE FailureSystemHook,
PIMAGE_THUNK_DATA ThunkAddress,
ULONG Flags);
WINBASEAPI NTSTATUS WINAPI ResolveDelayLoadsFromDll(
PVOID ParentBase,
LPCSTR TargetDllName,
ULONG Flags);
/* These functions are defined here, part of the delayimp API */
PVOID WINAPI __delayLoadHelper2(
PCIMAGE_DELAYLOAD_DESCRIPTOR DelayloadDescriptor,
PIMAGE_THUNK_DATA ThunkAddress);
HRESULT WINAPI __HrLoadAllImportsForDll(LPCSTR szDll);
PVOID WINAPI __delayLoadHelper2(
PCIMAGE_DELAYLOAD_DESCRIPTOR DelayloadDescriptor,
PIMAGE_THUNK_DATA ThunkAddress)
{
return ResolveDelayLoadedAPI(&__ImageBase, DelayloadDescriptor, __pfnDliFailureHook2, DelayLoadFailureHook, ThunkAddress, 0);
}
HRESULT WINAPI __HrLoadAllImportsForDll(LPCSTR szDll)
{
NTSTATUS status = ResolveDelayLoadsFromDll(&__ImageBase, szDll, 0);
if (status == STATUS_DLL_NOT_FOUND)
return HRESULT_FROM_WIN32(ERROR_MOD_NOT_FOUND);
else
return S_OK;
}
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