LoadLibraryExW.c File Reference

#include "precomp.h"

Include dependency graph for LoadLibraryExW.c:

Go to the source code of this file.

Typedefs
typedef DWORD(WINAPI *	LPGETVERSION) ()

Functions
HANDLE	_CreateActCtxFromFile (LPCWSTR FileName, int line)
VOID	_ActivateCtx (HANDLE h, ULONG_PTR *cookie, int line)
VOID	_DeactivateCtx (ULONG_PTR cookie, int line)
VOID	_TestVesion (HANDLE dll, DWORD ExpectedVersion, int line)
VOID	TestDllRedirection ()
	START_TEST (LoadLibraryExW)

Typedef Documentation

LPGETVERSION

typedef DWORD(WINAPI * LPGETVERSION) ()

Definition at line 25 of file LoadLibraryExW.c.

Function Documentation

_ActivateCtx()

VOID _ActivateCtx	(	HANDLE	h,
		ULONG_PTR *	cookie,
		int	line
	)

Definition at line 96 of file FindActCtxSectionStringW.c.

{
    BOOL res;
 
    SetLastError(0xdeaddead);
    res = ActivateActCtx(h, cookie);
    ok_(__FILE__, line)(res == TRUE, "ActivateActCtx failed\n");
    ok_(__FILE__, line)(GetLastError() == 0xdeaddead, "Wrong last error. Expected %lu, got %lu\n", (DWORD)(0xdeaddead), GetLastError());
}

Referenced by START_TEST(), and TestDllRedirection().

_CreateActCtxFromFile()

HANDLE _CreateActCtxFromFile	(	LPCWSTR	FileName,
		int	line
	)

Definition at line 74 of file FindActCtxSectionStringW.c.

{
    ACTCTXW ActCtx = {sizeof(ACTCTX)};
    HANDLE h;
    WCHAR buffer[MAX_PATH] , *separator;
 
    ok (GetModuleFileNameW(NULL, buffer, MAX_PATH), "GetModuleFileName failed\n");
    separator = wcsrchr(buffer, L'\\');
    if (separator)
        wcscpy(separator + 1, FileName);
 
    ActCtx.lpSource = buffer;
 
    SetLastError(0xdeaddead);
    h = CreateActCtxW(&ActCtx);
    ok_(__FILE__, line)(h != INVALID_HANDLE_VALUE, "CreateActCtx failed for %S\n", FileName);
    // In win10 last error is unchanged and in win2k3 it is ERROR_BAD_EXE_FORMAT
    ok_(__FILE__, line)(GetLastError() == ERROR_BAD_EXE_FORMAT || GetLastError() == 0xdeaddead, "Wrong last error %lu\n", GetLastError());
 
    return h;
}

Referenced by START_TEST(), and TestDllRedirection().

_DeactivateCtx()

VOID _DeactivateCtx	(	ULONG_PTR	cookie,
		int	line
	)

Definition at line 106 of file FindActCtxSectionStringW.c.

{
    BOOL res;
 
    SetLastError(0xdeaddead);
    res = DeactivateActCtx(0, cookie);
    ok_(__FILE__, line)(res == TRUE, "DeactivateActCtx failed\n");
    ok_(__FILE__, line)(GetLastError() == 0xdeaddead, "Wrong last error. Expected %lu, got %lu\n", (DWORD)(0xdeaddead), GetLastError());
}

Referenced by START_TEST(), and TestDllRedirection().

_TestVesion()

VOID _TestVesion	(	HANDLE	dll,
		DWORD	ExpectedVersion,
		int	line
	)

Definition at line 27 of file LoadLibraryExW.c.

{
    LPGETVERSION proc = (LPGETVERSION)GetProcAddress(dll, "GetVersion");
    DWORD version = proc();
    ok_(__FILE__, line)(version == ExpectedVersion, "Got version %lu, expected %lu\n", version, ExpectedVersion);
}

Referenced by TestDllRedirection().

START_TEST()

START_TEST

(

LoadLibraryExW

)

Definition at line 85 of file LoadLibraryExW.c.

{
    TestDllRedirection();
}

TestDllRedirection()

VOID TestDllRedirection

(

)

Definition at line 34 of file LoadLibraryExW.c.

{
    HANDLE dll1, dll2, h;
    ULONG_PTR cookie;
 
    /* Try to load the libraries without sxs */
    dll1 = LoadLibraryExW(L"kernel32test_versioned.dll",0 , 0);
    ok (dll1 != NULL, "LoadLibraryExW failed\n");
    dll2 = LoadLibraryExW(L"testdata\\kernel32test_versioned.dll",0 , 0);
    ok (dll2 != NULL, "LoadLibraryExW failed\n");
 
    ok (dll1 != dll2, "\n");
    _TestVesion(dll1, 1, __LINE__);
    _TestVesion(dll2, 2, __LINE__);
 
    FreeLibrary(dll1);
    FreeLibrary(dll2);
 
    dll1 = LoadLibraryExW(L"kernel32test_versioned.dll",0 , 0);
    ok (dll1 != NULL, "LoadLibraryExW failed\n");
 
    /* redir2dep.manifest defines an assembly with nothing but a dependency on redirtest2 assembly */
    /* redirtest2.manifest defines an assembly that contains kernel32test_versioned.dll */
    /* In win10 it is enought to load and activate redirtest2 */
    /* In win2k3 however the only way to trigger the redirection is to load and activate redir2dep */
    h = _CreateActCtxFromFile(L"testdata\\redir2dep.manifest", __LINE__);
    _ActivateCtx(h, &cookie, __LINE__);
    dll2 = LoadLibraryExW(L"kernel32test_versioned.dll",0 , 0);
    _DeactivateCtx(cookie, __LINE__);
    ok (dll2 != NULL, "LoadLibraryExW failed\n");
 
    ok (dll1 != dll2, "\n");
    _TestVesion(dll1, 1, __LINE__);
    _TestVesion(dll2, 2, __LINE__);
 
    FreeLibrary(dll1);
    FreeLibrary(dll2);
 
    dll1 = LoadLibraryExW(L"comctl32.dll",0 ,0);
    ok (dll1 != NULL, "LoadLibraryExW failed\n");
 
    h = _CreateActCtxFromFile(L"comctl32dep.manifest", __LINE__);
    _ActivateCtx(h, &cookie, __LINE__);
    dll2 = LoadLibraryExW(L"comctl32.dll",0 , 0);
    _DeactivateCtx(cookie, __LINE__);
    ok (dll2 != NULL, "LoadLibraryExW failed\n");
 
    ok (dll1 != dll2, "\n");
 
}

Referenced by START_TEST().