globmemstatus.c File Reference

#include <ntstatus.h>
#include <windows.h>
#include "wine/test.h"
#include "appshim_apitest.h"

Include dependency graph for globmemstatus.c:

Go to the source code of this file.

Macros
#define	WIN32_NO_STATUS

Typedefs
typedef VOID(NTAPI *	GLOBALMEMORYSTATUSPROC) (LPMEMORYSTATUS lpBuffer)

Functions
VOID NTAPI	my_GlobalMemoryStatus_Low (LPMEMORYSTATUS lpBuffer)
VOID NTAPI	my_GlobalMemoryStatus_High (LPMEMORYSTATUS lpBuffer)
static void	test_GlobalMemoryStatus (PHOOKAPI hook)
	START_TEST (globalmemorystatus)

Variables
static HMODULE	g_hShimDll
static tGETHOOKAPIS	pGetHookAPIs

Macro Definition Documentation

WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 9 of file globmemstatus.c.

Typedef Documentation

GLOBALMEMORYSTATUSPROC

typedef VOID(NTAPI * GLOBALMEMORYSTATUSPROC) (LPMEMORYSTATUS lpBuffer)

Definition at line 18 of file globmemstatus.c.

Function Documentation

my_GlobalMemoryStatus_High()

VOID NTAPI my_GlobalMemoryStatus_High

(

LPMEMORYSTATUS

lpBuffer

)

Definition at line 28 of file globmemstatus.c.

{
    memset(lpBuffer, 0xff, sizeof(MEMORYSTATUS));
}

Referenced by test_GlobalMemoryStatus().

my_GlobalMemoryStatus_Low()

VOID NTAPI my_GlobalMemoryStatus_Low

(

LPMEMORYSTATUS

lpBuffer

)

Definition at line 22 of file globmemstatus.c.

{
    memset(lpBuffer, 0, sizeof(MEMORYSTATUS));
}

Referenced by test_GlobalMemoryStatus().

START_TEST()

START_TEST

(

globalmemorystatus

)

Definition at line 72 of file globmemstatus.c.

{
    DWORD num_shims = 0, n;
    PHOOKAPI hook;
 
    if (!LoadShimDLL(L"aclayers.dll", &g_hShimDll, &pGetHookAPIs))
        return;
 
    hook = pGetHookAPIs("", L"GlobalMemoryStatus2GB", &num_shims);
 
    ok(hook != NULL, "Expected hook to be a valid pointer\n");
    ok(num_shims == 1, "Expected num_shims to be 1, was: %u\n", num_shims);
 
    if (!hook || !num_shims)
        return;
 
    for (n = 0; n < num_shims; ++n)
    {
        if (!_stricmp(hook[n].FunctionName, "GlobalMemoryStatus"))
            test_GlobalMemoryStatus(hook + n);
    }
}

test_GlobalMemoryStatus()

static void test_GlobalMemoryStatus ( PHOOKAPI  hook )

static

Definition at line 34 of file globmemstatus.c.

{
    GLOBALMEMORYSTATUSPROC proc;
 
    ok_str(hook->LibraryName, "KERNEL32.DLL");
    hook->OriginalFunction = my_GlobalMemoryStatus_Low;
    proc = hook->ReplacementFunction;
 
 
    MEMORYSTATUS ms;
    memset(&ms, 0x33, sizeof(ms));
    proc(&ms);
 
    ok_hex(ms.dwLength, 0);
    ok_hex(ms.dwMemoryLoad, 0);
    ok_hex(ms.dwTotalPhys, 0);
    ok_hex(ms.dwAvailPhys, 0);
    ok_hex(ms.dwTotalPageFile, 0);
    ok_hex(ms.dwAvailPageFile, 0);
    ok_hex(ms.dwTotalVirtual, 0);
    ok_hex(ms.dwAvailVirtual, 0);
 
 
    hook->OriginalFunction = my_GlobalMemoryStatus_High;
 
    memset(&ms, 0x33, sizeof(ms));
    proc(&ms);
    ok_hex(ms.dwLength, 0xffffffff);     // not touched
    ok_hex(ms.dwMemoryLoad, 0xffffffff); // not touched
    ok_hex(ms.dwTotalPhys, 0x3fffffff);
    ok_hex(ms.dwAvailPhys, 0x3fffffff);
    ok_hex(ms.dwTotalPageFile, 0x7fffffff);
    ok_hex(ms.dwAvailPageFile, 0x3fffffff);
    ok_hex(ms.dwTotalVirtual, 0xffffffff); // not touched
    ok_hex(ms.dwAvailVirtual, 0xffffffff); // not touched
}

Variable Documentation

g_hShimDll

HMODULE g_hShimDll

static

Definition at line 15 of file globmemstatus.c.

Referenced by START_TEST().

pGetHookAPIs

tGETHOOKAPIS pGetHookAPIs

static

Definition at line 16 of file globmemstatus.c.

Referenced by START_TEST().