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[NTDLL_APITEST]

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- Use guarded memory for bitmap buffers in RtlBitmap test
- Add a few tests that check for buffer boundaries (which would have spotted the issue fixed in r62591)

svn path=/trunk/; revision=62689
This commit is contained in:
Thomas Faber 2014-04-08 18:35:29 +00:00
parent 7fe5a44dfa
commit 2e786d24d0
1 changed files with 137 additions and 30 deletions
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167
rostests/apitests/ntdll/RtlBitmap.c
View file

@ -2,8 +2,56 @@
#include <apitest.h>
#define WIN32_NO_STATUS
#include <ndk/mmfuncs.h>
#include <ndk/rtlfuncs.h>
static
PVOID
AllocateGuarded(
_In_ SIZE_T SizeRequested)
{
NTSTATUS Status;
SIZE_T Size = PAGE_ROUND_UP(SizeRequested + PAGE_SIZE);
PVOID VirtualMemory = NULL;
PCHAR StartOfBuffer;
Status = NtAllocateVirtualMemory(NtCurrentProcess(), &VirtualMemory, 0, &Size, MEM_RESERVE, PAGE_NOACCESS);
if (!NT_SUCCESS(Status))
return NULL;
Size -= PAGE_SIZE;
if (Size)
{
Status = NtAllocateVirtualMemory(NtCurrentProcess(), &VirtualMemory, 0, &Size, MEM_COMMIT, PAGE_READWRITE);
if (!NT_SUCCESS(Status))
{
Size = 0;
Status = NtFreeVirtualMemory(NtCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE);
ok(Status == STATUS_SUCCESS, "Status = %lx\n", Status);
return NULL;
}
}
StartOfBuffer = VirtualMemory;
StartOfBuffer += Size - SizeRequested;
return StartOfBuffer;
}
static
VOID
FreeGuarded(
_In_ PVOID Pointer)
{
NTSTATUS Status;
PVOID VirtualMemory = (PVOID)PAGE_ROUND_DOWN((SIZE_T)Pointer);
SIZE_T Size = 0;
Status = NtFreeVirtualMemory(NtCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE);
ok(Status == STATUS_SUCCESS, "Status = %lx\n", Status);
}
void
Test_RtlFindMostSignificantBit(void)
{
@ -65,130 +113,155 @@ void
Test_RtlClearAllBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
ULONG BufferSize = 2 * sizeof(*Buffer);
Buffer = AllocateGuarded(BufferSize);
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlClearAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0x00000000);
ok_hex(Buffer[1], 0xcccccccc);
RtlInitializeBitMap(&BitMapHeader, Buffer, 0);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlClearAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0xcccccccc);
ok_hex(Buffer[1], 0xcccccccc);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
memset(Buffer, 0xcc, BufferSize);
RtlClearAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0x00000000);
ok_hex(Buffer[1], 0x00000000);
FreeGuarded(Buffer);
}
void
Test_RtlSetAllBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
ULONG BufferSize = 2 * sizeof(*Buffer);
Buffer = AllocateGuarded(BufferSize);
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlSetAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0xffffffff);
ok_hex(Buffer[1], 0xcccccccc);
RtlInitializeBitMap(&BitMapHeader, Buffer, 0);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlSetAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0xcccccccc);
ok_hex(Buffer[1], 0xcccccccc);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
memset(Buffer, 0xcc, BufferSize);
RtlSetAllBits(&BitMapHeader);
ok_hex(Buffer[0], 0xffffffff);
ok_hex(Buffer[1], 0xffffffff);
FreeGuarded(Buffer);
}
void
Test_RtlClearBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
ULONG BufferSize = 2 * sizeof(*Buffer);
Buffer = AllocateGuarded(BufferSize);
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
memset(Buffer, 0xff, sizeof(Buffer));
memset(Buffer, 0xff, BufferSize);
RtlClearBits(&BitMapHeader, 0, 0);
ok_hex(Buffer[0], 0xffffffff);
ok_hex(Buffer[1], 0xffffffff);
memset(Buffer, 0xff, sizeof(Buffer));
memset(Buffer, 0xff, BufferSize);
RtlClearBits(&BitMapHeader, 0, 1);
ok_hex(Buffer[0], 0xfffffffe);
ok_hex(Buffer[1], 0xffffffff);
memset(Buffer, 0xff, sizeof(Buffer));
memset(Buffer, 0xff, BufferSize);
RtlClearBits(&BitMapHeader, 21, 1);
ok_hex(Buffer[0], 0xffdfffff);
ok_hex(Buffer[1], 0xffffffff);
memset(Buffer, 0xff, sizeof(Buffer));
memset(Buffer, 0xff, BufferSize);
RtlClearBits(&BitMapHeader, 7, 9);
ok_hex(Buffer[0], 0xffff007f);
ok_hex(Buffer[1], 0xffffffff);
memset(Buffer, 0xff, sizeof(Buffer));
memset(Buffer, 0xff, BufferSize);
RtlClearBits(&BitMapHeader, 13, 22);
ok_hex(Buffer[0], 0x00001fff);
ok_hex(Buffer[1], 0xfffffff8);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlClearBits(&BitMapHeader, 3, 6);
RtlClearBits(&BitMapHeader, 11, 5);
RtlClearBits(&BitMapHeader, 21, 7);
RtlClearBits(&BitMapHeader, 37, 4);
ok_hex(Buffer[0], 0xc00c0404);
ok_hex(Buffer[1], 0xcccccc0c);
FreeGuarded(Buffer);
}
void
Test_RtlSetBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
ULONG BufferSize = 2 * sizeof(*Buffer);
Buffer = AllocateGuarded(BufferSize);
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
memset(Buffer, 0x00, sizeof(Buffer));
memset(Buffer, 0x00, BufferSize);
RtlSetBits(&BitMapHeader, 0, 0);
ok_hex(Buffer[0], 0x00000000);
ok_hex(Buffer[1], 0x00000000);
memset(Buffer, 0x00, sizeof(Buffer));
memset(Buffer, 0x00, BufferSize);
RtlSetBits(&BitMapHeader, 0, 1);
ok_hex(Buffer[0], 0x00000001);
ok_hex(Buffer[1], 0x00000000);
memset(Buffer, 0x00, sizeof(Buffer));
memset(Buffer, 0x00, BufferSize);
RtlSetBits(&BitMapHeader, 21, 1);
ok_hex(Buffer[0], 0x00200000);
ok_hex(Buffer[1], 0x00000000);
memset(Buffer, 0x00, sizeof(Buffer));
memset(Buffer, 0x00, BufferSize);
RtlSetBits(&BitMapHeader, 7, 9);
ok_hex(Buffer[0], 0x0000ff80);
ok_hex(Buffer[1], 0x00000000);
memset(Buffer, 0x00, sizeof(Buffer));
memset(Buffer, 0x00, BufferSize);
RtlSetBits(&BitMapHeader, 13, 22);
ok_hex(Buffer[0], 0xffffe000);
ok_hex(Buffer[1], 0x00000007);
memset(Buffer, 0xcc, sizeof(Buffer));
memset(Buffer, 0xcc, BufferSize);
RtlSetBits(&BitMapHeader, 3, 6);
RtlSetBits(&BitMapHeader, 11, 5);
RtlSetBits(&BitMapHeader, 21, 7);
RtlSetBits(&BitMapHeader, 37, 4);
ok_hex(Buffer[0], 0xcfecfdfc);
ok_hex(Buffer[1], 0xcccccdec);
FreeGuarded(Buffer);
}
void
Test_RtlAreBitsClear(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
Buffer[0] = 0x00ff00ff;
Buffer[1] = 0xc0cfc0cf;
@ -204,14 +277,18 @@ Test_RtlAreBitsClear(void)
ok_hex(RtlAreBitsClear(&BitMapHeader, 24, 7), TRUE);
ok_hex(RtlAreBitsClear(&BitMapHeader, 24, 8), FALSE);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_hex(RtlAreBitsClear(&BitMapHeader, 60, 4), FALSE);
FreeGuarded(Buffer);
}
void
Test_RtlAreBitsSet(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
RtlInitializeBitMap(&BitMapHeader, Buffer, 19);
Buffer[0] = 0xff00ff00;
Buffer[1] = 0x3F303F30;
@ -227,14 +304,18 @@ Test_RtlAreBitsSet(void)
ok_hex(RtlAreBitsSet(&BitMapHeader, 24, 7), TRUE);
ok_hex(RtlAreBitsSet(&BitMapHeader, 24, 8), FALSE);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_hex(RtlAreBitsSet(&BitMapHeader, 60, 4), FALSE);
FreeGuarded(Buffer);
}
void
Test_RtlNumberOfSetBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0xff00ff0f;
Buffer[1] = 0x3F303F30;
@ -249,14 +330,19 @@ Test_RtlNumberOfSetBits(void)
RtlInitializeBitMap(&BitMapHeader, Buffer, 56);
ok_int(RtlNumberOfSetBits(&BitMapHeader), 30);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_int(RtlNumberOfSetBits(&BitMapHeader), 36);
FreeGuarded(Buffer);
}
void
Test_RtlNumberOfClearBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0xff00fff0;
Buffer[1] = 0x3F303F30;
@ -271,14 +357,19 @@ Test_RtlNumberOfClearBits(void)
RtlInitializeBitMap(&BitMapHeader, Buffer, 56);
ok_int(RtlNumberOfClearBits(&BitMapHeader), 26);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_int(RtlNumberOfClearBits(&BitMapHeader), 28);
FreeGuarded(Buffer);
}
void
Test_RtlFindClearBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0x060F874D;
Buffer[1] = 0x3F303F30;
@ -314,14 +405,20 @@ Test_RtlFindClearBits(void)
ok_int(RtlFindClearBits(&BitMapHeader, 4, 32), 11);
ok_int(RtlFindClearBits(&BitMapHeader, 5, 32), 20);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_int(RtlFindClearBits(&BitMapHeader, 5, 64), 20);
ok_int(RtlFindClearBits(&BitMapHeader, 9, 28), 27);
ok_int(RtlFindClearBits(&BitMapHeader, 10, 0), -1);
FreeGuarded(Buffer);
}
void
Test_RtlFindSetBits(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0xF9F078B2;
Buffer[1] = 0x3F303F30;
@ -356,14 +453,20 @@ Test_RtlFindSetBits(void)
ok_int(RtlFindSetBits(&BitMapHeader, 4, 32), 11);
ok_int(RtlFindSetBits(&BitMapHeader, 5, 32), 20);
RtlInitializeBitMap(&BitMapHeader, Buffer, 64);
ok_int(RtlFindSetBits(&BitMapHeader, 5, 64), 20);
ok_int(RtlFindSetBits(&BitMapHeader, 6, 57), 40);
ok_int(RtlFindSetBits(&BitMapHeader, 7, 0), -1);
FreeGuarded(Buffer);
}
void
Test_RtlFindClearBitsAndSet(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0x060F874D;
Buffer[1] = 0x3F303F30;
@ -401,14 +504,16 @@ Test_RtlFindClearBitsAndSet(void)
ok_hex(Buffer[0], 0x6ff9f4d);
ok_int(RtlFindClearBitsAndSet(&BitMapHeader, 2, 12), 13);
ok_hex(Buffer[0], 0x6ffff4d);
FreeGuarded(Buffer);
}
void
Test_RtlFindSetBitsAndClear(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0xF9F078B2;
Buffer[1] = 0x3F303F30;
@ -446,16 +551,17 @@ Test_RtlFindSetBitsAndClear(void)
ok_hex(Buffer[0], 0xf90060b2);
ok_int(RtlFindSetBitsAndClear(&BitMapHeader, 2, 12), 13);
ok_hex(Buffer[0], 0xf90000b2);
FreeGuarded(Buffer);
}
void
Test_RtlFindNextForwardRunClear(void)
{
RTL_BITMAP BitMapHeader;
ULONG Buffer[2];
ULONG *Buffer;
ULONG Index;
Buffer = AllocateGuarded(2 * sizeof(*Buffer));
Buffer[0] = 0xF9F078B2;
Buffer[1] = 0x3F303F30;
@ -477,6 +583,7 @@ Test_RtlFindNextForwardRunClear(void)
ok_int(Index, 17);
ok_int(RtlFindNextForwardRunClear(&BitMapHeader, 39, &Index), 0);
ok_int(Index, 39);
FreeGuarded(Buffer);
}
void