mirror of
https://github.com/reactos/reactos.git
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604 lines
19 KiB
C
604 lines
19 KiB
C
/*
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* PROJECT: ReactOS API Tests
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* LICENSE: GPLv2+ - See COPYING in the top level directory
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* PURPOSE: Stress Test for virtual memory allocation
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* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
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*/
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#include <apitest.h>
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#define WIN32_NO_STATUS
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#include <ndk/rtlfuncs.h>
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#include <ndk/mmfuncs.h>
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static PVOID Allocations[4096] = { NULL };
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static ULONG CurrentAllocation = 0;
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static
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VOID
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ValidateAllocations(VOID)
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{
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ULONG i;
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ASSERT(CurrentAllocation < sizeof(Allocations) / sizeof(Allocations[0]));
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for (i = 0; i < CurrentAllocation; ++i)
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{
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PUCHAR UserBuffer = Allocations[i];
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SIZE_T AllocationSize;
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SIZE_T DataSize;
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if (UserBuffer == NULL)
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continue;
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AllocationSize = ((PSIZE_T)UserBuffer)[-2];
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DataSize = ((PSIZE_T)UserBuffer)[-1];
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ASSERT(AllocationSize != 0);
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ASSERT(AllocationSize % PAGE_SIZE == 0);
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ASSERT(DataSize != 0);
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ASSERT(((SIZE_T)UserBuffer + DataSize) % PAGE_SIZE == 0);
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}
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}
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static
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PVOID
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Allocate(
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SIZE_T DataSize)
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{
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NTSTATUS Status;
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PVOID AllocationStart = NULL;
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SIZE_T AllocationSize = PAGE_ROUND_UP(DataSize + PAGE_SIZE + 2 * sizeof(SIZE_T));
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PVOID FirstPageStart;
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SIZE_T NumberOfPages = AllocationSize / PAGE_SIZE;
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SIZE_T Size;
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PUCHAR UserBuffer;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(), &AllocationStart, 0, &AllocationSize, MEM_RESERVE, PAGE_NOACCESS);
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if (!NT_SUCCESS(Status))
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return NULL;
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FirstPageStart = (PUCHAR)AllocationStart + AllocationSize - PAGE_SIZE * NumberOfPages;
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Size = (NumberOfPages - 1) * PAGE_SIZE;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(), &FirstPageStart, 0, &Size, MEM_COMMIT, PAGE_READWRITE);
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if (!NT_SUCCESS(Status))
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{
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AllocationSize = 0;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &AllocationStart, &AllocationSize, MEM_RELEASE);
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ASSERT(Status == STATUS_SUCCESS);
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return NULL;
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}
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ASSERT(Size % sizeof(ULONG) == 0);
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ASSERT(RtlCompareMemoryUlong(FirstPageStart, Size, 0) == Size);
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UserBuffer = AllocationStart;
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UserBuffer += AllocationSize - PAGE_SIZE - DataSize;
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RtlFillMemory(FirstPageStart, UserBuffer - (PUCHAR)FirstPageStart, 0xae);
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RtlZeroMemory(UserBuffer, DataSize);
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((PSIZE_T)UserBuffer)[-2] = AllocationSize;
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((PSIZE_T)UserBuffer)[-1] = DataSize;
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Allocations[CurrentAllocation++] = UserBuffer;
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ValidateAllocations();
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return UserBuffer;
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}
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static
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VOID
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Free(
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PVOID UserBuffer)
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{
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NTSTATUS Status;
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PVOID AllocationStart;
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SIZE_T Zero = 0;
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SIZE_T AllocationSize;
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SIZE_T DataSize;
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ULONG i;
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AllocationSize = ((PSIZE_T)UserBuffer)[-2];
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DataSize = ((PSIZE_T)UserBuffer)[-1];
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ASSERT(DataSize != 0);
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AllocationStart = (PUCHAR)UserBuffer + DataSize + PAGE_SIZE - AllocationSize;
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ASSERT((SIZE_T)AllocationStart % PAGE_SIZE == 0);
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RtlFillMemory(UserBuffer, DataSize, 0xbe);
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((PSIZE_T)UserBuffer)[-1] = 0;
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((PSIZE_T)UserBuffer)[-2] = 0xFAFBFCFD;
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for (i = 0; i < CurrentAllocation; ++i)
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if (Allocations[i] == UserBuffer)
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{
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Allocations[i] = NULL;
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break;
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}
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ValidateAllocations();
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &AllocationStart, &Zero, MEM_RELEASE);
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ASSERT(Status == STATUS_SUCCESS);
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}
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static
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PVOID
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ReAllocate(
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PVOID OldUserBuffer,
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SIZE_T NewDataSize)
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{
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PVOID NewUserBuffer;
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SIZE_T OldDataSize;
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OldDataSize = ((PSIZE_T)OldUserBuffer)[-1];
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ASSERT(OldDataSize != 0);
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NewUserBuffer = Allocate(NewDataSize);
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ASSERT(((PSIZE_T)OldUserBuffer)[-1] == OldDataSize);
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RtlCopyMemory(NewUserBuffer, OldUserBuffer, min(OldDataSize, NewDataSize));
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ASSERT(((PSIZE_T)OldUserBuffer)[-1] == OldDataSize);
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Free(OldUserBuffer);
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return NewUserBuffer;
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}
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static
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VOID
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AccessMemory1(
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PVOID UserBuffer,
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SIZE_T DataSize)
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{
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PBYTE Buffer = UserBuffer;
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SIZE_T i;
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for (i = 0; i < DataSize; ++i)
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Buffer[i] = LOBYTE(i);
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}
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static
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BOOLEAN
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CheckMemory1(
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PVOID UserBuffer,
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SIZE_T DataSize)
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{
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PBYTE Buffer = UserBuffer;
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SIZE_T i;
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for (i = 0; i < DataSize; ++i)
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if (Buffer[i] != LOBYTE(i))
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{
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trace("Mismatch in region %p at index %lu. Value=%02x\n", UserBuffer, (ULONG)i, Buffer[i]);
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ASSERT(FALSE);
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return FALSE;
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}
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return TRUE;
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}
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static
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VOID
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AccessMemory2(
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PVOID UserBuffer,
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SIZE_T DataSize)
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{
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PBYTE Buffer = UserBuffer;
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SIZE_T i;
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for (i = 0; i < DataSize; ++i)
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Buffer[i] = UCHAR_MAX - LOBYTE(i);
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}
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static
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BOOLEAN
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CheckMemory2(
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PVOID UserBuffer,
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SIZE_T DataSize)
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{
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PBYTE Buffer = UserBuffer;
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SIZE_T i;
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for (i = 0; i < DataSize; ++i)
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if (Buffer[i] != UCHAR_MAX - LOBYTE(i))
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{
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trace("Mismatch in region %p at index %lu. Value=%02x\n", UserBuffer, (ULONG)i, Buffer[i]);
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ASSERT(FALSE);
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return FALSE;
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}
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return TRUE;
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}
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VOID
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CheckSize(ULONG_PTR Base, SIZE_T InSize, SIZE_T ExpectedSize)
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{
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NTSTATUS Status;
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PVOID BaseAddress;
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SIZE_T Size;
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/* Reserve memory */
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BaseAddress = (PVOID)Base;
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Size = InSize;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok(NT_SUCCESS(Status), "NtAllocateVirtualMemory failed!\n");
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ok(BaseAddress == (PVOID)(Base & ~((ULONG_PTR)0xFFFF)), "Got back wrong base address: %p\n", BaseAddress);
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ok(Size == ExpectedSize, "Alloc of 0x%Ix: got back wrong size: 0x%Ix, expected 0x%Ix\n", InSize, Size, ExpectedSize);
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok(NT_SUCCESS(Status), "NtFreeVirtualMemory failed!\n");
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}
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VOID
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CheckAlignment()
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{
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NTSTATUS Status;
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PVOID BaseAddress;
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SIZE_T Size;
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CheckSize(0x50000000, 0x0001, 0x1000);
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CheckSize(0x50008000, 0x0001, 0x9000);
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CheckSize(0x50000010, 0x1000, 0x2000);
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CheckSize(0x50010000, 0x2000, 0x2000);
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CheckSize(0x5000FFFF, 0x3000, 0x13000);
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CheckSize(0x50001010, 0x7000, 0x9000);
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CheckSize(0x50001010, 0xC000, 0xe000);
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/* Reserve memory not aligned to allocation granularity */
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BaseAddress = UlongToPtr(0x50001010);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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ok(BaseAddress == UlongToPtr(0x50000000), "Got back wrong base address: %p", BaseAddress);
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ok(Size == 0x3000, "Got back wrong size: 0x%Ix", Size);
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/* Try to reserve again in the same 64k region */
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BaseAddress = UlongToPtr(0x50008000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_CONFLICTING_ADDRESSES);
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/* Commit memory */
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BaseAddress = UlongToPtr(0x50002000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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ok(BaseAddress == UlongToPtr(0x50002000), "Got back wrong base address: %p", BaseAddress);
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ok(Size == 0x1000, "Got back wrong size: 0x%Ix", Size);
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/* Commit the same address again with a different protection */
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BaseAddress = UlongToPtr(0x50002000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_READWRITE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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ok(BaseAddress == UlongToPtr(0x50002000), "Got back wrong base address: %p", BaseAddress);
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ok(Size == 0x1000, "Got back wrong size: 0x%Ix", Size);
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/* Commit memory at a too high address */
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BaseAddress = UlongToPtr(0x50003000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_CONFLICTING_ADDRESSES);
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/* Decommit the memory, even those pages that were not committed */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x3000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_DECOMMIT);
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ok_ntstatus(Status, STATUS_SUCCESS);
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/* Try to release memory in a different 64k region */
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BaseAddress = UlongToPtr(0x50010000);
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Size = 0x1000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_MEMORY_NOT_ALLOCATED);
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/* Release the memory in the same 64k region at a different address */
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BaseAddress = UlongToPtr(0x50008000);
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Size = 0x1000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_MEMORY_NOT_ALLOCATED);
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/* Release the memory at the correct address but with wrong size */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x4000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_UNABLE_TO_FREE_VM);
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/* Release the memory */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x3000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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/* Reserve and commit at once */
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BaseAddress = UlongToPtr(0x50004080);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE | MEM_COMMIT,
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PAGE_READWRITE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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ok(BaseAddress == UlongToPtr(0x50000000), "Got back wrong base address: %p", BaseAddress);
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ok(Size == 0x6000, "Got back wrong size: 0x%Ix", Size);
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_SEH2_TRY
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{
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*(int*)BaseAddress = 1;
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*(int*)UlongToPtr(0x50004080) = 1;
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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ok(0, "Got exception\n");
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}
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_SEH2_END;
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/* Release the memory */
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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}
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static
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VOID
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CheckAdjacentVADs()
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{
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NTSTATUS Status;
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PVOID BaseAddress;
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SIZE_T Size;
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/* Reserve a full 64k region */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x10000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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if (!NT_SUCCESS(Status))
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return;
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/* Reserve another 64k region, but with 64k between */
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BaseAddress = UlongToPtr(0x50020000);
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Size = 0x10000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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if (!NT_SUCCESS(Status))
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return;
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/* Try to free the whole at once */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x30000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_UNABLE_TO_FREE_VM);
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/* Reserve the part in the middle */
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BaseAddress = UlongToPtr(0x50010000);
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Size = 0x10000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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/* Try to commit memory covering 2 allocations */
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BaseAddress = UlongToPtr(0x50004000);
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Size = 0x10000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_CONFLICTING_ADDRESSES);
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/* Commit a page */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_READWRITE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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/* Commit another page */
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BaseAddress = UlongToPtr(0x50002000);
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Size = 0x1000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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_SEH2_TRY
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{
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*(int*)UlongToPtr(0x50000000) = 1;
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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ok(0, "Got exception\n");
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}
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_SEH2_END;
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_SEH2_TRY
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{
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(void)*(volatile int*)UlongToPtr(0x50002000);
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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Status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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ok_ntstatus(Status, STATUS_ACCESS_VIOLATION);
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/* Allocate 3 pages, on top of the previous 2 */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x3000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_COMMIT,
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PAGE_READONLY);
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ok_ntstatus(Status, STATUS_SUCCESS);
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_SEH2_TRY
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{
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*(int*)UlongToPtr(0x50000000) = 1;
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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Status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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ok_ntstatus(Status, STATUS_ACCESS_VIOLATION);
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/* Try to free the whole region at once */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x30000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_UNABLE_TO_FREE_VM);
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x10000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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BaseAddress = UlongToPtr(0x50010000);
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Size = 0x10000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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BaseAddress = UlongToPtr(0x50020000);
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Size = 0x10000;
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Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
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ok_ntstatus(Status, STATUS_SUCCESS);
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/* Reserve 3 full 64k region */
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BaseAddress = UlongToPtr(0x50000000);
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Size = 0x30000;
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Status = NtAllocateVirtualMemory(NtCurrentProcess(),
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&BaseAddress,
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0,
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&Size,
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MEM_RESERVE,
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PAGE_NOACCESS);
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ok_ntstatus(Status, STATUS_SUCCESS);
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if (!NT_SUCCESS(Status))
|
|
return;
|
|
|
|
/* Release the 64k region in the middle */
|
|
BaseAddress = UlongToPtr(0x50010000);
|
|
Size = 0x10000;
|
|
Status = NtFreeVirtualMemory(NtCurrentProcess(), &BaseAddress, &Size, MEM_RELEASE);
|
|
ok_ntstatus(Status, STATUS_SUCCESS);
|
|
|
|
}
|
|
|
|
#define RUNS 32
|
|
|
|
START_TEST(NtAllocateVirtualMemory)
|
|
{
|
|
PVOID Mem1, Mem2;
|
|
SIZE_T Size1, Size2;
|
|
ULONG i;
|
|
NTSTATUS Status;
|
|
|
|
CheckAlignment();
|
|
CheckAdjacentVADs();
|
|
|
|
/* Reserve memory below 0x10000 */
|
|
Mem1 = UlongToPtr(0xf000);
|
|
Size1 = 0x1000;
|
|
Status = NtAllocateVirtualMemory(NtCurrentProcess(),
|
|
&Mem1,
|
|
0,
|
|
&Size1,
|
|
MEM_RESERVE,
|
|
PAGE_READWRITE);
|
|
ok_ntstatus(Status, STATUS_INVALID_PARAMETER_2);
|
|
|
|
/* Reserve memory at 0x10000 */
|
|
Mem1 = UlongToPtr(0x10000);
|
|
Size1 = 0x1000;
|
|
Status = NtAllocateVirtualMemory(NtCurrentProcess(),
|
|
&Mem1,
|
|
0,
|
|
&Size1,
|
|
MEM_RESERVE,
|
|
PAGE_READWRITE);
|
|
ok_ntstatus(Status, STATUS_CONFLICTING_ADDRESSES);
|
|
|
|
Size1 = 32;
|
|
Mem1 = Allocate(Size1);
|
|
AccessMemory1(Mem1, Size1);
|
|
Size2 = 128;
|
|
Mem2 = Allocate(Size2);
|
|
AccessMemory2(Mem2, Size2);
|
|
for (i = 0; i < RUNS; ++i)
|
|
{
|
|
PVOID New;
|
|
ok(CheckMemory1(Mem1, Size1) == TRUE, "CheckMemory1 failure\n");
|
|
New = ReAllocate(Mem1, Size1 * 3 / 2);
|
|
if (New == NULL)
|
|
{
|
|
skip("Realloc failure\n");
|
|
break;
|
|
}
|
|
Mem1 = New;
|
|
ok(CheckMemory1(Mem1, Size1) == TRUE, "CheckMemory1 failure\n");
|
|
Size1 = Size1 * 3 / 2;
|
|
AccessMemory1(Mem1, Size1);
|
|
|
|
ok(CheckMemory2(Mem2, Size2) == TRUE, "CheckMemory2 failure\n");
|
|
New = ReAllocate(Mem2, Size2 + 128);
|
|
if (New == NULL)
|
|
{
|
|
skip("Realloc failure\n");
|
|
break;
|
|
}
|
|
Mem2 = New;
|
|
ok(CheckMemory2(Mem2, Size2) == TRUE, "CheckMemory2 failure\n");
|
|
Size2 += 128;
|
|
AccessMemory2(Mem2, Size2);
|
|
}
|
|
ok(CheckMemory2(Mem2, Size2) == TRUE, "CheckMemory2 failure\n");
|
|
Free(Mem2);
|
|
ok(CheckMemory1(Mem1, Size1) == TRUE, "CheckMemory1 failure\n");
|
|
Free(Mem1);
|
|
}
|