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![Thomas Faber](/assets/img/avatar_default.png)
- Also test decreasing the size in RtlReAllocateHeap. Patch by Mark Jansen. CORE-9441 svn path=/trunk/; revision=66960
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
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* PROJECT: ReactOS api tests
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* LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
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* PURPOSE: Test for RtlReAllocateHeap
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* PROGRAMMERS: Thomas Faber <thomas.faber@reactos.org>
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*/
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#include <apitest.h>
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#include <ndk/rtlfuncs.h>
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static
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BOOLEAN
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CheckBuffer(
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PVOID Buffer,
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SIZE_T Size,
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UCHAR Value)
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{
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PUCHAR Array = Buffer;
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SIZE_T i;
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for (i = 0; i < Size; i++)
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if (Array[i] != Value)
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{
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trace("Expected %x, found %x at offset %lu\n", Value, Array[i], (ULONG)i);
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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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BOOLEAN
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ReAllocBuffer(
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PUCHAR *Buffer,
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SIZE_T Size,
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SIZE_T *OldSizePtr,
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PCSTR Action)
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{
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PUCHAR NewBuffer;
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SIZE_T OldSize = *OldSizePtr;
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RtlFillMemory(*Buffer, OldSize, 0x7a);
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NewBuffer = RtlReAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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*Buffer,
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Size);
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if (!NewBuffer)
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{
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skip("RtlReAllocateHeap failed for size %lu (%s)\n", Size, Action);
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return FALSE;
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}
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*Buffer = NewBuffer;
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ok_hex(RtlSizeHeap(RtlGetProcessHeap(), 0, NewBuffer), Size);
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if (OldSize < Size)
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{
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ok(CheckBuffer(NewBuffer, OldSize, 0x7a), "CheckBuffer failed at size 0x%lx -> 0x%lx\n", OldSize, Size);
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ok(CheckBuffer(NewBuffer + OldSize, Size - OldSize, 0), "HEAP_ZERO_MEMORY not respected for 0x%lx -> 0x%lx\n", OldSize, Size);
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}
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else
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{
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ok(CheckBuffer(NewBuffer, Size, 0x7a), "CheckBuffer failed at size 0x%lx -> 0x%lx\n", OldSize, Size);
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}
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*OldSizePtr = Size;
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return TRUE;
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}
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START_TEST(RtlReAllocateHeap)
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{
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PUCHAR Buffer = NULL;
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SIZE_T OldSize = 0;
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SIZE_T Size;
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BOOLEAN Continue = TRUE;
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OldSize = 0x100;
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Buffer = RtlReAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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NULL,
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OldSize);
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ok(Buffer == NULL, "RtlReAllocateHeap succeeded for NULL\n");
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if (Buffer)
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RtlFreeHeap(RtlGetProcessHeap(), 0, Buffer);
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Buffer = RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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OldSize);
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if (!Buffer)
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{
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skip("RtlAllocateHeap failed for size %lu\n", OldSize);
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return;
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}
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ok(CheckBuffer(Buffer, OldSize, 0), "HEAP_ZERO_MEMORY not respected for 0x%lx\n", OldSize);
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for (Size = 0x78000; Size < 0x90000 && Continue; Size += 0x100)
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{
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Continue = ReAllocBuffer(&Buffer, Size, &OldSize, "growing");
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}
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/* and back again */
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for (Size -= 0x100; Size >= 0x78000 && Continue; Size -= 0x100)
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{
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Continue = ReAllocBuffer(&Buffer, Size, &OldSize, "shrinking");
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}
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RtlFreeHeap(RtlGetProcessHeap(), 0, Buffer);
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}
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