toybchan/minimal-heap
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toybchan
2026-06-09 00:32:15 +02:00
parent fa1eb41719
commit 3086f768ee
3 changed files with 94 additions and 17 deletions
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13
minimal_heap_test.c
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@@ -26,14 +26,14 @@ void MIHP_PlatformOnHeapCorruptionDetected(const MIHP_Heap* heap, MIHP_HeapCorru
__debugbreak();
}
#define NUM_ALLOCATIONS (4096 * 4)
#define NUM_ALLOCATIONS (4096 * 128)
void* myptrs[NUM_ALLOCATIONS] = { 0 };
char* myptrs[NUM_ALLOCATIONS] = { 0 };
int main()
{
MIHP_HeapConfig config = {0};
config.AllocationInitialValue = 0xbe;
config.AllocationInitialValue = 'f'; //0xbe;
config.AllocationAlignment = 16;
config.MinimalMemoryAreaSize = 4096 * 32;
config.MaximalMemoryAreaSize = 4096ull * 4096ull * 4096ull;
@@ -48,6 +48,7 @@ int main()
myptrs[i] = malloc(size);
#else
myptrs[i] = MIHP_Allocate(&myHeap, size);
myptrs[i][size - 1] = '\0';
MIHP_ValidateHeap(&myHeap);
#endif
}
@@ -74,14 +75,16 @@ int main()
for (int i = 0; i < NUM_ALLOCATIONS; i++)
{
volatile int n = i;
if (myptrs[i])
if (!myptrs[i])
{
size_t size = 300 + rand() % 500;
#if USE_MALLOC
myptrs[i] = realloc(myptrs[i], size);
#else
myptrs[i] = MIHP_Realloc(&myHeap, myptrs[i], size);
//myptrs[i] = MIHP_Realloc(&myHeap, myptrs[i], size);
myptrs[i] = MIHP_Allocate(&myHeap, size);
myptrs[i][size - 1] = '\0';
MIHP_ValidateHeap(&myHeap);