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MemoryTracker improvement.

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This commit is contained in:
jief666 2024-01-07 15:52:11 +01:00
parent 451ebf624e
commit 4b2722a30e
2 changed files with 15 additions and 10 deletions
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21
rEFIt_UEFI/cpp_lib/MemoryTracker.cpp
View File

@ -31,6 +31,7 @@
uint64_t MT_alloc_count = 0;
bool MT_recording = false;
uint64_t MT_count_to_break_into = 0;
bool MT_report_deleting_non_recoded_ptr = false;
MTArray<uintptr_t> allocatedPtrArray;
MTArray<uint64_t> allocatedPtrInfoArray;
@ -121,7 +122,9 @@ void my_free(IN void *MemoryPlus16)
uintptr_t ref2 = uintptr_t(MemoryPlus16);
auto idx = allocatedPtrArray.indexOf(ref2);
if ( idx == MAX_XSIZE ) {
//DBG("Delete non recorded ptr %llx\n", uintptr_t(MemoryPlus16));
if ( MT_report_deleting_non_recoded_ptr ) {
DBG("ERROR : Delete non recorded ptr %llx\n", uintptr_t(MemoryPlus16));
}
real_free(MemoryPlus16);
return;
}
@ -130,10 +133,10 @@ void my_free(IN void *MemoryPlus16)
uint64_t AllocationSize = *(uint64_t*)Memory;
if ( *((uint64_t*)Memory + 1) != MAGIC_BEGINNING ) {
DBG("Buffer underrun for ptr %llx count %lld\n", uintptr_t(MemoryPlus16), allocatedPtrInfoArray[idx]);
DBG("ERROR : Buffer underrun for ptr %llx count %lld\n", uintptr_t(MemoryPlus16), allocatedPtrInfoArray[idx]);
}
if ( *(uint64_t*)( ((uint8_t*)Memory) + 16 + AllocationSize ) != MAGIC_END ) {
DBG("Buffer overrun for ptr %llx count %lld\n", uintptr_t(MemoryPlus16), allocatedPtrInfoArray[idx]);
DBG("ERROR : Buffer overrun for ptr %llx count %lld\n", uintptr_t(MemoryPlus16), allocatedPtrInfoArray[idx]);
}
allocatedPtrArray.RemoveAtIndex(idx);
allocatedPtrInfoArray.RemoveAtIndex(idx);
@ -165,6 +168,7 @@ void MemoryTrackerInit()
{
MT_alloc_count = 0;
MT_recording = false;
MT_report_deleting_non_recoded_ptr = false;
}
@ -174,6 +178,7 @@ void MemoryTrackerInit()
void MemoryTrackerInstallHook()
{
MT_recording = true;
MT_report_deleting_non_recoded_ptr = true;
}
void MT_outputDanglingPtr()
@ -216,14 +221,14 @@ MTArray<TYPE>::MTArray() : m_data(0), m_len(0), m_allocatedSize(4096)
template<class TYPE>
size_t MTArray<TYPE>::indexOf(TYPE& e) const
size_t MTArray<TYPE>::indexOf(TYPE e) const
{
size_t i;
for ( i=0 ; i<length() ; i+=1 ) {
if ( m_data[i] == e ) return i;
}
return MAX_XSIZE;
for ( i=0 ; i<length() ; i+=1 ) {
if ( m_data[i] == e ) return i;
}
return MAX_XSIZE;
}
/* CheckSize() // nNewSize is number of TYPE, not in bytes */

4
rEFIt_UEFI/cpp_lib/MemoryTracker.h
View File

@ -9,7 +9,7 @@
#define CPP_LIB_MEMORYTRACKER_H_
#ifdef JIEF_DEBUG
//#define MEMORY_TRACKER_ENABLED
#define MEMORY_TRACKER_ENABLED
#endif
@ -77,7 +77,7 @@ class MTArray
size_t Add(const TYPE newElement, size_t count = 1);
void RemoveAtIndex(size_t nIndex);
void FreeAndRemoveAtIndex(size_t nIndex);
size_t indexOf(TYPE& e) const;
size_t indexOf(TYPE e) const;
};