TAP_MemRealloc.c

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#include "libFireBird.h"
 
void *TAP_MemRealloc(void *ptr, size_t OldSize, size_t NewSize, bool InitMemory)
{
  TRACEENTER();
 
  void *temp;
 
  temp = TAP_MemAlloc(NewSize);
  if(temp == NULL)
  {
    // out of memory!
    LogEntryFBLibPrintf(TRUE, "TAP_MemRealloc: not enough memory (alloc returned NULL)");
 
    TRACEEXIT();
    return NULL;
  }
 
  if(ptr && (OldSize > 0))
  {
    memcpy(temp, ptr, OldSize);
    TAP_MemFree(ptr);
  }
 
  if(InitMemory) memset((byte *) temp + OldSize, 0, NewSize - OldSize);
 
  TRACEEXIT();
  return temp;
}