xpcom/glue/nsMemory.cpp

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  37
  38 #include "nsXPCOM.h"
  39 #include "nsMemory.h"
  40 #include "nsXPCOMPrivate.h"
  41 #include "nsDebug.h"
  42 #include "nsISupportsUtils.h"
  43 #include "nsCOMPtr.h"
  44
  45 ////////////////////////////////////////////////////////////////////////////////
  46 // nsMemory static helper routines
  47
  48 NS_COM_GLUE nsresult
  49 nsMemory::HeapMinimize(PRBool aImmediate)
  50 {
  51     nsCOMPtr<nsIMemory> mem;
  52     nsresult rv = NS_GetMemoryManager(getter_AddRefs(mem));
  53     NS_ENSURE_SUCCESS(rv, rv);
  54
  55     return mem->HeapMinimize(aImmediate);
  56 }
  57
  58 NS_COM_GLUE void*
  59 nsMemory::Clone(const void* ptr, PRSize size)
  60 {
  61     void* newPtr = NS_Alloc(size);
  62     if (newPtr)
  63         memcpy(newPtr, ptr, size);
  64     return newPtr;
  65 }
  66
  67 NS_COM_GLUE nsIMemory*
  68 nsMemory::GetGlobalMemoryService()
  69 {
  70     nsIMemory* mem;
  71     nsresult rv = NS_GetMemoryManager(&mem);
  72     if (NS_FAILED(rv)) return nsnull;
  73
  74     return mem;
  75 }
  76
  77 //----------------------------------------------------------------------
  78