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lightning-sunbird  0.9+nobinonly
nsMemory.cpp
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00037 
00038 #include "nsXPCOM.h"
00039 #include "nsMemory.h"
00040 #include "nsXPCOMPrivate.h"
00041 #include "nsDebug.h"
00042 #include "nsISupportsUtils.h"
00043 #include "nsCOMPtr.h"
00044 
00046 // nsMemory static helper routines
00047 
00048 NS_COM_GLUE nsresult
00049 nsMemory::HeapMinimize(PRBool aImmediate)
00050 {
00051     nsCOMPtr<nsIMemory> mem;
00052     nsresult rv = NS_GetMemoryManager(getter_AddRefs(mem));
00053     NS_ENSURE_SUCCESS(rv, rv);
00054 
00055     return mem->HeapMinimize(aImmediate);
00056 }
00057 
00058 NS_COM_GLUE void*
00059 nsMemory::Clone(const void* ptr, PRSize size)
00060 {
00061     void* newPtr = NS_Alloc(size);
00062     if (newPtr)
00063         memcpy(newPtr, ptr, size);
00064     return newPtr;
00065 }
00066 
00067 NS_COM_GLUE nsIMemory*
00068 nsMemory::GetGlobalMemoryService()
00069 {
00070     nsIMemory* mem;
00071     nsresult rv = NS_GetMemoryManager(&mem);
00072     if (NS_FAILED(rv)) return nsnull;
00073    
00074     return mem;
00075 }
00076 
00077 //----------------------------------------------------------------------
00078