diff options
Diffstat (limited to 'win/inspircd_memory_functions.cpp')
| -rw-r--r-- | win/inspircd_memory_functions.cpp | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/win/inspircd_memory_functions.cpp b/win/inspircd_memory_functions.cpp index afff4287e..29c37a42e 100644 --- a/win/inspircd_memory_functions.cpp +++ b/win/inspircd_memory_functions.cpp @@ -1,44 +1 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ - * - * InspIRCd: (C) 2002-2007 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits - * - * This program is free but copyrighted software; see - * the file COPYING for details. - * - * --------------------------------------------------- - */ - -#include "inspircd_win32wrapper.h" -#include <exception> -#include <new> -#include <new.h> - -/** On windows, all dll files and executables have their own private heap, - * whereas on POSIX systems, shared objects loaded into an executable share - * the executable's heap. This means that if we pass an arbitrary pointer to - * a windows DLL which is not allocated in that dll, without some form of - * marshalling, we get a page fault. To fix this, these overrided operators - * new and delete use the windows HeapAlloc and HeapFree functions to claim - * memory from the windows global heap. This makes windows 'act like' POSIX - * when it comes to memory usage between dlls and exes. - */ - -void * ::operator new(size_t iSize) -{ - void* ptr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, iSize); /* zero memory for unix compatibility */ - /* This is the correct behaviour according to C++ standards for out of memory, - * not returning null -- Brain - */ - if (!ptr) - throw std::bad_alloc(); - else - return ptr; -} - -void ::operator delete(void * ptr) -{ - HeapFree(GetProcessHeap(), 0, ptr); -} +/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd_win32wrapper.h"
#include <exception>
#include <new>
#include <new.h>
/** On windows, all dll files and executables have their own private heap,
* whereas on POSIX systems, shared objects loaded into an executable share
* the executable's heap. This means that if we pass an arbitrary pointer to
* a windows DLL which is not allocated in that dll, without some form of
* marshalling, we get a page fault. To fix this, these overrided operators
* new and delete use the windows HeapAlloc and HeapFree functions to claim
* memory from the windows global heap. This makes windows 'act like' POSIX
* when it comes to memory usage between dlls and exes.
*/
void * ::operator new(size_t iSize)
{
void* ptr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, iSize); /* zero memory for unix compatibility */
/* This is the correct behaviour according to C++ standards for out of memory,
* not returning null -- Brain
*/
if (!ptr)
throw std::bad_alloc();
else
return ptr;
}
void ::operator delete(void * ptr)
{
HeapFree(GetProcessHeap(), 0, ptr);
}
\ No newline at end of file |