X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=win%2Finspircd_memory_functions.cpp;h=2093bf3a8ed09d3c72e69903ac61ed8cf6aa503d;hb=86c454a676eed57486fc555c3a9df57cd12b4dd6;hp=2ab9d8bb510617b92a13fdf07326fe4629266fb6;hpb=4eaa390776ad257b5996bd31f099a2255f8df148;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/win/inspircd_memory_functions.cpp b/win/inspircd_memory_functions.cpp index 2ab9d8bb5..2093bf3a8 100644 --- a/win/inspircd_memory_functions.cpp +++ b/win/inspircd_memory_functions.cpp @@ -1,44 +1,66 @@ -/* +------------------------------------+ - * | 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 -#include -#include - -/** 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); -} +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2007 Dennis Friis + * + * This file is part of InspIRCd. InspIRCd is free software: you can + * redistribute it and/or modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation, version 2. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + + +#include +#include +#include +#include + +/** 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(), 0, iSize); + /* 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) +{ + if (ptr) + HeapFree(GetProcessHeap(), 0, ptr); +} + +void * operator new[] (size_t iSize) +{ + void* ptr = HeapAlloc(GetProcessHeap(), 0, iSize); + if (!ptr) + throw std::bad_alloc(); + else + return ptr; +} + +void operator delete[] (void* ptr) +{ + if (ptr) + HeapFree(GetProcessHeap(), 0, ptr); +}