author Ed Lee <>
Fri, 03 Nov 2017 12:08:30 -0700
changeset 443416 def95432b0a17a1b29bef1e6aea9305d69572fb9
parent 409400 3284fc12e07d089d7e79475e5e821bce00a3175c
child 449418 16dda9d15c06fd789c6ca425bc5efae46414cf05
permissions -rw-r--r--
Bug 1413550 - Add per-platform styles, per-locale html and bug fixes to Activity Stream. r=k88hudson MozReview-Commit-ID: I7Y4nfrAvLL

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: sw=4 ts=4 et :
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at */

#include "mozilla/Types.h"
#include <windows.h>

// Building with USE_STATIC_LIBS = True sets -MT instead of -MD. -MT sets _MT,
// while -MD sets _MT and _DLL.
#if defined(_MT) && !defined(_DLL)

#if defined(MOZ_MEMORY) && !defined(MOZ_STATIC_RUNTIME)
// mozalloc.cpp is part of the same library as mozmemory, thus MOZ_MEMORY_IMPL
// is needed.
#include "mozmemory_wrap.h"

// See mozmemory_wrap.h for more details. This file is part of libmozglue, so
// it needs to use _impl suffixes. However, with libmozglue growing, this is
// becoming cumbersome, so we will likely use a malloc.h wrapper of some sort
// and allow the use of the functions without a _impl suffix.
#define MALLOC_DECL(name, return_type, ...) \
  MOZ_MEMORY_API return_type name ## _impl(__VA_ARGS__);
#include "malloc_decls.h"

// Warning: C4273: 'HeapAlloc': inconsistent dll linkage
// The Windows headers define HeapAlloc as dllimport, but we define it as
// dllexport, which is a voluntary inconsistency.
#pragma warning(disable: 4273)

LPVOID WINAPI HeapAlloc(_In_ HANDLE hHeap, _In_ DWORD dwFlags,
                        _In_ SIZE_T dwBytes)
    if (dwFlags & HEAP_ZERO_MEMORY) {
        return calloc_impl(1, dwBytes);
    return malloc_impl(dwBytes);

LPVOID WINAPI HeapReAlloc(_In_ HANDLE hHeap, _In_ DWORD dwFlags,
                          _In_ LPVOID lpMem, _In_ SIZE_T dwBytes)
    // The HeapReAlloc contract is that failures preserve the existing
    // allocation. We can't try to realloc in-place without possibly
    // freeing the original allocation, breaking the contract.
    // We also can't guarantee we zero all the memory from the end of
    // the original allocation to the end of the new one because of the
    // difference between the originally requested size and what
    // malloc_usable_size would return us.
    // So for both cases, just tell the caller we can't do what they
    // requested.
        return NULL;
    return realloc_impl(lpMem, dwBytes);

BOOL WINAPI HeapFree(_In_ HANDLE hHeap, _In_ DWORD dwFlags,
                     _In_ LPVOID lpMem)
    return true;