/* * MAPI Default IMalloc implementation * * Copyright 2004 Jon Griffiths * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include <stdarg.h> #define COBJMACROS #define NONAMELESSUNION #define NONAMELESSSTRUCT #include "windef.h" #include "winbase.h" #include "winreg.h" #include "winuser.h" #include "winerror.h" #include "winternl.h" #include "objbase.h" #include "shlwapi.h" #include "mapiutil.h" #include "util.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(mapi); static const IMallocVtbl MAPI_IMalloc_vt; typedef struct { IMalloc IMalloc_iface; LONG lRef; } MAPI_IMALLOC; static MAPI_IMALLOC MAPI_IMalloc = { { &MAPI_IMalloc_vt }, 0 }; extern LONG MAPI_ObjectCount; /* In mapi32_main.c */ /************************************************************************* * MAPIGetDefaultMalloc@0 (MAPI32.59) * * Get the default MAPI IMalloc interface. * * PARAMS * None. * * RETURNS * A pointer to the MAPI default allocator. */ LPMALLOC WINAPI MAPIGetDefaultMalloc(void) { TRACE("()\n"); if (mapiFunctions.MAPIGetDefaultMalloc) return mapiFunctions.MAPIGetDefaultMalloc(); IMalloc_AddRef(&MAPI_IMalloc.IMalloc_iface); return &MAPI_IMalloc.IMalloc_iface; } /************************************************************************** * IMAPIMalloc_QueryInterface */ static HRESULT WINAPI IMAPIMalloc_fnQueryInterface(LPMALLOC iface, REFIID refiid, LPVOID *ppvObj) { TRACE("(%s,%p)\n", debugstr_guid(refiid), ppvObj); if (IsEqualIID(refiid, &IID_IUnknown) || IsEqualIID(refiid, &IID_IMalloc)) { *ppvObj = &MAPI_IMalloc; TRACE("Returning IMalloc (%p)\n", *ppvObj); return S_OK; } TRACE("Returning E_NOINTERFACE\n"); return E_NOINTERFACE; } /************************************************************************** * IMAPIMalloc_AddRef */ static ULONG WINAPI IMAPIMalloc_fnAddRef(LPMALLOC iface) { TRACE("(%p)\n", iface); InterlockedIncrement(&MAPI_ObjectCount); return 1u; } /************************************************************************** * IMAPIMalloc_Release */ static ULONG WINAPI IMAPIMalloc_fnRelease(LPMALLOC iface) { TRACE("(%p)\n", iface); InterlockedDecrement(&MAPI_ObjectCount); return 1u; } /************************************************************************** * IMAPIMalloc_Alloc */ static LPVOID WINAPI IMAPIMalloc_fnAlloc(LPMALLOC iface, DWORD cb) { TRACE("(%p)->(%d)\n", iface, cb); return LocalAlloc(LMEM_FIXED, cb); } /************************************************************************** * IMAPIMalloc_Realloc */ static LPVOID WINAPI IMAPIMalloc_fnRealloc(LPMALLOC iface, LPVOID pv, DWORD cb) { TRACE("(%p)->(%p, %d)\n", iface, pv, cb); if (!pv) return LocalAlloc(LMEM_FIXED, cb); if (cb) return LocalReAlloc(pv, cb, LMEM_MOVEABLE); LocalFree(pv); return NULL; } /************************************************************************** * IMAPIMalloc_Free */ static void WINAPI IMAPIMalloc_fnFree(LPMALLOC iface, LPVOID pv) { TRACE("(%p)->(%p)\n", iface, pv); LocalFree(pv); } /************************************************************************** * IMAPIMalloc_GetSize */ static DWORD WINAPI IMAPIMalloc_fnGetSize(LPMALLOC iface, LPVOID pv) { TRACE("(%p)->(%p)\n", iface, pv); return LocalSize(pv); } /************************************************************************** * IMAPIMalloc_DidAlloc */ static INT WINAPI IMAPIMalloc_fnDidAlloc(LPMALLOC iface, LPVOID pv) { TRACE("(%p)->(%p)\n", iface, pv); return -1; } /************************************************************************** * IMAPIMalloc_HeapMinimize */ static void WINAPI IMAPIMalloc_fnHeapMinimize(LPMALLOC iface) { TRACE("(%p)\n", iface); } static const IMallocVtbl MAPI_IMalloc_vt = { IMAPIMalloc_fnQueryInterface, IMAPIMalloc_fnAddRef, IMAPIMalloc_fnRelease, IMAPIMalloc_fnAlloc, IMAPIMalloc_fnRealloc, IMAPIMalloc_fnFree, IMAPIMalloc_fnGetSize, IMAPIMalloc_fnDidAlloc, IMAPIMalloc_fnHeapMinimize };