2154 lines
56 KiB
C
2154 lines
56 KiB
C
/*
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* COMPOBJ library
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*
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* Copyright 1995 Martin von Loewis
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* Copyright 1998 Justin Bradford
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* Copyright 1999 Francis Beaudet
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* Copyright 1999 Sylvain St-Germain
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*/
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#include "config.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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#ifdef HAVE_SYS_FILE_H
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# include <sys/file.h>
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#endif
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#include <sys/ioctl.h>
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_SYS_SOCKIO_H
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# include <sys/sockio.h>
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#endif
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#ifdef HAVE_NET_IF_H
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# include <net/if.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include <assert.h>
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#include "windef.h"
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#include "wtypes.h"
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#include "wingdi.h"
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#include "wine/winbase16.h"
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#include "winerror.h"
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#include "wownt32.h"
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#include "ole.h"
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#include "ole2ver.h"
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#include "debugtools.h"
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#include "file.h"
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#include "heap.h"
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#include "ldt.h"
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#include "winreg.h"
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#include "wine/obj_base.h"
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#include "wine/obj_misc.h"
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#include "wine/obj_storage.h"
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#include "wine/obj_clientserver.h"
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#include "ifs.h"
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#include "compobj.h"
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DEFAULT_DEBUG_CHANNEL(ole);
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/****************************************************************************
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* COM External Lock structures and methods declaration
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*
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* This api provides a linked list to managed external references to
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* COM objects.
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*
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* The public interface consists of three calls:
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* COM_ExternalLockAddRef
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* COM_ExternalLockRelease
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* COM_ExternalLockFreeList
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*/
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#define EL_END_OF_LIST 0
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#define EL_NOT_FOUND 0
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/*
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* Declaration of the static structure that manage the
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* external lock to COM objects.
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*/
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typedef struct COM_ExternalLock COM_ExternalLock;
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typedef struct COM_ExternalLockList COM_ExternalLockList;
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struct COM_ExternalLock
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{
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IUnknown *pUnk; /* IUnknown referenced */
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ULONG uRefCount; /* external lock counter to IUnknown object*/
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COM_ExternalLock *next; /* Pointer to next element in list */
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};
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struct COM_ExternalLockList
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{
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COM_ExternalLock *head; /* head of list */
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};
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/*
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* Declaration and initialization of the static structure that manages
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* the external lock to COM objects.
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*/
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static COM_ExternalLockList elList = { EL_END_OF_LIST };
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/*
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* Public Interface to the external lock list
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*/
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static void COM_ExternalLockFreeList();
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static void COM_ExternalLockAddRef(IUnknown *pUnk);
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static void COM_ExternalLockRelease(IUnknown *pUnk, BOOL bRelAll);
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void COM_ExternalLockDump(); /* testing purposes, not static to avoid warning */
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/*
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* Private methods used to managed the linked list
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*/
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static BOOL COM_ExternalLockInsert(
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IUnknown *pUnk);
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static void COM_ExternalLockDelete(
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COM_ExternalLock *element);
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static COM_ExternalLock* COM_ExternalLockFind(
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IUnknown *pUnk);
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static COM_ExternalLock* COM_ExternalLockLocate(
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COM_ExternalLock *element,
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IUnknown *pUnk);
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/****************************************************************************
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* This section defines variables internal to the COM module.
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*
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* TODO: Most of these things will have to be made thread-safe.
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*/
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HINSTANCE16 COMPOBJ_hInstance = 0;
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HINSTANCE COMPOBJ_hInstance32 = 0;
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static int COMPOBJ_Attach = 0;
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LPMALLOC16 currentMalloc16=NULL;
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LPMALLOC currentMalloc32=NULL;
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HTASK16 hETask = 0;
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WORD Table_ETask[62];
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/*
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* This lock count counts the number of times CoInitialize is called. It is
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* decreased every time CoUninitialize is called. When it hits 0, the COM
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* libraries are freed
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*/
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static ULONG s_COMLockCount = 0;
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/*
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* This linked list contains the list of registered class objects. These
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* are mostly used to register the factories for out-of-proc servers of OLE
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* objects.
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*
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* TODO: Make this data structure aware of inter-process communication. This
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* means that parts of this will be exported to the Wine Server.
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*/
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typedef struct tagRegisteredClass
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{
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CLSID classIdentifier;
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LPUNKNOWN classObject;
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DWORD runContext;
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DWORD connectFlags;
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DWORD dwCookie;
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struct tagRegisteredClass* nextClass;
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} RegisteredClass;
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static RegisteredClass* firstRegisteredClass = NULL;
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/* this open DLL table belongs in a per process table, but my guess is that
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* it shouldn't live in the kernel, so I'll put them out here in DLL
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* space assuming that there is one OLE32 per process.
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*/
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typedef struct tagOpenDll {
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HINSTANCE hLibrary;
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struct tagOpenDll *next;
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} OpenDll;
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static OpenDll *openDllList = NULL; /* linked list of open dlls */
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/*****************************************************************************
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* This section contains prototypes to internal methods for this
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* module
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*/
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static HRESULT COM_GetRegisteredClassObject(REFCLSID rclsid,
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DWORD dwClsContext,
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LPUNKNOWN* ppUnk);
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static void COM_RevokeAllClasses();
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/******************************************************************************
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* CoBuildVersion [COMPOBJ.1]
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*
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* RETURNS
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* Current build version, hiword is majornumber, loword is minornumber
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*/
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DWORD WINAPI CoBuildVersion(void)
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{
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TRACE("Returning version %d, build %d.\n", rmm, rup);
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return (rmm<<16)+rup;
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}
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/******************************************************************************
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* CoInitialize16 [COMPOBJ.2]
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* Set the win16 IMalloc used for memory management
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*/
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HRESULT WINAPI CoInitialize16(
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LPVOID lpReserved /* [in] pointer to win16 malloc interface */
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) {
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currentMalloc16 = (LPMALLOC16)lpReserved;
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return S_OK;
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}
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/******************************************************************************
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* CoInitialize [OLE32.26]
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*
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* Initializes the COM libraries.
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*
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* See CoInitializeEx
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*/
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HRESULT WINAPI CoInitialize(
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LPVOID lpReserved /* [in] pointer to win32 malloc interface
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(obsolete, should be NULL) */
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)
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{
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/*
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* Just delegate to the newer method.
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*/
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return CoInitializeEx(lpReserved, COINIT_APARTMENTTHREADED);
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}
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/******************************************************************************
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* CoInitializeEx [OLE32.163]
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*
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* Initializes the COM libraries. The behavior used to set the win32 IMalloc
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* used for memory management is obsolete.
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*
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* RETURNS
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* S_OK if successful,
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* S_FALSE if this function was called already.
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* RPC_E_CHANGED_MODE if a previous call to CoInitialize specified another
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* threading model.
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*
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* BUGS
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* Only the single threaded model is supported. As a result RPC_E_CHANGED_MODE
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* is never returned.
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*
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* See the windows documentation for more details.
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*/
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HRESULT WINAPI CoInitializeEx(
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LPVOID lpReserved, /* [in] pointer to win32 malloc interface
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(obsolete, should be NULL) */
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DWORD dwCoInit /* [in] A value from COINIT specifies the threading model */
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)
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{
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HRESULT hr;
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TRACE("(%p, %x)\n", lpReserved, (int)dwCoInit);
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if (lpReserved!=NULL)
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{
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ERR("(%p, %x) - Bad parameter passed-in %p, must be an old Windows Application\n", lpReserved, (int)dwCoInit, lpReserved);
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}
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/*
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* Check for unsupported features.
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*/
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if (dwCoInit!=COINIT_APARTMENTTHREADED)
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{
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FIXME(":(%p,%x): unsupported flag %x\n", lpReserved, (int)dwCoInit, (int)dwCoInit);
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/* Hope for the best and continue anyway */
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}
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/*
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* Check the lock count. If this is the first time going through the initialize
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* process, we have to initialize the libraries.
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*/
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if (s_COMLockCount==0)
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{
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/*
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* Initialize the various COM libraries and data structures.
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*/
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TRACE("() - Initializing the COM libraries\n");
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RunningObjectTableImpl_Initialize();
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hr = S_OK;
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}
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else
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hr = S_FALSE;
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/*
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* Crank-up that lock count.
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*/
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s_COMLockCount++;
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return hr;
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}
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/***********************************************************************
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* CoUninitialize16 [COMPOBJ.3]
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* Don't know what it does.
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* 3-Nov-98 -- this was originally misspelled, I changed it to what I
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* believe is the correct spelling
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*/
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void WINAPI CoUninitialize16(void)
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{
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TRACE("()\n");
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CoFreeAllLibraries();
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}
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/***********************************************************************
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* CoUninitialize [OLE32.47]
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*
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* This method will release the COM libraries.
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*
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* See the windows documentation for more details.
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*/
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void WINAPI CoUninitialize(void)
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{
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TRACE("()\n");
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/*
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* Decrease the reference count.
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*/
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s_COMLockCount--;
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/*
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* If we are back to 0 locks on the COM library, make sure we free
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* all the associated data structures.
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*/
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if (s_COMLockCount==0)
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{
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/*
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* Release the various COM libraries and data structures.
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*/
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TRACE("() - Releasing the COM libraries\n");
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RunningObjectTableImpl_UnInitialize();
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/*
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* Release the references to the registered class objects.
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*/
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COM_RevokeAllClasses();
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/*
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* This will free the loaded COM Dlls.
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*/
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CoFreeAllLibraries();
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/*
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* This will free list of external references to COM objects.
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*/
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COM_ExternalLockFreeList();
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}
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}
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/***********************************************************************
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* CoGetMalloc16 [COMPOBJ.4]
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* RETURNS
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* The current win16 IMalloc
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*/
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HRESULT WINAPI CoGetMalloc16(
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DWORD dwMemContext, /* [in] unknown */
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LPMALLOC16 * lpMalloc /* [out] current win16 malloc interface */
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) {
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if(!currentMalloc16)
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currentMalloc16 = IMalloc16_Constructor();
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*lpMalloc = currentMalloc16;
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return S_OK;
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}
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/******************************************************************************
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* CoGetMalloc [OLE32.20]
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*
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* RETURNS
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* The current win32 IMalloc
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*/
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HRESULT WINAPI CoGetMalloc(
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DWORD dwMemContext, /* [in] unknown */
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LPMALLOC *lpMalloc /* [out] current win32 malloc interface */
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) {
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if(!currentMalloc32)
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currentMalloc32 = IMalloc_Constructor();
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*lpMalloc = currentMalloc32;
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return S_OK;
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}
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/***********************************************************************
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* CoCreateStandardMalloc16 [COMPOBJ.71]
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*/
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HRESULT WINAPI CoCreateStandardMalloc16(DWORD dwMemContext,
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LPMALLOC16 *lpMalloc)
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{
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/* FIXME: docu says we shouldn't return the same allocator as in
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* CoGetMalloc16 */
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*lpMalloc = IMalloc16_Constructor();
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return S_OK;
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}
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/******************************************************************************
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* CoDisconnectObject [COMPOBJ.15]
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*/
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HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
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{
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TRACE("%p %lx\n",lpUnk,reserved);
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return S_OK;
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}
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/***********************************************************************
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* IsEqualGUID16 [COMPOBJ.18]
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*
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* Compares two Unique Identifiers.
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*
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* RETURNS
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* TRUE if equal
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*/
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BOOL16 WINAPI IsEqualGUID16(
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GUID* g1, /* [in] unique id 1 */
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GUID* g2 /* [in] unique id 2 */
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) {
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return !memcmp( g1, g2, sizeof(GUID) );
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}
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/***********************************************************************
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* IsEqualGUID32 [OLE32.76]
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*
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* Compares two Unique Identifiers.
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*
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* RETURNS
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* TRUE if equal
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*/
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BOOL WINAPI IsEqualGUID32(
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REFGUID rguid1, /* [in] unique id 1 */
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REFGUID rguid2 /* [in] unique id 2 */
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)
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{
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return !memcmp(rguid1,rguid2,sizeof(GUID));
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}
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/******************************************************************************
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* CLSIDFromString16 [COMPOBJ.20]
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* Converts a unique identifier from its string representation into
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* the GUID struct.
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*
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* Class id: DWORD-WORD-WORD-BYTES[2]-BYTES[6]
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*
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* RETURNS
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* the converted GUID
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*/
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HRESULT WINAPI CLSIDFromString16(
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LPCOLESTR16 idstr, /* [in] string representation of guid */
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CLSID *id /* [out] GUID converted from string */
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) {
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BYTE *s = (BYTE *) idstr;
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BYTE *p;
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int i;
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BYTE table[256];
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if (!s)
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s = "{00000000-0000-0000-0000-000000000000}";
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else { /* validate the CLSID string */
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if (strlen(s) != 38)
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return CO_E_CLASSSTRING;
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if ((s[0]!='{') || (s[9]!='-') || (s[14]!='-') || (s[19]!='-') || (s[24]!='-') || (s[37]!='}'))
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return CO_E_CLASSSTRING;
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for (i=1; i<37; i++)
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{
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if ((i == 9)||(i == 14)||(i == 19)||(i == 24)) continue;
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if (!(((s[i] >= '0') && (s[i] <= '9')) ||
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((s[i] >= 'a') && (s[i] <= 'f')) ||
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((s[i] >= 'A') && (s[i] <= 'F')))
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)
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return CO_E_CLASSSTRING;
|
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}
|
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}
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TRACE("%s -> %p\n", s, id);
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|
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/* quick lookup table */
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memset(table, 0, 256);
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for (i = 0; i < 10; i++) {
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table['0' + i] = i;
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}
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for (i = 0; i < 6; i++) {
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table['A' + i] = i+10;
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table['a' + i] = i+10;
|
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}
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|
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/* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
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|
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p = (BYTE *) id;
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|
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s++; /* skip leading brace */
|
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for (i = 0; i < 4; i++) {
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p[3 - i] = table[*s]<<4 | table[*(s+1)];
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s += 2;
|
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}
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p += 4;
|
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s++; /* skip - */
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for (i = 0; i < 2; i++) {
|
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p[1-i] = table[*s]<<4 | table[*(s+1)];
|
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s += 2;
|
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}
|
|
p += 2;
|
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s++; /* skip - */
|
|
|
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for (i = 0; i < 2; i++) {
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p[1-i] = table[*s]<<4 | table[*(s+1)];
|
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s += 2;
|
|
}
|
|
p += 2;
|
|
s++; /* skip - */
|
|
|
|
/* these are just sequential bytes */
|
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for (i = 0; i < 2; i++) {
|
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*p++ = table[*s]<<4 | table[*(s+1)];
|
|
s += 2;
|
|
}
|
|
s++; /* skip - */
|
|
|
|
for (i = 0; i < 6; i++) {
|
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*p++ = table[*s]<<4 | table[*(s+1)];
|
|
s += 2;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CoCreateGuid[OLE32.6]
|
|
*
|
|
* Creates a 128bit GUID.
|
|
* Implemented according the DCE specification for UUID generation.
|
|
* Code is based upon uuid library in e2fsprogs by Theodore Ts'o.
|
|
* Copyright (C) 1996, 1997 Theodore Ts'o.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* S_OK if successful.
|
|
*/
|
|
HRESULT WINAPI CoCreateGuid(
|
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GUID *pguid /* [out] points to the GUID to initialize */
|
|
) {
|
|
static char has_init = 0;
|
|
unsigned char a[6];
|
|
static int adjustment = 0;
|
|
static struct timeval last = {0, 0};
|
|
static UINT16 clock_seq;
|
|
struct timeval tv;
|
|
unsigned long long clock_reg;
|
|
UINT clock_high, clock_low;
|
|
UINT16 temp_clock_seq, temp_clock_mid, temp_clock_hi_and_version;
|
|
#ifdef HAVE_NET_IF_H
|
|
int sd;
|
|
struct ifreq ifr, *ifrp;
|
|
struct ifconf ifc;
|
|
char buf[1024];
|
|
int n, i;
|
|
#endif
|
|
|
|
/* Have we already tried to get the MAC address? */
|
|
if (!has_init) {
|
|
#ifdef HAVE_NET_IF_H
|
|
/* BSD 4.4 defines the size of an ifreq to be
|
|
* max(sizeof(ifreq), sizeof(ifreq.ifr_name)+ifreq.ifr_addr.sa_len
|
|
* However, under earlier systems, sa_len isn't present, so
|
|
* the size is just sizeof(struct ifreq)
|
|
*/
|
|
#ifdef HAVE_SA_LEN
|
|
# ifndef max
|
|
# define max(a,b) ((a) > (b) ? (a) : (b))
|
|
# endif
|
|
# define ifreq_size(i) max(sizeof(struct ifreq),\
|
|
sizeof((i).ifr_name)+(i).ifr_addr.sa_len)
|
|
# else
|
|
# define ifreq_size(i) sizeof(struct ifreq)
|
|
# endif /* HAVE_SA_LEN */
|
|
|
|
sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP);
|
|
if (sd < 0) {
|
|
/* if we can't open a socket, just use random numbers */
|
|
/* set the multicast bit to prevent conflicts with real cards */
|
|
a[0] = (rand() & 0xff) | 0x80;
|
|
a[1] = rand() & 0xff;
|
|
a[2] = rand() & 0xff;
|
|
a[3] = rand() & 0xff;
|
|
a[4] = rand() & 0xff;
|
|
a[5] = rand() & 0xff;
|
|
} else {
|
|
memset(buf, 0, sizeof(buf));
|
|
ifc.ifc_len = sizeof(buf);
|
|
ifc.ifc_buf = buf;
|
|
/* get the ifconf interface */
|
|
if (ioctl (sd, SIOCGIFCONF, (char *)&ifc) < 0) {
|
|
close(sd);
|
|
/* no ifconf, so just use random numbers */
|
|
/* set the multicast bit to prevent conflicts with real cards */
|
|
a[0] = (rand() & 0xff) | 0x80;
|
|
a[1] = rand() & 0xff;
|
|
a[2] = rand() & 0xff;
|
|
a[3] = rand() & 0xff;
|
|
a[4] = rand() & 0xff;
|
|
a[5] = rand() & 0xff;
|
|
} else {
|
|
/* loop through the interfaces, looking for a valid one */
|
|
n = ifc.ifc_len;
|
|
for (i = 0; i < n; i+= ifreq_size(*ifr) ) {
|
|
ifrp = (struct ifreq *)((char *) ifc.ifc_buf+i);
|
|
strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ);
|
|
/* try to get the address for this interface */
|
|
# ifdef SIOCGIFHWADDR
|
|
if (ioctl(sd, SIOCGIFHWADDR, &ifr) < 0)
|
|
continue;
|
|
memcpy(a, (unsigned char *)&ifr.ifr_hwaddr.sa_data, 6);
|
|
# else
|
|
# ifdef SIOCGENADDR
|
|
if (ioctl(sd, SIOCGENADDR, &ifr) < 0)
|
|
continue;
|
|
memcpy(a, (unsigned char *) ifr.ifr_enaddr, 6);
|
|
# else
|
|
/* XXX we don't have a way of getting the hardware address */
|
|
close(sd);
|
|
a[0] = 0;
|
|
break;
|
|
# endif /* SIOCGENADDR */
|
|
# endif /* SIOCGIFHWADDR */
|
|
/* make sure it's not blank */
|
|
if (!a[0] && !a[1] && !a[2] && !a[3] && !a[4] && !a[5])
|
|
continue;
|
|
|
|
goto valid_address;
|
|
}
|
|
/* if we didn't find a valid address, make a random one */
|
|
/* once again, set multicast bit to avoid conflicts */
|
|
a[0] = (rand() & 0xff) | 0x80;
|
|
a[1] = rand() & 0xff;
|
|
a[2] = rand() & 0xff;
|
|
a[3] = rand() & 0xff;
|
|
a[4] = rand() & 0xff;
|
|
a[5] = rand() & 0xff;
|
|
|
|
valid_address:
|
|
close(sd);
|
|
}
|
|
}
|
|
#else
|
|
/* no networking info, so generate a random address */
|
|
a[0] = (rand() & 0xff) | 0x80;
|
|
a[1] = rand() & 0xff;
|
|
a[2] = rand() & 0xff;
|
|
a[3] = rand() & 0xff;
|
|
a[4] = rand() & 0xff;
|
|
a[5] = rand() & 0xff;
|
|
#endif /* HAVE_NET_IF_H */
|
|
has_init = 1;
|
|
}
|
|
|
|
/* generate time element of GUID */
|
|
|
|
/* Assume that the gettimeofday() has microsecond granularity */
|
|
#define MAX_ADJUSTMENT 10
|
|
|
|
try_again:
|
|
gettimeofday(&tv, 0);
|
|
if ((last.tv_sec == 0) && (last.tv_usec == 0)) {
|
|
clock_seq = ((rand() & 0xff) << 8) + (rand() & 0xff);
|
|
clock_seq &= 0x1FFF;
|
|
last = tv;
|
|
last.tv_sec--;
|
|
}
|
|
if ((tv.tv_sec < last.tv_sec) ||
|
|
((tv.tv_sec == last.tv_sec) &&
|
|
(tv.tv_usec < last.tv_usec))) {
|
|
clock_seq = (clock_seq+1) & 0x1FFF;
|
|
adjustment = 0;
|
|
} else if ((tv.tv_sec == last.tv_sec) &&
|
|
(tv.tv_usec == last.tv_usec)) {
|
|
if (adjustment >= MAX_ADJUSTMENT)
|
|
goto try_again;
|
|
adjustment++;
|
|
} else
|
|
adjustment = 0;
|
|
|
|
clock_reg = tv.tv_usec*10 + adjustment;
|
|
clock_reg += ((unsigned long long) tv.tv_sec)*10000000;
|
|
clock_reg += (((unsigned long long) 0x01B21DD2) << 32) + 0x13814000;
|
|
|
|
clock_high = clock_reg >> 32;
|
|
clock_low = clock_reg;
|
|
temp_clock_seq = clock_seq | 0x8000;
|
|
temp_clock_mid = (UINT16)clock_high;
|
|
temp_clock_hi_and_version = (clock_high >> 16) | 0x1000;
|
|
|
|
/* pack the information into the GUID structure */
|
|
|
|
((unsigned char*)&pguid->Data1)[3] = (unsigned char)clock_low;
|
|
clock_low >>= 8;
|
|
((unsigned char*)&pguid->Data1)[2] = (unsigned char)clock_low;
|
|
clock_low >>= 8;
|
|
((unsigned char*)&pguid->Data1)[1] = (unsigned char)clock_low;
|
|
clock_low >>= 8;
|
|
((unsigned char*)&pguid->Data1)[0] = (unsigned char)clock_low;
|
|
|
|
((unsigned char*)&pguid->Data2)[1] = (unsigned char)temp_clock_mid;
|
|
temp_clock_mid >>= 8;
|
|
((unsigned char*)&pguid->Data2)[0] = (unsigned char)temp_clock_mid;
|
|
|
|
((unsigned char*)&pguid->Data3)[1] = (unsigned char)temp_clock_hi_and_version;
|
|
temp_clock_hi_and_version >>= 8;
|
|
((unsigned char*)&pguid->Data3)[0] = (unsigned char)temp_clock_hi_and_version;
|
|
|
|
((unsigned char*)pguid->Data4)[1] = (unsigned char)temp_clock_seq;
|
|
temp_clock_seq >>= 8;
|
|
((unsigned char*)pguid->Data4)[0] = (unsigned char)temp_clock_seq;
|
|
|
|
((unsigned char*)pguid->Data4)[2] = a[0];
|
|
((unsigned char*)pguid->Data4)[3] = a[1];
|
|
((unsigned char*)pguid->Data4)[4] = a[2];
|
|
((unsigned char*)pguid->Data4)[5] = a[3];
|
|
((unsigned char*)pguid->Data4)[6] = a[4];
|
|
((unsigned char*)pguid->Data4)[7] = a[5];
|
|
|
|
TRACE("%p", pguid);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CLSIDFromString [OLE32.3]
|
|
* Converts a unique identifier from its string representation into
|
|
* the GUID struct.
|
|
*
|
|
* UNDOCUMENTED
|
|
* If idstr is not a valid CLSID string then it gets treated as a ProgID
|
|
*
|
|
* RETURNS
|
|
* the converted GUID
|
|
*/
|
|
HRESULT WINAPI CLSIDFromString(
|
|
LPCOLESTR idstr, /* [in] string representation of GUID */
|
|
CLSID *id /* [out] GUID represented by above string */
|
|
) {
|
|
LPOLESTR16 xid = HEAP_strdupWtoA(GetProcessHeap(),0,idstr);
|
|
OLESTATUS ret = CLSIDFromString16(xid,id);
|
|
|
|
HeapFree(GetProcessHeap(),0,xid);
|
|
if(ret != S_OK) { /* It appears a ProgID is also valid */
|
|
ret = CLSIDFromProgID(idstr, id);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* WINE_StringFromCLSID [Internal]
|
|
* Converts a GUID into the respective string representation.
|
|
*
|
|
* NOTES
|
|
*
|
|
* RETURNS
|
|
* the string representation and OLESTATUS
|
|
*/
|
|
static HRESULT WINE_StringFromCLSID(
|
|
const CLSID *id, /* [in] GUID to be converted */
|
|
LPSTR idstr /* [out] pointer to buffer to contain converted guid */
|
|
) {
|
|
static const char *hex = "0123456789ABCDEF";
|
|
char *s;
|
|
int i;
|
|
|
|
if (!id)
|
|
{ ERR("called with id=Null\n");
|
|
*idstr = 0x00;
|
|
return E_FAIL;
|
|
}
|
|
|
|
sprintf(idstr, "{%08lX-%04X-%04X-%02X%02X-",
|
|
id->Data1, id->Data2, id->Data3,
|
|
id->Data4[0], id->Data4[1]);
|
|
s = &idstr[25];
|
|
|
|
/* 6 hex bytes */
|
|
for (i = 2; i < 8; i++) {
|
|
*s++ = hex[id->Data4[i]>>4];
|
|
*s++ = hex[id->Data4[i] & 0xf];
|
|
}
|
|
|
|
*s++ = '}';
|
|
*s++ = '\0';
|
|
|
|
TRACE("%p->%s\n", id, idstr);
|
|
|
|
return OLE_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StringFromCLSID16 [COMPOBJ.19]
|
|
* Converts a GUID into the respective string representation.
|
|
* The target string is allocated using the OLE IMalloc.
|
|
* RETURNS
|
|
* the string representation and OLESTATUS
|
|
*/
|
|
HRESULT WINAPI StringFromCLSID16(
|
|
REFCLSID id, /* [in] the GUID to be converted */
|
|
LPOLESTR16 *idstr /* [out] a pointer to a to-be-allocated segmented pointer pointing to the resulting string */
|
|
|
|
) {
|
|
LPMALLOC16 mllc;
|
|
OLESTATUS ret;
|
|
DWORD args[2];
|
|
|
|
ret = CoGetMalloc16(0,&mllc);
|
|
if (ret) return ret;
|
|
|
|
args[0] = (DWORD)mllc;
|
|
args[1] = 40;
|
|
|
|
/* No need for a Callback entry, we have WOWCallback16Ex which does
|
|
* everything we need.
|
|
*/
|
|
if (!WOWCallback16Ex(
|
|
(DWORD)((ICOM_VTABLE(IMalloc16)*)PTR_SEG_TO_LIN(
|
|
ICOM_VTBL(((LPMALLOC16)PTR_SEG_TO_LIN(mllc))))
|
|
)->fnAlloc,
|
|
WCB16_CDECL,
|
|
2*sizeof(DWORD),
|
|
(LPVOID)args,
|
|
(LPDWORD)idstr
|
|
)) {
|
|
WARN("CallTo16 IMalloc16 failed\n");
|
|
return E_FAIL;
|
|
}
|
|
return WINE_StringFromCLSID(id,PTR_SEG_TO_LIN(*idstr));
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StringFromCLSID [OLE32.151]
|
|
* Converts a GUID into the respective string representation.
|
|
* The target string is allocated using the OLE IMalloc.
|
|
* RETURNS
|
|
* the string representation and OLESTATUS
|
|
*/
|
|
HRESULT WINAPI StringFromCLSID(
|
|
REFCLSID id, /* [in] the GUID to be converted */
|
|
LPOLESTR *idstr /* [out] a pointer to a to-be-allocated pointer pointing to the resulting string */
|
|
) {
|
|
char buf[80];
|
|
OLESTATUS ret;
|
|
LPMALLOC mllc;
|
|
|
|
if ((ret=CoGetMalloc(0,&mllc)))
|
|
return ret;
|
|
|
|
ret=WINE_StringFromCLSID(id,buf);
|
|
if (!ret) {
|
|
*idstr = IMalloc_Alloc(mllc,strlen(buf)*2+2);
|
|
lstrcpyAtoW(*idstr,buf);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* StringFromGUID2 [COMPOBJ.76] [OLE32.152]
|
|
*
|
|
* Converts a global unique identifier into a string of an API-
|
|
* specified fixed format. (The usual {.....} stuff.)
|
|
*
|
|
* RETURNS
|
|
* The (UNICODE) string representation of the GUID in 'str'
|
|
* The length of the resulting string, 0 if there was any problem.
|
|
*/
|
|
INT WINAPI
|
|
StringFromGUID2(REFGUID id, LPOLESTR str, INT cmax)
|
|
{
|
|
char xguid[80];
|
|
|
|
if (WINE_StringFromCLSID(id,xguid))
|
|
return 0;
|
|
if (strlen(xguid)>=cmax)
|
|
return 0;
|
|
lstrcpyAtoW(str,xguid);
|
|
return strlen(xguid) + 1;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* ProgIDFromCLSID [OLE32.133]
|
|
* Converts a class id into the respective Program ID. (By using a registry lookup)
|
|
* RETURNS S_OK on success
|
|
* riid associated with the progid
|
|
*/
|
|
|
|
HRESULT WINAPI ProgIDFromCLSID(
|
|
REFCLSID clsid, /* [in] class id as found in registry */
|
|
LPOLESTR *lplpszProgID/* [out] associated Prog ID */
|
|
)
|
|
{
|
|
char strCLSID[50], *buf, *buf2;
|
|
DWORD buf2len;
|
|
HKEY xhkey;
|
|
LPMALLOC mllc;
|
|
HRESULT ret = S_OK;
|
|
|
|
WINE_StringFromCLSID(clsid, strCLSID);
|
|
|
|
buf = HeapAlloc(GetProcessHeap(), 0, strlen(strCLSID)+14);
|
|
sprintf(buf,"CLSID\\%s\\ProgID", strCLSID);
|
|
if (RegOpenKeyA(HKEY_CLASSES_ROOT, buf, &xhkey))
|
|
ret = REGDB_E_CLASSNOTREG;
|
|
|
|
HeapFree(GetProcessHeap(), 0, buf);
|
|
|
|
if (ret == S_OK)
|
|
{
|
|
buf2 = HeapAlloc(GetProcessHeap(), 0, 255);
|
|
buf2len = 255;
|
|
if (RegQueryValueA(xhkey, NULL, buf2, &buf2len))
|
|
ret = REGDB_E_CLASSNOTREG;
|
|
|
|
if (ret == S_OK)
|
|
{
|
|
if (CoGetMalloc(0,&mllc))
|
|
ret = E_OUTOFMEMORY;
|
|
else
|
|
{
|
|
*lplpszProgID = IMalloc_Alloc(mllc, (buf2len+1)*2);
|
|
lstrcpyAtoW(*lplpszProgID, buf2);
|
|
}
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, buf2);
|
|
}
|
|
|
|
RegCloseKey(xhkey);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CLSIDFromProgID16 [COMPOBJ.61]
|
|
* Converts a program id into the respective GUID. (By using a registry lookup)
|
|
* RETURNS
|
|
* riid associated with the progid
|
|
*/
|
|
HRESULT WINAPI CLSIDFromProgID16(
|
|
LPCOLESTR16 progid, /* [in] program id as found in registry */
|
|
LPCLSID riid /* [out] associated CLSID */
|
|
) {
|
|
char *buf,buf2[80];
|
|
DWORD buf2len;
|
|
HRESULT err;
|
|
HKEY xhkey;
|
|
|
|
buf = HeapAlloc(GetProcessHeap(),0,strlen(progid)+8);
|
|
sprintf(buf,"%s\\CLSID",progid);
|
|
if ((err=RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&xhkey))) {
|
|
HeapFree(GetProcessHeap(),0,buf);
|
|
return CO_E_CLASSSTRING;
|
|
}
|
|
HeapFree(GetProcessHeap(),0,buf);
|
|
buf2len = sizeof(buf2);
|
|
if ((err=RegQueryValueA(xhkey,NULL,buf2,&buf2len))) {
|
|
RegCloseKey(xhkey);
|
|
return CO_E_CLASSSTRING;
|
|
}
|
|
RegCloseKey(xhkey);
|
|
return CLSIDFromString16(buf2,riid);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CLSIDFromProgID [OLE32.2]
|
|
* Converts a program id into the respective GUID. (By using a registry lookup)
|
|
* RETURNS
|
|
* riid associated with the progid
|
|
*/
|
|
HRESULT WINAPI CLSIDFromProgID(
|
|
LPCOLESTR progid, /* [in] program id as found in registry */
|
|
LPCLSID riid /* [out] associated CLSID */
|
|
) {
|
|
LPOLESTR16 pid = HEAP_strdupWtoA(GetProcessHeap(),0,progid);
|
|
OLESTATUS ret = CLSIDFromProgID16(pid,riid);
|
|
|
|
HeapFree(GetProcessHeap(),0,pid);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WriteClassStm
|
|
*
|
|
* This function write a CLSID on stream
|
|
*/
|
|
HRESULT WINAPI WriteClassStm(IStream *pStm,REFCLSID rclsid)
|
|
{
|
|
TRACE("(%p,%p)\n",pStm,rclsid);
|
|
|
|
if (rclsid==NULL)
|
|
return E_INVALIDARG;
|
|
|
|
return IStream_Write(pStm,rclsid,sizeof(CLSID),NULL);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ReadClassStm
|
|
*
|
|
* This function read a CLSID from a stream
|
|
*/
|
|
HRESULT WINAPI ReadClassStm(IStream *pStm,REFCLSID rclsid)
|
|
{
|
|
ULONG nbByte;
|
|
HRESULT res;
|
|
|
|
TRACE("(%p,%p)\n",pStm,rclsid);
|
|
|
|
if (rclsid==NULL)
|
|
return E_INVALIDARG;
|
|
|
|
res = IStream_Read(pStm,(void*)rclsid,sizeof(CLSID),&nbByte);
|
|
|
|
if (FAILED(res))
|
|
return res;
|
|
|
|
if (nbByte != sizeof(CLSID))
|
|
return S_FALSE;
|
|
else
|
|
return S_OK;
|
|
}
|
|
|
|
/* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
|
|
/***********************************************************************
|
|
* LookupETask (COMPOBJ.94)
|
|
*/
|
|
OLESTATUS WINAPI LookupETask16(HTASK16 *hTask,LPVOID p) {
|
|
FIXME("(%p,%p),stub!\n",hTask,p);
|
|
if ((*hTask = GetCurrentTask()) == hETask) {
|
|
memcpy(p, Table_ETask, sizeof(Table_ETask));
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
|
|
/***********************************************************************
|
|
* SetETask (COMPOBJ.95)
|
|
*/
|
|
OLESTATUS WINAPI SetETask16(HTASK16 hTask, LPVOID p) {
|
|
FIXME("(%04x,%p),stub!\n",hTask,p);
|
|
hETask = hTask;
|
|
return 0;
|
|
}
|
|
|
|
/* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
|
|
/***********************************************************************
|
|
* CallObjectInWOW (COMPOBJ.201)
|
|
*/
|
|
OLESTATUS WINAPI CallObjectInWOW(LPVOID p1,LPVOID p2) {
|
|
FIXME("(%p,%p),stub!\n",p1,p2);
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CoRegisterClassObject16 [COMPOBJ.5]
|
|
*
|
|
* Don't know where it registers it ...
|
|
*/
|
|
HRESULT WINAPI CoRegisterClassObject16(
|
|
REFCLSID rclsid,
|
|
LPUNKNOWN pUnk,
|
|
DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
|
|
DWORD flags, /* [in] REGCLS flags indicating how connections are made */
|
|
LPDWORD lpdwRegister
|
|
) {
|
|
char buf[80];
|
|
|
|
WINE_StringFromCLSID(rclsid,buf);
|
|
|
|
FIXME("(%s,%p,0x%08lx,0x%08lx,%p),stub\n",
|
|
buf,pUnk,dwClsContext,flags,lpdwRegister
|
|
);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* CoRevokeClassObject16 [COMPOBJ.6]
|
|
*
|
|
*/
|
|
HRESULT WINAPI CoRevokeClassObject16(DWORD dwRegister /* token on class obj */)
|
|
{
|
|
FIXME("(0x%08lx),stub!\n", dwRegister);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***
|
|
* COM_GetRegisteredClassObject
|
|
*
|
|
* This internal method is used to scan the registered class list to
|
|
* find a class object.
|
|
*
|
|
* Params:
|
|
* rclsid Class ID of the class to find.
|
|
* dwClsContext Class context to match.
|
|
* ppv [out] returns a pointer to the class object. Complying
|
|
* to normal COM usage, this method will increase the
|
|
* reference count on this object.
|
|
*/
|
|
static HRESULT COM_GetRegisteredClassObject(
|
|
REFCLSID rclsid,
|
|
DWORD dwClsContext,
|
|
LPUNKNOWN* ppUnk)
|
|
{
|
|
RegisteredClass* curClass;
|
|
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
assert(ppUnk!=0);
|
|
|
|
/*
|
|
* Iterate through the whole list and try to match the class ID.
|
|
*/
|
|
curClass = firstRegisteredClass;
|
|
|
|
while (curClass != 0)
|
|
{
|
|
/*
|
|
* Check if we have a match on the class ID.
|
|
*/
|
|
if (IsEqualGUID32(&(curClass->classIdentifier), rclsid))
|
|
{
|
|
/*
|
|
* Since we don't do out-of process or DCOM just right away, let's ignore the
|
|
* class context.
|
|
*/
|
|
|
|
/*
|
|
* We have a match, return the pointer to the class object.
|
|
*/
|
|
*ppUnk = curClass->classObject;
|
|
|
|
IUnknown_AddRef(curClass->classObject);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*
|
|
* Step to the next class in the list.
|
|
*/
|
|
curClass = curClass->nextClass;
|
|
}
|
|
|
|
/*
|
|
* If we get to here, we haven't found our class.
|
|
*/
|
|
return S_FALSE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CoRegisterClassObject [OLE32.36]
|
|
*
|
|
* This method will register the class object for a given class ID.
|
|
*
|
|
* See the Windows documentation for more details.
|
|
*/
|
|
HRESULT WINAPI CoRegisterClassObject(
|
|
REFCLSID rclsid,
|
|
LPUNKNOWN pUnk,
|
|
DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
|
|
DWORD flags, /* [in] REGCLS flags indicating how connections are made */
|
|
LPDWORD lpdwRegister
|
|
)
|
|
{
|
|
RegisteredClass* newClass;
|
|
LPUNKNOWN foundObject;
|
|
HRESULT hr;
|
|
char buf[80];
|
|
|
|
WINE_StringFromCLSID(rclsid,buf);
|
|
|
|
TRACE("(%s,%p,0x%08lx,0x%08lx,%p)\n",
|
|
buf,pUnk,dwClsContext,flags,lpdwRegister);
|
|
|
|
/*
|
|
* Perform a sanity check on the parameters
|
|
*/
|
|
if ( (lpdwRegister==0) || (pUnk==0) )
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
/*
|
|
* Initialize the cookie (out parameter)
|
|
*/
|
|
*lpdwRegister = 0;
|
|
|
|
/*
|
|
* First, check if the class is already registered.
|
|
* If it is, this should cause an error.
|
|
*/
|
|
hr = COM_GetRegisteredClassObject(rclsid, dwClsContext, &foundObject);
|
|
|
|
if (hr == S_OK)
|
|
{
|
|
/*
|
|
* The COM_GetRegisteredClassObject increased the reference count on the
|
|
* object so it has to be released.
|
|
*/
|
|
IUnknown_Release(foundObject);
|
|
|
|
return CO_E_OBJISREG;
|
|
}
|
|
|
|
/*
|
|
* If it is not registered, we must create a new entry for this class and
|
|
* append it to the registered class list.
|
|
* We use the address of the chain node as the cookie since we are sure it's
|
|
* unique.
|
|
*/
|
|
newClass = HeapAlloc(GetProcessHeap(), 0, sizeof(RegisteredClass));
|
|
|
|
/*
|
|
* Initialize the node.
|
|
*/
|
|
newClass->classIdentifier = *rclsid;
|
|
newClass->runContext = dwClsContext;
|
|
newClass->connectFlags = flags;
|
|
newClass->dwCookie = (DWORD)newClass;
|
|
newClass->nextClass = firstRegisteredClass;
|
|
|
|
/*
|
|
* Since we're making a copy of the object pointer, we have to increase its
|
|
* reference count.
|
|
*/
|
|
newClass->classObject = pUnk;
|
|
IUnknown_AddRef(newClass->classObject);
|
|
|
|
firstRegisteredClass = newClass;
|
|
|
|
/*
|
|
* Assign the out parameter (cookie)
|
|
*/
|
|
*lpdwRegister = newClass->dwCookie;
|
|
|
|
/*
|
|
* We're successful Yippee!
|
|
*/
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoRevokeClassObject [OLE32.40]
|
|
*
|
|
* This method will remove a class object from the class registry
|
|
*
|
|
* See the Windows documentation for more details.
|
|
*/
|
|
HRESULT WINAPI CoRevokeClassObject(
|
|
DWORD dwRegister)
|
|
{
|
|
RegisteredClass** prevClassLink;
|
|
RegisteredClass* curClass;
|
|
|
|
TRACE("(%08lx)\n",dwRegister);
|
|
|
|
/*
|
|
* Iterate through the whole list and try to match the cookie.
|
|
*/
|
|
curClass = firstRegisteredClass;
|
|
prevClassLink = &firstRegisteredClass;
|
|
|
|
while (curClass != 0)
|
|
{
|
|
/*
|
|
* Check if we have a match on the cookie.
|
|
*/
|
|
if (curClass->dwCookie == dwRegister)
|
|
{
|
|
/*
|
|
* Remove the class from the chain.
|
|
*/
|
|
*prevClassLink = curClass->nextClass;
|
|
|
|
/*
|
|
* Release the reference to the class object.
|
|
*/
|
|
IUnknown_Release(curClass->classObject);
|
|
|
|
/*
|
|
* Free the memory used by the chain node.
|
|
*/
|
|
HeapFree(GetProcessHeap(), 0, curClass);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*
|
|
* Step to the next class in the list.
|
|
*/
|
|
prevClassLink = &(curClass->nextClass);
|
|
curClass = curClass->nextClass;
|
|
}
|
|
|
|
/*
|
|
* If we get to here, we haven't found our class.
|
|
*/
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoGetClassObject [COMPOBJ.7]
|
|
*/
|
|
HRESULT WINAPI CoGetClassObject(REFCLSID rclsid, DWORD dwClsContext,
|
|
LPVOID pvReserved, REFIID iid, LPVOID *ppv)
|
|
{
|
|
LPUNKNOWN regClassObject;
|
|
HRESULT hres = E_UNEXPECTED;
|
|
char xclsid[80];
|
|
WCHAR dllName[MAX_PATH+1];
|
|
DWORD dllNameLen = sizeof(dllName);
|
|
HINSTANCE hLibrary;
|
|
typedef HRESULT (CALLBACK *DllGetClassObjectFunc)(REFCLSID clsid,
|
|
REFIID iid, LPVOID *ppv);
|
|
DllGetClassObjectFunc DllGetClassObject;
|
|
|
|
WINE_StringFromCLSID((LPCLSID)rclsid,xclsid);
|
|
|
|
TRACE("\n\tCLSID:\t%s,\n\tIID:\t%s\n",
|
|
debugstr_guid(rclsid),
|
|
debugstr_guid(iid)
|
|
);
|
|
|
|
/*
|
|
* First, try and see if we can't match the class ID with one of the
|
|
* registered classes.
|
|
*/
|
|
if (S_OK == COM_GetRegisteredClassObject(rclsid, dwClsContext, ®ClassObject))
|
|
{
|
|
/*
|
|
* Get the required interface from the retrieved pointer.
|
|
*/
|
|
hres = IUnknown_QueryInterface(regClassObject, iid, ppv);
|
|
|
|
/*
|
|
* Since QI got another reference on the pointer, we want to release the
|
|
* one we already have. If QI was unsuccessful, this will release the object. This
|
|
* is good since we are not returning it in the "out" parameter.
|
|
*/
|
|
IUnknown_Release(regClassObject);
|
|
|
|
return hres;
|
|
}
|
|
|
|
/* out of process and remote servers not supported yet */
|
|
if (((CLSCTX_LOCAL_SERVER|CLSCTX_REMOTE_SERVER) & dwClsContext)
|
|
&& !((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext)){
|
|
FIXME("CLSCTX_LOCAL_SERVER and CLSCTX_REMOTE_SERVER not supported!\n");
|
|
return E_ACCESSDENIED;
|
|
}
|
|
|
|
if ((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext) {
|
|
HKEY CLSIDkey,key;
|
|
WCHAR valname[]={ 'I','n','p','r','o','c',
|
|
'S','e','r','v','e','r','3','2',0};
|
|
|
|
/* lookup CLSID in registry key HKCR/CLSID */
|
|
hres = RegOpenKeyExA(HKEY_CLASSES_ROOT, "CLSID", 0,
|
|
KEY_READ, &CLSIDkey);
|
|
|
|
if (hres != ERROR_SUCCESS)
|
|
return REGDB_E_READREGDB;
|
|
hres = RegOpenKeyExA(CLSIDkey,xclsid,0,KEY_QUERY_VALUE,&key);
|
|
if (hres != ERROR_SUCCESS) {
|
|
RegCloseKey(CLSIDkey);
|
|
return REGDB_E_CLASSNOTREG;
|
|
}
|
|
memset(dllName,0,sizeof(dllName));
|
|
hres = RegQueryValueW(key, valname, dllName, &dllNameLen);
|
|
if (hres) {
|
|
ERR("RegQueryValue of %s failed with hres %lx\n",debugstr_w(dllName),hres);
|
|
return REGDB_E_CLASSNOTREG; /* FIXME: check retval */
|
|
}
|
|
RegCloseKey(key);
|
|
RegCloseKey(CLSIDkey);
|
|
if (hres != ERROR_SUCCESS)
|
|
return REGDB_E_READREGDB;
|
|
TRACE("found InprocServer32 dll %s\n", debugstr_w(dllName));
|
|
|
|
/* open dll, call DllGetClassObject */
|
|
hLibrary = CoLoadLibrary(dllName, TRUE);
|
|
if (hLibrary == 0) {
|
|
FIXME("couldn't load InprocServer32 dll %s\n", debugstr_w(dllName));
|
|
return E_ACCESSDENIED; /* or should this be CO_E_DLLNOTFOUND? */
|
|
}
|
|
DllGetClassObject = (DllGetClassObjectFunc)GetProcAddress(hLibrary, "DllGetClassObject");
|
|
if (!DllGetClassObject) {
|
|
/* not sure if this should be called here CoFreeLibrary(hLibrary);*/
|
|
FIXME("couldn't find function DllGetClassObject in %s\n", debugstr_w(dllName));
|
|
return E_ACCESSDENIED;
|
|
}
|
|
|
|
/*
|
|
* Ask the DLL for its class object. (there was a note here about class
|
|
* factories but this is good.
|
|
*/
|
|
return DllGetClassObject(rclsid, iid, ppv);
|
|
}
|
|
return hres;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoResumeClassObjects
|
|
*
|
|
* Resumes classobjects registered with REGCLS suspended
|
|
*/
|
|
HRESULT WINAPI CoResumeClassObjects(void)
|
|
{
|
|
FIXME("\n");
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetClassFile
|
|
*
|
|
* This function supplies the CLSID associated with the given filename.
|
|
*/
|
|
HRESULT WINAPI GetClassFile(LPOLESTR filePathName,CLSID *pclsid)
|
|
{
|
|
IStorage *pstg=0;
|
|
HRESULT res;
|
|
int nbElm=0,length=0,i=0;
|
|
LONG sizeProgId=20;
|
|
LPOLESTR *pathDec=0,absFile=0,progId=0;
|
|
WCHAR extention[100]={0};
|
|
|
|
TRACE("()\n");
|
|
|
|
/* if the file contain a storage object the return the CLSID writen by IStorage_SetClass method*/
|
|
if((StgIsStorageFile(filePathName))==S_OK){
|
|
|
|
res=StgOpenStorage(filePathName,NULL,STGM_READ | STGM_SHARE_DENY_WRITE,NULL,0,&pstg);
|
|
|
|
if (SUCCEEDED(res))
|
|
res=ReadClassStg(pstg,pclsid);
|
|
|
|
IStorage_Release(pstg);
|
|
|
|
return res;
|
|
}
|
|
/* if the file is not a storage object then attemps to match various bits in the file against a
|
|
pattern in the registry. this case is not frequently used ! so I present only the psodocode for
|
|
this case
|
|
|
|
for(i=0;i<nFileTypes;i++)
|
|
|
|
for(i=0;j<nPatternsForType;j++){
|
|
|
|
PATTERN pat;
|
|
HANDLE hFile;
|
|
|
|
pat=ReadPatternFromRegistry(i,j);
|
|
hFile=CreateFileW(filePathName,,,,,,hFile);
|
|
SetFilePosition(hFile,pat.offset);
|
|
ReadFile(hFile,buf,pat.size,NULL,NULL);
|
|
if (memcmp(buf&pat.mask,pat.pattern.pat.size)==0){
|
|
|
|
*pclsid=ReadCLSIDFromRegistry(i);
|
|
return S_OK;
|
|
}
|
|
}
|
|
*/
|
|
|
|
/* if the obove strategies fail then search for the extension key in the registry */
|
|
|
|
/* get the last element (absolute file) in the path name */
|
|
nbElm=FileMonikerImpl_DecomposePath(filePathName,&pathDec);
|
|
absFile=pathDec[nbElm-1];
|
|
|
|
/* failed if the path represente a directory and not an absolute file name*/
|
|
if (lstrcmpW(absFile,(LPOLESTR)"\\"))
|
|
return MK_E_INVALIDEXTENSION;
|
|
|
|
/* get the extension of the file */
|
|
length=lstrlenW(absFile);
|
|
for(i=length-1; ( (i>=0) && (extention[i]=absFile[i]) );i--);
|
|
|
|
/* get the progId associated to the extension */
|
|
progId=CoTaskMemAlloc(sizeProgId);
|
|
|
|
res=RegQueryValueW(HKEY_CLASSES_ROOT,extention,progId,&sizeProgId);
|
|
|
|
if (res==ERROR_MORE_DATA){
|
|
|
|
progId = CoTaskMemRealloc(progId,sizeProgId);
|
|
res=RegQueryValueW(HKEY_CLASSES_ROOT,extention,progId,&sizeProgId);
|
|
}
|
|
if (res==ERROR_SUCCESS)
|
|
/* return the clsid associated to the progId */
|
|
res= CLSIDFromProgID(progId,pclsid);
|
|
|
|
for(i=0; pathDec[i]!=NULL;i++)
|
|
CoTaskMemFree(pathDec[i]);
|
|
CoTaskMemFree(pathDec);
|
|
|
|
CoTaskMemFree(progId);
|
|
|
|
if (res==ERROR_SUCCESS)
|
|
return res;
|
|
|
|
return MK_E_INVALIDEXTENSION;
|
|
}
|
|
/******************************************************************************
|
|
* CoRegisterMessageFilter16 [COMPOBJ.27]
|
|
*/
|
|
HRESULT WINAPI CoRegisterMessageFilter16(
|
|
LPMESSAGEFILTER lpMessageFilter,
|
|
LPMESSAGEFILTER *lplpMessageFilter
|
|
) {
|
|
FIXME("(%p,%p),stub!\n",lpMessageFilter,lplpMessageFilter);
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoCreateInstance [COMPOBJ.13, OLE32.7]
|
|
*/
|
|
HRESULT WINAPI CoCreateInstance(
|
|
REFCLSID rclsid,
|
|
LPUNKNOWN pUnkOuter,
|
|
DWORD dwClsContext,
|
|
REFIID iid,
|
|
LPVOID *ppv)
|
|
{
|
|
HRESULT hres;
|
|
LPCLASSFACTORY lpclf = 0;
|
|
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
if (ppv==0)
|
|
return E_POINTER;
|
|
|
|
/*
|
|
* Initialize the "out" parameter
|
|
*/
|
|
*ppv = 0;
|
|
|
|
/*
|
|
* Get a class factory to construct the object we want.
|
|
*/
|
|
hres = CoGetClassObject(rclsid,
|
|
dwClsContext,
|
|
NULL,
|
|
&IID_IClassFactory,
|
|
(LPVOID)&lpclf);
|
|
|
|
if (FAILED(hres))
|
|
return hres;
|
|
|
|
/*
|
|
* Create the object and don't forget to release the factory
|
|
*/
|
|
hres = IClassFactory_CreateInstance(lpclf, pUnkOuter, iid, ppv);
|
|
IClassFactory_Release(lpclf);
|
|
|
|
return hres;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoCreateInstanceEx [OLE32.165]
|
|
*/
|
|
HRESULT WINAPI CoCreateInstanceEx(
|
|
REFCLSID rclsid,
|
|
LPUNKNOWN pUnkOuter,
|
|
DWORD dwClsContext,
|
|
COSERVERINFO* pServerInfo,
|
|
ULONG cmq,
|
|
MULTI_QI* pResults)
|
|
{
|
|
IUnknown* pUnk = NULL;
|
|
HRESULT hr;
|
|
ULONG index;
|
|
int successCount = 0;
|
|
|
|
/*
|
|
* Sanity check
|
|
*/
|
|
if ( (cmq==0) || (pResults==NULL))
|
|
return E_INVALIDARG;
|
|
|
|
if (pServerInfo!=NULL)
|
|
FIXME("() non-NULL pServerInfo not supported!\n");
|
|
|
|
/*
|
|
* Initialize all the "out" parameters.
|
|
*/
|
|
for (index = 0; index < cmq; index++)
|
|
{
|
|
pResults[index].pItf = NULL;
|
|
pResults[index].hr = E_NOINTERFACE;
|
|
}
|
|
|
|
/*
|
|
* Get the object and get its IUnknown pointer.
|
|
*/
|
|
hr = CoCreateInstance(rclsid,
|
|
pUnkOuter,
|
|
dwClsContext,
|
|
&IID_IUnknown,
|
|
(VOID**)&pUnk);
|
|
|
|
if (hr)
|
|
return hr;
|
|
|
|
/*
|
|
* Then, query for all the interfaces requested.
|
|
*/
|
|
for (index = 0; index < cmq; index++)
|
|
{
|
|
pResults[index].hr = IUnknown_QueryInterface(pUnk,
|
|
pResults[index].pIID,
|
|
(VOID**)&(pResults[index].pItf));
|
|
|
|
if (pResults[index].hr == S_OK)
|
|
successCount++;
|
|
}
|
|
|
|
/*
|
|
* Release our temporary unknown pointer.
|
|
*/
|
|
IUnknown_Release(pUnk);
|
|
|
|
if (successCount == 0)
|
|
return E_NOINTERFACE;
|
|
|
|
if (successCount!=cmq)
|
|
return CO_S_NOTALLINTERFACES;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoFreeLibrary [COMPOBJ.13]
|
|
*/
|
|
void WINAPI CoFreeLibrary(HINSTANCE hLibrary)
|
|
{
|
|
OpenDll *ptr, *prev;
|
|
OpenDll *tmp;
|
|
|
|
/* lookup library in linked list */
|
|
prev = NULL;
|
|
for (ptr = openDllList; ptr != NULL; ptr=ptr->next) {
|
|
if (ptr->hLibrary == hLibrary) {
|
|
break;
|
|
}
|
|
prev = ptr;
|
|
}
|
|
|
|
if (ptr == NULL) {
|
|
/* shouldn't happen if user passed in a valid hLibrary */
|
|
return;
|
|
}
|
|
/* assert: ptr points to the library entry to free */
|
|
|
|
/* free library and remove node from list */
|
|
FreeLibrary(hLibrary);
|
|
if (ptr == openDllList) {
|
|
tmp = openDllList->next;
|
|
HeapFree(GetProcessHeap(), 0, openDllList);
|
|
openDllList = tmp;
|
|
} else {
|
|
tmp = ptr->next;
|
|
HeapFree(GetProcessHeap(), 0, ptr);
|
|
prev->next = tmp;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CoFreeAllLibraries [COMPOBJ.12]
|
|
*/
|
|
void WINAPI CoFreeAllLibraries(void)
|
|
{
|
|
OpenDll *ptr, *tmp;
|
|
|
|
for (ptr = openDllList; ptr != NULL; ) {
|
|
tmp=ptr->next;
|
|
CoFreeLibrary(ptr->hLibrary);
|
|
ptr = tmp;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* CoFreeUnusedLibraries [COMPOBJ.17]
|
|
*/
|
|
void WINAPI CoFreeUnusedLibraries(void)
|
|
{
|
|
OpenDll *ptr, *tmp;
|
|
typedef HRESULT(*DllCanUnloadNowFunc)(void);
|
|
DllCanUnloadNowFunc DllCanUnloadNow;
|
|
|
|
for (ptr = openDllList; ptr != NULL; ) {
|
|
DllCanUnloadNow = (DllCanUnloadNowFunc)
|
|
GetProcAddress(ptr->hLibrary, "DllCanUnloadNow");
|
|
|
|
if ( (DllCanUnloadNow != NULL) &&
|
|
(DllCanUnloadNow() == S_OK) ) {
|
|
tmp=ptr->next;
|
|
CoFreeLibrary(ptr->hLibrary);
|
|
ptr = tmp;
|
|
} else {
|
|
ptr=ptr->next;
|
|
}
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoFileTimeNow [COMPOBJ.82, OLE32.10]
|
|
* RETURNS
|
|
* the current system time in lpFileTime
|
|
*/
|
|
HRESULT WINAPI CoFileTimeNow(
|
|
FILETIME *lpFileTime /* [out] the current time */
|
|
) {
|
|
DOSFS_UnixTimeToFileTime(time(NULL), lpFileTime, 0);
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoTaskMemAlloc (OLE32.43)
|
|
* RETURNS
|
|
* pointer to newly allocated block
|
|
*/
|
|
LPVOID WINAPI CoTaskMemAlloc(
|
|
ULONG size /* [in] size of memoryblock to be allocated */
|
|
) {
|
|
LPMALLOC lpmalloc;
|
|
HRESULT ret = CoGetMalloc(0,&lpmalloc);
|
|
|
|
if (FAILED(ret))
|
|
return NULL;
|
|
|
|
return IMalloc_Alloc(lpmalloc,size);
|
|
}
|
|
/***********************************************************************
|
|
* CoTaskMemFree (OLE32.44)
|
|
*/
|
|
VOID WINAPI CoTaskMemFree(
|
|
LPVOID ptr /* [in] pointer to be freed */
|
|
) {
|
|
LPMALLOC lpmalloc;
|
|
HRESULT ret = CoGetMalloc(0,&lpmalloc);
|
|
|
|
if (FAILED(ret))
|
|
return;
|
|
|
|
IMalloc_Free(lpmalloc, ptr);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoTaskMemRealloc (OLE32.45)
|
|
* RETURNS
|
|
* pointer to newly allocated block
|
|
*/
|
|
LPVOID WINAPI CoTaskMemRealloc(
|
|
LPVOID pvOld,
|
|
ULONG size) /* [in] size of memoryblock to be allocated */
|
|
{
|
|
LPMALLOC lpmalloc;
|
|
HRESULT ret = CoGetMalloc(0,&lpmalloc);
|
|
|
|
if (FAILED(ret))
|
|
return NULL;
|
|
|
|
return IMalloc_Realloc(lpmalloc, pvOld, size);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoLoadLibrary (OLE32.30)
|
|
*/
|
|
HINSTANCE WINAPI CoLoadLibrary(LPOLESTR lpszLibName, BOOL bAutoFree)
|
|
{
|
|
HINSTANCE hLibrary;
|
|
OpenDll *ptr;
|
|
OpenDll *tmp;
|
|
|
|
TRACE("CoLoadLibrary(%p, %d\n", debugstr_w(lpszLibName), bAutoFree);
|
|
|
|
hLibrary = LoadLibraryExW(lpszLibName, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
|
|
|
|
if (!bAutoFree)
|
|
return hLibrary;
|
|
|
|
if (openDllList == NULL) {
|
|
/* empty list -- add first node */
|
|
openDllList = (OpenDll*)HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
|
|
openDllList->hLibrary=hLibrary;
|
|
openDllList->next = NULL;
|
|
} else {
|
|
/* search for this dll */
|
|
int found = FALSE;
|
|
for (ptr = openDllList; ptr->next != NULL; ptr=ptr->next) {
|
|
if (ptr->hLibrary == hLibrary) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
/* dll not found, add it */
|
|
tmp = openDllList;
|
|
openDllList = (OpenDll*)HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
|
|
openDllList->hLibrary = hLibrary;
|
|
openDllList->next = tmp;
|
|
}
|
|
}
|
|
|
|
return hLibrary;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoInitializeWOW (OLE32.27)
|
|
*/
|
|
HRESULT WINAPI CoInitializeWOW(DWORD x,DWORD y) {
|
|
FIXME("(0x%08lx,0x%08lx),stub!\n",x,y);
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CoLockObjectExternal16 [COMPOBJ.63]
|
|
*/
|
|
HRESULT WINAPI CoLockObjectExternal16(
|
|
LPUNKNOWN pUnk, /* [in] object to be locked */
|
|
BOOL16 fLock, /* [in] do lock */
|
|
BOOL16 fLastUnlockReleases /* [in] ? */
|
|
) {
|
|
FIXME("(%p,%d,%d),stub!\n",pUnk,fLock,fLastUnlockReleases);
|
|
return S_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CoLockObjectExternal [OLE32.31]
|
|
*/
|
|
HRESULT WINAPI CoLockObjectExternal(
|
|
LPUNKNOWN pUnk, /* [in] object to be locked */
|
|
BOOL fLock, /* [in] do lock */
|
|
BOOL fLastUnlockReleases) /* [in] unlock all */
|
|
{
|
|
|
|
if (fLock)
|
|
{
|
|
/*
|
|
* Increment the external lock coutner, COM_ExternalLockAddRef also
|
|
* increment the object's internal lock counter.
|
|
*/
|
|
COM_ExternalLockAddRef( pUnk);
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* Decrement the external lock coutner, COM_ExternalLockRelease also
|
|
* decrement the object's internal lock counter.
|
|
*/
|
|
COM_ExternalLockRelease( pUnk, fLastUnlockReleases);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CoGetState16 [COMPOBJ.115]
|
|
*/
|
|
HRESULT WINAPI CoGetState16(LPDWORD state)
|
|
{
|
|
FIXME("(%p),stub!\n", state);
|
|
*state = 0;
|
|
return S_OK;
|
|
}
|
|
/***********************************************************************
|
|
* CoSetState [COM32.42]
|
|
*/
|
|
HRESULT WINAPI CoSetState(LPDWORD state)
|
|
{
|
|
FIXME("(%p),stub!\n", state);
|
|
if (state) *state = 0;
|
|
return S_OK;
|
|
}
|
|
/***********************************************************************
|
|
* CoCreateFreeThreadedMarshaler [OLE32.5]
|
|
*/
|
|
HRESULT WINAPI CoCreateFreeThreadedMarshaler (LPUNKNOWN punkOuter, LPUNKNOWN* ppunkMarshal)
|
|
{
|
|
FIXME ("(%p %p): stub\n", punkOuter, ppunkMarshal);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DllGetClassObject [OLE32.63]
|
|
*/
|
|
HRESULT WINAPI OLE32_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
|
|
{
|
|
FIXME("\n\tCLSID:\t%s,\n\tIID:\t%s\n",debugstr_guid(rclsid),debugstr_guid(iid));
|
|
*ppv = NULL;
|
|
return CLASS_E_CLASSNOTAVAILABLE;
|
|
}
|
|
|
|
|
|
/***
|
|
* COM_RevokeAllClasses
|
|
*
|
|
* This method is called when the COM libraries are uninitialized to
|
|
* release all the references to the class objects registered with
|
|
* the library
|
|
*/
|
|
static void COM_RevokeAllClasses()
|
|
{
|
|
while (firstRegisteredClass!=0)
|
|
{
|
|
CoRevokeClassObject(firstRegisteredClass->dwCookie);
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* COM External Lock methods implementation
|
|
*/
|
|
|
|
/****************************************************************************
|
|
* Public - Method that increments the count for a IUnknown* in the linked
|
|
* list. The item is inserted if not already in the list.
|
|
*/
|
|
static void COM_ExternalLockAddRef(
|
|
IUnknown *pUnk)
|
|
{
|
|
COM_ExternalLock *externalLock = COM_ExternalLockFind(pUnk);
|
|
|
|
/*
|
|
* Add an external lock to the object. If it was already externally
|
|
* locked, just increase the reference count. If it was not.
|
|
* add the item to the list.
|
|
*/
|
|
if ( externalLock == EL_NOT_FOUND )
|
|
COM_ExternalLockInsert(pUnk);
|
|
else
|
|
externalLock->uRefCount++;
|
|
|
|
/*
|
|
* Add an internal lock to the object
|
|
*/
|
|
IUnknown_AddRef(pUnk);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Public - Method that decrements the count for a IUnknown* in the linked
|
|
* list. The item is removed from the list if its count end up at zero or if
|
|
* bRelAll is TRUE.
|
|
*/
|
|
static void COM_ExternalLockRelease(
|
|
IUnknown *pUnk,
|
|
BOOL bRelAll)
|
|
{
|
|
COM_ExternalLock *externalLock = COM_ExternalLockFind(pUnk);
|
|
|
|
if ( externalLock != EL_NOT_FOUND )
|
|
{
|
|
do
|
|
{
|
|
externalLock->uRefCount--; /* release external locks */
|
|
IUnknown_Release(pUnk); /* release local locks as well */
|
|
|
|
if ( bRelAll == FALSE )
|
|
break; /* perform single release */
|
|
|
|
} while ( externalLock->uRefCount > 0 );
|
|
|
|
if ( externalLock->uRefCount == 0 ) /* get rid of the list entry */
|
|
COM_ExternalLockDelete(externalLock);
|
|
}
|
|
}
|
|
/****************************************************************************
|
|
* Public - Method that frees the content of the list.
|
|
*/
|
|
static void COM_ExternalLockFreeList()
|
|
{
|
|
COM_ExternalLock *head;
|
|
|
|
head = elList.head; /* grab it by the head */
|
|
while ( head != EL_END_OF_LIST )
|
|
{
|
|
COM_ExternalLockDelete(head); /* get rid of the head stuff */
|
|
|
|
head = elList.head; /* get the new head... */
|
|
}
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Public - Method that dump the content of the list.
|
|
*/
|
|
void COM_ExternalLockDump()
|
|
{
|
|
COM_ExternalLock *current = elList.head;
|
|
|
|
DPRINTF("\nExternal lock list contains:\n");
|
|
|
|
while ( current != EL_END_OF_LIST )
|
|
{
|
|
DPRINTF( "\t%p with %lu references count.\n", current->pUnk, current->uRefCount);
|
|
|
|
/* Skip to the next item */
|
|
current = current->next;
|
|
}
|
|
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Internal - Find a IUnknown* in the linked list
|
|
*/
|
|
static COM_ExternalLock* COM_ExternalLockFind(
|
|
IUnknown *pUnk)
|
|
{
|
|
return COM_ExternalLockLocate(elList.head, pUnk);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Internal - Recursivity agent for IUnknownExternalLockList_Find
|
|
*/
|
|
static COM_ExternalLock* COM_ExternalLockLocate(
|
|
COM_ExternalLock *element,
|
|
IUnknown *pUnk)
|
|
{
|
|
if ( element == EL_END_OF_LIST )
|
|
return EL_NOT_FOUND;
|
|
|
|
else if ( element->pUnk == pUnk ) /* We found it */
|
|
return element;
|
|
|
|
else /* Not the right guy, keep on looking */
|
|
return COM_ExternalLockLocate( element->next, pUnk);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Internal - Insert a new IUnknown* to the linked list
|
|
*/
|
|
static BOOL COM_ExternalLockInsert(
|
|
IUnknown *pUnk)
|
|
{
|
|
COM_ExternalLock *newLock = NULL;
|
|
COM_ExternalLock *previousHead = NULL;
|
|
|
|
/*
|
|
* Allocate space for the new storage object
|
|
*/
|
|
newLock = HeapAlloc(GetProcessHeap(), 0, sizeof(COM_ExternalLock));
|
|
|
|
if (newLock!=NULL)
|
|
{
|
|
if ( elList.head == EL_END_OF_LIST )
|
|
{
|
|
elList.head = newLock; /* The list is empty */
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* insert does it at the head
|
|
*/
|
|
previousHead = elList.head;
|
|
elList.head = newLock;
|
|
}
|
|
|
|
/*
|
|
* Set new list item data member
|
|
*/
|
|
newLock->pUnk = pUnk;
|
|
newLock->uRefCount = 1;
|
|
newLock->next = previousHead;
|
|
|
|
return TRUE;
|
|
}
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Internal - Method that removes an item from the linked list.
|
|
*/
|
|
static void COM_ExternalLockDelete(
|
|
COM_ExternalLock *itemList)
|
|
{
|
|
COM_ExternalLock *current = elList.head;
|
|
|
|
if ( current == itemList )
|
|
{
|
|
/*
|
|
* this section handles the deletion of the first node
|
|
*/
|
|
elList.head = itemList->next;
|
|
HeapFree( GetProcessHeap(), 0, itemList);
|
|
}
|
|
else
|
|
{
|
|
do
|
|
{
|
|
if ( current->next == itemList ) /* We found the item to free */
|
|
{
|
|
current->next = itemList->next; /* readjust the list pointers */
|
|
|
|
HeapFree( GetProcessHeap(), 0, itemList);
|
|
break;
|
|
}
|
|
|
|
/* Skip to the next item */
|
|
current = current->next;
|
|
|
|
} while ( current != EL_END_OF_LIST );
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* COMPOBJ_DllEntryPoint [COMPOBJ.entry]
|
|
*
|
|
* Initialization code for the COMPOBJ DLL
|
|
*
|
|
* RETURNS:
|
|
*/
|
|
BOOL WINAPI COMPOBJ_DllEntryPoint(DWORD Reason, HINSTANCE16 hInst, WORD ds, WORD HeapSize, DWORD res1, WORD res2)
|
|
{
|
|
TRACE("(%08lx, %04x, %04x, %04x, %08lx, %04x)\n", Reason, hInst, ds, HeapSize,
|
|
res1, res2);
|
|
switch(Reason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
COMPOBJ_Attach++;
|
|
if(COMPOBJ_hInstance)
|
|
{
|
|
ERR("compobj.dll instantiated twice!\n");
|
|
/*
|
|
* We should return FALSE here, but that will break
|
|
* most apps that use CreateProcess because we do
|
|
* not yet support seperate address-spaces.
|
|
*/
|
|
return TRUE;
|
|
}
|
|
|
|
COMPOBJ_hInstance = hInst;
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
if(!--COMPOBJ_Attach)
|
|
COMPOBJ_hInstance = 0;
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|