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/*
* COMPOBJ library
*
* Copyright 1995 Martin von Loewis
* Copyright 1998 Justin Bradford
* Copyright 1999 Francis Beaudet
* Copyright 1999 Sylvain St-Germain
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "windef.h"
#include "objbase.h"
#include "ole2.h"
#include "ole2ver.h"
#include "rpc.h"
#include "wingdi.h"
#include "winerror.h"
#include "winreg.h"
#include "wownt32.h"
#include "wtypes.h"
#include "wine/obj_base.h"
#include "wine/obj_clientserver.h"
#include "wine/obj_misc.h"
#include "wine/obj_marshal.h"
#include "wine/obj_storage.h"
#include "wine/winbase16.h"
#include "compobj_private.h"
#include "ifs.h"
#include "heap.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(ole);
/****************************************************************************
* COM External Lock structures and methods declaration
*
* This api provides a linked list to managed external references to
* COM objects.
*
* The public interface consists of three calls:
* COM_ExternalLockAddRef
* COM_ExternalLockRelease
* COM_ExternalLockFreeList
*/
#define EL_END_OF_LIST 0
#define EL_NOT_FOUND 0
/*
* Declaration of the static structure that manage the
* external lock to COM objects.
*/
typedef struct COM_ExternalLock COM_ExternalLock;
typedef struct COM_ExternalLockList COM_ExternalLockList;
struct COM_ExternalLock
{
IUnknown *pUnk; /* IUnknown referenced */
ULONG uRefCount; /* external lock counter to IUnknown object*/
COM_ExternalLock *next; /* Pointer to next element in list */
};
struct COM_ExternalLockList
{
COM_ExternalLock *head; /* head of list */
};
/*
* Declaration and initialization of the static structure that manages
* the external lock to COM objects.
*/
static COM_ExternalLockList elList = { EL_END_OF_LIST };
/*
* Public Interface to the external lock list
*/
static void COM_ExternalLockFreeList();
static void COM_ExternalLockAddRef(IUnknown *pUnk);
static void COM_ExternalLockRelease(IUnknown *pUnk, BOOL bRelAll);
void COM_ExternalLockDump(); /* testing purposes, not static to avoid warning */
/*
* Private methods used to managed the linked list
*/
static BOOL COM_ExternalLockInsert(
IUnknown *pUnk);
static void COM_ExternalLockDelete(
COM_ExternalLock *element);
static COM_ExternalLock* COM_ExternalLockFind(
IUnknown *pUnk);
static COM_ExternalLock* COM_ExternalLockLocate(
COM_ExternalLock *element,
IUnknown *pUnk);
/****************************************************************************
* This section defines variables internal to the COM module.
*
* TODO: Most of these things will have to be made thread-safe.
*/
HINSTANCE16 COMPOBJ_hInstance = 0;
HINSTANCE COMPOBJ_hInstance32 = 0;
static int COMPOBJ_Attach = 0;
LPMALLOC16 currentMalloc16=NULL;
LPMALLOC currentMalloc32=NULL;
HTASK16 hETask = 0;
WORD Table_ETask[62];
/*
* This lock count counts the number of times CoInitialize is called. It is
* decreased every time CoUninitialize is called. When it hits 0, the COM
* libraries are freed
*/
static LONG s_COMLockCount = 0;
/*
* This linked list contains the list of registered class objects. These
* are mostly used to register the factories for out-of-proc servers of OLE
* objects.
*
* TODO: Make this data structure aware of inter-process communication. This
* means that parts of this will be exported to the Wine Server.
*/
typedef struct tagRegisteredClass
{
CLSID classIdentifier;
LPUNKNOWN classObject;
DWORD runContext;
DWORD connectFlags;
DWORD dwCookie;
struct tagRegisteredClass* nextClass;
} RegisteredClass;
static CRITICAL_SECTION csRegisteredClassList;
static RegisteredClass* firstRegisteredClass = NULL;
/* this open DLL table belongs in a per process table, but my guess is that
* it shouldn't live in the kernel, so I'll put them out here in DLL
* space assuming that there is one OLE32 per process.
*/
typedef struct tagOpenDll {
HINSTANCE hLibrary;
struct tagOpenDll *next;
} OpenDll;
static CRITICAL_SECTION csOpenDllList;
static OpenDll *openDllList = NULL; /* linked list of open dlls */
/*****************************************************************************
* This section contains prototypes to internal methods for this
* module
*/
static HRESULT COM_GetRegisteredClassObject(REFCLSID rclsid,
DWORD dwClsContext,
LPUNKNOWN* ppUnk);
static void COM_RevokeAllClasses();
/******************************************************************************
* Initialize/Uninitialize critical sections.
*/
void COMPOBJ_InitProcess( void )
{
InitializeCriticalSection( &csRegisteredClassList );
InitializeCriticalSection( &csOpenDllList );
}
void COMPOBJ_UninitProcess( void )
{
DeleteCriticalSection( &csRegisteredClassList );
DeleteCriticalSection( &csOpenDllList );
}
/******************************************************************************
* CoBuildVersion [COMPOBJ.1]
* CoBuildVersion [OLE32.4]
*
* RETURNS
* Current build version, hiword is majornumber, loword is minornumber
*/
DWORD WINAPI CoBuildVersion(void)
{
TRACE("Returning version %d, build %d.\n", rmm, rup);
return (rmm<<16)+rup;
}
/******************************************************************************
* CoInitialize [COMPOBJ.2]
* Set the win16 IMalloc used for memory management
*/
HRESULT WINAPI CoInitialize16(
LPVOID lpReserved /* [in] pointer to win16 malloc interface */
) {
currentMalloc16 = (LPMALLOC16)lpReserved;
return S_OK;
}
/******************************************************************************
* CoInitialize [OLE32.26]
*
* Initializes the COM libraries.
*
* See CoInitializeEx
*/
HRESULT WINAPI CoInitialize(
LPVOID lpReserved /* [in] pointer to win32 malloc interface
(obsolete, should be NULL) */
)
{
/*
* Just delegate to the newer method.
*/
return CoInitializeEx(lpReserved, COINIT_APARTMENTTHREADED);
}
/******************************************************************************
* CoInitializeEx [OLE32.163]
*
* Initializes the COM libraries. The behavior used to set the win32 IMalloc
* used for memory management is obsolete.
*
* RETURNS
* S_OK if successful,
* S_FALSE if this function was called already.
* RPC_E_CHANGED_MODE if a previous call to CoInitialize specified another
* threading model.
*
* BUGS
* Only the single threaded model is supported. As a result RPC_E_CHANGED_MODE
* is never returned.
*
* See the windows documentation for more details.
*/
HRESULT WINAPI CoInitializeEx(
LPVOID lpReserved, /* [in] pointer to win32 malloc interface
(obsolete, should be NULL) */
DWORD dwCoInit /* [in] A value from COINIT specifies the threading model */
)
{
HRESULT hr;
TRACE("(%p, %x)\n", lpReserved, (int)dwCoInit);
if (lpReserved!=NULL)
{
ERR("(%p, %x) - Bad parameter passed-in %p, must be an old Windows Application\n", lpReserved, (int)dwCoInit, lpReserved);
}
/*
* Check for unsupported features.
*/
if (dwCoInit!=COINIT_APARTMENTTHREADED)
{
FIXME(":(%p,%x): unsupported flag %x\n", lpReserved, (int)dwCoInit, (int)dwCoInit);
/* Hope for the best and continue anyway */
}
/*
* Check the lock count. If this is the first time going through the initialize
* process, we have to initialize the libraries.
*
* And crank-up that lock count.
*/
if (InterlockedExchangeAdd(&s_COMLockCount,1)==0)
{
/*
* Initialize the various COM libraries and data structures.
*/
TRACE("() - Initializing the COM libraries\n");
RunningObjectTableImpl_Initialize();
hr = S_OK;
}
else
hr = S_FALSE;
return hr;
}
/***********************************************************************
* CoUninitialize [COMPOBJ.3]
* Don't know what it does.
* 3-Nov-98 -- this was originally misspelled, I changed it to what I
* believe is the correct spelling
*/
void WINAPI CoUninitialize16(void)
{
TRACE("()\n");
CoFreeAllLibraries();
}
/***********************************************************************
* CoUninitialize [OLE32.47]
*
* This method will release the COM libraries.
*
* See the windows documentation for more details.
*/
void WINAPI CoUninitialize(void)
{
LONG lCOMRefCnt;
TRACE("()\n");
/*
* Decrease the reference count.
* If we are back to 0 locks on the COM library, make sure we free
* all the associated data structures.
*/
lCOMRefCnt = InterlockedExchangeAdd(&s_COMLockCount,-1);
if (lCOMRefCnt==1)
{
/*
* Release the various COM libraries and data structures.
*/
TRACE("() - Releasing the COM libraries\n");
RunningObjectTableImpl_UnInitialize();
/*
* Release the references to the registered class objects.
*/
COM_RevokeAllClasses();
/*
* This will free the loaded COM Dlls.
*/
CoFreeAllLibraries();
/*
* This will free list of external references to COM objects.
*/
COM_ExternalLockFreeList();
}
else if (lCOMRefCnt<1) {
ERR( "CoUninitialize() - not CoInitialized.\n" );
InterlockedExchangeAdd(&s_COMLockCount,1); /* restore the lock count. */
}
}
/***********************************************************************
* CoGetMalloc [COMPOBJ.4]
* RETURNS
* The current win16 IMalloc
*/
HRESULT WINAPI CoGetMalloc16(
DWORD dwMemContext, /* [in] unknown */
LPMALLOC16 * lpMalloc /* [out] current win16 malloc interface */
) {
if(!currentMalloc16)
currentMalloc16 = IMalloc16_Constructor();
*lpMalloc = currentMalloc16;
return S_OK;
}
/******************************************************************************
* CoGetMalloc [OLE32.20]
*
* RETURNS
* The current win32 IMalloc
*/
HRESULT WINAPI CoGetMalloc(
DWORD dwMemContext, /* [in] unknown */
LPMALLOC *lpMalloc /* [out] current win32 malloc interface */
) {
if(!currentMalloc32)
currentMalloc32 = IMalloc_Constructor();
*lpMalloc = currentMalloc32;
return S_OK;
}
/***********************************************************************
* CoCreateStandardMalloc [COMPOBJ.71]
*/
HRESULT WINAPI CoCreateStandardMalloc16(DWORD dwMemContext,
LPMALLOC16 *lpMalloc)
{
/* FIXME: docu says we shouldn't return the same allocator as in
* CoGetMalloc16 */
*lpMalloc = IMalloc16_Constructor();
return S_OK;
}
/******************************************************************************
* CoDisconnectObject [COMPOBJ.15]
* CoDisconnectObject [OLE32.8]
*/
HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
{
TRACE("(%p, %lx)\n",lpUnk,reserved);
return S_OK;
}
/***********************************************************************
* IsEqualGUID [COMPOBJ.18]
*
* Compares two Unique Identifiers.
*
* RETURNS
* TRUE if equal
*/
BOOL16 WINAPI IsEqualGUID16(
GUID* g1, /* [in] unique id 1 */
GUID* g2 /* [in] unique id 2 */
) {
return !memcmp( g1, g2, sizeof(GUID) );
}
/******************************************************************************
* CLSIDFromString [COMPOBJ.20]
* Converts a unique identifier from its string representation into
* the GUID struct.
*
* Class id: DWORD-WORD-WORD-BYTES[2]-BYTES[6]
*
* RETURNS
* the converted GUID
*/
HRESULT WINAPI CLSIDFromString16(
LPCOLESTR16 idstr, /* [in] string representation of guid */
CLSID *id /* [out] GUID converted from string */
) {
BYTE *s = (BYTE *) idstr;
BYTE *p;
int i;
BYTE table[256];
if (!s)
s = "{00000000-0000-0000-0000-000000000000}";
else { /* validate the CLSID string */
if (strlen(s) != 38)
return CO_E_CLASSSTRING;
if ((s[0]!='{') || (s[9]!='-') || (s[14]!='-') || (s[19]!='-') || (s[24]!='-') || (s[37]!='}'))
return CO_E_CLASSSTRING;
for (i=1; i<37; i++)
{
if ((i == 9)||(i == 14)||(i == 19)||(i == 24)) continue;
if (!(((s[i] >= '0') && (s[i] <= '9')) ||
((s[i] >= 'a') && (s[i] <= 'f')) ||
((s[i] >= 'A') && (s[i] <= 'F')))
)
return CO_E_CLASSSTRING;
}
}
TRACE("%s -> %p\n", s, id);
/* quick lookup table */
memset(table, 0, 256);
for (i = 0; i < 10; i++) {
table['0' + i] = i;
}
for (i = 0; i < 6; i++) {
table['A' + i] = i+10;
table['a' + i] = i+10;
}
/* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
p = (BYTE *) id;
s++; /* skip leading brace */
for (i = 0; i < 4; i++) {
p[3 - i] = table[*s]<<4 | table[*(s+1)];
s += 2;
}
p += 4;
s++; /* skip - */
for (i = 0; i < 2; i++) {
p[1-i] = table[*s]<<4 | table[*(s+1)];
s += 2;
}
p += 2;
s++; /* skip - */
for (i = 0; i < 2; i++) {
p[1-i] = table[*s]<<4 | table[*(s+1)];
s += 2;
}
p += 2;
s++; /* skip - */
/* these are just sequential bytes */
for (i = 0; i < 2; i++) {
*p++ = table[*s]<<4 | table[*(s+1)];
s += 2;
}
s++; /* skip - */
for (i = 0; i < 6; i++) {
*p++ = table[*s]<<4 | table[*(s+1)];
s += 2;
}
return S_OK;
}
/******************************************************************************
* CoCreateGuid[OLE32.6]
*
*/
HRESULT WINAPI CoCreateGuid(
GUID *pguid /* [out] points to the GUID to initialize */
) {
return UuidCreate(pguid);
}
/******************************************************************************
* CLSIDFromString [OLE32.3]
* IIDFromString [OLE32.74]
* 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);
HRESULT 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 HRESULT
*/
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 S_OK;
}
/******************************************************************************
* StringFromCLSID [COMPOBJ.19]
* Converts a GUID into the respective string representation.
* The target string is allocated using the OLE IMalloc.
* RETURNS
* the string representation and HRESULT
*/
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 */
) {
extern BOOL WINAPI K32WOWCallback16Ex( DWORD vpfn16, DWORD dwFlags,
DWORD cbArgs, LPVOID pArgs, LPDWORD pdwRetCode );
LPMALLOC16 mllc;
HRESULT 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 (!K32WOWCallback16Ex(
(DWORD)((ICOM_VTABLE(IMalloc16)*)MapSL(
(SEGPTR)ICOM_VTBL(((LPMALLOC16)MapSL((SEGPTR)mllc))))
)->Alloc,
WCB16_CDECL,
2*sizeof(DWORD),
(LPVOID)args,
(LPDWORD)idstr
)) {
WARN("CallTo16 IMalloc16 failed\n");
return E_FAIL;
}
return WINE_StringFromCLSID(id,MapSL((SEGPTR)*idstr));
}
/******************************************************************************
* StringFromCLSID [OLE32.151]
* StringFromIID [OLE32.153]
* Converts a GUID into the respective string representation.
* The target string is allocated using the OLE IMalloc.
* RETURNS
* the string representation and HRESULT
*/
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];
HRESULT ret;
LPMALLOC mllc;
if ((ret=CoGetMalloc(0,&mllc)))
return ret;
ret=WINE_StringFromCLSID(id,buf);
if (!ret) {
DWORD len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
*idstr = IMalloc_Alloc( mllc, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, buf, -1, *idstr, len );
}
return ret;
}
/******************************************************************************
* StringFromGUID2 [COMPOBJ.76]
* StringFromGUID2 [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;
return MultiByteToWideChar( CP_ACP, 0, xguid, -1, str, cmax );
}
/******************************************************************************
* 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
{
DWORD len = MultiByteToWideChar( CP_ACP, 0, buf2, -1, NULL, 0 );
*lplpszProgID = IMalloc_Alloc(mllc, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, buf2, -1, *lplpszProgID, len );
}
}
HeapFree(GetProcessHeap(), 0, buf2);
}
RegCloseKey(xhkey);
return ret;
}
/******************************************************************************
* CLSIDFromProgID [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);
HRESULT ret = CLSIDFromProgID16(pid,riid);
HeapFree(GetProcessHeap(),0,pid);
return ret;
}
/*****************************************************************************
* CoGetPSClsid [OLE32.22]
*
* This function returns the CLSID of the DLL that implements the proxy and stub
* for the specified interface.
*
* It determines this by searching the
* HKEY_CLASSES_ROOT\Interface\{string form of riid}\ProxyStubClsid32 in the registry
* and any interface id registered by CoRegisterPSClsid within the current process.
*
* FIXME: We only search the registry, not ids registered with CoRegisterPSClsid.
*/
HRESULT WINAPI CoGetPSClsid(
REFIID riid, /* [in] Interface whose proxy/stub CLSID is to be returned */
CLSID *pclsid ) /* [out] Where to store returned proxy/stub CLSID */
{
char *buf, buf2[40];
DWORD buf2len;
HKEY xhkey;
TRACE("() riid=%s, pclsid=%p\n", debugstr_guid(riid), pclsid);
/* Get the input iid as a string */
WINE_StringFromCLSID(riid, buf2);
/* Allocate memory for the registry key we will construct.
(length of iid string plus constant length of static text */
buf = HeapAlloc(GetProcessHeap(), 0, strlen(buf2)+27);
if (buf == NULL)
{
return (E_OUTOFMEMORY);
}
/* Construct the registry key we want */
sprintf(buf,"Interface\\%s\\ProxyStubClsid32", buf2);
/* Open the key.. */
if (RegOpenKeyA(HKEY_CLASSES_ROOT, buf, &xhkey))
{
HeapFree(GetProcessHeap(),0,buf);
return (E_INVALIDARG);
}
HeapFree(GetProcessHeap(),0,buf);
/* ... Once we have the key, query the registry to get the
value of CLSID as a string, and convert it into a
proper CLSID structure to be passed back to the app */
buf2len = sizeof(buf2);
if ( (RegQueryValueA(xhkey,NULL,buf2,&buf2len)) )
{
RegCloseKey(xhkey);
return E_INVALIDARG;
}
RegCloseKey(xhkey);
/* We have the CLSid we want back from the registry as a string, so
lets convert it into a CLSID structure */
if ( (CLSIDFromString16(buf2,pclsid)) != NOERROR)
{
return E_INVALIDARG;
}
TRACE ("() Returning CLSID=%s\n", debugstr_guid(pclsid));
return (S_OK);
}
/***********************************************************************
* WriteClassStm (OLE32.159)
*
* 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 (OLE32.135)
*
* This function read a CLSID from a stream
*/
HRESULT WINAPI ReadClassStm(IStream *pStm,CLSID *pclsid)
{
ULONG nbByte;
HRESULT res;
TRACE("(%p,%p)\n",pStm,pclsid);
if (pclsid==NULL)
return E_INVALIDARG;
res = IStream_Read(pStm,(void*)pclsid,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)
*/
HRESULT 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)
*/
HRESULT 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)
*/
HRESULT WINAPI CallObjectInWOW(LPVOID p1,LPVOID p2) {
FIXME("(%p,%p),stub!\n",p1,p2);
return 0;
}
/******************************************************************************
* CoRegisterClassObject [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;
}
/******************************************************************************
* CoRevokeClassObject [COMPOBJ.6]
*
*/
HRESULT WINAPI CoRevokeClassObject16(DWORD dwRegister) /* [in] token on class obj */
{
FIXME("(0x%08lx),stub!\n", dwRegister);
return 0;
}
/******************************************************************************
* CoFileTimeToDosDateTime [COMPOBJ.30]
*/
BOOL16 WINAPI CoFileTimeToDosDateTime16(const FILETIME *ft, LPWORD lpDosDate, LPWORD lpDosTime)
{
return FileTimeToDosDateTime(ft, lpDosDate, lpDosTime);
}
/******************************************************************************
* CoDosDateTimeToFileTime [COMPOBJ.31]
*/
BOOL16 WINAPI CoDosDateTimeToFileTime16(WORD wDosDate, WORD wDosTime, FILETIME *ft)
{
return DosDateTimeToFileTime(wDosDate, wDosTime, ft);
}
/***
* 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)
{
HRESULT hr = S_FALSE;
RegisteredClass* curClass;
EnterCriticalSection( &csRegisteredClassList );
/*
* 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 (IsEqualGUID(&(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);
hr = S_OK;
goto end;
}
/*
* Step to the next class in the list.
*/
curClass = curClass->nextClass;
}
end:
LeaveCriticalSection( &csRegisteredClassList );
/*
* If we get to here, we haven't found our class.
*/
return hr;
}
/******************************************************************************
* 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));
if ( newClass == NULL )
return E_OUTOFMEMORY;
EnterCriticalSection( &csRegisteredClassList );
/*
* 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;
LeaveCriticalSection( &csRegisteredClassList );
/*
* 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)
{
HRESULT hr = E_INVALIDARG;
RegisteredClass** prevClassLink;
RegisteredClass* curClass;
TRACE("(%08lx)\n",dwRegister);
EnterCriticalSection( &csRegisteredClassList );
/*
* 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);
hr = S_OK;
goto end;
}
/*
* Step to the next class in the list.
*/
prevClassLink = &(curClass->nextClass);
curClass = curClass->nextClass;
}
end:
LeaveCriticalSection( &csRegisteredClassList );
/*
* If we get to here, we haven't found our class.
*/
return hr;
}
/***********************************************************************
* CoGetClassObject [COMPOBJ.7]
* CoGetClassObject [OLE32.16]
*/
HRESULT WINAPI CoGetClassObject(
REFCLSID rclsid, DWORD dwClsContext, COSERVERINFO *pServerInfo,
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)
);
if (pServerInfo) {
FIXME("\tpServerInfo: name=%s\n",debugstr_w(pServerInfo->pwszName));
FIXME("\t\tpAuthInfo=%p\n",pServerInfo->pAuthInfo);
}
/*
* 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, &regClassObject))
{
/*
* 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("%s %s not supported!\n",
(dwClsContext&CLSCTX_LOCAL_SERVER)?"CLSCTX_LOCAL_SERVER":"",
(dwClsContext&CLSCTX_REMOTE_SERVER)?"CLSCTX_REMOTE_SERVER":""
);
return E_ACCESSDENIED;
}
if ((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext) {
HKEY key;
char buf[200];
sprintf(buf,"CLSID\\%s\\InprocServer32",xclsid);
hres = RegOpenKeyExA(HKEY_CLASSES_ROOT, buf, 0, KEY_READ, &key);
if (hres != ERROR_SUCCESS) {
return REGDB_E_CLASSNOTREG;
}
memset(dllName,0,sizeof(dllName));
hres= RegQueryValueExW(key,NULL,NULL,NULL,(LPBYTE)dllName,&dllNameLen);
if (hres)
return REGDB_E_CLASSNOTREG; /* FIXME: check retval */
RegCloseKey(key);
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 (OLE32.173)
*
* Resumes classobjects registered with REGCLS suspended
*/
HRESULT WINAPI CoResumeClassObjects(void)
{
FIXME("\n");
return S_OK;
}
/***********************************************************************
* GetClassFile (OLE32.67)
*
* This function supplies the CLSID associated with the given filename.
*/
HRESULT WINAPI GetClassFile(LPCOLESTR 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;
}
/******************************************************************************
* CoRegisterMessageFilter [COMPOBJ.27]
*/
HRESULT WINAPI CoRegisterMessageFilter16(
LPMESSAGEFILTER lpMessageFilter,
LPMESSAGEFILTER *lplpMessageFilter
) {
FIXME("(%p,%p),stub!\n",lpMessageFilter,lplpMessageFilter);
return 0;
}
/***********************************************************************
* CoCreateInstance [COMPOBJ.13]
* CoCreateInstance [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)) {
FIXME("no instance created for %s, hres is 0x%08lx\n",debugstr_guid(iid),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 [OLE32.13]
*/
void WINAPI CoFreeLibrary(HINSTANCE hLibrary)
{
OpenDll *ptr, *prev;
OpenDll *tmp;
EnterCriticalSection( &csOpenDllList );
/* 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 */
goto end;
}
/* 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;
}
end:
LeaveCriticalSection( &csOpenDllList );
}
/***********************************************************************
* CoFreeAllLibraries [OLE32.12]
*/
void WINAPI CoFreeAllLibraries(void)
{
OpenDll *ptr, *tmp;
EnterCriticalSection( &csOpenDllList );
for (ptr = openDllList; ptr != NULL; ) {
tmp=ptr->next;
CoFreeLibrary(ptr->hLibrary);
ptr = tmp;
}
LeaveCriticalSection( &csOpenDllList );
}
/***********************************************************************
* CoFreeUnusedLibraries [COMPOBJ.17]
* CoFreeUnusedLibraries [OLE32.14]
*/
void WINAPI CoFreeUnusedLibraries(void)
{
OpenDll *ptr, *tmp;
typedef HRESULT(*DllCanUnloadNowFunc)(void);
DllCanUnloadNowFunc DllCanUnloadNow;
EnterCriticalSection( &csOpenDllList );
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;
}
}
LeaveCriticalSection( &csOpenDllList );
}
/***********************************************************************
* CoFileTimeNow [COMPOBJ.82]
* CoFileTimeNow [OLE32.10]
*
* RETURNS
* the current system time in lpFileTime
*/
HRESULT WINAPI CoFileTimeNow( FILETIME *lpFileTime ) /* [out] the current time */
{
GetSystemTimeAsFileTime( lpFileTime );
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("(%s, %d)\n", debugstr_w(lpszLibName), bAutoFree);
hLibrary = LoadLibraryExW(lpszLibName, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
if (!bAutoFree)
return hLibrary;
EnterCriticalSection( &csOpenDllList );
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;
}
}
LeaveCriticalSection( &csOpenDllList );
return hLibrary;
}
/***********************************************************************
* CoInitializeWOW (OLE32.27)
*/
HRESULT WINAPI CoInitializeWOW(DWORD x,DWORD y) {
FIXME("(0x%08lx,0x%08lx),stub!\n",x,y);
return 0;
}
/******************************************************************************
* CoLockObjectExternal [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;
}
/***********************************************************************
* CoGetState [COMPOBJ.115]
*/
HRESULT WINAPI CoGetState16(LPDWORD state)
{
FIXME("(%p),stub!\n", state);
*state = 0;
return S_OK;
}
/***********************************************************************
* CoSetState [OLE32.42]
*/
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()
{
EnterCriticalSection( &csRegisteredClassList );
while (firstRegisteredClass!=0)
{
CoRevokeClassObject(firstRegisteredClass->dwCookie);
}
LeaveCriticalSection( &csRegisteredClassList );
}
/****************************************************************************
* 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 );
}
}
/***********************************************************************
* DllEntryPoint [COMPOBJ.116]
*
* 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:
if (!COMPOBJ_Attach++) COMPOBJ_hInstance = hInst;
break;
case DLL_PROCESS_DETACH:
if(!--COMPOBJ_Attach)
COMPOBJ_hInstance = 0;
break;
}
return TRUE;
}
/******************************************************************************
* OleGetAutoConvert [OLE32.104]
*/
HRESULT WINAPI OleGetAutoConvert(REFCLSID clsidOld, LPCLSID pClsidNew)
{
HKEY hkey = 0;
char buf[200];
WCHAR wbuf[200];
DWORD len;
HRESULT res = S_OK;
sprintf(buf,"CLSID\\");WINE_StringFromCLSID(clsidOld,&buf[6]);
if (RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&hkey))
{
res = REGDB_E_CLASSNOTREG;
goto done;
}
len = 200;
/* we can just query for the default value of AutoConvertTo key like that,
without opening the AutoConvertTo key and querying for NULL (default) */
if (RegQueryValueA(hkey,"AutoConvertTo",buf,&len))
{
res = REGDB_E_KEYMISSING;
goto done;
}
MultiByteToWideChar( CP_ACP, 0, buf, -1, wbuf, sizeof(wbuf)/sizeof(WCHAR) );
CLSIDFromString(wbuf,pClsidNew);
done:
if (hkey) RegCloseKey(hkey);
return res;
}
/******************************************************************************
* OleSetAutoConvert [OLE32.126]
*/
HRESULT WINAPI OleSetAutoConvert(REFCLSID clsidOld, REFCLSID clsidNew)
{
HKEY hkey = 0, hkeyConvert = 0;
char buf[200], szClsidNew[200];
HRESULT res = S_OK;
TRACE("(%p,%p);\n", clsidOld, clsidNew);
sprintf(buf,"CLSID\\");WINE_StringFromCLSID(clsidOld,&buf[6]);
WINE_StringFromCLSID(clsidNew, szClsidNew);
if (RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&hkey))
{
res = REGDB_E_CLASSNOTREG;
goto done;
}
if (RegCreateKeyA(hkey, "AutoConvertTo", &hkeyConvert))
{
res = REGDB_E_WRITEREGDB;
goto done;
}
if (RegSetValueExA(hkeyConvert, NULL, 0,
REG_SZ, (LPBYTE)szClsidNew, strlen(szClsidNew)+1))
{
res = REGDB_E_WRITEREGDB;
goto done;
}
done:
if (hkeyConvert) RegCloseKey(hkeyConvert);
if (hkey) RegCloseKey(hkey);
return res;
}
/***********************************************************************
* IsEqualGUID [OLE32.76]
*
* Compares two Unique Identifiers.
*
* RETURNS
* TRUE if equal
*/
#undef IsEqualGUID
BOOL WINAPI IsEqualGUID(
REFGUID rguid1, /* [in] unique id 1 */
REFGUID rguid2 /* [in] unique id 2 */
)
{
return !memcmp(rguid1,rguid2,sizeof(GUID));
}
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