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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"
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <fcntl.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif
#include <sys/ioctl.h>
#include <sys/socket.h>
#ifdef HAVE_SYS_SOCKIO_H
# include <sys/sockio.h>
#endif
#ifdef HAVE_NET_IF_H
# include <net/if.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <assert.h>
#include "wine/winbase16.h"
#include "wine/winestring.h"
#include "winerror.h"
#include "ole.h"
#include "ole2.h"
#include "debug.h"
#include "file.h"
#include "heap.h"
#include "ldt.h"
#include "winreg.h"
#include "wine/obj_base.h"
#include "wine/obj_misc.h"
#include "wine/obj_clientserver.h"
#include "ifs.h"
/****************************************************************************
* 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, BOOL32 bRelAll);
void COM_ExternalLockDump(); /* testing purposes, not static to avoid warning */
/*
* Private methods used to managed the linked list
*/
static BOOL32 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.
*/
LPMALLOC16 currentMalloc16=NULL;
LPMALLOC32 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 ULONG 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 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 {
char *DllName; /* really only needed for debugging */
HINSTANCE32 hLibrary;
struct tagOpenDll *next;
} OpenDll;
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();
/******************************************************************************
* CoBuildVersion [COMPOBJ.1]
*
* RETURNS
* Current built version, hiword is majornumber, loword is minornumber
*/
DWORD WINAPI CoBuildVersion(void)
{
TRACE(ole,"(void)\n");
return (rmm<<16)+rup;
}
/******************************************************************************
* CoInitialize16 [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;
}
/******************************************************************************
* CoInitialize32 [OLE32.26]
*
* Initializes the COM libraries.
*
* See CoInitializeEx32
*/
HRESULT WINAPI CoInitialize32(
LPVOID lpReserved /* [in] pointer to win32 malloc interface
(obsolete, should be NULL) */
)
{
/*
* Just delegate to the newer method.
*/
return CoInitializeEx32(lpReserved, COINIT_APARTMENTTHREADED);
}
/******************************************************************************
* CoInitializeEx32 [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 CoInitializeEx32(
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(ole, "(%p, %x)\n", lpReserved, (int)dwCoInit);
if (lpReserved!=NULL)
{
ERR(ole,"(%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(ole, ":(%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.
*/
if (s_COMLockCount==0)
{
/*
* Initialize the various COM libraries and data structures.
*/
TRACE(ole, "() - Initializing the COM libraries\n");
hr = S_OK;
}
else
hr = S_FALSE;
/*
* Crank-up that lock count.
*/
s_COMLockCount++;
return hr;
}
/***********************************************************************
* CoUninitialize16 [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(ole,"()\n");
CoFreeAllLibraries();
}
/***********************************************************************
* CoUninitialize32 [OLE32.47]
*
* This method will release the COM libraries.
*
* See the windows documentation for more details.
*/
void WINAPI CoUninitialize32(void)
{
TRACE(ole,"()\n");
/*
* Decrease the reference count.
*/
s_COMLockCount--;
/*
* If we are back to 0 locks on the COM library, make sure we free
* all the associated data structures.
*/
if (s_COMLockCount==0)
{
/*
* Release the various COM libraries and data structures.
*/
TRACE(ole, "() - Releasing the COM libraries\n");
/*
* 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();
}
}
/***********************************************************************
* CoGetMalloc16 [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;
}
/******************************************************************************
* CoGetMalloc32 [OLE32.20]
*
* RETURNS
* The current win32 IMalloc
*/
HRESULT WINAPI CoGetMalloc32(
DWORD dwMemContext, /* [in] unknown */
LPMALLOC32 *lpMalloc /* [out] current win32 malloc interface */
) {
if(!currentMalloc32)
currentMalloc32 = IMalloc32_Constructor();
*lpMalloc = currentMalloc32;
return S_OK;
}
/***********************************************************************
* CoCreateStandardMalloc16 [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]
*/
HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
{
TRACE(ole,"%p %lx\n",lpUnk,reserved);
return S_OK;
}
/***********************************************************************
* IsEqualGUID16 [COMPOBJ.18]
*
* Compares two Unique Identifiers.
*
* RETURNS
* TRUE if equal
*/
BOOL16 WINAPI IsEqualGUID16(
GUID* g1, /* [in] unique id 1 */
GUID* g2 /**/
) {
return !memcmp( g1, g2, sizeof(GUID) );
}
/***********************************************************************
* IsEqualGUID32 [OLE32.76]
*
* Compares two Unique Identifiers.
*
* RETURNS
* TRUE if equal
*/
BOOL32 WINAPI IsEqualGUID32(
REFGUID rguid1, /* [in] unique id 1 */
REFGUID rguid2 /* [in] unique id 2 */
)
{
return !memcmp(rguid1,rguid2,sizeof(GUID));
}
/******************************************************************************
* CLSIDFromString16 [COMPOBJ.20]
* Converts a unique identifier from it's 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];
TRACE(ole,"%s -> %p\n", idstr, 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} */
if (strlen(idstr) != 38)
return OLE_ERROR_OBJECT;
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]
*
* 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(
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;
UINT32 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(ole, "%p", pguid);
return S_OK;
}
/******************************************************************************
* CLSIDFromString32 [OLE32.3]
* Converts a unique identifier from it's string representation into
* the GUID struct.
* RETURNS
* the converted GUID
*/
HRESULT WINAPI CLSIDFromString32(
LPCOLESTR32 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);
return ret;
}
/******************************************************************************
* WINE_StringFromCLSID [Internal]
* Converts a GUID into the respective string representation.
*
* NOTES
*
* RETURNS
* the string representation and OLESTATUS
*/
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(ole,"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(ole,"%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(
(FARPROC16)((ICOM_VTABLE(IMalloc16)*)PTR_SEG_TO_LIN(
((LPMALLOC16)PTR_SEG_TO_LIN(mllc))->lpvtbl)
)->fnAlloc,
WCB16_CDECL,
2,
(LPVOID)args,
(LPDWORD)idstr
)) {
WARN(ole,"CallTo16 IMalloc16 failed\n");
return E_FAIL;
}
return WINE_StringFromCLSID(id,PTR_SEG_TO_LIN(*idstr));
}
/******************************************************************************
* StringFromCLSID32 [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 StringFromCLSID32(
REFCLSID id, /* [in] the GUID to be converted */
LPOLESTR32 *idstr /* [out] a pointer to a to-be-allocated pointer pointing to the resulting string */
) {
char buf[80];
OLESTATUS ret;
LPMALLOC32 mllc;
if ((ret=CoGetMalloc32(0,&mllc)))
return ret;
ret=WINE_StringFromCLSID(id,buf);
if (!ret) {
*idstr = mllc->lpvtbl->fnAlloc(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.
*/
INT32 WINAPI
StringFromGUID2(REFGUID id, LPOLESTR32 str, INT32 cmax)
{
char xguid[80];
if (WINE_StringFromCLSID(id,xguid))
return 0;
if (strlen(xguid)>=cmax)
return 0;
lstrcpyAtoW(str,xguid);
return strlen(xguid);
}
/******************************************************************************
* 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=RegOpenKey32A(HKEY_CLASSES_ROOT,buf,&xhkey))) {
HeapFree(GetProcessHeap(),0,buf);
return OLE_ERROR_GENERIC;
}
HeapFree(GetProcessHeap(),0,buf);
buf2len = sizeof(buf2);
if ((err=RegQueryValue32A(xhkey,NULL,buf2,&buf2len))) {
RegCloseKey(xhkey);
return OLE_ERROR_GENERIC;
}
RegCloseKey(xhkey);
return CLSIDFromString16(buf2,riid);
}
/******************************************************************************
* CLSIDFromProgID32 [OLE32.2]
* Converts a program id into the respective GUID. (By using a registry lookup)
* RETURNS
* riid associated with the progid
*/
HRESULT WINAPI CLSIDFromProgID32(
LPCOLESTR32 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;
}
/* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
/***********************************************************************
* LookupETask (COMPOBJ.94)
*/
OLESTATUS WINAPI LookupETask(HTASK16 *hTask,LPVOID p) {
FIXME(ole,"(%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 SetETask(HTASK16 hTask, LPVOID p) {
FIXME(ole,"(%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(ole,"(%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(ole,"(%s,%p,0x%08lx,0x%08lx,%p),stub\n",
buf,pUnk,dwClsContext,flags,lpdwRegister
);
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;
}
/******************************************************************************
* CoRegisterClassObject32 [OLE32.36]
*
* This method will register the class object for a given class ID.
*
* See the Windows documentation for more details.
*/
HRESULT WINAPI CoRegisterClassObject32(
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(ole,"(%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 it's
* reference count.
*/
newClass->classObject = pUnk;
IUnknown_AddRef(newClass->classObject);
firstRegisteredClass = newClass;
/*
* We're successfyl Yippee!
*/
return S_OK;
}
/***********************************************************************
* CoRevokeClassObject32 [OLE32.40]
*
* This method will remove a class object from the class registry
*
* See the Windows documentation for more details.
*/
HRESULT WINAPI CoRevokeClassObject32(
DWORD dwRegister)
{
RegisteredClass** prevClassLink;
RegisteredClass* curClass;
TRACE(ole,"(%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;
char xclsid[50],xiid[50];
HRESULT hres = E_UNEXPECTED;
char dllName[MAX_PATH+1];
DWORD dllNameLen = sizeof(dllName);
HINSTANCE32 hLibrary;
typedef HRESULT (CALLBACK *DllGetClassObjectFunc)(REFCLSID clsid,
REFIID iid, LPVOID *ppv);
DllGetClassObjectFunc DllGetClassObject;
WINE_StringFromCLSID((LPCLSID)rclsid,xclsid);
WINE_StringFromCLSID((LPCLSID)iid,xiid);
TRACE(ole,"\n\tCLSID:\t%s,\n\tIID:\t%s\n",xclsid,xiid);
/*
* 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) {
FIXME(ole, "CLSCTX_LOCAL_SERVER and CLSCTX_REMOTE_SERVER not supported!\n");
return E_ACCESSDENIED;
}
if ((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext) {
HKEY CLSIDkey,key;
/* lookup CLSID in registry key HKCR/CLSID */
hres = RegOpenKeyEx32A(HKEY_CLASSES_ROOT, "CLSID", 0,
KEY_READ, &CLSIDkey);
if (hres != ERROR_SUCCESS)
return REGDB_E_READREGDB;
hres = RegOpenKeyEx32A(CLSIDkey,xclsid,0,KEY_QUERY_VALUE,&key);
if (hres != ERROR_SUCCESS) {
RegCloseKey(CLSIDkey);
return REGDB_E_CLASSNOTREG;
}
hres = RegQueryValue32A(key, "InprocServer32", dllName, &dllNameLen);
RegCloseKey(key);
RegCloseKey(CLSIDkey);
if (hres != ERROR_SUCCESS)
return REGDB_E_READREGDB;
TRACE(ole,"found InprocServer32 dll %s\n", dllName);
/* open dll, call DllGetClassFactory */
hLibrary = CoLoadLibrary(dllName, TRUE);
if (hLibrary == 0) {
TRACE(ole,"couldn't load InprocServer32 dll %s\n", dllName);
return E_ACCESSDENIED; /* or should this be CO_E_DLLNOTFOUND? */
}
DllGetClassObject = (DllGetClassObjectFunc)GetProcAddress32(hLibrary, "DllGetClassObject");
if (!DllGetClassObject) {
/* not sure if this should be called here CoFreeLibrary(hLibrary);*/
TRACE(ole,"couldn't find function DllGetClassObject in %s\n", dllName);
return E_ACCESSDENIED;
}
/*
* Ask the DLL for it's class object. (there was a note here about class
* factories but this is good.
*/
return DllGetClassObject(rclsid, iid, ppv);
}
return hres;
}
/******************************************************************************
* CoRegisterMessageFilter16 [COMPOBJ.27]
*/
HRESULT WINAPI CoRegisterMessageFilter16(
LPMESSAGEFILTER lpMessageFilter,
LPMESSAGEFILTER *lplpMessageFilter
) {
FIXME(ole,"(%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;
}
/***********************************************************************
* CoFreeLibrary [COMPOBJ.13]
*/
void WINAPI CoFreeLibrary(HINSTANCE32 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 */
FreeLibrary32(hLibrary);
if (ptr == openDllList) {
tmp = openDllList->next;
HeapFree(GetProcessHeap(), 0, openDllList->DllName);
HeapFree(GetProcessHeap(), 0, openDllList);
openDllList = tmp;
} else {
tmp = ptr->next;
HeapFree(GetProcessHeap(), 0, ptr->DllName);
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)
GetProcAddress32(ptr->hLibrary, "DllCanUnloadNow");
if (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 */
) {
LPMALLOC32 lpmalloc;
HRESULT ret = CoGetMalloc32(0,&lpmalloc);
if (ret)
return NULL;
return lpmalloc->lpvtbl->fnAlloc(lpmalloc,size);
}
/***********************************************************************
* CoTaskMemFree (OLE32.44)
*/
VOID WINAPI CoTaskMemFree(
LPVOID ptr /* [in] pointer to be freed */
) {
LPMALLOC32 lpmalloc;
HRESULT ret = CoGetMalloc32(0,&lpmalloc);
if (ret) return;
lpmalloc->lpvtbl->fnFree(lpmalloc,ptr);
}
/***********************************************************************
* CoLoadLibrary (OLE32.30)
*/
HINSTANCE32 WINAPI CoLoadLibrary(LPOLESTR16 lpszLibName, BOOL32 bAutoFree)
{
HINSTANCE32 hLibrary;
OpenDll *ptr;
OpenDll *tmp;
TRACE(ole,"CoLoadLibrary(%p, %d\n", lpszLibName, bAutoFree);
hLibrary = LoadLibrary32A(lpszLibName);
if (!bAutoFree)
return hLibrary;
if (openDllList == NULL) {
/* empty list -- add first node */
openDllList = (OpenDll*)HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
openDllList->DllName = HEAP_strdupA(GetProcessHeap(), 0, lpszLibName);
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->DllName = HEAP_strdupA(GetProcessHeap(), 0, lpszLibName);
openDllList->hLibrary = hLibrary;
openDllList->next = tmp;
}
}
return hLibrary;
}
/***********************************************************************
* CoInitializeWOW (OLE32.27)
*/
HRESULT WINAPI CoInitializeWOW(DWORD x,DWORD y) {
FIXME(ole,"(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(ole,"(%p,%d,%d),stub!\n",pUnk,fLock,fLastUnlockReleases);
return S_OK;
}
/******************************************************************************
* CoLockObjectExternal32 [OLE32.31]
*/
HRESULT WINAPI CoLockObjectExternal32(
LPUNKNOWN pUnk, /* [in] object to be locked */
BOOL32 fLock, /* [in] do lock */
BOOL32 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(ole, "(%p),stub!\n", state);
*state = 0;
return S_OK;
}
/***********************************************************************
* CoSetState32 [COM32.42]
*/
HRESULT WINAPI CoSetState32(LPDWORD state)
{
FIXME(ole, "(%p),stub!\n", state);
*state = 0;
return S_OK;
}
/***
* 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)
{
CoRevokeClassObject32(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);
if ( externalLock == EL_NOT_FOUND )
COM_ExternalLockInsert(pUnk);
else
{
externalLock->uRefCount++; /* add an external lock */
IUnknown_AddRef(pUnk); /* add a local lock as well */
}
}
/****************************************************************************
* 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,
BOOL32 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;
printf("\nExternal lock list contains:\n");
while ( current != EL_END_OF_LIST )
{
printf( "\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 BOOL32 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 );
}
}
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