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ole32: Implement HMETAFILE and HMETAFILEPICT user marshaling functions and add tests for these.

This commit is contained in:
Rob Shearman 2006-12-17 23:46:11 +00:00 committed by Alexandre Julliard
parent 3bb4760f88
commit fda6498284
3 changed files with 567 additions and 11 deletions
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16
dlls/ole32/ole32.spec
View File

@ -135,14 +135,14 @@
@ stdcall HMENU_UserMarshal(ptr ptr ptr)
@ stdcall HMENU_UserSize(ptr long ptr)
@ stdcall HMENU_UserUnmarshal(ptr ptr ptr)
@ stub HMETAFILEPICT_UserFree
@ stub HMETAFILEPICT_UserMarshal
@ stub HMETAFILEPICT_UserSize
@ stub HMETAFILEPICT_UserUnmarshal
@ stub HMETAFILE_UserFree
@ stub HMETAFILE_UserMarshal
@ stub HMETAFILE_UserSize
@ stub HMETAFILE_UserUnmarshal
@ stdcall HMETAFILEPICT_UserFree(ptr ptr)
@ stdcall HMETAFILEPICT_UserMarshal(ptr ptr ptr)
@ stdcall HMETAFILEPICT_UserSize(ptr long ptr)
@ stdcall HMETAFILEPICT_UserUnmarshal(ptr ptr ptr)
@ stdcall HMETAFILE_UserFree(ptr ptr)
@ stdcall HMETAFILE_UserMarshal(ptr ptr ptr)
@ stdcall HMETAFILE_UserSize(ptr long ptr)
@ stdcall HMETAFILE_UserUnmarshal(ptr ptr ptr)
@ stdcall HPALETTE_UserFree(ptr ptr)
@ stdcall HPALETTE_UserMarshal(ptr ptr ptr)
@ stdcall HPALETTE_UserSize(ptr long ptr)

155
dlls/ole32/tests/usrmarshal.c
View File

@ -29,6 +29,11 @@
#include "wine/test.h"
ULONG __RPC_USER HMETAFILE_UserSize(ULONG *, unsigned long, HMETAFILE *);
unsigned char * __RPC_USER HMETAFILE_UserMarshal(ULONG *, unsigned char *, HMETAFILE *);
unsigned char * __RPC_USER HMETAFILE_UserUnmarshal(ULONG *, unsigned char *, HMETAFILE *);
void __RPC_USER HMETAFILE_UserFree(ULONG *, HMETAFILE *);
static const char cf_marshaled[] =
{
0x9, 0x0, 0x0, 0x0,
@ -213,6 +218,154 @@ static void test_marshal_HENHMETAFILE(void)
HENHMETAFILE_UserFree(&flags, &hemf2);
}
static HMETAFILE create_mf(void)
{
RECT rect = {0, 0, 100, 100};
HDC hdc = CreateMetaFile(NULL);
ExtTextOut(hdc, 0, 0, ETO_OPAQUE, &rect, "Test String", strlen("Test String"), NULL);
return CloseMetaFile(hdc);
}
static void test_marshal_HMETAFILE(void)
{
unsigned char *buffer;
ULONG size;
ULONG flags = MAKELONG(MSHCTX_DIFFERENTMACHINE, NDR_LOCAL_DATA_REPRESENTATION);
HMETAFILE hmf;
HMETAFILE hmf2 = NULL;
unsigned char *wirehmf;
hmf = create_mf();
size = HMETAFILE_UserSize(&flags, 0, &hmf);
ok(size > 20, "size should be at least 20 bytes, not %d\n", size);
buffer = (unsigned char *)HeapAlloc(GetProcessHeap(), 0, size);
HMETAFILE_UserMarshal(&flags, buffer, &hmf);
wirehmf = buffer;
ok(*(DWORD *)wirehmf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
ok(*(DWORD *)wirehmf == (DWORD)(DWORD_PTR)hmf, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
ok(*(DWORD *)wirehmf == (size - 0x10), "wirestgm + 0x8 should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
ok(*(DWORD *)wirehmf == (size - 0x10), "wirestgm + 0xc should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
ok(*(WORD *)wirehmf == 1, "wirestgm + 0x10 should be 1 instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
/* ... rest of data not tested - refer to tests for GetMetaFileBits
* at this point */
HMETAFILE_UserUnmarshal(&flags, buffer, &hmf2);
ok(hmf2 != NULL, "HMETAFILE didn't unmarshal\n");
HeapFree(GetProcessHeap(), 0, buffer);
HMETAFILE_UserFree(&flags, &hmf2);
DeleteMetaFile(hmf);
/* test NULL emf */
hmf = NULL;
size = HMETAFILE_UserSize(&flags, 0, &hmf);
ok(size == 8, "size should be 8 bytes, not %d\n", size);
buffer = (unsigned char *)HeapAlloc(GetProcessHeap(), 0, size);
HMETAFILE_UserMarshal(&flags, buffer, &hmf);
wirehmf = buffer;
ok(*(DWORD *)wirehmf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
ok(*(DWORD *)wirehmf == (DWORD)(DWORD_PTR)hmf, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmf);
wirehmf += sizeof(DWORD);
HMETAFILE_UserUnmarshal(&flags, buffer, &hmf2);
ok(hmf2 == NULL, "NULL HMETAFILE didn't unmarshal\n");
HeapFree(GetProcessHeap(), 0, buffer);
HMETAFILE_UserFree(&flags, &hmf2);
}
#define USER_MARSHAL_PTR_PREFIX \
( (DWORD)'U' | ( (DWORD)'s' << 8 ) | \
( (DWORD)'e' << 16 ) | ( (DWORD)'r' << 24 ) )
static void test_marshal_HMETAFILEPICT(void)
{
unsigned char *buffer;
ULONG size;
ULONG flags = MAKELONG(MSHCTX_DIFFERENTMACHINE, NDR_LOCAL_DATA_REPRESENTATION);
HMETAFILEPICT hmfp;
HMETAFILEPICT hmfp2 = NULL;
METAFILEPICT *pmfp;
unsigned char *wirehmfp;
hmfp = GlobalAlloc(GMEM_MOVEABLE, sizeof(*pmfp));
pmfp = GlobalLock(hmfp);
pmfp->mm = MM_ISOTROPIC;
pmfp->xExt = 1;
pmfp->yExt = 2;
pmfp->hMF = create_mf();
GlobalUnlock(hmfp);
size = HMETAFILEPICT_UserSize(&flags, 0, &hmfp);
ok(size > 20, "size should be at least 20 bytes, not %d\n", size);
trace("size is %d\n", size);
buffer = (unsigned char *)HeapAlloc(GetProcessHeap(), 0, size);
HMETAFILEPICT_UserMarshal(&flags, buffer, &hmfp);
wirehmfp = buffer;
ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)hmfp, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == MM_ISOTROPIC, "wirestgm + 0x8 should be MM_ISOTROPIC instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == 1, "wirestgm + 0xc should be 1 instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == 2, "wirestgm + 0x10 should be 2 instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == USER_MARSHAL_PTR_PREFIX, "wirestgm + 0x14 should be \"User\" instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x18 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
pmfp = GlobalLock(hmfp);
ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)pmfp->hMF, "wirestgm + 0x1c should be pmfp->hMF instead of 0x%08x\n", *(DWORD *)wirehmfp);
GlobalUnlock(hmfp);
wirehmfp += sizeof(DWORD);
todo_wine {
ok(*(DWORD *)wirehmfp == (size - 0x34), "wirestgm + 0x20 should be size - 0x34 instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == (size - 0x34), "wirestgm + 0x24 should be size - 0x34 instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
}
ok(*(WORD *)wirehmfp == 1, "wirehmfp + 0x28 should be 1 instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
/* ... rest of data not tested - refer to tests for GetMetaFileBits
* at this point */
HMETAFILEPICT_UserUnmarshal(&flags, buffer, &hmfp2);
ok(hmfp2 != NULL, "HMETAFILEPICT didn't unmarshal\n");
HeapFree(GetProcessHeap(), 0, buffer);
HMETAFILEPICT_UserFree(&flags, &hmfp2);
pmfp = GlobalLock(hmfp);
DeleteMetaFile(pmfp->hMF);
GlobalUnlock(hmfp);
GlobalFree(hmfp);
/* test NULL emf */
hmfp = NULL;
size = HMETAFILEPICT_UserSize(&flags, 0, &hmfp);
ok(size == 8, "size should be 8 bytes, not %d\n", size);
buffer = HeapAlloc(GetProcessHeap(), 0, size);
HMETAFILEPICT_UserMarshal(&flags, buffer, &hmfp);
wirehmfp = buffer;
ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)hmfp, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmfp);
wirehmfp += sizeof(DWORD);
hmfp2 = NULL;
HMETAFILEPICT_UserUnmarshal(&flags, buffer, &hmfp2);
ok(hmfp2 == NULL, "NULL HMETAFILE didn't unmarshal\n");
HeapFree(GetProcessHeap(), 0, buffer);
HMETAFILEPICT_UserFree(&flags, &hmfp2);
}
START_TEST(usrmarshal)
{
CoInitialize(NULL);
@ -221,6 +374,8 @@ START_TEST(usrmarshal)
test_marshal_HWND();
test_marshal_HGLOBAL();
test_marshal_HENHMETAFILE();
test_marshal_HMETAFILE();
test_marshal_HMETAFILEPICT();
CoUninitialize();
}

407
dlls/ole32/usrmarshal.c
View File

@ -44,6 +44,10 @@ WINE_DEFAULT_DEBUG_CHANNEL(ole);
#define ALIGN_LENGTH(_Len, _Align) _Len = ALIGNED_LENGTH(_Len, _Align)
#define ALIGN_POINTER(_Ptr, _Align) _Ptr = ALIGNED_POINTER(_Ptr, _Align)
#define USER_MARSHAL_PTR_PREFIX \
( (DWORD)'U' | ( (DWORD)'s' << 8 ) | \
( (DWORD)'e' << 16 ) | ( (DWORD)'r' << 24 ) )
static const char* debugstr_user_flags(ULONG *pFlags)
{
char buf[12];
@ -839,6 +843,204 @@ void __RPC_USER HPALETTE_UserFree(ULONG *pFlags, HPALETTE *phPal)
}
/******************************************************************************
* HMETAFILE_UserSize [OLE32.@]
*
* Calculates the buffer size required to marshal a metafile.
*
* PARAMS
* pFlags [I] Flags. See notes.
* StartingSize [I] Starting size of the buffer. This value is added on to
* the buffer size required for the clip format.
* phmf [I] Metafile to size.
*
* RETURNS
* The buffer size required to marshal a metafile plus the starting size.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
ULONG __RPC_USER HMETAFILE_UserSize(ULONG *pFlags, ULONG StartingSize, HMETAFILE *phmf)
{
ULONG size = StartingSize;
TRACE("(%s, %d, &%p\n", debugstr_user_flags(pFlags), StartingSize, *phmf);
ALIGN_LENGTH(size, 3);
size += sizeof(ULONG);
if (LOWORD(*pFlags) == MSHCTX_INPROC)
size += sizeof(ULONG_PTR);
else
{
size += sizeof(ULONG);
if (*phmf)
{
UINT mfsize;
size += 2 * sizeof(ULONG);
mfsize = GetMetaFileBitsEx(*phmf, 0, NULL);
size += mfsize;
}
}
return size;
}
/******************************************************************************
* HMETAFILE_UserMarshal [OLE32.@]
*
* Marshals a metafile into a buffer.
*
* PARAMS
* pFlags [I] Flags. See notes.
* pBuffer [I] Buffer to marshal the clip format into.
* phEmf [I] Metafile to marshal.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
unsigned char * __RPC_USER HMETAFILE_UserMarshal(ULONG *pFlags, unsigned char *pBuffer, HMETAFILE *phmf)
{
TRACE("(%s, %p, &%p\n", debugstr_user_flags(pFlags), pBuffer, *phmf);
ALIGN_POINTER(pBuffer, 3);
if (LOWORD(*pFlags) == MSHCTX_INPROC)
{
if (sizeof(*phmf) == 8)
*(ULONG *)pBuffer = WDT_INPROC64_CALL;
else
*(ULONG *)pBuffer = WDT_INPROC_CALL;
pBuffer += sizeof(ULONG);
*(HMETAFILE *)pBuffer = *phmf;
pBuffer += sizeof(HMETAFILE);
}
else
{
*(ULONG *)pBuffer = WDT_REMOTE_CALL;
pBuffer += sizeof(ULONG);
*(ULONG *)pBuffer = (ULONG)(ULONG_PTR)*phmf;
pBuffer += sizeof(ULONG);
if (*phmf)
{
UINT mfsize = GetMetaFileBitsEx(*phmf, 0, NULL);
*(ULONG *)pBuffer = mfsize;
pBuffer += sizeof(ULONG);
*(ULONG *)pBuffer = mfsize;
pBuffer += sizeof(ULONG);
GetMetaFileBitsEx(*phmf, mfsize, pBuffer);
pBuffer += mfsize;
}
}
return pBuffer;
}
/******************************************************************************
* HMETAFILE_UserUnmarshal [OLE32.@]
*
* Unmarshals a metafile from a buffer.
*
* PARAMS
* pFlags [I] Flags. See notes.
* pBuffer [I] Buffer to marshal the clip format from.
* phmf [O] Address that receive the unmarshaled metafile.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to an ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is an ULONG.
* This function is only intended to be called by the RPC runtime.
*/
unsigned char * __RPC_USER HMETAFILE_UserUnmarshal(ULONG *pFlags, unsigned char *pBuffer, HMETAFILE *phmf)
{
ULONG fContext;
TRACE("(%s, %p, %p\n", debugstr_user_flags(pFlags), pBuffer, phmf);
ALIGN_POINTER(pBuffer, 3);
fContext = *(ULONG *)pBuffer;
pBuffer += sizeof(ULONG);
if (((fContext == WDT_INPROC_CALL) && (sizeof(*phmf) < 8)) ||
((fContext == WDT_INPROC64_CALL) && (sizeof(*phmf) == 8)))
{
*phmf = *(HMETAFILE *)pBuffer;
pBuffer += sizeof(*phmf);
}
else if (fContext == WDT_REMOTE_CALL)
{
ULONG handle;
handle = *(ULONG *)pBuffer;
pBuffer += sizeof(ULONG);
if (handle)
{
ULONG size;
size = *(ULONG *)pBuffer;
pBuffer += sizeof(ULONG);
if (size != *(ULONG *)pBuffer)
{
RaiseException(RPC_X_BAD_STUB_DATA, 0, 0, NULL);
return pBuffer;
}
pBuffer += sizeof(ULONG);
*phmf = SetMetaFileBitsEx(size, pBuffer);
pBuffer += size;
}
else
*phmf = NULL;
}
else
RaiseException(RPC_S_INVALID_TAG, 0, 0, NULL);
return pBuffer;
}
/******************************************************************************
* HMETAFILE_UserFree [OLE32.@]
*
* Frees an unmarshaled metafile.
*
* PARAMS
* pFlags [I] Flags. See notes.
* phmf [I] Metafile to free.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of
* which the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
void __RPC_USER HMETAFILE_UserFree(ULONG *pFlags, HMETAFILE *phmf)
{
TRACE("(%s, &%p\n", debugstr_user_flags(pFlags), *phmf);
if (LOWORD(*pFlags) != MSHCTX_INPROC)
DeleteMetaFile(*phmf);
}
/******************************************************************************
* HENHMETAFILE_UserSize [OLE32.@]
*
@ -1031,6 +1233,202 @@ void __RPC_USER HENHMETAFILE_UserFree(ULONG *pFlags, HENHMETAFILE *phEmf)
DeleteEnhMetaFile(*phEmf);
}
/******************************************************************************
* HMETAFILEPICT_UserSize [OLE32.@]
*
* Calculates the buffer size required to marshal an metafile pict.
*
* PARAMS
* pFlags [I] Flags. See notes.
* StartingSize [I] Starting size of the buffer. This value is added on to
* the buffer size required for the clip format.
* phMfp [I] Metafile pict to size.
*
* RETURNS
* The buffer size required to marshal a metafile pict plus the starting size.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
ULONG __RPC_USER HMETAFILEPICT_UserSize(ULONG *pFlags, ULONG StartingSize, HMETAFILEPICT *phMfp)
{
ULONG size = StartingSize;
TRACE("(%s, %d, &%p)\n", debugstr_user_flags(pFlags), StartingSize, *phMfp);
size += sizeof(ULONG);
size += sizeof(HMETAFILEPICT);
if ((LOWORD(*pFlags) != MSHCTX_INPROC) && *phMfp)
{
METAFILEPICT *mfpict = GlobalLock(*phMfp);
/* FIXME: raise an exception if mfpict is NULL? */
size += FIELD_OFFSET(remoteMETAFILEPICT, hMF);
size += sizeof(ULONG);
size = HMETAFILE_UserSize(pFlags, size, &mfpict->hMF);
GlobalUnlock(*phMfp);
}
return size;
}
/******************************************************************************
* HMETAFILEPICT_UserMarshal [OLE32.@]
*
* Marshals a metafile pict into a buffer.
*
* PARAMS
* pFlags [I] Flags. See notes.
* pBuffer [I] Buffer to marshal the clip format into.
* phMfp [I] Metafile pict to marshal.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
unsigned char * __RPC_USER HMETAFILEPICT_UserMarshal(ULONG *pFlags, unsigned char *pBuffer, HMETAFILEPICT *phMfp)
{
TRACE("(%s, %p, &%p)\n", debugstr_user_flags(pFlags), pBuffer, *phMfp);
if (LOWORD(*pFlags) == MSHCTX_INPROC)
*(ULONG *)pBuffer = WDT_INPROC_CALL;
else
*(ULONG *)pBuffer = WDT_REMOTE_CALL;
pBuffer += sizeof(ULONG);
*(HMETAFILEPICT *)pBuffer = *phMfp;
pBuffer += sizeof(HMETAFILEPICT);
if ((LOWORD(*pFlags) != MSHCTX_INPROC) && *phMfp)
{
METAFILEPICT *mfpict = GlobalLock(*phMfp);
remoteMETAFILEPICT * remmfpict = (remoteMETAFILEPICT *)pBuffer;
/* FIXME: raise an exception if mfpict is NULL? */
remmfpict->mm = mfpict->mm;
remmfpict->xExt = mfpict->xExt;
remmfpict->yExt = mfpict->yExt;
pBuffer += FIELD_OFFSET(remoteMETAFILEPICT, hMF);
*(ULONG *)pBuffer = USER_MARSHAL_PTR_PREFIX;
pBuffer += sizeof(ULONG);
pBuffer = HMETAFILE_UserMarshal(pFlags, pBuffer, &mfpict->hMF);
GlobalUnlock(*phMfp);
}
return pBuffer;
}
/******************************************************************************
* HMETAFILEPICT_UserUnmarshal [OLE32.@]
*
* Unmarshals an metafile pict from a buffer.
*
* PARAMS
* pFlags [I] Flags. See notes.
* pBuffer [I] Buffer to marshal the clip format from.
* phMfp [O] Address that receive the unmarshaled metafile pict.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to an ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of which
* the first parameter is an ULONG.
* This function is only intended to be called by the RPC runtime.
*/
unsigned char * __RPC_USER HMETAFILEPICT_UserUnmarshal(ULONG *pFlags, unsigned char *pBuffer, HMETAFILEPICT *phMfp)
{
ULONG fContext;
TRACE("(%s, %p, %p)\n", debugstr_user_flags(pFlags), pBuffer, phMfp);
fContext = *(ULONG *)pBuffer;
pBuffer += sizeof(ULONG);
if ((fContext == WDT_INPROC_CALL) || !*(HMETAFILEPICT *)pBuffer)
{
*phMfp = *(HMETAFILEPICT *)pBuffer;
pBuffer += sizeof(HMETAFILEPICT);
}
else
{
METAFILEPICT *mfpict;
const remoteMETAFILEPICT *remmfpict;
ULONG user_marshal_prefix;
pBuffer += sizeof(HMETAFILEPICT);
remmfpict = (const remoteMETAFILEPICT *)pBuffer;
*phMfp = GlobalAlloc(GMEM_MOVEABLE, sizeof(METAFILEPICT));
if (!*phMfp)
RpcRaiseException(E_OUTOFMEMORY);
mfpict = GlobalLock(*phMfp);
mfpict->mm = remmfpict->mm;
mfpict->xExt = remmfpict->xExt;
mfpict->yExt = remmfpict->yExt;
pBuffer += FIELD_OFFSET(remoteMETAFILEPICT, hMF);
user_marshal_prefix = *(ULONG *)pBuffer;
pBuffer += sizeof(ULONG);
if (user_marshal_prefix != USER_MARSHAL_PTR_PREFIX)
RpcRaiseException(RPC_X_INVALID_TAG);
pBuffer = HMETAFILE_UserUnmarshal(pFlags, pBuffer, &mfpict->hMF);
GlobalUnlock(*phMfp);
}
return pBuffer;
}
/******************************************************************************
* HMETAFILEPICT_UserFree [OLE32.@]
*
* Frees an unmarshaled metafile pict.
*
* PARAMS
* pFlags [I] Flags. See notes.
* phMfp [I] Metafile pict to free.
*
* RETURNS
* The end of the marshaled data in the buffer.
*
* NOTES
* Even though the function is documented to take a pointer to a ULONG in
* pFlags, it actually takes a pointer to a USER_MARSHAL_CB structure, of
* which the first parameter is a ULONG.
* This function is only intended to be called by the RPC runtime.
*/
void __RPC_USER HMETAFILEPICT_UserFree(ULONG *pFlags, HMETAFILEPICT *phMfp)
{
TRACE("(%s, &%p)\n", debugstr_user_flags(pFlags), *phMfp);
if ((LOWORD(*pFlags) == MSHCTX_INPROC) && *phMfp)
{
METAFILEPICT *mfpict;
mfpict = GlobalLock(*phMfp);
/* FIXME: raise an exception if mfpict is NULL? */
GlobalUnlock(*phMfp);
}
}
/******************************************************************************
* STGMEDIUM_UserSize [OLE32.@]
*
@ -1085,7 +1483,8 @@ ULONG __RPC_USER STGMEDIUM_UserSize(ULONG *pFlags, ULONG StartingSize, STGMEDIUM
FIXME("TYMED_GDI\n");
break;
case TYMED_MFPICT:
FIXME("TYMED_MFPICT\n");
TRACE("TYMED_MFPICT\n");
size = HMETAFILEPICT_UserSize(pFlags, size, &pStgMedium->u.hMetaFilePict);
break;
case TYMED_ENHMF:
TRACE("TYMED_ENHMF\n");
@ -1158,7 +1557,8 @@ unsigned char * __RPC_USER STGMEDIUM_UserMarshal(ULONG *pFlags, unsigned char *p
FIXME("TYMED_GDI\n");
break;
case TYMED_MFPICT:
FIXME("TYMED_MFPICT\n");
TRACE("TYMED_MFPICT\n");
pBuffer = HMETAFILEPICT_UserMarshal(pFlags, pBuffer, &pStgMedium->u.hMetaFilePict);
break;
case TYMED_ENHMF:
TRACE("TYMED_ENHMF\n");
@ -1234,7 +1634,8 @@ unsigned char * __RPC_USER STGMEDIUM_UserUnmarshal(ULONG *pFlags, unsigned char
FIXME("TYMED_GDI\n");
break;
case TYMED_MFPICT:
FIXME("TYMED_MFPICT\n");
TRACE("TYMED_MFPICT\n");
pBuffer = HMETAFILEPICT_UserUnmarshal(pFlags, pBuffer, &pStgMedium->u.hMetaFilePict);
break;
case TYMED_ENHMF:
TRACE("TYMED_ENHMF\n");