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ole32: Try to load the '\1Ole' stream and create it if it doesn't exist.

This commit is contained in:
Huw Davies 2008-10-27 15:25:24 +00:00 committed by Alexandre Julliard
parent 0cc2c53107
commit b05d392dfb
1 changed files with 40 additions and 1 deletions
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41
dlls/ole32/defaulthandler.c
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@ -1598,6 +1598,42 @@ static void init_ole_stream(IStorage *storage)
return;
}
static HRESULT load_ole_stream(DefaultHandler *This, IStorage *storage)
{
IStream *stream;
HRESULT hr;
hr = IStorage_OpenStream(storage, OleStream, NULL, STGM_READ | STGM_SHARE_EXCLUSIVE, 0, &stream);
if(SUCCEEDED(hr))
{
DWORD read;
ole_stream_header_t header;
hr = IStream_Read(stream, &header, sizeof(header), &read);
if(hr == S_OK && read == sizeof(header) && header.version == ole_stream_version)
{
if(header.flags & 1)
{
/* FIXME: Read the moniker and deal with the link */
FIXME("Linked objects are not supported yet\n");
}
}
else
{
WARN("Incorrect OleStream header\n");
hr = DV_E_CLIPFORMAT;
}
IStream_Release(stream);
}
else
{
init_ole_stream(storage);
hr = S_OK;
}
return hr;
}
/************************************************************************
* DefaultHandler_IPersistStorage_InitNew
*
@ -1641,7 +1677,10 @@ static HRESULT WINAPI DefaultHandler_IPersistStorage_Load(
TRACE("(%p)->(%p)\n", iface, pStg);
hr = IPersistStorage_Load(This->dataCache_PersistStg, pStg);
hr = load_ole_stream(This, pStg);
if(SUCCEEDED(hr))
hr = IPersistStorage_Load(This->dataCache_PersistStg, pStg);
if(SUCCEEDED(hr) && object_is_running(This))
hr = IPersistStorage_Load(This->pPSDelegate, pStg);