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msxml3: Change SAX IStream parser implementation.

This commit is contained in:
Piotr Caban 2008-09-08 15:07:46 +02:00 committed by Alexandre Julliard
parent cc0ea85c34
commit 38b0573543
1 changed files with 52 additions and 41 deletions
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93
dlls/msxml3/saxreader.c
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@ -1680,6 +1680,57 @@ static HRESULT internal_parseBuffer(saxreader *This, const char *buffer, int siz
return S_OK;
}
static HRESULT internal_parseStream(saxreader *This, IStream *stream, BOOL vbInterface)
{
saxlocator *locator;
HRESULT hr;
ULONG dataRead;
char data[1024];
hr = IStream_Read(stream, data, sizeof(data), &dataRead);
if(hr != S_OK)
return hr;
hr = SAXLocator_create(This, &locator, vbInterface);
if(FAILED(hr))
return E_FAIL;
locator->pParserCtxt = xmlCreatePushParserCtxt(
&locator->saxreader->sax, locator,
data, dataRead, NULL);
if(!locator->pParserCtxt)
{
ISAXLocator_Release((ISAXLocator*)&locator->lpSAXLocatorVtbl);
return E_FAIL;
}
while(1)
{
hr = IStream_Read(stream, data, sizeof(data), &dataRead);
if(hr != S_OK)
break;
if(xmlParseChunk(locator->pParserCtxt, data, dataRead, 0)) hr = E_FAIL;
else hr = locator->ret;
if(hr != S_OK) break;
if(dataRead != sizeof(data))
{
if(xmlParseChunk(locator->pParserCtxt, data, 0, 1)) hr = E_FAIL;
else hr = locator->ret;
break;
}
}
locator->pParserCtxt->sax = NULL;
xmlFreeParserCtxt(locator->pParserCtxt);
locator->pParserCtxt = NULL;
ISAXLocator_Release((ISAXLocator*)&locator->lpSAXLocatorVtbl);
return hr;
}
static HRESULT WINAPI internal_getEntityResolver(
saxreader *This,
void *pEntityResolver,
@ -1867,47 +1918,7 @@ static HRESULT WINAPI internal_parse(
if(stream || IUnknown_QueryInterface(V_UNKNOWN(&varInput),
&IID_IStream, (void**)&stream) == S_OK)
{
STATSTG dataInfo;
ULONG dataRead;
char *data;
while(1)
{
hr = IStream_Stat(stream, &dataInfo, STATFLAG_NONAME);
if(hr == E_PENDING) continue;
break;
}
if(hr != S_OK)
{
IStream_Release(stream);
break;
}
data = HeapAlloc(GetProcessHeap(), 0,
dataInfo.cbSize.QuadPart);
if(!data)
{
IStream_Release(stream);
break;
}
while(1)
{
hr = IStream_Read(stream, data,
dataInfo.cbSize.QuadPart, &dataRead);
if(hr == E_PENDING) continue;
break;
}
if(hr != S_OK)
{
HeapFree(GetProcessHeap(), 0, data);
IStream_Release(stream);
break;
}
hr = internal_parseBuffer(This, data,
dataInfo.cbSize.QuadPart, vbInterface);
HeapFree(GetProcessHeap(), 0, data);
hr = internal_parseStream(This, stream, vbInterface);
IStream_Release(stream);
break;
}