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Diffstat (limited to 'expat/xmlwf/xmlwin32url.cxx')
-rw-r--r--expat/xmlwf/xmlwin32url.cxx395
1 files changed, 395 insertions, 0 deletions
diff --git a/expat/xmlwf/xmlwin32url.cxx b/expat/xmlwf/xmlwin32url.cxx
new file mode 100644
index 000000000..bbfcce22c
--- /dev/null
+++ b/expat/xmlwf/xmlwin32url.cxx
@@ -0,0 +1,395 @@
+#include "expat.h"
+#ifdef XML_UNICODE
+#define UNICODE
+#endif
+#include <windows.h>
+#include <urlmon.h>
+#include <wininet.h>
+#include <stdio.h>
+#include <tchar.h>
+#include "xmlurl.h"
+#include "xmlmime.h"
+
+static int
+processURL(XML_Parser parser, IMoniker *baseMoniker, const XML_Char *url);
+
+typedef void (*StopHandler)(void *, HRESULT);
+
+class Callback : public IBindStatusCallback {
+public:
+ // IUnknown methods
+ STDMETHODIMP QueryInterface(REFIID,void **);
+ STDMETHODIMP_(ULONG) AddRef();
+ STDMETHODIMP_(ULONG) Release();
+ // IBindStatusCallback methods
+ STDMETHODIMP OnStartBinding(DWORD, IBinding *);
+ STDMETHODIMP GetPriority(LONG *);
+ STDMETHODIMP OnLowResource(DWORD);
+ STDMETHODIMP OnProgress(ULONG, ULONG, ULONG, LPCWSTR);
+ STDMETHODIMP OnStopBinding(HRESULT, LPCWSTR);
+ STDMETHODIMP GetBindInfo(DWORD *, BINDINFO *);
+ STDMETHODIMP OnDataAvailable(DWORD, DWORD, FORMATETC *, STGMEDIUM *);
+ STDMETHODIMP OnObjectAvailable(REFIID, IUnknown *);
+ Callback(XML_Parser, IMoniker *, StopHandler, void *);
+ ~Callback();
+ int externalEntityRef(const XML_Char *context,
+ const XML_Char *systemId, const XML_Char *publicId);
+private:
+ XML_Parser parser_;
+ IMoniker *baseMoniker_;
+ DWORD totalRead_;
+ ULONG ref_;
+ IBinding *pBinding_;
+ StopHandler stopHandler_;
+ void *stopArg_;
+};
+
+STDMETHODIMP_(ULONG)
+Callback::AddRef()
+{
+ return ref_++;
+}
+
+STDMETHODIMP_(ULONG)
+Callback::Release()
+{
+ if (--ref_ == 0) {
+ delete this;
+ return 0;
+ }
+ return ref_;
+}
+
+STDMETHODIMP
+Callback::QueryInterface(REFIID riid, void** ppv)
+{
+ if (IsEqualGUID(riid, IID_IUnknown))
+ *ppv = (IUnknown *)this;
+ else if (IsEqualGUID(riid, IID_IBindStatusCallback))
+ *ppv = (IBindStatusCallback *)this;
+ else
+ return E_NOINTERFACE;
+ ((LPUNKNOWN)*ppv)->AddRef();
+ return S_OK;
+}
+
+STDMETHODIMP
+Callback::OnStartBinding(DWORD, IBinding* pBinding)
+{
+ pBinding_ = pBinding;
+ pBinding->AddRef();
+ return S_OK;
+}
+
+STDMETHODIMP
+Callback::GetPriority(LONG *)
+{
+ return E_NOTIMPL;
+}
+
+STDMETHODIMP
+Callback::OnLowResource(DWORD)
+{
+ return E_NOTIMPL;
+}
+
+STDMETHODIMP
+Callback::OnProgress(ULONG, ULONG, ULONG, LPCWSTR)
+{
+ return S_OK;
+}
+
+STDMETHODIMP
+Callback::OnStopBinding(HRESULT hr, LPCWSTR szError)
+{
+ if (pBinding_) {
+ pBinding_->Release();
+ pBinding_ = 0;
+ }
+ if (baseMoniker_) {
+ baseMoniker_->Release();
+ baseMoniker_ = 0;
+ }
+ stopHandler_(stopArg_, hr);
+ return S_OK;
+}
+
+STDMETHODIMP
+Callback::GetBindInfo(DWORD* pgrfBINDF, BINDINFO* pbindinfo)
+{
+ *pgrfBINDF = BINDF_ASYNCHRONOUS;
+ return S_OK;
+}
+
+static void
+reportError(XML_Parser parser)
+{
+ int code = XML_GetErrorCode(parser);
+ const XML_Char *message = XML_ErrorString(code);
+ if (message)
+ _ftprintf(stderr, _T("%s:%d:%ld: %s\n"),
+ XML_GetBase(parser),
+ XML_GetErrorLineNumber(parser),
+ XML_GetErrorColumnNumber(parser),
+ message);
+ else
+ _ftprintf(stderr, _T("%s: (unknown message %d)\n"),
+ XML_GetBase(parser), code);
+}
+
+STDMETHODIMP
+Callback::OnDataAvailable(DWORD grfBSCF,
+ DWORD dwSize,
+ FORMATETC *pfmtetc,
+ STGMEDIUM* pstgmed)
+{
+ if (grfBSCF & BSCF_FIRSTDATANOTIFICATION) {
+ IWinInetHttpInfo *hp;
+ HRESULT hr = pBinding_->QueryInterface(IID_IWinInetHttpInfo,
+ (void **)&hp);
+ if (SUCCEEDED(hr)) {
+ char contentType[1024];
+ DWORD bufSize = sizeof(contentType);
+ DWORD flags = 0;
+ contentType[0] = 0;
+ hr = hp->QueryInfo(HTTP_QUERY_CONTENT_TYPE, contentType,
+ &bufSize, 0, NULL);
+ if (SUCCEEDED(hr)) {
+ char charset[CHARSET_MAX];
+ getXMLCharset(contentType, charset);
+ if (charset[0]) {
+#ifdef XML_UNICODE
+ XML_Char wcharset[CHARSET_MAX];
+ XML_Char *p1 = wcharset;
+ const char *p2 = charset;
+ while ((*p1++ = (unsigned char)*p2++) != 0)
+ ;
+ XML_SetEncoding(parser_, wcharset);
+#else
+ XML_SetEncoding(parser_, charset);
+#endif
+ }
+ }
+ hp->Release();
+ }
+ }
+ if (!parser_)
+ return E_ABORT;
+ if (pstgmed->tymed == TYMED_ISTREAM) {
+ while (totalRead_ < dwSize) {
+#define READ_MAX (64*1024)
+ DWORD nToRead = dwSize - totalRead_;
+ if (nToRead > READ_MAX)
+ nToRead = READ_MAX;
+ void *buf = XML_GetBuffer(parser_, nToRead);
+ if (!buf) {
+ _ftprintf(stderr, _T("out of memory\n"));
+ return E_ABORT;
+ }
+ DWORD nRead;
+ HRESULT hr = pstgmed->pstm->Read(buf, nToRead, &nRead);
+ if (SUCCEEDED(hr)) {
+ totalRead_ += nRead;
+ if (!XML_ParseBuffer(parser_,
+ nRead,
+ (grfBSCF & BSCF_LASTDATANOTIFICATION) != 0
+ && totalRead_ == dwSize)) {
+ reportError(parser_);
+ return E_ABORT;
+ }
+ }
+ }
+ }
+ return S_OK;
+}
+
+STDMETHODIMP
+Callback::OnObjectAvailable(REFIID, IUnknown *)
+{
+ return S_OK;
+}
+
+int
+Callback::externalEntityRef(const XML_Char *context,
+ const XML_Char *systemId,
+ const XML_Char *publicId)
+{
+ XML_Parser entParser = XML_ExternalEntityParserCreate(parser_, context, 0);
+ XML_SetBase(entParser, systemId);
+ int ret = processURL(entParser, baseMoniker_, systemId);
+ XML_ParserFree(entParser);
+ return ret;
+}
+
+Callback::Callback(XML_Parser parser, IMoniker *baseMoniker,
+ StopHandler stopHandler, void *stopArg)
+: parser_(parser),
+ baseMoniker_(baseMoniker),
+ ref_(0),
+ pBinding_(0),
+ totalRead_(0),
+ stopHandler_(stopHandler),
+ stopArg_(stopArg)
+{
+ if (baseMoniker_)
+ baseMoniker_->AddRef();
+}
+
+Callback::~Callback()
+{
+ if (pBinding_)
+ pBinding_->Release();
+ if (baseMoniker_)
+ baseMoniker_->Release();
+}
+
+static int
+externalEntityRef(void *arg,
+ const XML_Char *context,
+ const XML_Char *base,
+ const XML_Char *systemId,
+ const XML_Char *publicId)
+{
+ return ((Callback *)arg)->externalEntityRef(context, systemId, publicId);
+}
+
+
+static HRESULT
+openStream(XML_Parser parser,
+ IMoniker *baseMoniker,
+ const XML_Char *uri,
+ StopHandler stopHandler, void *stopArg)
+{
+ if (!XML_SetBase(parser, uri))
+ return E_OUTOFMEMORY;
+ HRESULT hr;
+ IMoniker *m;
+#ifdef XML_UNICODE
+ hr = CreateURLMoniker(0, uri, &m);
+#else
+ LPWSTR uriw = new wchar_t[strlen(uri) + 1];
+ for (int i = 0;; i++) {
+ uriw[i] = uri[i];
+ if (uriw[i] == 0)
+ break;
+ }
+ hr = CreateURLMoniker(baseMoniker, uriw, &m);
+ delete [] uriw;
+#endif
+ if (FAILED(hr))
+ return hr;
+ IBindStatusCallback *cb = new Callback(parser, m, stopHandler, stopArg);
+ XML_SetExternalEntityRefHandler(parser, externalEntityRef);
+ XML_SetExternalEntityRefHandlerArg(parser, cb);
+ cb->AddRef();
+ IBindCtx *b;
+ if (FAILED(hr = CreateAsyncBindCtx(0, cb, 0, &b))) {
+ cb->Release();
+ m->Release();
+ return hr;
+ }
+ cb->Release();
+ IStream *pStream;
+ hr = m->BindToStorage(b, 0, IID_IStream, (void **)&pStream);
+ if (SUCCEEDED(hr)) {
+ if (pStream)
+ pStream->Release();
+ }
+ if (hr == MK_S_ASYNCHRONOUS)
+ hr = S_OK;
+ m->Release();
+ b->Release();
+ return hr;
+}
+
+struct QuitInfo {
+ const XML_Char *url;
+ HRESULT hr;
+ int stop;
+};
+
+static void
+winPerror(const XML_Char *url, HRESULT hr)
+{
+ LPVOID buf;
+ if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER
+ | FORMAT_MESSAGE_FROM_HMODULE,
+ GetModuleHandleA("urlmon.dll"),
+ hr,
+ MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+ (LPTSTR) &buf,
+ 0,
+ NULL)
+ || FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER
+ | FORMAT_MESSAGE_FROM_SYSTEM,
+ 0,
+ hr,
+ MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+ (LPTSTR) &buf,
+ 0,
+ NULL)) {
+ /* The system error messages seem to end with a newline. */
+ _ftprintf(stderr, _T("%s: %s"), url, buf);
+ fflush(stderr);
+ LocalFree(buf);
+ }
+ else
+ _ftprintf(stderr, _T("%s: error %x\n"), url, hr);
+}
+
+static void
+threadQuit(void *p, HRESULT hr)
+{
+ QuitInfo *qi = (QuitInfo *)p;
+ qi->hr = hr;
+ qi->stop = 1;
+}
+
+extern "C"
+int
+XML_URLInit(void)
+{
+ return SUCCEEDED(CoInitialize(0));
+}
+
+extern "C"
+void
+XML_URLUninit(void)
+{
+ CoUninitialize();
+}
+
+static int
+processURL(XML_Parser parser, IMoniker *baseMoniker,
+ const XML_Char *url)
+{
+ QuitInfo qi;
+ qi.stop = 0;
+ qi.url = url;
+
+ XML_SetBase(parser, url);
+ HRESULT hr = openStream(parser, baseMoniker, url, threadQuit, &qi);
+ if (FAILED(hr)) {
+ winPerror(url, hr);
+ return 0;
+ }
+ else if (FAILED(qi.hr)) {
+ winPerror(url, qi.hr);
+ return 0;
+ }
+ MSG msg;
+ while (!qi.stop && GetMessage (&msg, NULL, 0, 0)) {
+ TranslateMessage (&msg);
+ DispatchMessage (&msg);
+ }
+ return 1;
+}
+
+extern "C"
+int
+XML_ProcessURL(XML_Parser parser,
+ const XML_Char *url,
+ unsigned flags)
+{
+ return processURL(parser, 0, url);
+}