Initial import of the Chrome Frame codebase. Integration in chrome.gyp coming...

chrome_frame/urlmon_upload_data_stream.h

+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_FRAME_URLMON_UPLOAD_DATA_STREAM_H_
+#define CHROME_FRAME_URLMON_UPLOAD_DATA_STREAM_H_
+
+#include <urlmon.h>
+#include <atlbase.h>
+#include <atlcom.h>
+
+#include "base/logging.h"
+#include "base/ref_counted.h"
+
+#include "net/base/upload_data.h"
+#include "net/base/upload_data_stream.h"
+
+// Provides an IStream interface to the very different UploadDataStream
+// implementation.
+class UrlmonUploadDataStream : public CComObjectRoot,
+                               public IStream {
+ public:
+  UrlmonUploadDataStream() {}
+
+  BEGIN_COM_MAP(UrlmonUploadDataStream)
+    COM_INTERFACE_ENTRY(ISequentialStream)
+    COM_INTERFACE_ENTRY(IStream)
+  END_COM_MAP()
+
+  void Initialize(net::UploadData* upload_data);
+
+  // Partial implementation of IStream.
+  STDMETHOD(Read)(void* pv, ULONG cb, ULONG* read);
+
+  // E_NOTIMPL the rest and DCHECK if they get called (could also use
+  // IStreamImpl but we'd lose the DCHECKS().
+  STDMETHOD(Write)(const void * buffer, ULONG size, ULONG* size_written) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(CopyTo)(IStream* stream, ULARGE_INTEGER cb, ULARGE_INTEGER* read,
+                    ULARGE_INTEGER* written) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(Seek)(LARGE_INTEGER move, DWORD origin, ULARGE_INTEGER* new_pos);
+
+  STDMETHOD(SetSize)(ULARGE_INTEGER new_size) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(Commit)(DWORD flags) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(Revert)() {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(LockRegion)(ULARGE_INTEGER offset, ULARGE_INTEGER cb,
+                        DWORD type) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(UnlockRegion)(ULARGE_INTEGER offset, ULARGE_INTEGER cb,
+                          DWORD type) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+  STDMETHOD(Stat)(STATSTG *pstatstg, DWORD grfStatFlag);
+
+  STDMETHOD(Clone)(IStream** stream) {
+    DCHECK(false) << __FUNCTION__;
+    return E_NOTIMPL;
+  }
+
+ private:
+  scoped_refptr<net::UploadData> upload_data_;
+  scoped_ptr<net::UploadDataStream> request_body_stream_;
+};
+
+#endif  // CHROME_FRAME_URLMON_UPLOAD_DATA_STREAM_H_