Add wx headers and ext

wxheaders/wx/msw/private/webrequest_winhttp.h

@@ -0,0 +1,178 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/webrequest_winhttp.h
+// Purpose:     wxWebRequest WinHTTP implementation
+// Author:      Tobias Taschner
+// Created:     2018-10-17
+// Copyright:   (c) 2018 wxWidgets development team
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_MSW_WEBREQUEST_WINHTTP_H
+#define _WX_MSW_WEBREQUEST_WINHTTP_H
+
+#include "wx/private/webrequest.h"
+
+#include "wx/msw/wrapwin.h"
+#include <winhttp.h>
+#include "wx/buffer.h"
+
+class wxWebSessionWinHTTP;
+class wxWebRequestWinHTTP;
+
+class wxWebResponseWinHTTP : public wxWebResponseImpl
+{
+public:
+    wxWebResponseWinHTTP(wxWebRequestWinHTTP& request);
+
+    wxFileOffset GetContentLength() const wxOVERRIDE { return m_contentLength; }
+
+    wxString GetURL() const wxOVERRIDE;
+
+    wxString GetHeader(const wxString& name) const wxOVERRIDE;
+
+    int GetStatus() const wxOVERRIDE;
+
+    wxString GetStatusText() const wxOVERRIDE;
+
+    bool ReadData();
+
+    bool ReportAvailableData(DWORD dataLen);
+
+private:
+    HINTERNET m_requestHandle;
+    wxFileOffset m_contentLength;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebResponseWinHTTP);
+};
+
+class wxWebAuthChallengeWinHTTP : public wxWebAuthChallengeImpl
+{
+public:
+    wxWebAuthChallengeWinHTTP(wxWebAuthChallenge::Source source,
+                              wxWebRequestWinHTTP& request);
+
+    bool Init();
+
+    void SetCredentials(const wxWebCredentials& cred) wxOVERRIDE;
+
+private:
+    wxWebRequestWinHTTP& m_request;
+    DWORD m_target;
+    DWORD m_selectedScheme;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebAuthChallengeWinHTTP);
+};
+
+class wxWebRequestWinHTTP : public wxWebRequestImpl
+{
+public:
+    wxWebRequestWinHTTP(wxWebSession& session,
+                        wxWebSessionWinHTTP& sessionImpl,
+                        wxEvtHandler* handler,
+                        const wxString& url,
+                        int id);
+
+    ~wxWebRequestWinHTTP();
+
+    void Start() wxOVERRIDE;
+
+    wxWebResponseImplPtr GetResponse() const wxOVERRIDE
+        { return m_response; }
+
+    wxWebAuthChallengeImplPtr GetAuthChallenge() const wxOVERRIDE
+        { return m_authChallenge; }
+
+    wxFileOffset GetBytesSent() const wxOVERRIDE { return m_dataWritten; }
+
+    wxFileOffset GetBytesExpectedToSend() const wxOVERRIDE { return m_dataSize; }
+
+    void HandleCallback(DWORD dwInternetStatus, LPVOID lpvStatusInformation,
+        DWORD dwStatusInformationLength);
+
+    HINTERNET GetHandle() const { return m_request; }
+
+    wxWebRequestHandle GetNativeHandle() const wxOVERRIDE
+    {
+        return (wxWebRequestHandle)GetHandle();
+    }
+
+private:
+    void DoCancel() wxOVERRIDE;
+
+    wxWebSessionWinHTTP& m_sessionImpl;
+    wxString m_url;
+    HINTERNET m_connect;
+    HINTERNET m_request;
+    wxObjectDataPtr<wxWebResponseWinHTTP> m_response;
+    wxObjectDataPtr<wxWebAuthChallengeWinHTTP> m_authChallenge;
+    wxMemoryBuffer m_dataWriteBuffer;
+    wxFileOffset m_dataWritten;
+
+    void SendRequest();
+
+    void WriteData();
+
+    void CreateResponse();
+
+    // Set the state to State_Failed with the error string including the
+    // provided description of the operation and the error message for this
+    // error code.
+    void SetFailed(const wxString& operation, DWORD errorCode);
+
+    void SetFailedWithLastError(const wxString& operation)
+    {
+        SetFailed(operation, ::GetLastError());
+    }
+
+    friend class wxWebAuthChallengeWinHTTP;
+
+    wxDECLARE_NO_COPY_CLASS(wxWebRequestWinHTTP);
+};
+
+class wxWebSessionWinHTTP : public wxWebSessionImpl
+{
+public:
+    wxWebSessionWinHTTP();
+
+    ~wxWebSessionWinHTTP();
+
+    static bool Initialize();
+
+    wxWebRequestImplPtr
+    CreateRequest(wxWebSession& session,
+                  wxEvtHandler* handler,
+                  const wxString& url,
+                  int id) wxOVERRIDE;
+
+    wxVersionInfo GetLibraryVersionInfo() wxOVERRIDE;
+
+    HINTERNET GetHandle() const { return m_handle; }
+
+    wxWebSessionHandle GetNativeHandle() const wxOVERRIDE
+    {
+        return (wxWebSessionHandle)GetHandle();
+    }
+
+private:
+    HINTERNET m_handle;
+
+    bool Open();
+
+    wxDECLARE_NO_COPY_CLASS(wxWebSessionWinHTTP);
+};
+
+class wxWebSessionFactoryWinHTTP : public wxWebSessionFactory
+{
+public:
+    wxWebSessionImpl* Create() wxOVERRIDE
+    {
+        return new wxWebSessionWinHTTP();
+    }
+
+    bool Initialize() wxOVERRIDE
+    {
+        return wxWebSessionWinHTTP::Initialize();
+    }
+};
+
+#endif // _WX_MSW_WEBREQUEST_WINHTTP_H