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1 // Copyright 2007-2009 Google Inc. | |
2 // | |
3 // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 // you may not use this file except in compliance with the License. | |
5 // You may obtain a copy of the License at | |
6 // | |
7 // http://www.apache.org/licenses/LICENSE-2.0 | |
8 // | |
9 // Unless required by applicable law or agreed to in writing, software | |
10 // distributed under the License is distributed on an "AS IS" BASIS, | |
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 // See the License for the specific language governing permissions and | |
13 // limitations under the License. | |
14 // ======================================================================== | |
15 // | |
16 // IBindStatusCallback interface. Support for HTTP POST. | |
17 | |
18 #ifndef OMAHA_NET_BIND_STATUS_CALLBACK_H__ | |
19 #define OMAHA_NET_BIND_STATUS_CALLBACK_H__ | |
20 | |
21 #include <windows.h> | |
22 #include <urlmon.h> | |
23 #include <atlbase.h> | |
24 #include <atlcom.h> | |
25 #include <atlsafe.h> | |
26 #include <atlstr.h> | |
27 #include "omaha/base/scoped_any.h" | |
28 #include "omaha/base/synchronized.h" | |
29 | |
30 namespace omaha { | |
31 | |
32 class ATL_NO_VTABLE BindStatusCallback | |
33 : public CComObjectRootEx<CComObjectThreadModel>, | |
34 public IBindStatusCallback, | |
35 public IHttpNegotiate { | |
36 public: | |
37 HRESULT Send(BSTR url, | |
38 BSTR post_data, | |
39 BSTR request_headers, | |
40 VARIANT response_headers_needed, | |
41 VARIANT* response_headers, | |
42 DWORD* response_code, | |
43 BSTR* cache_filename); | |
44 | |
45 HRESULT Cancel(); | |
46 | |
47 // C4505: unreferenced IUnknown local functions have been removed | |
48 #pragma warning(disable : 4505) | |
49 BEGIN_COM_MAP(BindStatusCallback) | |
50 COM_INTERFACE_ENTRY(IBindStatusCallback) | |
51 COM_INTERFACE_ENTRY(IHttpNegotiate) | |
52 END_COM_MAP() | |
53 | |
54 // IBindStatusCallback methods. | |
55 STDMETHODIMP OnStartBinding(DWORD reserved, IBinding* binding); | |
56 STDMETHODIMP GetPriority(LONG* priority); | |
57 STDMETHODIMP OnLowResource(DWORD reserved); | |
58 STDMETHODIMP OnProgress(ULONG, ULONG, ULONG, LPCWSTR); | |
59 STDMETHODIMP OnStopBinding(HRESULT, LPCWSTR); | |
60 STDMETHODIMP GetBindInfo(DWORD* bindf_flags, BINDINFO* bind_info); | |
61 STDMETHODIMP OnDataAvailable(DWORD, DWORD, FORMATETC*, STGMEDIUM*); | |
62 STDMETHODIMP OnObjectAvailable(REFIID, IUnknown*); | |
63 | |
64 // IHttpNegotiate methods | |
65 STDMETHODIMP BeginningTransaction(LPCWSTR url, | |
66 LPCWSTR request_headers, | |
67 DWORD reserved, | |
68 LPWSTR* additional_headers); | |
69 STDMETHODIMP OnResponse(DWORD response_code, | |
70 LPCWSTR response_headers, | |
71 LPCWSTR request_headers, | |
72 LPWSTR* additional_request_headers); | |
73 | |
74 protected: | |
75 BindStatusCallback(); | |
76 virtual ~BindStatusCallback() {} | |
77 | |
78 private: | |
79 LLock lock_; | |
80 BINDVERB http_verb_; | |
81 scoped_hglobal post_data_; | |
82 DWORD post_data_byte_count_; | |
83 CString request_headers_; | |
84 CComSafeArray<DWORD> response_headers_needed_; | |
85 CComVariant response_headers_; | |
86 DWORD response_code_; | |
87 CComGITPtr<IBinding> binding_git_; | |
88 }; | |
89 | |
90 } // namespace omaha | |
91 | |
92 #endif // OMAHA_NET_BIND_STATUS_CALLBACK_H__ | |
93 | |
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