Keep only base/extractor.[cc|h].

net/bits_utils.h

-// Copyright 2007-2010 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-#ifndef OMAHA_NET_BITS_UTILS_H__
-#define OMAHA_NET_BITS_UTILS_H__
-
-#include <windows.h>
-#include <bits.h>
-#include <atlbase.h>
-#include <atlstr.h>
-#include <functional>
-
-namespace omaha {
-
-// Gets the instance of BITS manager.
-HRESULT GetBitsManager(IBackgroundCopyManager** bits_manager);
-
-// Compares the local name of a job.
-struct JobLocalNameEqual
-    : public std::binary_function<IBackgroundCopyJob*, const TCHAR*, bool> {
-
-  bool operator()(IBackgroundCopyJob* job, const TCHAR* local_name) const;
-};
-
-// Compares the display name of a job.
-struct JobDisplayNameEqual
-    : public std::binary_function<IBackgroundCopyJob*, const TCHAR*, bool> {
-
-  bool operator()(IBackgroundCopyJob* job, const TCHAR* local_name) const;
-};
-
-// Finds a job that matches the given predicate.
-// TODO(omaha): do we need to search across all users?
-template<class Predicate>
-HRESULT FindBitsJobIf(Predicate pred,
-                      IBackgroundCopyManager* bits_manager,
-                      IBackgroundCopyJob** job) {
-  if (!bits_manager || !job || *job) {
-    return E_INVALIDARG;
-  }
-
-  // Enumerate the jobs that belong to the calling user.
-  CComPtr<IEnumBackgroundCopyJobs> jobs;
-  HRESULT hr = bits_manager->EnumJobs(0, &jobs);
-  if (FAILED(hr)) {
-    return hr;
-  }
-  ULONG job_count = 0;
-  hr = jobs->GetCount(&job_count);
-  if (FAILED(hr)) {
-    return hr;
-  }
-  for (size_t i = 0; i != job_count; ++i) {
-    CComPtr<IBackgroundCopyJob> current_job;
-    if (jobs->Next(1, &current_job, NULL) != S_OK) {
-      break;
-    }
-    if (pred(current_job)) {
-      *job = current_job.Detach();
-      return S_OK;
-    }
-  }
-  return E_FAIL;
-}
-
-// Sets using the implicit credentials to authenticate to proxy servers.
-HRESULT SetProxyAuthImplicitCredentials(IBackgroundCopyJob* job,
-                                        BG_AUTH_SCHEME auth_scheme);
-
-// Sets credentials to authenticate to proxy servers. username and password can
-// be NULL, in which case BITS will try connecting with implicit/autologon
-// credentials.
-HRESULT SetProxyAuthCredentials(IBackgroundCopyJob* job,
-                                TCHAR* username,
-                                TCHAR* password,
-                                BG_AUTH_SCHEME auth_scheme);
-
-// Returns an HTTP status code from the BITS error code.
-int GetHttpStatusFromBitsError(HRESULT error);
-
-// Cancels a job.
-HRESULT CancelBitsJob(IBackgroundCopyJob* job);
-
-HRESULT PauseBitsJob(IBackgroundCopyJob* job);
-
-HRESULT ResumeBitsJob(IBackgroundCopyJob* job);
-
-// Converts a job state to a string.
-CString JobStateToString(BG_JOB_STATE job_state);
-
-// Converts a BITS auth scheme to a string.
-CString BitsAuthSchemeToString(int auth_scheme);
-
-}   // namespace omaha
-
-#endif  // OMAHA_NET_BITS_UTILS_H__
-