diff options
Diffstat (limited to 'net/http/http_proxy_resolver_winhttp.cc')
| -rw-r--r-- | net/http/http_proxy_resolver_winhttp.cc | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/net/http/http_proxy_resolver_winhttp.cc b/net/http/http_proxy_resolver_winhttp.cc deleted file mode 100644 index 2393245..0000000 --- a/net/http/http_proxy_resolver_winhttp.cc +++ /dev/null @@ -1,185 +0,0 @@ -// Copyright 2008, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#include "net/http/http_proxy_resolver_winhttp.h" - -#include <windows.h> -#include <winhttp.h> - -#include "base/histogram.h" -#include "net/base/net_errors.h" - -#pragma comment(lib, "winhttp.lib") - -namespace net { - -// A small wrapper for histogramming purposes ;-) -static BOOL CallWinHttpGetProxyForUrl(HINTERNET session, LPCWSTR url, - WINHTTP_AUTOPROXY_OPTIONS* options, - WINHTTP_PROXY_INFO* results) { - TimeTicks time_start = TimeTicks::Now(); - BOOL rv = WinHttpGetProxyForUrl(session, url, options, results); - TimeDelta time_delta = TimeTicks::Now() - time_start; - // Record separately success and failure times since they will have very - // different characteristics. - if (rv) { - UMA_HISTOGRAM_LONG_TIMES(L"Net.GetProxyForUrl_OK", time_delta); - } else { - UMA_HISTOGRAM_LONG_TIMES(L"Net.GetProxyForUrl_FAIL", time_delta); - } - return rv; -} - -static void FreeConfig(WINHTTP_CURRENT_USER_IE_PROXY_CONFIG* config) { - if (config->lpszAutoConfigUrl) - GlobalFree(config->lpszAutoConfigUrl); - if (config->lpszProxy) - GlobalFree(config->lpszProxy); - if (config->lpszProxyBypass) - GlobalFree(config->lpszProxyBypass); -} - -static void FreeInfo(WINHTTP_PROXY_INFO* info) { - if (info->lpszProxy) - GlobalFree(info->lpszProxy); - if (info->lpszProxyBypass) - GlobalFree(info->lpszProxyBypass); -} - -HttpProxyResolverWinHttp::HttpProxyResolverWinHttp() - : session_handle_(NULL) { -} - -HttpProxyResolverWinHttp::~HttpProxyResolverWinHttp() { - CloseWinHttpSession(); -} - -int HttpProxyResolverWinHttp::GetProxyConfig(HttpProxyConfig* config) { - WINHTTP_CURRENT_USER_IE_PROXY_CONFIG ie_config = {0}; - if (!WinHttpGetIEProxyConfigForCurrentUser(&ie_config)) { - LOG(ERROR) << "WinHttpGetIEProxyConfigForCurrentUser failed: " << - GetLastError(); - return ERR_FAILED; // TODO(darin): Bug 1189288: translate error code. - } - - if (ie_config.fAutoDetect) - config->auto_detect = true; - if (ie_config.lpszProxy) - config->proxy_server = ie_config.lpszProxy; - if (ie_config.lpszProxyBypass) - config->proxy_bypass = ie_config.lpszProxyBypass; - if (ie_config.lpszAutoConfigUrl) - config->pac_url = ie_config.lpszAutoConfigUrl; - - FreeConfig(&ie_config); - return OK; -} - -int HttpProxyResolverWinHttp::GetProxyForURL(const std::wstring& query_url, - const std::wstring& pac_url, - HttpProxyInfo* results) { - // If we don't have a WinHTTP session, then create a new one. - if (!session_handle_ && !OpenWinHttpSession()) - return ERR_FAILED; - - // If we have been given an empty PAC url, then use auto-detection. - // - // NOTE: We just use DNS-based auto-detection here like Firefox. We do this - // to avoid WinHTTP's auto-detection code, which while more featureful (it - // supports DHCP based auto-detection) also appears to have issues. - // - WINHTTP_AUTOPROXY_OPTIONS options = {0}; - options.fAutoLogonIfChallenged = TRUE; - options.dwFlags = WINHTTP_AUTOPROXY_CONFIG_URL; - options.lpszAutoConfigUrl = - pac_url.empty() ? L"http://wpad/wpad.dat" : pac_url.c_str(); - - WINHTTP_PROXY_INFO info = {0}; - DCHECK(session_handle_); - if (!CallWinHttpGetProxyForUrl(session_handle_, query_url.c_str(), &options, - &info)) { - DWORD error = GetLastError(); - LOG(ERROR) << "WinHttpGetProxyForUrl failed: " << error; - - // If we got here because of RPC timeout during out of process PAC - // resolution, no further requests on this session are going to work. - if ((ERROR_WINHTTP_TIMEOUT == error) || - (ERROR_WINHTTP_AUTO_PROXY_SERVICE_ERROR == error)) { - CloseWinHttpSession(); - } - - return ERR_FAILED; // TODO(darin): Bug 1189288: translate error code. - } - - int rv = OK; - - switch (info.dwAccessType) { - case WINHTTP_ACCESS_TYPE_NO_PROXY: - results->UseDirect(); - break; - case WINHTTP_ACCESS_TYPE_NAMED_PROXY: - results->UseNamedProxy(info.lpszProxy); - break; - default: - NOTREACHED(); - rv = ERR_FAILED; - } - - FreeInfo(&info); - return rv; -} - -bool HttpProxyResolverWinHttp::OpenWinHttpSession() { - DCHECK(!session_handle_); - session_handle_ = WinHttpOpen(NULL, - WINHTTP_ACCESS_TYPE_NO_PROXY, - WINHTTP_NO_PROXY_NAME, - WINHTTP_NO_PROXY_BYPASS, - 0); - if (!session_handle_) - return false; - - // Since this session handle will never be used for winhttp connections, - // these timeouts don't really mean much individually. However, WinHTTP's - // out of process PAC resolution will use a combined (sum of all timeouts) - // value to wait for an RPC reply. - BOOL rv = WinHttpSetTimeouts(session_handle_, 10000, 10000, 5000, 5000); - DCHECK(rv); - - return true; -} - -void HttpProxyResolverWinHttp::CloseWinHttpSession() { - if (session_handle_) { - WinHttpCloseHandle(session_handle_); - session_handle_ = NULL; - } -} - -} // namespace net |