/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "nsISystemProxySettings.h" #include "mozilla/ModuleUtils.h" #include "nsIServiceManager.h" #include "nsIURI.h" #include "nsString.h" #include "nsCOMPtr.h" #include "nsNetCID.h" #include "nspr.h" extern "C" { #include <proxy.h> } class nsUnixSystemProxySettings : public nsISystemProxySettings { public: NS_DECL_THREADSAFE_ISUPPORTS NS_DECL_NSISYSTEMPROXYSETTINGS nsUnixSystemProxySettings() { mProxyFactory = nullptr; } nsresult Init(); private: ~nsUnixSystemProxySettings() { if (mProxyFactory) px_proxy_factory_free(mProxyFactory); } pxProxyFactory *mProxyFactory; }; NS_IMPL_ISUPPORTS(nsUnixSystemProxySettings, nsISystemProxySettings) NS_IMETHODIMP nsUnixSystemProxySettings::GetMainThreadOnly(bool *aMainThreadOnly) { *aMainThreadOnly = false; return NS_OK; } nsresult nsUnixSystemProxySettings::Init() { return NS_OK; } nsresult nsUnixSystemProxySettings::GetPACURI(nsACString& aResult) { // Make sure we return an empty result. aResult.Truncate(); return NS_OK; } nsresult nsUnixSystemProxySettings::GetProxyForURI(const nsACString & aSpec, const nsACString & aScheme, const nsACString & aHost, const int32_t aPort, nsACString & aResult) { nsresult rv; if (!mProxyFactory) { mProxyFactory = px_proxy_factory_new(); } NS_ENSURE_TRUE(mProxyFactory, NS_ERROR_NOT_AVAILABLE); char **proxyArray = nullptr; proxyArray = px_proxy_factory_get_proxies(mProxyFactory, PromiseFlatCString(aSpec).get()); NS_ENSURE_TRUE(proxyArray, NS_ERROR_NOT_AVAILABLE); // Translate libproxy's output to PAC string as expected // libproxy returns an array of proxies in the format: // <procotol>://[username:password@]proxy:port // or // direct:// // // PAC format: "PROXY proxy1.foo.com:8080; PROXY proxy2.foo.com:8080; DIRECT" // but nsISystemProxySettings allows "PROXY http://proxy.foo.com:8080" as well. int c = 0; while (proxyArray[c] != nullptr) { if (!aResult.IsEmpty()) { aResult.AppendLiteral("; "); } // figure out the scheme, and we can't use nsIIOService::NewURI because // this is not the main thread. char *colon = strchr (proxyArray[c], ':'); uint32_t schemelen = colon ? colon - proxyArray[c] : 0; if (schemelen < 1) { c++; continue; } if (schemelen == 6 && !strncasecmp(proxyArray[c], "direct", 6)) { aResult.AppendLiteral("DIRECT"); } else { aResult.AppendLiteral("PROXY "); aResult.Append(proxyArray[c]); } c++; } PR_Free(proxyArray); return NS_OK; } #define NS_UNIXSYSTEMPROXYSERVICE_CID /* 0fa3158c-d5a7-43de-9181-a285e74cf1d4 */\ { 0x0fa3158c, 0xd5a7, 0x43de, \ {0x91, 0x81, 0xa2, 0x85, 0xe7, 0x4c, 0xf1, 0xd4 } } NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsUnixSystemProxySettings, Init) NS_DEFINE_NAMED_CID(NS_UNIXSYSTEMPROXYSERVICE_CID); static const mozilla::Module::CIDEntry kUnixProxyCIDs[] = { { &kNS_UNIXSYSTEMPROXYSERVICE_CID, false, nullptr, nsUnixSystemProxySettingsConstructor }, { nullptr } }; static const mozilla::Module::ContractIDEntry kUnixProxyContracts[] = { { NS_SYSTEMPROXYSETTINGS_CONTRACTID, &kNS_UNIXSYSTEMPROXYSERVICE_CID }, { nullptr } }; static const mozilla::Module kUnixProxyModule = { mozilla::Module::kVersion, kUnixProxyCIDs, kUnixProxyContracts }; NSMODULE_DEFN(nsUnixProxyModule) = &kUnixProxyModule;