/** * @file llsrv.cpp * @brief Wrapper for DNS SRV record lookups * * $LicenseInfo:firstyear=2007&license=viewergpl$ * * Copyright (c) 2007-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llsrv.h" #include "llares.h" struct Responder : public LLAres::UriRewriteResponder { std::vector<std::string> mUris; void rewriteResult(const std::vector<std::string> &uris) { for (size_t i = 0; i < uris.size(); i++) { llinfos << "[" << i << "] " << uris[i] << llendl; } mUris = uris; } }; std::vector<std::string> LLSRV::rewriteURI(const std::string& uri) { LLPointer<Responder> resp = new Responder; gAres->rewriteURI(uri, resp); gAres->processAll(); // It's been observed in deployment that c-ares can return control // to us without firing all of our callbacks, in which case the // returned vector will be empty, instead of a singleton as we // might wish. if (!resp->mUris.empty()) { return resp->mUris; } std::vector<std::string> uris; uris.push_back(uri); return uris; }