107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
/**
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* @file llioutil.cpp
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* @author Phoenix
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* @date 2005-10-05
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* @brief Utility functionality for the io pipes.
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*
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* $LicenseInfo:firstyear=2005&license=viewergpl$
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*
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* Copyright (c) 2005-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "llioutil.h"
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#include "llfasttimer.h"
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/**
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* LLIOFlush
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*/
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LLIOPipe::EStatus LLIOFlush::process_impl(
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const LLChannelDescriptors& channels,
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buffer_ptr_t& buffer,
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bool& eos,
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LLSD& context,
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LLPumpIO* pump)
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{
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eos = true;
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return STATUS_OK;
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}
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static LLFastTimer::DeclareTimer FTM_PROCESS_SLEEP("IO Sleep");
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/**
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* @class LLIOSleep
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*/
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LLIOPipe::EStatus LLIOSleep::process_impl(
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const LLChannelDescriptors& channels,
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buffer_ptr_t& buffer,
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bool& eos,
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LLSD& context,
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LLPumpIO* pump)
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{
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LLFastTimer t(FTM_PROCESS_SLEEP);
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if(mSeconds > 0.0)
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{
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if(pump) pump->sleepChain(mSeconds);
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mSeconds = 0.0;
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return STATUS_BREAK;
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}
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return STATUS_DONE;
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}
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static LLFastTimer::DeclareTimer FTM_PROCESS_ADD_CHAIN("Add Chain");
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/**
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* @class LLIOAddChain
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*/
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LLIOPipe::EStatus LLIOAddChain::process_impl(
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const LLChannelDescriptors& channels,
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buffer_ptr_t& buffer,
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bool& eos,
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LLSD& context,
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LLPumpIO* pump)
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{
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LLFastTimer t(FTM_PROCESS_ADD_CHAIN);
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pump->addChain(mChain, mTimeout);
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return STATUS_DONE;
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}
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/**
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* LLChangeChannel
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*/
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LLChangeChannel::LLChangeChannel(S32 is, S32 becomes) :
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mIs(is),
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mBecomes(becomes)
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{
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}
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void LLChangeChannel::operator()(LLSegment& segment)
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{
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if(segment.isOnChannel(mIs))
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{
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segment.setChannel(mBecomes);
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}
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}
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