101 lines
2.3 KiB
C++
101 lines
2.3 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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* $LicenseInfo:firstyear=2005&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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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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