/indra/llmessage/lliopipe.cpp
https://bitbucket.org/lindenlab/viewer-beta/ · C++ · 120 lines · 72 code · 12 blank · 36 comment · 3 complexity · f328070b50d3a629f579cbf84c458120 MD5 · raw file
- /**
- * @file lliopipe.cpp
- * @author Phoenix
- * @date 2004-11-19
- * @brief Implementation of the LLIOPipe class
- *
- * $LicenseInfo:firstyear=2004&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #include "linden_common.h"
- #include "lliopipe.h"
- #include "llpumpio.h"
- static const std::string STATUS_SUCCESS_NAMES[LLIOPipe::STATUS_SUCCESS_COUNT] =
- {
- std::string("STATUS_OK"),
- std::string("STATUS_STOP"),
- std::string("STATUS_DONE"),
- std::string("STATUS_BREAK"),
- std::string("STATUS_NEED_PROCESS"),
- };
- static const std::string STATUS_ERROR_NAMES[LLIOPipe::STATUS_ERROR_COUNT] =
- {
- std::string("STATUS_ERROR"),
- std::string("STATUS_NOT_IMPLEMENTED"),
- std::string("STATUS_PRECONDITION_NOT_MET"),
- std::string("STATUS_NO_CONNECTION"),
- std::string("STATUS_LOST_CONNECTION"),
- std::string("STATUS_EXPIRED"),
- };
- #ifdef LL_DEBUG_PUMPS
- // Debugging schmutz for deadlock
- const char *gPumpFile = "";
- S32 gPumpLine = 0;
- void pump_debug(const char *file, S32 line)
- {
- gPumpFile = file;
- gPumpLine = line;
- }
- #endif /* LL_DEBUG_PUMPS */
- /**
- * LLIOPipe
- */
- LLIOPipe::LLIOPipe() :
- mReferenceCount(0)
- {
- }
- LLIOPipe::~LLIOPipe()
- {
- //lldebugs << "destroying LLIOPipe" << llendl;
- }
- //virtual
- bool LLIOPipe::isValid()
- {
- return true ;
- }
- // static
- std::string LLIOPipe::lookupStatusString(EStatus status)
- {
- if((status >= 0) && (status < STATUS_SUCCESS_COUNT))
- {
- return STATUS_SUCCESS_NAMES[status];
- }
- else
- {
- S32 error_code = ((S32)status * -1) - 1;
- if(error_code < STATUS_ERROR_COUNT)
- {
- return STATUS_ERROR_NAMES[error_code];
- }
- }
- std::string rv;
- return rv;
- }
- LLIOPipe::EStatus LLIOPipe::process(
- const LLChannelDescriptors& channels,
- buffer_ptr_t& buffer,
- bool& eos,
- LLSD& context,
- LLPumpIO* pump)
- {
- return process_impl(channels, buffer, eos, context, pump);
- }
- // virtual
- LLIOPipe::EStatus LLIOPipe::handleError(
- LLIOPipe::EStatus status,
- LLPumpIO* pump)
- {
- // by default, the error is not handled.
- return status;
- }