122 lines
2.7 KiB
C++
122 lines
2.7 KiB
C++
/**
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* @file llpacketack.h
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* @brief Reliable UDP helpers for the message system.
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, 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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#ifndef LL_LLPACKETACK_H
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#define LL_LLPACKETACK_H
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#include "llhost.h"
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class LLReliablePacketParams
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{
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public:
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LLHost mHost;
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S32 mRetries;
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BOOL mPingBasedRetry;
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F32 mTimeout;
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void (*mCallback)(void **,S32);
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void** mCallbackData;
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char* mMessageName;
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public:
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LLReliablePacketParams()
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{
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clear();
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};
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~LLReliablePacketParams() { };
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void clear()
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{
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mHost.invalidate();
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mRetries = 0;
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mPingBasedRetry = TRUE;
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mTimeout = 0.f;
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mCallback = NULL;
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mCallbackData = NULL;
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mMessageName = NULL;
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};
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void set(
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const LLHost& host,
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S32 retries,
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BOOL ping_based_retry,
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F32 timeout,
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void (*callback)(void**,S32),
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void** callback_data, char* name)
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{
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mHost = host;
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mRetries = retries;
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mPingBasedRetry = ping_based_retry;
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mTimeout = timeout;
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mCallback = callback;
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mCallbackData = callback_data;
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mMessageName = name;
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};
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};
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class LLReliablePacket
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{
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public:
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LLReliablePacket(
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S32 socket,
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U8* buf_ptr,
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S32 buf_len,
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LLReliablePacketParams* params);
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~LLReliablePacket()
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{
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mCallback = NULL;
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delete [] mBuffer;
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mBuffer = NULL;
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};
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friend class LLCircuitData;
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protected:
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S32 mSocket;
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LLHost mHost;
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S32 mRetries;
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BOOL mPingBasedRetry;
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F32 mTimeout;
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void (*mCallback)(void**,S32);
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void** mCallbackData;
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char* mMessageName;
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U8* mBuffer;
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S32 mBufferLength;
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TPACKETID mPacketID;
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F64 mExpirationTime;
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};
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#endif
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