Second Life viewer sources 1.13.2.12

1 files changed, 162 insertions, 0 deletions

diff --git a/linden/indra/llmessage/llpacketack.h b/linden/indra/llmessage/llpacketack.h
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+++ b/linden/indra/llmessage/llpacketack.h
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+/** 
+ * @file llpacketack.h
+ * @brief Reliable UDP helpers for the message system.
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#ifndef LL_LLPACKETACK_H
+#define LL_LLPACKETACK_H
+
+#include <cstring>
+#include <stdio.h>
+
+#include "llerror.h"
+#include "lltimer.h"
+#include "llhost.h"
+
+//class LLPacketAck
+//{
+//public:
+//      LLHost mHost;
+//      TPACKETID          mPacketID;
+//public:
+//      LLPacketAck(const LLHost &host, TPACKETID packet_id)
+//              {
+//                      mHost = host;
+//                      mPacketID = packet_id;
+//              };
+//      ~LLPacketAck(){};
+//};
+
+class LLReliablePacketParams
+{
+public:
+        LLHost  mHost;
+        S32                             mRetries;
+        BOOL                    mPingBasedRetry;
+        F32                             mTimeout;
+        void                    (*mCallback)(void **,S32);
+        void                    **mCallbackData;
+        char                    *mMessageName;
+
+public:
+        LLReliablePacketParams()
+        {
+                mRetries = 0;
+                mPingBasedRetry = TRUE;
+                mTimeout = 0.f;
+                mCallback = NULL;
+                mCallbackData = NULL;
+                mMessageName = NULL;
+        };
+
+        ~LLReliablePacketParams() { };
+
+        void set (      const LLHost &host, S32 retries, BOOL ping_based_retry,
+                                F32 timeout, 
+                                void (*callback)(void **,S32), void **callback_data, char *name )
+        {
+                mHost = host;
+                mRetries = retries;
+                mPingBasedRetry = ping_based_retry;
+                mTimeout = timeout;
+                mCallback = callback;
+                mCallbackData = callback_data;
+                mMessageName = name;
+        };
+};
+
+class LLReliablePacket
+{
+public:
+        LLReliablePacket(S32 socket, U8 *buf_ptr, S32 buf_len, LLReliablePacketParams *params) :
+                mBuffer(NULL),
+                mBufferLength(0)
+        {
+                if (params)
+                {
+                        mHost = params->mHost;
+                        mRetries = params->mRetries;
+                        mPingBasedRetry = params->mPingBasedRetry;
+                        mTimeout = params->mTimeout;
+                        mCallback = params->mCallback;
+                        mCallbackData = params->mCallbackData;
+                        mMessageName = params->mMessageName;
+                }
+                else
+                {
+                        mRetries = 0;
+                        mPingBasedRetry = TRUE;
+                        mTimeout = 0.f;
+                        mCallback = NULL;
+                        mCallbackData = NULL;
+                        mMessageName = NULL;
+                }
+
+                mExpirationTime = (F64)((S64)totalTime())/1000000.0 + mTimeout;
+                mPacketID = buf_ptr[1] + ((buf_ptr[0] & 0x0f ) * 256);
+                if (sizeof(TPACKETID) == 4)
+                {
+                        mPacketID *= 256;
+                        mPacketID += buf_ptr[2];
+                        mPacketID *= 256;
+                        mPacketID += buf_ptr[3];
+                }
+
+                mSocket = socket;
+                if (mRetries)
+                {
+                        mBuffer = new U8[buf_len];
+                        if (mBuffer != NULL)
+                        {
+                                memcpy(mBuffer,buf_ptr,buf_len);
+                                mBufferLength = buf_len;
+                        }
+                        
+                }
+        };
+        ~LLReliablePacket(){ delete [] mBuffer; };
+
+        friend class LLCircuitData;
+protected:
+        S32                             mSocket;
+        LLHost          mHost;
+        S32                             mRetries;
+        BOOL                    mPingBasedRetry;
+        F32                             mTimeout;
+        void                    (*mCallback)(void **,S32);
+        void                    **mCallbackData;
+        char                    *mMessageName;
+        
+        U8                              *mBuffer;
+        S32                             mBufferLength;
+
+        TPACKETID                               mPacketID;
+
+        F64                             mExpirationTime;
+        
+};
+
+#endif
+