353 lines
8.7 KiB
C++
353 lines
8.7 KiB
C++
/*模拟登陆的客户端连接
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* 模拟客户端的连接，发起多个连接到服务器去
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*每个客户端都需要维护一个当前的状态机
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*/
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#include "stdafx.h"
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void CRobotClient::ProcData()
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{
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if ( !connected() )
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{
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return ;
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}
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ReadSocket();
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//ProcessRecvBuffers(getRecvBuffer());
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}
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//处理接受到的服务器数据包
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VOID CRobotClient::ProcessRecvBuffers(PDATABUFFER pDataBuffer)
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{
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//如果连接已断开则丢弃所有数据
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if ( pDataBuffer->nOffset <= 0 )
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{
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SwapRecvProcessBuffers();
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return;
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}
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//刚发了到服务器
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//jxSrvDef::INTERSRVCMD nCmd;
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INT_PTR dwRemainSize;
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PDATAHEADER pPackHdr;
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char* pDataEnd = pDataBuffer->pBuffer + pDataBuffer->nOffset;
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while ( TRUE )
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{
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//在连接的过程中可能关闭连接，导致循环里的数据清除，如果没有退出将导致问题
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if(pDataBuffer->nOffset ==0)
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{
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break;
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}
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dwRemainSize = (INT_PTR)(pDataEnd - pDataBuffer->pPointer);
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//如果当前在获取密钥的状态,这个时候服务器将发送unsigned int 数值的服务器的密钥过来
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if(m_nCurrentStatus == eStatusEncryReq )
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{
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if( dwRemainSize >= sizeof(short) )
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{
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m_nKey = *(unsigned short *)(pDataBuffer->pPointer);
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pDataBuffer->pPointer += sizeof(unsigned short);
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m_nCurrentStatus = eStatusCommunication; //处于通信状态
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CAgent *pAgent = GetCurrentAgent();
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if(pAgent)
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{
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pAgent->OnConnected(); //已经连接上了服务器，基本校验通过
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}
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break;
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}
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else
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{
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OutputMsg(rmError,_T("Recv data leng =%d, may be error"),dwRemainSize);
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//SwapRecvProcessBuffers();
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break;
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}
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}
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else if( m_nCurrentStatus != eStatusCommunication ) //不在通信状态收到包的话，将不处理
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{
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//SwapRecvProcessBuffers();
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break;
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}
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//如果缓冲区中的剩余长度小于通信协议头的长度，则交换缓冲并在以后继续进行处理
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if ( dwRemainSize < sizeof(*pPackHdr) )
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{
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//SwapRecvProcessBuffers();
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break;
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}
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pPackHdr = (PDATAHEADER)pDataBuffer->pPointer;
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//检查包头标志是否有效，如果包头标志无效则需要遍历数据包查找包头
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if ( pPackHdr->tag != m_nKey )
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{
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char* sCurPtr = pDataBuffer->pPointer;
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do
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{
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pDataBuffer->pPointer++;
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pPackHdr = (PDATAHEADER)pDataBuffer->pPointer;
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//找到包头标记则终止查找
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if ( pPackHdr->tag == m_nKey )
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break;
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}
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while (pDataBuffer->pPointer < pDataEnd - 1);
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//如果无法查找到包头，则保留接收缓冲末尾的最后一个字符并交换接收/处理缓冲以便下次继续连接新接收的数据后重新查找包头
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if ( pPackHdr->tag != m_nKey )
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{
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//SwapRecvProcessBuffers();
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//找不到协议头标志，输出错误消息
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OutputMsg(rmError, _T(" recv invalid server data, proto header can not be found"));
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break;
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}
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//输出找到包头的消息
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OutputMsg(rmError, _T( "recv invalid server data, proto header refound after %d bytes"),
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(int)(pDataBuffer->pPointer - sCurPtr));
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}
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//如果处理接收数据的缓冲中的剩余数据长度不足协议头中的数据长度，则交换缓冲并在下次继续处理
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dwRemainSize -= sizeof(*pPackHdr);
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if ( pPackHdr->len > dwRemainSize )
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{
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//SwapRecvProcessBuffers();
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break;
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}
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//将缓冲读取指针调整到下一个通信数据包的位置
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pDataBuffer->pPointer += sizeof(*pPackHdr) + pPackHdr->len;
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if ( pPackHdr->len >= 2 )
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{
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//将通信数据段保存在packet中
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CDataPacketReader packet(pPackHdr + 1, pPackHdr->len);
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CAgent *pAgent = GetCurrentAgent();
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if(pAgent)
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{
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pAgent->OnRecv(packet);
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}
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}
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else
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{
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OutputMsg(rmError, _T("recv invalid server packet, packet size to few(%d)"),
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pPackHdr->len);
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}
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}
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SwapRecvProcessBuffers();
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}
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CAgent * CRobotClient::GetCurrentAgent()
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{
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//分派数据包处理
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switch(m_nCurrentServer)
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{
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case eServerLogic:
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return &m_logicAgent;
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break;
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default:
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return NULL;
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}
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}
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//进行内部消息的处理分派
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VOID CRobotClient::DispatchInternalMessage(UINT uMsg, UINT64 uParam1, UINT64 uParam2, UINT64 uParam3,UINT64 uParam4)
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{
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Inherited::DispatchInternalMessage(uMsg,uParam1,uParam2,uParam3,uParam4);
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}
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//每次逻辑循环的例行逻辑处理函数
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VOID CRobotClient::OnRun()
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{
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Inherited::OnRun();
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if( connected() )
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{
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if(m_nCurrentServer ==eServerLogic)
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{
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m_CurTick = _getTickCount();
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m_logicAgent.OnTimeRun(m_CurTick);
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Sleep(10);
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}
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}
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}
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//例行执行函数
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VOID CRobotClient::SingleRun()
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{
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Inherited::SingleRun();
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}
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VOID CRobotClient::OnError(INT errorCode)
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{
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Inherited::OnError(errorCode);
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OutputError( errorCode, _T("%s Socket error"),m_account.name);
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}
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VOID CRobotClient::OnDisconnected()
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{
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//OutputMsg(rmNormal,_T("Dis connect"));
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if(m_nCurrentStatus == eStatusEncryReq)
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{
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m_nCurrentStatus = eStatusEncryReqDisConnect; //断开连接了
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}
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else if(m_nCurrentStatus == eStatusCommunication)
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{
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m_nCurrentStatus = eStatusCommuDisConnect;
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}
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else
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{
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OutputMsg(rmWaning,_T("error status=%d disconnect"),m_nCurrentStatus);
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}
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CAgent * pAgent = GetCurrentAgent();
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if(pAgent)
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{
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pAgent->OnDisConnected();
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}
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}
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void CRobotClient::ConnectNextServer()
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{
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switch(m_nCurrentServer)
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{
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case eServerNone: //下一个要连接的是session
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m_nCurrentServer = eServerLogic;
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break;
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default:
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return;
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break;
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}
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//这里必须清掉，否则无法重新连接到网关，因为状态已经不正确了
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//m_encryptHander.Reset();
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//m_nCurrentStatus = eStatusIdle;
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ConnectToServer();
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}
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VOID CRobotClient::OnConnected()
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{
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SwapRecvProcessBuffers();
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m_encryptHander.Reset();
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m_encryptHander.SetSelfSalt(m_encryptHander.GenSalt());
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m_nCurrentStatus = eStatusEncryReq ; //当前的状态改变
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unsigned int nSalt = m_encryptHander.GetSelfSalt();
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//OutputMsg(rmNormal ,_T("client salt=%d"),nSalt );
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CDataPacket &Packet = allocSendPacket();
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Packet << nSalt;
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flushSendPacket(Packet);
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//AppendSendBuffer(&nSalt,sizeof(nSalt)); //发一个包告诉去服务器获取密钥
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//SendSocketBuffers();
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}
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CDataPacket& CRobotClient::AllocProtoPacket()
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{
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CDataPacket &Packet = allocSendPacket();
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//PDATAHEADER pPackHdr;
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//预留通信数据头空间
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Packet.setLength(sizeof(DATAHEADER));
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Packet.setPosition(sizeof(DATAHEADER));
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//写入通信消息号
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return Packet;
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}
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VOID CRobotClient::FlushProtoPacket(CDataPacket& packet)
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{
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PDATAHEADER pPackHdr = (PDATAHEADER)packet.getMemoryPtr();
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//计算并向协议头中写入通信数据长度
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char *pData = (char *)pPackHdr + sizeof(*pPackHdr); //数据的指针
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pPackHdr->tag = (WORD)m_nKey;
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pPackHdr->len = packet.getLength() - sizeof(*pPackHdr);
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flushSendPacket(packet);
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}
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BOOL CRobotClient::ConnectToServer()
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{
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int nErr;
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//如果已连接则直接返回
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if ( connected() )
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{
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return TRUE;
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}
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TICKCOUNT dwCurTick = _getTickCount();
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//创建套接字
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if ( getSocket() == INVALID_SOCKET )
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{
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SOCKET sock;
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nErr = createSocket(&sock);
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if ( nErr )
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{
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OutputError( nErr, _T("创建%s客户端套接字失败"), m_account.name );
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return FALSE;
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}
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setSocket(sock);
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// 复用socket
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//int optval = 1;
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//setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
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//调整发送和接收缓冲大小
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nErr = setSendBufSize(4 * 1024);
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if ( nErr )
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{
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OutputError( nErr, _T("调整%s套接字发送缓冲长度失败"), m_account.name);
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return FALSE;
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}
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nErr = setRecvBufSize(4 * 1024);
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if ( nErr )
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{
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OutputError( nErr, _T("调整%s套接字接收缓冲长度失败"), m_account.name);
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return FALSE;
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}
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}
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//连接到会话服务器
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//if ( dwCurTick >= m_dwReconnectTick )
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{
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//m_dwReconnectTick = dwCurTick + 1 * 1000;
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nErr = connect(m_serverIp,m_nServerPort );
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if ( nErr )
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{
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OutputError( nErr, _T("连接到%s服务器失败"), m_serverIp );
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return FALSE;
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}
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//调整为非阻塞模式
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nErr = setBlockMode(FALSE);
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if ( nErr )
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{
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OutputError( nErr, _T("调整%s套接字接为非阻塞模式失败"), m_serverIp );
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return FALSE;
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}
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m_dwConnectTick = m_dwMsgTick = dwCurTick;
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return TRUE;
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}
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return FALSE;
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}
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bool CRobotClient::MoveBySceneId( int nSceneId, int nX, int nY )
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{
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SCENECONFIG * pSc = GetRobotMgr()->GetGlobalConfig().GetSceneConfig().GetSceneConfig(nSceneId);
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if (pSc != NULL)
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{
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return MoveBySceneName(pSc->szScenceName, nX, nY);
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}
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return false;
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}
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bool CRobotClient::MoveBySceneName( LPCTSTR sSceneName, int nX, int nY )
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{
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CClientActor & ca = GetActorData();
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if(ca.GetFubenId() > 0)
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{
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CDataPacket & netPack = AllocProtoPacket();
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netPack << (BYTE)enFubenSystemID << (BYTE)cExitFuben;
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netPack << (int)ca.GetFubenId();
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FlushProtoPacket(netPack);
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}
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return true;
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}
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