118 lines
3.0 KiB
C++
118 lines
3.0 KiB
C++
#ifndef MSOCKETX_H_
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#define MSOCKETX_H_
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#ifdef _WIN32
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#pragma comment(lib,"ws2_32.lib")
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#include "winsock2.h"
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typedef int socklen_t;
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#else
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h> //for ntohs
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#include <sys/time.h> //for timeval
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#include <errno.h>
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#include <fcntl.h>
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#include <netinet/tcp.h>
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typedef int SOCKET;
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#define SOCKET_ERROR (-1)
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#define INVALID_SOCKET (-1)
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#endif
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#define CAN_READX 1
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#define CAN_WRITEX 2
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#define CAN_CONNECTX 4
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#define CAN_ACCEPTX 8
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class msocketx
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{
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public:
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msocketx();
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virtual ~msocketx();
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public:
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// startup 最先调用,linux可以不用调用
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static bool startup();
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// clearup 程序结束时调用,linux可以不用调用
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static bool clearup();
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// getlasterror 获取上一次错误代码
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static int getlasterror();
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public:
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// attch 挂载一个socket
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void attach(SOCKET sock);
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// isvalid 是否有效
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inline bool isvalid();
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// close 会先判断isvalid,然后shutdown,然后closesocket,最后赋值INVALIDSOCKET
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void close();
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// setsock 会调用setsockbuff,setsocktime.
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bool setsock();
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// create 建立socket
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bool create(int itype,int iprotocol);
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// bind 绑定指定ip和端口,如果pstrip为空则绑定所有ip
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bool bind(unsigned short usport,const char* pstrip = NULL);
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// sendto 发送收据
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int sendto(const void* pbuf, unsigned int ilen, unsigned int uiip, unsigned short usport, int iflags);
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// sendto 发送收据
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int sendto(const void* pbuf, unsigned int ilen, const char* pszip, unsigned short usport, int iflags);
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// recvfrom 接收数据
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int recvfrom(void* pbuf, unsigned int ilen, unsigned int& uiip, unsigned short& usport, int iflags);
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// send 发送数据
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int send(const void* pbuf, unsigned int ilen,int iflags);
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// recv 接收数据
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int recv(void* pbuf,unsigned int ilen,int iflags);
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// listen 监听
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bool listen(int ibacklog);
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// accept 接收
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bool accept(SOCKET& sock,sockaddr* peeraddr,socklen_t* addrlen);
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bool accept(msocketx& sock,sockaddr* peeraddr,socklen_t* addrlen);
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// connect 连接,usport为主机字节序.
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int connect(const char* pszip,unsigned short usport,bool bblock);
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// wait 等待iflagx事件,事件如上面的CAN_READX...出错返回-1,0表示超时,
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// 正常返回可操作类型,用&取出判断
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int wait(unsigned int uimilli,int iflagx);
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public:
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// setblock 设置是否阻塞
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bool setblock(bool bblock = false);
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// setsockbuff 设置socket系统缓冲区大小
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bool setsockbuff(unsigned int uirecvlen = 4 * 1024 * 1024,
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unsigned int uisendlen = 4 * 1024 * 1024);
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// setsocktime 设置send\recv操作超时时间.
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bool setsocktime(unsigned int uimillisecond = 500);
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// setsocknagle 是否启用nagle算法.
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bool setsocknagle(bool benable = true);
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// shutdown 0 read,1 write,2 both
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int shutdown(int ihow);
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// closesocket 最基本的关掉socket
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int closesocket();
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// getsockname 获取该socket当前绑定地址,ulip 为网络序,usport为主机序
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int getsockname(unsigned int& uiip,unsigned short& usport);
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private:
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SOCKET m_sock;
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};
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#endif //MSOCKETX_H_
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