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自留地

http://v.9you.com/player/3gc9awpi0

http://k.56.com/obbligato_root/3/18/1146508413.mp3

我好有一只这样的小龟

int create_udp_socket(const char * addr, uint16_t port,const char * localaddr,uint16_t localport) { struct sockaddr_in saddr,slocaladdr; int r; int fd; int len = sizeof(saddr); int on = 1; memset(&saddr,0,sizeof(saddr)); memset(&slocaladdr,0,sizeof(slocaladdr)); fd= socket(AF_INET,SOCK_DGRAM,0); if(fd<0){ mylog(LOG_WARNING,"create_udp_socket: fd socket failed:%s\n",strerror(errno)); fd=-1; return -1; } r = setsockopt(fd,SOL_SOCKET,SO_REUSEADDR,&on,sizeof(on)); if(r<0){ mylog(LOG_WARNING,"create_udp_socket:setsockopt failed:%s\n",strerror(errno)); return -1; } if(NULL!=localaddr){ slocaladdr.sin_family = AF_INET; slocaladdr.sin_port = htons(localport); r = inet_pton(AF_INET,localaddr ,&slocaladdr.sin_addr); if(r<0){ mylog(LOG_WARNING,"create_udp_socket: inet_pton(%s:%d) return %d,error:%s\n",localaddr,localport,r,strerror(errno)); return -1; } r = bind(fd,(struct sockaddr*)&slocaladdr,sizeof(slocaladdr)); if(r<0){ mylog(LOG_WARNING,"create_udp_socket: bind failed:%s\n",strerror(errno)); return -1; } } if(NULL!=addr){ saddr.sin_family = AF_INET; saddr.sin_port = htons(port); r = inet_pton(AF_INET,addr,&saddr.sin_addr); if(r<0){ mylog(LOG_WARNING,"create_udp_socket: inet_pton(%s:%d) return %d,error:%s\n",addr,port,r,strerror(errno)); return -1; } r = connect(fd,(struct sockaddr*)&saddr,len); if(r<0){ mylog(LOG_WARNING,"create_udp_socket:fd connect failed:%s\n",strerror(errno)); return -1; } } return fd; }

http://post.baidu.com/f?kz=14071636

#33FF66