C:/knet/include/kNet/EndPoint.h
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00001 /* Copyright 2010 Jukka Jylänki 00002 00003 Licensed under the Apache License, Version 2.0 (the "License"); 00004 you may not use this file except in compliance with the License. 00005 You may obtain a copy of the License at 00006 00007 http://www.apache.org/licenses/LICENSE-2.0 00008 00009 Unless required by applicable law or agreed to in writing, software 00010 distributed under the License is distributed on an "AS IS" BASIS, 00011 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00012 See the License for the specific language governing permissions and 00013 limitations under the License. */ 00014 #pragma once 00015 00019 #ifdef LINUX 00020 #include <sys/types.h> 00021 #include <sys/socket.h> 00022 #include <netinet/in.h> 00023 #endif 00024 00025 #include <cstring> 00026 #include <string> 00027 00028 namespace kNet 00029 { 00030 00032 struct EndPoint 00033 { 00035 unsigned char ip[4]; 00036 00037 unsigned short port; 00038 00039 EndPoint() 00040 { 00041 Reset(); 00042 } 00043 00045 void Reset() 00046 { 00047 memset(this, 0, sizeof(EndPoint)); 00048 } 00049 00051 bool operator < (const EndPoint &rhs) const 00052 { 00053 if (ip[0] < rhs.ip[0]) return true; 00054 if (ip[0] > rhs.ip[0]) return false; 00055 if (ip[1] < rhs.ip[1]) return true; 00056 if (ip[1] > rhs.ip[1]) return false; 00057 if (ip[2] < rhs.ip[2]) return true; 00058 if (ip[2] > rhs.ip[2]) return false; 00059 if (ip[3] < rhs.ip[3]) return true; 00060 if (ip[3] > rhs.ip[3]) return false; 00061 if (port < rhs.port) return true; 00062 if (port > rhs.port) return false; 00063 00064 return false; 00065 } 00066 00068 static EndPoint FromSockAddrIn(const sockaddr_in &addr) 00069 { 00070 EndPoint endPoint; 00071 #ifdef WIN32 00072 endPoint.ip[0] = addr.sin_addr.S_un.S_un_b.s_b1; 00073 endPoint.ip[1] = addr.sin_addr.S_un.S_un_b.s_b2; 00074 endPoint.ip[2] = addr.sin_addr.S_un.S_un_b.s_b3; 00075 endPoint.ip[3] = addr.sin_addr.S_un.S_un_b.s_b4; 00076 #else 00077 endPoint.ip[0] = addr.sin_addr.s_addr & 0xFF; 00078 endPoint.ip[1] = (addr.sin_addr.s_addr >> 8) & 0xFF; 00079 endPoint.ip[2] = (addr.sin_addr.s_addr >> 16) & 0xFF; 00080 endPoint.ip[3] = (addr.sin_addr.s_addr >> 24) & 0xFF; 00081 #endif 00082 endPoint.port = ntohs(addr.sin_port); 00083 00084 return endPoint; 00085 } 00086 00088 sockaddr_in ToSockAddrIn() const 00089 { 00090 using namespace std; 00091 00092 sockaddr_in address; 00093 memset(&address, 0, sizeof(address)); 00094 address.sin_family = AF_INET; 00095 address.sin_port = htons(port); 00096 #ifdef WIN32 00097 address.sin_addr.S_un.S_un_b.s_b1 = ip[0]; 00098 address.sin_addr.S_un.S_un_b.s_b2 = ip[1]; 00099 address.sin_addr.S_un.S_un_b.s_b3 = ip[2]; 00100 address.sin_addr.S_un.S_un_b.s_b4 = ip[3]; 00101 #else 00102 address.sin_addr.s_addr = ip[0] | (ip[1] << 8) | (ip[2] << 16) | (ip[3] << 24); 00103 #endif 00104 00105 return address; 00106 } 00107 00109 std::string IPToString() const 00110 { 00111 char str[256]; 00112 sprintf(str, "%d.%d.%d.%d", (unsigned int)ip[0], (unsigned int)ip[1], (unsigned int)ip[2], (unsigned int)ip[3]); 00113 return std::string(str); 00114 } 00115 00117 std::string ToString() const 00118 { 00119 char str[256]; 00120 sprintf(str, "%d.%d.%d.%d:%d", (unsigned int)ip[0], (unsigned int)ip[1], (unsigned int)ip[2], (unsigned int)ip[3], (unsigned int)port); 00121 return std::string(str); 00122 } 00123 }; 00124 00125 } // ~kNet
