/* ** Command & Conquer Generals Zero Hour(tm) ** Copyright 2025 Electronic Arts Inc. ** ** This program is free software: you can redistribute it and/or modify ** it under the terms of the GNU General Public License as published by ** the Free Software Foundation, either version 3 of the License, or ** (at your option) any later version. ** ** This program is distributed in the hope that it will be useful, ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** GNU General Public License for more details. ** ** You should have received a copy of the GNU General Public License ** along with this program. If not, see . */ #ifndef UDP_HEADER #define UDP_HEADER #include #include #include #include #include #ifdef _WINDOWS #include #include #define close _close #define read _read #define write _write #else //UNIX #include #include #include #include #include #include #include #include #include #endif #ifdef AIX #include #endif #define DEFAULT_PROTOCOL 0 #include #include class UDP { // DATA private: sint32 fd; uint32 myIP; uint16 myPort; struct sockaddr_in addr; // These defines specify a system independent way to // get error codes for socket services. enum sockStat { OK = 0, // Everything's cool UNKNOWN = -1, // There was an error of unknown type ISCONN = -2, // The socket is already connected INPROGRESS = -3, // The socket is non-blocking and the operation // isn't done yet ALREADY = -4, // The socket is already attempting a connection // but isn't done yet AGAIN = -5, // Try again. ADDRINUSE = -6, // Address already in use ADDRNOTAVAIL = -7, // That address is not available on the remote host BADF = -8, // Not a valid FD CONNREFUSED = -9, // Connection was refused INTR =-10, // Operation was interrupted NOTSOCK =-11, // FD wasn't a socket PIPE =-12, // That operation just made a SIGPIPE WOULDBLOCK =-13, // That operation would block INVAL =-14, // Invalid TIMEDOUT =-15 // Timeout }; // CODE private: sint32 SetBlocking(bit8 block); public: UDP(); ~UDP(); sint32 Bind(uint32 IP,uint16 port); sint32 Bind(char *Host,uint16 port); sint32 Write(uint8 *msg,uint32 len,uint32 IP,uint16 port); sint32 Read(uint8 *msg,uint32 len,sockaddr_in *from); sockStat GetStatus(void); void ClearStatus(void); int Wait(sint32 sec,sint32 usec,fd_set &returnSet); int Wait(sint32 sec,sint32 usec,fd_set &givenSet,fd_set &returnSet); bit8 getLocalAddr(uint32 &ip, uint16 &port); sint32 getFD(void) { return(fd); } bit8 SetInputBuffer(uint32 bytes); bit8 SetOutputBuffer(uint32 bytes); int GetInputBuffer(void); int GetOutputBuffer(void); }; #endif