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79 lines
1.4 KiB
C
79 lines
1.4 KiB
C
/* network.h
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*
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* Datatypes, functions and includes for the core networking.
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*
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*/
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#ifndef NETWORK_H
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#define NETWORK_H
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <time.h>
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#ifdef WIN32 //Put win32 includes here
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#include <winsock2.h>
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#include <windows.h>
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#else //Linux includes
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#include <fcntl.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <errno.h>
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#endif
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#define MAX_UDP_PACKET_SIZE 65507
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typedef union
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{
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uint8_t c[4];
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uint16_t s[2];
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uint32_t i;
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}IP;
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typedef struct
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{
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IP ip;
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uint16_t port;
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//not used for anything right now
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uint16_t padding;
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}IP_Port;
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typedef struct
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{
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int16_t family;
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uint16_t port;
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IP ip;
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uint8_t zeroes[8];
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#ifdef ENABLE_IPV6
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uint8_t zeroes2[12];
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#endif
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}ADDR;
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//Basic network functions:
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//Function to send packet(data) of length length to ip_port
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int sendpacket(IP_Port ip_port, char * data, uint32_t length);
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//Function to recieve data, ip and port of sender is put into ip_port
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//the packet data into data
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//the packet length into length.
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int recievepacket(IP_Port * ip_port, char * data, uint32_t * length);
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//initialize networking
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//bind to ip and port
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//ip must be in network order EX: 127.0.0.1 = (7F000001)
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//port is in host byte order (this means don't worry about it)
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//returns 0 if no problems
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//TODO: add something to check if there are errors
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int init_networking(IP ip ,uint16_t port);
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#endif |