CoolPotOS/include/tcp.h

60 lines
1.5 KiB
C

#ifndef CRASHPOWEROS_TCP_H
#define CRASHPOWEROS_TCP_H
#define TCP_PROTOCOL 6
#define TCP_CONNECT_WAITTIME 10000
#define MSS_Default 1460
#define TCP_SEG_WAITTIME 100
#define SOCKET_TCP_CLOSED 1
#define SOCKET_TCP_LISTEN 2
#define SOCKET_TCP_SYN_SENT 3
#define SOCKET_TCP_SYN_RECEIVED 4
#define SOCKET_TCP_ESTABLISHED 5
#define SOCKET_TCP_FIN_WAIT1 6
#define SOCKET_TCP_FIN_WAIT2 7
#define SOCKET_TCP_CLOSING 8
#define SOCKET_TCP_TIME_WAIT 9
#define SOCKET_TCP_CLOSE_WAIT 10
#define SOCKET_TCP_LAST_ACK 11
#include <stdint.h>
#include "common.h"
struct TCPPesudoHeader {
uint32_t srcIP;
uint32_t dstIP;
uint16_t protocol;
uint16_t totalLength;
} __attribute__((packed));
struct TCPMessage {
uint16_t srcPort;
uint16_t dstPort;
uint32_t seqNum;
uint32_t ackNum;
uint8_t reserved : 4;
uint8_t headerLength : 4;
uint8_t FIN : 1;
uint8_t SYN : 1;
uint8_t RST : 1;
uint8_t PSH : 1;
uint8_t ACK : 1;
uint8_t URG : 1;
uint8_t ECE : 1;
uint8_t CWR : 1;
uint16_t window;
uint16_t checkSum;
uint16_t pointer;
uint32_t options[0];
} __attribute__((packed));
void tcp_provider_send(uint32_t dstIP, uint32_t srcIP, uint16_t dstPort,
uint16_t srcPort, uint32_t Sequence, uint32_t ackNum,
bool URG, bool ACK, bool PSH, bool RST, bool SYN, bool FIN,
bool ECE, bool CWR, uint8_t *data, uint32_t size);
void tcp_handler(void *base);
#endif