44 lines
1.9 KiB
C
44 lines
1.9 KiB
C
/*********************************************
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* vim:sw=8:ts=8:si:et
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* To use the above modeline in vim you must have "set modeline" in your .vimrc
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* Author: Guido Socher
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* Copyright: GPL V2
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*
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* IP/ARP/UDP/TCP functions
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*
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* Chip type : ATMEGA88 with ENC28J60
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*********************************************/
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/*********************************************
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* Modified: nuelectronics.com -- Ethershield for Arduino
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*********************************************/
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//@{
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#ifndef IP_ARP_UDP_TCP_H
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#define IP_ARP_UDP_TCP_H
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#include <avr/pgmspace.h>
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// you must call this function once before you use any of the other functions:
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extern void init_ip_arp_udp_tcp(uint8_t *mymac,uint8_t *myip,uint8_t wwwp);
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//
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extern uint8_t eth_type_is_arp_and_my_ip(uint8_t *buf,uint16_t len);
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extern uint8_t eth_type_is_ip_and_my_ip(uint8_t *buf,uint16_t len);
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extern void make_arp_answer_from_request(uint8_t *buf);
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extern void make_echo_reply_from_request(uint8_t *buf,uint16_t len);
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extern void make_udp_reply_from_request(uint8_t *buf,char *data,uint8_t datalen,uint16_t port);
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extern void make_tcp_synack_from_syn(uint8_t *buf);
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extern void init_len_info(uint8_t *buf);
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extern uint16_t get_tcp_data_pointer(void);
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extern uint16_t fill_tcp_data_p(uint8_t *buf,uint16_t pos, const prog_char *progmem_s);
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extern uint16_t fill_tcp_data(uint8_t *buf,uint16_t pos, const char *s);
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extern void make_tcp_ack_from_any(uint8_t *buf);
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extern void make_tcp_ack_with_data(uint8_t *buf,uint16_t dlen);
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extern void make_arp_request(uint8_t *buf, uint8_t *server_ip);
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extern uint8_t arp_packet_is_myreply_arp ( uint8_t *buf );
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extern void tcp_client_send_packet(uint8_t *buf,uint16_t dest_port, uint16_t src_port, uint8_t flags, uint8_t max_segment_size,
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uint8_t clear_seqck, uint16_t next_ack_num, uint16_t dlength, uint8_t *dest_mac, uint8_t *dest_ip);
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extern uint16_t tcp_get_dlength ( uint8_t *buf );
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#endif /* IP_ARP_UDP_TCP_H */
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//@}
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