| Line 116... |
Line 116... |
unsigned char mac[6];
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unsigned char mac[6];
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unsigned char ip[4];
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unsigned char ip[4];
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} mac_ip_t;
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} mac_ip_t;
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typedef struct {
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unsigned char ip[4];
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} ip_t;
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typedef struct {
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unsigned char mac[6];
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unsigned char stuffing[2]; /* word aligned */
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} mac_t;
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typedef struct {
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typedef struct {
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unsigned int payload_valid;
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unsigned int payload_valid;
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unsigned int starting_seq;
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unsigned int starting_seq;
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unsigned int ending_seq;
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unsigned int ending_seq;
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unsigned int len_bytes;
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unsigned int len_bytes;
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| Line 148... |
Line 160... |
unsigned int tcp_hdr_len;
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unsigned int tcp_hdr_len;
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unsigned int tcp_seq;
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unsigned int tcp_seq;
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unsigned int tcp_ack;
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unsigned int tcp_ack;
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unsigned int tcp_flags;
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unsigned int tcp_flags;
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unsigned int tcp_window_size;
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unsigned int tcp_window_size;
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/* the TCP that sent this option will right-shift its true
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receive-window values by 'shift.cnt' bits for transmission in
|
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SEG.WND. */
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unsigned int tcp_window_scale;
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unsigned int tcp_len;
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unsigned int tcp_len;
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unsigned int tcp_payload_len;
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unsigned int tcp_payload_len;
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unsigned int tcp_src_time_stamp;
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unsigned int tcp_src_time_stamp;
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/* Telnet */
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/* Telnet */
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| Line 181... |
Line 199... |
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/* Functions */
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/* Functions */
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void init_packet ();
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void init_packet ();
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unsigned short header_checksum16 (unsigned char *buf, unsigned short len, unsigned int sum);
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unsigned short header_checksum16 (unsigned char *buf, unsigned short len, unsigned int sum);
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void arp_reply (char *buf, mac_ip_t*);
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void arp_reply (mac_t*, ip_t*);
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void ping_reply (packet_t* packet0, int ping_id, int ping_seq, char * rx_buf);
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void ping_reply (packet_t* packet0, int ping_id, int ping_seq, char * rx_buf);
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void ethernet_header (char *buf, mac_ip_t* target, unsigned short type);
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void ethernet_header (char*, mac_t*, unsigned short);
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void ip_header (char *buf, mac_ip_t* target, unsigned short ip_len, char ip_proto);
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void ip_header (char*, ip_t*, unsigned short, char);
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void parse_rx_packet (char*, packet_t*);
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void parse_rx_packet (char*, packet_t*);
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void parse_arp_packet (char*);
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void parse_arp_packet (char*);
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void parse_ip_packet (char*, packet_t*);
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void parse_ip_packet (char*, packet_t*);
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void parse_ping_packet (char*, packet_t*);
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void parse_ping_packet (char*, packet_t*);
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