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Diffstat (limited to 'pfinet/linux-inet/tcp.h')
| -rw-r--r-- | pfinet/linux-inet/tcp.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/pfinet/linux-inet/tcp.h b/pfinet/linux-inet/tcp.h deleted file mode 100644 index 016fa6dd..00000000 --- a/pfinet/linux-inet/tcp.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * INET An implementation of the TCP/IP protocol suite for the LINUX - * operating system. INET is implemented using the BSD Socket - * interface as the means of communication with the user level. - * - * Definitions for the TCP module. - * - * Version: @(#)tcp.h 1.0.5 05/23/93 - * - * Authors: Ross Biro, <bir7@leland.Stanford.Edu> - * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> - * - * 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 - * 2 of the License, or (at your option) any later version. - */ -#ifndef _TCP_H -#define _TCP_H - -#include <linux/tcp.h> - -#define MAX_SYN_SIZE 44 + MAX_HEADER -#define MAX_FIN_SIZE 40 + MAX_HEADER -#define MAX_ACK_SIZE 40 + MAX_HEADER -#define MAX_RESET_SIZE 40 + MAX_HEADER -#define MAX_WINDOW 16384 -#define MIN_WINDOW 2048 -#define MAX_ACK_BACKLOG 2 -#define MIN_WRITE_SPACE 2048 -#define TCP_WINDOW_DIFF 2048 - -/* urg_data states */ -#define URG_VALID 0x0100 -#define URG_NOTYET 0x0200 -#define URG_READ 0x0400 - -#define TCP_RETR1 7 /* - * This is how many retries it does before it - * tries to figure out if the gateway is - * down. - */ - -#define TCP_RETR2 15 /* - * This should take at least - * 90 minutes to time out. - */ - -#define TCP_TIMEOUT_LEN (15*60*HZ) /* should be about 15 mins */ -#define TCP_TIMEWAIT_LEN (60*HZ) /* how long to wait to successfully - * close the socket, about 60 seconds */ -#define TCP_FIN_TIMEOUT (3*60*HZ) /* BSD style FIN_WAIT2 deadlock breaker */ -#define TCP_ACK_TIME (3*HZ) /* time to delay before sending an ACK */ -#define TCP_DONE_TIME 250 /* maximum time to wait before actually - * destroying a socket */ -#define TCP_WRITE_TIME 3000 /* initial time to wait for an ACK, - * after last transmit */ -#define TCP_TIMEOUT_INIT (3*HZ) /* RFC 1122 initial timeout value */ -#define TCP_SYN_RETRIES 5 /* number of times to retry opening a - * connection */ -#define TCP_PROBEWAIT_LEN 100 /* time to wait between probes when - * I've got something to write and - * there is no window */ - -#define TCP_NO_CHECK 0 /* turn to one if you want the default - * to be no checksum */ - - -/* - * TCP option - */ - -#define TCPOPT_NOP 1 /* Padding */ -#define TCPOPT_EOL 0 /* End of options */ -#define TCPOPT_MSS 2 /* Segment size negotiating */ -/* - * We don't use these yet, but they are for PAWS and big windows - */ -#define TCPOPT_WINDOW 3 /* Window scaling */ -#define TCPOPT_TIMESTAMP 8 /* Better RTT estimations/PAWS */ - - -/* - * The next routines deal with comparing 32 bit unsigned ints - * and worry about wraparound (automatic with unsigned arithmetic). - */ - -extern __inline int before(unsigned long seq1, unsigned long seq2) -{ - return (long)(seq1-seq2) < 0; -} - -extern __inline int after(unsigned long seq1, unsigned long seq2) -{ - return (long)(seq1-seq2) > 0; -} - - -/* is s2<=s1<=s3 ? */ -extern __inline int between(unsigned long seq1, unsigned long seq2, unsigned long seq3) -{ - return (after(seq1+1, seq2) && before(seq1, seq3+1)); -} - - -/* - * List all states of a TCP socket that can be viewed as a "connected" - * state. This now includes TCP_SYN_RECV, although I am not yet fully - * convinced that this is the solution for the 'getpeername(2)' - * problem. Thanks to Stephen A. Wood <saw@cebaf.gov> -FvK - */ -extern __inline const int -tcp_connected(const int state) -{ - return(state == TCP_ESTABLISHED || state == TCP_CLOSE_WAIT || - state == TCP_FIN_WAIT1 || state == TCP_FIN_WAIT2 || - state == TCP_SYN_RECV); -} - - -extern struct proto tcp_prot; - - -extern void tcp_err(int err, unsigned char *header, unsigned long daddr, - unsigned long saddr, struct inet_protocol *protocol); -extern void tcp_shutdown (struct sock *sk, int how); -extern int tcp_rcv(struct sk_buff *skb, struct device *dev, - struct options *opt, unsigned long daddr, - unsigned short len, unsigned long saddr, int redo, - struct inet_protocol *protocol); - -extern int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg); - -extern int tcp_select_window(struct sock *sk); -extern void tcp_send_check(struct tcphdr *th, unsigned long saddr, - unsigned long daddr, int len, struct sock *sk); -extern void tcp_send_probe0(struct sock *sk); -extern void tcp_enqueue_partial(struct sk_buff *, struct sock *); -extern struct sk_buff * tcp_dequeue_partial(struct sock *); - - -#endif /* _TCP_H */ |