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d94d9fee9f
This cleanup patch puts struct/union/enum opening braces,
in first line to ease grep games.
struct something
{
becomes :
struct something {
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
68 lines
2 KiB
C
68 lines
2 KiB
C
/***************************************************************************
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* Linux PPP over L2TP (PPPoL2TP) Socket Implementation (RFC 2661)
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*
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* This file supplies definitions required by the PPP over L2TP driver
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* (pppol2tp.c). All version information wrt this file is located in pppol2tp.c
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*
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* License:
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*/
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#ifndef __LINUX_IF_PPPOL2TP_H
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#define __LINUX_IF_PPPOL2TP_H
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#include <linux/types.h>
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#ifdef __KERNEL__
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#include <linux/in.h>
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#endif
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/* Structure used to connect() the socket to a particular tunnel UDP
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* socket.
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*/
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struct pppol2tp_addr {
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__kernel_pid_t pid; /* pid that owns the fd.
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* 0 => current */
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int fd; /* FD of UDP socket to use */
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struct sockaddr_in addr; /* IP address and port to send to */
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__u16 s_tunnel, s_session; /* For matching incoming packets */
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__u16 d_tunnel, d_session; /* For sending outgoing packets */
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};
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/* Socket options:
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* DEBUG - bitmask of debug message categories
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* SENDSEQ - 0 => don't send packets with sequence numbers
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* 1 => send packets with sequence numbers
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* RECVSEQ - 0 => receive packet sequence numbers are optional
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* 1 => drop receive packets without sequence numbers
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* LNSMODE - 0 => act as LAC.
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* 1 => act as LNS.
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* REORDERTO - reorder timeout (in millisecs). If 0, don't try to reorder.
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*/
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enum {
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PPPOL2TP_SO_DEBUG = 1,
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PPPOL2TP_SO_RECVSEQ = 2,
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PPPOL2TP_SO_SENDSEQ = 3,
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PPPOL2TP_SO_LNSMODE = 4,
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PPPOL2TP_SO_REORDERTO = 5,
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};
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/* Debug message categories for the DEBUG socket option */
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enum {
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PPPOL2TP_MSG_DEBUG = (1 << 0), /* verbose debug (if
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* compiled in) */
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PPPOL2TP_MSG_CONTROL = (1 << 1), /* userspace - kernel
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* interface */
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PPPOL2TP_MSG_SEQ = (1 << 2), /* sequence numbers */
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PPPOL2TP_MSG_DATA = (1 << 3), /* data packets */
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};
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#endif
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