diff options
| -rw-r--r-- | include/linux/Kbuild | 1 | ||||
| -rw-r--r-- | include/linux/if_ppp.h | 16 | ||||
| -rw-r--r-- | include/linux/if_pppol2tp.h | 69 | ||||
| -rw-r--r-- | include/linux/if_pppox.h | 16 | ||||
| -rw-r--r-- | include/linux/socket.h | 1 |
5 files changed, 101 insertions, 2 deletions
diff --git a/include/linux/Kbuild b/include/linux/Kbuild index d944516..127d2d1 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -225,6 +225,7 @@ unifdef-y += if_fddi.h unifdef-y += if_frad.h unifdef-y += if_ltalk.h unifdef-y += if_link.h +unifdef-y += if_pppol2tp.h unifdef-y += if_pppox.h unifdef-y += if_shaper.h unifdef-y += if_tr.h diff --git a/include/linux/if_ppp.h b/include/linux/if_ppp.h index 768372f..0f2f70d 100644 --- a/include/linux/if_ppp.h +++ b/include/linux/if_ppp.h @@ -110,6 +110,21 @@ struct ifpppcstatsreq { struct ppp_comp_stats stats; }; +/* For PPPIOCGL2TPSTATS */ +struct pppol2tp_ioc_stats { + __u16 tunnel_id; /* redundant */ + __u16 session_id; /* if zero, get tunnel stats */ + __u32 using_ipsec:1; /* valid only for session_id == 0 */ + aligned_u64 tx_packets; + aligned_u64 tx_bytes; + aligned_u64 tx_errors; + aligned_u64 rx_packets; + aligned_u64 rx_bytes; + aligned_u64 rx_seq_discards; + aligned_u64 rx_oos_packets; + aligned_u64 rx_errors; +}; + #define ifr__name b.ifr_ifrn.ifrn_name #define stats_ptr b.ifr_ifru.ifru_data @@ -146,6 +161,7 @@ struct ifpppcstatsreq { #define PPPIOCDISCONN _IO('t', 57) /* disconnect channel */ #define PPPIOCATTCHAN _IOW('t', 56, int) /* attach to ppp channel */ #define PPPIOCGCHAN _IOR('t', 55, int) /* get ppp channel number */ +#define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats) #define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0) #define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */ diff --git a/include/linux/if_pppol2tp.h b/include/linux/if_pppol2tp.h new file mode 100644 index 0000000..516203b --- /dev/null +++ b/include/linux/if_pppol2tp.h @@ -0,0 +1,69 @@ +/*************************************************************************** + * Linux PPP over L2TP (PPPoL2TP) Socket Implementation (RFC 2661) + * + * This file supplies definitions required by the PPP over L2TP driver + * (pppol2tp.c). All version information wrt this file is located in pppol2tp.c + * + * License: + * 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 __LINUX_IF_PPPOL2TP_H +#define __LINUX_IF_PPPOL2TP_H + +#include <asm/types.h> + +#ifdef __KERNEL__ +#include <linux/in.h> +#endif + +/* Structure used to connect() the socket to a particular tunnel UDP + * socket. + */ +struct pppol2tp_addr +{ + pid_t pid; /* pid that owns the fd. + * 0 => current */ + int fd; /* FD of UDP socket to use */ + + struct sockaddr_in addr; /* IP address and port to send to */ + + __be16 s_tunnel, s_session; /* For matching incoming packets */ + __be16 d_tunnel, d_session; /* For sending outgoing packets */ +}; + +/* Socket options: + * DEBUG - bitmask of debug message categories + * SENDSEQ - 0 => don't send packets with sequence numbers + * 1 => send packets with sequence numbers + * RECVSEQ - 0 => receive packet sequence numbers are optional + * 1 => drop receive packets without sequence numbers + * LNSMODE - 0 => act as LAC. + * 1 => act as LNS. + * REORDERTO - reorder timeout (in millisecs). If 0, don't try to reorder. + */ +enum { + PPPOL2TP_SO_DEBUG = 1, + PPPOL2TP_SO_RECVSEQ = 2, + PPPOL2TP_SO_SENDSEQ = 3, + PPPOL2TP_SO_LNSMODE = 4, + PPPOL2TP_SO_REORDERTO = 5, +}; + +/* Debug message categories for the DEBUG socket option */ +enum { + PPPOL2TP_MSG_DEBUG = (1 << 0), /* verbose debug (if + * compiled in) */ + PPPOL2TP_MSG_CONTROL = (1 << 1), /* userspace - kernel + * interface */ + PPPOL2TP_MSG_SEQ = (1 << 2), /* sequence numbers */ + PPPOL2TP_MSG_DATA = (1 << 3), /* data packets */ +}; + + + +#endif diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h index 6f987be..2565254 100644 --- a/include/linux/if_pppox.h +++ b/include/linux/if_pppox.h @@ -27,6 +27,7 @@ #include <asm/semaphore.h> #include <linux/ppp_channel.h> #endif /* __KERNEL__ */ +#include <linux/if_pppol2tp.h> /* For user-space programs to pick up these definitions * which they wouldn't get otherwise without defining __KERNEL__ @@ -50,8 +51,9 @@ struct pppoe_addr{ * Protocols supported by AF_PPPOX */ #define PX_PROTO_OE 0 /* Currently just PPPoE */ -#define PX_MAX_PROTO 1 - +#define PX_PROTO_OL2TP 1 /* Now L2TP also */ +#define PX_MAX_PROTO 2 + struct sockaddr_pppox { sa_family_t sa_family; /* address family, AF_PPPOX */ unsigned int sa_protocol; /* protocol identifier */ @@ -60,6 +62,16 @@ struct sockaddr_pppox { }sa_addr; }__attribute__ ((packed)); +/* The use of the above union isn't viable because the size of this + * struct must stay fixed over time -- applications use sizeof(struct + * sockaddr_pppox) to fill it. We use a protocol specific sockaddr + * type instead. + */ +struct sockaddr_pppol2tp { + sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + struct pppol2tp_addr pppol2tp; +}__attribute__ ((packed)); /********************************************************************* * diff --git a/include/linux/socket.h b/include/linux/socket.h index 6e7c948..fe195c9 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -287,6 +287,7 @@ struct ucred { #define SOL_NETLINK 270 #define SOL_TIPC 271 #define SOL_RXRPC 272 +#define SOL_PPPOL2TP 273 /* IPX options */ #define IPX_TYPE 1 |
