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/*
 * L2TP-over-IP socket for L2TPv3.
 *
 * Author: James Chapman <jchapman@katalix.com>
 */
 
#ifndef _LINUX_L2TP_H_
#define _LINUX_L2TP_H_
 
#include <linux/types.h>
#include <linux/socket.h>
#include <netinet/in.h>
 
#define IPPROTO_L2TP            115
 
/**
 * struct sockaddr_l2tpip - the sockaddr structure for L2TP-over-IP sockets
 * @l2tp_family:  address family number AF_L2TPIP.
 * @l2tp_addr:    protocol specific address information
 * @l2tp_conn_id: connection id of tunnel
 */
#define __SOCK_SIZE__   16              /* sizeof(struct sockaddr)      */
struct sockaddr_l2tpip {
        /* The first fields must match struct sockaddr_in */
        __kernel_sa_family_t l2tp_family; /* AF_INET */
        __be16          l2tp_unused;    /* INET port number (unused) */
        struct in_addr  l2tp_addr;      /* Internet address */
 
        __u32           l2tp_conn_id;   /* Connection ID of tunnel */
 
        /* Pad to size of `struct sockaddr'. */
        unsigned char   __pad[sizeof(struct sockaddr) -
                              sizeof(__kernel_sa_family_t) -
                              sizeof(__be16) - sizeof(struct in_addr) -
                              sizeof(__u32)];
};
 
/**
 * struct sockaddr_l2tpip6 - the sockaddr structure for L2TP-over-IPv6 sockets
 * @l2tp_family:  address family number AF_L2TPIP.
 * @l2tp_addr:    protocol specific address information
 * @l2tp_conn_id: connection id of tunnel
 */
struct sockaddr_l2tpip6 {
        /* The first fields must match struct sockaddr_in6 */
        __kernel_sa_family_t l2tp_family; /* AF_INET6 */
        __be16          l2tp_unused;    /* INET port number (unused) */
        __be32          l2tp_flowinfo;  /* IPv6 flow information */
        struct in6_addr l2tp_addr;      /* IPv6 address */
        __u32           l2tp_scope_id;  /* scope id (new in RFC2553) */
        __u32           l2tp_conn_id;   /* Connection ID of tunnel */
};
 
/*****************************************************************************
 *  NETLINK_GENERIC netlink family.
 *****************************************************************************/
 
/*
 * Commands.
 * Valid TLVs of each command are:-
 * TUNNEL_CREATE        - CONN_ID, pw_type, netns, ifname, ipinfo, udpinfo, udpcsum, vlanid
 * TUNNEL_DELETE        - CONN_ID
 * TUNNEL_MODIFY        - CONN_ID, udpcsum
 * TUNNEL_GETSTATS      - CONN_ID, (stats)
 * TUNNEL_GET           - CONN_ID, (...)
 * SESSION_CREATE       - SESSION_ID, PW_TYPE, offset, data_seq, cookie, peer_cookie, offset, l2spec
 * SESSION_DELETE       - SESSION_ID
 * SESSION_MODIFY       - SESSION_ID, data_seq
 * SESSION_GET          - SESSION_ID, (...)
 * SESSION_GETSTATS     - SESSION_ID, (stats)
 *
 */
enum {
        L2TP_CMD_NOOP,
        L2TP_CMD_TUNNEL_CREATE,
        L2TP_CMD_TUNNEL_DELETE,
        L2TP_CMD_TUNNEL_MODIFY,
        L2TP_CMD_TUNNEL_GET,
        L2TP_CMD_SESSION_CREATE,
        L2TP_CMD_SESSION_DELETE,
        L2TP_CMD_SESSION_MODIFY,
        L2TP_CMD_SESSION_GET,
        __L2TP_CMD_MAX,
};
 
#define L2TP_CMD_MAX                    (__L2TP_CMD_MAX - 1)
 
/*
 * ATTR types defined for L2TP
 */
enum {
        L2TP_ATTR_NONE,                 /* no data */
        L2TP_ATTR_PW_TYPE,              /* u16, enum l2tp_pwtype */
        L2TP_ATTR_ENCAP_TYPE,           /* u16, enum l2tp_encap_type */
        L2TP_ATTR_OFFSET,               /* u16 */
        L2TP_ATTR_DATA_SEQ,             /* u16 */
        L2TP_ATTR_L2SPEC_TYPE,          /* u8, enum l2tp_l2spec_type */
        L2TP_ATTR_L2SPEC_LEN,           /* u8, enum l2tp_l2spec_type */
        L2TP_ATTR_PROTO_VERSION,        /* u8 */
        L2TP_ATTR_IFNAME,               /* string */
        L2TP_ATTR_CONN_ID,              /* u32 */
        L2TP_ATTR_PEER_CONN_ID,         /* u32 */
        L2TP_ATTR_SESSION_ID,           /* u32 */
        L2TP_ATTR_PEER_SESSION_ID,      /* u32 */
        L2TP_ATTR_UDP_CSUM,             /* u8 */
        L2TP_ATTR_VLAN_ID,              /* u16 */
        L2TP_ATTR_COOKIE,               /* 0, 4 or 8 bytes */
        L2TP_ATTR_PEER_COOKIE,          /* 0, 4 or 8 bytes */
        L2TP_ATTR_DEBUG,                /* u32 */
        L2TP_ATTR_RECV_SEQ,             /* u8 */
        L2TP_ATTR_SEND_SEQ,             /* u8 */
        L2TP_ATTR_LNS_MODE,             /* u8 */
        L2TP_ATTR_USING_IPSEC,          /* u8 */
        L2TP_ATTR_RECV_TIMEOUT,         /* msec */
        L2TP_ATTR_FD,                   /* int */
        L2TP_ATTR_IP_SADDR,             /* u32 */
        L2TP_ATTR_IP_DADDR,             /* u32 */
        L2TP_ATTR_UDP_SPORT,            /* u16 */
        L2TP_ATTR_UDP_DPORT,            /* u16 */
        L2TP_ATTR_MTU,                  /* u16 */
        L2TP_ATTR_MRU,                  /* u16 */
        L2TP_ATTR_STATS,                /* nested */
        L2TP_ATTR_IP6_SADDR,            /* struct in6_addr */
        L2TP_ATTR_IP6_DADDR,            /* struct in6_addr */
        __L2TP_ATTR_MAX,
};
 
#define L2TP_ATTR_MAX                   (__L2TP_ATTR_MAX - 1)
 
/* Nested in L2TP_ATTR_STATS */
enum {
        L2TP_ATTR_STATS_NONE,           /* no data */
        L2TP_ATTR_TX_PACKETS,           /* u64 */
        L2TP_ATTR_TX_BYTES,             /* u64 */
        L2TP_ATTR_TX_ERRORS,            /* u64 */
        L2TP_ATTR_RX_PACKETS,           /* u64 */
        L2TP_ATTR_RX_BYTES,             /* u64 */
        L2TP_ATTR_RX_SEQ_DISCARDS,      /* u64 */
        L2TP_ATTR_RX_OOS_PACKETS,       /* u64 */
        L2TP_ATTR_RX_ERRORS,            /* u64 */
        __L2TP_ATTR_STATS_MAX,
};
 
#define L2TP_ATTR_STATS_MAX             (__L2TP_ATTR_STATS_MAX - 1)
 
enum l2tp_pwtype {
        L2TP_PWTYPE_NONE = 0x0000,
        L2TP_PWTYPE_ETH_VLAN = 0x0004,
        L2TP_PWTYPE_ETH = 0x0005,
        L2TP_PWTYPE_PPP = 0x0007,
        L2TP_PWTYPE_PPP_AC = 0x0008,
        L2TP_PWTYPE_IP = 0x000b,
        __L2TP_PWTYPE_MAX
};
 
enum l2tp_l2spec_type {
        L2TP_L2SPECTYPE_NONE,
        L2TP_L2SPECTYPE_DEFAULT,
};
 
enum l2tp_encap_type {
        L2TP_ENCAPTYPE_UDP,
        L2TP_ENCAPTYPE_IP,
};
 
enum l2tp_seqmode {
        L2TP_SEQ_NONE = 0,
        L2TP_SEQ_IP = 1,
        L2TP_SEQ_ALL = 2,
};
 
/*
 * NETLINK_GENERIC related info
 */
#define L2TP_GENL_NAME          "l2tp"
#define L2TP_GENL_VERSION       0x1
 
#endif /* _LINUX_L2TP_H_ */

Line No.	Rev	Author	Line
1	13	serginhofr	`/*`
2			`* L2TP-over-IP socket for L2TPv3.`
3			`*`
4			`* Author: James Chapman <jchapman@katalix.com>`
5			`*/`
6
7			`#ifndef _LINUX_L2TP_H_`
8			`#define _LINUX_L2TP_H_`
9
10			`#include <linux/types.h>`
11			`#include <linux/socket.h>`
12			`#include <netinet/in.h>`
13
14			`#define IPPROTO_L2TP 115`
15
16			`/**`
17			`* struct sockaddr_l2tpip - the sockaddr structure for L2TP-over-IP sockets`
18			`* @l2tp_family: address family number AF_L2TPIP.`
19			`* @l2tp_addr: protocol specific address information`
20			`* @l2tp_conn_id: connection id of tunnel`
21			`*/`
22			`#define __SOCK_SIZE__ 16 /* sizeof(struct sockaddr) */`
23			`struct sockaddr_l2tpip {`
24			`/* The first fields must match struct sockaddr_in */`
25			`__kernel_sa_family_t l2tp_family; /* AF_INET */`
26			`__be16 l2tp_unused; /* INET port number (unused) */`
27			`struct in_addr l2tp_addr; /* Internet address */`
28
29			`__u32 l2tp_conn_id; /* Connection ID of tunnel */`
30
31			/* Pad to size of `struct sockaddr'. */
32			`unsigned char __pad[sizeof(struct sockaddr) -`
33			`sizeof(__kernel_sa_family_t) -`
34			`sizeof(__be16) - sizeof(struct in_addr) -`
35			`sizeof(__u32)];`
36			`};`
37
38			`/**`
39			`* struct sockaddr_l2tpip6 - the sockaddr structure for L2TP-over-IPv6 sockets`
40			`* @l2tp_family: address family number AF_L2TPIP.`
41			`* @l2tp_addr: protocol specific address information`
42			`* @l2tp_conn_id: connection id of tunnel`
43			`*/`
44			`struct sockaddr_l2tpip6 {`
45			`/* The first fields must match struct sockaddr_in6 */`
46			`__kernel_sa_family_t l2tp_family; /* AF_INET6 */`
47			`__be16 l2tp_unused; /* INET port number (unused) */`
48			`__be32 l2tp_flowinfo; /* IPv6 flow information */`
49			`struct in6_addr l2tp_addr; /* IPv6 address */`
50			`__u32 l2tp_scope_id; /* scope id (new in RFC2553) */`
51			`__u32 l2tp_conn_id; /* Connection ID of tunnel */`
52			`};`
53
54			`/*****************************************************************************`
55			`* NETLINK_GENERIC netlink family.`
56			`*****************************************************************************/`
57
58			`/*`
59			`* Commands.`
60			`* Valid TLVs of each command are:-`
61			`* TUNNEL_CREATE - CONN_ID, pw_type, netns, ifname, ipinfo, udpinfo, udpcsum, vlanid`
62			`* TUNNEL_DELETE - CONN_ID`
63			`* TUNNEL_MODIFY - CONN_ID, udpcsum`
64			`* TUNNEL_GETSTATS - CONN_ID, (stats)`
65			`* TUNNEL_GET - CONN_ID, (...)`
66			`* SESSION_CREATE - SESSION_ID, PW_TYPE, offset, data_seq, cookie, peer_cookie, offset, l2spec`
67			`* SESSION_DELETE - SESSION_ID`
68			`* SESSION_MODIFY - SESSION_ID, data_seq`
69			`* SESSION_GET - SESSION_ID, (...)`
70			`* SESSION_GETSTATS - SESSION_ID, (stats)`
71			`*`
72			`*/`
73			`enum {`
74			`L2TP_CMD_NOOP,`
75			`L2TP_CMD_TUNNEL_CREATE,`
76			`L2TP_CMD_TUNNEL_DELETE,`
77			`L2TP_CMD_TUNNEL_MODIFY,`
78			`L2TP_CMD_TUNNEL_GET,`
79			`L2TP_CMD_SESSION_CREATE,`
80			`L2TP_CMD_SESSION_DELETE,`
81			`L2TP_CMD_SESSION_MODIFY,`
82			`L2TP_CMD_SESSION_GET,`
83			`__L2TP_CMD_MAX,`
84			`};`
85
86			`#define L2TP_CMD_MAX (__L2TP_CMD_MAX - 1)`
87
88			`/*`
89			`* ATTR types defined for L2TP`
90			`*/`
91			`enum {`
92			`L2TP_ATTR_NONE, /* no data */`
93			`L2TP_ATTR_PW_TYPE, /* u16, enum l2tp_pwtype */`
94			`L2TP_ATTR_ENCAP_TYPE, /* u16, enum l2tp_encap_type */`
95			`L2TP_ATTR_OFFSET, /* u16 */`
96			`L2TP_ATTR_DATA_SEQ, /* u16 */`
97			`L2TP_ATTR_L2SPEC_TYPE, /* u8, enum l2tp_l2spec_type */`
98			`L2TP_ATTR_L2SPEC_LEN, /* u8, enum l2tp_l2spec_type */`
99			`L2TP_ATTR_PROTO_VERSION, /* u8 */`
100			`L2TP_ATTR_IFNAME, /* string */`
101			`L2TP_ATTR_CONN_ID, /* u32 */`
102			`L2TP_ATTR_PEER_CONN_ID, /* u32 */`
103			`L2TP_ATTR_SESSION_ID, /* u32 */`
104			`L2TP_ATTR_PEER_SESSION_ID, /* u32 */`
105			`L2TP_ATTR_UDP_CSUM, /* u8 */`
106			`L2TP_ATTR_VLAN_ID, /* u16 */`
107			`L2TP_ATTR_COOKIE, /* 0, 4 or 8 bytes */`
108			`L2TP_ATTR_PEER_COOKIE, /* 0, 4 or 8 bytes */`
109			`L2TP_ATTR_DEBUG, /* u32 */`
110			`L2TP_ATTR_RECV_SEQ, /* u8 */`
111			`L2TP_ATTR_SEND_SEQ, /* u8 */`
112			`L2TP_ATTR_LNS_MODE, /* u8 */`
113			`L2TP_ATTR_USING_IPSEC, /* u8 */`
114			`L2TP_ATTR_RECV_TIMEOUT, /* msec */`
115			`L2TP_ATTR_FD, /* int */`
116			`L2TP_ATTR_IP_SADDR, /* u32 */`
117			`L2TP_ATTR_IP_DADDR, /* u32 */`
118			`L2TP_ATTR_UDP_SPORT, /* u16 */`
119			`L2TP_ATTR_UDP_DPORT, /* u16 */`
120			`L2TP_ATTR_MTU, /* u16 */`
121			`L2TP_ATTR_MRU, /* u16 */`
122			`L2TP_ATTR_STATS, /* nested */`
123			`L2TP_ATTR_IP6_SADDR, /* struct in6_addr */`
124			`L2TP_ATTR_IP6_DADDR, /* struct in6_addr */`
125			`__L2TP_ATTR_MAX,`
126			`};`
127
128			`#define L2TP_ATTR_MAX (__L2TP_ATTR_MAX - 1)`
129
130			`/* Nested in L2TP_ATTR_STATS */`
131			`enum {`
132			`L2TP_ATTR_STATS_NONE, /* no data */`
133			`L2TP_ATTR_TX_PACKETS, /* u64 */`
134			`L2TP_ATTR_TX_BYTES, /* u64 */`
135			`L2TP_ATTR_TX_ERRORS, /* u64 */`
136			`L2TP_ATTR_RX_PACKETS, /* u64 */`
137			`L2TP_ATTR_RX_BYTES, /* u64 */`
138			`L2TP_ATTR_RX_SEQ_DISCARDS, /* u64 */`
139			`L2TP_ATTR_RX_OOS_PACKETS, /* u64 */`
140			`L2TP_ATTR_RX_ERRORS, /* u64 */`
141			`__L2TP_ATTR_STATS_MAX,`
142			`};`
143
144			`#define L2TP_ATTR_STATS_MAX (__L2TP_ATTR_STATS_MAX - 1)`
145
146			`enum l2tp_pwtype {`
147			`L2TP_PWTYPE_NONE = 0x0000,`
148			`L2TP_PWTYPE_ETH_VLAN = 0x0004,`
149			`L2TP_PWTYPE_ETH = 0x0005,`
150			`L2TP_PWTYPE_PPP = 0x0007,`
151			`L2TP_PWTYPE_PPP_AC = 0x0008,`
152			`L2TP_PWTYPE_IP = 0x000b,`
153			`__L2TP_PWTYPE_MAX`
154			`};`
155
156			`enum l2tp_l2spec_type {`
157			`L2TP_L2SPECTYPE_NONE,`
158			`L2TP_L2SPECTYPE_DEFAULT,`
159			`};`
160
161			`enum l2tp_encap_type {`
162			`L2TP_ENCAPTYPE_UDP,`
163			`L2TP_ENCAPTYPE_IP,`
164			`};`
165
166			`enum l2tp_seqmode {`
167			`L2TP_SEQ_NONE = 0,`
168			`L2TP_SEQ_IP = 1,`
169			`L2TP_SEQ_ALL = 2,`
170			`};`
171
172			`/*`
173			`* NETLINK_GENERIC related info`
174			`*/`
175			`#define L2TP_GENL_NAME "l2tp"`
176			`#define L2TP_GENL_VERSION 0x1`
177
178			`#endif /* _LINUX_L2TP_H_ */`

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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [l2tp.h] - Blame information for rev 13