1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_LINUX_L2TP_H_ 20 #define _UAPI_LINUX_L2TP_H_ 21 #include <linux/types.h> 22 #include <linux/socket.h> 23 #include <linux/in.h> 24 #include <linux/in6.h> 25 #define IPPROTO_L2TP 115 26 #define __SOCK_SIZE__ 16 27 struct sockaddr_l2tpip { 28 __kernel_sa_family_t l2tp_family; 29 __be16 l2tp_unused; 30 struct in_addr l2tp_addr; 31 __u32 l2tp_conn_id; 32 unsigned char __pad[__SOCK_SIZE__ - sizeof(__kernel_sa_family_t) - sizeof(__be16) - sizeof(struct in_addr) - sizeof(__u32)]; 33 }; 34 struct sockaddr_l2tpip6 { 35 __kernel_sa_family_t l2tp_family; 36 __be16 l2tp_unused; 37 __be32 l2tp_flowinfo; 38 struct in6_addr l2tp_addr; 39 __u32 l2tp_scope_id; 40 __u32 l2tp_conn_id; 41 }; 42 enum { 43 L2TP_CMD_NOOP, 44 L2TP_CMD_TUNNEL_CREATE, 45 L2TP_CMD_TUNNEL_DELETE, 46 L2TP_CMD_TUNNEL_MODIFY, 47 L2TP_CMD_TUNNEL_GET, 48 L2TP_CMD_SESSION_CREATE, 49 L2TP_CMD_SESSION_DELETE, 50 L2TP_CMD_SESSION_MODIFY, 51 L2TP_CMD_SESSION_GET, 52 __L2TP_CMD_MAX, 53 }; 54 #define L2TP_CMD_MAX (__L2TP_CMD_MAX - 1) 55 enum { 56 L2TP_ATTR_NONE, 57 L2TP_ATTR_PW_TYPE, 58 L2TP_ATTR_ENCAP_TYPE, 59 L2TP_ATTR_OFFSET, 60 L2TP_ATTR_DATA_SEQ, 61 L2TP_ATTR_L2SPEC_TYPE, 62 L2TP_ATTR_L2SPEC_LEN, 63 L2TP_ATTR_PROTO_VERSION, 64 L2TP_ATTR_IFNAME, 65 L2TP_ATTR_CONN_ID, 66 L2TP_ATTR_PEER_CONN_ID, 67 L2TP_ATTR_SESSION_ID, 68 L2TP_ATTR_PEER_SESSION_ID, 69 L2TP_ATTR_UDP_CSUM, 70 L2TP_ATTR_VLAN_ID, 71 L2TP_ATTR_COOKIE, 72 L2TP_ATTR_PEER_COOKIE, 73 L2TP_ATTR_DEBUG, 74 L2TP_ATTR_RECV_SEQ, 75 L2TP_ATTR_SEND_SEQ, 76 L2TP_ATTR_LNS_MODE, 77 L2TP_ATTR_USING_IPSEC, 78 L2TP_ATTR_RECV_TIMEOUT, 79 L2TP_ATTR_FD, 80 L2TP_ATTR_IP_SADDR, 81 L2TP_ATTR_IP_DADDR, 82 L2TP_ATTR_UDP_SPORT, 83 L2TP_ATTR_UDP_DPORT, 84 L2TP_ATTR_MTU, 85 L2TP_ATTR_MRU, 86 L2TP_ATTR_STATS, 87 L2TP_ATTR_IP6_SADDR, 88 L2TP_ATTR_IP6_DADDR, 89 L2TP_ATTR_UDP_ZERO_CSUM6_TX, 90 L2TP_ATTR_UDP_ZERO_CSUM6_RX, 91 L2TP_ATTR_PAD, 92 __L2TP_ATTR_MAX, 93 }; 94 #define L2TP_ATTR_MAX (__L2TP_ATTR_MAX - 1) 95 enum { 96 L2TP_ATTR_STATS_NONE, 97 L2TP_ATTR_TX_PACKETS, 98 L2TP_ATTR_TX_BYTES, 99 L2TP_ATTR_TX_ERRORS, 100 L2TP_ATTR_RX_PACKETS, 101 L2TP_ATTR_RX_BYTES, 102 L2TP_ATTR_RX_SEQ_DISCARDS, 103 L2TP_ATTR_RX_OOS_PACKETS, 104 L2TP_ATTR_RX_ERRORS, 105 L2TP_ATTR_STATS_PAD, 106 __L2TP_ATTR_STATS_MAX, 107 }; 108 #define L2TP_ATTR_STATS_MAX (__L2TP_ATTR_STATS_MAX - 1) 109 enum l2tp_pwtype { 110 L2TP_PWTYPE_NONE = 0x0000, 111 L2TP_PWTYPE_ETH_VLAN = 0x0004, 112 L2TP_PWTYPE_ETH = 0x0005, 113 L2TP_PWTYPE_PPP = 0x0007, 114 L2TP_PWTYPE_PPP_AC = 0x0008, 115 L2TP_PWTYPE_IP = 0x000b, 116 __L2TP_PWTYPE_MAX 117 }; 118 enum l2tp_l2spec_type { 119 L2TP_L2SPECTYPE_NONE, 120 L2TP_L2SPECTYPE_DEFAULT, 121 }; 122 enum l2tp_encap_type { 123 L2TP_ENCAPTYPE_UDP, 124 L2TP_ENCAPTYPE_IP, 125 }; 126 enum l2tp_seqmode { 127 L2TP_SEQ_NONE = 0, 128 L2TP_SEQ_IP = 1, 129 L2TP_SEQ_ALL = 2, 130 }; 131 enum l2tp_debug_flags { 132 L2TP_MSG_DEBUG = (1 << 0), 133 L2TP_MSG_CONTROL = (1 << 1), 134 L2TP_MSG_SEQ = (1 << 2), 135 L2TP_MSG_DATA = (1 << 3), 136 }; 137 #define L2TP_GENL_NAME "l2tp" 138 #define L2TP_GENL_VERSION 0x1 139 #define L2TP_GENL_MCGROUP "l2tp" 140 #endif 141