X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Flinux%2Fif_pppox.h;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Flinux%2Fif_pppox.h;h=324bcc4c372107785a46561cd53c93a45cca0910;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git diff --git a/i686-linux-gnu-4.7/usr/include/linux/if_pppox.h b/i686-linux-gnu-4.7/usr/include/linux/if_pppox.h new file mode 100644 index 0000000..324bcc4 --- /dev/null +++ b/i686-linux-gnu-4.7/usr/include/linux/if_pppox.h @@ -0,0 +1,160 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +/*************************************************************************** + * Linux PPP over X - Generic PPP transport layer sockets + * Linux PPP over Ethernet (PPPoE) Socket Implementation (RFC 2516) + * + * This file supplies definitions required by the PPP over Ethernet driver + * (pppox.c). All version information wrt this file is located in pppox.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_PPPOX_H +#define __LINUX_IF_PPPOX_H + + +#include +#include + +#include +#include +#include +#include +#include +#include + +/* For user-space programs to pick up these definitions + * which they wouldn't get otherwise without defining __KERNEL__ + */ +#ifndef AF_PPPOX +#define AF_PPPOX 24 +#define PF_PPPOX AF_PPPOX +#endif /* !(AF_PPPOX) */ + +/************************************************************************ + * PPPoE addressing definition + */ +typedef __be16 sid_t; +struct pppoe_addr { + sid_t sid; /* Session identifier */ + unsigned char remote[ETH_ALEN]; /* Remote address */ + char dev[IFNAMSIZ]; /* Local device to use */ +}; + +/************************************************************************ + * PPTP addressing definition + */ +struct pptp_addr { + __u16 call_id; + struct in_addr sin_addr; +}; + +/************************************************************************ + * Protocols supported by AF_PPPOX + */ +#define PX_PROTO_OE 0 /* Currently just PPPoE */ +#define PX_PROTO_OL2TP 1 /* Now L2TP also */ +#define PX_PROTO_PPTP 2 +#define PX_MAX_PROTO 3 + +struct sockaddr_pppox { + __kernel_sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + union { + struct pppoe_addr pppoe; + struct pptp_addr pptp; + } 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 { + __kernel_sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + struct pppol2tp_addr pppol2tp; +} __attribute__((packed)); + +struct sockaddr_pppol2tpin6 { + __kernel_sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + struct pppol2tpin6_addr pppol2tp; +} __attribute__((packed)); + +/* The L2TPv3 protocol changes tunnel and session ids from 16 to 32 + * bits. So we need a different sockaddr structure. + */ +struct sockaddr_pppol2tpv3 { + __kernel_sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + struct pppol2tpv3_addr pppol2tp; +} __attribute__((packed)); + +struct sockaddr_pppol2tpv3in6 { + __kernel_sa_family_t sa_family; /* address family, AF_PPPOX */ + unsigned int sa_protocol; /* protocol identifier */ + struct pppol2tpv3in6_addr pppol2tp; +} __attribute__((packed)); + +/********************************************************************* + * + * ioctl interface for defining forwarding of connections + * + ********************************************************************/ + +#define PPPOEIOCSFWD _IOW(0xB1 ,0, size_t) +#define PPPOEIOCDFWD _IO(0xB1 ,1) +/*#define PPPOEIOCGFWD _IOWR(0xB1,2, size_t)*/ + +/* Codes to identify message types */ +#define PADI_CODE 0x09 +#define PADO_CODE 0x07 +#define PADR_CODE 0x19 +#define PADS_CODE 0x65 +#define PADT_CODE 0xa7 +struct pppoe_tag { + __be16 tag_type; + __be16 tag_len; + char tag_data[0]; +} __attribute__ ((packed)); + +/* Tag identifiers */ +#define PTT_EOL __cpu_to_be16(0x0000) +#define PTT_SRV_NAME __cpu_to_be16(0x0101) +#define PTT_AC_NAME __cpu_to_be16(0x0102) +#define PTT_HOST_UNIQ __cpu_to_be16(0x0103) +#define PTT_AC_COOKIE __cpu_to_be16(0x0104) +#define PTT_VENDOR __cpu_to_be16(0x0105) +#define PTT_RELAY_SID __cpu_to_be16(0x0110) +#define PTT_SRV_ERR __cpu_to_be16(0x0201) +#define PTT_SYS_ERR __cpu_to_be16(0x0202) +#define PTT_GEN_ERR __cpu_to_be16(0x0203) + +struct pppoe_hdr { +#if defined(__LITTLE_ENDIAN_BITFIELD) + __u8 type : 4; + __u8 ver : 4; +#elif defined(__BIG_ENDIAN_BITFIELD) + __u8 ver : 4; + __u8 type : 4; +#else +#error "Please fix " +#endif + __u8 code; + __be16 sid; + __be16 length; + struct pppoe_tag tag[0]; +} __attribute__((packed)); + +/* Length of entire PPPoE + PPP header */ +#define PPPOE_SES_HLEN 8 + + +#endif /* __LINUX_IF_PPPOX_H */