diff options
Diffstat (limited to 'include/linux/if_pppox.h')
| -rw-r--r-- | include/linux/if_pppox.h | 60 |
1 files changed, 39 insertions, 21 deletions
diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h index 1925e0c3f16..397921b09ef 100644 --- a/include/linux/if_pppox.h +++ b/include/linux/if_pppox.h @@ -40,26 +40,36 @@ * 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 */ +struct pppoe_addr { + sid_t sid; /* Session identifier */ + unsigned char remote[ETH_ALEN]; /* Remote address */ + char dev[IFNAMSIZ]; /* Local device to use */ }; /************************************************************************ - * Protocols supported by AF_PPPOX - */ + * PPTP addressing definition + */ +struct pptp_addr { + __be16 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_MAX_PROTO 2 +#define PX_PROTO_PPTP 2 +#define PX_MAX_PROTO 3 -struct sockaddr_pppox { - sa_family_t sa_family; /* address family, AF_PPPOX */ - unsigned int sa_protocol; /* protocol identifier */ - union{ - struct pppoe_addr pppoe; - }sa_addr; -} __packed; +struct sockaddr_pppox { + 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 @@ -70,7 +80,7 @@ struct sockaddr_pppol2tp { sa_family_t sa_family; /* address family, AF_PPPOX */ unsigned int sa_protocol; /* protocol identifier */ struct pppol2tp_addr pppol2tp; -} __packed; +} __attribute__((packed)); /* The L2TPv3 protocol changes tunnel and session ids from 16 to 32 * bits. So we need a different sockaddr structure. @@ -79,7 +89,7 @@ struct sockaddr_pppol2tpv3 { sa_family_t sa_family; /* address family, AF_PPPOX */ unsigned int sa_protocol; /* protocol identifier */ struct pppol2tpv3_addr pppol2tp; -} __packed; +} __attribute__((packed)); /********************************************************************* * @@ -101,7 +111,7 @@ struct pppoe_tag { __be16 tag_type; __be16 tag_len; char tag_data[0]; -} __attribute ((packed)); +} __attribute__ ((packed)); /* Tag identifiers */ #define PTT_EOL __cpu_to_be16(0x0000) @@ -129,7 +139,7 @@ struct pppoe_hdr { __be16 sid; __be16 length; struct pppoe_tag tag[0]; -} __packed; +} __attribute__((packed)); /* Length of entire PPPoE + PPP header */ #define PPPOE_SES_HLEN 8 @@ -150,15 +160,23 @@ struct pppoe_opt { relayed to (PPPoE relaying) */ }; +struct pptp_opt { + struct pptp_addr src_addr; + struct pptp_addr dst_addr; + u32 ack_sent, ack_recv; + u32 seq_sent, seq_recv; + int ppp_flags; +}; #include <net/sock.h> struct pppox_sock { /* struct sock must be the first member of pppox_sock */ - struct sock sk; - struct ppp_channel chan; + struct sock sk; + struct ppp_channel chan; struct pppox_sock *next; /* for hash table */ union { struct pppoe_opt pppoe; + struct pptp_opt pptp; } proto; __be16 num; }; @@ -186,7 +204,7 @@ struct pppox_proto { struct module *owner; }; -extern int register_pppox_proto(int proto_num, struct pppox_proto *pp); +extern int register_pppox_proto(int proto_num, const struct pppox_proto *pp); extern void unregister_pppox_proto(int proto_num); extern void pppox_unbind_sock(struct sock *sk);/* delete ppp-channel binding */ extern int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); |