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/*
* IrNET protocol module : Synchronous PPP over an IrDA socket.
*
* Jean II - HPL `00 - <jt@hpl.hp.com>
*
* This file contains all definitions and declarations necessary for the
* IRDA part of the IrNET module (dealing with IrTTP, IrIAS and co).
* This file is a private header, so other modules don't want to know
* what's in there...
*/
#ifndef IRNET_IRDA_H
#define IRNET_IRDA_H
/***************************** INCLUDES *****************************/
/* Please add other headers in irnet.h */
#include "irnet.h" /* Module global include */
/************************ CONSTANTS & MACROS ************************/
/*
* Name of the service (socket name) used by IrNET
*/
/* IAS object name (or part of it) */
#define IRNET_SERVICE_NAME "IrNetv1"
/* IAS attribute */
#define IRNET_IAS_VALUE "IrDA:TinyTP:LsapSel"
/* LMP notify name for client (only for /proc/net/irda/irlmp) */
#define IRNET_NOTIFY_NAME "IrNET socket"
/* LMP notify name for server (only for /proc/net/irda/irlmp) */
#define IRNET_NOTIFY_NAME_SERV "IrNET server"
/****************************** TYPES ******************************/
/*
* This is the main structure where we store all the data pertaining to
* the IrNET server (listen for connection requests) and the root
* of the IrNET socket list
*/
typedef struct irnet_root
{
irnet_socket s; /* To pretend we are a client... */
/* Generic stuff */
int magic; /* Paranoia */
int running; /* Are we operational ? */
/* Link list of all IrNET instances opened */
hashbin_t * list;
spinlock_t spinlock; /* Serialize access to the list */
/* Note : the way hashbin has been designed is absolutely not
* reentrant, beware... So, we blindly protect all with spinlock */
/* Handle for the hint bit advertised in IrLMP */
__u32 skey;
/* Server socket part */
struct ias_object * ias_obj; /* Our service name + lsap in IAS */
} irnet_root;
/**************************** PROTOTYPES ****************************/
/* ----------------------- CONTROL CHANNEL ----------------------- */
static void
irnet_post_event(irnet_socket *,
irnet_event,
__u32,
__u32,
char *);
/* ----------------------- IRDA SUBROUTINES ----------------------- */
static inline int
irnet_open_tsap(irnet_socket *);
static inline __u8
irnet_ias_to_tsap(irnet_socket *,
int,
struct ias_value *);
static inline int
irnet_find_lsap_sel(irnet_socket *);
static inline int
irnet_connect_tsap(irnet_socket *);
static inline int
irnet_discover_next_daddr(irnet_socket *);
static inline int
irnet_discover_daddr_and_lsap_sel(irnet_socket *);
static inline int
irnet_dname_to_daddr(irnet_socket *);
/* ------------------------ SERVER SOCKET ------------------------ */
static inline int
irnet_daddr_to_dname(irnet_socket *);
static inline irnet_socket *
irnet_find_socket(irnet_socket *);
static inline int
irnet_connect_socket(irnet_socket *,
irnet_socket *,
struct qos_info *,
__u32,
__u8);
static inline void
irnet_disconnect_server(irnet_socket *,
struct sk_buff *);
static inline int
irnet_setup_server(void);
static inline void
irnet_destroy_server(void);
/* ---------------------- IRDA-TTP CALLBACKS ---------------------- */
static int
irnet_data_indication(void *, /* instance */
void *, /* sap */
struct sk_buff *);
static void
irnet_disconnect_indication(void *,
void *,
LM_REASON,
struct sk_buff *);
static void
irnet_connect_confirm(void *,
void *,
struct qos_info *,
__u32,
__u8,
struct sk_buff *);
static void
irnet_flow_indication(void *,
void *,
LOCAL_FLOW);
static void
irnet_status_indication(void *,
LINK_STATUS,
LOCK_STATUS);
static void
irnet_connect_indication(void *,
void *,
struct qos_info *,
__u32,
__u8,
struct sk_buff *);
/* -------------------- IRDA-IAS/LMP CALLBACKS -------------------- */
static void
irnet_getvalue_confirm(int,
__u16,
struct ias_value *,
void *);
static void
irnet_discovervalue_confirm(int,
__u16,
struct ias_value *,
void *);
#ifdef DISCOVERY_EVENTS
static void
irnet_discovery_indication(discovery_t *,
void *);
static void
irnet_expiry_indication(discovery_t *,
void *);
#endif
/* -------------------------- PROC ENTRY -------------------------- */
#ifdef CONFIG_PROC_FS
static int
irnet_proc_read(char *,
char **,
off_t,
int);
#endif /* CONFIG_PROC_FS */
/**************************** VARIABLES ****************************/
/*
* The IrNET server. Listen to connection requests and co...
*/
static struct irnet_root irnet_server;
/* Control channel stuff (note : extern) */
struct irnet_ctrl_channel irnet_events;
/* The /proc/net/irda directory, defined elsewhere... */
#ifdef CONFIG_PROC_FS
extern struct proc_dir_entry *proc_irda;
#endif /* CONFIG_PROC_FS */
#endif /* IRNET_IRDA_H */
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