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3ae02d6bc1
Probably interface misuse, because of the way iterating over hashbin is done.
However! Printing of socket number ("IrNET socket %d - ", i++") made conversion
to proper ->start/->next difficult enough to do blindly without hardware.
Said that, please apply.
Remove useless comment while I am it.
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Cc: Samuel Ortiz <samuel@sortiz.org>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
178 lines
4.7 KiB
C
178 lines
4.7 KiB
C
/*
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* IrNET protocol module : Synchronous PPP over an IrDA socket.
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*
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* Jean II - HPL `00 - <jt@hpl.hp.com>
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*
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* This file contains all definitions and declarations necessary for the
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* IRDA part of the IrNET module (dealing with IrTTP, IrIAS and co).
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* This file is a private header, so other modules don't want to know
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* what's in there...
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*/
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#ifndef IRNET_IRDA_H
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#define IRNET_IRDA_H
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/***************************** INCLUDES *****************************/
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/* Please add other headers in irnet.h */
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#include "irnet.h" /* Module global include */
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/************************ CONSTANTS & MACROS ************************/
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/*
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* Name of the service (socket name) used by IrNET
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*/
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/* IAS object name (or part of it) */
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#define IRNET_SERVICE_NAME "IrNetv1"
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/* IAS attribute */
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#define IRNET_IAS_VALUE "IrDA:TinyTP:LsapSel"
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/* LMP notify name for client (only for /proc/net/irda/irlmp) */
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#define IRNET_NOTIFY_NAME "IrNET socket"
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/* LMP notify name for server (only for /proc/net/irda/irlmp) */
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#define IRNET_NOTIFY_NAME_SERV "IrNET server"
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/****************************** TYPES ******************************/
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/*
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* This is the main structure where we store all the data pertaining to
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* the IrNET server (listen for connection requests) and the root
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* of the IrNET socket list
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*/
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typedef struct irnet_root
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{
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irnet_socket s; /* To pretend we are a client... */
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/* Generic stuff */
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int magic; /* Paranoia */
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int running; /* Are we operational ? */
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/* Link list of all IrNET instances opened */
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hashbin_t * list;
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spinlock_t spinlock; /* Serialize access to the list */
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/* Note : the way hashbin has been designed is absolutely not
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* reentrant, beware... So, we blindly protect all with spinlock */
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/* Handle for the hint bit advertised in IrLMP */
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void * skey;
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/* Server socket part */
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struct ias_object * ias_obj; /* Our service name + lsap in IAS */
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} irnet_root;
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/**************************** PROTOTYPES ****************************/
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/* ----------------------- CONTROL CHANNEL ----------------------- */
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static void
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irnet_post_event(irnet_socket *,
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irnet_event,
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__u32,
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__u32,
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char *,
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__u16);
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/* ----------------------- IRDA SUBROUTINES ----------------------- */
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static inline int
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irnet_open_tsap(irnet_socket *);
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static inline __u8
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irnet_ias_to_tsap(irnet_socket *,
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int,
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struct ias_value *);
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static inline int
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irnet_find_lsap_sel(irnet_socket *);
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static inline int
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irnet_connect_tsap(irnet_socket *);
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static inline int
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irnet_discover_next_daddr(irnet_socket *);
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static inline int
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irnet_discover_daddr_and_lsap_sel(irnet_socket *);
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static inline int
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irnet_dname_to_daddr(irnet_socket *);
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/* ------------------------ SERVER SOCKET ------------------------ */
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static inline int
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irnet_daddr_to_dname(irnet_socket *);
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static inline irnet_socket *
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irnet_find_socket(irnet_socket *);
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static inline int
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irnet_connect_socket(irnet_socket *,
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irnet_socket *,
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struct qos_info *,
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__u32,
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__u8);
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static inline void
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irnet_disconnect_server(irnet_socket *,
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struct sk_buff *);
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static inline int
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irnet_setup_server(void);
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static inline void
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irnet_destroy_server(void);
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/* ---------------------- IRDA-TTP CALLBACKS ---------------------- */
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static int
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irnet_data_indication(void *, /* instance */
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void *, /* sap */
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struct sk_buff *);
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static void
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irnet_disconnect_indication(void *,
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void *,
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LM_REASON,
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struct sk_buff *);
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static void
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irnet_connect_confirm(void *,
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void *,
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struct qos_info *,
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__u32,
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__u8,
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struct sk_buff *);
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static void
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irnet_flow_indication(void *,
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void *,
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LOCAL_FLOW);
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static void
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irnet_status_indication(void *,
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LINK_STATUS,
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LOCK_STATUS);
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static void
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irnet_connect_indication(void *,
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void *,
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struct qos_info *,
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__u32,
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__u8,
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struct sk_buff *);
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/* -------------------- IRDA-IAS/LMP CALLBACKS -------------------- */
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static void
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irnet_getvalue_confirm(int,
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__u16,
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struct ias_value *,
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void *);
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static void
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irnet_discovervalue_confirm(int,
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__u16,
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struct ias_value *,
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void *);
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#ifdef DISCOVERY_EVENTS
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static void
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irnet_discovery_indication(discinfo_t *,
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DISCOVERY_MODE,
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void *);
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static void
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irnet_expiry_indication(discinfo_t *,
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DISCOVERY_MODE,
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void *);
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#endif
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/**************************** VARIABLES ****************************/
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/*
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* The IrNET server. Listen to connection requests and co...
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*/
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static struct irnet_root irnet_server;
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/* Control channel stuff (note : extern) */
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struct irnet_ctrl_channel irnet_events;
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/* The /proc/net/irda directory, defined elsewhere... */
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#ifdef CONFIG_PROC_FS
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extern struct proc_dir_entry *proc_irda;
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#endif /* CONFIG_PROC_FS */
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#endif /* IRNET_IRDA_H */
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