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m241Neelima/components/ip_net2-6.9/ipmip6/include/private/ipmip6_if.h
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2026-07-30 11:19:44 +05:30

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/* ipmip6_if.h - ipmip6_if.h */
/*
******************************************************************************
* HEADER FILE
*
* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmip6_if.h,v $ $Revision: 1.11 $
* $Source: /home/interpeak/CVSRoot/ipmip6/include/private/ipmip6_if.h,v $
* $Author: jhorteli $ $Date: 2010-12-07 09:55:18 $
* $State: Exp $ $Locker: $
*
* INTERPEAK_COPYRIGHT_STRING
* Design and implementation by Joel Hortelius <joel.hortelius@interpeak.se>
******************************************************************************
*/
#ifndef IPMIP6_IF_H
#define IPMIP6_IF_H
/*
****************************************************************************
* 1 DESCRIPTION
****************************************************************************
*/
/*
DESCRIPTION
This module defines the basic IPMIP6 interface management. The features
include attachment and detachment of interfaces, notification callbacks
on interface state changes
*/
/*
****************************************************************************
* 2 CONFIGURATION
****************************************************************************
*/
/*
****************************************************************************
* 3 INCLUDE FILES
****************************************************************************
*/
#include <private/ipmip_if.h>
#include <private/ipmip6_address.h>
#include <private/ipmip6_if_prefix.h>
#include <private/ipmip6_if_router.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
****************************************************************************
* 4 DEFINES
****************************************************************************
*/
/*
****************************************************************************
* 5 TYPES
****************************************************************************
*/
struct Ipmip6_if;
struct Ipmip6_if_router;
struct Ipmip6_if_coa;
struct Ipmip6_if_prefix;
struct Ipmip6_context;
struct Ipmip_proc;
typedef void (*Ipmip6_if_event_t) (struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
struct Ipmip6_if *ife,
void *extdata);
typedef struct Ipmip6_if_event_table
{
Ipmip6_if_event_t coa_del;
Ipmip6_if_event_t coa_add;
Ipmip6_if_event_t router_new;
Ipmip6_if_event_t router_expire;
Ipmip6_if_event_t prefix_new;
Ipmip6_if_event_t prefix_expire;
Ipmip6_if_event_t prefix_advertise;
Ipmip6_if_event_t prefix_update;
} Ipmip6_if_event_table_t;
typedef struct Ipmip6_if_inet6
{
Ipcom_list ifa_next;
Ipmip6_address_t ifa_address;
Ip_u8 ifa_scope;
Ip_u8 ifa_flags;
Ip_u8 ifa_installed; /* Installed by us? */
int ifa_references; /* Number of prefixes */
Ip_u32 ifa_addrcnt;
} Ipmip6_if_inet6_t;
#ifdef IPMIP_USE_INET
typedef struct Ipmip6_if_inet
{
Ipcom_list ifa_next;
Ip_u32 ifa_address;
Ip_u32 ifa_addrcnt;
} Ipmip6_if_inet_t;
#endif
/* Callback structure */
typedef struct Ipmip6_if_notify
{
Ipcom_list next; /* List linker */
/* The interface name we're looking for */
char ifname[IP_IFNAMSIZ + 1];
/* Event notification */
Ipmip_timer_lock_t *lock;
Ipmip_timer_func_t func;
Ipmip_timer_t timer;
void *opaque;
/* Attached IFP */
struct Ipmip6_if *ifp;
}
Ipmip6_if_notify_t;
/* An interface entry */
typedef struct Ipmip6_if
{
Ipmip_if_t iff;
Ipmip_timer_lock_t *iff_lock;
Ipmip_if_cleanup_t iff_cleanup;
Ip_u32 iff_references;
Ip_u32 iff_changes;
Ip_bool iff_down;
/* Lists required to deal with coa callbacks */
Ipcom_list event; /* Registered L3 event callbacks*/
/* Lists holding the current routers for this interface */
Ipcom_list routers; /* Routers for this interface */
/* Created routes & addresses */
Ipcom_list routes;
Ipcom_list inet6;
#ifdef IPMIP_USE_INET
Ipcom_list inet;
#endif
Ip_u32 iff_addrcnt;
/* ND */
Ipcom_list iff_nd_nud;
Ipcom_list iff_nd_proxy;
struct Ip_in6_addr linklocal; /* Link local address */
Ipmip_timer_t to_solicit; /* Solication timeout */
Ipmip_timer_t to_cleanup; /* Solication timeout */
Ip_u8 solicitations; /* Number of solicitations */
Ip_u8 has_linklocal; /* Have link local address? */
Ip_u16 __unused; /* Currently unused */
}
Ipmip6_if_t;
/*
****************************************************************************
* 6 FUNCTIONS
****************************************************************************
*/
/*******************************************************************************
*
* ipmip6_if_attach - ipmip6_if_attach
*
* Attach to a new interface and register a notification structure. Interface
* information and handles will be stored within the notification structure.
* An interface must not exist to be attached, it may appear at any time,
* and disappear at any time. Appropriate callbacks will be invoked upon such
* events.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i sz
* The size of the interface structure.
* \i notify
* Notification structure
* \i cleanup
* Interface cleanup handler
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_attach
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ip_size_t sz,
Ipmip6_if_notify_t *notify,
Ipmip_if_cleanup_t cleanup
);
/*******************************************************************************
*
* ipmip6_if_detach_iflocked - ipmip6_if_detach_iflocked
*
* Detach from the interface specified by the notification structure.
* This may cause the interface to be freed if there are no more references.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i notify
* Notification structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_detach_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_notify_t *notify
);
/*******************************************************************************
*
* ipmip6_if_alloc_tunnel - ipmip6_if_alloc_tunnel
*
* Create a tunneling interface of the specified type and name.
*
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ifsize
* Size of the interface structure.
* \i ifname
* Name of the interface
* \i identity
* Entity specific identity value
* \i tunnel_type
* Tunnel type; may be GRE, GIF or MINENCAP.
* \i reorder
* Only supported if GRE is selected. Guarantees in-sequence delivery.
* \i cleanup
* Interface cleanup routine. Will be invoked when the interface is freed.
* \ie
*
* RETURNS: An interface structure.
*
* ERRNO:
*
*/
IP_GLOBAL Ipmip6_if_t *ipmip6_if_alloc_tunnel
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ip_size_t ifsize,
char *ifname,
Ip_u8 identity,
Ip_u8 tunnel_type,
Ip_bool reorder,
Ipmip_if_cleanup_t cleanup
);
/*******************************************************************************
*
* ipmip6_if_send_router_solicitations_iflocked - ipmip6_if_send_router_solicitations_iflocked
*
* Initiate router solicitation sending on this particular interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* The interface structure.
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_send_router_solicitations_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife
);
/*******************************************************************************
*
* ipmip6_if_lockbyname - ipmip6_if_lockbyname
*
* Lookup an interface by name. If found will be returned with the interface
* lock held and referenced.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i name
* The interface name
* \ie
*
* RETURNS: The interface if found.
*
* ERRNO:
*
*/
IP_GLOBAL Ipmip6_if_t *ipmip6_if_lockbyname
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
const char *name
);
/*******************************************************************************
*
* ipmip6_if_lockbyindex - ipmip6_if_lockbyindex
*
* Lookup an interface by ifindex. If found will be returned with the interface
* lock held and referenced.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ifindex
* The interface index
* \ie
*
* RETURNS: The interface if found.
*
* ERRNO:
*
*/
IP_GLOBAL Ipmip6_if_t *ipmip6_if_lockbyindex
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ip_u32 ifindex
);
/*******************************************************************************
*
* ipmip6_if_release_iflocked - ipmip6_if_release_iflocked
*
* Dereference and unlock a particular interface.
* This may cause the interface to be freed if there are no more references.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_release_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife
);
/*******************************************************************************
*
* ipmip6_if_notify_event_iflocked - ipmip6_if_notify_event_iflocked
*
* Invoke a particular notification structure
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i notify
* Interface notification structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_notify_event_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_notify_t *notify
);
/*******************************************************************************
*
* ipmip6_if_notify_iflocked - ipmip6_if_notify_iflocked
*
* Invoke all notification handlers registered to an interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i notify
* Interface notification structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_notify_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife
);
#ifdef IPMIP_USE_INET
/*******************************************************************************
*
* ipmip6_if_inet_add_iflocked - ipmip6_if_inet_add_iflocked
*
* Add an INET address to the specified interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i ifa_addr
* INET address
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_inet_add_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
Ip_u32 ifa_addr
);
/*******************************************************************************
*
* ipmip6_if_inet_del_iflocked - ipmip6_if_inet_del_iflocked
*
* Delete an INET address from the specified interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i ifa_addr
* INET address
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_inet_del_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
Ip_u32 ifa_addr
);
#endif
/*******************************************************************************
*
* ipmip6_if_inet6_get_iflocked - ipmip6_if_inet6_get_iflocked
*
* Tries to retrieve a specified address from an interface. Will return
* the address object if it is assigned on the interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i paddr
* INET6 address to look for
* \ie
*
* RETURNS: An IPMIP6 address structure if it exists.
*
* ERRNO:
*
*/
IP_GLOBAL Ipmip6_if_inet6_t *ipmip6_if_inet6_get_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
struct Ip_in6_addr *paddr
);
/*******************************************************************************
*
* ipmip6_if_inet6_add_iflocked - ipmip6_if_inet6_add_iflocked
*
* Add an INET6 address to the specified interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i ifa_addr
* INET6 address
* \i ifa_prefixlen
* INET6 prefix length
* \i ifa_scope
* INET6 scope
* \i ifa_flags
* INET6 address flags
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_inet6_add_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
struct Ip_in6_addr *ifa_addr,
Ip_u8 ifa_prefixlen,
Ip_u8 ifa_scope,
Ip_u8 ifa_flags
);
/*******************************************************************************
*
* ipmip6_if_inet6_del_iflocked - ipmip6_if_inet6_del_iflocked
*
* Deletes an INET6 address from the specified interface.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i ifa_addr
* INET6 address
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_inet6_del_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
struct Ip_in6_addr *ifa_addr
);
/*******************************************************************************
*
* ipmip6_if_link_down_iflocked - ipmip6_if_link_down_iflocked
*
* Informs MIP that an interface is administratively down.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_link_down_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife
);
/*******************************************************************************
*
* ipmip6_if_link_up_iflocked - ipmip6_if_link_up_iflocked
*
* Informs MIP that an interface is administratively up.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \i ifindex
* Interface index
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_link_up_iflocked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ife,
Ip_u32 ifindex
);
/*******************************************************************************
*
* ipmip6_if_reference_locked - ipmip6_if_reference_locked
*
* Add another reference to the interface structure.
*
* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
*
* Parameters:
* \is
* \i ctx
* The generic mobility singleton context for IPMIP6. For each started mobility
* entity, there exists a mobility context which tracks configuration, system
* events, available features and started processes. The mobility context is
* created using ipmip6_context_create(). See ipmip6_context.h for
* more information regarding the mobility entity context singleton.
* \i proc
* The process context associated with the currently executing thread. Each
* thread and/or process in MIP must have its own unique process context.
* If a process is started using ipmip_proc_start, the process context will
* be allocated automatically by the IPMIP framework. Otherwise it must
* be allocated using ipmip_proc_alloc().
* \i ife
* Interface structure
* \ie
*
* RETURNS:
*
* ERRNO:
*
*/
IP_GLOBAL void ipmip6_if_reference_locked
(
struct Ipmip6_context *ctx,
struct Ipmip_proc *proc,
Ipmip6_if_t *ifp
);
#ifdef __cplusplus
}
#endif
#endif
/*
****************************************************************************
* END OF FILE
****************************************************************************
*/