277 lines
8.2 KiB
C
277 lines
8.2 KiB
C
/* ipmip6_nd_proxy.h - ipmip6_nd_proxy.h */
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/*
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******************************************************************************
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* HEADER FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmip6_nd_proxy.h,v $ $Revision: 1.8 $
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* $Source: /home/interpeak/CVSRoot/ipmip6/include/private/ipmip6_nd_proxy.h,v $
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* $Author: jhorteli $ $Date: 2010-12-07 09:55:19 $
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* $State: Exp $ $Locker: $
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*
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* INTERPEAK_COPYRIGHT_STRING
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* Design and implementation by Joel Hortelius <joel.hortelius@interpeak.se>
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******************************************************************************
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*/
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#ifndef IPMIP6_ND_PROXY_H
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#define IPMIP6_ND_PROXY_H
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/*
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****************************************************************************
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* 1 DESCRIPTION
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****************************************************************************
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*/
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/*
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DESCRIPTION
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This module defines the Proxy Neighbor Unreachability Detection feature. This
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is used by Home Agents, NEMO Agents and Proxy Mobility to proxy advertise
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for hosts they are providing connectivity for.
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*/
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/*
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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 3 INCLUDE FILES
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****************************************************************************
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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****************************************************************************
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* 4 DEFINES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 5 TYPES
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****************************************************************************
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*/
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struct Ipmip6_context;
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struct Ipmip6_pktbuf;
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struct Ipmip_proc;
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struct Ipmip6_if;
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/* NUD structure */
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typedef struct Ipmip6_nd_proxy
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{
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Ipcom_list next; /* NUD linkage */
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struct Ip_in6_addr *addr; /* Address we're interested in */
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struct Ipmip6_if *ifp; /* Interface to respond on */
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Ip_u32 sent; /* Number of sent advertisements*/
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Ipmip_timer_t unsolicited; /* Unsolicited advertisements */
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}
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Ipmip6_nd_proxy_t;
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/*
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****************************************************************************
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* 6 FUNCTIONS
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****************************************************************************
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*/
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/*******************************************************************************
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*
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* ipmip6_nd_proxy_init - ipmip6_nd_proxy_init
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*
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* Initialize a PROXY structure.
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*
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* Parameters:
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* \is
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* \i nud
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* The NUD structure
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* \ie
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*
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* RETURNS:
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*
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* ERRNO:
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*
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*/
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IP_GLOBAL void ipmip6_nd_proxy_init
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(
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Ipmip6_nd_proxy_t *proxy
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);
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/*******************************************************************************
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*
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* ipmip6_nd_proxy_start_solicited_iflocked - ipmip6_nd_proxy_start_solicited_iflocked
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*
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* Start passive proxying for a given address
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*
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* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
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*
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* Parameters:
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* \is
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* \i ctx
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* The generic mobility singleton context for IPMIP6. For each started mobility
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* entity, there exists a mobility context which tracks configuration, system
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* events, available features and started processes. The mobility context is
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* created using ipmip6_context_create(). See ipmip6_context.h for
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* more information regarding the mobility entity context singleton.
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* \i proc
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* The process context associated with the currently executing thread. Each
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* thread and/or process in MIP must have its own unique process context.
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* If a process is started using ipmip_proc_start, the process context will
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* be allocated automatically by the IPMIP framework. Otherwise it must
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* be allocated using ipmip_proc_alloc().
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* \i ife
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* The interface for this request.
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* \i proxy
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* The PROXY structure for this request.
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* \ie
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*
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* RETURNS:
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*
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* ERRNO:
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*
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*/
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IP_GLOBAL void ipmip6_nd_proxy_start_solicited_iflocked
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(
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struct Ipmip6_context *ctx,
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struct Ipmip_proc *proc,
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struct Ipmip6_if *ife,
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Ipmip6_nd_proxy_t *proxy
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);
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/*******************************************************************************
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*
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* ipmip6_nd_proxy_start_unsolicited_iflocked - ipmip6_nd_proxy_start_unsolicited_iflocked
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*
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* Start unsolicited neighbor advertisements
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*
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* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
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*
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* Parameters:
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* \is
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* \i ctx
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* The generic mobility singleton context for IPMIP6. For each started mobility
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* entity, there exists a mobility context which tracks configuration, system
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* events, available features and started processes. The mobility context is
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* created using ipmip6_context_create(). See ipmip6_context.h for
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* more information regarding the mobility entity context singleton.
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* \i proc
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* The process context associated with the currently executing thread. Each
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* thread and/or process in MIP must have its own unique process context.
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* If a process is started using ipmip_proc_start, the process context will
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* be allocated automatically by the IPMIP framework. Otherwise it must
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* be allocated using ipmip_proc_alloc().
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* \i ife
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* The interface for this request.
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* \i proxy
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* The PROXY structure for this request.
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* \ie
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*
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* RETURNS:
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*
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* ERRNO:
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*
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*/
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IP_GLOBAL void ipmip6_nd_proxy_start_unsolicited_iflocked
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(
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struct Ipmip6_context *ctx,
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struct Ipmip_proc *proc,
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struct Ipmip6_if *ife,
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Ipmip6_nd_proxy_t *proxy
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);
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/*******************************************************************************
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*
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* ipmip6_nd_proxy_stop_iflocked - ipmip6_nd_proxy_stop_iflocked
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*
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* Stop unsolicited or proxied neighbor advertisements
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*
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* THIS FUNCTION REQUIRES THAT THE INTERFACE LOCK IS HELD.
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*
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* Parameters:
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* \is
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* \i ctx
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* The generic mobility singleton context for IPMIP6. For each started mobility
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* entity, there exists a mobility context which tracks configuration, system
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* events, available features and started processes. The mobility context is
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* created using ipmip6_context_create(). See ipmip6_context.h for
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* more information regarding the mobility entity context singleton.
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* \i proc
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* The process context associated with the currently executing thread. Each
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* thread and/or process in MIP must have its own unique process context.
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* If a process is started using ipmip_proc_start, the process context will
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* be allocated automatically by the IPMIP framework. Otherwise it must
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* be allocated using ipmip_proc_alloc().
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* \i proxy
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* The PROXY structure for this request.
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* \ie
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*
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* RETURNS:
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*
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* ERRNO:
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*
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*/
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IP_GLOBAL void ipmip6_nd_proxy_stop_iflocked
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(
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struct Ipmip6_context *ctx,
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struct Ipmip_proc *proc,
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Ipmip6_nd_proxy_t *proxy
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);
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/*******************************************************************************
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*
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* ipmip6_nd_proxy_ns_recv - ipmip6_nd_proxy_ns_recv
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*
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* Process a received NEIGHBOR request.
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*
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* Parameters:
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* \is
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* \i ctx
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* The generic mobility singleton context for IPMIP6. For each started mobility
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* entity, there exists a mobility context which tracks configuration, system
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* events, available features and started processes. The mobility context is
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* created using ipmip6_context_create(). See ipmip6_context.h for
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* more information regarding the mobility entity context singleton.
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* \i proc
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* The process context associated with the currently executing thread. Each
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* thread and/or process in MIP must have its own unique process context.
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* If a process is started using ipmip_proc_start, the process context will
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* be allocated automatically by the IPMIP framework. Otherwise it must
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* be allocated using ipmip_proc_alloc().
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* \i pbuf
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* The NUD request
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* \ie
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*
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* RETURNS:
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*
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* ERRNO:
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*
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*/
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IP_GLOBAL void ipmip6_nd_proxy_ns_recv
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(
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struct Ipmip6_context *ctx,
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struct Ipmip_proc *proc,
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struct Ipmip6_pktbuf *pbuf
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);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/*
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****************************************************************************
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* END OF FILE
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****************************************************************************
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*/
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