320 lines
12 KiB
C
320 lines
12 KiB
C
/******************************************************************************
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* INTERPEAK API HEADER FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmpls.h,v $ $Revision: 1.26.10.1 $
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* $Source: /home/interpeak/CVSRoot/ipmpls/include/ipmpls.h,v $
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* $Author: hxie $ $Date: 2012-11-26 08:00:33 $
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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 Jonas Rendel <Jonas.Rendel@interpeak.se>
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******************************************************************************
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*/
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#ifndef IPMPLS_H
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#define IPMPLS_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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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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#include "ipmpls_config.h"
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#include <ipcom_type.h>
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#include <ipcom_netif.h>
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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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/* IPMPLS release XYyZz,
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X = major version
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Yy = minor version (two different versions might be incompatible)
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Zz = patch version (two different versions are always compatible) */
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#define IPMPLS_RELEASE 60900
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/*
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*===========================================================================
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* IPMPLS ioctls
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*===========================================================================
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* IO controls handled by the IPMPLS module
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*/
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#ifndef IPMPLS_PORT_IOCTL
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#define IPMPLS_SIOCGLABELSPACEMPLS IP_IOR(MPLS, 1, R, struct Ipmpls_labelspace_req) /* Get MPLS label space for a certain interface */
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#define IPMPLS_SIOCSLABELSPACEMPLS IP_IOW(MPLS, 2, R, struct Ipmpls_labelspace_req) /* Set MPLS label space for a certain interface */
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#define IPMPLS_SIOCMPLSTUNNELADD IP_IOW(MPLS, 3, R, struct Ip_ifreq) /* Create a MPLS tunnel interface */
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#define IPMPLS_SIOCMPLSTUNNELDEL IP_IOW(MPLS, 4, R, struct Ip_ifreq) /* Delete a MPLS tunnel interface */
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#define IPMPLS_SIOCMPLSNHLFESETMTU IP_IOW(MPLS, 5, R, struct Ipmpls_out_label_req) /* Change MTU for a certain NHLFE */
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#define IPMPLS_SIOCMPLSNHLFEADD IP_IOW(MPLS, 6, R, struct Ipmpls_out_label_req) /* Add a NHLFE entry */
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#define IPMPLS_SIOCMPLSNHLFEDEL IP_IOW(MPLS, 7, R, struct Ipmpls_out_label_req) /* Delete a NHLFE entry */
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#define IPMPLS_SIOCMPLSNHLFEGET IP_IOR(MPLS, 8, R, struct Ipmpls_out_label_req) /* Get info about a NHLFE entry */
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#define IPMPLS_SIOCMPLSILMADD IP_IOW(MPLS, 9, R, struct Ipmpls_in_label_req) /* Add an ILM entry */
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#define IPMPLS_SIOCMPLSILMDEL IP_IOW(MPLS,10, R, struct Ipmpls_in_label_req) /* Delete an ILM entry */
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#define IPMPLS_SIOCMPLSILMGET IP_IOR(MPLS,11, R, struct Ipmpls_in_label_req) /* Get info about an ILM entry */
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#define IPMPLS_SIOCMPLSXCADD IP_IOW(MPLS,12, R, struct Ipmpls_xconnect_req) /* Add a cross-connect reference */
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#define IPMPLS_SIOCMPLSXCDEL IP_IOW(MPLS,13, R, struct Ipmpls_xconnect_req) /* Delete a cross-connect reference */
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#define IPMPLS_SIOCMPLSXCGET IP_IOR(MPLS,14, R, struct Ipmpls_xconnect_req) /* Get info about a cross-connect reference */
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#define IPMPLS_SIOCMPLSILMFLUSH IP_IOW(MPLS,15, R, void*) /* Flush the IPMPLS ILM table */
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#define IPMPLS_SIOCMPLSNHLFEFLUSH IP_IOW(MPLS,16, R, void*) /* Flush the IPMPLS NHLFE table */
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#define IPMPLS_SIOCSMPLSININSTR IP_IOW(MPLS,17, R, struct Ipmpls_instr_req) /* Set MPLS label operations on an ILM entry */
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#define IPMPLS_SIOCGMPLSININSTR IP_IOR(MPLS,18, R, struct Ipmpls_instr_req) /* Get MPLS label operations that are defined on an ILM entry */
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#define IPMPLS_SIOCSMPLSOUTINSTR IP_IOW(MPLS,19, R, struct Ipmpls_instr_req) /* Set MPLS label operations on a NHLFE entry */
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#define IPMPLS_SIOCGMPLSOUTINSTR IP_IOR(MPLS,20, R, struct Ipmpls_instr_req) /* Get MPLS label operations that are defined on an NHLFE entry */
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#define IPMPLS_SIOCMPLSTUNNELMAP IP_IOW(MPLS,21, R, struct Ip_ifreq) /* Map a ILM to a certain tunnel interface */
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/*
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*===========================================================================
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* IPMPLS ioctls
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*===========================================================================
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* IO controls handled by the IPMPLS tunnel interface
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*/
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#define IPMPLS_SIOCMPLSTUNNELADDOUT IP_IOW(NETIF, 200, R, struct Ip_ifreq)
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#define IPMPLS_SIOCMPLSTUNNELDELOUT IP_IOW(NETIF, 201, R, struct Ip_ifreq)
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#define IPMPLS_SIOCMPLSTUNNELGETOUT IP_IOW(NETIF, 202, R, struct Ip_ifreq)
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#endif /* IPMPLS_PORT_IOCTL */
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/*
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*===========================================================================
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* IPMPLS label operation codes
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*===========================================================================
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*/
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#define IPMPLS_OP_BASE 0
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#define IPMPLS_OP_NOP (IPMPLS_OP_BASE + 0) /* No operation */
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#define IPMPLS_OP_POP (IPMPLS_OP_BASE + 1) /* Pop the top label from the label stack */
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#define IPMPLS_OP_PEEK (IPMPLS_OP_BASE + 2) /* Lookup the top label of the label stack, perform actions according to the associated ILM */
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#define IPMPLS_OP_PUSH (IPMPLS_OP_BASE + 3) /* Push a new label on to the label stack */
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#define IPMPLS_OP_DLV (IPMPLS_OP_BASE + 4) /* Deliver the PDU to IPNET.*/
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#define IPMPLS_OP_FWD (IPMPLS_OP_BASE + 5) /* Apply a given NHLFE and forward the packet further */
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#define IPMPLS_OP_SET (IPMPLS_OP_BASE + 10) /* Set outgoing interface and next hop destination before transmision. */
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#define IPMPLS_OP_SET_RX (IPMPLS_OP_BASE + 11) /* Set specific receiving interface on a rx packet */
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#define IPMPLS_OP_SET_VR (IPMPLS_OP_BASE + 12) /* Set specific virtual route table index on a rx packet */
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#define IPMPLS_OP_SET_RTAB IPMPLS_OP_SET_VR
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#define IPMPLS_OP_MAX IPMPLS_OP_SET_RTAB
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/*
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*===========================================================================
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* IPMPLS label directions
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*===========================================================================
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* Describes the direction of the label operations. Used in the
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* struct Ipmpls_instr_elem and struct Ipmpls_instr_req.
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*/
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#define IPMPLS_IN 0x10
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#define IPMPLS_OUT 0x20
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/*
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*===========================================================================
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* IPMPLS label types
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*===========================================================================
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* MPLS label types supported by IPMPLS
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*/
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#define IPMPLS_LABEL_TYPE_GEN 1
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#define IPMPLS_LABEL_TYPE_KEY 4
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/*
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*===========================================================================
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* IPMPLS label types
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*===========================================================================
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* MPLS label types supported by IPMPLS
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*/
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#define IPMPLS_NUM_OPS 8
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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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/*
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*===========================================================================
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* Ipmpls_label
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*===========================================================================
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*/
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typedef struct Ipmpls_label
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{
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int __refcnt;
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int ml_type;
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union {
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Ip_u32 ml_gen;
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Ip_u32 ml_key;
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} u;
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int ml_index;
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}
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Ipmpls_label;
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/*
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*===========================================================================
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* Ipmpls_nexthop_info
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*===========================================================================
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*/
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typedef struct Ipmpls_nexthop_info
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{
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Ip_u32 mni_if;
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union
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{
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struct Ip_sockaddr sa;
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#ifdef IPCOM_USE_INET
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struct Ip_sockaddr_in sin;
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#endif /* IPCOM_USE_INET */
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#ifdef IPCOM_USE_INET6
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struct Ip_sockaddr_in6 sin6;
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#endif /* IPCOM_USE_INET6 */
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struct Ip_sockaddr_ll sll;
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} a;
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}
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Ipmpls_nexthop_info;
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/*
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*===========================================================================
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* Ipmpls_instr_elem
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*===========================================================================
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*/
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struct Ipmpls_nhlfe;
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typedef struct Ipmpls_instr_elem
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{
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Ip_u16 mir_opcode;
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Ip_u8 mir_direction;
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union {
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Ipmpls_label push;
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Ipmpls_label fwd;
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Ipmpls_nexthop_info set;
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Ip_u32 set_rx;
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Ip_u32 set_rtab;
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} mir_data;
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}
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Ipmpls_instr_elem;
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/*
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*===========================================================================
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* Ipmpls_instr_req
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*===========================================================================
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*/
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typedef struct Ipmpls_instr_req
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{
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Ip_u16 mir_family;
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Ipmpls_instr_elem mir_instr[IPMPLS_NUM_OPS];
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Ip_u8 mir_instr_length;
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Ip_u8 mir_direction;
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int mir_index;
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Ipmpls_label mir_label;
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} Ipmpls_instr_req;
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/*
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*===========================================================================
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* Ipmpls_labelspace_req
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*===========================================================================
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*/
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struct Ipmpls_labelspace_req
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{
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int mls_family;
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int mls_ifindex;
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int mls_labelspace;
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};
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/*
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*===========================================================================
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* Ipmpls_out_label_req
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*===========================================================================
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*/
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struct Ipmpls_out_label_req
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{
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Ip_u16 mol_family;
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Ip_u32 mol_age;
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Ipmpls_label mol_label;
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Ip_u32 mol_mtu;
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Ip_u8 mol_propagate_ttl;
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};
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/*
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*===========================================================================
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* Ipmpls_label_req
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*===========================================================================
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*/
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struct Ipmpls_in_label_req
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{
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Ip_u16 mil_family;
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Ip_u32 mil_age;
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Ip_u32 mil_proto;
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Ipmpls_label mil_label;
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};
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/*
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*===========================================================================
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* Ipmpls_xconnect_req
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*===========================================================================
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*/
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struct Ipmpls_xconnect_req
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{
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Ip_u16 mx_family;
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Ipmpls_label mx_in;
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Ipmpls_label mx_out;
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};
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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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IP_PUBLIC int ipmpls_create(void);
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IP_PUBLIC Ip_err ipmpls_start(void);
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IP_PUBLIC const char* ipmpls_version(void);
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IP_PUBLIC Ip_err ipmpls_configure(void);
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IP_PUBLIC int ipmpls_ioctl(unsigned long request, void *data);
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IP_PUBLIC int ipmpls_input(Ipcom_netif *netif, Ipcom_pkt *pkt, Ip_bool peeked);
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#ifdef IPCOM_USE_INET
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IP_PUBLIC int ipmpls_ip4_output(Ipcom_netif *netif, Ipcom_pkt *pkt);
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#endif
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#ifdef IPCOM_USE_INET6
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IP_PUBLIC int ipmpls_ip6_output(Ipcom_netif *netif, Ipcom_pkt *pkt);
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#endif
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#ifdef IP_PORT_LKM
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IP_PUBLIC int ipmpls_route_proc_info(char *buffer, char **start,
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Ip_u32 offset, int length,
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Ip_bool is_ilm);
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#endif /* IP_PORT_LKM */
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IP_PUBLIC void ipmpls_route_table_notify(Ip_u16 vr, Ip_bool is_added);
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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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