254 lines
10 KiB
C
254 lines
10 KiB
C
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/*
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******************************************************************************
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* INTERPEAK SOURCE FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmipha_regext_hoa.c,v $ $Revision: 1.3.16.1 $
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* $Source: /home/interpeak/CVSRoot/ipmipha/config/ipmipha_regext_hoa.c,v $
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* $Author: svc-cmnet $
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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.hortelis@interpeak.se>
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******************************************************************************
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*/
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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 "ipmipha_config.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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#define IPCOM_USE_CLIB_PROTO
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#include <ipcom_clib.h>
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#include <ipcom_os.h>
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#include <ipcom_sock.h>
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#include <ipcom_sock6.h>
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#include <ipcom_inet.h>
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#include <ipcom_list.h>
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#include <ipcom_hash.h>
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#include <ipcom_err.h>
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#include <ipcom_sysvar.h>
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#include <ipcom_syslog.h>
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#include <ipcom_shell.h>
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#include <ipcom_route.h>
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#include <ipmip.h>
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#include <private/ipmip_util.h>
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#include <private/ipmip_sysvar.h>
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#include <ipmip4.h>
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#include <private/ipmip4_context.h>
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#include <private/ipmip4_util.h>
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#include <private/ipmip4_sysext.h>
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#include "ipmipha.h"
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#include "ipmipha_h.h"
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#include "ipmipha_attr_h.h"
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#include "ipmipha_if.h"
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#include "ipmipha_node.h"
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#include "ipmipha_pktbuf.h"
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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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#define IPMIPHA_REGEXT_HOA "HOA"
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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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typedef struct Ipmipha_regext_hoa_config_ifp
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{
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Ip_bool dynamic_hoa_required;
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} Ipmipha_regext_hoa_config_ifp_t;
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/*
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****************************************************************************
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* 6 EXTERN PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 7 LOCAL PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 8 DATA
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****************************************************************************
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*/
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static Ipmipha_extension_t ipmipha_regext_hoa_srv;
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/*
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****************************************************************************
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* 9 STATIC FUNCTIONS
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****************************************************************************
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*/
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IP_STATIC void
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ipmipha_regext_hoa_ifp_config(struct Ipmipha_data *ctx,
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struct Ipmip_proc *proc,
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int action,
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struct Ipmipha_iff *ifp,
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void *gcfg,
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Ipmipha_regext_hoa_config_ifp_t *cfg,
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Ipmip_cli_message_t *request)
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{
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IPMIP_UNUSED_PARAMETER(ctx);
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IPMIP_UNUSED_PARAMETER(proc);
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IPMIP_UNUSED_PARAMETER(gcfg);
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IPMIP_UNUSED_PARAMETER(request);
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if (action == IPMIP_CALLBACK_CONFIG_READ)
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{
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cfg->dynamic_hoa_required = ipmip_sysvar_bool(ipmip_sysvar_bool(IP_FALSE, "ipmipha.mn.hoa.dynamic.required"), "ipmipha.if.%s.mn.hoa.dynamic.required", ifp->iff.ipmip.ifname);
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}
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else if (action == IPMIP_CALLBACK_CONFIG_FREE)
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{
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}
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else if (action == IPMIP_CALLBACK_CONFIG_DUMP)
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{
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/* Could dump, but dont bother */
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ipmip_cli_config_printf(&request->message,
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"ipmipha.if.%s.mn.hoa.dynamic.required=%s",
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ifp->iff.ipmip.ifname, cfg->dynamic_hoa_required? "enabled" : "disabled");
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}
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}
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/*
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*===========================================================================
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* ipmipha_radius_auth
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*===========================================================================
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* Description: Resolve a mobile-AAA extension using RADIUS
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* Parameters: ctx - Context
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* proc - Current process
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* setup - Setup structure
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* ifcfg - Setup structure for current interface.
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* pbuf - The container.
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* lock - Timer lock
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* func - Timer function callback
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* Returns: IP_TRUE if pending, IP_FALSE otherwise
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*/
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IP_STATIC Ip_bool
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ipmipha_regext_hoa_pkt_req_verify(struct Ipmipha_data *ctx,
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struct Ipmip_proc *proc,
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void *global_config,
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Ipmipha_regext_hoa_config_ifp_t *ifp_config,
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void *node_config,
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struct Ipmipha_node *node,
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struct Ipmipha_pktbuf *pbuf)
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{
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IPMIP_UNUSED_PARAMETER(ctx);
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IPMIP_UNUSED_PARAMETER(proc);
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IPMIP_UNUSED_PARAMETER(global_config);
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IPMIP_UNUSED_PARAMETER(node_config);
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if (node->registrations == 0)
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{
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if (pbuf->pktinfo.haBindingHomeAddress == 0)
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{
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if (pbuf->pktinfo.haBindingResolvedHomeAddress == 0)
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{
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if (!ipmip_sysvar_inet(0, &pbuf->pktinfo.haBindingResolvedHomeAddress, IP_NULL, "ipmipha.if.%s.mn.nai.%s.hoa.address", pbuf->iff.pub->ipmip.ifname, ipmip_ntop_strn(proc, (char *)IPMIP4_MSGEXT_SHDR_EXT_DATA(pbuf->ipmip4.ext.mobile.nai_mobile), IPMIP4_MSGEXT_SHDR_EXT_SIZE(pbuf->ipmip4.ext.mobile.nai_mobile))))
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ipmip_sysvar_inet(0, &pbuf->pktinfo.haBindingResolvedHomeAddress, IP_NULL, "ipmipha.mn.nai.%s.hoa.address", ipmip_ntop_strn(proc, (char *)IPMIP4_MSGEXT_SHDR_EXT_DATA(pbuf->ipmip4.ext.mobile.nai_mobile), IPMIP4_MSGEXT_SHDR_EXT_SIZE(pbuf->ipmip4.ext.mobile.nai_mobile)));
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}
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}
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else
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{
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Ip_u32 addr;
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if (ifp_config->dynamic_hoa_required)
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{
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ipmip_pktbuf_error(&pbuf->ipmip4.ipmip,
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IPMIP4_CODE_REP_HA_ADMIN_PROHIBIT,
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"home address must be dynamically allocated");
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}
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else if (pbuf->pktinfo.haBindingResolvedHomeAddress != 0 && pbuf->pktinfo.haBindingResolvedHomeAddress != pbuf->pktinfo.haBindingHomeAddress)
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{
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ipmip_pktbuf_error(&pbuf->ipmip4.ipmip,
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IPMIP4_CODE_REP_HA_ADMIN_PROHIBIT,
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"requested home address %s does not match resolved %s",
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ipmip_ntop_inet(proc, pbuf->pktinfo.haBindingHomeAddress),
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ipmip_ntop_inet(proc, pbuf->pktinfo.haBindingResolvedHomeAddress));
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}
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else
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{
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if (pbuf->ipmip4.ext.mobile.nai_mobile != IP_NULL)
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{
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if (ipmip_sysvar_inet(0, &addr, IP_NULL, "ipmipha.if.%s.mn.nai.%s.hoa.address", pbuf->iff.pub->ipmip.ifname, ipmip_ntop_strn(proc, (char *)IPMIP4_MSGEXT_SHDR_EXT_DATA(pbuf->ipmip4.ext.mobile.nai_mobile), IPMIP4_MSGEXT_SHDR_EXT_SIZE(pbuf->ipmip4.ext.mobile.nai_mobile))) ||
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ipmip_sysvar_inet(0, &addr, IP_NULL, "ipmipha.mn.nai.%s.hoa.address", ipmip_ntop_strn(proc, (char *)IPMIP4_MSGEXT_SHDR_EXT_DATA(pbuf->ipmip4.ext.mobile.nai_mobile), IPMIP4_MSGEXT_SHDR_EXT_SIZE(pbuf->ipmip4.ext.mobile.nai_mobile))))
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{
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if (addr != pbuf->pktinfo.haBindingHomeAddress)
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{
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ipmip_pktbuf_error(&pbuf->ipmip4.ipmip,
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IPMIP4_CODE_REP_HA_ADMIN_PROHIBIT,
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"requested home address %s does not match statically configured %s",
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ipmip_ntop_inet(proc, pbuf->pktinfo.haBindingHomeAddress),
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ipmip_ntop_inet(proc, addr));
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}
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}
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}
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}
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}
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}
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return IP_FALSE;
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}
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/*
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****************************************************************************
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* 10 GLOBAL FUNCTIONS
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****************************************************************************
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*/
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IP_GLOBAL void ipmipha_regext_hoa_install(void);
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IP_GLOBAL void
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ipmipha_regext_hoa_install(void)
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{
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ipcom_memset(&ipmipha_regext_hoa_srv, 0, sizeof(ipmipha_regext_hoa_srv));
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ipmipha_regext_hoa_srv.name = IPMIPHA_REGEXT_HOA;
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ipmipha_regext_hoa_srv.ifp_data_size = sizeof(Ipmipha_regext_hoa_config_ifp_t);
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ipmipha_regext_hoa_srv.config_ifp = (Ipmipha_extension_config_ifp_t)ipmipha_regext_hoa_ifp_config;
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ipmipha_regext_hoa_srv.pkt_req_validate = (Ipmipha_extension_pkt_req_validate_t)ipmipha_regext_hoa_pkt_req_verify;
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ipmipha_context_register_extension(&ipmipha_regext_hoa_srv, IPMIPHA_FUNCTION_REGEXT);
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}
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/*
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****************************************************************************
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* 11 PUBLIC FUNCTIONS
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****************************************************************************
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*/
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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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