/*
 ******************************************************************************
 *                     INTERPEAK SOURCE FILE
 *
 *   Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipmippm_pktbuf.c,v $ $Revision: 1.5 $
 *   $Source: /home/interpeak/CVSRoot/ipmippm/config/ipmippm_pktbuf.c,v $
 *   $Author: jhorteli $
 *   $State: Exp $ $Locker:  $
 *
 *   INTERPEAK_COPYRIGHT_STRING
 *     Design and implementation by Joel Hortelius <joel.hortelis@interpeak.se>
 ******************************************************************************
 */


/*
 ****************************************************************************
 * 1                    DESCRIPTION
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 2                    CONFIGURATION
 ****************************************************************************
 */

#include "ipmippm_config.h"


/*
 ****************************************************************************
 * 3                    INCLUDE FILES
 ****************************************************************************
 */

#define IPCOM_USE_CLIB_PROTO
#include <ipcom_clib.h>
#include <ipcom_err.h>
#include <ipcom_hash.h>
#include <ipcom_inet.h>
#include <ipcom_ipd.h>
#include <ipcom_list.h>
#include <ipcom_os.h>
#include <ipcom_sock.h>
#include <ipcom_sock2.h>
#include <ipcom_syslog.h>
#include <ipcom_sysvar.h>

#include <ipmip.h>
#include <private/ipmip_sysvar.h>

#include <ipmip4.h>
#include <private/ipmip4_if.h>
#include <private/ipmip4_sysext.h>
#include <private/ipmip4_util.h>
#include <private/ipmip4_pktbuf.h>
#include <private/ipmip4_context.h>
#include <private/ipmip4_auth.h>

#include "ipmippm_h.h"
#include "ipmippm_pktbuf.h"

/*
 ****************************************************************************
 * 4                    DEFINES
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 5                    TYPES
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 6                    EXTERN PROTOTYPES
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 7                    LOCAL PROTOTYPES
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 8                    DATA
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 9                    STATIC FUNCTIONS
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 10                   GLOBAL FUNCTIONS
 ****************************************************************************
 */

/*
 *===========================================================================
 *                    ipmippm_pktbuf_alloc
 *===========================================================================
 * Description: Allocate a packet buffer
 * Parameters:  
 * Returns:     A newly allocated packet buffer
 *
 */
IP_GLOBAL Ipmip_pktbuf_t   *
ipmippm_pktbuf_alloc(Ipmippm_context_t      *ctx,
                     Ipmip_proc_t           *proc,
                     Ip_size_t              extra)
{
    Ipmippm_pktbuf_t    *pbuf = ipcom_calloc(1, sizeof(Ipmippm_pktbuf_t) + extra);
    IPMIP_UNUSED_PARAMETER(ctx);
    IPMIP_UNUSED_PARAMETER(proc);

    if (pbuf)
    {
        pbuf->api.ipmip4.ipmip.pktend = (void *) (pbuf + 1);
        return &pbuf->api.ipmip4.ipmip;
    }

    /* Return a Ipmipha_pktbuf_t */
    return IP_NULL;
}


/*
 *===========================================================================
 *                    ipmippm_pktbuf_free
 *===========================================================================
 * Description: Free a packet buffer
 * Parameters:  pbuf        - The packet buffer
 * Returns:     
 *
 */
IP_GLOBAL void
ipmippm_pktbuf_free(Ipmippm_context_t        *ctx,
                    Ipmip_proc_t           *proc,
                    Ipmippm_pktbuf_t        *pbuf)
{
    if (pbuf->trigger.pmTriggerCOA)
        ipcom_free(pbuf->trigger.pmTriggerCOA);

    ipmipmn_api_pktbuf_free(&ctx->api, proc, &pbuf->api);

    /* Free the data */
    ipcom_free(pbuf);
}


/*
 ****************************************************************************
 * 11                   PUBLIC FUNCTIONS
 ****************************************************************************
 */

/*
 ****************************************************************************
 *                      END OF FILE
 ****************************************************************************
 */