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/* Cesar project {{{
 *
 * Copyright (C) 2007 Spidcom
 *
 * <<<Licence>>>
 *
 * }}} */
/**
 * \file    cp/msg/msg_cm.c
 * \brief   
 * \ingroup cp_msg
 */

#include "common/std.h"
#include "cp/msg/inc/msg_cm.h"

void 
msg_mme_header_convert(u8 *buffer, msg_mme_t *msg, bool read, struct bitstream_t ctx)
{
    bitstream_access(&ctx, &msg->oda, 48);
    bitstream_access(&ctx, &msg->osa, 48);
    bitstream_access(&ctx, &msg->v_lan_tag, 32);
    bitstream_access(&ctx, &msg->m_type, 16);
    bitstream_access(&ctx, &msg->mmv, 8);
    bitstream_access(&ctx, &msg->mm_type, 16);
    bitstream_access(&ctx, &msg->fmi.nf_mi, 4);
    bitstream_access(&ctx, &msg->fmi.fn_mi, 4);
    bitstream_access(&ctx, &msg->fmi.fmsn, 8);    
}

void
msg_cm_unassociated_sta_ind_convert(u8 *buffer, msg_mme_t *msg, bool read)
{// 11.5.1
    int i;
    struct bitstream_t ctx;
    cm_unassociated_sta_t entry;
    
    bitstream_init(&ctx, buffer, MME_MAX_SIZE, read);
    
    msg_mme_header_convert(buffer, msg, read, ctx);
    entry = ( cm_unassociated_sta_t *) msg->mm_entry;    
    bitstream_access(&ctx, &entry->nid, 2); // this is just to read the 2 non significant bits
    bitstream_access(&ctx, &entry->nid, 54);
    bitstream_access(&ctx, &entry->cco_capability, 1);
            
    bitstream_finalise(&ctx); // don't forget it to write the last word
}