root/usr.bin/dig/lib/dns/rdata/generic/l64_106.c
/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef RDATA_GENERIC_L64_106_C
#define RDATA_GENERIC_L64_106_C

#include <string.h>

static inline isc_result_t
totext_l64(ARGS_TOTEXT) {
        isc_region_t region;
        char buf[sizeof("xxxx:xxxx:xxxx:xxxx")];
        unsigned short num;

        REQUIRE(rdata->type == dns_rdatatype_l64);
        REQUIRE(rdata->length == 10);

        UNUSED(tctx);

        dns_rdata_toregion(rdata, &region);
        num = uint16_fromregion(&region);
        isc_region_consume(&region, 2);
        snprintf(buf, sizeof(buf), "%u", num);
        RETERR(isc_str_tobuffer(buf, target));

        RETERR(isc_str_tobuffer(" ", target));

        snprintf(buf, sizeof(buf), "%x:%x:%x:%x",
                 region.base[0]<<8 | region.base[1],
                 region.base[2]<<8 | region.base[3],
                 region.base[4]<<8 | region.base[5],
                 region.base[6]<<8 | region.base[7]);
        return (isc_str_tobuffer(buf, target));
}

static inline isc_result_t
fromwire_l64(ARGS_FROMWIRE) {
        isc_region_t sregion;

        REQUIRE(type == dns_rdatatype_l64);

        UNUSED(type);
        UNUSED(options);
        UNUSED(rdclass);
        UNUSED(dctx);

        isc_buffer_activeregion(source, &sregion);
        if (sregion.length != 10)
                return (DNS_R_FORMERR);
        isc_buffer_forward(source, sregion.length);
        return (isc_mem_tobuffer(target, sregion.base, sregion.length));
}

static inline isc_result_t
towire_l64(ARGS_TOWIRE) {

        REQUIRE(rdata->type == dns_rdatatype_l64);
        REQUIRE(rdata->length == 10);

        UNUSED(cctx);

        return (isc_mem_tobuffer(target, rdata->data, rdata->length));
}

#endif  /* RDATA_GENERIC_L64_106_C */