l64_106.c

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/*
 * Copyright (C) 2013, 2014  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>

#include <isc/net.h>

#define RRTYPE_L64_ATTRIBUTES (0)

static inline isc_result_t
fromtext_l64(ARGS_FROMTEXT) {
        isc_token_t token;
        unsigned char locator[NS_LOCATORSZ];

        REQUIRE(type == 106);

        UNUSED(type);
        UNUSED(rdclass);
        UNUSED(origin);
        UNUSED(options);
        UNUSED(callbacks);

        RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
                                      ISC_FALSE));
        if (token.value.as_ulong > 0xffffU)
                RETTOK(ISC_R_RANGE);
        RETERR(uint16_tobuffer(token.value.as_ulong, target));

        RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
                                      ISC_FALSE));

        if (locator_pton(DNS_AS_STR(token), locator) != 1)
                RETTOK(DNS_R_SYNTAX);
        return (mem_tobuffer(target, locator, NS_LOCATORSZ));
}

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 == 106);
        REQUIRE(rdata->length == 10);

        UNUSED(tctx);

        dns_rdata_toregion(rdata, &region);
        num = uint16_fromregion(&region);
        isc_region_consume(&region, 2);
        sprintf(buf, "%u", num);
        RETERR(str_totext(buf, target));

        RETERR(str_totext(" ", target));

        sprintf(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 (str_totext(buf, target));
}

static inline isc_result_t
fromwire_l64(ARGS_FROMWIRE) {
        isc_region_t sregion;

        REQUIRE(type == 106);

        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 (mem_tobuffer(target, sregion.base, sregion.length));
}

static inline isc_result_t
towire_l64(ARGS_TOWIRE) {

        REQUIRE(rdata->type == 106);
        REQUIRE(rdata->length == 10);

        UNUSED(cctx);

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

static inline int
compare_l64(ARGS_COMPARE) {
        isc_region_t region1;
        isc_region_t region2;

        REQUIRE(rdata1->type == rdata2->type);
        REQUIRE(rdata1->rdclass == rdata2->rdclass);
        REQUIRE(rdata1->type == 106);
        REQUIRE(rdata1->length == 10);
        REQUIRE(rdata2->length == 10);

        dns_rdata_toregion(rdata1, &region1);
        dns_rdata_toregion(rdata2, &region2);
        return (isc_region_compare(&region1, &region2));
}

static inline isc_result_t
fromstruct_l64(ARGS_FROMSTRUCT) {
        dns_rdata_l64_t *l64 = source;

        REQUIRE(type == 106);
        REQUIRE(source != NULL);
        REQUIRE(l64->common.rdtype == type);
        REQUIRE(l64->common.rdclass == rdclass);

        UNUSED(type);
        UNUSED(rdclass);

        RETERR(uint16_tobuffer(l64->pref, target));
        return (mem_tobuffer(target, l64->l64, sizeof(l64->l64)));
}

static inline isc_result_t
tostruct_l64(ARGS_TOSTRUCT) {
        isc_region_t region;
        dns_rdata_l64_t *l64 = target;

        REQUIRE(rdata->type == 106);
        REQUIRE(target != NULL);
        REQUIRE(rdata->length == 10);

        UNUSED(mctx);

        l64->common.rdclass = rdata->rdclass;
        l64->common.rdtype = rdata->type;
        ISC_LINK_INIT(&l64->common, link);

        dns_rdata_toregion(rdata, &region);
        l64->pref = uint16_fromregion(&region);
        memmove(l64->l64, region.base, region.length);
        return (ISC_R_SUCCESS);
}

static inline void
freestruct_l64(ARGS_FREESTRUCT) {
        dns_rdata_l64_t *l64 = source;

        REQUIRE(source != NULL);
        REQUIRE(l64->common.rdtype == 106);

        return;
}

static inline isc_result_t
additionaldata_l64(ARGS_ADDLDATA) {

        REQUIRE(rdata->type == 106);
        REQUIRE(rdata->length == 10);

        UNUSED(rdata);
        UNUSED(add);
        UNUSED(arg);

        return (ISC_R_SUCCESS);
}

static inline isc_result_t
digest_l64(ARGS_DIGEST) {
        isc_region_t r;

        REQUIRE(rdata->type == 106);
        REQUIRE(rdata->length == 10);

        dns_rdata_toregion(rdata, &r);

        return ((digest)(arg, &r));
}

static inline isc_boolean_t
checkowner_l64(ARGS_CHECKOWNER) {

        REQUIRE(type == 106);

        UNUSED(name);
        UNUSED(type);
        UNUSED(rdclass);
        UNUSED(wildcard);

        return (ISC_TRUE);
}

static inline isc_boolean_t
checknames_l64(ARGS_CHECKNAMES) {

        REQUIRE(rdata->type == 106);
        REQUIRE(rdata->length == 10);

        UNUSED(rdata);
        UNUSED(owner);
        UNUSED(bad);

        return (ISC_TRUE);
}

static inline int
casecompare_l64(ARGS_COMPARE) {
        return (compare_l64(rdata1, rdata2));
}

#endif  /* RDATA_GENERIC_L64_106_C */

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