openpgpkey_61.c

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/*
 * Copyright (C) 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_OPENPGPKEY_61_C
#define RDATA_GENERIC_OPENPGPKEY_61_C

#define RRTYPE_OPENPGPKEY_ATTRIBUTES 0

static inline isc_result_t
fromtext_openpgpkey(ARGS_FROMTEXT) {

        REQUIRE(type == 61);

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

        /*
         * Keyring.
         */
        return (isc_base64_tobuffer(lexer, target, -1));
}

static inline isc_result_t
totext_openpgpkey(ARGS_TOTEXT) {
        isc_region_t sr;

        REQUIRE(rdata->type == 61);
        REQUIRE(rdata->length != 0);

        dns_rdata_toregion(rdata, &sr);

        /*
         * Keyring
         */
        if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
                RETERR(str_totext("( ", target));

        if ((tctx->flags & DNS_STYLEFLAG_NOCRYPTO) == 0) {
                if (tctx->width == 0)   /* No splitting */
                        RETERR(isc_base64_totext(&sr, 60, "", target));
                else
                        RETERR(isc_base64_totext(&sr, tctx->width - 2,
                                                 tctx->linebreak, target));
        } else
                RETERR(str_totext("[omitted]", target));

        if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
                RETERR(str_totext(" )", target));

        return (ISC_R_SUCCESS);
}

static inline isc_result_t
fromwire_openpgpkey(ARGS_FROMWIRE) {
        isc_region_t sr;

        REQUIRE(type == 61);

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

        /*
         * Keyring.
         */
        isc_buffer_activeregion(source, &sr);
        isc_buffer_forward(source, sr.length);
        return (mem_tobuffer(target, sr.base, sr.length));
}

static inline isc_result_t
towire_openpgpkey(ARGS_TOWIRE) {
        isc_region_t sr;

        REQUIRE(rdata->type == 61);
        REQUIRE(rdata->length != 0);

        UNUSED(cctx);

        dns_rdata_toregion(rdata, &sr);
        return (mem_tobuffer(target, sr.base, sr.length));
}

static inline int
compare_openpgpkey(ARGS_COMPARE) {
        isc_region_t r1;
        isc_region_t r2;

        REQUIRE(rdata1->type == rdata2->type);
        REQUIRE(rdata1->rdclass == rdata2->rdclass);
        REQUIRE(rdata1->type == 61);
        REQUIRE(rdata1->length != 0);
        REQUIRE(rdata2->length != 0);

        dns_rdata_toregion(rdata1, &r1);
        dns_rdata_toregion(rdata2, &r2);
        return (isc_region_compare(&r1, &r2));
}

static inline isc_result_t
fromstruct_openpgpkey(ARGS_FROMSTRUCT) {
        dns_rdata_openpgpkey_t *sig = source;

        REQUIRE(type == 61);
        REQUIRE(source != NULL);
        REQUIRE(sig->common.rdtype == type);
        REQUIRE(sig->common.rdclass == rdclass);
        REQUIRE(sig->keyring != NULL && sig->length != 0);

        UNUSED(type);
        UNUSED(rdclass);

        /*
         * Keyring.
         */
        return (mem_tobuffer(target, sig->keyring, sig->length));
}

static inline isc_result_t
tostruct_openpgpkey(ARGS_TOSTRUCT) {
        isc_region_t sr;
        dns_rdata_openpgpkey_t *sig = target;

        REQUIRE(rdata->type == 61);
        REQUIRE(target != NULL);
        REQUIRE(rdata->length != 0);

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

        dns_rdata_toregion(rdata, &sr);

        /*
         * Keyring.
         */
        sig->length = sr.length;
        sig->keyring = mem_maybedup(mctx, sr.base, sig->length);
        if (sig->keyring == NULL)
                goto cleanup;

        sig->mctx = mctx;
        return (ISC_R_SUCCESS);

 cleanup:
        return (ISC_R_NOMEMORY);
}

static inline void
freestruct_openpgpkey(ARGS_FREESTRUCT) {
        dns_rdata_openpgpkey_t *sig = (dns_rdata_openpgpkey_t *) source;

        REQUIRE(source != NULL);
        REQUIRE(sig->common.rdtype == 61);

        if (sig->mctx == NULL)
                return;

        if (sig->keyring != NULL)
                isc_mem_free(sig->mctx, sig->keyring);
        sig->mctx = NULL;
}

static inline isc_result_t
additionaldata_openpgpkey(ARGS_ADDLDATA) {
        REQUIRE(rdata->type == 61);

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

        return (ISC_R_SUCCESS);
}

static inline isc_result_t
digest_openpgpkey(ARGS_DIGEST) {
        isc_region_t r;

        REQUIRE(rdata->type == 61);

        dns_rdata_toregion(rdata, &r);

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

static inline isc_boolean_t
checkowner_openpgpkey(ARGS_CHECKOWNER) {

        REQUIRE(type == 61);

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

        return (ISC_TRUE);
}

static inline isc_boolean_t
checknames_openpgpkey(ARGS_CHECKNAMES) {

        REQUIRE(rdata->type == 61);

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

        return (ISC_TRUE);
}

static inline int
casecompare_openpgpkey(ARGS_COMPARE) {
        isc_region_t r1;
        isc_region_t r2;

        REQUIRE(rdata1->type == rdata2->type);
        REQUIRE(rdata1->rdclass == rdata2->rdclass);
        REQUIRE(rdata1->type == 61);
        REQUIRE(rdata1->length != 0);
        REQUIRE(rdata2->length != 0);

        dns_rdata_toregion(rdata1, &r1);
        dns_rdata_toregion(rdata2, &r2);

        return (isc_region_compare(&r1, &r2));
}

#endif  /* RDATA_GENERIC_OPENPGPKEY_61_C */

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