/*
* Copyright (C) 2017 Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef RDATA_GENERIC_DOA_259_C
#define RDATA_GENERIC_DOA_259_C
#define RRTYPE_DOA_ATTRIBUTES (0)
static inline isc_result_t
fromtext_doa(ARGS_FROMTEXT) {
isc_token_t token;
REQUIRE(type == dns_rdatatype_doa);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
/*
* DOA-ENTERPRISE
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint32_tobuffer(token.value.as_ulong, target));
/*
* DOA-TYPE
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint32_tobuffer(token.value.as_ulong, target));
/*
* DOA-LOCATION
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffU) {
RETTOK(ISC_R_RANGE);
}
RETERR(uint8_tobuffer(token.value.as_ulong, target));
/*
* DOA-MEDIA-TYPE
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_qstring,
ISC_FALSE));
RETTOK(txt_fromtext(&token.value.as_textregion, target));
/*
* DOA-DATA
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (strcmp(DNS_AS_STR(token), "-") == 0) {
return (ISC_R_SUCCESS);
} else {
isc_lex_ungettoken(lexer, &token);
return (isc_base64_tobuffer(lexer, target, -1));
}
}
static inline isc_result_t
totext_doa(ARGS_TOTEXT) {
char buf[sizeof("4294967295 ")];
isc_region_t region;
isc_uint32_t n;
REQUIRE(rdata != NULL);
REQUIRE(rdata->type == dns_rdatatype_doa);
REQUIRE(rdata->length != 0);
UNUSED(tctx);
dns_rdata_toregion(rdata, &region);
/*
* DOA-ENTERPRISE
*/
n = uint32_fromregion(&region);
isc_region_consume(&region, 4);
snprintf(buf, sizeof(buf), "%u ", n);
RETERR(str_totext(buf, target));
/*
* DOA-TYPE
*/
n = uint32_fromregion(&region);
isc_region_consume(&region, 4);
snprintf(buf, sizeof(buf), "%u ", n);
RETERR(str_totext(buf, target));
/*
* DOA-LOCATION
*/
n = uint8_fromregion(&region);
isc_region_consume(&region, 1);
snprintf(buf, sizeof(buf), "%u ", n);
RETERR(str_totext(buf, target));
/*
* DOA-MEDIA-TYPE
*/
RETERR(txt_totext(&region, ISC_TRUE, target));
RETERR(str_totext(" ", target));
/*
* DOA-DATA
*/
if (region.length == 0) {
return (str_totext("-", target));
} else {
return (isc_base64_totext(&region, 60, "", target));
}
}
static inline isc_result_t
fromwire_doa(ARGS_FROMWIRE) {
isc_region_t region;
UNUSED(rdclass);
UNUSED(dctx);
UNUSED(options);
REQUIRE(type == dns_rdatatype_doa);
isc_buffer_activeregion(source, &region);
/*
* DOA-MEDIA-TYPE may be an empty <character-string> (i.e.,
* comprising of just the length octet) and DOA-DATA can have
* zero length.
*/
if (region.length < 4 + 4 + 1 + 1) {
return (ISC_R_UNEXPECTEDEND);
}
/*
* Check whether DOA-MEDIA-TYPE length is not malformed.
*/
if (region.base[9] > region.length - 10) {
return (ISC_R_UNEXPECTEDEND);
}
isc_buffer_forward(source, region.length);
return (mem_tobuffer(target, region.base, region.length));
}
static inline isc_result_t
towire_doa(ARGS_TOWIRE) {
isc_region_t region;
UNUSED(cctx);
REQUIRE(rdata != NULL);
REQUIRE(rdata->type == dns_rdatatype_doa);
REQUIRE(rdata->length != 0);
dns_rdata_toregion(rdata, &region);
return (mem_tobuffer(target, region.base, region.length));
}
static inline int
compare_doa(ARGS_COMPARE) {
isc_region_t r1;
isc_region_t r2;
REQUIRE(rdata1 != NULL);
REQUIRE(rdata2 != NULL);
REQUIRE(rdata1->type == rdata2->type);
REQUIRE(rdata1->type == dns_rdatatype_doa);
REQUIRE(rdata1->rdclass == rdata2->rdclass);
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_doa(ARGS_FROMSTRUCT) {
dns_rdata_doa_t *doa = source;
REQUIRE(type == dns_rdatatype_doa);
REQUIRE(source != NULL);
REQUIRE(doa->common.rdtype == dns_rdatatype_doa);
REQUIRE(doa->common.rdclass == rdclass);
RETERR(uint32_tobuffer(doa->enterprise, target));
RETERR(uint32_tobuffer(doa->type, target));
RETERR(uint8_tobuffer(doa->location, target));
RETERR(uint8_tobuffer(doa->mediatype_len, target));
RETERR(mem_tobuffer(target, doa->mediatype, doa->mediatype_len));
return (mem_tobuffer(target, doa->data, doa->data_len));
}
static inline isc_result_t
tostruct_doa(ARGS_TOSTRUCT) {
dns_rdata_doa_t *doa = target;
isc_region_t region;
REQUIRE(rdata != NULL);
REQUIRE(rdata->type == dns_rdatatype_doa);
REQUIRE(rdata->length != 0);
doa->common.rdclass = rdata->rdclass;
doa->common.rdtype = rdata->type;
ISC_LINK_INIT(&doa->common, link);
dns_rdata_toregion(rdata, &region);
/*
* DOA-ENTERPRISE
*/
if (region.length < 4) {
return (ISC_R_UNEXPECTEDEND);
}
doa->enterprise = uint32_fromregion(&region);
isc_region_consume(&region, 4);
/*
* DOA-TYPE
*/
if (region.length < 4) {
return (ISC_R_UNEXPECTEDEND);
}
doa->type = uint32_fromregion(&region);
isc_region_consume(&region, 4);
/*
* DOA-LOCATION
*/
if (region.length < 1) {
return (ISC_R_UNEXPECTEDEND);
}
doa->location = uint8_fromregion(&region);
isc_region_consume(&region, 1);
/*
* DOA-MEDIA-TYPE
*/
if (region.length < 1) {
return (ISC_R_UNEXPECTEDEND);
}
doa->mediatype_len = uint8_fromregion(&region);
isc_region_consume(&region, 1);
INSIST(doa->mediatype_len <= region.length);
doa->mediatype = mem_maybedup(mctx, region.base, doa->mediatype_len);
if (doa->mediatype == NULL) {
goto cleanup;
}
isc_region_consume(&region, doa->mediatype_len);
/*
* DOA-DATA
*/
doa->data_len = region.length;
doa->data = NULL;
if (doa->data_len > 0) {
doa->data = mem_maybedup(mctx, region.base, doa->data_len);
if (doa->data == NULL) {
goto cleanup;
}
isc_region_consume(&region, doa->data_len);
}
doa->mctx = mctx;
return (ISC_R_SUCCESS);
cleanup:
if (mctx != NULL && doa->mediatype != NULL) {
isc_mem_free(mctx, doa->mediatype);
}
return (ISC_R_NOMEMORY);
}
static inline void
freestruct_doa(ARGS_FREESTRUCT) {
dns_rdata_doa_t *doa = source;
REQUIRE(source != NULL);
REQUIRE(doa->common.rdtype == dns_rdatatype_doa);
if (doa->mctx == NULL) {
return;
}
if (doa->mediatype != NULL) {
isc_mem_free(doa->mctx, doa->mediatype);
}
if (doa->data != NULL) {
isc_mem_free(doa->mctx, doa->data);
}
doa->mctx = NULL;
}
static inline isc_result_t
additionaldata_doa(ARGS_ADDLDATA) {
UNUSED(rdata);
UNUSED(add);
UNUSED(arg);
REQUIRE(rdata->type == dns_rdatatype_doa);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
digest_doa(ARGS_DIGEST) {
isc_region_t r;
REQUIRE(rdata->type == dns_rdatatype_doa);
dns_rdata_toregion(rdata, &r);
return ((digest)(arg, &r));
}
static inline isc_boolean_t
checkowner_doa(ARGS_CHECKOWNER) {
UNUSED(name);
UNUSED(type);
UNUSED(rdclass);
UNUSED(wildcard);
REQUIRE(type == dns_rdatatype_doa);
return (ISC_TRUE);
}
static inline isc_boolean_t
checknames_doa(ARGS_CHECKNAMES) {
UNUSED(rdata);
UNUSED(owner);
UNUSED(bad);
REQUIRE(rdata->type == dns_rdatatype_doa);
return (ISC_TRUE);
}
static inline int
casecompare_doa(ARGS_COMPARE) {
return (compare_doa(rdata1, rdata2));
}
#endif /* RDATA_GENERIC_DOA_259_C */