diff options
Diffstat (limited to 'contrib/bind9/lib/dns/rdata/generic/nxt_30.c')
| -rw-r--r-- | contrib/bind9/lib/dns/rdata/generic/nxt_30.c | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/contrib/bind9/lib/dns/rdata/generic/nxt_30.c b/contrib/bind9/lib/dns/rdata/generic/nxt_30.c deleted file mode 100644 index e4dba7fb2727b..0000000000000 --- a/contrib/bind9/lib/dns/rdata/generic/nxt_30.c +++ /dev/null @@ -1,329 +0,0 @@ -/* - * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 1999-2003 Internet Software Consortium. - * - * Permission to use, copy, modify, and 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. - */ - -/* $Id: nxt_30.c,v 1.49.2.2.2.9 2004/03/08 09:04:41 marka Exp $ */ - -/* reviewed: Wed Mar 15 18:21:15 PST 2000 by brister */ - -/* RFC 2535 */ - -#ifndef RDATA_GENERIC_NXT_30_C -#define RDATA_GENERIC_NXT_30_C - -/* - * The attributes do not include DNS_RDATATYPEATTR_SINGLETON - * because we must be able to handle a parent/child NXT pair. - */ -#define RRTYPE_NXT_ATTRIBUTES (0) - -static inline isc_result_t -fromtext_nxt(ARGS_FROMTEXT) { - isc_token_t token; - dns_name_t name; - isc_buffer_t buffer; - char *e; - unsigned char bm[8*1024]; /* 64k bits */ - dns_rdatatype_t covered; - dns_rdatatype_t maxcovered = 0; - isc_boolean_t first = ISC_TRUE; - long n; - - REQUIRE(type == 30); - - UNUSED(type); - UNUSED(rdclass); - UNUSED(callbacks); - - /* - * Next domain. - */ - RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, - ISC_FALSE)); - dns_name_init(&name, NULL); - buffer_fromregion(&buffer, &token.value.as_region); - origin = (origin != NULL) ? origin : dns_rootname; - RETTOK(dns_name_fromtext(&name, &buffer, origin, options, target)); - - memset(bm, 0, sizeof(bm)); - do { - RETERR(isc_lex_getmastertoken(lexer, &token, - isc_tokentype_string, ISC_TRUE)); - if (token.type != isc_tokentype_string) - break; - n = strtol(DNS_AS_STR(token), &e, 10); - if (e != DNS_AS_STR(token) && *e == '\0') { - covered = (dns_rdatatype_t)n; - } else if (dns_rdatatype_fromtext(&covered, - &token.value.as_textregion) == DNS_R_UNKNOWN) - RETTOK(DNS_R_UNKNOWN); - /* - * NXT is only specified for types 1..127. - */ - if (covered < 1 || covered > 127) - return (ISC_R_RANGE); - if (first || covered > maxcovered) - maxcovered = covered; - first = ISC_FALSE; - bm[covered/8] |= (0x80>>(covered%8)); - } while (1); - isc_lex_ungettoken(lexer, &token); - if (first) - return (ISC_R_SUCCESS); - n = (maxcovered + 8) / 8; - return (mem_tobuffer(target, bm, n)); -} - -static inline isc_result_t -totext_nxt(ARGS_TOTEXT) { - isc_region_t sr; - unsigned int i, j; - dns_name_t name; - dns_name_t prefix; - isc_boolean_t sub; - - REQUIRE(rdata->type == 30); - REQUIRE(rdata->length != 0); - - dns_name_init(&name, NULL); - dns_name_init(&prefix, NULL); - dns_rdata_toregion(rdata, &sr); - dns_name_fromregion(&name, &sr); - isc_region_consume(&sr, name_length(&name)); - sub = name_prefix(&name, tctx->origin, &prefix); - RETERR(dns_name_totext(&prefix, sub, target)); - - for (i = 0; i < sr.length; i++) { - if (sr.base[i] != 0) - for (j = 0; j < 8; j++) - if ((sr.base[i] & (0x80 >> j)) != 0) { - dns_rdatatype_t t = i * 8 + j; - RETERR(str_totext(" ", target)); - if (dns_rdatatype_isknown(t)) { - RETERR(dns_rdatatype_totext(t, - target)); - } else { - char buf[sizeof("65535")]; - sprintf(buf, "%u", t); - RETERR(str_totext(buf, - target)); - } - } - } - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -fromwire_nxt(ARGS_FROMWIRE) { - isc_region_t sr; - dns_name_t name; - - REQUIRE(type == 30); - - UNUSED(type); - UNUSED(rdclass); - - dns_decompress_setmethods(dctx, DNS_COMPRESS_NONE); - - dns_name_init(&name, NULL); - RETERR(dns_name_fromwire(&name, source, dctx, options, target)); - - isc_buffer_activeregion(source, &sr); - if (sr.length > 0 && (sr.base[0] & 0x80) == 0 && - ((sr.length > 16) || sr.base[sr.length - 1] == 0)) - return (DNS_R_BADBITMAP); - RETERR(mem_tobuffer(target, sr.base, sr.length)); - isc_buffer_forward(source, sr.length); - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -towire_nxt(ARGS_TOWIRE) { - isc_region_t sr; - dns_name_t name; - dns_offsets_t offsets; - - REQUIRE(rdata->type == 30); - REQUIRE(rdata->length != 0); - - dns_compress_setmethods(cctx, DNS_COMPRESS_NONE); - dns_name_init(&name, offsets); - dns_rdata_toregion(rdata, &sr); - dns_name_fromregion(&name, &sr); - isc_region_consume(&sr, name_length(&name)); - RETERR(dns_name_towire(&name, cctx, target)); - - return (mem_tobuffer(target, sr.base, sr.length)); -} - -static inline int -compare_nxt(ARGS_COMPARE) { - isc_region_t r1; - isc_region_t r2; - dns_name_t name1; - dns_name_t name2; - int order; - - REQUIRE(rdata1->type == rdata2->type); - REQUIRE(rdata1->rdclass == rdata2->rdclass); - REQUIRE(rdata1->type == 30); - REQUIRE(rdata1->length != 0); - REQUIRE(rdata2->length != 0); - - dns_name_init(&name1, NULL); - dns_name_init(&name2, NULL); - dns_rdata_toregion(rdata1, &r1); - dns_rdata_toregion(rdata2, &r2); - dns_name_fromregion(&name1, &r1); - dns_name_fromregion(&name2, &r2); - order = dns_name_rdatacompare(&name1, &name2); - if (order != 0) - return (order); - - return (isc_region_compare(&r1, &r2)); -} - -static inline isc_result_t -fromstruct_nxt(ARGS_FROMSTRUCT) { - dns_rdata_nxt_t *nxt = source; - isc_region_t region; - - REQUIRE(type == 30); - REQUIRE(source != NULL); - REQUIRE(nxt->common.rdtype == type); - REQUIRE(nxt->common.rdclass == rdclass); - REQUIRE(nxt->typebits != NULL || nxt->len == 0); - if (nxt->typebits != NULL && (nxt->typebits[0] & 0x80) == 0) { - REQUIRE(nxt->len <= 16); - REQUIRE(nxt->typebits[nxt->len - 1] != 0); - } - - UNUSED(type); - UNUSED(rdclass); - - dns_name_toregion(&nxt->next, ®ion); - RETERR(isc_buffer_copyregion(target, ®ion)); - - return (mem_tobuffer(target, nxt->typebits, nxt->len)); -} - -static inline isc_result_t -tostruct_nxt(ARGS_TOSTRUCT) { - isc_region_t region; - dns_rdata_nxt_t *nxt = target; - dns_name_t name; - - REQUIRE(rdata->type == 30); - REQUIRE(target != NULL); - REQUIRE(rdata->length != 0); - - nxt->common.rdclass = rdata->rdclass; - nxt->common.rdtype = rdata->type; - ISC_LINK_INIT(&nxt->common, link); - - dns_name_init(&name, NULL); - dns_rdata_toregion(rdata, ®ion); - dns_name_fromregion(&name, ®ion); - isc_region_consume(®ion, name_length(&name)); - dns_name_init(&nxt->next, NULL); - RETERR(name_duporclone(&name, mctx, &nxt->next)); - - nxt->len = region.length; - nxt->typebits = mem_maybedup(mctx, region.base, region.length); - if (nxt->typebits == NULL) - goto cleanup; - - nxt->mctx = mctx; - return (ISC_R_SUCCESS); - - cleanup: - if (mctx != NULL) - dns_name_free(&nxt->next, mctx); - return (ISC_R_NOMEMORY); -} - -static inline void -freestruct_nxt(ARGS_FREESTRUCT) { - dns_rdata_nxt_t *nxt = source; - - REQUIRE(source != NULL); - REQUIRE(nxt->common.rdtype == 30); - - if (nxt->mctx == NULL) - return; - - dns_name_free(&nxt->next, nxt->mctx); - if (nxt->typebits != NULL) - isc_mem_free(nxt->mctx, nxt->typebits); - nxt->mctx = NULL; -} - -static inline isc_result_t -additionaldata_nxt(ARGS_ADDLDATA) { - REQUIRE(rdata->type == 30); - - UNUSED(rdata); - UNUSED(add); - UNUSED(arg); - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -digest_nxt(ARGS_DIGEST) { - isc_region_t r; - dns_name_t name; - isc_result_t result; - - REQUIRE(rdata->type == 30); - - dns_rdata_toregion(rdata, &r); - dns_name_init(&name, NULL); - dns_name_fromregion(&name, &r); - result = dns_name_digest(&name, digest, arg); - if (result != ISC_R_SUCCESS) - return (result); - isc_region_consume(&r, name_length(&name)); - - return ((digest)(arg, &r)); -} - -static inline isc_boolean_t -checkowner_nxt(ARGS_CHECKOWNER) { - - REQUIRE(type == 30); - - UNUSED(name); - UNUSED(type); - UNUSED(rdclass); - UNUSED(wildcard); - - return (ISC_TRUE); -} - -static inline isc_boolean_t -checknames_nxt(ARGS_CHECKNAMES) { - - REQUIRE(rdata->type == 30); - - UNUSED(rdata); - UNUSED(owner); - UNUSED(bad); - - return (ISC_TRUE); -} - -#endif /* RDATA_GENERIC_NXT_30_C */ |