diff options
Diffstat (limited to 'contrib/bind9/lib/dns/rdata/generic/hip_55.c')
| -rw-r--r-- | contrib/bind9/lib/dns/rdata/generic/hip_55.c | 506 |
1 files changed, 0 insertions, 506 deletions
diff --git a/contrib/bind9/lib/dns/rdata/generic/hip_55.c b/contrib/bind9/lib/dns/rdata/generic/hip_55.c deleted file mode 100644 index 5a5140f..0000000 --- a/contrib/bind9/lib/dns/rdata/generic/hip_55.c +++ /dev/null @@ -1,506 +0,0 @@ -/* - * Copyright (C) 2009, 2011 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. - */ - -/* $Id: hip_55.c,v 1.8 2011/01/13 04:59:26 tbox Exp $ */ - -/* reviewed: TBC */ - -/* RFC 5205 */ - -#ifndef RDATA_GENERIC_HIP_5_C -#define RDATA_GENERIC_HIP_5_C - -#define RRTYPE_HIP_ATTRIBUTES (0) - -static inline isc_result_t -fromtext_hip(ARGS_FROMTEXT) { - isc_token_t token; - dns_name_t name; - isc_buffer_t buffer; - isc_buffer_t hit_len; - isc_buffer_t key_len; - unsigned char *start; - size_t len; - - REQUIRE(type == 55); - - UNUSED(type); - UNUSED(rdclass); - UNUSED(callbacks); - - /* - * Dummy HIT len. - */ - hit_len = *target; - RETERR(uint8_tobuffer(0, target)); - - /* - * Algorithm. - */ - 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)); - - /* - * Dummy KEY len. - */ - key_len = *target; - RETERR(uint16_tobuffer(0, target)); - - /* - * HIT (base16). - */ - start = isc_buffer_used(target); - RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, - ISC_FALSE)); - RETTOK(isc_hex_decodestring(DNS_AS_STR(token), target)); - - /* - * Fill in HIT len. - */ - len = (unsigned char *)isc_buffer_used(target) - start; - if (len > 0xffU) - RETTOK(ISC_R_RANGE); - RETERR(uint8_tobuffer(len, &hit_len)); - - /* - * Public key (base64). - */ - start = isc_buffer_used(target); - RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, - ISC_FALSE)); - RETTOK(isc_base64_decodestring(DNS_AS_STR(token), target)); - - /* - * Fill in KEY len. - */ - len = (unsigned char *)isc_buffer_used(target) - start; - if (len > 0xffffU) - RETTOK(ISC_R_RANGE); - RETERR(uint16_tobuffer(len, &key_len)); - - /* - * Rendezvous Servers. - */ - dns_name_init(&name, NULL); - do { - RETERR(isc_lex_getmastertoken(lexer, &token, - isc_tokentype_string, - ISC_TRUE)); - if (token.type != isc_tokentype_string) - break; - buffer_fromregion(&buffer, &token.value.as_region); - origin = (origin != NULL) ? origin : dns_rootname; - RETTOK(dns_name_fromtext(&name, &buffer, origin, options, - target)); - } while (1); - - /* - * Let upper layer handle eol/eof. - */ - isc_lex_ungettoken(lexer, &token); - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -totext_hip(ARGS_TOTEXT) { - isc_region_t region; - dns_name_t name; - size_t length, key_len, hit_len; - unsigned char algorithm; - char buf[sizeof("225 ")]; - - REQUIRE(rdata->type == 55); - REQUIRE(rdata->length != 0); - - dns_rdata_toregion(rdata, ®ion); - - hit_len = uint8_fromregion(®ion); - isc_region_consume(®ion, 1); - - algorithm = uint8_fromregion(®ion); - isc_region_consume(®ion, 1); - - key_len = uint16_fromregion(®ion); - isc_region_consume(®ion, 2); - - if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) - RETERR(str_totext("( ", target)); - - /* - * Algorithm - */ - sprintf(buf, "%u ", algorithm); - RETERR(str_totext(buf, target)); - - /* - * HIT. - */ - INSIST(hit_len < region.length); - length = region.length; - region.length = hit_len; - RETERR(isc_hex_totext(®ion, 1, "", target)); - region.length = length - hit_len; - RETERR(str_totext(tctx->linebreak, target)); - - /* - * Public KEY. - */ - INSIST(key_len <= region.length); - length = region.length; - region.length = key_len; - RETERR(isc_base64_totext(®ion, 1, "", target)); - region.length = length - key_len; - RETERR(str_totext(tctx->linebreak, target)); - - /* - * Rendezvous Servers. - */ - dns_name_init(&name, NULL); - while (region.length > 0) { - dns_name_fromregion(&name, ®ion); - - RETERR(dns_name_totext(&name, ISC_FALSE, target)); - isc_region_consume(®ion, name.length); - if (region.length > 0) - RETERR(str_totext(tctx->linebreak, target)); - } - if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0) - RETERR(str_totext(" )", target)); - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -fromwire_hip(ARGS_FROMWIRE) { - isc_region_t region, rr; - dns_name_t name; - isc_uint8_t hit_len; - isc_uint16_t key_len; - - REQUIRE(type == 55); - - UNUSED(type); - UNUSED(rdclass); - - isc_buffer_activeregion(source, ®ion); - if (region.length < 4U) - RETERR(DNS_R_FORMERR); - - rr = region; - hit_len = uint8_fromregion(®ion); - if (hit_len == 0) - RETERR(DNS_R_FORMERR); - isc_region_consume(®ion, 2); /* hit length + algorithm */ - key_len = uint16_fromregion(®ion); - if (key_len == 0) - RETERR(DNS_R_FORMERR); - isc_region_consume(®ion, 2); - if (region.length < (unsigned) (hit_len + key_len)) - RETERR(DNS_R_FORMERR); - - RETERR(mem_tobuffer(target, rr.base, 4 + hit_len + key_len)); - isc_buffer_forward(source, 4 + hit_len + key_len); - - dns_decompress_setmethods(dctx, DNS_COMPRESS_NONE); - while (isc_buffer_activelength(source) > 0) { - dns_name_init(&name, NULL); - RETERR(dns_name_fromwire(&name, source, dctx, options, target)); - } - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -towire_hip(ARGS_TOWIRE) { - isc_region_t region; - - REQUIRE(rdata->type == 55); - REQUIRE(rdata->length != 0); - - UNUSED(cctx); - - dns_rdata_toregion(rdata, ®ion); - return (mem_tobuffer(target, region.base, region.length)); -} - -static inline int -compare_hip(ARGS_COMPARE) { - isc_region_t region1; - isc_region_t region2; - - REQUIRE(rdata1->type == rdata2->type); - REQUIRE(rdata1->rdclass == rdata2->rdclass); - REQUIRE(rdata1->type == 55); - REQUIRE(rdata1->length != 0); - REQUIRE(rdata2->length != 0); - - dns_rdata_toregion(rdata1, ®ion1); - dns_rdata_toregion(rdata2, ®ion2); - return (isc_region_compare(®ion1, ®ion2)); -} - -static inline isc_result_t -fromstruct_hip(ARGS_FROMSTRUCT) { - dns_rdata_hip_t *hip = source; - dns_rdata_hip_t myhip; - isc_result_t result; - - REQUIRE(type == 55); - REQUIRE(source != NULL); - REQUIRE(hip->common.rdtype == type); - REQUIRE(hip->common.rdclass == rdclass); - REQUIRE(hip->hit_len > 0 && hip->hit != NULL); - REQUIRE(hip->key_len > 0 && hip->key != NULL); - REQUIRE((hip->servers == NULL && hip->servers_len == 0) || - (hip->servers != NULL && hip->servers_len != 0)); - - UNUSED(type); - UNUSED(rdclass); - - RETERR(uint8_tobuffer(hip->hit_len, target)); - RETERR(uint8_tobuffer(hip->algorithm, target)); - RETERR(uint16_tobuffer(hip->key_len, target)); - RETERR(mem_tobuffer(target, hip->hit, hip->hit_len)); - RETERR(mem_tobuffer(target, hip->key, hip->key_len)); - - myhip = *hip; - for (result = dns_rdata_hip_first(&myhip); - result == ISC_R_SUCCESS; - result = dns_rdata_hip_next(&myhip)) - /* empty */; - - return(mem_tobuffer(target, hip->servers, hip->servers_len)); -} - -static inline isc_result_t -tostruct_hip(ARGS_TOSTRUCT) { - isc_region_t region; - dns_rdata_hip_t *hip = target; - - REQUIRE(rdata->type == 55); - REQUIRE(target != NULL); - REQUIRE(rdata->length != 0); - - hip->common.rdclass = rdata->rdclass; - hip->common.rdtype = rdata->type; - ISC_LINK_INIT(&hip->common, link); - - dns_rdata_toregion(rdata, ®ion); - - hip->hit_len = uint8_fromregion(®ion); - isc_region_consume(®ion, 1); - - hip->algorithm = uint8_fromregion(®ion); - isc_region_consume(®ion, 1); - - hip->key_len = uint16_fromregion(®ion); - isc_region_consume(®ion, 2); - - hip->hit = hip->key = hip->servers = NULL; - - hip->hit = mem_maybedup(mctx, region.base, hip->hit_len); - if (hip->hit == NULL) - goto cleanup; - isc_region_consume(®ion, hip->hit_len); - - hip->key = mem_maybedup(mctx, region.base, hip->key_len); - if (hip->key == NULL) - goto cleanup; - isc_region_consume(®ion, hip->key_len); - - hip->servers_len = region.length; - if (hip->servers_len != 0) { - hip->servers = mem_maybedup(mctx, region.base, region.length); - if (hip->servers == NULL) - goto cleanup; - } - - hip->offset = hip->servers_len; - hip->mctx = mctx; - return (ISC_R_SUCCESS); - - cleanup: - if (hip->hit != NULL) - isc_mem_free(mctx, hip->hit); - if (hip->key != NULL) - isc_mem_free(mctx, hip->key); - if (hip->servers != NULL) - isc_mem_free(mctx, hip->servers); - return (ISC_R_NOMEMORY); - -} - -static inline void -freestruct_hip(ARGS_FREESTRUCT) { - dns_rdata_hip_t *hip = source; - - REQUIRE(source != NULL); - - if (hip->mctx == NULL) - return; - - isc_mem_free(hip->mctx, hip->hit); - isc_mem_free(hip->mctx, hip->key); - if (hip->servers != NULL) - isc_mem_free(hip->mctx, hip->servers); - hip->mctx = NULL; -} - -static inline isc_result_t -additionaldata_hip(ARGS_ADDLDATA) { - UNUSED(rdata); - UNUSED(add); - UNUSED(arg); - - REQUIRE(rdata->type == 55); - - return (ISC_R_SUCCESS); -} - -static inline isc_result_t -digest_hip(ARGS_DIGEST) { - isc_region_t r; - - REQUIRE(rdata->type == 55); - - dns_rdata_toregion(rdata, &r); - return ((digest)(arg, &r)); -} - -static inline isc_boolean_t -checkowner_hip(ARGS_CHECKOWNER) { - - REQUIRE(type == 55); - - UNUSED(name); - UNUSED(type); - UNUSED(rdclass); - UNUSED(wildcard); - - return (ISC_TRUE); -} - -static inline isc_boolean_t -checknames_hip(ARGS_CHECKNAMES) { - - REQUIRE(rdata->type == 55); - - UNUSED(rdata); - UNUSED(owner); - UNUSED(bad); - - return (ISC_TRUE); -} - -isc_result_t -dns_rdata_hip_first(dns_rdata_hip_t *hip) { - if (hip->servers_len == 0) - return (ISC_R_NOMORE); - hip->offset = 0; - return (ISC_R_SUCCESS); -} - -isc_result_t -dns_rdata_hip_next(dns_rdata_hip_t *hip) { - isc_region_t region; - dns_name_t name; - - if (hip->offset >= hip->servers_len) - return (ISC_R_NOMORE); - - region.base = hip->servers + hip->offset; - region.length = hip->servers_len - hip->offset; - dns_name_init(&name, NULL); - dns_name_fromregion(&name, ®ion); - hip->offset += name.length; - INSIST(hip->offset <= hip->servers_len); - return (ISC_R_SUCCESS); -} - -void -dns_rdata_hip_current(dns_rdata_hip_t *hip, dns_name_t *name) { - isc_region_t region; - - REQUIRE(hip->offset < hip->servers_len); - - region.base = hip->servers + hip->offset; - region.length = hip->servers_len - hip->offset; - dns_name_fromregion(name, ®ion); - - INSIST(name->length + hip->offset <= hip->servers_len); -} - -static inline int -casecompare_hip(ARGS_COMPARE) { - isc_region_t r1; - isc_region_t r2; - dns_name_t name1; - dns_name_t name2; - int order; - isc_uint8_t hit_len; - isc_uint16_t key_len; - - REQUIRE(rdata1->type == rdata2->type); - REQUIRE(rdata1->rdclass == rdata2->rdclass); - REQUIRE(rdata1->type == 55); - REQUIRE(rdata1->length != 0); - REQUIRE(rdata2->length != 0); - - dns_rdata_toregion(rdata1, &r1); - dns_rdata_toregion(rdata2, &r2); - - INSIST(r1.length > 4); - INSIST(r2.length > 4); - r1.length = 4; - r2.length = 4; - order = isc_region_compare(&r1, &r2); - if (order != 0) - return (order); - - hit_len = uint8_fromregion(&r1); - isc_region_consume(&r1, 2); /* hit length + algorithm */ - key_len = uint16_fromregion(&r1); - - dns_rdata_toregion(rdata1, &r1); - dns_rdata_toregion(rdata2, &r2); - isc_region_consume(&r1, 4); - isc_region_consume(&r2, 4); - INSIST(r1.length >= (unsigned) (hit_len + key_len)); - INSIST(r2.length >= (unsigned) (hit_len + key_len)); - order = isc_region_compare(&r1, &r2); - if (order != 0) - return (order); - isc_region_consume(&r1, hit_len + key_len); - isc_region_consume(&r2, hit_len + key_len); - - dns_name_init(&name1, NULL); - dns_name_init(&name2, NULL); - while (r1.length != 0 && r2.length != 0) { - dns_name_fromregion(&name1, &r1); - dns_name_fromregion(&name2, &r2); - order = dns_name_rdatacompare(&name1, &name2); - if (order != 0) - return (order); - - isc_region_consume(&r1, name_length(&name1)); - isc_region_consume(&r2, name_length(&name2)); - } - return (isc_region_compare(&r1, &r2)); -} - -#endif /* RDATA_GENERIC_HIP_5_C */ |
