diff options
Diffstat (limited to 'lib/dns/rdata/generic/mf_4.c')
| -rw-r--r-- | lib/dns/rdata/generic/mf_4.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/mf_4.c b/lib/dns/rdata/generic/mf_4.c new file mode 100644 index 00000000..f1614b09 --- /dev/null +++ b/lib/dns/rdata/generic/mf_4.c @@ -0,0 +1,191 @@ +/* + * Copyright (C) 1998, 1999, 2000 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 INTERNET SOFTWARE CONSORTIUM DISCLAIMS + * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE + * CONSORTIUM 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: mf_4.c,v 1.19 2000/02/03 23:43:01 halley Exp $ */ + +#ifndef RDATA_GENERIC_MF_4_C +#define RDATA_GENERIC_MF_4_C + +static inline isc_result_t +fromtext_mf(dns_rdataclass_t rdclass, dns_rdatatype_t type, + isc_lex_t *lexer, dns_name_t *origin, + isc_boolean_t downcase, isc_buffer_t *target) +{ + isc_token_t token; + dns_name_t name; + isc_buffer_t buffer; + + REQUIRE(type == 4); + + rdclass = rdclass; /*unused*/ + + RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE)); + + dns_name_init(&name, NULL); + buffer_fromregion(&buffer, &token.value.as_region, + ISC_BUFFERTYPE_TEXT); + origin = (origin != NULL) ? origin : dns_rootname; + return (dns_name_fromtext(&name, &buffer, origin, downcase, target)); +} + +static inline isc_result_t +totext_mf(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx, + isc_buffer_t *target) +{ + isc_region_t region; + dns_name_t name; + dns_name_t prefix; + isc_boolean_t sub; + + REQUIRE(rdata->type == 4); + + dns_name_init(&name, NULL); + dns_name_init(&prefix, NULL); + + dns_rdata_toregion(rdata, ®ion); + dns_name_fromregion(&name, ®ion); + + sub = name_prefix(&name, tctx->origin, &prefix); + + return (dns_name_totext(&prefix, sub, target)); +} + +static inline isc_result_t +fromwire_mf(dns_rdataclass_t rdclass, dns_rdatatype_t type, + isc_buffer_t *source, dns_decompress_t *dctx, + isc_boolean_t downcase, isc_buffer_t *target) +{ + dns_name_t name; + + REQUIRE(type == 4); + + rdclass = rdclass; /*unused*/ + + if (dns_decompress_edns(dctx) >= 1 || !dns_decompress_strict(dctx)) + dns_decompress_setmethods(dctx, DNS_COMPRESS_ALL); + else + dns_decompress_setmethods(dctx, DNS_COMPRESS_GLOBAL14); + + dns_name_init(&name, NULL); + return (dns_name_fromwire(&name, source, dctx, downcase, target)); +} + +static inline isc_result_t +towire_mf(dns_rdata_t *rdata, dns_compress_t *cctx, isc_buffer_t *target) { + dns_name_t name; + isc_region_t region; + + REQUIRE(rdata->type == 4); + + if (dns_compress_getedns(cctx) >= 1) + dns_compress_setmethods(cctx, DNS_COMPRESS_ALL); + else + dns_compress_setmethods(cctx, DNS_COMPRESS_GLOBAL14); + + dns_name_init(&name, NULL); + dns_rdata_toregion(rdata, ®ion); + dns_name_fromregion(&name, ®ion); + + return (dns_name_towire(&name, cctx, target)); +} + +static inline int +compare_mf(dns_rdata_t *rdata1, dns_rdata_t *rdata2) { + dns_name_t name1; + dns_name_t name2; + isc_region_t region1; + isc_region_t region2; + + REQUIRE(rdata1->type == rdata2->type); + REQUIRE(rdata1->rdclass == rdata2->rdclass); + REQUIRE(rdata1->type == 4); + + dns_name_init(&name1, NULL); + dns_name_init(&name2, NULL); + + dns_rdata_toregion(rdata1, ®ion1); + dns_rdata_toregion(rdata2, ®ion2); + + dns_name_fromregion(&name1, ®ion1); + dns_name_fromregion(&name2, ®ion2); + + return (dns_name_rdatacompare(&name1, &name2)); +} + +static inline isc_result_t +fromstruct_mf(dns_rdataclass_t rdclass, dns_rdatatype_t type, void *source, + isc_buffer_t *target) +{ + + REQUIRE(type == 4); + + rdclass = rdclass; /*unused*/ + + source = source; + target = target; + + return (DNS_R_NOTIMPLEMENTED); +} + +static inline isc_result_t +tostruct_mf(dns_rdata_t *rdata, void *target, isc_mem_t *mctx) { + + REQUIRE(rdata->type == 4); + + target = target; + mctx = mctx; + + return (DNS_R_NOTIMPLEMENTED); +} + +static inline void +freestruct_mf(void *source) { + REQUIRE(source != NULL); + REQUIRE(ISC_FALSE); /*XXX*/ +} + +static inline isc_result_t +additionaldata_mf(dns_rdata_t *rdata, dns_additionaldatafunc_t add, + void *arg) +{ + dns_name_t name; + isc_region_t region; + + REQUIRE(rdata->type == 4); + + dns_name_init(&name, NULL); + dns_rdata_toregion(rdata, ®ion); + dns_name_fromregion(&name, ®ion); + + return ((add)(arg, &name, dns_rdatatype_a)); +} + +static inline isc_result_t +digest_mf(dns_rdata_t *rdata, dns_digestfunc_t digest, void *arg) { + isc_region_t r; + dns_name_t name; + + REQUIRE(rdata->type == 4); + + dns_rdata_toregion(rdata, &r); + dns_name_init(&name, NULL); + dns_name_fromregion(&name, &r); + + return (dns_name_digest(&name, digest, arg)); +} + +#endif /* RDATA_GENERIC_MF_4_C */ |