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C++ dns_rdata_toregion函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中dns_rdata_toregion函数的典型用法代码示例。如果您正苦于以下问题：C++ dns_rdata_toregion函数的具体用法？C++ dns_rdata_toregion怎么用？C++ dns_rdata_toregion使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了dns_rdata_toregion函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: towire_rrsig

static inline isc_result_t
towire_rrsig(ARGS_TOWIRE) {
	isc_region_t sr;
	dns_name_t name;
	dns_offsets_t offsets;

	REQUIRE(rdata->type == 46);
	REQUIRE(rdata->length != 0);

	dns_compress_setmethods(cctx, DNS_COMPRESS_NONE);
	dns_rdata_toregion(rdata, &sr);
	/*
	 * type covered: 2
	 * algorithm: 1
	 * labels: 1
	 * original ttl: 4
	 * signature expiration: 4
	 * time signed: 4
	 * key footprint: 2
	 */
	RETERR(mem_tobuffer(target, sr.base, 18));
	isc_region_consume(&sr, 18);

	/*
	 * Signer.
	 */
	dns_name_init(&name, offsets);
	dns_name_fromregion(&name, &sr);
	isc_region_consume(&sr, name_length(&name));
	RETERR(dns_name_towire(&name, cctx, target));

	/*
	 * Signature.
	 */
	return (mem_tobuffer(target, sr.base, sr.length));
}
开发者ID:OPSF，项目名称:uClinux，代码行数:36，代码来源:rrsig_46.c


示例2: tostruct_isdn

static inline isc_result_t
tostruct_isdn(ARGS_TOSTRUCT) {
	dns_rdata_isdn_t *isdn = target;
	isc_region_t r;

	REQUIRE(rdata->type == 20);
	REQUIRE(target != NULL);
	REQUIRE(rdata->length != 0);

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

	dns_rdata_toregion(rdata, &r);

	isdn->isdn_len = uint8_fromregion(&r);
	isc_region_consume(&r, 1);
	isdn->isdn = mem_maybedup(mctx, r.base, isdn->isdn_len);
	if (isdn->isdn == NULL)
		return (ISC_R_NOMEMORY);
	isc_region_consume(&r, isdn->isdn_len);

	isdn->subaddress_len = uint8_fromregion(&r);
	isc_region_consume(&r, 1);
	isdn->subaddress = mem_maybedup(mctx, r.base, isdn->subaddress_len);
	if (isdn->subaddress == NULL)
		goto cleanup;

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

 cleanup:
	if (mctx != NULL && isdn->isdn != NULL)
		isc_mem_free(mctx, isdn->isdn);
	return (ISC_R_NOMEMORY);
}
开发者ID:KaiToTo，项目名称:freebsd，代码行数:36，代码来源:isdn_20.c


示例3: totext_afsdb

static inline isc_result_t
totext_afsdb(ARGS_TOTEXT) {
	dns_name_t name;
	dns_name_t prefix;
	isc_region_t region;
	char buf[sizeof("64000 ")];
	isc_boolean_t sub;
	unsigned int num;

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

	dns_name_init(&name, NULL);
	dns_name_init(&prefix, NULL);

	dns_rdata_toregion(rdata, &region);
	num = uint16_fromregion(&region);
	isc_region_consume(&region, 2);
	sprintf(buf, "%u ", num);
	RETERR(str_totext(buf, target));
	dns_name_fromregion(&name, &region);
	sub = name_prefix(&name, tctx->origin, &prefix);
	return (dns_name_totext(&prefix, sub, target));
}
开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:24，代码来源:afsdb_18.c


示例4: towire_afsdb

static inline isc_result_t
towire_afsdb(ARGS_TOWIRE) {
	isc_region_t tr;
	isc_region_t sr;
	dns_name_t name;
	dns_offsets_t offsets;

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

	dns_compress_setmethods(cctx, DNS_COMPRESS_NONE);
	isc_buffer_availableregion(target, &tr);
	dns_rdata_toregion(rdata, &sr);
	if (tr.length < 2)
		return (ISC_R_NOSPACE);
	memmove(tr.base, sr.base, 2);
	isc_region_consume(&sr, 2);
	isc_buffer_add(target, 2);

	dns_name_init(&name, offsets);
	dns_name_fromregion(&name, &sr);

	return (dns_name_towire(&name, cctx, target));
}
开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:24，代码来源:afsdb_18.c


示例5: towire_in_srv

static inline isc_result_t
towire_in_srv(ARGS_TOWIRE) {
	dns_name_t name;
	dns_offsets_t offsets;
	isc_region_t sr;

	REQUIRE(rdata->type == 33);
	REQUIRE(rdata->length != 0);

	dns_compress_setmethods(cctx, DNS_COMPRESS_NONE);
	/*
	 * Priority, weight, port.
	 */
	dns_rdata_toregion(rdata, &sr);
	RETERR(mem_tobuffer(target, sr.base, 6));
	isc_region_consume(&sr, 6);

	/*
	 * Target.
	 */
	dns_name_init(&name, offsets);
	dns_name_fromregion(&name, &sr);
	return (dns_name_towire(&name, cctx, target));
}
开发者ID:miettal，项目名称:armadillo420_standard，代码行数:24，代码来源:srv_33.c


示例6: tostruct_mx

static inline isc_result_t
tostruct_mx(ARGS_TOSTRUCT) {
	isc_region_t region;
	dns_rdata_mx_t *mx = target;
	dns_name_t name;

	REQUIRE(rdata->type == 15);
	REQUIRE(target != NULL);
	REQUIRE(rdata->length != 0);

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

	dns_name_init(&name, NULL);
	dns_rdata_toregion(rdata, &region);
	mx->pref = uint16_fromregion(&region);
	isc_region_consume(&region, 2);
	dns_name_fromregion(&name, &region);
	dns_name_init(&mx->mx, NULL);
	RETERR(name_duporclone(&name, mctx, &mx->mx));
	mx->mctx = mctx;
	return (ISC_R_SUCCESS);
}
开发者ID:enukane，项目名称:netbsd-src，代码行数:24，代码来源:mx_15.c


示例7: totext_dnskey

static inline isc_result_t
totext_dnskey(ARGS_TOTEXT) {
	isc_region_t sr;
	char buf[sizeof("64000")];
	unsigned int flags;
	unsigned char algorithm;
	char algbuf[DNS_NAME_FORMATSIZE];
	const char *keyinfo;

	REQUIRE(rdata->type == 48);
	REQUIRE(rdata->length != 0);

	dns_rdata_toregion(rdata, &sr);

	/* flags */
	flags = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%u", flags);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));
	if ((flags & DNS_KEYFLAG_KSK) != 0) {
		if (flags & DNS_KEYFLAG_REVOKE)
			keyinfo = "revoked KSK";
		else
			keyinfo = "KSK";
	} else
		keyinfo = "ZSK";

	/* protocol */
	sprintf(buf, "%u", sr.base[0]);
	isc_region_consume(&sr, 1);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));

	/* algorithm */
	algorithm = sr.base[0];
	sprintf(buf, "%u", algorithm);
	isc_region_consume(&sr, 1);
	RETERR(str_totext(buf, target));

	/* No Key? */
	if ((flags & 0xc000) == 0xc000)
		return (ISC_R_SUCCESS);

	if ((tctx->flags & DNS_STYLEFLAG_RRCOMMENT) != 0 &&
	     algorithm == DNS_KEYALG_PRIVATEDNS) {
		dns_name_t name;
		dns_name_init(&name, NULL);
		dns_name_fromregion(&name, &sr);
		dns_name_format(&name, algbuf, sizeof(algbuf));
	} else {
		dns_secalg_format((dns_secalg_t) algorithm, algbuf,
				  sizeof(algbuf));
	}

	/* key */
	if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
		RETERR(str_totext(" (", target));
	RETERR(str_totext(tctx->linebreak, target));
	if (tctx->width == 0)   /* No splitting */
		RETERR(isc_base64_totext(&sr, 0, "", target));
	else
		RETERR(isc_base64_totext(&sr, tctx->width - 2,
					 tctx->linebreak, target));

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

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

	if ((tctx->flags & DNS_STYLEFLAG_RRCOMMENT) != 0) {
		isc_region_t tmpr;

		RETERR(str_totext(" ; ", target));
		RETERR(str_totext(keyinfo, target));
		RETERR(str_totext("; alg = ", target));
		RETERR(str_totext(algbuf, target));
		RETERR(str_totext("; key id = ", target));
		dns_rdata_toregion(rdata, &tmpr);
		sprintf(buf, "%u", dst_region_computeid(&tmpr, algorithm));
		RETERR(str_totext(buf, target));
	}
	return (ISC_R_SUCCESS);
}
开发者ID:w796933，项目名称:bind99damp，代码行数:87，代码来源:dnskey_48.c


示例8: totext_keydata

static inline isc_result_t
totext_keydata(ARGS_TOTEXT) {
	isc_region_t sr;
	char buf[sizeof("64000")];
	unsigned int flags;
	unsigned char algorithm;
	unsigned long refresh, add, remove;
	char algbuf[DNS_NAME_FORMATSIZE];
	const char *keyinfo;

	REQUIRE(rdata->type == 65533);

	if ((tctx->flags & DNS_STYLEFLAG_KEYDATA) == 0 || rdata->length < 16)
		return (unknown_totext(rdata, tctx, target));

	dns_rdata_toregion(rdata, &sr);

	/* refresh timer */
	refresh = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	RETERR(dns_time32_totext(refresh, target));
	RETERR(str_totext(" ", target));

	/* add hold-down */
	add = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	RETERR(dns_time32_totext(add, target));
	RETERR(str_totext(" ", target));

	/* remove hold-down */
	remove = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	RETERR(dns_time32_totext(remove, target));
	RETERR(str_totext(" ", target));

	/* flags */
	flags = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%u", flags);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));
	if ((flags & DNS_KEYFLAG_KSK) != 0) {
		if (flags & DNS_KEYFLAG_REVOKE)
			keyinfo = "revoked KSK";
		else
			keyinfo = "KSK";
	} else
		keyinfo = "ZSK";

	/* protocol */
	sprintf(buf, "%u", sr.base[0]);
	isc_region_consume(&sr, 1);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));

	/* algorithm */
	algorithm = sr.base[0];
	sprintf(buf, "%u", algorithm);
	isc_region_consume(&sr, 1);
	RETERR(str_totext(buf, target));

	/* No Key? */
	if ((flags & 0xc000) == 0xc000)
		return (ISC_R_SUCCESS);

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

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

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

	if ((tctx->flags & DNS_STYLEFLAG_RRCOMMENT) != 0) {
		isc_region_t tmpr;
		char rbuf[ISC_FORMATHTTPTIMESTAMP_SIZE];
		char abuf[ISC_FORMATHTTPTIMESTAMP_SIZE];
		char dbuf[ISC_FORMATHTTPTIMESTAMP_SIZE];
		isc_time_t t;

		RETERR(str_totext(" ; ", target));
		RETERR(str_totext(keyinfo, target));
		dns_secalg_format((dns_secalg_t) algorithm, algbuf,
				  sizeof(algbuf));
		RETERR(str_totext("; alg = ", target));
		RETERR(str_totext(algbuf, target));
		RETERR(str_totext("; key id = ", target));
		dns_rdata_toregion(rdata, &tmpr);
		/* Skip over refresh, addhd, and removehd */
		isc_region_consume(&tmpr, 12);
//.........这里部分代码省略.........
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:101，代码来源:keydata_65533.c


示例9: totext_nsec3

static inline isc_result_t
totext_nsec3(ARGS_TOTEXT) {
	isc_region_t sr;
	unsigned int i, j;
	unsigned char hash;
	unsigned char flags;
	char buf[sizeof("TYPE65535")];
	isc_uint32_t iterations;

	REQUIRE(rdata->type == dns_rdatatype_nsec3);
	REQUIRE(rdata->length != 0);

	dns_rdata_toregion(rdata, &sr);

	/* Hash */
	hash = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);
	sprintf(buf, "%u ", hash);
	RETERR(str_totext(buf, target));

	/* Flags */
	flags = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);
	sprintf(buf, "%u ", flags);
	RETERR(str_totext(buf, target));

	/* Iterations */
	iterations = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%u ", iterations);
	RETERR(str_totext(buf, target));

	/* Salt */
	j = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);
	INSIST(j <= sr.length);

	if (j != 0) {
		i = sr.length;
		sr.length = j;
		RETERR(isc_hex_totext(&sr, 1, "", target));
		sr.length = i - j;
	} else
		RETERR(str_totext("-", target));

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

	/* Next hash */
	j = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);
	INSIST(j <= sr.length);

	i = sr.length;
	sr.length = j;
	RETERR(isc_base32hexnp_totext(&sr, 1, "", target));
	sr.length = i - j;

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

	RETERR(typemap_totext(&sr, tctx, target));

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

	return (ISC_R_SUCCESS);
}
开发者ID:NZRS，项目名称:bind9-collab，代码行数:69，代码来源:nsec3_50.c


示例10: tostruct_tkey

static inline isc_result_t
tostruct_tkey(ARGS_TOSTRUCT) {
	dns_rdata_tkey_t *tkey = target;
	dns_name_t alg;
	isc_region_t sr;

	REQUIRE(rdata->type == 249);
	REQUIRE(target != NULL);
	REQUIRE(rdata->length != 0);

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

	dns_rdata_toregion(rdata, &sr);

	/*
	 * Algorithm Name.
	 */
	dns_name_init(&alg, NULL);
	dns_name_fromregion(&alg, &sr);
	dns_name_init(&tkey->algorithm, NULL);
	RETERR(name_duporclone(&alg, mctx, &tkey->algorithm));
	isc_region_consume(&sr, name_length(&tkey->algorithm));

	/*
	 * Inception.
	 */
	tkey->inception = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);

	/*
	 * Expire.
	 */
	tkey->expire = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);

	/*
	 * Mode.
	 */
	tkey->mode = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	/*
	 * Error.
	 */
	tkey->error = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	/*
	 * Key size.
	 */
	tkey->keylen = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	/*
	 * Key.
	 */
	tkey->key = mem_maybedup(mctx, sr.base, tkey->keylen);
	if (tkey->key == NULL)
		goto cleanup;
	isc_region_consume(&sr, tkey->keylen);

	/*
	 * Other size.
	 */
	tkey->otherlen = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	/*
	 * Other.
	 */
	tkey->other = mem_maybedup(mctx, sr.base, tkey->otherlen);
	if (tkey->other == NULL)
		goto cleanup;

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

 cleanup:
	if (mctx != NULL)
		dns_name_free(&tkey->algorithm, mctx);
	if (mctx != NULL && tkey->key != NULL)
		isc_mem_free(mctx, tkey->key);
	return (ISC_R_NOMEMORY);
}
开发者ID:2014-class，项目名称:freerouter，代码行数:86，代码来源:tkey_249.c


示例11: tostruct_sig

static inline isc_result_t
tostruct_sig(ARGS_TOSTRUCT) {
	isc_region_t sr;
	dns_rdata_sig_t *sig = target;
	dns_name_t signer;

	REQUIRE(rdata->type == dns_rdatatype_sig);
	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);

	/*
	 * Type covered.
	 */
	sig->covered = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	/*
	 * Algorithm.
	 */
	sig->algorithm = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);

	/*
	 * Labels.
	 */
	sig->labels = uint8_fromregion(&sr);
	isc_region_consume(&sr, 1);

	/*
	 * Original TTL.
	 */
	sig->originalttl = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);

	/*
	 * Expire time.
	 */
	sig->timeexpire = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);

	/*
	 * Time signed.
	 */
	sig->timesigned = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);

	/*
	 * Key ID.
	 */
	sig->keyid = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);

	dns_name_init(&signer, NULL);
	dns_name_fromregion(&signer, &sr);
	dns_name_init(&sig->signer, NULL);
	RETERR(name_duporclone(&signer, mctx, &sig->signer));
	isc_region_consume(&sr, name_length(&sig->signer));

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


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

 cleanup:
	if (mctx != NULL)
		dns_name_free(&sig->signer, mctx);
	return (ISC_R_NOMEMORY);
}
开发者ID:fatman2021，项目名称:netbsd-src，代码行数:81，代码来源:sig_24.c


示例12: totext_in_apl

static inline isc_result_t
totext_in_apl(ARGS_TOTEXT) {
	isc_region_t sr;
	isc_region_t ir;
	isc_uint16_t afi;
	isc_uint8_t prefix;
	isc_uint8_t len;
	isc_boolean_t neg;
	unsigned char buf[16];
	char txt[sizeof(" !64000:")];
	const char *sep = "";
	int n;

	REQUIRE(rdata->type == dns_rdatatype_apl);
	REQUIRE(rdata->rdclass == dns_rdataclass_in);

	UNUSED(tctx);

	dns_rdata_toregion(rdata, &sr);
	ir.base = buf;
	ir.length = sizeof(buf);

	while (sr.length > 0) {
		INSIST(sr.length >= 4);
		afi = uint16_fromregion(&sr);
		isc_region_consume(&sr, 2);
		prefix = *sr.base;
		isc_region_consume(&sr, 1);
		len = (*sr.base & 0x7f);
		neg = ISC_TF((*sr.base & 0x80) != 0);
		isc_region_consume(&sr, 1);
		INSIST(len <= sr.length);
		n = snprintf(txt, sizeof(txt), "%s%s%u:", sep,
			     neg ? "!" : "", afi);
		INSIST(n < (int)sizeof(txt));
		RETERR(str_totext(txt, target));
		switch (afi) {
		case 1:
			INSIST(len <= 4);
			INSIST(prefix <= 32);
			memset(buf, 0, sizeof(buf));
			memmove(buf, sr.base, len);
			RETERR(inet_totext(AF_INET, &ir, target));
			break;

		case 2:
			INSIST(len <= 16);
			INSIST(prefix <= 128);
			memset(buf, 0, sizeof(buf));
			memmove(buf, sr.base, len);
			RETERR(inet_totext(AF_INET6, &ir, target));
			break;

		default:
			return (ISC_R_NOTIMPLEMENTED);
		}
		n = snprintf(txt, sizeof(txt), "/%u", prefix);
		INSIST(n < (int)sizeof(txt));
		RETERR(str_totext(txt, target));
		isc_region_consume(&sr, len);
		sep = " ";
	}
	return (ISC_R_SUCCESS);
}
开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:64，代码来源:apl_42.c


示例13: totext_hip

static inline isc_result_t
totext_hip(ARGS_TOTEXT) {
	isc_region_t region;
	dns_name_t name;
	unsigned int length, key_len, hit_len;
	unsigned char algorithm;
	char buf[sizeof("225 ")];

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

	dns_rdata_toregion(rdata, &region);

	hit_len = uint8_fromregion(&region);
	isc_region_consume(&region, 1);

	algorithm = uint8_fromregion(&region);
	isc_region_consume(&region, 1);

	key_len = uint16_fromregion(&region);
	isc_region_consume(&region, 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(&region, 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(&region, 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, &region);

		RETERR(dns_name_totext(&name, ISC_FALSE, target));
		isc_region_consume(&region, 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);
}
开发者ID:chris-wood，项目名称:bind-prime，代码行数:67，代码来源:hip_55.c


示例14: tostruct_naptr

static inline isc_result_t
tostruct_naptr(ARGS_TOSTRUCT) {
	dns_rdata_naptr_t *naptr = target;
	isc_region_t r;
	isc_result_t result;
	dns_name_t name;

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

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

	naptr->flags = NULL;
	naptr->service = NULL;
	naptr->regexp = NULL;

	dns_rdata_toregion(rdata, &r);

	naptr->order = uint16_fromregion(&r);
	isc_region_consume(&r, 2);

	naptr->preference = uint16_fromregion(&r);
	isc_region_consume(&r, 2);

	naptr->flags_len = uint8_fromregion(&r);
	isc_region_consume(&r, 1);
	INSIST(naptr->flags_len <= r.length);
	naptr->flags = mem_maybedup(mctx, r.base, naptr->flags_len);
	if (naptr->flags == NULL)
		goto cleanup;
	isc_region_consume(&r, naptr->flags_len);

	naptr->service_len = uint8_fromregion(&r);
	isc_region_consume(&r, 1);
	INSIST(naptr->service_len <= r.length);
	naptr->service = mem_maybedup(mctx, r.base, naptr->service_len);
	if (naptr->service == NULL)
		goto cleanup;
	isc_region_consume(&r, naptr->service_len);

	naptr->regexp_len = uint8_fromregion(&r);
	isc_region_consume(&r, 1);
	INSIST(naptr->regexp_len <= r.length);
	naptr->regexp = mem_maybedup(mctx, r.base, naptr->regexp_len);
	if (naptr->regexp == NULL)
		goto cleanup;
	isc_region_consume(&r, naptr->regexp_len);

	dns_name_init(&name, NULL);
	dns_name_fromregion(&name, &r);
	dns_name_init(&naptr->replacement, NULL);
	result = name_duporclone(&name, mctx, &naptr->replacement);
	if (result != ISC_R_SUCCESS)
		goto cleanup;
	naptr->mctx = mctx;
	return (ISC_R_SUCCESS);

 cleanup:
	if (mctx != NULL && naptr->flags != NULL)
		isc_mem_free(mctx, naptr->flags);
	if (mctx != NULL && naptr->service != NULL)
		isc_mem_free(mctx, naptr->service);
	if (mctx != NULL && naptr->regexp != NULL)
		isc_mem_free(mctx, naptr->regexp);
	return (ISC_R_NOMEMORY);
}
开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:69，代码来源:naptr_35.c


示例15: compare_naptr

static inline int
compare_naptr(ARGS_COMPARE) {
	dns_name_t name1;
	dns_name_t name2;
	isc_region_t region1;
	isc_region_t region2;
	int order, len;

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

	dns_rdata_toregion(rdata1, &region1);
	dns_rdata_toregion(rdata2, &region2);

	/*
	 * Order, preference.
	 */
	order = memcmp(region1.base, region2.base, 4);
	if (order != 0)
		return (order < 0 ? -1 : 1);
	isc_region_consume(&region1, 4);
	isc_region_consume(&region2, 4);

	/*
	 * Flags.
	 */
	len = ISC_MIN(region1.base[0], region2.base[0]);
	order = memcmp(region1.base, region2.base, len + 1);
	if (order != 0)
		return (order < 0 ? -1 : 1);
	isc_region_consume(&region1, region1.base[0] + 1);
	isc_region_consume(&region2, region2.base[0] + 1);

	/*
	 * Service.
	 */
	len = ISC_MIN(region1.base[0], region2.base[0]);
	order = memcmp(region1.base, region2.base, len + 1);
	if (order != 0)
		return (order < 0 ? -1 : 1);
	isc_region_consume(&region1, region1.base[0] + 1);
	isc_region_consume(&region2, region2.base[0] + 1);

	/*
	 * Regexp.
	 */
	len = ISC_MIN(region1.base[0], region2.base[0]);
	order = memcmp(region1.base, region2.base, len + 1);
	if (order != 0)
		return (order < 0 ? -1 : 1);
	isc_region_consume(&region1, region1.base[0] + 1);
	isc_region_consume(&region2, region2.base[0] + 1);

	/*
	 * Replacement.
	 */
	dns_name_init(&name1, NULL);
	dns_name_init(&name2, NULL);

	dns_name_fromregion(&name1, &region1);
	dns_name_fromregion(&name2, &region2);

	return (dns_name_rdatacompare(&name1, &name2));
}
开发者ID:ajinkya93，项目名称:netbsd-src，代码行数:67，代码来源:naptr_35.c


示例16: configure_staticstub


//.........这里部分代码省略.........
		INSIST(obj != NULL);
		result = configure_staticstub_serveraddrs(obj, zone,
							  &rdatalist_ns,
							  &rdatalist_a,
							  &rdatalist_aaaa);
		if (result != ISC_R_SUCCESS)
			goto cleanup;
	}

	obj = NULL;
	result = cfg_map_get(zconfig, "server-names", &obj);
	if (result == ISC_R_SUCCESS) {
		INSIST(obj != NULL);
		result = configure_staticstub_servernames(obj, zone,
							  &rdatalist_ns,
							  zname);
		if (result != ISC_R_SUCCESS)
			goto cleanup;
	}

	/*
	 * Sanity check: there should be at least one NS RR at the zone apex
	 * to trigger delegation.
	 */
	if (ISC_LIST_EMPTY(rdatalist_ns.rdata)) {
		isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,
			      NS_LOGMODULE_SERVER, ISC_LOG_ERROR,
			      "No NS record is configured for a "
			      "static-stub zone '%s'", zname);
		result = ISC_R_FAILURE;
		goto cleanup;
	}

	/*
	 * Now add NS and glue A/AAAA RRsets to the zone DB.
	 * First open a new version for the add operation and get a pointer
	 * to the apex node (all RRs are of the apex name).
	 */
	result = dns_db_newversion(db, &dbversion);
	if (result != ISC_R_SUCCESS)
		goto cleanup;
	dns_name_init(&apexname, NULL);
	dns_name_clone(dns_zone_getorigin(zone), &apexname);
	result = dns_db_findnode(db, &apexname, ISC_FALSE, &apexnode);
	if (result != ISC_R_SUCCESS)
		goto cleanup;

	/* Add NS RRset */
	dns_rdataset_init(&rdataset);
	RUNTIME_CHECK(dns_rdatalist_tordataset(&rdatalist_ns, &rdataset)
		      == ISC_R_SUCCESS);
	result = dns_db_addrdataset(db, apexnode, dbversion, 0, &rdataset,
				    0, NULL);
	dns_rdataset_disassociate(&rdataset);
	if (result != ISC_R_SUCCESS)
		goto cleanup;

	/* Add glue A RRset, if any */
	if (!ISC_LIST_EMPTY(rdatalist_a.rdata)) {
		RUNTIME_CHECK(dns_rdatalist_tordataset(&rdatalist_a, &rdataset)
			      == ISC_R_SUCCESS);
		result = dns_db_addrdataset(db, apexnode, dbversion, 0,
					    &rdataset, 0, NULL);
		dns_rdataset_disassociate(&rdataset);
		if (result != ISC_R_SUCCESS)
			goto cleanup;
	}

	/* Add glue AAAA RRset, if any */
	if (!ISC_LIST_EMPTY(rdatalist_aaaa.rdata)) {
		RUNTIME_CHECK(dns_rdatalist_tordataset(&rdatalist_aaaa,
						       &rdataset)
			      == ISC_R_SUCCESS);
		result = dns_db_addrdataset(db, apexnode, dbversion, 0,
					    &rdataset, 0, NULL);
		dns_rdataset_disassociate(&rdataset);
		if (result != ISC_R_SUCCESS)
			goto cleanup;
	}

	result = ISC_R_SUCCESS;

  cleanup:
	if (apexnode != NULL)
		dns_db_detachnode(db, &apexnode);
	if (dbversion != NULL)
		dns_db_closeversion(db, &dbversion, ISC_TRUE);
	if (db != NULL)
		dns_db_detach(&db);
	for (i = 0; rdatalists[i] != NULL; i++) {
		while ((rdata = ISC_LIST_HEAD(rdatalists[i]->rdata)) != NULL) {
			ISC_LIST_UNLINK(rdatalists[i]->rdata, rdata, link);
			dns_rdata_toregion(rdata, &region);
			isc_mem_put(mctx, rdata,
				    sizeof(*rdata) + region.length);
		}
	}

	return (result);
}
开发者ID:ElRevo，项目名称:xia-core，代码行数:101，代码来源:zoneconf.c


示例17: dns_ds_buildrdata

isc_result_t
dns_ds_buildrdata(dns_name_t *owner, dns_rdata_t *key,
		  unsigned int digest_type, unsigned char *buffer,
		  dns_rdata_t *rdata)
{
	dns_fixedname_t fname;
	dns_name_t *name;
	unsigned char digest[ISC_SHA256_DIGESTLENGTH];
	isc_region_t r;
	isc_buffer_t b;
	dns_rdata_ds_t ds;
	isc_sha1_t sha1;
	isc_sha256_t sha256;
#ifdef HAVE_OPENSSL_GOST
	EVP_MD_CTX ctx;
	const EVP_MD *md;
#endif

	REQUIRE(key != NULL);
	REQUIRE(key->type == dns_rdatatype_dnskey);

	if (!dns_ds_digest_supported(digest_type))
		return (ISC_R_NOTIMPLEMENTED);

	dns_fixedname_init(&fname);
	name = dns_fixedname_name(&fname);
	(void)dns_name_downcase(owner, name, NULL);

	memset(buffer, 0, DNS_DS_BUFFERSIZE);
	isc_buffer_init(&b, buffer, DNS_DS_BUFFERSIZE);

	switch (digest_type) {
	case DNS_DSDIGEST_SHA1:
		isc_sha1_init(&sha1);
		dns_name_toregion(name, &r);
		isc_sha1_update(&sha1, r.base, r.length);
		dns_rdata_toregion(key, &r);
		INSIST(r.length >= 4);
		isc_sha1_update(&sha1, r.base, r.length);
		isc_sha1_final(&sha1, digest);
		break;
#ifdef HAVE_OPENSSL_GOST
#define CHECK(x)					\
	if ((x) != 1) {					\
		EVP_MD_CTX_cleanup(&ctx);		\
		return (DST_R_OPENSSLFAILURE);		\
	}

	case DNS_DSDIGEST_GOST:
		md = EVP_gost();
		if (md == NULL)
			return (DST_R_OPENSSLFAILURE);
		EVP_MD_CTX_init(&ctx);
		CHECK(EVP_DigestInit(&ctx, md));
		dns_name_toregion(name, &r);
		CHECK(EVP_DigestUpdate(&ctx,
				       (const void *) r.base,
				       (size_t) r.length));
		dns_rdata_toregion(key, &r);
		INSIST(r.length >= 4);
		CHECK(EVP_DigestUpdate(&ctx,
				       (const void *) r.base,
				       (size_t) r.length));
		CHECK(EVP_DigestFinal(&ctx, digest, NULL));
		break;
#endif
	default:
		isc_sha256_init(&sha256);
		dns_name_toregion(name, &r);
		isc_sha256_update(&sha256, r.base, r.length);
		dns_rdata_toregion(key, &r);
		INSIST(r.length >= 4);
		isc_sha256_update(&sha256, r.base, r.length);
		isc_sha256_final(digest, &sha256);
		break;
	}

	ds.mctx = NULL;
	ds.common.rdclass = key->rdclass;
	ds.common.rdtype = dns_rdatatype_ds;
	ds.algorithm = r.base[3];
	ds.key_tag = dst_region_computeid(&r, ds.algorithm);
	ds.digest_type = digest_type;
	switch (digest_type) {
	case DNS_DSDIGEST_SHA1:
		ds.length = ISC_SHA1_DIGESTLENGTH;
		break;
#ifdef HAVE_OPENSSL_GOST
	case DNS_DSDIGEST_GOST:
		ds.length = ISC_GOST_DIGESTLENGTH;
		break;
#endif
	default:
		ds.length = ISC_SHA256_DIGESTLENGTH;
		break;
	}
	ds.digest = digest;

	return (dns_rdata_fromstruct(rdata, key->rdclass, dns_rdatatype_ds,
				     &ds, &b));
//.........这里部分代码省略.........
开发者ID:2014-class，项目名称:freerouter，代码行数:101，代码来源:ds.c


示例18: add_rdata_to_list

static isc_result_t
add_rdata_to_list(dns_message_t *msg, dns_name_t *name, dns_rdata_t *rdata,
		isc_uint32_t ttl, dns_namelist_t *namelist)
{
	isc_result_t result;
	isc_region_t r, newr;
	dns_rdata_t *newrdata = NULL;
	dns_name_t *newname = NULL;
	dns_rdatalist_t *newlist = NULL;
	dns_rdataset_t *newset = NULL;
	isc_buffer_t *tmprdatabuf = NULL;

	RETERR(dns_message_gettemprdata(msg, &newrdata));

	dns_rdata_toregion(rdata, &r);
	RETERR(isc_buffer_allocate(msg->mctx, &tmprdatabuf, r.length));
	isc_buffer_availableregion(tmprdatabuf, &newr);
	memmove(newr.base, r.base, r.length);
	dns_rdata_fromregion(newrdata, rdata->rdclass, rdata->type, &newr);
	dns_message_takebuffer(msg, &tmprdatabuf);

	RETERR(dns_message_gettempname(msg, &newname));
	dns_name_init(newname, NULL);
	RETERR(dns_name_dup(name, msg->mctx, newname));

	RETERR(dns_message_gettemprdatalist(msg, &newlist));
	newlist->rdclass = newrdata->rdclass;
	newlist->type = newrdata->type;
	newlist->covers = 0;
	newlist->ttl = ttl;
	ISC_LIST_INIT(newlist->rdata);
	ISC_LIST_APPEND(newlist->rdata, newrdata, link);

	RETERR(dns_message_gettemprdataset(msg, &newset));
	dns_rdataset_init(newset);
	RETERR(dns_rdatalist_tordataset(newlist, newset));

	ISC_LIST_INIT(newname->list);
	ISC_LIST_APPEND(newname->list, newset, link);

	ISC_LIST_APPEND(*namelist, newname, link);

	return (ISC_R_SUCCESS);

 failure:
	if (newrdata != NULL) {
		if (ISC_LINK_LINKED(newrdata, link)) {
			INSIST(newlist != NULL);
			ISC_LIST_UNLINK(newlist->rdata, newrdata, link);
		}
		dns_message_puttemprdata(msg, &newrdata);
	}
	if (newname != NULL)
		dns_message_puttempname(msg, &newname);
	if (newset != NULL) {
		dns_rdataset_disassociate(newset);
		dns_message_puttemprdataset(msg, &newset);
	}
	if (newlist != NULL)
		dns_message_puttemprdatalist(msg, &newlist);
	return (result);
}
开发者ID:SvenDowideit，项目名称:clearlinux，代码行数:62，代码来源:tkey.c


示例19: dns_dnssec_verifymessage

isc_result_t
dns_dnssec_verifymessage(isc_buffer_t *source, dns_message_t *msg,
			 dst_key_t *key)
{
	dns_rdata_sig_t sig;	/* SIG(0) */
	unsigned char header[DNS_MESSAGE_HEADERLEN];
	dns_rdata_t rdata = DNS_RDATA_INIT;
	isc_region_t r, source_r, sig_r, header_r;
	isc_stdtime_t now;
	dst_context_t *ctx = NULL;
	isc_mem_t *mctx;
	isc_result_t result;
	isc_uint16_t addcount;
	isc_boolean_t signeedsfree = ISC_FALSE;

	REQUIRE(source != NULL);
	REQUIRE(msg != NULL);
	REQUIRE(key != NULL);

	mctx = msg->mctx;

	msg->verify_attempted = 1;

	if (is_response(msg)) {
		if (msg->query.base == NULL)
			return (DNS_R_UNEXPECTEDTSIG);
	}

	isc_buffer_usedregion(source, &source_r);

	RETERR(dns_rdataset_first(msg->sig0));
	dns_rdataset_current(msg->sig0, &rdata);

	RETERR(dns_rdata_tostruct(&rdata, &sig, NULL));
	signeedsfree = ISC_TRUE;

	if (sig.labels != 0) {
		result = DNS_R_SIGINVALID;
		goto failure;
	}

	if (isc_serial_lt(sig.timeexpire, sig.timesigned)) {
		result = DNS_R_SIGINVALID;
		msg->sig0status = dns_tsigerror_badtime;
		goto failure;
	}

	isc_stdtime_get(&now);
	if (isc_serial_lt((isc_uint32_t)now, sig.timesigned)) {
		result = DNS_R_SIGFUTURE;
		msg->sig0status = dns_tsigerror_badtime;
		goto failure;
	}
	else if (isc_serial_lt(sig.timeexpire, (isc_uint32_t)now)) {
		result = DNS_R_SIGEXPIRED;
		msg->sig0status = dns_tsigerror_badtime;
		goto failure;
	}

	if (!dns_name_equal(dst_key_name(key), &sig.signer)) {
		result = DNS_R_SIGINVALID;
		msg->sig0status = dns_tsigerror_badkey;
		goto failure;
	}

	RETERR(dst_context_create(key, mctx, &ctx));

	/*
 	 * Digest the SIG(0) record, except for the signature.
	 */
	dns_rdata_toregion(&rdata, &r);
	r.length -= sig.siglen;
	RETERR(dst_context_adddata(ctx, &r));

	/*
	 * If this is a response, digest the query.
	 */
	if (is_response(msg))
		RETERR(dst_context_adddata(ctx, &msg->query));

	/*
	 * Extract the header.
	 */
	memcpy(header, source_r.base, DNS_MESSAGE_HEADERLEN);

	/*
	 * Decrement the additional field counter.
	 */
	memcpy(&addcount, &header[DNS_MESSAGE_HEADERLEN - 2], 2);
	addcount = htons((isc_uint16_t)(ntohs(addcount) - 1));
	memcpy(&header[DNS_MESSAGE_HEADERLEN - 2], &addcount, 2);

	/*
	 * Digest the modified header.
	 */
	header_r.base = (unsigned char *) header;
	header_r.length = DNS_MESSAGE_HEADERLEN;
	RETERR(dst_context_adddata(ctx, &header_r));

	/*
//.........这里部分代码省略.........
开发者ID:OPSF，项目名称:uClinux，代码行数:101，代码来源:dnssec.c


示例20: totext_ipseckey

static inline isc_result_t
totext_ipseckey(ARGS_TOTEXT) {
	isc_region_t region;
	dns_name_t name;
	char buf[sizeof("255 ")];
	unsigned short num;
	unsigned short gateway;

	REQUIRE(rdata->type == 45);
	REQUIRE(rdata->length >= 3);

	dns_name_init(&name, NULL);

	if (rdata->data[1] > 3U)
		return (ISC_R_NOTIMPLEMENTED);

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

	/*
	 * Precedence.
	 */
	dns_rdata_toregion(rdata, &region);
	num = uint8_fromregion(&region);
	isc_region_consume(&region, 1);
	sprintf(buf, "%u ", num);
	RETERR(str_totext(buf, target));

	/*
	 * Gateway type.
	 */
	gateway = uint8_fromregion(&region);
	isc_region_consume(&region, 1);
	sprintf(buf, "%u ", gateway);
	RETERR(str_totext(buf, target));

	/*
	 * Algorithm.
	 */
	num = uint8_fromregion(&region);
	isc_region_consume(&region, 1);
	sprintf(buf, "%u ", num);
	RETERR(str_totext(buf, target));

	/*
	 * Gateway.
	 */
	switch (gateway) {
	case 0:
		RETERR(str_totext(".", target));
		break;

	case 1:
		RETERR(inet_totext(AF_INET, &region, target));
		isc_region_consume(&region, 4);
		break;

	case 2:
		RETERR(inet_totext(AF_INET6, &region, target));
		isc_region_consume(&region, 16);
		break;

	case 3:
		dns_name_fromregion(&name, &region);
		RETERR(dns_name_totext(&name, ISC_FALSE, target));
		isc_region_consume(&region, name_length(&name));
		break;
	}

	/*
	 * Key.
	 */
	if (region.length > 0U) {
		RETERR(str_totext(tctx->linebreak, target));
		if (tctx->width == 0)   /* No splitting */
			RETERR(isc_base64_totext(&region, 60, "", target));
		else
			RETERR(isc_base64_totext(&region, tctx->width - 2,
						 tctx->linebreak, target));
	}

	if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
		RETERR(str_totext(" )", target));
	return (ISC_R_SUCCESS);
}
开发者ID:enukane，项目名称:netbsd-src，代码行数:85，代码来源:ipseckey_45.c



注：本文中的dns_rdata_toregion函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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