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C++ dns_name_fromregion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_name_fromregion函数的典型用法代码示例。如果您正苦于以下问题：C++ dns_name_fromregion函数的具体用法？C++ dns_name_fromregion怎么用？C++ dns_name_fromregion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_name_fromregion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: totext_md

static inline isc_result_t totext_md (ARGS_TOTEXT)
{
    isc_region_t region;

    dns_name_t name;

    dns_name_t prefix;

    isc_boolean_t sub;

    REQUIRE (rdata->type == 3);
    REQUIRE (rdata->length != 0);

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

    dns_rdata_toregion (rdata, &region);
    dns_name_fromregion (&name, &region);

    sub = name_prefix (&name, tctx->origin, &prefix);

    return (dns_name_totext (&prefix, sub, target));
}
开发者ID:274914765，项目名称:C，代码行数:23，代码来源:md_3.c


示例2: tostruct_in_nsap_ptr

static inline isc_result_t
tostruct_in_nsap_ptr(ARGS_TOSTRUCT) {
	isc_region_t region;
	dns_rdata_in_nsap_ptr_t *nsap_ptr = target;
	dns_name_t name;

	REQUIRE(rdata->type == 23);
	REQUIRE(rdata->rdclass == 1);
	REQUIRE(target != NULL);
	REQUIRE(rdata->length != 0);

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

	dns_name_init(&name, NULL);
	dns_rdata_toregion(rdata, &region);
	dns_name_fromregion(&name, &region);
	dns_name_init(&nsap_ptr->owner, NULL);
	RETERR(name_duporclone(&name, mctx, &nsap_ptr->owner));
	nsap_ptr->mctx = mctx;
	return (ISC_R_SUCCESS);
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:23，代码来源:nsap-ptr_23.c


示例3: tostruct_md

static inline isc_result_t tostruct_md (ARGS_TOSTRUCT)
{
    dns_rdata_md_t *md = target;

    isc_region_t r;

    dns_name_t name;

    REQUIRE (rdata->type == 3);
    REQUIRE (target != NULL);
    REQUIRE (rdata->length != 0);

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

    dns_name_init (&name, NULL);
    dns_rdata_toregion (rdata, &r);
    dns_name_fromregion (&name, &r);
    dns_name_init (&md->md, NULL);
    RETERR (name_duporclone (&name, mctx, &md->md));
    md->mctx = mctx;
    return (ISC_R_SUCCESS);
}
开发者ID:274914765，项目名称:C，代码行数:24，代码来源:md_3.c


示例4: tostruct_lp

static inline isc_result_t
tostruct_lp(ARGS_TOSTRUCT) {
	isc_region_t region;
	dns_rdata_lp_t *lp = target;
	dns_name_t name;

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

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

	dns_name_init(&name, NULL);
	dns_rdata_toregion(rdata, &region);
	lp->pref = uint16_fromregion(&region);
	isc_region_consume(&region, 2);
	dns_name_fromregion(&name, &region);
	dns_name_init(&lp->lp, NULL);
	RETERR(name_duporclone(&name, mctx, &lp->lp));
	lp->mctx = mctx;
	return (ISC_R_SUCCESS);
}
开发者ID:NZRS，项目名称:bind9-collab，代码行数:24，代码来源:lp_107.c


示例5: towire_rt

static inline isc_result_t
towire_rt(ARGS_TOWIRE) {
	dns_name_t name;
	dns_offsets_t offsets;
	isc_region_t region;
	isc_region_t tr;

	REQUIRE(rdata->type == 21);
	REQUIRE(rdata->length != 0);

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

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

	return (dns_name_towire(&name, cctx, target));
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:24，代码来源:rt_21.c


示例6: 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 == 18);
	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:miettal，项目名称:armadillo420_standard，代码行数:24，代码来源:afsdb_18.c


示例7: towire_sig

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

	REQUIRE(rdata->type == dns_rdatatype_sig);
	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:fatman2021，项目名称:netbsd-src，代码行数:36，代码来源:sig_24.c


示例8: checknames_ptr

static inline isc_boolean_t
checknames_ptr(ARGS_CHECKNAMES) {
	isc_region_t region;
	dns_name_t name;

	REQUIRE(rdata->type == 12);

	if (rdata->rdclass != dns_rdataclass_in)
	    return (ISC_TRUE);

	if (dns_name_issubdomain(owner, &in_addr_arpa) ||
	    dns_name_issubdomain(owner, &ip6_arpa) ||
	    dns_name_issubdomain(owner, &ip6_int)) {
		dns_rdata_toregion(rdata, &region);
		dns_name_init(&name, NULL);
		dns_name_fromregion(&name, &region);
		if (!dns_name_ishostname(&name, ISC_FALSE)) {
			if (bad != NULL)
				dns_name_clone(&name, bad);
			return (ISC_FALSE);
		}
	}
	return (ISC_TRUE);
}
开发者ID:VargMon，项目名称:netbsd-cvs-mirror，代码行数:24，代码来源:ptr_12.c


示例9: 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:SylvestreG，项目名称:bitrig，代码行数:24，代码来源:srv_33.c


示例10: totext_tkey

static inline isc_result_t
totext_tkey(ARGS_TOTEXT) {
	isc_region_t sr, dr;
	char buf[sizeof("4294967295 ")];
	unsigned long n;
	dns_name_t name;
	dns_name_t prefix;
	isc_boolean_t sub;

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

	dns_rdata_toregion(rdata, &sr);

	/*
	 * Algorithm.
	 */
	dns_name_init(&name, NULL);
	dns_name_init(&prefix, NULL);
	dns_name_fromregion(&name, &sr);
	sub = name_prefix(&name, tctx->origin, &prefix);
	RETERR(dns_name_totext(&prefix, sub, target));
	RETERR(str_totext(" ", target));
	isc_region_consume(&sr, name_length(&name));

	/*
	 * Inception.
	 */
	n = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	sprintf(buf, "%lu ", n);
	RETERR(str_totext(buf, target));

	/*
	 * Expiration.
	 */
	n = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	sprintf(buf, "%lu ", n);
	RETERR(str_totext(buf, target));

	/*
	 * Mode.
	 */
	n = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%lu ", n);
	RETERR(str_totext(buf, target));

	/*
	 * Error.
	 */
	n = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	if (dns_tsigrcode_totext((dns_rcode_t)n, target) == ISC_R_SUCCESS)
		RETERR(str_totext(" ", target));
	else {
		sprintf(buf, "%lu ", n);
		RETERR(str_totext(buf, target));
	}

	/*
	 * Key Size.
	 */
	n = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%lu", n);
	RETERR(str_totext(buf, target));

	/*
	 * Key Data.
	 */
	REQUIRE(n <= sr.length);
	dr = sr;
	dr.length = n;
	if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
		RETERR(str_totext(" (", target));
	RETERR(str_totext(tctx->linebreak, target));
	RETERR(isc_base64_totext(&dr, tctx->width - 2,
				 tctx->linebreak, target));
	if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)
		RETERR(str_totext(" ) ", target));
	else
		RETERR(str_totext(" ", target));
	isc_region_consume(&sr, n);

	/*
	 * Other Size.
	 */
	n = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%lu", n);
	RETERR(str_totext(buf, target));

	/*
	 * Other Data.
	 */
	REQUIRE(n <= sr.length);
	if (n != 0U) {
	    dr = sr;
//.........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: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_sig

static inline isc_result_t
totext_sig(ARGS_TOTEXT) {
	isc_region_t sr;
	char buf[sizeof("4294967295")];
	dns_rdatatype_t covered;
	unsigned long ttl;
	unsigned long when;
	unsigned long exp;
	unsigned long foot;
	dns_name_t name;
	dns_name_t prefix;
	isc_boolean_t sub;

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

	dns_rdata_toregion(rdata, &sr);

	/*
	 * Type covered.
	 */
	covered = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	/*
	 * XXXAG We should have something like dns_rdatatype_isknown()
	 * that does the right thing with type 0.
	 */
	if (dns_rdatatype_isknown(covered) && covered != 0) {
		RETERR(dns_rdatatype_totext(covered, target));
	} else {
		sprintf(buf, "%u", covered);
		RETERR(str_totext(buf, target));
	}
	RETERR(str_totext(" ", target));

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

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

	/*
	 * Ttl.
	 */
	ttl = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	sprintf(buf, "%lu", ttl);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));

	/*
	 * Sig exp.
	 */
	exp = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	RETERR(dns_time32_totext(exp, target));

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

	/*
	 * Time signed.
	 */
	when = uint32_fromregion(&sr);
	isc_region_consume(&sr, 4);
	RETERR(dns_time32_totext(when, target));
	RETERR(str_totext(" ", target));

	/*
	 * Footprint.
	 */
	foot = uint16_fromregion(&sr);
	isc_region_consume(&sr, 2);
	sprintf(buf, "%lu", foot);
	RETERR(str_totext(buf, target));
	RETERR(str_totext(" ", target));

	/*
	 * Signer.
	 */
	dns_name_init(&name, NULL);
	dns_name_init(&prefix, NULL);
	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));

	/*
	 * Sig.
//.........这里部分代码省略.........
开发者ID:fatman2021，项目名称:netbsd-src，代码行数:101，代码来源:sig_24.c


示例13: 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14: dns_compress_add

void
dns_compress_add(dns_compress_t *cctx, const dns_name_t *name,
		 const dns_name_t *prefix, isc_uint16_t offset)
{
	dns_name_t tname, xname;
	unsigned int start;
	unsigned int n;
	unsigned int count;
	unsigned int i;
	dns_compressnode_t *node;
	unsigned int length;
	unsigned int tlength;
	isc_uint16_t toffset;
	unsigned char *tmp;
	isc_region_t r;

	REQUIRE(VALID_CCTX(cctx));
	REQUIRE(dns_name_isabsolute(name));

	if (ISC_UNLIKELY((cctx->allowed & DNS_COMPRESS_ENABLED) == 0))
		return;

	if (offset >= 0x4000)
		return;
	dns_name_init(&tname, NULL);
	dns_name_init(&xname, NULL);

	n = dns_name_countlabels(name);
	count = dns_name_countlabels(prefix);
	if (dns_name_isabsolute(prefix))
		count--;
	if (count == 0)
		return;
	start = 0;
	dns_name_toregion(name, &r);
	length = r.length;
	tmp = isc_mem_get(cctx->mctx, length);
	if (tmp == NULL)
		return;
	/*
	 * Copy name data to 'tmp' and make 'r' use 'tmp'.
	 */
	memmove(tmp, r.base, r.length);
	r.base = tmp;
	dns_name_fromregion(&xname, &r);

	if (count > 2U)
		count = 2U;

	while (count > 0) {
		unsigned char ch;

		dns_name_getlabelsequence(&xname, start, n, &tname);
		/*
		 * We calculate the table index using the first
		 * character in the first label of tname.
		 */
		ch = tname.ndata[1];
		i = tableindex[ch];
		tlength = name_length(&tname);
		toffset = (isc_uint16_t)(offset + (length - tlength));
		if (toffset >= 0x4000)
			break;
		/*
		 * Create a new node and add it.
		 */
		if (cctx->count < DNS_COMPRESS_INITIALNODES)
			node = &cctx->initialnodes[cctx->count];
		else {
			node = isc_mem_get(cctx->mctx,
					   sizeof(dns_compressnode_t));
			if (node == NULL)
				break;
		}
		node->count = cctx->count++;
		/*
		 * 'node->r.base' becomes 'tmp' when start == 0.
		 * Record this by setting 0x8000 so it can be freed later.
		 */
		if (start == 0)
			toffset |= 0x8000;
		node->offset = toffset;
		dns_name_toregion(&tname, &node->r);
		dns_name_init(&node->name, NULL);
		node->name.length = node->r.length;
		node->name.ndata = node->r.base;
		node->name.labels = tname.labels;
		node->name.attributes = DNS_NAMEATTR_ABSOLUTE;
		node->next = cctx->table[i];
		cctx->table[i] = node;
		start++;
		n--;
		count--;
	}

	if (start == 0)
		isc_mem_put(cctx->mctx, tmp, length);
}
开发者ID:each，项目名称:bind9-collab，代码行数:98，代码来源:compress.c


示例15: dns_ncache_getrdataset

isc_result_t
dns_ncache_getrdataset(dns_rdataset_t *ncacherdataset, dns_name_t *name,
		       dns_rdatatype_t type, dns_rdataset_t *rdataset)
{
	isc_result_t result;
	dns_rdata_t rdata = DNS_RDATA_INIT;
	isc_region_t remaining;
	isc_buffer_t source;
	dns_name_t tname;
	dns_rdatatype_t ttype;
	dns_trust_t trust = dns_trust_none;
	dns_rdataset_t clone;

	REQUIRE(ncacherdataset != NULL);
	REQUIRE(ncacherdataset->type == 0);
	REQUIRE((ncacherdataset->attributes & DNS_RDATASETATTR_NEGATIVE) != 0);
	REQUIRE(name != NULL);
	REQUIRE(!dns_rdataset_isassociated(rdataset));
	REQUIRE(type != dns_rdatatype_rrsig);

	dns_rdataset_init(&clone);
	dns_rdataset_clone(ncacherdataset, &clone);
	result = dns_rdataset_first(&clone);
	while (result == ISC_R_SUCCESS) {
		dns_rdataset_current(&clone, &rdata);
		isc_buffer_init(&source, rdata.data, rdata.length);
		isc_buffer_add(&source, rdata.length);
		dns_name_init(&tname, NULL);
		isc_buffer_remainingregion(&source, &remaining);
		dns_name_fromregion(&tname, &remaining);
		INSIST(remaining.length >= tname.length);
		isc_buffer_forward(&source, tname.length);
		remaining.length -= tname.length;

		INSIST(remaining.length >= 3);
		ttype = isc_buffer_getuint16(&source);

		if (ttype == type && dns_name_equal(&tname, name)) {
			trust = isc_buffer_getuint8(&source);
			INSIST(trust <= dns_trust_ultimate);
			isc_buffer_remainingregion(&source, &remaining);
			break;
		}
		result = dns_rdataset_next(&clone);
		dns_rdata_reset(&rdata);
	}
	dns_rdataset_disassociate(&clone);
	if (result == ISC_R_NOMORE)
		return (ISC_R_NOTFOUND);
	if (result != ISC_R_SUCCESS)
		return (result);

	INSIST(remaining.length != 0);

	rdataset->methods = &rdataset_methods;
	rdataset->rdclass = ncacherdataset->rdclass;
	rdataset->type = type;
	rdataset->covers = 0;
	rdataset->ttl = ncacherdataset->ttl;
	rdataset->trust = trust;
	rdataset->private1 = NULL;
	rdataset->private2 = NULL;

	rdataset->private3 = remaining.base;

	/*
	 * Reset iterator state.
	 */
	rdataset->privateuint4 = 0;
	rdataset->private5 = NULL;
	rdataset->private6 = NULL;
	return (ISC_R_SUCCESS);
}
开发者ID:chris-wood，项目名称:bind-prime，代码行数:73，代码来源:ncache.c


示例16: totext_soa

static inline isc_result_t
totext_soa(ARGS_TOTEXT) {
	isc_region_t dregion;
	dns_name_t mname;
	dns_name_t rname;
	dns_name_t prefix;
	isc_boolean_t sub;
	int i;
	isc_boolean_t multiline;
	isc_boolean_t comment;

	REQUIRE(rdata->type == 6);
	REQUIRE(rdata->length != 0);

	multiline = ISC_TF((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0);
	comment = ISC_TF((tctx->flags & DNS_STYLEFLAG_COMMENT) != 0);

	dns_name_init(&mname, NULL);
	dns_name_init(&rname, NULL);
	dns_name_init(&prefix, NULL);

	dns_rdata_toregion(rdata, &dregion);

	dns_name_fromregion(&mname, &dregion);
	isc_region_consume(&dregion, name_length(&mname));

	dns_name_fromregion(&rname, &dregion);
	isc_region_consume(&dregion, name_length(&rname));

	sub = name_prefix(&mname, tctx->origin, &prefix);
	RETERR(dns_name_totext(&prefix, sub, target));

	RETERR(str_totext(" ", target));

	sub = name_prefix(&rname, tctx->origin, &prefix);
	RETERR(dns_name_totext(&prefix, sub, target));

	if (multiline)
		RETERR(str_totext(" (" , target));
	RETERR(str_totext(tctx->linebreak, target));

	for (i = 0; i < 5; i++) {
		char buf[sizeof("2147483647")];
		unsigned long num;
		int numlen;
		num = uint32_fromregion(&dregion);
		isc_region_consume(&dregion, 4);
		numlen = snprintf(buf, sizeof(buf), "%lu", num);
		INSIST(numlen != -1 && (size_t)numlen < sizeof(buf));
		RETERR(str_totext(buf, target));
		if (multiline && comment) {
			RETERR(str_totext("           ; " +
			    (unsigned int)numlen, target));
			RETERR(str_totext(soa_fieldnames[i], target));
			/* Print times in week/day/hour/minute/second form */
			if (i >= 1) {
				RETERR(str_totext(" (", target));
				RETERR(dns_ttl_totext(num, ISC_TRUE, target));
				RETERR(str_totext(")", target));
			}
			RETERR(str_totext(tctx->linebreak, target));
		} else if (i < 4) {
			RETERR(str_totext(tctx->linebreak, target));			
		}
	}

	if (multiline)
		RETERR(str_totext(")", target));

	return (ISC_R_SUCCESS);
}
开发者ID:SylvestreG，项目名称:bitrig，代码行数:71，代码来源:soa_6.c


示例17: tostruct_ipseckey

static inline isc_result_t
tostruct_ipseckey(ARGS_TOSTRUCT) {
	isc_region_t region;
	dns_rdata_ipseckey_t *ipseckey = target;
	dns_name_t name;
	isc_uint32_t n;

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

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

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

	dns_name_init(&name, NULL);
	dns_rdata_toregion(rdata, &region);

	ipseckey->precedence = uint8_fromregion(&region);
	isc_region_consume(&region, 1);

	ipseckey->gateway_type = uint8_fromregion(&region);
	isc_region_consume(&region, 1);

	ipseckey->algorithm = uint8_fromregion(&region);
	isc_region_consume(&region, 1);

	switch (ipseckey->gateway_type) {
	case 0:
		break;

	case 1:
		n = uint32_fromregion(&region);
		ipseckey->in_addr.s_addr = htonl(n);
		isc_region_consume(&region, 4);
		break;

	case 2:
		memmove(ipseckey->in6_addr.s6_addr, region.base, 16);
		isc_region_consume(&region, 16);
		break;

	case 3:
		dns_name_init(&ipseckey->gateway, NULL);
		dns_name_fromregion(&name, &region);
		RETERR(name_duporclone(&name, mctx, &ipseckey->gateway));
		isc_region_consume(&region, name_length(&name));
		break;
	}

	ipseckey->keylength = region.length;
	if (ipseckey->keylength != 0U) {
		ipseckey->key = mem_maybedup(mctx, region.base,
					     ipseckey->keylength);
		if (ipseckey->key == NULL) {
			if (ipseckey->gateway_type == 3)
				dns_name_free(&ipseckey->gateway,
					      ipseckey->mctx);
			return (ISC_R_NOMEMORY);
		}
	} else
		ipseckey->key = NULL;

	ipseckey->mctx = mctx;
	return (ISC_R_SUCCESS);
}
开发者ID:enukane，项目名称:netbsd-src，代码行数:69，代码来源:ipseckey_45.c


示例18: 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


示例19: 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20: dns_ncache_current

void
dns_ncache_current(dns_rdataset_t *ncacherdataset, dns_name_t *found,
		   dns_rdataset_t *rdataset)
{
	dns_rdata_t rdata = DNS_RDATA_INIT;
	dns_trust_t trust;
	isc_region_t remaining, sigregion;
	isc_buffer_t source;
	dns_name_t tname;
	dns_rdatatype_t type;
	unsigned int count;
	dns_rdata_rrsig_t rrsig;
	unsigned char *raw;

	REQUIRE(ncacherdataset != NULL);
	REQUIRE(ncacherdataset->type == 0);
	REQUIRE((ncacherdataset->attributes & DNS_RDATASETATTR_NEGATIVE) != 0);
	REQUIRE(found != NULL);
	REQUIRE(!dns_rdataset_isassociated(rdataset));

	dns_rdataset_current(ncacherdataset, &rdata);
	isc_buffer_init(&source, rdata.data, rdata.length);
	isc_buffer_add(&source, rdata.length);

	dns_name_init(&tname, NULL);
	isc_buffer_remainingregion(&source, &remaining);
	dns_name_fromregion(found, &remaining);
	INSIST(remaining.length >= found->length);
	isc_buffer_forward(&source, found->length);
	remaining.length -= found->length;

	INSIST(remaining.length >= 5);
	type = isc_buffer_getuint16(&source);
	trust = isc_buffer_getuint8(&source);
	INSIST(trust <= dns_trust_ultimate);
	isc_buffer_remainingregion(&source, &remaining);

	rdataset->methods = &rdataset_methods;
	rdataset->rdclass = ncacherdataset->rdclass;
	rdataset->type = type;
	if (type == dns_rdatatype_rrsig) {
		/*
		 * Extract covers from RRSIG.
		 */
		raw = remaining.base;
		count = raw[0] * 256 + raw[1];
		INSIST(count > 0);
		raw += 2;
		sigregion.length = raw[0] * 256 + raw[1];
		raw += 2;
		sigregion.base = raw;
		dns_rdata_reset(&rdata);
		dns_rdata_fromregion(&rdata, rdataset->rdclass,
				     rdataset->type, &sigregion);
		(void)dns_rdata_tostruct(&rdata, &rrsig, NULL);
		rdataset->covers = rrsig.covered;
	} else
		rdataset->covers = 0;
	rdataset->ttl = ncacherdataset->ttl;
	rdataset->trust = trust;
	rdataset->private1 = NULL;
	rdataset->private2 = NULL;

	rdataset->private3 = remaining.base;

	/*
	 * Reset iterator state.
	 */
	rdataset->privateuint4 = 0;
	rdataset->private5 = NULL;
	rdataset->private6 = NULL;
}
开发者ID:chris-wood，项目名称:bind-prime，代码行数:72，代码来源:ncache.c



注：本文中的dns_name_fromregion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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