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

static isc_result_t
convert_name(dns_fixedname_t *fn, dns_name_t **name, const char *text) {
	isc_result_t result;
	isc_buffer_t b;
	dns_name_t *n;
	unsigned int len;

	REQUIRE(fn != NULL && name != NULL && text != NULL);
	len = strlen(text);

	isc_buffer_constinit(&b, text, len);
	isc_buffer_add(&b, len);
	dns_fixedname_init(fn);
	n = dns_fixedname_name(fn);

	result = dns_name_fromtext(n, &b, dns_rootname, 0, NULL);
	if (result != ISC_R_SUCCESS) {
		delv_log(ISC_LOG_ERROR, "failed to convert QNAME %s: %s",
			  text, isc_result_totext(result));
		return (result);
	}

	*name = n;
	return (ISC_R_SUCCESS);
}
开发者ID:jaredmcneill，项目名称:netbsd-src，代码行数:25，代码来源:delv.c


示例2: setup_master

static isc_result_t
setup_master(void (*warn)(struct dns_rdatacallbacks *, const char *, ...),
	     void (*error)(struct dns_rdatacallbacks *, const char *, ...))
{
	isc_result_t		result;
	int			len;
	isc_buffer_t		source;
	isc_buffer_t		target;

	strcpy(origin, TEST_ORIGIN);
	len = strlen(origin);
	isc_buffer_init(&source, origin, len);
	isc_buffer_add(&source, len);
	isc_buffer_setactive(&source, len);
	isc_buffer_init(&target, name_buf, BUFLEN);
	dns_name_init(&dns_origin, NULL);
	dns_master_initrawheader(&header);

	result = dns_name_fromtext(&dns_origin, &source, dns_rootname,
				   0, &target);
	if (result != ISC_R_SUCCESS)
		return(result);

	dns_rdatacallbacks_init_stdio(&callbacks);
	callbacks.add = add_callback;
	callbacks.rawdata = rawdata_callback;
	callbacks.zone = NULL;
	if (warn != NULL)
		callbacks.warn = warn;
	if (error != NULL)
		callbacks.error = error;
	headerset = ISC_FALSE;
	return (result);
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:34，代码来源:master_test.c


示例3: add_test_data

/*
 * Load test data into the RBT.
 */
static void
add_test_data(isc_mem_t *mymctx, dns_rbt_t *rbt) {
	char buffer[1024];
	isc_buffer_t b;
	isc_result_t result;
	dns_fixedname_t fname;
	dns_name_t *name;
	dns_compress_t cctx;
	rbt_testdata_t *testdatap = testdata;

	dns_compress_init(&cctx, -1, mymctx);

	while (testdatap->name != NULL && testdatap->data.data != NULL) {
		memmove(buffer, testdatap->name, testdatap->name_len);

		isc_buffer_init(&b, buffer, testdatap->name_len);
		isc_buffer_add(&b, testdatap->name_len);
		dns_fixedname_init(&fname);
		name = dns_fixedname_name(&fname);
		result = dns_name_fromtext(name, &b, dns_rootname, 0, NULL);
		if (result != ISC_R_SUCCESS) {
			testdatap++;
			continue;
		}

		if (name != NULL) {
			result = dns_rbt_addname(rbt, name, &testdatap->data);
			ATF_CHECK_STREQ(dns_result_totext(result), "success");
		}
		testdatap++;
	}

	dns_compress_invalidate(&cctx);
}
开发者ID:execunix，项目名称:vinos，代码行数:37，代码来源:rbt_serialize_test.c


示例4: select_db

static dbinfo *
select_db(char *origintext) {
	dns_fixedname_t forigin;
	dns_name_t *origin;
	isc_buffer_t source;
	size_t len;
	dbinfo *dbi;
	isc_result_t result;

	if (strcasecmp(origintext, "cache") == 0) {
		if (cache_dbi == NULL)
			printf("the cache does not exist\n");
		return (cache_dbi);
	}
	len = strlen(origintext);
	isc_buffer_init(&source, origintext, len);
	isc_buffer_add(&source, len);
	dns_fixedname_init(&forigin);
	origin = dns_fixedname_name(&forigin);
	result = dns_name_fromtext(origin, &source, dns_rootname, 0, NULL);
	if (result != ISC_R_SUCCESS) {
		print_result("bad name", result);
		return (NULL);
	}

	for (dbi = ISC_LIST_HEAD(dbs);
	     dbi != NULL;
	     dbi = ISC_LIST_NEXT(dbi, link)) {
		if (dns_name_compare(dns_db_origin(dbi->db), origin) == 0)
			break;
	}

	return (dbi);
}
开发者ID:fatman2021，项目名称:netbsd-src，代码行数:34，代码来源:db_test.c


示例5: make_name

static isc_result_t
make_name(const char *src, dns_name_t *name) {
	isc_buffer_t b;
	isc_buffer_constinit(&b, src, strlen(src));
	isc_buffer_add(&b, strlen(src));
	return (dns_name_fromtext(name, &b, dns_rootname, 0, NULL));
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:7，代码来源:dbiterator_test.c


示例6: fromtext_ptr

static inline isc_result_t
fromtext_ptr(ARGS_FROMTEXT) {
	isc_token_t token;
	dns_name_t name;
	isc_buffer_t buffer;

	REQUIRE(type == 12);

	UNUSED(type);
	UNUSED(rdclass);
	UNUSED(callbacks);

	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));
	if (rdclass == dns_rdataclass_in &&
	    (options & DNS_RDATA_CHECKNAMES) != 0 &&
	    (options & DNS_RDATA_CHECKREVERSE) != 0) {
		isc_boolean_t ok;
		ok = dns_name_ishostname(&name, ISC_FALSE);
		if (!ok && (options & DNS_RDATA_CHECKNAMESFAIL) != 0)
			RETTOK(DNS_R_BADNAME);
		if (!ok && callbacks != NULL)
			warn_badname(&name, lexer, callbacks);
	}
	return (ISC_R_SUCCESS);
}
开发者ID:enukane，项目名称:netbsd-src，代码行数:31，代码来源:ptr_12.c


示例7: fromtext_mx

static inline isc_result_t
fromtext_mx(ARGS_FROMTEXT) {
	isc_token_t token;
	dns_name_t name;
	isc_buffer_t buffer;
	isc_boolean_t ok;

	REQUIRE(type == 15);

	UNUSED(type);
	UNUSED(rdclass);
	UNUSED(callbacks);

	RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
				      ISC_FALSE));
	if (token.value.as_ulong > 0xffffU)
		RETTOK(ISC_R_RANGE);
	RETERR(uint16_tobuffer(token.value.as_ulong, target));

	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));
	ok = ISC_TRUE;
	if ((options & DNS_RDATA_CHECKNAMES) != 0)
		ok = dns_name_ishostname(&name, ISC_FALSE);
	if (!ok && (options & DNS_RDATA_CHECKNAMESFAIL) != 0)
		RETTOK(DNS_R_BADNAME);
	if (!ok && callbacks != NULL)
		warn_badname(&name, lexer, callbacks);
	return (ISC_R_SUCCESS);
}
开发者ID:miettal，项目名称:armadillo420_standard，代码行数:34，代码来源:mx_15.c


示例8: fromtext_rp

static inline isc_result_t
fromtext_rp(ARGS_FROMTEXT) {
	isc_token_t token;
	dns_name_t name;
	isc_buffer_t buffer;
	int i;
	isc_boolean_t ok;

	REQUIRE(type == 17);

	UNUSED(type);
	UNUSED(rdclass);
	UNUSED(callbacks);

	origin = (origin != NULL) ? origin : dns_rootname;

	for (i = 0; i < 2; i++) {
		RETERR(isc_lex_getmastertoken(lexer, &token,
					      isc_tokentype_string,
					      ISC_FALSE));
		dns_name_init(&name, NULL);
		buffer_fromregion(&buffer, &token.value.as_region);
		RETTOK(dns_name_fromtext(&name, &buffer, origin,
					 options, target));
		ok = ISC_TRUE;
		if ((options & DNS_RDATA_CHECKNAMES) != 0 && i == 0)
			ok = dns_name_ismailbox(&name);
		if (!ok && (options & DNS_RDATA_CHECKNAMESFAIL) != 0)
			RETTOK(DNS_R_BADNAME);
		if (!ok && callbacks != NULL)
			warn_badname(&name, lexer, callbacks);
	}
	return (ISC_R_SUCCESS);
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:34，代码来源:rp_17.c


示例9: set_nextqname

static isc_result_t
set_nextqname(struct probe_trans *trans) {
	isc_result_t result;
	size_t domainlen;
	isc_buffer_t b;
	char buf[4096];	/* XXX ad-hoc constant, but should be enough */

	if (*trans->qlabel == NULL)
		return (ISC_R_NOMORE);

	result = isc_string_copy(buf, sizeof(buf), *trans->qlabel);
	if (result != ISC_R_SUCCESS)
		return (result);
	result = isc_string_append(buf, sizeof(buf), trans->domain);
	if (result != ISC_R_SUCCESS)
		return (result);

	domainlen = strlen(buf);
	isc_buffer_init(&b, buf, domainlen);
	isc_buffer_add(&b, domainlen);
	dns_fixedname_init(&trans->fixedname);
	trans->qname = dns_fixedname_name(&trans->fixedname);
	result = dns_name_fromtext(trans->qname, &b, dns_rootname,
				   0, NULL);

	trans->qlabel++;

	return (result);
}
开发者ID:jhbsz，项目名称:netbsd，代码行数:29，代码来源:nsprobe.c


示例10: loadzone

/*%
 * Load the zone file from disk
 */
static void
loadzone(char *file, char *origin, dns_rdataclass_t rdclass, dns_db_t **db) {
	isc_buffer_t b;
	int len;
	dns_fixedname_t fname;
	dns_name_t *name;
	isc_result_t result;

	len = strlen(origin);
	isc_buffer_init(&b, origin, len);
	isc_buffer_add(&b, len);

	dns_fixedname_init(&fname);
	name = dns_fixedname_name(&fname);
	result = dns_name_fromtext(name, &b, dns_rootname, 0, NULL);
	if (result != ISC_R_SUCCESS)
		fatal("failed converting name '%s' to dns format: %s",
		      origin, isc_result_totext(result));

	result = dns_db_create(mctx, "rbt", name, dns_dbtype_zone,
			       rdclass, 0, NULL, db);
	check_result(result, "dns_db_create()");

	result = dns_db_load2(*db, file, inputformat);
	if (result != ISC_R_SUCCESS && result != DNS_R_SEENINCLUDE)
		fatal("failed loading zone from '%s': %s",
		      file, isc_result_totext(result));
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:31，代码来源:dnssec-verify.c


示例11: fromtext_in_kx

static inline isc_result_t
fromtext_in_kx(ARGS_FROMTEXT) {
	isc_token_t token;
	dns_name_t name;
	isc_buffer_t buffer;

	REQUIRE(type == 36);
	REQUIRE(rdclass == 1);

	UNUSED(type);
	UNUSED(rdclass);
	UNUSED(callbacks);

	RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
				      ISC_FALSE));
	if (token.value.as_ulong > 0xffffU)
		RETTOK(ISC_R_RANGE);
	RETERR(uint16_tobuffer(token.value.as_ulong, target));

	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));
	return (ISC_R_SUCCESS);
}
开发者ID:enukane，项目名称:netbsd-src，代码行数:27，代码来源:kx_36.c


示例12: ATF_TC_BODY

ATF_TC_BODY(isc_dh_computesecret, tc) {
	dst_key_t *key = NULL;
	isc_buffer_t buf;
	unsigned char array[1024];
	isc_result_t ret;
	dns_fixedname_t fname;
	dns_name_t *name;

	UNUSED(tc);

	ret = dns_test_begin(NULL, ISC_FALSE);
	ATF_REQUIRE_EQ(ret, ISC_R_SUCCESS);

	dns_fixedname_init(&fname);
	name = dns_fixedname_name(&fname);
	isc_buffer_constinit(&buf, "dh.", 3);
	isc_buffer_add(&buf, 3);
	ret = dns_name_fromtext(name, &buf, NULL, 0, NULL);
	ATF_REQUIRE_EQ(ret, ISC_R_SUCCESS);

	ret = dst_key_fromfile(name, 18602, DST_ALG_DH,
			       DST_TYPE_PUBLIC | DST_TYPE_KEY,
			       "./", mctx, &key);
	ATF_REQUIRE_EQ(ret, ISC_R_SUCCESS);

	isc_buffer_init(&buf, array, sizeof(array));
	ret = dst_key_computesecret(key, key, &buf);
	ATF_REQUIRE_EQ(ret, DST_R_NOTPRIVATEKEY);
	ret = key->func->computesecret(key, key, &buf);
	ATF_REQUIRE_EQ(ret, DST_R_COMPUTESECRETFAILURE);

	dst_key_free(&key);
	dns_test_end();
}
开发者ID:execunix，项目名称:vinos，代码行数:34，代码来源:dh_test.c


示例13: dns_peer_setkeybycharp

isc_result_t
dns_peer_setkeybycharp(dns_peer_t *peer, const char *keyval) {
	isc_buffer_t b;
	dns_fixedname_t fname;
	dns_name_t *name;
	isc_result_t result;

	dns_fixedname_init(&fname);
	isc_buffer_constinit(&b, keyval, strlen(keyval));
	isc_buffer_add(&b, strlen(keyval));
	result = dns_name_fromtext(dns_fixedname_name(&fname), &b,
				   dns_rootname, 0, NULL);
	if (result != ISC_R_SUCCESS)
		return (result);

	name = isc_mem_get(peer->mem, sizeof(dns_name_t));
	if (name == NULL)
		return (ISC_R_NOMEMORY);

	dns_name_init(name, NULL);
	result = dns_name_dup(dns_fixedname_name(&fname), peer->mem, name);
	if (result != ISC_R_SUCCESS) {
		isc_mem_put(peer->mem, name, sizeof(dns_name_t));
		return (result);
	}

	result = dns_peer_setkey(peer, &name);
	if (result != ISC_R_SUCCESS)
		isc_mem_put(peer->mem, name, sizeof(dns_name_t));

	return (result);
}
开发者ID:jhbsz，项目名称:netbsd，代码行数:32，代码来源:peer.c


示例14: make_zone

static isc_result_t
make_zone(const char *name, dns_zone_t **zonep) {
	isc_result_t result;
	dns_view_t *view = NULL;
	dns_zone_t *zone = NULL;
	isc_buffer_t buffer;
	dns_fixedname_t fixorigin;
	dns_name_t *origin;

	CHECK(dns_view_create(mctx, dns_rdataclass_in, "view", &view));
	CHECK(dns_zone_create(&zone, mctx));

	isc_buffer_init(&buffer, name, strlen(name));
	isc_buffer_add(&buffer, strlen(name));
	dns_fixedname_init(&fixorigin);
	origin = dns_fixedname_name(&fixorigin);
	CHECK(dns_name_fromtext(origin, &buffer, dns_rootname, 0, NULL));
	CHECK(dns_zone_setorigin(zone, origin));
	dns_zone_setview(zone, view);
	dns_zone_settype(zone, dns_zone_master);
	dns_zone_setclass(zone, view->rdclass);

	dns_view_detach(&view);
	*zonep = zone;

	return (ISC_R_SUCCESS);

  cleanup:
	if (zone != NULL)
		dns_zone_detach(&zone);
	if (view != NULL)
		dns_view_detach(&view);
	return (result);
}
开发者ID:Feechka，项目名称:bind9，代码行数:34，代码来源:zonemgr_test.c


示例15: sendquery

static isc_result_t
sendquery(isc_task_t *task) {
	dns_request_t *request;
	dns_message_t *message;
	dns_name_t *qname;
	dns_rdataset_t *qrdataset;
	isc_result_t result;
	dns_fixedname_t queryname;
	isc_buffer_t buf;
	static char host[256];
	int c;

	c = scanf("%255s", host);
	if (c == EOF)
		return ISC_R_NOMORE;

	onfly++;

	dns_fixedname_init(&queryname);
	isc_buffer_init(&buf, host, strlen(host));
	isc_buffer_add(&buf, strlen(host));
	result = dns_name_fromtext(dns_fixedname_name(&queryname), &buf,
				   dns_rootname, 0, NULL);
	CHECK("dns_name_fromtext", result);

	message = NULL;
	result = dns_message_create(mctx, DNS_MESSAGE_INTENTRENDER, &message);
	CHECK("dns_message_create", result);

	message->opcode = dns_opcode_query;
	message->flags |= DNS_MESSAGEFLAG_RD;
	message->rdclass = dns_rdataclass_in;
	message->id = (unsigned short)(random() & 0xFFFF);

	qname = NULL;
	result = dns_message_gettempname(message, &qname);
	CHECK("dns_message_gettempname", result);

	qrdataset = NULL;
	result = dns_message_gettemprdataset(message, &qrdataset);
	CHECK("dns_message_gettemprdataset", result);

	dns_name_init(qname, NULL);
	dns_name_clone(dns_fixedname_name(&queryname), qname);
	dns_rdataset_init(qrdataset);
	dns_rdataset_makequestion(qrdataset, dns_rdataclass_in,
				  dns_rdatatype_a);
	ISC_LIST_APPEND(qname->list, qrdataset, link);
	dns_message_addname(message, qname, DNS_SECTION_QUESTION);

	request = NULL;
	result = dns_request_createvia(requestmgr, message,
				       have_src ? &srcaddr : NULL, &dstaddr,
				       DNS_REQUESTOPT_TCP|DNS_REQUESTOPT_SHARE,
				       NULL, TIMEOUT, task, recvresponse,
				       message, &request);
	CHECK("dns_request_create", result);

	return ISC_R_SUCCESS;
}
开发者ID:pspacek，项目名称:dyndb-work，代码行数:60，代码来源:pipequeries.c


示例16: configure_staticstub_servernames

/*%
 * Configure an apex NS with an out-of-zone NS names for a static-stub zone.
 * For example, for the zone named "example.com", something like the following
 * RRs will be added to the zone DB:
 * example.com. NS ns.example.net.
 */
static isc_result_t
configure_staticstub_servernames(const cfg_obj_t *zconfig, dns_zone_t *zone,
				 dns_rdatalist_t *rdatalist, const char *zname)
{
	const cfg_listelt_t *element;
	isc_mem_t *mctx = dns_zone_getmctx(zone);
	dns_rdata_t *rdata;
	isc_region_t sregion, region;
	isc_result_t result = ISC_R_SUCCESS;

	for (element = cfg_list_first(zconfig);
	     element != NULL;
	     element = cfg_list_next(element))
	{
		const cfg_obj_t *obj;
		const char *str;
		dns_fixedname_t fixed_name;
		dns_name_t *nsname;
		isc_buffer_t b;

		obj = cfg_listelt_value(element);
		str = cfg_obj_asstring(obj);

		dns_fixedname_init(&fixed_name);
		nsname = dns_fixedname_name(&fixed_name);

		isc_buffer_init(&b, str, strlen(str));
		isc_buffer_add(&b, strlen(str));
		result = dns_name_fromtext(nsname, &b, dns_rootname, 0, NULL);
		if (result != ISC_R_SUCCESS) {
			cfg_obj_log(zconfig, ns_g_lctx, ISC_LOG_ERROR,
					    "server-name '%s' is not a valid "
					    "name", str);
			return (result);
		}
		if (dns_name_issubdomain(nsname, dns_zone_getorigin(zone))) {
			cfg_obj_log(zconfig, ns_g_lctx, ISC_LOG_ERROR,
				    "server-name '%s' must not be a "
				    "subdomain of zone name '%s'",
				    str, zname);
			return (ISC_R_FAILURE);
		}

		dns_name_toregion(nsname, &sregion);
		rdata = isc_mem_get(mctx, sizeof(*rdata) + sregion.length);
		if (rdata == NULL)
			return (ISC_R_NOMEMORY);
		region.length = sregion.length;
		region.base = (unsigned char *)(rdata + 1);
		memcpy(region.base, sregion.base, region.length);
		dns_rdata_init(rdata);
		dns_rdata_fromregion(rdata, dns_zone_getclass(zone),
				     dns_rdatatype_ns, &region);
		ISC_LIST_APPEND(rdatalist->rdata, rdata, link);
	}

	return (result);
}
开发者ID:ElRevo，项目名称:xia-core，代码行数:64，代码来源:zoneconf.c


示例17: fromtext_soa

static inline isc_result_t
fromtext_soa(ARGS_FROMTEXT) {
	isc_token_t token;
	dns_name_t name;
	isc_buffer_t buffer;
	int i;
	isc_uint32_t n;
	isc_boolean_t ok;

	REQUIRE(type == 6);

	UNUSED(type);
	UNUSED(rdclass);
	UNUSED(callbacks);

	origin = (origin != NULL) ? origin : dns_rootname;

	for (i = 0; i < 2; i++) {
		RETERR(isc_lex_getmastertoken(lexer, &token,
					      isc_tokentype_string,
					      ISC_FALSE));

		dns_name_init(&name, NULL);
		buffer_fromregion(&buffer, &token.value.as_region);
		RETTOK(dns_name_fromtext(&name, &buffer, origin,
					 options, target));
		ok = ISC_TRUE;
		if ((options & DNS_RDATA_CHECKNAMES) != 0)
			switch (i) {
			case 0:
				ok = dns_name_ishostname(&name, ISC_FALSE);
				break;
			case 1:
				ok = dns_name_ismailbox(&name);
				break;

			}
		if (!ok && (options & DNS_RDATA_CHECKNAMESFAIL) != 0)
			RETTOK(DNS_R_BADNAME);
		if (!ok && callbacks != NULL)
			warn_badname(&name, lexer, callbacks);
	}

	RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
				      ISC_FALSE));
	RETERR(uint32_tobuffer(token.value.as_ulong, target));

	for (i = 0; i < 4; i++) {
		RETERR(isc_lex_getmastertoken(lexer, &token,
					      isc_tokentype_string,
					      ISC_FALSE));
		RETTOK(dns_counter_fromtext(&token.value.as_textregion, &n));
		RETERR(uint32_tobuffer(n, target));
	}

	return (ISC_R_SUCCESS);
}
开发者ID:fanf2，项目名称:bind-9，代码行数:57，代码来源:soa_6.c


示例18: main

int
main(int argc, char **argv) {
	dns_fixedname_t fixed;
	dns_name_t *name;
	isc_buffer_t buffer;
	isc_region_t region;
	isc_result_t result;
	unsigned char hash[NSEC3_MAX_HASH_LENGTH];
	unsigned char salt[DNS_NSEC3_SALTSIZE];
	unsigned char text[1024];
	unsigned int hash_alg;
	unsigned int length;
	unsigned int iterations;
	unsigned int salt_length;

	if (argc != 5)
		usage();

	if (strcmp(argv[1], "-") == 0) {
		salt_length = 0;
		salt[0] = 0;
	} else {
		isc_buffer_init(&buffer, salt, sizeof(salt));
		result = isc_hex_decodestring(argv[1], &buffer);
		check_result(result, "isc_hex_decodestring(salt)");
		salt_length = isc_buffer_usedlength(&buffer);
		if (salt_length > DNS_NSEC3_SALTSIZE)
			fatal("salt too long");
	}
	hash_alg = atoi(argv[2]);
	if (hash_alg > 255U)
		fatal("hash algorithm too large");
	iterations = atoi(argv[3]);
	if (iterations > 0xffffU)
		fatal("iterations to large");

	dns_fixedname_init(&fixed);
	name = dns_fixedname_name(&fixed);
	isc_buffer_init(&buffer, argv[4], strlen(argv[4]));
	isc_buffer_add(&buffer, strlen(argv[4]));
	result = dns_name_fromtext(name, &buffer, dns_rootname, 0, NULL);
	check_result(result, "dns_name_fromtext() failed");

	dns_name_downcase(name, name, NULL);
	length = isc_iterated_hash(hash, hash_alg, iterations,  salt,
				   salt_length, name->ndata, name->length);
	if (length == 0)
		fatal("isc_iterated_hash failed");
	region.base = hash;
	region.length = length;
	isc_buffer_init(&buffer, text, sizeof(text));
	isc_base32hexnp_totext(&region, 1, "", &buffer);
	fprintf(stdout, "%.*s (salt=%s, hash=%u, iterations=%u)\n",
		(int)isc_buffer_usedlength(&buffer), text, argv[1], hash_alg, iterations);
	return(0);
}
开发者ID:Stichting-MINIX-Research-Foundation，项目名称:minix，代码行数:56，代码来源:nsec3hash.c


示例19: probe_domain

static isc_result_t probe_domain (struct probe_trans *trans)
{
    isc_result_t result;

    size_t domainlen;

    isc_buffer_t b;

    char buf[4096];                /* XXX ad hoc constant, but should be enough */

    char *cp;

    REQUIRE (trans != NULL);
    REQUIRE (trans->inuse == ISC_FALSE);
    REQUIRE (outstanding_probes < MAX_PROBES);

    /* Construct domain */
    cp = fgets (buf, sizeof (buf), fp);
    if (cp == NULL)
        return (ISC_R_NOMORE);
    if ((cp = strchr (buf, '\n')) != NULL)    /* zap NL if any */
        *cp = '\0';
    trans->domain = isc_mem_strdup (mctx, buf);
    if (trans->domain == NULL)
    {
        fprintf (stderr, "failed to allocate memory for domain: %s", cp);
        return (ISC_R_NOMEMORY);
    }

    /* Start getting NS for the domain */
    domainlen = strlen (buf);
    isc_buffer_init (&b, buf, domainlen);
    isc_buffer_add (&b, domainlen);
    dns_fixedname_init (&trans->fixedname);
    trans->qname = dns_fixedname_name (&trans->fixedname);
    result = dns_name_fromtext (trans->qname, &b, dns_rootname, 0, NULL);
    if (result != ISC_R_SUCCESS)
        goto cleanup;
    result = dns_client_startresolve (client, trans->qname,
                                      dns_rdataclass_in, dns_rdatatype_ns,
                                      0, probe_task, resolve_ns, trans, &trans->resid);
    if (result != ISC_R_SUCCESS)
        goto cleanup;

    trans->inuse = ISC_TRUE;
    outstanding_probes++;

    return (ISC_R_SUCCESS);

  cleanup:
    isc_mem_free (mctx, trans->domain);
    dns_fixedname_invalidate (&trans->fixedname);

    return (result);
}
开发者ID:274914765，项目名称:C，代码行数:55，代码来源:nsprobe.c


示例20: make_querymessage

static isc_result_t
make_querymessage(dns_message_t *message, const char *namestr,
		  dns_rdatatype_t rdtype)
{
	dns_name_t *qname = NULL, *qname0;
	dns_rdataset_t *qrdataset = NULL;
	isc_result_t result;
	isc_buffer_t b;
	unsigned int namelen;

	REQUIRE(message != NULL);
	REQUIRE(namestr != NULL);

	/* Construct qname */
	namelen = strlen(namestr);
	isc_buffer_constinit(&b, namestr, namelen);
	isc_buffer_add(&b, namelen);
	dns_fixedname_init(&fixedqname);
	qname0 = dns_fixedname_name(&fixedqname);
	result = dns_name_fromtext(qname0, &b, dns_rootname, 0, NULL);
	if (result != ISC_R_SUCCESS) {
		fprintf(stderr, "failed to convert qname: %d\n", result);
		return (result);
	}

	/* Construct query message */
	message->opcode = dns_opcode_query;
	message->rdclass = dns_rdataclass_in;

	result = dns_message_gettempname(message, &qname);
	if (result != ISC_R_SUCCESS)
		goto cleanup;

	result = dns_message_gettemprdataset(message, &qrdataset);
	if (result != ISC_R_SUCCESS)
		goto cleanup;

	dns_name_init(qname, NULL);
	dns_name_clone(qname0, qname);
	dns_rdataset_init(qrdataset);
	dns_rdataset_makequestion(qrdataset, message->rdclass, rdtype);
	ISC_LIST_APPEND(qname->list, qrdataset, link);
	dns_message_addname(message, qname, DNS_SECTION_QUESTION);

	return (ISC_R_SUCCESS);

 cleanup:
	if (qname != NULL)
		dns_message_puttempname(message, &qname);
	if (qrdataset != NULL)
		dns_message_puttemprdataset(message, &qrdataset);
	dns_message_destroy(&message);
	return (result);
}
开发者ID:JeanCaron，项目名称:bind9，代码行数:54，代码来源:sample-request.c



注：本文中的dns_name_fromtext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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