FM / dns

/usr/include/dns

Name	Size	Mode	Actions
acl.h	6432	0644	edit dl rm
adb.h	18372	0644	edit dl rm
byaddr.h	4513	0644	edit dl rm
cache.h	7591	0644	edit dl rm
callbacks.h	2240	0644	edit dl rm
cert.h	1987	0644	edit dl rm
compress.h	6224	0644	edit dl rm
db.h	41302	0644	edit dl rm
dbiterator.h	7871	0644	edit dl rm
dbtable.h	3691	0644	edit dl rm
diff.h	7628	0644	edit dl rm
dispatch.h	13566	0644	edit dl rm
dlz.h	11152	0644	edit dl rm
dnssec.h	11101	0644	edit dl rm
ds.h	1912	0644	edit dl rm
dynamic_db.h	1892	0644	edit dl rm
enumclass.h	1787	0644	edit dl rm
enumtype.h	6729	0644	edit dl rm
events.h	3959	0644	edit dl rm
fixedname.h	2237	0644	edit dl rm
forward.h	3605	0644	edit dl rm
iptable.h	1922	0644	edit dl rm
journal.h	8473	0644	edit dl rm
keyflags.h	1803	0644	edit dl rm
keytable.h	10212	0644	edit dl rm
keyvalues.h	4318	0644	edit dl rm
lib.h	1718	0644	edit dl rm
log.h	4143	0644	edit dl rm
master.h	9396	0644	edit dl rm
masterdump.h	9657	0644	edit dl rm
message.h	37972	0644	edit dl rm
name.h	35862	0644	edit dl rm
ncache.h	5184	0644	edit dl rm
nsec.h	2328	0644	edit dl rm
peer.h	5437	0644	edit dl rm
portlist.h	2539	0644	edit dl rm
private.h	1912	0644	edit dl rm
rbt.h	34526	0644	edit dl rm
rcode.h	3003	0644	edit dl rm
rdata.h	21333	0644	edit dl rm
rdataclass.h	2317	0644	edit dl rm
rdatalist.h	2895	0644	edit dl rm
rdataset.h	19824	0644	edit dl rm
rdatasetiter.h	4455	0644	edit dl rm
rdataslab.h	4679	0644	edit dl rm
rdatastruct.h	77858	0644	edit dl rm
rdatatype.h	2371	0644	edit dl rm
request.h	10448	0644	edit dl rm
resolver.h	16248	0644	edit dl rm
result.h	8493	0644	edit dl rm
rootns.h	1429	0644	edit dl rm
rpz.h	5438	0644	edit dl rm
rrl.h	6995	0644	edit dl rm
sdb.h	7341	0644	edit dl rm
sdlz.h	14440	0644	edit dl rm
secalg.h	2235	0644	edit dl rm
secproto.h	2082	0644	edit dl rm
soa.h	2750	0644	edit dl rm
ssu.h	6773	0644	edit dl rm
tcpmsg.h	3649	0644	edit dl rm
time.h	2093	0644	edit dl rm
tkey.h	8145	0644	edit dl rm
tsig.h	8727	0644	edit dl rm
ttl.h	2126	0644	edit dl rm
types.h	12295	0644	edit dl rm
validator.h	7524	0644	edit dl rm
version.h	1207	0644	edit dl rm
view.h	29037	0644	edit dl rm
xfrin.h	3130	0644	edit dl rm
zone.h	46200	0644	edit dl rm
zonekey.h	1283	0644	edit dl rm
zt.h	4644	0644	edit dl rm

Edit: /usr/include/dns/dnssec.h (11101B)

/*
 * Copyright (C) 2004-2007, 2009-2011  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 1999-2002  Internet Software Consortium.
 *
 * 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: dnssec.h,v 1.42.178.3 2011-11-03 02:55:35 each Exp $ */

#ifndef DNS_DNSSEC_H
#define DNS_DNSSEC_H 1

/*! \file dns/dnssec.h */

#include <isc/lang.h>
#include <isc/stdtime.h>

#include <dns/diff.h>
#include <dns/types.h>

#include <dst/dst.h>

ISC_LANG_BEGINDECLS

/*%< Maximum number of keys supported in a zone. */
#define DNS_MAXZONEKEYS 32

/*
 * Indicates how the signer found this key: in the key repository, at the
 * zone apex, or specified by the user.
 */
typedef enum {
	dns_keysource_unknown,
	dns_keysource_repository,
	dns_keysource_zoneapex,
	dns_keysource_user
} dns_keysource_t;

/*
 * A DNSSEC key and hints about its intended use gleaned from metadata
 */
struct dns_dnsseckey {
	dst_key_t *key;
	isc_boolean_t hint_publish;  /*% metadata says to publish */
	isc_boolean_t force_publish; /*% publish regardless of metadata */
	isc_boolean_t hint_sign;     /*% metadata says to sign with this key */
	isc_boolean_t force_sign;    /*% sign with key regardless of metadata */
	isc_boolean_t hint_remove;   /*% metadata says *don't* publish */
	isc_boolean_t is_active;     /*% key is already active */
	isc_boolean_t first_sign;    /*% key is newly becoming active */
	unsigned int prepublish;     /*% how long until active? */
	dns_keysource_t source;      /*% how the key was found */
	isc_boolean_t ksk;           /*% this is a key-signing key */
	isc_boolean_t legacy;        /*% this is old-style key with no
					 metadata (possibly generated by
					 an older version of BIND9) and
					 should be ignored when searching
					 for keys to import into the zone */
	unsigned int index;          /*% position in list */
	ISC_LINK(dns_dnsseckey_t) link;
};

isc_result_t
dns_dnssec_keyfromrdata(dns_name_t *name, dns_rdata_t *rdata, isc_mem_t *mctx,
			dst_key_t **key);
/*%<
 *	Creates a DST key from a DNS record.  Basically a wrapper around
 *	dst_key_fromdns().
 *
 *	Requires:
 *\li		'name' is not NULL
 *\li		'rdata' is not NULL
 *\li		'mctx' is not NULL
 *\li		'key' is not NULL
 *\li		'*key' is NULL
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		DST_R_INVALIDPUBLICKEY
 *\li		various errors from dns_name_totext
 */

isc_result_t
dns_dnssec_sign(dns_name_t *name, dns_rdataset_t *set, dst_key_t *key,
		isc_stdtime_t *inception, isc_stdtime_t *expire,
		isc_mem_t *mctx, isc_buffer_t *buffer, dns_rdata_t *sigrdata);
/*%<
 *	Generates a SIG record covering this rdataset.  This has no effect
 *	on existing SIG records.
 *
 *	Requires:
 *\li		'name' (the owner name of the record) is a valid name
 *\li		'set' is a valid rdataset
 *\li		'key' is a valid key
 *\li		'inception' is not NULL
 *\li		'expire' is not NULL
 *\li		'mctx' is not NULL
 *\li		'buffer' is not NULL
 *\li		'sigrdata' is not NULL
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		#ISC_R_NOSPACE
 *\li		#DNS_R_INVALIDTIME - the expiration is before the inception
 *\li		#DNS_R_KEYUNAUTHORIZED - the key cannot sign this data (either
 *			it is not a zone key or its flags prevent
 *			authentication)
 *\li		DST_R_*
 */

isc_result_t
dns_dnssec_verify(dns_name_t *name, dns_rdataset_t *set, dst_key_t *key,
		  isc_boolean_t ignoretime, isc_mem_t *mctx,
		  dns_rdata_t *sigrdata);

isc_result_t
dns_dnssec_verify2(dns_name_t *name, dns_rdataset_t *set, dst_key_t *key,
		   isc_boolean_t ignoretime, isc_mem_t *mctx,
		   dns_rdata_t *sigrdata, dns_name_t *wild);
/*%<
 *	Verifies the SIG record covering this rdataset signed by a specific
 *	key.  This does not determine if the key's owner is authorized to
 *	sign this record, as this requires a resolver or database.
 *	If 'ignoretime' is ISC_TRUE, temporal validity will not be checked.
 *
 *	Requires:
 *\li		'name' (the owner name of the record) is a valid name
 *\li		'set' is a valid rdataset
 *\li		'key' is a valid key
 *\li		'mctx' is not NULL
 *\li		'sigrdata' is a valid rdata containing a SIG record
 *\li		'wild' if non-NULL then is a valid and has a buffer.
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		#DNS_R_FROMWILDCARD - the signature is valid and is from
 *			a wildcard expansion.  dns_dnssec_verify2() only.
 *			'wild' contains the name of the wildcard if non-NULL.
 *\li		#DNS_R_SIGINVALID - the signature fails to verify
 *\li		#DNS_R_SIGEXPIRED - the signature has expired
 *\li		#DNS_R_SIGFUTURE - the signature's validity period has not begun
 *\li		#DNS_R_KEYUNAUTHORIZED - the key cannot sign this data (either
 *			it is not a zone key or its flags prevent
 *			authentication)
 *\li		DST_R_*
 */

/*@{*/
isc_result_t
dns_dnssec_findzonekeys(dns_db_t *db, dns_dbversion_t *ver, dns_dbnode_t *node,
			dns_name_t *name, isc_mem_t *mctx,
			unsigned int maxkeys, dst_key_t **keys,
			unsigned int *nkeys);
isc_result_t
dns_dnssec_findzonekeys2(dns_db_t *db, dns_dbversion_t *ver,
			 dns_dbnode_t *node, dns_name_t *name,
			 const char *directory, isc_mem_t *mctx,
			 unsigned int maxkeys, dst_key_t **keys,
			 unsigned int *nkeys);
/*%<
 * 	Finds a set of zone keys.
 * 	XXX temporary - this should be handled in dns_zone_t.
 */
/*@}*/

isc_result_t
dns_dnssec_signmessage(dns_message_t *msg, dst_key_t *key);
/*%<
 *	Signs a message with a SIG(0) record.  This is implicitly called by
 *	dns_message_renderend() if msg->sig0key is not NULL.
 *
 *	Requires:
 *\li		'msg' is a valid message
 *\li		'key' is a valid key that can be used for signing
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		DST_R_*
 */

isc_result_t
dns_dnssec_verifymessage(isc_buffer_t *source, dns_message_t *msg,
			 dst_key_t *key);
/*%<
 *	Verifies a message signed by a SIG(0) record.  This is not
 *	called implicitly by dns_message_parse().  If dns_message_signer()
 *	is called before dns_dnssec_verifymessage(), it will return
 *	#DNS_R_NOTVERIFIEDYET.  dns_dnssec_verifymessage() will set
 *	the verified_sig0 flag in msg if the verify succeeds, and
 *	the sig0status field otherwise.
 *
 *	Requires:
 *\li		'source' is a valid buffer containing the unparsed message
 *\li		'msg' is a valid message
 *\li		'key' is a valid key
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		#ISC_R_NOTFOUND - no SIG(0) was found
 *\li		#DNS_R_SIGINVALID - the SIG record is not well-formed or
 *				   was not generated by the key.
 *\li		DST_R_*
 */

isc_boolean_t
dns_dnssec_selfsigns(dns_rdata_t *rdata, dns_name_t *name,
		     dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset,
		     isc_boolean_t ignoretime, isc_mem_t *mctx);

isc_boolean_t
dns_dnssec_signs(dns_rdata_t *rdata, dns_name_t *name,
		 dns_rdataset_t *rdataset, dns_rdataset_t *sigrdataset,
		 isc_boolean_t ignoretime, isc_mem_t *mctx);
/*%<
 * Verify that 'rdataset' is validly signed in 'sigrdataset' by
 * the key in 'rdata'.
 *
 * dns_dnssec_selfsigns() requires that rdataset be a DNSKEY or KEY
 * rrset.  dns_dnssec_signs() works on any rrset.
 */

isc_result_t
dns_dnsseckey_create(isc_mem_t *mctx, dst_key_t **dstkey,
		     dns_dnsseckey_t **dkp);
/*%<
 * Create and initialize a dns_dnsseckey_t structure.
 *
 *	Requires:
 *\li		'dkp' is not NULL and '*dkp' is NULL.
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 */

void
dns_dnsseckey_destroy(isc_mem_t *mctx, dns_dnsseckey_t **dkp);
/*%<
 * Reclaim a dns_dnsseckey_t structure.
 *
 *	Requires:
 *\li		'dkp' is not NULL and '*dkp' is not NULL.
 *
 *	Ensures:
 *\li		'*dkp' is NULL.
 */

isc_result_t
dns_dnssec_findmatchingkeys(dns_name_t *origin, const char *directory,
			    isc_mem_t *mctx, dns_dnsseckeylist_t *keylist);
/*%<
 * Search 'directory' for K* key files matching the name in 'origin'.
 * Append all such keys, along with use hints gleaned from their
 * metadata, onto 'keylist'.
 *
 *	Requires:
 *\li		'keylist' is not NULL
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOTFOUND
 *\li		#ISC_R_NOMEMORY
 *\li		any error returned by dns_name_totext(), isc_dir_open(), or
 *              dst_key_fromnamedfile()
 *
 *	Ensures:
 *\li		On error, keylist is unchanged
 */

isc_result_t
dns_dnssec_keylistfromrdataset(dns_name_t *origin,
			       const char *directory, isc_mem_t *mctx,
			       dns_rdataset_t *keyset, dns_rdataset_t *keysigs,
			       dns_rdataset_t *soasigs, isc_boolean_t savekeys,
			       isc_boolean_t public,
			       dns_dnsseckeylist_t *keylist);
/*%<
 * Append the contents of a DNSKEY rdataset 'keyset' to 'keylist'.
 * Omit duplicates.  If 'public' is ISC_FALSE, search 'directory' for
 * matching key files, and load the private keys that go with
 * the public ones.  If 'savekeys' is ISC_TRUE, mark the keys so
 * they will not be deleted or inactivated regardless of metadata.
 *
 * 'keysigs' and 'soasigs', if not NULL and associated, contain the
 * RRSIGS for the DNSKEY and SOA records respectively and are used to mark
 * whether a key is already active in the zone.
 */

isc_result_t
dns_dnssec_updatekeys(dns_dnsseckeylist_t *keys, dns_dnsseckeylist_t *newkeys,
		      dns_dnsseckeylist_t *removed, dns_name_t *origin,
		      dns_ttl_t ttl, dns_diff_t *diff, isc_boolean_t allzsk,
		      isc_mem_t *mctx, void (*report)(const char *, ...));
/*%<
 * Update the list of keys in 'keys' with new key information in 'newkeys'.
 *
 * For each key in 'newkeys', see if it has a match in 'keys'.
 * - If not, and if the metadata says the key should be published:
 *   add it to 'keys', and place a dns_difftuple into 'diff' so
 *   the key can be added to the DNSKEY set.  If the metadata says it
 *   should be active, set the first_sign flag.
 * - If so, and if the metadata says it should be removed:
 *   remove it from 'keys', and place a dns_difftuple into 'diff' so
 *   the key can be removed from the DNSKEY set.  if 'removed' is non-NULL,
 *   copy the key into that list; otherwise destroy it.
 * - Otherwise, make sure keys has current metadata.
 *
 * If 'allzsk' is true, we are allowing KSK-flagged keys to be used as
 * ZSKs.
 *
 * 'ttl' is the TTL of the DNSKEY RRset; if it is longer than the
 * time until a new key will be activated, then we have to delay the
 * key's activation.
 *
 * 'report' points to a function for reporting status.
 *
 * On completion, any remaining keys in 'newkeys' are freed.
 */
ISC_LANG_ENDDECLS

#endif /* DNS_DNSSEC_H */

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