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/tkey.h (8145B)

/*
 * Copyright (C) 2004-2007, 2009-2011  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 1999-2001  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: tkey.h,v 1.32 2011-01-08 23:47:01 tbox Exp $ */

#ifndef DNS_TKEY_H
#define DNS_TKEY_H 1

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

#include <isc/lang.h>

#include <dns/types.h>

#include <dst/dst.h>
#include <dst/gssapi.h>

ISC_LANG_BEGINDECLS

/* Key agreement modes */
#define DNS_TKEYMODE_SERVERASSIGNED		1
#define DNS_TKEYMODE_DIFFIEHELLMAN		2
#define DNS_TKEYMODE_GSSAPI			3
#define DNS_TKEYMODE_RESOLVERASSIGNED		4
#define DNS_TKEYMODE_DELETE			5

struct dns_tkeyctx {
	dst_key_t *dhkey;
	dns_name_t *domain;
	gss_cred_id_t gsscred;
	isc_mem_t *mctx;
	isc_entropy_t *ectx;
	char *gssapi_keytab;
};

isc_result_t
dns_tkeyctx_create(isc_mem_t *mctx, isc_entropy_t *ectx,
		   dns_tkeyctx_t **tctxp);
/*%<
 *	Create an empty TKEY context.
 *
 * 	Requires:
 *\li		'mctx' is not NULL
 *\li		'tctx' is not NULL
 *\li		'*tctx' is NULL
 *
 *	Returns
 *\li		#ISC_R_SUCCESS
 *\li		#ISC_R_NOMEMORY
 *\li		return codes from dns_name_fromtext()
 */

void
dns_tkeyctx_destroy(dns_tkeyctx_t **tctxp);
/*%<
 *      Frees all data associated with the TKEY context
 *
 * 	Requires:
 *\li		'tctx' is not NULL
 *\li		'*tctx' is not NULL
 */

isc_result_t
dns_tkey_processquery(dns_message_t *msg, dns_tkeyctx_t *tctx,
		      dns_tsig_keyring_t *ring);
/*%<
 *	Processes a query containing a TKEY record, adding or deleting TSIG
 *	keys if necessary, and modifies the message to contain the response.
 *
 *	Requires:
 *\li		'msg' is a valid message
 *\li		'tctx' is a valid TKEY context
 *\li		'ring' is a valid TSIG keyring
 *
 *	Returns
 *\li		#ISC_R_SUCCESS	msg was updated (the TKEY operation succeeded,
 *				or msg now includes a TKEY with an error set)
 *		DNS_R_FORMERR	the packet was malformed (missing a TKEY
 *				or KEY).
 *\li		other		An error occurred while processing the message
 */

isc_result_t
dns_tkey_builddhquery(dns_message_t *msg, dst_key_t *key, dns_name_t *name,
		      dns_name_t *algorithm, isc_buffer_t *nonce,
		      isc_uint32_t lifetime);
/*%<
 *	Builds a query containing a TKEY that will generate a shared
 *	secret using a Diffie-Hellman key exchange.  The shared key
 *	will be of the specified algorithm (only DNS_TSIG_HMACMD5_NAME
 *	is supported), and will be named either 'name',
 *	'name' + server chosen domain, or random data + server chosen domain
 *	if 'name' == dns_rootname.  If nonce is not NULL, it supplies
 *	random data used in the shared secret computation.  The key is
 *	requested to have the specified lifetime (in seconds)
 *
 *
 *	Requires:
 *\li		'msg' is a valid message
 *\li		'key' is a valid Diffie Hellman dst key
 *\li		'name' is a valid name
 *\li		'algorithm' is a valid name
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS	msg was successfully updated to include the
 *				query to be sent
 *\li		other		an error occurred while building the message
 */

isc_result_t
dns_tkey_buildgssquery(dns_message_t *msg, dns_name_t *name, dns_name_t *gname,
		       isc_buffer_t *intoken, isc_uint32_t lifetime,
		       gss_ctx_id_t *context, isc_boolean_t win2k,
		       isc_mem_t *mctx, char **err_message);
/*%<
 *	Builds a query containing a TKEY that will generate a GSSAPI context.
 *	The key is requested to have the specified lifetime (in seconds).
 *
 *	Requires:
 *\li		'msg'	  is a valid message
 *\li		'name'	  is a valid name
 *\li		'gname'	  is a valid name
 *\li		'context' is a pointer to a valid gss_ctx_id_t
 *			  (which may have the value GSS_C_NO_CONTEXT)
 *\li		'win2k'   when true says to turn on some hacks to work
 *			  with the non-standard GSS-TSIG of Windows 2000
 *
 *	Returns:
 *\li		ISC_R_SUCCESS	msg was successfully updated to include the
 *				query to be sent
 *\li		other		an error occurred while building the message
 *\li		*err_message	optional error message
 */

isc_result_t
dns_tkey_builddeletequery(dns_message_t *msg, dns_tsigkey_t *key);
/*%<
 *	Builds a query containing a TKEY record that will delete the
 *	specified shared secret from the server.
 *
 *	Requires:
 *\li		'msg' is a valid message
 *\li		'key' is a valid TSIG key
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS	msg was successfully updated to include the
 *				query to be sent
 *\li		other		an error occurred while building the message
 */

isc_result_t
dns_tkey_processdhresponse(dns_message_t *qmsg, dns_message_t *rmsg,
			   dst_key_t *key, isc_buffer_t *nonce,
			   dns_tsigkey_t **outkey, dns_tsig_keyring_t *ring);
/*%<
 *	Processes a response to a query containing a TKEY that was
 *	designed to generate a shared secret using a Diffie-Hellman key
 *	exchange.  If the query was successful, a new shared key
 *	is created and added to the list of shared keys.
 *
 *	Requires:
 *\li		'qmsg' is a valid message (the query)
 *\li		'rmsg' is a valid message (the response)
 *\li		'key' is a valid Diffie Hellman dst key
 *\li		'outkey' is either NULL or a pointer to NULL
 *\li		'ring' is a valid keyring or NULL
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS	the shared key was successfully added
 *\li		#ISC_R_NOTFOUND	an error occurred while looking for a
 *				component of the query or response
 */

isc_result_t
dns_tkey_processgssresponse(dns_message_t *qmsg, dns_message_t *rmsg,
			    dns_name_t *gname, gss_ctx_id_t *context,
			    isc_buffer_t *outtoken, dns_tsigkey_t **outkey,
			    dns_tsig_keyring_t *ring, char **err_message);
/*%<
 * XXX
 */

isc_result_t
dns_tkey_processdeleteresponse(dns_message_t *qmsg, dns_message_t *rmsg,
			       dns_tsig_keyring_t *ring);
/*%<
 *	Processes a response to a query containing a TKEY that was
 *	designed to delete a shared secret.  If the query was successful,
 *	the shared key is deleted from the list of shared keys.
 *
 *	Requires:
 *\li		'qmsg' is a valid message (the query)
 *\li		'rmsg' is a valid message (the response)
 *\li		'ring' is not NULL
 *
 *	Returns:
 *\li		#ISC_R_SUCCESS	the shared key was successfully deleted
 *\li		#ISC_R_NOTFOUND	an error occurred while looking for a
 *				component of the query or response
 */

isc_result_t
dns_tkey_gssnegotiate(dns_message_t *qmsg, dns_message_t *rmsg,
		      dns_name_t *server, gss_ctx_id_t *context,
		      dns_tsigkey_t **outkey, dns_tsig_keyring_t *ring,
		      isc_boolean_t win2k, char **err_message);

/*
 *	Client side negotiation of GSS-TSIG.  Process the response
 *	to a TKEY, and establish a TSIG key if negotiation was successful.
 *	Build a response to the input TKEY message.  Can take multiple
 *	calls to successfully establish the context.
 *
 *	Requires:
 *		'qmsg'    is a valid message, the original TKEY request;
 *			     it will be filled with the new message to send
 *		'rmsg'    is a valid message, the incoming TKEY message
 *		'server'  is the server name
 *		'context' is the input context handle
 *		'outkey'  receives the established key, if non-NULL;
 *			      if non-NULL must point to NULL
 *		'ring'	  is the keyring in which to establish the key,
 *			      or NULL
 *		'win2k'   when true says to turn on some hacks to work
 *			      with the non-standard GSS-TSIG of Windows 2000
 *
 *	Returns:
 *		ISC_R_SUCCESS	context was successfully established
 *		ISC_R_NOTFOUND  couldn't find a needed part of the query
 *					or response
 *		DNS_R_CONTINUE  additional context negotiation is required;
 *					send the new qmsg to the server
 */

ISC_LANG_ENDDECLS

#endif /* DNS_TKEY_H */

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