2 This file is part of GNUnet
3 (C) 2012 Christian Grothoff (and other contributing authors)
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6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
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13 General Public License for more details.
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22 * @file include/gnunet_gns_service.h
23 * @brief API to the GNS service
24 * @author Martin Schanzenbach
27 * - decide what goes into storage API and what into GNS-service API
28 * - decide where to pass/expose/check keys / signatures
29 * - are GNS private keys per peer or per user?
33 #ifndef GNUNET_GNS_SERVICE_H
34 #define GNUNET_GNS_SERVICE_H
36 #include "gnunet_util_lib.h"
37 #include "gnunet_dnsparser_lib.h"
38 #include "gnunet_namestore_service.h"
43 #if 0 /* keep Emacsens' auto-indent happy */
50 * Connection to the GNS service.
52 struct GNUNET_GNS_Handle;
55 * Handle to control a get operation.
57 struct GNUNET_GNS_LookupHandle;
60 * Handle to control a shorten operation
65 * Based on GNUNET_DNSPARSER_TYPEs (standard DNS)
67 enum GNUNET_GNS_RecordType
70 GNUNET_GNS_RECORD_TYPE_A = GNUNET_DNSPARSER_TYPE_A,
71 GNUNET_GNS_RECORD_TYPE_NS = GNUNET_DNSPARSER_TYPE_NS,
72 GNUNET_GNS_RECORD_TYPE_CNAME = GNUNET_DNSPARSER_TYPE_CNAME,
73 GNUNET_GNS_RECORD_TYPE_SOA = GNUNET_DNSPARSER_TYPE_SOA,
74 GNUNET_GNS_RECORD_TYPE_PTR = GNUNET_DNSPARSER_TYPE_PTR,
75 GNUNET_GNS_RECORD_MX = GNUNET_DNSPARSER_TYPE_MX,
76 GNUNET_GNS_RECORD_TXT = GNUNET_DNSPARSER_TYPE_TXT,
77 GNUNET_GNS_RECORD_AAAA = GNUNET_DNSPARSER_TYPE_AAAA,
80 GNUNET_GNS_RECORD_PKEY = GNUNET_NAMESTORE_TYPE_PKEY,
81 GNUNET_GNS_RECORD_PSEU = GNUNET_NAMESTORE_TYPE_PSEU,
82 GNUNET_GNS_RECORD_ANY = GNUNET_NAMESTORE_TYPE_ANY,
83 GNUNET_GNS_RECORD_LEHO = GNUNET_NAMESTORE_TYPE_LEHO,
88 * Initialize the connection with the GNS service.
90 * @param cfg configuration to use
92 * @return handle to the GNS service, or NULL on error
94 struct GNUNET_GNS_Handle *
95 GNUNET_GNS_connect (const struct GNUNET_CONFIGURATION_Handle *cfg);
99 * Shutdown connection with the GNS service.
101 * @param handle connection to shut down
104 GNUNET_GNS_disconnect (struct GNUNET_GNS_Handle *handle);
107 /* *************** Standard API: lookup ******************* */
110 * Iterator called on obtained result for a GNS
114 * @param name "name" of the original lookup
115 * @param rd_count number of records
116 * @param rd the records in reply
118 typedef void (*GNUNET_GNS_LookupResultProcessor) (void *cls,
120 const struct GNUNET_NAMESTORE_RecordData *rd);
125 * Perform an asynchronous lookup operation on the GNS
126 * in the default zone.
128 * @param handle handle to the GNS service
129 * @param name the name to look up
130 * @param type the GNUNET_GNS_RecordType to look for
131 * @param only_cached GNUNET_NO to only check locally not DHT for performance
132 * @param shorten_key the private key of the shorten zone (can be NULL)
133 * @param proc function to call on result
134 * @param proc_cls closure for processor
136 * @return handle to the queued request
138 struct GNUNET_GNS_QueueEntry *
139 GNUNET_GNS_lookup (struct GNUNET_GNS_Handle *handle,
141 enum GNUNET_GNS_RecordType type,
143 struct GNUNET_CRYPTO_RsaPrivateKey *shorten_key,
144 GNUNET_GNS_LookupResultProcessor proc,
148 * Perform an asynchronous lookup operation on the GNS
149 * in the zone specified by 'zone'.
151 * @param handle handle to the GNS service
152 * @param name the name to look up
153 * @param zone the zone to start the resolution in
154 * @param type the GNUNET_GNS_RecordType to look for
155 * @param only_cached GNUNET_NO to only check locally not DHT for performance
156 * @param shorten_key the private key of the shorten zone (can be NULL)
157 * @param proc function to call on result
158 * @param proc_cls closure for processor
160 * @return handle to the queued request
162 struct GNUNET_GNS_QueueEntry *
163 GNUNET_GNS_lookup_zone (struct GNUNET_GNS_Handle *handle,
165 struct GNUNET_CRYPTO_ShortHashCode *zone,
166 enum GNUNET_GNS_RecordType type,
168 struct GNUNET_CRYPTO_RsaPrivateKey *shorten_key,
169 GNUNET_GNS_LookupResultProcessor proc,
172 /* *************** Standard API: shorten ******************* */
176 * Processor called on for a name shortening result
180 * @param short_name the shortened name or NULL if no result
182 typedef void (*GNUNET_GNS_ShortenResultProcessor) (void *cls,
183 const char* short_name);
187 * Perform a name shortening operation on the GNS.
189 * @param handle handle to the GNS service
190 * @param name the name to look up
191 * @param proc function to call on result
192 * @param proc_cls closure for processor
193 * @return handle to the operation
195 struct GNUNET_GNS_QueueEntry *
196 GNUNET_GNS_shorten (struct GNUNET_GNS_Handle *handle,
198 GNUNET_GNS_ShortenResultProcessor proc,
203 * Perform a name shortening operation on the GNS.
205 * @param handle handle to the GNS service
206 * @param name the name to look up
207 * @param zone the zone to start the resolution in
208 * @param proc function to call on result
209 * @param proc_cls closure for processor
210 * @return handle to the operation
212 struct GNUNET_GNS_QueueEntry *
213 GNUNET_GNS_shorten_zone (struct GNUNET_GNS_Handle *handle,
215 struct GNUNET_CRYPTO_ShortHashCode *zone,
216 GNUNET_GNS_ShortenResultProcessor proc,
219 /* *************** Standard API: get authority ******************* */
223 * Processor called on for a name shortening result
227 * @param auth_name the name of the auhtority or NULL
229 typedef void (*GNUNET_GNS_GetAuthResultProcessor) (void *cls,
230 const char* short_name);
234 * Perform an authority lookup for a given name.
236 * @param handle handle to the GNS service
237 * @param name the name to look up authority for
238 * @param proc function to call on result
239 * @param proc_cls closure for processor
240 * @return handle to the operation
242 struct GNUNET_GNS_QueueEntry *
243 GNUNET_GNS_get_authority (struct GNUNET_GNS_Handle *handle,
245 GNUNET_GNS_GetAuthResultProcessor proc,
248 #if 0 /* keep Emacsens' auto-indent happy */
257 /* gnunet_gns_service.h */