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7 by the Free Software Foundation, either version 3 of the License,
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13 Affero General Public License for more details.
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16 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 SPDX-License-Identifier: AGPL3.0-or-later
22 * @file reclaim/plugin_gnsrecord_reclaim.c
23 * @brief gnsrecord plugin to provide the API for identity records
24 * @author Martin Schanzenbach
28 #include "gnunet_util_lib.h"
30 #include "gnunet_gnsrecord_lib.h"
31 #include "gnunet_gnsrecord_plugin.h"
34 * Convert the 'value' of a record to a string.
36 * @param cls closure, unused
37 * @param type type of the record
38 * @param data value in binary encoding
39 * @param data_size number of bytes in @a data
40 * @return NULL on error, otherwise human-readable representation of the value
42 static char *value_to_string (void *cls, uint32_t type, const void *data,
46 case GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR:
47 return GNUNET_STRINGS_data_to_string_alloc (data, data_size);
48 case GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT:
49 case GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_CLIENT:
50 return GNUNET_strndup (data, data_size);
51 case GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR_REF:
52 case GNUNET_GNSRECORD_TYPE_RECLAIM_TICKETREF:
53 case GNUNET_GNSRECORD_TYPE_RECLAIM_MASTER:
54 return GNUNET_STRINGS_data_to_string_alloc (data, data_size);
62 * Convert human-readable version of a 'value' of a record to the binary
65 * @param cls closure, unused
66 * @param type type of the record
67 * @param s human-readable string
68 * @param data set to value in binary encoding (will be allocated)
69 * @param data_size set to number of bytes in @a data
70 * @return #GNUNET_OK on success
72 static int string_to_value (void *cls, uint32_t type, const char *s,
73 void **data, size_t *data_size)
78 case GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR:
79 return GNUNET_STRINGS_string_to_data (s, strlen (s), *data, *data_size);
80 case GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT:
81 case GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_CLIENT:
82 *data = GNUNET_strdup (s);
83 *data_size = strlen (s);
85 case GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR_REF:
86 case GNUNET_GNSRECORD_TYPE_RECLAIM_MASTER:
87 case GNUNET_GNSRECORD_TYPE_RECLAIM_TICKETREF:
88 return GNUNET_STRINGS_string_to_data (s, strlen (s), *data, *data_size);
96 * Mapping of record type numbers to human-readable
103 {"RECLAIM_ATTR", GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR},
104 {"RECLAIM_ATTR_REF", GNUNET_GNSRECORD_TYPE_RECLAIM_ATTR_REF},
105 {"RECLAIM_MASTER", GNUNET_GNSRECORD_TYPE_RECLAIM_MASTER},
106 {"RECLAIM_OIDC_CLIENT", GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_CLIENT},
107 {"RECLAIM_OIDC_REDIRECT", GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT},
108 {"RECLAIM_TICKETREF", GNUNET_GNSRECORD_TYPE_RECLAIM_TICKETREF},
113 * Convert a type name (i.e. "AAAA") to the corresponding number.
115 * @param cls closure, unused
116 * @param dns_typename name to convert
117 * @return corresponding number, UINT32_MAX on error
119 static uint32_t typename_to_number (void *cls, const char *dns_typename)
124 while ((NULL != name_map[i].name) &&
125 (0 != strcasecmp (dns_typename, name_map[i].name)))
127 return name_map[i].number;
132 * Convert a type number (i.e. 1) to the corresponding type string (i.e. "A")
134 * @param cls closure, unused
135 * @param type number of a type to convert
136 * @return corresponding typestring, NULL on error
138 static const char *number_to_typename (void *cls, uint32_t type)
143 while ((NULL != name_map[i].name) && (type != name_map[i].number))
145 return name_map[i].name;
150 * Entry point for the plugin.
153 * @return the exported block API
155 void *libgnunet_plugin_gnsrecord_reclaim_init (void *cls)
157 struct GNUNET_GNSRECORD_PluginFunctions *api;
159 api = GNUNET_new (struct GNUNET_GNSRECORD_PluginFunctions);
160 api->value_to_string = &value_to_string;
161 api->string_to_value = &string_to_value;
162 api->typename_to_number = &typename_to_number;
163 api->number_to_typename = &number_to_typename;
169 * Exit point from the plugin.
171 * @param cls the return value from #libgnunet_plugin_block_test_init
174 void *libgnunet_plugin_gnsrecord_reclaim_done (void *cls)
176 struct GNUNET_GNSRECORD_PluginFunctions *api = cls;
182 /* end of plugin_gnsrecord_dns.c */