diff options
Diffstat (limited to 'src/datacache/datacache.c')
-rw-r--r-- | src/datacache/datacache.c | 338 |
1 files changed, 168 insertions, 170 deletions
diff --git a/src/datacache/datacache.c b/src/datacache/datacache.c index 57e0b0bb7..52c755a49 100644 --- a/src/datacache/datacache.c +++ b/src/datacache/datacache.c | |||
@@ -11,12 +11,12 @@ | |||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | 11 | WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Affero General Public License for more details. | 13 | Affero General Public License for more details. |
14 | 14 | ||
15 | You should have received a copy of the GNU Affero General Public License | 15 | You should have received a copy of the GNU Affero General Public License |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
17 | 17 | ||
18 | SPDX-License-Identifier: AGPL3.0-or-later | 18 | SPDX-License-Identifier: AGPL3.0-or-later |
19 | */ | 19 | */ |
20 | /** | 20 | /** |
21 | * @file datacache/datacache.c | 21 | * @file datacache/datacache.c |
22 | * @brief datacache API implementation | 22 | * @brief datacache API implementation |
@@ -29,17 +29,15 @@ | |||
29 | #include "gnunet_datacache_plugin.h" | 29 | #include "gnunet_datacache_plugin.h" |
30 | 30 | ||
31 | 31 | ||
32 | #define LOG(kind, ...) GNUNET_log_from (kind, "datacache", __VA_ARGS__) | 32 | #define LOG(kind, ...) GNUNET_log_from(kind, "datacache", __VA_ARGS__) |
33 | 33 | ||
34 | #define LOG_STRERROR_FILE(kind, op, fn) \ | 34 | #define LOG_STRERROR_FILE(kind, op, fn) \ |
35 | GNUNET_log_from_strerror_file (kind, "datacache", op, fn) | 35 | GNUNET_log_from_strerror_file(kind, "datacache", op, fn) |
36 | 36 | ||
37 | /** | 37 | /** |
38 | * Internal state of the datacache library. | 38 | * Internal state of the datacache library. |
39 | */ | 39 | */ |
40 | struct GNUNET_DATACACHE_Handle | 40 | struct GNUNET_DATACACHE_Handle { |
41 | { | ||
42 | |||
43 | /** | 41 | /** |
44 | * Bloomfilter to quickly tell if we don't have the content. | 42 | * Bloomfilter to quickly tell if we don't have the content. |
45 | */ | 43 | */ |
@@ -102,24 +100,24 @@ struct GNUNET_DATACACHE_Handle | |||
102 | * @param size number of bytes that were made available | 100 | * @param size number of bytes that were made available |
103 | */ | 101 | */ |
104 | static void | 102 | static void |
105 | env_delete_notify (void *cls, const struct GNUNET_HashCode *key, size_t size) | 103 | env_delete_notify(void *cls, const struct GNUNET_HashCode *key, size_t size) |
106 | { | 104 | { |
107 | struct GNUNET_DATACACHE_Handle *h = cls; | 105 | struct GNUNET_DATACACHE_Handle *h = cls; |
108 | 106 | ||
109 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 107 | LOG(GNUNET_ERROR_TYPE_DEBUG, |
110 | "Content under key `%s' discarded\n", | 108 | "Content under key `%s' discarded\n", |
111 | GNUNET_h2s (key)); | 109 | GNUNET_h2s(key)); |
112 | GNUNET_assert (h->utilization >= size); | 110 | GNUNET_assert(h->utilization >= size); |
113 | h->utilization -= size; | 111 | h->utilization -= size; |
114 | GNUNET_CONTAINER_bloomfilter_remove (h->filter, key); | 112 | GNUNET_CONTAINER_bloomfilter_remove(h->filter, key); |
115 | GNUNET_STATISTICS_update (h->stats, | 113 | GNUNET_STATISTICS_update(h->stats, |
116 | gettext_noop ("# bytes stored"), | 114 | gettext_noop("# bytes stored"), |
117 | -(long long) size, | 115 | -(long long)size, |
118 | GNUNET_NO); | 116 | GNUNET_NO); |
119 | GNUNET_STATISTICS_update (h->stats, | 117 | GNUNET_STATISTICS_update(h->stats, |
120 | gettext_noop ("# items stored"), | 118 | gettext_noop("# items stored"), |
121 | -1, | 119 | -1, |
122 | GNUNET_NO); | 120 | GNUNET_NO); |
123 | } | 121 | } |
124 | 122 | ||
125 | 123 | ||
@@ -131,8 +129,8 @@ env_delete_notify (void *cls, const struct GNUNET_HashCode *key, size_t size) | |||
131 | * @return handle to use to access the service | 129 | * @return handle to use to access the service |
132 | */ | 130 | */ |
133 | struct GNUNET_DATACACHE_Handle * | 131 | struct GNUNET_DATACACHE_Handle * |
134 | GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg, | 132 | GNUNET_DATACACHE_create(const struct GNUNET_CONFIGURATION_Handle *cfg, |
135 | const char *section) | 133 | const char *section) |
136 | { | 134 | { |
137 | unsigned int bf_size; | 135 | unsigned int bf_size; |
138 | unsigned long long quota; | 136 | unsigned long long quota; |
@@ -141,65 +139,65 @@ GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg, | |||
141 | char *name; | 139 | char *name; |
142 | 140 | ||
143 | if (GNUNET_OK != | 141 | if (GNUNET_OK != |
144 | GNUNET_CONFIGURATION_get_value_size (cfg, section, "QUOTA", "a)) | 142 | GNUNET_CONFIGURATION_get_value_size(cfg, section, "QUOTA", "a)) |
145 | { | 143 | { |
146 | GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, section, "QUOTA"); | 144 | GNUNET_log_config_missing(GNUNET_ERROR_TYPE_ERROR, section, "QUOTA"); |
147 | return NULL; | 145 | return NULL; |
148 | } | 146 | } |
149 | if (GNUNET_OK != | 147 | if (GNUNET_OK != |
150 | GNUNET_CONFIGURATION_get_value_string (cfg, section, "DATABASE", &name)) | 148 | GNUNET_CONFIGURATION_get_value_string(cfg, section, "DATABASE", &name)) |
151 | { | 149 | { |
152 | GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, section, "DATABASE"); | 150 | GNUNET_log_config_missing(GNUNET_ERROR_TYPE_ERROR, section, "DATABASE"); |
153 | return NULL; | 151 | return NULL; |
154 | } | 152 | } |
155 | bf_size = quota / 32; /* 8 bit per entry, 1 bit per 32 kb in DB */ | 153 | bf_size = quota / 32; /* 8 bit per entry, 1 bit per 32 kb in DB */ |
156 | 154 | ||
157 | ret = GNUNET_new (struct GNUNET_DATACACHE_Handle); | 155 | ret = GNUNET_new(struct GNUNET_DATACACHE_Handle); |
158 | 156 | ||
159 | if (GNUNET_YES != | 157 | if (GNUNET_YES != |
160 | GNUNET_CONFIGURATION_get_value_yesno (cfg, section, "DISABLE_BF")) | 158 | GNUNET_CONFIGURATION_get_value_yesno(cfg, section, "DISABLE_BF")) |
161 | { | ||
162 | if (GNUNET_YES != | ||
163 | GNUNET_CONFIGURATION_get_value_yesno (cfg, section, "DISABLE_BF_RC")) | ||
164 | { | ||
165 | ret->bloom_name = GNUNET_DISK_mktemp ("gnunet-datacachebloom"); | ||
166 | } | ||
167 | if (NULL != ret->bloom_name) | ||
168 | { | 159 | { |
169 | ret->filter = GNUNET_CONTAINER_bloomfilter_load ( | 160 | if (GNUNET_YES != |
170 | ret->bloom_name, | 161 | GNUNET_CONFIGURATION_get_value_yesno(cfg, section, "DISABLE_BF_RC")) |
171 | quota / 1024, /* 8 bit per entry in DB, expect 1k entries */ | 162 | { |
172 | 5); | 163 | ret->bloom_name = GNUNET_DISK_mktemp("gnunet-datacachebloom"); |
164 | } | ||
165 | if (NULL != ret->bloom_name) | ||
166 | { | ||
167 | ret->filter = GNUNET_CONTAINER_bloomfilter_load( | ||
168 | ret->bloom_name, | ||
169 | quota / 1024, /* 8 bit per entry in DB, expect 1k entries */ | ||
170 | 5); | ||
171 | } | ||
172 | if (NULL == ret->filter) | ||
173 | { | ||
174 | ret->filter = | ||
175 | GNUNET_CONTAINER_bloomfilter_init(NULL, | ||
176 | bf_size, | ||
177 | 5); /* approx. 3% false positives at max use */ | ||
178 | } | ||
173 | } | 179 | } |
174 | if (NULL == ret->filter) | 180 | ret->stats = GNUNET_STATISTICS_create("datacache", cfg); |
175 | { | 181 | ret->section = GNUNET_strdup(section); |
176 | ret->filter = | ||
177 | GNUNET_CONTAINER_bloomfilter_init (NULL, | ||
178 | bf_size, | ||
179 | 5); /* approx. 3% false positives at max use */ | ||
180 | } | ||
181 | } | ||
182 | ret->stats = GNUNET_STATISTICS_create ("datacache", cfg); | ||
183 | ret->section = GNUNET_strdup (section); | ||
184 | ret->env.cfg = cfg; | 182 | ret->env.cfg = cfg; |
185 | ret->env.delete_notify = &env_delete_notify; | 183 | ret->env.delete_notify = &env_delete_notify; |
186 | ret->env.section = ret->section; | 184 | ret->env.section = ret->section; |
187 | ret->env.cls = ret; | 185 | ret->env.cls = ret; |
188 | ret->env.delete_notify = &env_delete_notify; | 186 | ret->env.delete_notify = &env_delete_notify; |
189 | ret->env.quota = quota; | 187 | ret->env.quota = quota; |
190 | LOG (GNUNET_ERROR_TYPE_INFO, _ ("Loading `%s' datacache plugin\n"), name); | 188 | LOG(GNUNET_ERROR_TYPE_INFO, _("Loading `%s' datacache plugin\n"), name); |
191 | GNUNET_asprintf (&libname, "libgnunet_plugin_datacache_%s", name); | 189 | GNUNET_asprintf(&libname, "libgnunet_plugin_datacache_%s", name); |
192 | ret->short_name = name; | 190 | ret->short_name = name; |
193 | ret->lib_name = libname; | 191 | ret->lib_name = libname; |
194 | ret->api = GNUNET_PLUGIN_load (libname, &ret->env); | 192 | ret->api = GNUNET_PLUGIN_load(libname, &ret->env); |
195 | if (ret->api == NULL) | 193 | if (ret->api == NULL) |
196 | { | 194 | { |
197 | LOG (GNUNET_ERROR_TYPE_ERROR, | 195 | LOG(GNUNET_ERROR_TYPE_ERROR, |
198 | _ ("Failed to load datacache plugin for `%s'\n"), | 196 | _("Failed to load datacache plugin for `%s'\n"), |
199 | name); | 197 | name); |
200 | GNUNET_DATACACHE_destroy (ret); | 198 | GNUNET_DATACACHE_destroy(ret); |
201 | return NULL; | 199 | return NULL; |
202 | } | 200 | } |
203 | return ret; | 201 | return ret; |
204 | } | 202 | } |
205 | 203 | ||
@@ -210,26 +208,26 @@ GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg, | |||
210 | * @param h handle to the datastore | 208 | * @param h handle to the datastore |
211 | */ | 209 | */ |
212 | void | 210 | void |
213 | GNUNET_DATACACHE_destroy (struct GNUNET_DATACACHE_Handle *h) | 211 | GNUNET_DATACACHE_destroy(struct GNUNET_DATACACHE_Handle *h) |
214 | { | 212 | { |
215 | if (NULL != h->filter) | 213 | if (NULL != h->filter) |
216 | GNUNET_CONTAINER_bloomfilter_free (h->filter); | 214 | GNUNET_CONTAINER_bloomfilter_free(h->filter); |
217 | if (NULL != h->api) | 215 | if (NULL != h->api) |
218 | GNUNET_break (NULL == GNUNET_PLUGIN_unload (h->lib_name, h->api)); | 216 | GNUNET_break(NULL == GNUNET_PLUGIN_unload(h->lib_name, h->api)); |
219 | GNUNET_free (h->lib_name); | 217 | GNUNET_free(h->lib_name); |
220 | GNUNET_free (h->short_name); | 218 | GNUNET_free(h->short_name); |
221 | GNUNET_free (h->section); | 219 | GNUNET_free(h->section); |
222 | if (NULL != h->bloom_name) | 220 | if (NULL != h->bloom_name) |
223 | { | 221 | { |
224 | if (0 != unlink (h->bloom_name)) | 222 | if (0 != unlink(h->bloom_name)) |
225 | GNUNET_log_from_strerror_file (GNUNET_ERROR_TYPE_WARNING, | 223 | GNUNET_log_from_strerror_file(GNUNET_ERROR_TYPE_WARNING, |
226 | "datacache", | 224 | "datacache", |
227 | "unlink", | 225 | "unlink", |
228 | h->bloom_name); | 226 | h->bloom_name); |
229 | GNUNET_free (h->bloom_name); | 227 | GNUNET_free(h->bloom_name); |
230 | } | 228 | } |
231 | GNUNET_STATISTICS_destroy (h->stats, GNUNET_NO); | 229 | GNUNET_STATISTICS_destroy(h->stats, GNUNET_NO); |
232 | GNUNET_free (h); | 230 | GNUNET_free(h); |
233 | } | 231 | } |
234 | 232 | ||
235 | 233 | ||
@@ -248,52 +246,52 @@ GNUNET_DATACACHE_destroy (struct GNUNET_DATACACHE_Handle *h) | |||
248 | * @return #GNUNET_OK on success, #GNUNET_SYSERR on error, #GNUNET_NO if duplicate | 246 | * @return #GNUNET_OK on success, #GNUNET_SYSERR on error, #GNUNET_NO if duplicate |
249 | */ | 247 | */ |
250 | int | 248 | int |
251 | GNUNET_DATACACHE_put (struct GNUNET_DATACACHE_Handle *h, | 249 | GNUNET_DATACACHE_put(struct GNUNET_DATACACHE_Handle *h, |
252 | const struct GNUNET_HashCode *key, | 250 | const struct GNUNET_HashCode *key, |
253 | uint32_t xor_distance, | 251 | uint32_t xor_distance, |
254 | size_t data_size, | 252 | size_t data_size, |
255 | const char *data, | 253 | const char *data, |
256 | enum GNUNET_BLOCK_Type type, | 254 | enum GNUNET_BLOCK_Type type, |
257 | struct GNUNET_TIME_Absolute discard_time, | 255 | struct GNUNET_TIME_Absolute discard_time, |
258 | unsigned int path_info_len, | 256 | unsigned int path_info_len, |
259 | const struct GNUNET_PeerIdentity *path_info) | 257 | const struct GNUNET_PeerIdentity *path_info) |
260 | { | 258 | { |
261 | ssize_t used; | 259 | ssize_t used; |
262 | 260 | ||
263 | used = h->api->put (h->api->cls, | 261 | used = h->api->put(h->api->cls, |
264 | key, | 262 | key, |
265 | xor_distance, | 263 | xor_distance, |
266 | data_size, | 264 | data_size, |
267 | data, | 265 | data, |
268 | type, | 266 | type, |
269 | discard_time, | 267 | discard_time, |
270 | path_info_len, | 268 | path_info_len, |
271 | path_info); | 269 | path_info); |
272 | if (-1 == used) | 270 | if (-1 == used) |
273 | { | 271 | { |
274 | GNUNET_break (0); | 272 | GNUNET_break(0); |
275 | return GNUNET_SYSERR; | 273 | return GNUNET_SYSERR; |
276 | } | 274 | } |
277 | if (0 == used) | 275 | if (0 == used) |
278 | { | 276 | { |
279 | /* duplicate */ | 277 | /* duplicate */ |
280 | return GNUNET_NO; | 278 | return GNUNET_NO; |
281 | } | 279 | } |
282 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 280 | LOG(GNUNET_ERROR_TYPE_DEBUG, |
283 | "Stored data under key `%s' in cache\n", | 281 | "Stored data under key `%s' in cache\n", |
284 | GNUNET_h2s (key)); | 282 | GNUNET_h2s(key)); |
285 | if (NULL != h->filter) | 283 | if (NULL != h->filter) |
286 | GNUNET_CONTAINER_bloomfilter_add (h->filter, key); | 284 | GNUNET_CONTAINER_bloomfilter_add(h->filter, key); |
287 | GNUNET_STATISTICS_update (h->stats, | 285 | GNUNET_STATISTICS_update(h->stats, |
288 | gettext_noop ("# bytes stored"), | 286 | gettext_noop("# bytes stored"), |
289 | used, | 287 | used, |
290 | GNUNET_NO); | 288 | GNUNET_NO); |
291 | GNUNET_STATISTICS_update (h->stats, | 289 | GNUNET_STATISTICS_update(h->stats, |
292 | gettext_noop ("# items stored"), | 290 | gettext_noop("# items stored"), |
293 | 1, | 291 | 1, |
294 | GNUNET_NO); | 292 | GNUNET_NO); |
295 | while (h->utilization + used > h->env.quota) | 293 | while (h->utilization + used > h->env.quota) |
296 | GNUNET_assert (GNUNET_OK == h->api->del (h->api->cls)); | 294 | GNUNET_assert(GNUNET_OK == h->api->del(h->api->cls)); |
297 | h->utilization += used; | 295 | h->utilization += used; |
298 | return GNUNET_OK; | 296 | return GNUNET_OK; |
299 | } | 297 | } |
@@ -311,33 +309,33 @@ GNUNET_DATACACHE_put (struct GNUNET_DATACACHE_Handle *h, | |||
311 | * @return the number of results found | 309 | * @return the number of results found |
312 | */ | 310 | */ |
313 | unsigned int | 311 | unsigned int |
314 | GNUNET_DATACACHE_get (struct GNUNET_DATACACHE_Handle *h, | 312 | GNUNET_DATACACHE_get(struct GNUNET_DATACACHE_Handle *h, |
315 | const struct GNUNET_HashCode *key, | 313 | const struct GNUNET_HashCode *key, |
316 | enum GNUNET_BLOCK_Type type, | 314 | enum GNUNET_BLOCK_Type type, |
317 | GNUNET_DATACACHE_Iterator iter, | 315 | GNUNET_DATACACHE_Iterator iter, |
318 | void *iter_cls) | 316 | void *iter_cls) |
319 | { | 317 | { |
320 | GNUNET_STATISTICS_update (h->stats, | 318 | GNUNET_STATISTICS_update(h->stats, |
321 | gettext_noop ("# requests received"), | 319 | gettext_noop("# requests received"), |
322 | 1, | 320 | 1, |
323 | GNUNET_NO); | 321 | GNUNET_NO); |
324 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 322 | LOG(GNUNET_ERROR_TYPE_DEBUG, |
325 | "Processing request for key `%s'\n", | 323 | "Processing request for key `%s'\n", |
326 | GNUNET_h2s (key)); | 324 | GNUNET_h2s(key)); |
327 | if ((NULL != h->filter) && | 325 | if ((NULL != h->filter) && |
328 | (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_test (h->filter, key))) | 326 | (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_test(h->filter, key))) |
329 | { | 327 | { |
330 | GNUNET_STATISTICS_update (h->stats, | 328 | GNUNET_STATISTICS_update(h->stats, |
331 | gettext_noop ( | 329 | gettext_noop( |
332 | "# requests filtered by bloom filter"), | 330 | "# requests filtered by bloom filter"), |
333 | 1, | 331 | 1, |
334 | GNUNET_NO); | 332 | GNUNET_NO); |
335 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 333 | LOG(GNUNET_ERROR_TYPE_DEBUG, |
336 | "Bloomfilter filters request for key `%s'\n", | 334 | "Bloomfilter filters request for key `%s'\n", |
337 | GNUNET_h2s (key)); | 335 | GNUNET_h2s(key)); |
338 | return 0; /* can not be present */ | 336 | return 0; /* can not be present */ |
339 | } | 337 | } |
340 | return h->api->get (h->api->cls, key, type, iter, iter_cls); | 338 | return h->api->get(h->api->cls, key, type, iter, iter_cls); |
341 | } | 339 | } |
342 | 340 | ||
343 | 341 | ||
@@ -350,17 +348,17 @@ GNUNET_DATACACHE_get (struct GNUNET_DATACACHE_Handle *h, | |||
350 | * @return the number of results found (zero or 1) | 348 | * @return the number of results found (zero or 1) |
351 | */ | 349 | */ |
352 | unsigned int | 350 | unsigned int |
353 | GNUNET_DATACACHE_get_random (struct GNUNET_DATACACHE_Handle *h, | 351 | GNUNET_DATACACHE_get_random(struct GNUNET_DATACACHE_Handle *h, |
354 | GNUNET_DATACACHE_Iterator iter, | 352 | GNUNET_DATACACHE_Iterator iter, |
355 | void *iter_cls) | 353 | void *iter_cls) |
356 | { | 354 | { |
357 | GNUNET_STATISTICS_update (h->stats, | 355 | GNUNET_STATISTICS_update(h->stats, |
358 | gettext_noop ( | 356 | gettext_noop( |
359 | "# requests for random value received"), | 357 | "# requests for random value received"), |
360 | 1, | 358 | 1, |
361 | GNUNET_NO); | 359 | GNUNET_NO); |
362 | LOG (GNUNET_ERROR_TYPE_DEBUG, "Processing request for random value\n"); | 360 | LOG(GNUNET_ERROR_TYPE_DEBUG, "Processing request for random value\n"); |
363 | return h->api->get_random (h->api->cls, iter, iter_cls); | 361 | return h->api->get_random(h->api->cls, iter, iter_cls); |
364 | } | 362 | } |
365 | 363 | ||
366 | 364 | ||
@@ -378,21 +376,21 @@ GNUNET_DATACACHE_get_random (struct GNUNET_DATACACHE_Handle *h, | |||
378 | * @return the number of results found | 376 | * @return the number of results found |
379 | */ | 377 | */ |
380 | unsigned int | 378 | unsigned int |
381 | GNUNET_DATACACHE_get_closest (struct GNUNET_DATACACHE_Handle *h, | 379 | GNUNET_DATACACHE_get_closest(struct GNUNET_DATACACHE_Handle *h, |
382 | const struct GNUNET_HashCode *key, | 380 | const struct GNUNET_HashCode *key, |
383 | unsigned int num_results, | 381 | unsigned int num_results, |
384 | GNUNET_DATACACHE_Iterator iter, | 382 | GNUNET_DATACACHE_Iterator iter, |
385 | void *iter_cls) | 383 | void *iter_cls) |
386 | { | 384 | { |
387 | GNUNET_STATISTICS_update (h->stats, | 385 | GNUNET_STATISTICS_update(h->stats, |
388 | gettext_noop ( | 386 | gettext_noop( |
389 | "# proximity search requests received"), | 387 | "# proximity search requests received"), |
390 | 1, | 388 | 1, |
391 | GNUNET_NO); | 389 | GNUNET_NO); |
392 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 390 | LOG(GNUNET_ERROR_TYPE_DEBUG, |
393 | "Processing proximity search at `%s'\n", | 391 | "Processing proximity search at `%s'\n", |
394 | GNUNET_h2s (key)); | 392 | GNUNET_h2s(key)); |
395 | return h->api->get_closest (h->api->cls, key, num_results, iter, iter_cls); | 393 | return h->api->get_closest(h->api->cls, key, num_results, iter, iter_cls); |
396 | } | 394 | } |
397 | 395 | ||
398 | 396 | ||