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author | Schanzenbach, Martin <mschanzenbach@posteo.de> | 2020-02-04 18:42:04 +0100 |
---|---|---|
committer | Schanzenbach, Martin <mschanzenbach@posteo.de> | 2020-02-09 20:38:10 +0100 |
commit | 55f6d26b7424d660c99bc89f3677b20294e87a27 (patch) | |
tree | a8080fdcf0d9688c154417e50c58055e364f8b6b /src/reclaim-attribute/reclaim_attribute.c | |
parent | 5b6bb2ce4d60635b2af950d72b45f12686fd5218 (diff) | |
download | gnunet-55f6d26b7424d660c99bc89f3677b20294e87a27.tar.gz gnunet-55f6d26b7424d660c99bc89f3677b20294e87a27.zip |
Refactoring reclaim attestations
Diffstat (limited to 'src/reclaim-attribute/reclaim_attribute.c')
-rw-r--r-- | src/reclaim-attribute/reclaim_attribute.c | 720 |
1 files changed, 101 insertions, 619 deletions
diff --git a/src/reclaim-attribute/reclaim_attribute.c b/src/reclaim-attribute/reclaim_attribute.c index 07d8200c6..936f9cb75 100644 --- a/src/reclaim-attribute/reclaim_attribute.c +++ b/src/reclaim-attribute/reclaim_attribute.c | |||
@@ -25,7 +25,7 @@ | |||
25 | */ | 25 | */ |
26 | #include "platform.h" | 26 | #include "platform.h" |
27 | #include "gnunet_util_lib.h" | 27 | #include "gnunet_util_lib.h" |
28 | #include "gnunet_reclaim_attribute_plugin.h" | 28 | #include "gnunet_reclaim_plugin.h" |
29 | #include "reclaim_attribute.h" | 29 | #include "reclaim_attribute.h" |
30 | 30 | ||
31 | 31 | ||
@@ -42,7 +42,7 @@ struct Plugin | |||
42 | /** | 42 | /** |
43 | * Plugin API | 43 | * Plugin API |
44 | */ | 44 | */ |
45 | struct GNUNET_RECLAIM_ATTRIBUTE_PluginFunctions *api; | 45 | struct GNUNET_RECLAIM_AttributePluginFunctions *api; |
46 | }; | 46 | }; |
47 | 47 | ||
48 | 48 | ||
@@ -74,7 +74,7 @@ static int initialized; | |||
74 | static void | 74 | static void |
75 | add_plugin (void *cls, const char *library_name, void *lib_ret) | 75 | add_plugin (void *cls, const char *library_name, void *lib_ret) |
76 | { | 76 | { |
77 | struct GNUNET_RECLAIM_ATTRIBUTE_PluginFunctions *api = lib_ret; | 77 | struct GNUNET_RECLAIM_AttributePluginFunctions *api = lib_ret; |
78 | struct Plugin *plugin; | 78 | struct Plugin *plugin; |
79 | 79 | ||
80 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | 80 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
@@ -110,7 +110,7 @@ init () | |||
110 | * @return corresponding number, UINT32_MAX on error | 110 | * @return corresponding number, UINT32_MAX on error |
111 | */ | 111 | */ |
112 | uint32_t | 112 | uint32_t |
113 | GNUNET_RECLAIM_ATTRIBUTE_typename_to_number (const char *typename) | 113 | GNUNET_RECLAIM_attribute_typename_to_number (const char *typename) |
114 | { | 114 | { |
115 | unsigned int i; | 115 | unsigned int i; |
116 | struct Plugin *plugin; | 116 | struct Plugin *plugin; |
@@ -135,7 +135,7 @@ GNUNET_RECLAIM_ATTRIBUTE_typename_to_number (const char *typename) | |||
135 | * @return corresponding typestring, NULL on error | 135 | * @return corresponding typestring, NULL on error |
136 | */ | 136 | */ |
137 | const char * | 137 | const char * |
138 | GNUNET_RECLAIM_ATTRIBUTE_number_to_typename (uint32_t type) | 138 | GNUNET_RECLAIM_attribute_number_to_typename (uint32_t type) |
139 | { | 139 | { |
140 | unsigned int i; | 140 | unsigned int i; |
141 | struct Plugin *plugin; | 141 | struct Plugin *plugin; |
@@ -164,7 +164,7 @@ GNUNET_RECLAIM_ATTRIBUTE_number_to_typename (uint32_t type) | |||
164 | * @return #GNUNET_OK on success | 164 | * @return #GNUNET_OK on success |
165 | */ | 165 | */ |
166 | int | 166 | int |
167 | GNUNET_RECLAIM_ATTRIBUTE_string_to_value (uint32_t type, | 167 | GNUNET_RECLAIM_attribute_string_to_value (uint32_t type, |
168 | const char *s, | 168 | const char *s, |
169 | void **data, | 169 | void **data, |
170 | size_t *data_size) | 170 | size_t *data_size) |
@@ -196,7 +196,7 @@ GNUNET_RECLAIM_ATTRIBUTE_string_to_value (uint32_t type, | |||
196 | * @return NULL on error, otherwise human-readable representation of the claim | 196 | * @return NULL on error, otherwise human-readable representation of the claim |
197 | */ | 197 | */ |
198 | char * | 198 | char * |
199 | GNUNET_RECLAIM_ATTRIBUTE_value_to_string (uint32_t type, | 199 | GNUNET_RECLAIM_attribute_value_to_string (uint32_t type, |
200 | const void *data, | 200 | const void *data, |
201 | size_t data_size) | 201 | size_t data_size) |
202 | { | 202 | { |
@@ -217,140 +217,34 @@ GNUNET_RECLAIM_ATTRIBUTE_value_to_string (uint32_t type, | |||
217 | return NULL; | 217 | return NULL; |
218 | } | 218 | } |
219 | 219 | ||
220 | /** | ||
221 | * Convert an attestation type name to the corresponding number | ||
222 | * | ||
223 | * @param typename name to convert | ||
224 | * @return corresponding number, UINT32_MAX on error | ||
225 | */ | ||
226 | uint32_t | ||
227 | GNUNET_RECLAIM_ATTESTATION_typename_to_number (const char *typename) | ||
228 | { | ||
229 | unsigned int i; | ||
230 | struct Plugin *plugin; | ||
231 | uint32_t ret; | ||
232 | init (); | ||
233 | for (i = 0; i < num_plugins; i++) | ||
234 | { | ||
235 | plugin = attr_plugins[i]; | ||
236 | if (UINT32_MAX != | ||
237 | (ret = plugin->api->typename_to_number_attest (plugin->api->cls, | ||
238 | typename))) | ||
239 | return ret; | ||
240 | } | ||
241 | return UINT32_MAX; | ||
242 | } | ||
243 | |||
244 | /** | ||
245 | * Convert an attestation type number to the corresponding attestation type string | ||
246 | * | ||
247 | * @param type number of a type | ||
248 | * @return corresponding typestring, NULL on error | ||
249 | */ | ||
250 | const char * | ||
251 | GNUNET_RECLAIM_ATTESTATION_number_to_typename (uint32_t type) | ||
252 | { | ||
253 | unsigned int i; | ||
254 | struct Plugin *plugin; | ||
255 | const char *ret; | ||
256 | |||
257 | init (); | ||
258 | for (i = 0; i < num_plugins; i++) | ||
259 | { | ||
260 | plugin = attr_plugins[i]; | ||
261 | if (NULL != | ||
262 | (ret = plugin->api->number_to_typename_attest (plugin->api->cls, type))) | ||
263 | return ret; | ||
264 | } | ||
265 | return NULL; | ||
266 | } | ||
267 | /** | ||
268 | * Convert human-readable version of a 'claim' of an attestation to the binary | ||
269 | * representation | ||
270 | * | ||
271 | * @param type type of the claim | ||
272 | * @param s human-readable string | ||
273 | * @param data set to value in binary encoding (will be allocated) | ||
274 | * @param data_size set to number of bytes in @a data | ||
275 | * @return #GNUNET_OK on success | ||
276 | */ | ||
277 | int | ||
278 | GNUNET_RECLAIM_ATTESTATION_string_to_value (uint32_t type, | ||
279 | const char *s, | ||
280 | void **data, | ||
281 | size_t *data_size) | ||
282 | { | ||
283 | unsigned int i; | ||
284 | struct Plugin *plugin; | ||
285 | |||
286 | init (); | ||
287 | for (i = 0; i < num_plugins; i++) | ||
288 | { | ||
289 | plugin = attr_plugins[i]; | ||
290 | if (GNUNET_OK == plugin->api->string_to_value_attest (plugin->api->cls, | ||
291 | type, | ||
292 | s, | ||
293 | data, | ||
294 | data_size)) | ||
295 | return GNUNET_OK; | ||
296 | } | ||
297 | return GNUNET_SYSERR; | ||
298 | } | ||
299 | |||
300 | |||
301 | /** | ||
302 | * Convert the 'claim' of an attestation to a string | ||
303 | * | ||
304 | * @param type the type of attestation | ||
305 | * @param data claim in binary encoding | ||
306 | * @param data_size number of bytes in @a data | ||
307 | * @return NULL on error, otherwise human-readable representation of the claim | ||
308 | */ | ||
309 | char * | ||
310 | GNUNET_RECLAIM_ATTESTATION_value_to_string (uint32_t type, | ||
311 | const void *data, | ||
312 | size_t data_size) | ||
313 | { | ||
314 | unsigned int i; | ||
315 | struct Plugin *plugin; | ||
316 | char *ret; | ||
317 | |||
318 | init (); | ||
319 | for (i = 0; i < num_plugins; i++) | ||
320 | { | ||
321 | plugin = attr_plugins[i]; | ||
322 | if (NULL != (ret = plugin->api->value_to_string_attest (plugin->api->cls, | ||
323 | type, | ||
324 | data, | ||
325 | data_size))) | ||
326 | return ret; | ||
327 | } | ||
328 | return NULL; | ||
329 | } | ||
330 | 220 | ||
331 | /** | 221 | /** |
332 | * Create a new attribute. | 222 | * Create a new attribute. |
333 | * | 223 | * |
334 | * @param attr_name the attribute name | 224 | * @param attr_name the attribute name |
225 | * @param attestation attestation ID of the attribute (maybe NULL) | ||
335 | * @param type the attribute type | 226 | * @param type the attribute type |
336 | * @param data the attribute value | 227 | * @param data the attribute value |
337 | * @param data_size the attribute value size | 228 | * @param data_size the attribute value size |
338 | * @return the new attribute | 229 | * @return the new attribute |
339 | */ | 230 | */ |
340 | struct GNUNET_RECLAIM_ATTRIBUTE_Claim * | 231 | struct GNUNET_RECLAIM_Attribute * |
341 | GNUNET_RECLAIM_ATTRIBUTE_claim_new (const char *attr_name, | 232 | GNUNET_RECLAIM_attribute_new (const char *attr_name, |
342 | uint32_t type, | 233 | const struct GNUNET_RECLAIM_Identifier *attestation, |
343 | const void *data, | 234 | uint32_t type, |
344 | size_t data_size) | 235 | const void *data, |
236 | size_t data_size) | ||
345 | { | 237 | { |
346 | struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr; | 238 | struct GNUNET_RECLAIM_Attribute *attr; |
347 | char *write_ptr; | 239 | char *write_ptr; |
348 | char *attr_name_tmp = GNUNET_strdup (attr_name); | 240 | char *attr_name_tmp = GNUNET_strdup (attr_name); |
349 | 241 | ||
350 | GNUNET_STRINGS_utf8_tolower (attr_name, attr_name_tmp); | 242 | GNUNET_STRINGS_utf8_tolower (attr_name, attr_name_tmp); |
351 | 243 | ||
352 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_Claim) | 244 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_Attribute) |
353 | + strlen (attr_name_tmp) + 1 + data_size); | 245 | + strlen (attr_name_tmp) + 1 + data_size); |
246 | if (NULL != attestation) | ||
247 | attr->attestation = *attestation; | ||
354 | attr->type = type; | 248 | attr->type = type; |
355 | attr->data_size = data_size; | 249 | attr->data_size = data_size; |
356 | attr->flag = 0; | 250 | attr->flag = 0; |
@@ -364,76 +258,6 @@ GNUNET_RECLAIM_ATTRIBUTE_claim_new (const char *attr_name, | |||
364 | return attr; | 258 | return attr; |
365 | } | 259 | } |
366 | 260 | ||
367 | /** | ||
368 | * Create a new attestation. | ||
369 | * | ||
370 | * @param attr_name the attestation name | ||
371 | * @param type the attestation type | ||
372 | * @param data the attestation value | ||
373 | * @param data_size the attestation value size | ||
374 | * @return the new attestation | ||
375 | */ | ||
376 | struct GNUNET_RECLAIM_ATTESTATION_Claim * | ||
377 | GNUNET_RECLAIM_ATTESTATION_claim_new (const char *attr_name, | ||
378 | uint32_t type, | ||
379 | const void *data, | ||
380 | size_t data_size) | ||
381 | { | ||
382 | struct GNUNET_RECLAIM_ATTESTATION_Claim *attr; | ||
383 | char *write_ptr; | ||
384 | char *attr_name_tmp = GNUNET_strdup (attr_name); | ||
385 | |||
386 | GNUNET_STRINGS_utf8_tolower (attr_name, attr_name_tmp); | ||
387 | |||
388 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTESTATION_Claim) | ||
389 | + strlen (attr_name_tmp) + 1 + data_size); | ||
390 | attr->type = type; | ||
391 | attr->data_size = data_size; | ||
392 | attr->flag = 0; | ||
393 | write_ptr = (char *) &attr[1]; | ||
394 | GNUNET_memcpy (write_ptr, attr_name_tmp, strlen (attr_name_tmp) + 1); | ||
395 | attr->name = write_ptr; | ||
396 | write_ptr += strlen (attr->name) + 1; | ||
397 | GNUNET_memcpy (write_ptr, data, data_size); | ||
398 | attr->data = write_ptr; | ||
399 | GNUNET_free (attr_name_tmp); | ||
400 | return attr; | ||
401 | } | ||
402 | |||
403 | /** | ||
404 | * Create a new attestation reference. | ||
405 | * | ||
406 | * @param attr_name the referenced claim name | ||
407 | * @param ref_value the claim name in the attestation | ||
408 | * @return the new reference | ||
409 | */ | ||
410 | struct GNUNET_RECLAIM_ATTESTATION_REFERENCE * | ||
411 | GNUNET_RECLAIM_ATTESTATION_reference_new (const char *attr_name, | ||
412 | const char *ref_value) | ||
413 | { | ||
414 | struct GNUNET_RECLAIM_ATTESTATION_REFERENCE *attr; | ||
415 | char *write_ptr; | ||
416 | char *attr_name_tmp = GNUNET_strdup (attr_name); | ||
417 | char *ref_value_tmp = GNUNET_strdup (ref_value); | ||
418 | |||
419 | GNUNET_STRINGS_utf8_tolower (attr_name, attr_name_tmp); | ||
420 | GNUNET_STRINGS_utf8_tolower (ref_value, ref_value_tmp); | ||
421 | |||
422 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTESTATION_REFERENCE) | ||
423 | + strlen (attr_name_tmp) + strlen (ref_value_tmp) + 2); | ||
424 | |||
425 | write_ptr = (char *) &attr[1]; | ||
426 | GNUNET_memcpy (write_ptr, attr_name_tmp, strlen (attr_name_tmp) + 1); | ||
427 | attr->name = write_ptr; | ||
428 | |||
429 | write_ptr += strlen (attr_name) + 1; | ||
430 | GNUNET_memcpy (write_ptr, ref_value_tmp, strlen (ref_value_tmp) + 1); | ||
431 | attr->reference_value = write_ptr; | ||
432 | |||
433 | GNUNET_free (attr_name_tmp); | ||
434 | GNUNET_free (ref_value_tmp); | ||
435 | return attr; | ||
436 | } | ||
437 | 261 | ||
438 | /** | 262 | /** |
439 | * Add a new attribute to a claim list | 263 | * Add a new attribute to a claim list |
@@ -444,21 +268,23 @@ GNUNET_RECLAIM_ATTESTATION_reference_new (const char *attr_name, | |||
444 | * @param data_size claim payload size | 268 | * @param data_size claim payload size |
445 | */ | 269 | */ |
446 | void | 270 | void |
447 | GNUNET_RECLAIM_ATTRIBUTE_list_add ( | 271 | GNUNET_RECLAIM_attribute_list_add ( |
448 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *claim_list, | 272 | struct GNUNET_RECLAIM_AttributeList *al, |
449 | const char *attr_name, | 273 | const char *attr_name, |
274 | const struct GNUNET_RECLAIM_Identifier *attestation, | ||
450 | uint32_t type, | 275 | uint32_t type, |
451 | const void *data, | 276 | const void *data, |
452 | size_t data_size) | 277 | size_t data_size) |
453 | { | 278 | { |
454 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 279 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
455 | 280 | ||
456 | le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | 281 | ale = GNUNET_new (struct GNUNET_RECLAIM_AttributeListEntry); |
457 | le->claim = | 282 | ale->attribute = |
458 | GNUNET_RECLAIM_ATTRIBUTE_claim_new (attr_name, type, data, data_size); | 283 | GNUNET_RECLAIM_attribute_new (attr_name, attestation, |
459 | GNUNET_CONTAINER_DLL_insert (claim_list->list_head, | 284 | type, data, data_size); |
460 | claim_list->list_tail, | 285 | GNUNET_CONTAINER_DLL_insert (al->list_head, |
461 | le); | 286 | al->list_tail, |
287 | ale); | ||
462 | } | 288 | } |
463 | 289 | ||
464 | 290 | ||
@@ -469,36 +295,17 @@ GNUNET_RECLAIM_ATTRIBUTE_list_add ( | |||
469 | * @return the required buffer size | 295 | * @return the required buffer size |
470 | */ | 296 | */ |
471 | size_t | 297 | size_t |
472 | GNUNET_RECLAIM_ATTRIBUTE_list_serialize_get_size ( | 298 | GNUNET_RECLAIM_attribute_list_serialize_get_size ( |
473 | const struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs) | 299 | const struct GNUNET_RECLAIM_AttributeList *al) |
474 | { | 300 | { |
475 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 301 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
476 | size_t len = 0; | 302 | size_t len = 0; |
477 | 303 | ||
478 | for (le = attrs->list_head; NULL != le; le = le->next) | 304 | for (ale = al->list_head; NULL != ale; ale = ale->next) |
479 | { | 305 | { |
480 | if (NULL != le->claim) | 306 | GNUNET_assert (NULL != ale->attribute); |
481 | { | 307 | len += GNUNET_RECLAIM_attribute_serialize_get_size (ale->attribute); |
482 | len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | 308 | len += sizeof(struct GNUNET_RECLAIM_AttributeListEntry); |
483 | len += GNUNET_RECLAIM_ATTRIBUTE_serialize_get_size (le->claim); | ||
484 | } | ||
485 | else if (NULL != le->attest ) | ||
486 | { | ||
487 | len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
488 | len += GNUNET_RECLAIM_ATTESTATION_serialize_get_size (le->attest); | ||
489 | } | ||
490 | else if (NULL != le->reference) | ||
491 | { | ||
492 | len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
493 | len += GNUNET_RECLAIM_ATTESTATION_REF_serialize_get_size (le->reference); | ||
494 | } | ||
495 | else | ||
496 | { | ||
497 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
498 | "Unserialized Claim List Entry Type for size not known.\n"); | ||
499 | break; | ||
500 | } | ||
501 | len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | ||
502 | } | 309 | } |
503 | return len; | 310 | return len; |
504 | } | 311 | } |
@@ -512,58 +319,22 @@ GNUNET_RECLAIM_ATTRIBUTE_list_serialize_get_size ( | |||
512 | * @return length of serialized data | 319 | * @return length of serialized data |
513 | */ | 320 | */ |
514 | size_t | 321 | size_t |
515 | GNUNET_RECLAIM_ATTRIBUTE_list_serialize ( | 322 | GNUNET_RECLAIM_attribute_list_serialize ( |
516 | const struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs, | 323 | const struct GNUNET_RECLAIM_AttributeList *al, |
517 | char *result) | 324 | char *result) |
518 | { | 325 | { |
519 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 326 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
520 | size_t len; | 327 | size_t len; |
521 | size_t total_len; | 328 | size_t total_len; |
522 | char *write_ptr; | 329 | char *write_ptr; |
523 | write_ptr = result; | 330 | write_ptr = result; |
524 | total_len = 0; | 331 | total_len = 0; |
525 | for (le = attrs->list_head; NULL != le; le = le->next) | 332 | for (ale = al->list_head; NULL != ale; ale = ale->next) |
526 | { | 333 | { |
527 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *list_type; | 334 | GNUNET_assert (NULL != ale->attribute); |
528 | if (NULL != le->claim) | 335 | len = GNUNET_RECLAIM_attribute_serialize (ale->attribute, write_ptr); |
529 | { | 336 | total_len += len; |
530 | list_type = (struct | 337 | write_ptr += len; |
531 | GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *) write_ptr; | ||
532 | list_type->type = htons (1); | ||
533 | total_len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
534 | write_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
535 | len = GNUNET_RECLAIM_ATTRIBUTE_serialize (le->claim, write_ptr); | ||
536 | total_len += len; | ||
537 | write_ptr += len; | ||
538 | } | ||
539 | else if (NULL != le->attest ) | ||
540 | { | ||
541 | list_type = (struct | ||
542 | GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *) write_ptr; | ||
543 | list_type->type = htons (2); | ||
544 | total_len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
545 | write_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
546 | len = GNUNET_RECLAIM_ATTESTATION_serialize (le->attest, write_ptr); | ||
547 | total_len += len; | ||
548 | write_ptr += len; | ||
549 | } | ||
550 | else if (NULL != le->reference) | ||
551 | { | ||
552 | list_type = (struct | ||
553 | GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *) write_ptr; | ||
554 | list_type->type = htons (3); | ||
555 | total_len += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
556 | write_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
557 | len = GNUNET_RECLAIM_ATTESTATION_REF_serialize (le->reference, write_ptr); | ||
558 | total_len += len; | ||
559 | write_ptr += len; | ||
560 | } | ||
561 | else | ||
562 | { | ||
563 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
564 | "Unserialized Claim List Entry Type not known.\n"); | ||
565 | continue; | ||
566 | } | ||
567 | } | 338 | } |
568 | return total_len; | 339 | return total_len; |
569 | } | 340 | } |
@@ -576,85 +347,30 @@ GNUNET_RECLAIM_ATTRIBUTE_list_serialize ( | |||
576 | * @param data_size the length of the serialized data | 347 | * @param data_size the length of the serialized data |
577 | * @return a GNUNET_IDENTITY_PROVIDER_AttributeList, must be free'd by caller | 348 | * @return a GNUNET_IDENTITY_PROVIDER_AttributeList, must be free'd by caller |
578 | */ | 349 | */ |
579 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList * | 350 | struct GNUNET_RECLAIM_AttributeList * |
580 | GNUNET_RECLAIM_ATTRIBUTE_list_deserialize (const char *data, size_t data_size) | 351 | GNUNET_RECLAIM_attribute_list_deserialize (const char *data, size_t data_size) |
581 | { | 352 | { |
582 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs; | 353 | struct GNUNET_RECLAIM_AttributeList *al; |
583 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 354 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
584 | size_t attr_len; | 355 | size_t attr_len; |
585 | const char *read_ptr; | 356 | const char *read_ptr; |
586 | 357 | ||
587 | if ((data_size < sizeof(struct Attribute) + sizeof(struct | 358 | al = GNUNET_new (struct GNUNET_RECLAIM_AttributeList); |
588 | GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry)) | 359 | if (data_size < sizeof(struct Attribute) + sizeof(struct |
589 | && (data_size < sizeof(struct | 360 | GNUNET_RECLAIM_AttributeListEntry)) |
590 | Attestation) | 361 | return al; |
591 | + sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry)) && | ||
592 | (data_size < sizeof(struct Attestation_Reference) + sizeof(struct | ||
593 | GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry)) ) | ||
594 | return NULL; | ||
595 | |||
596 | attrs = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList); | ||
597 | read_ptr = data; | 362 | read_ptr = data; |
598 | while (((data + data_size) - read_ptr) >= sizeof(struct Attribute)) | 363 | while (((data + data_size) - read_ptr) >= sizeof(struct Attribute)) |
599 | { | 364 | { |
600 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *list_type; | 365 | ale = GNUNET_new (struct GNUNET_RECLAIM_AttributeListEntry); |
601 | list_type = (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType *) read_ptr; | 366 | ale->attribute = |
602 | if (1 == ntohs (list_type->type)) | 367 | GNUNET_RECLAIM_attribute_deserialize (read_ptr, |
603 | { | 368 | data_size - (read_ptr - data)); |
604 | le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | 369 | GNUNET_CONTAINER_DLL_insert (al->list_head, al->list_tail, ale); |
605 | read_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | 370 | attr_len = GNUNET_RECLAIM_attribute_serialize_get_size (ale->attribute); |
606 | if (((data + data_size) - read_ptr) < sizeof(struct Attribute)) | 371 | read_ptr += attr_len; |
607 | break; | ||
608 | le->attest = NULL; | ||
609 | le->reference = NULL; | ||
610 | le->claim = | ||
611 | GNUNET_RECLAIM_ATTRIBUTE_deserialize (read_ptr, | ||
612 | data_size - (read_ptr - data)); | ||
613 | GNUNET_CONTAINER_DLL_insert (attrs->list_head, attrs->list_tail, le); | ||
614 | attr_len = GNUNET_RECLAIM_ATTRIBUTE_serialize_get_size (le->claim); | ||
615 | read_ptr += attr_len; | ||
616 | } | ||
617 | else if (2 == ntohs (list_type->type)) | ||
618 | { | ||
619 | le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | ||
620 | read_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
621 | if (((data + data_size) - read_ptr) < sizeof(struct Attestation)) | ||
622 | break; | ||
623 | le->claim = NULL; | ||
624 | le->reference = NULL; | ||
625 | le->attest = | ||
626 | GNUNET_RECLAIM_ATTESTATION_deserialize (read_ptr, | ||
627 | data_size - (read_ptr - data)); | ||
628 | GNUNET_CONTAINER_DLL_insert (attrs->list_head, attrs->list_tail, le); | ||
629 | attr_len = GNUNET_RECLAIM_ATTESTATION_serialize_get_size (le->attest); | ||
630 | read_ptr += attr_len; | ||
631 | } | ||
632 | else if (3 == ntohs (list_type->type)) | ||
633 | { | ||
634 | le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | ||
635 | read_ptr += sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntryType); | ||
636 | if (((data + data_size) - read_ptr) < sizeof(struct | ||
637 | Attestation_Reference)) | ||
638 | break; | ||
639 | le->claim = NULL; | ||
640 | le->attest = NULL; | ||
641 | le->reference = | ||
642 | GNUNET_RECLAIM_ATTESTATION_REF_deserialize (read_ptr, | ||
643 | data_size - (read_ptr | ||
644 | - data)); | ||
645 | GNUNET_CONTAINER_DLL_insert (attrs->list_head, attrs->list_tail, le); | ||
646 | attr_len = GNUNET_RECLAIM_ATTESTATION_REF_serialize_get_size ( | ||
647 | le->reference); | ||
648 | read_ptr += attr_len; | ||
649 | } | ||
650 | else | ||
651 | { | ||
652 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
653 | "Serialized Claim List Entry Type not known.\n"); | ||
654 | break; | ||
655 | } | ||
656 | } | 372 | } |
657 | return attrs; | 373 | return al; |
658 | } | 374 | } |
659 | 375 | ||
660 | 376 | ||
@@ -663,57 +379,33 @@ GNUNET_RECLAIM_ATTRIBUTE_list_deserialize (const char *data, size_t data_size) | |||
663 | * @param attrs claim list to copy | 379 | * @param attrs claim list to copy |
664 | * @return copied claim list | 380 | * @return copied claim list |
665 | */ | 381 | */ |
666 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList * | 382 | struct GNUNET_RECLAIM_AttributeList * |
667 | GNUNET_RECLAIM_ATTRIBUTE_list_dup ( | 383 | GNUNET_RECLAIM_attribute_list_dup ( |
668 | const struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs) | 384 | const struct GNUNET_RECLAIM_AttributeList *al) |
669 | { | 385 | { |
670 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 386 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
671 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *result_le; | 387 | struct GNUNET_RECLAIM_AttributeListEntry *result_ale; |
672 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *result; | 388 | struct GNUNET_RECLAIM_AttributeList *result; |
673 | 389 | ||
674 | result = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList); | 390 | result = GNUNET_new (struct GNUNET_RECLAIM_AttributeList); |
675 | if (NULL == attrs->list_head) | 391 | for (ale = al->list_head; NULL != ale; ale = ale->next) |
676 | { | 392 | { |
677 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"Duplicating empty List\n"); | 393 | result_ale = GNUNET_new (struct GNUNET_RECLAIM_AttributeListEntry); |
678 | } | 394 | GNUNET_assert (NULL != ale->attribute); |
679 | for (le = attrs->list_head; NULL != le; le = le->next) | ||
680 | { | ||
681 | result_le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | ||
682 | result_le->claim = NULL; | ||
683 | result_le->attest = NULL; | ||
684 | result_le->reference = NULL; | ||
685 | if (NULL != le->claim) | ||
686 | { | ||
687 | result_le->claim = | ||
688 | GNUNET_RECLAIM_ATTRIBUTE_claim_new (le->claim->name, | ||
689 | le->claim->type, | ||
690 | le->claim->data, | ||
691 | le->claim->data_size); | ||
692 | |||
693 | result_le->claim->id = le->claim->id; | ||
694 | result_le->claim->flag = le->claim->flag; | ||
695 | } | ||
696 | if ( NULL != le->attest) | ||
697 | { | ||
698 | result_le->attest = GNUNET_RECLAIM_ATTESTATION_claim_new ( | ||
699 | le->attest->name, | ||
700 | le->attest->type, | ||
701 | le->attest->data, | ||
702 | le->attest-> | ||
703 | data_size); | ||
704 | result_le->attest->id = le->attest->id; | ||
705 | } | ||
706 | if (NULL !=le->reference) | ||
707 | { | 395 | { |
708 | result_le->reference = GNUNET_RECLAIM_ATTESTATION_reference_new ( | 396 | result_ale->attribute = |
709 | le->reference->name, | 397 | GNUNET_RECLAIM_attribute_new (ale->attribute->name, |
710 | le->reference->reference_value); | 398 | &ale->attribute->attestation, |
711 | result_le->reference->id = le->reference->id; | 399 | ale->attribute->type, |
712 | result_le->reference->id_attest = le->reference->id_attest; | 400 | ale->attribute->data, |
401 | ale->attribute->data_size); | ||
402 | |||
403 | result_ale->attribute->id = ale->attribute->id; | ||
404 | result_ale->attribute->flag = ale->attribute->flag; | ||
713 | } | 405 | } |
714 | GNUNET_CONTAINER_DLL_insert (result->list_head, | 406 | GNUNET_CONTAINER_DLL_insert (result->list_head, |
715 | result->list_tail, | 407 | result->list_tail, |
716 | result_le); | 408 | result_ale); |
717 | } | 409 | } |
718 | return result; | 410 | return result; |
719 | } | 411 | } |
@@ -725,45 +417,24 @@ GNUNET_RECLAIM_ATTRIBUTE_list_dup ( | |||
725 | * @param attrs list to destroy | 417 | * @param attrs list to destroy |
726 | */ | 418 | */ |
727 | void | 419 | void |
728 | GNUNET_RECLAIM_ATTRIBUTE_list_destroy ( | 420 | GNUNET_RECLAIM_attribute_list_destroy ( |
729 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs) | 421 | struct GNUNET_RECLAIM_AttributeList *al) |
730 | { | 422 | { |
731 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | 423 | struct GNUNET_RECLAIM_AttributeListEntry *ale; |
732 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *tmp_le; | 424 | struct GNUNET_RECLAIM_AttributeListEntry *tmp_ale; |
733 | 425 | ||
734 | for (le = attrs->list_head; NULL != le; le = le->next) | 426 | for (ale = al->list_head; NULL != ale; ale = ale->next) |
735 | { | 427 | { |
736 | if (NULL != le->claim) | 428 | if (NULL != ale->attribute) |
737 | GNUNET_free (le->claim); | 429 | GNUNET_free (ale->attribute); |
738 | if (NULL != le->attest) | 430 | tmp_ale = ale; |
739 | GNUNET_free (le->attest); | 431 | ale = ale->next; |
740 | if (NULL != le->reference) | 432 | GNUNET_free (tmp_ale); |
741 | GNUNET_free (le->reference); | ||
742 | tmp_le = le; | ||
743 | le = le->next; | ||
744 | GNUNET_free (tmp_le); | ||
745 | } | 433 | } |
746 | GNUNET_free (attrs); | 434 | GNUNET_free (al); |
747 | } | 435 | } |
748 | 436 | ||
749 | /** | 437 | |
750 | * Count attestations in claim list | ||
751 | * | ||
752 | * @param attrs list | ||
753 | */ | ||
754 | int | ||
755 | GNUNET_RECLAIM_ATTRIBUTE_list_count_attest ( | ||
756 | const struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attrs) | ||
757 | { | ||
758 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | ||
759 | int i = 0; | ||
760 | for (le = attrs->list_head; NULL != le; le = le->next) | ||
761 | { | ||
762 | if (NULL != le->attest) | ||
763 | i++; | ||
764 | } | ||
765 | return i; | ||
766 | } | ||
767 | /** | 438 | /** |
768 | * Get required size for serialization buffer | 439 | * Get required size for serialization buffer |
769 | * | 440 | * |
@@ -771,8 +442,8 @@ GNUNET_RECLAIM_ATTRIBUTE_list_count_attest ( | |||
771 | * @return the required buffer size | 442 | * @return the required buffer size |
772 | */ | 443 | */ |
773 | size_t | 444 | size_t |
774 | GNUNET_RECLAIM_ATTRIBUTE_serialize_get_size ( | 445 | GNUNET_RECLAIM_attribute_serialize_get_size ( |
775 | const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr) | 446 | const struct GNUNET_RECLAIM_Attribute *attr) |
776 | { | 447 | { |
777 | return sizeof(struct Attribute) + strlen (attr->name) + attr->data_size; | 448 | return sizeof(struct Attribute) + strlen (attr->name) + attr->data_size; |
778 | } | 449 | } |
@@ -786,8 +457,8 @@ GNUNET_RECLAIM_ATTRIBUTE_serialize_get_size ( | |||
786 | * @return length of serialized data | 457 | * @return length of serialized data |
787 | */ | 458 | */ |
788 | size_t | 459 | size_t |
789 | GNUNET_RECLAIM_ATTRIBUTE_serialize ( | 460 | GNUNET_RECLAIM_attribute_serialize ( |
790 | const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr, | 461 | const struct GNUNET_RECLAIM_Attribute *attr, |
791 | char *result) | 462 | char *result) |
792 | { | 463 | { |
793 | size_t data_len_ser; | 464 | size_t data_len_ser; |
@@ -823,10 +494,10 @@ GNUNET_RECLAIM_ATTRIBUTE_serialize ( | |||
823 | * | 494 | * |
824 | * @return a GNUNET_IDENTITY_PROVIDER_Attribute, must be free'd by caller | 495 | * @return a GNUNET_IDENTITY_PROVIDER_Attribute, must be free'd by caller |
825 | */ | 496 | */ |
826 | struct GNUNET_RECLAIM_ATTRIBUTE_Claim * | 497 | struct GNUNET_RECLAIM_Attribute * |
827 | GNUNET_RECLAIM_ATTRIBUTE_deserialize (const char *data, size_t data_size) | 498 | GNUNET_RECLAIM_attribute_deserialize (const char *data, size_t data_size) |
828 | { | 499 | { |
829 | struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr; | 500 | struct GNUNET_RECLAIM_Attribute *attr; |
830 | struct Attribute *attr_ser; | 501 | struct Attribute *attr_ser; |
831 | size_t data_len; | 502 | size_t data_len; |
832 | size_t name_len; | 503 | size_t name_len; |
@@ -844,7 +515,7 @@ GNUNET_RECLAIM_ATTRIBUTE_deserialize (const char *data, size_t data_size) | |||
844 | "Buffer too small to deserialize\n"); | 515 | "Buffer too small to deserialize\n"); |
845 | return NULL; | 516 | return NULL; |
846 | } | 517 | } |
847 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTRIBUTE_Claim) | 518 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_Attribute) |
848 | + data_len + name_len + 1); | 519 | + data_len + name_len + 1); |
849 | attr->type = ntohs (attr_ser->attribute_type); | 520 | attr->type = ntohs (attr_ser->attribute_type); |
850 | attr->flag = ntohl (attr_ser->attribute_flag); | 521 | attr->flag = ntohl (attr_ser->attribute_flag); |
@@ -863,193 +534,4 @@ GNUNET_RECLAIM_ATTRIBUTE_deserialize (const char *data, size_t data_size) | |||
863 | } | 534 | } |
864 | 535 | ||
865 | 536 | ||
866 | /** | ||
867 | * Get required size for serialization buffer | ||
868 | * | ||
869 | * @param attr the attestation to serialize | ||
870 | * @return the required buffer size | ||
871 | */ | ||
872 | size_t | ||
873 | GNUNET_RECLAIM_ATTESTATION_serialize_get_size ( | ||
874 | const struct GNUNET_RECLAIM_ATTESTATION_Claim *attr) | ||
875 | { | ||
876 | return sizeof(struct Attestation) + strlen (attr->name) + attr->data_size; | ||
877 | } | ||
878 | |||
879 | /** | ||
880 | * Serialize an attestation | ||
881 | * | ||
882 | * @param attr the attestation to serialize | ||
883 | * @param result the serialized attestation | ||
884 | * @return length of serialized data | ||
885 | */ | ||
886 | size_t | ||
887 | GNUNET_RECLAIM_ATTESTATION_serialize ( | ||
888 | const struct GNUNET_RECLAIM_ATTESTATION_Claim *attr, | ||
889 | char *result) | ||
890 | { | ||
891 | size_t data_len_ser; | ||
892 | size_t name_len; | ||
893 | struct Attestation *attr_ser; | ||
894 | char *write_ptr; | ||
895 | |||
896 | attr_ser = (struct Attestation *) result; | ||
897 | attr_ser->attestation_type = htons (attr->type); | ||
898 | attr_ser->attestation_flag = htonl (attr->flag); | ||
899 | attr_ser->attestation_id = attr->id; | ||
900 | name_len = strlen (attr->name); | ||
901 | attr_ser->name_len = htons (name_len); | ||
902 | write_ptr = (char *) &attr_ser[1]; | ||
903 | GNUNET_memcpy (write_ptr, attr->name, name_len); | ||
904 | write_ptr += name_len; | ||
905 | // TODO plugin-ize | ||
906 | // data_len_ser = plugin->serialize_attribute_value (attr, | ||
907 | // &attr_ser[1]); | ||
908 | data_len_ser = attr->data_size; | ||
909 | GNUNET_memcpy (write_ptr, attr->data, attr->data_size); | ||
910 | attr_ser->data_size = htons (data_len_ser); | ||
911 | |||
912 | return sizeof(struct Attestation) + strlen (attr->name) + attr->data_size; | ||
913 | } | ||
914 | |||
915 | /** | ||
916 | * Deserialize an attestation | ||
917 | * | ||
918 | * @param data the serialized attestation | ||
919 | * @param data_size the length of the serialized data | ||
920 | * | ||
921 | * @return a GNUNET_IDENTITY_PROVIDER_Attribute, must be free'd by caller | ||
922 | */ | ||
923 | struct GNUNET_RECLAIM_ATTESTATION_Claim * | ||
924 | GNUNET_RECLAIM_ATTESTATION_deserialize (const char *data, size_t data_size) | ||
925 | { | ||
926 | struct GNUNET_RECLAIM_ATTESTATION_Claim *attr; | ||
927 | struct Attestation *attr_ser; | ||
928 | size_t data_len; | ||
929 | size_t name_len; | ||
930 | char *write_ptr; | ||
931 | |||
932 | if (data_size < sizeof(struct Attestation)) | ||
933 | return NULL; | ||
934 | |||
935 | attr_ser = (struct Attestation *) data; | ||
936 | data_len = ntohs (attr_ser->data_size); | ||
937 | name_len = ntohs (attr_ser->name_len); | ||
938 | if (data_size < sizeof(struct Attestation) + data_len + name_len) | ||
939 | { | ||
940 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
941 | "Buffer too small to deserialize\n"); | ||
942 | return NULL; | ||
943 | } | ||
944 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTESTATION_Claim) | ||
945 | + data_len + name_len + 1); | ||
946 | attr->type = ntohs (attr_ser->attestation_type); | ||
947 | attr->flag = ntohl (attr_ser->attestation_flag); | ||
948 | attr->id = attr_ser->attestation_id; | ||
949 | attr->data_size = data_len; | ||
950 | |||
951 | write_ptr = (char *) &attr[1]; | ||
952 | GNUNET_memcpy (write_ptr, &attr_ser[1], name_len); | ||
953 | write_ptr[name_len] = '\0'; | ||
954 | attr->name = write_ptr; | ||
955 | |||
956 | write_ptr += name_len + 1; | ||
957 | GNUNET_memcpy (write_ptr, (char *) &attr_ser[1] + name_len, attr->data_size); | ||
958 | attr->data = write_ptr; | ||
959 | return attr; | ||
960 | } | ||
961 | |||
962 | /** | ||
963 | * Get required size for serialization buffer | ||
964 | * | ||
965 | * @param attr the reference to serialize | ||
966 | * @return the required buffer size | ||
967 | */ | ||
968 | size_t | ||
969 | GNUNET_RECLAIM_ATTESTATION_REF_serialize_get_size ( | ||
970 | const struct GNUNET_RECLAIM_ATTESTATION_REFERENCE *attr) | ||
971 | { | ||
972 | return sizeof(struct Attestation_Reference) + strlen (attr->name) + strlen ( | ||
973 | attr->reference_value); | ||
974 | } | ||
975 | |||
976 | |||
977 | /** | ||
978 | * Serialize a reference | ||
979 | * | ||
980 | * @param attr the reference to serialize | ||
981 | * @param result the serialized reference | ||
982 | * @return length of serialized data | ||
983 | */ | ||
984 | size_t | ||
985 | GNUNET_RECLAIM_ATTESTATION_REF_serialize ( | ||
986 | const struct GNUNET_RECLAIM_ATTESTATION_REFERENCE *attr, | ||
987 | char *result) | ||
988 | { | ||
989 | size_t name_len; | ||
990 | size_t refval_len; | ||
991 | struct Attestation_Reference *attr_ser; | ||
992 | char *write_ptr; | ||
993 | attr_ser = (struct Attestation_Reference *) result; | ||
994 | attr_ser->reference_id = attr->id; | ||
995 | attr_ser->attestation_id = attr->id_attest; | ||
996 | name_len = strlen (attr->name); | ||
997 | refval_len = strlen (attr->reference_value); | ||
998 | attr_ser->name_len = htons (name_len); | ||
999 | attr_ser->ref_value_len = htons (refval_len); | ||
1000 | write_ptr = (char *) &attr_ser[1]; | ||
1001 | GNUNET_memcpy (write_ptr, attr->name, name_len); | ||
1002 | write_ptr += name_len; | ||
1003 | GNUNET_memcpy (write_ptr, attr->reference_value, refval_len); | ||
1004 | |||
1005 | return sizeof(struct Attestation_Reference) + strlen (attr->name) + strlen ( | ||
1006 | attr->reference_value); | ||
1007 | } | ||
1008 | |||
1009 | |||
1010 | /** | ||
1011 | * Deserialize a reference | ||
1012 | * | ||
1013 | * @param data the serialized reference | ||
1014 | * @param data_size the length of the serialized data | ||
1015 | * | ||
1016 | * @return a GNUNET_IDENTITY_PROVIDER_Attribute, must be free'd by caller | ||
1017 | */ | ||
1018 | struct GNUNET_RECLAIM_ATTESTATION_REFERENCE * | ||
1019 | GNUNET_RECLAIM_ATTESTATION_REF_deserialize (const char *data, size_t data_size) | ||
1020 | { | ||
1021 | struct GNUNET_RECLAIM_ATTESTATION_REFERENCE *attr; | ||
1022 | struct Attestation_Reference *attr_ser; | ||
1023 | size_t name_len; | ||
1024 | size_t refval_len; | ||
1025 | char *write_ptr; | ||
1026 | |||
1027 | if (data_size < sizeof(struct Attestation_Reference)) | ||
1028 | return NULL; | ||
1029 | attr_ser = (struct Attestation_Reference *) data; | ||
1030 | name_len = ntohs (attr_ser->name_len); | ||
1031 | refval_len = ntohs (attr_ser->ref_value_len); | ||
1032 | if (data_size < sizeof(struct Attestation_Reference) + refval_len + name_len) | ||
1033 | { | ||
1034 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
1035 | "Buffer too small to deserialize\n"); | ||
1036 | return NULL; | ||
1037 | } | ||
1038 | attr = GNUNET_malloc (sizeof(struct GNUNET_RECLAIM_ATTESTATION_REFERENCE) | ||
1039 | + refval_len + name_len + 2); | ||
1040 | |||
1041 | attr->id = attr_ser->reference_id; | ||
1042 | attr->id_attest = attr_ser->attestation_id; | ||
1043 | |||
1044 | write_ptr = (char *) &attr[1]; | ||
1045 | GNUNET_memcpy (write_ptr, &attr_ser[1], name_len); | ||
1046 | write_ptr[name_len] = '\0'; | ||
1047 | attr->name = write_ptr; | ||
1048 | |||
1049 | write_ptr += name_len + 1; | ||
1050 | GNUNET_memcpy (write_ptr, (char *) &attr_ser[1] + name_len, refval_len); | ||
1051 | write_ptr[refval_len] = '\0'; | ||
1052 | attr->reference_value = write_ptr; | ||
1053 | return attr; | ||
1054 | } | ||
1055 | /* end of reclaim_attribute.c */ | 537 | /* end of reclaim_attribute.c */ |