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9cdf6c53 MT |
1 | /* |
2 | libloc - A library to determine the location of someone on the Internet | |
3 | ||
4 | Copyright (C) 2017 IPFire Development Team <info@ipfire.org> | |
5 | ||
6 | This library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | This library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | */ | |
16 | ||
17 | #include <Python.h> | |
18 | ||
9fc7f001 | 19 | #include <loc/libloc.h> |
84a2f0c2 MT |
20 | #include <loc/as.h> |
21 | #include <loc/as-list.h> | |
9fc7f001 MT |
22 | #include <loc/database.h> |
23 | ||
1da9cd39 | 24 | #include "locationmodule.h" |
86ca7ef7 | 25 | #include "as.h" |
7c922e9c | 26 | #include "country.h" |
9cdf6c53 | 27 | #include "database.h" |
31edab76 | 28 | #include "network.h" |
9cdf6c53 MT |
29 | |
30 | static PyObject* Database_new(PyTypeObject* type, PyObject* args, PyObject* kwds) { | |
9cdf6c53 | 31 | DatabaseObject* self = (DatabaseObject*)type->tp_alloc(type, 0); |
9cdf6c53 MT |
32 | |
33 | return (PyObject*)self; | |
34 | } | |
35 | ||
36 | static void Database_dealloc(DatabaseObject* self) { | |
37 | if (self->db) | |
38 | loc_database_unref(self->db); | |
39 | ||
6fd96715 MT |
40 | if (self->path) |
41 | free(self->path); | |
42 | ||
9cdf6c53 MT |
43 | Py_TYPE(self)->tp_free((PyObject* )self); |
44 | } | |
45 | ||
46 | static int Database_init(DatabaseObject* self, PyObject* args, PyObject* kwargs) { | |
47 | const char* path = NULL; | |
48 | ||
49 | if (!PyArg_ParseTuple(args, "s", &path)) | |
50 | return -1; | |
51 | ||
6fd96715 MT |
52 | self->path = strdup(path); |
53 | ||
9cdf6c53 | 54 | // Open the file for reading |
6fd96715 | 55 | FILE* f = fopen(self->path, "r"); |
774eea26 MT |
56 | if (!f) { |
57 | PyErr_SetFromErrno(PyExc_IOError); | |
9cdf6c53 | 58 | return -1; |
774eea26 | 59 | } |
9cdf6c53 MT |
60 | |
61 | // Load the database | |
38e07ee0 | 62 | int r = loc_database_new(loc_ctx, &self->db, f); |
9cdf6c53 MT |
63 | fclose(f); |
64 | ||
65 | // Return on any errors | |
66 | if (r) | |
67 | return -1; | |
68 | ||
69 | return 0; | |
70 | } | |
71 | ||
6fd96715 MT |
72 | static PyObject* Database_repr(DatabaseObject* self) { |
73 | return PyUnicode_FromFormat("<Database %s>", self->path); | |
74 | } | |
75 | ||
726f9984 MT |
76 | static PyObject* Database_verify(DatabaseObject* self, PyObject* args) { |
77 | PyObject* public_key = NULL; | |
78 | FILE* f = NULL; | |
79 | ||
80 | // Parse arguments | |
81 | if (!PyArg_ParseTuple(args, "O", &public_key)) | |
82 | return NULL; | |
83 | ||
84 | // Convert into FILE* | |
85 | int fd = PyObject_AsFileDescriptor(public_key); | |
86 | if (fd < 0) | |
87 | return NULL; | |
88 | ||
89 | // Re-open file descriptor | |
90 | f = fdopen(fd, "r"); | |
91 | if (!f) { | |
92 | PyErr_SetFromErrno(PyExc_IOError); | |
93 | return NULL; | |
94 | } | |
95 | ||
96 | int r = loc_database_verify(self->db, f); | |
b1720435 MT |
97 | |
98 | if (r == 0) | |
99 | Py_RETURN_TRUE; | |
100 | ||
101 | Py_RETURN_FALSE; | |
102 | } | |
103 | ||
d99b0256 MT |
104 | static PyObject* Database_get_description(DatabaseObject* self) { |
105 | const char* description = loc_database_get_description(self->db); | |
106 | ||
107 | return PyUnicode_FromString(description); | |
108 | } | |
109 | ||
110 | static PyObject* Database_get_vendor(DatabaseObject* self) { | |
111 | const char* vendor = loc_database_get_vendor(self->db); | |
112 | ||
113 | return PyUnicode_FromString(vendor); | |
114 | } | |
115 | ||
4bf49d00 MT |
116 | static PyObject* Database_get_license(DatabaseObject* self) { |
117 | const char* license = loc_database_get_license(self->db); | |
118 | ||
119 | return PyUnicode_FromString(license); | |
120 | } | |
121 | ||
53524b2d MT |
122 | static PyObject* Database_get_created_at(DatabaseObject* self) { |
123 | time_t created_at = loc_database_created_at(self->db); | |
124 | ||
125 | return PyLong_FromLong(created_at); | |
126 | } | |
127 | ||
86ca7ef7 MT |
128 | static PyObject* Database_get_as(DatabaseObject* self, PyObject* args) { |
129 | struct loc_as* as = NULL; | |
130 | uint32_t number = 0; | |
131 | ||
132 | if (!PyArg_ParseTuple(args, "i", &number)) | |
133 | return NULL; | |
134 | ||
135 | // Try to retrieve the AS | |
136 | int r = loc_database_get_as(self->db, &as, number); | |
86ca7ef7 | 137 | |
4a0a0f7e MT |
138 | // We got an AS |
139 | if (r == 0) { | |
86ca7ef7 MT |
140 | PyObject* obj = new_as(&ASType, as); |
141 | loc_as_unref(as); | |
142 | ||
143 | return obj; | |
86ca7ef7 MT |
144 | |
145 | // Nothing found | |
4a0a0f7e MT |
146 | } else if (r == 1) { |
147 | Py_RETURN_NONE; | |
148 | } | |
149 | ||
150 | // Unexpected error | |
151 | return NULL; | |
86ca7ef7 MT |
152 | } |
153 | ||
7c922e9c MT |
154 | static PyObject* Database_get_country(DatabaseObject* self, PyObject* args) { |
155 | const char* country_code = NULL; | |
156 | ||
157 | if (!PyArg_ParseTuple(args, "s", &country_code)) | |
158 | return NULL; | |
159 | ||
160 | struct loc_country* country; | |
161 | int r = loc_database_get_country(self->db, &country, country_code); | |
162 | if (r) { | |
163 | Py_RETURN_NONE; | |
164 | } | |
165 | ||
166 | PyObject* obj = new_country(&CountryType, country); | |
167 | loc_country_unref(country); | |
168 | ||
169 | return obj; | |
170 | } | |
171 | ||
31edab76 MT |
172 | static PyObject* Database_lookup(DatabaseObject* self, PyObject* args) { |
173 | struct loc_network* network = NULL; | |
174 | const char* address = NULL; | |
175 | ||
176 | if (!PyArg_ParseTuple(args, "s", &address)) | |
177 | return NULL; | |
178 | ||
179 | // Try to retrieve a matching network | |
180 | int r = loc_database_lookup_from_string(self->db, address, &network); | |
181 | ||
182 | // We got a network | |
183 | if (r == 0) { | |
184 | PyObject* obj = new_network(&NetworkType, network); | |
185 | loc_network_unref(network); | |
186 | ||
187 | return obj; | |
188 | ||
189 | // Nothing found | |
190 | } else if (r == 1) { | |
191 | Py_RETURN_NONE; | |
927e82f2 MT |
192 | |
193 | // Invalid input | |
194 | } else if (r == -EINVAL) { | |
195 | PyErr_Format(PyExc_ValueError, "Invalid IP address: %s", address); | |
196 | return NULL; | |
31edab76 MT |
197 | } |
198 | ||
199 | // Unexpected error | |
200 | return NULL; | |
201 | } | |
202 | ||
afb426df MT |
203 | static PyObject* new_database_enumerator(PyTypeObject* type, struct loc_database_enumerator* enumerator) { |
204 | DatabaseEnumeratorObject* self = (DatabaseEnumeratorObject*)type->tp_alloc(type, 0); | |
205 | if (self) { | |
206 | self->enumerator = loc_database_enumerator_ref(enumerator); | |
207 | } | |
208 | ||
209 | return (PyObject*)self; | |
210 | } | |
211 | ||
d34b669c MT |
212 | static PyObject* Database_iterate_all(DatabaseObject* self, |
213 | enum loc_database_enumerator_mode what, int family, int flags) { | |
a68a46f5 MT |
214 | struct loc_database_enumerator* enumerator; |
215 | ||
681ff05c | 216 | int r = loc_database_enumerator_new(&enumerator, self->db, what, flags); |
a68a46f5 MT |
217 | if (r) { |
218 | PyErr_SetFromErrno(PyExc_SystemError); | |
219 | return NULL; | |
220 | } | |
221 | ||
d34b669c MT |
222 | // Set family |
223 | if (family) | |
224 | loc_database_enumerator_set_family(enumerator, family); | |
225 | ||
a68a46f5 MT |
226 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); |
227 | loc_database_enumerator_unref(enumerator); | |
228 | ||
229 | return obj; | |
230 | } | |
231 | ||
232 | static PyObject* Database_ases(DatabaseObject* self) { | |
d34b669c | 233 | return Database_iterate_all(self, LOC_DB_ENUMERATE_ASES, AF_UNSPEC, 0); |
a68a46f5 MT |
234 | } |
235 | ||
afb426df MT |
236 | static PyObject* Database_search_as(DatabaseObject* self, PyObject* args) { |
237 | const char* string = NULL; | |
238 | ||
239 | if (!PyArg_ParseTuple(args, "s", &string)) | |
240 | return NULL; | |
241 | ||
242 | struct loc_database_enumerator* enumerator; | |
243 | ||
681ff05c | 244 | int r = loc_database_enumerator_new(&enumerator, self->db, LOC_DB_ENUMERATE_ASES, 0); |
afb426df MT |
245 | if (r) { |
246 | PyErr_SetFromErrno(PyExc_SystemError); | |
247 | return NULL; | |
248 | } | |
249 | ||
250 | // Search string we are searching for | |
251 | loc_database_enumerator_set_string(enumerator, string); | |
252 | ||
253 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); | |
254 | loc_database_enumerator_unref(enumerator); | |
255 | ||
256 | return obj; | |
257 | } | |
258 | ||
a68a46f5 | 259 | static PyObject* Database_networks(DatabaseObject* self) { |
d34b669c | 260 | return Database_iterate_all(self, LOC_DB_ENUMERATE_NETWORKS, AF_UNSPEC, 0); |
681ff05c MT |
261 | } |
262 | ||
263 | static PyObject* Database_networks_flattened(DatabaseObject *self) { | |
d34b669c MT |
264 | return Database_iterate_all(self, LOC_DB_ENUMERATE_NETWORKS, AF_UNSPEC, |
265 | LOC_DB_ENUMERATOR_FLAGS_FLATTEN); | |
a68a46f5 MT |
266 | } |
267 | ||
ccc7ab4e | 268 | static PyObject* Database_search_networks(DatabaseObject* self, PyObject* args, PyObject* kwargs) { |
84a2f0c2 | 269 | char* kwlist[] = { "country_codes", "asns", "flags", "family", "flatten", NULL }; |
e646a8f3 | 270 | PyObject* country_codes = NULL; |
84a2f0c2 | 271 | PyObject* asn_list = NULL; |
bbdb2e0a | 272 | int flags = 0; |
44e5ef71 | 273 | int family = 0; |
c242f732 | 274 | int flatten = 0; |
ccc7ab4e | 275 | |
84a2f0c2 MT |
276 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O!O!iip", kwlist, |
277 | &PyList_Type, &country_codes, &PyList_Type, &asn_list, &flags, &family, &flatten)) | |
ccc7ab4e MT |
278 | return NULL; |
279 | ||
280 | struct loc_database_enumerator* enumerator; | |
c242f732 MT |
281 | int r = loc_database_enumerator_new(&enumerator, self->db, LOC_DB_ENUMERATE_NETWORKS, |
282 | (flatten) ? LOC_DB_ENUMERATOR_FLAGS_FLATTEN : 0); | |
ccc7ab4e MT |
283 | if (r) { |
284 | PyErr_SetFromErrno(PyExc_SystemError); | |
285 | return NULL; | |
286 | } | |
287 | ||
288 | // Set country code we are searching for | |
e646a8f3 MT |
289 | if (country_codes) { |
290 | struct loc_country_list* countries; | |
291 | r = loc_country_list_new(loc_ctx, &countries); | |
ccc7ab4e | 292 | if (r) { |
e646a8f3 | 293 | PyErr_SetString(PyExc_SystemError, "Could not create country list"); |
ccc7ab4e MT |
294 | return NULL; |
295 | } | |
e646a8f3 | 296 | |
fa9eb94e | 297 | for (int i = 0; i < PyList_Size(country_codes); i++) { |
e646a8f3 MT |
298 | PyObject* item = PyList_GetItem(country_codes, i); |
299 | ||
300 | if (!PyUnicode_Check(item)) { | |
301 | PyErr_SetString(PyExc_TypeError, "Country codes must be strings"); | |
302 | loc_country_list_unref(countries); | |
303 | return NULL; | |
304 | } | |
305 | ||
306 | const char* country_code = PyUnicode_AsUTF8(item); | |
307 | ||
308 | struct loc_country* country; | |
309 | r = loc_country_new(loc_ctx, &country, country_code); | |
310 | if (r) { | |
311 | if (r == -EINVAL) { | |
312 | PyErr_Format(PyExc_ValueError, "Invalid country code: %s", country_code); | |
313 | } else { | |
314 | PyErr_SetString(PyExc_SystemError, "Could not create country"); | |
315 | } | |
316 | ||
317 | loc_country_list_unref(countries); | |
318 | return NULL; | |
319 | } | |
320 | ||
321 | // Append it to the list | |
322 | r = loc_country_list_append(countries, country); | |
323 | if (r) { | |
324 | PyErr_SetString(PyExc_SystemError, "Could not append country to the list"); | |
325 | ||
326 | loc_country_list_unref(countries); | |
327 | loc_country_unref(country); | |
328 | return NULL; | |
329 | } | |
330 | ||
331 | loc_country_unref(country); | |
332 | } | |
333 | ||
c98ebf8a MT |
334 | r = loc_database_enumerator_set_countries(enumerator, countries); |
335 | if (r) { | |
336 | PyErr_SetFromErrno(PyExc_SystemError); | |
337 | ||
a1a00053 | 338 | loc_country_list_unref(countries); |
c98ebf8a MT |
339 | return NULL; |
340 | } | |
e646a8f3 | 341 | |
e646a8f3 | 342 | loc_country_list_unref(countries); |
ccc7ab4e MT |
343 | } |
344 | ||
345 | // Set the ASN we are searching for | |
84a2f0c2 MT |
346 | if (asn_list) { |
347 | struct loc_as_list* asns; | |
348 | r = loc_as_list_new(loc_ctx, &asns); | |
349 | if (r) { | |
350 | PyErr_SetString(PyExc_SystemError, "Could not create AS list"); | |
351 | return NULL; | |
352 | } | |
353 | ||
fa9eb94e | 354 | for (int i = 0; i < PyList_Size(asn_list); i++) { |
84a2f0c2 MT |
355 | PyObject* item = PyList_GetItem(asn_list, i); |
356 | ||
357 | if (!PyLong_Check(item)) { | |
358 | PyErr_SetString(PyExc_TypeError, "ASNs must be numbers"); | |
359 | ||
360 | loc_as_list_unref(asns); | |
361 | return NULL; | |
362 | } | |
363 | ||
364 | unsigned long number = PyLong_AsLong(item); | |
ccc7ab4e | 365 | |
84a2f0c2 MT |
366 | struct loc_as* as; |
367 | r = loc_as_new(loc_ctx, &as, number); | |
368 | if (r) { | |
369 | PyErr_SetString(PyExc_SystemError, "Could not create AS"); | |
370 | ||
371 | loc_as_list_unref(asns); | |
372 | loc_as_unref(as); | |
373 | return NULL; | |
374 | } | |
375 | ||
376 | r = loc_as_list_append(asns, as); | |
377 | if (r) { | |
378 | PyErr_SetString(PyExc_SystemError, "Could not append AS to the list"); | |
379 | ||
380 | loc_as_list_unref(asns); | |
381 | loc_as_unref(as); | |
382 | return NULL; | |
383 | } | |
384 | ||
385 | loc_as_unref(as); | |
386 | } | |
387 | ||
388 | r = loc_database_enumerator_set_asns(enumerator, asns); | |
ccc7ab4e MT |
389 | if (r) { |
390 | PyErr_SetFromErrno(PyExc_SystemError); | |
84a2f0c2 MT |
391 | |
392 | loc_as_list_unref(asns); | |
ccc7ab4e MT |
393 | return NULL; |
394 | } | |
84a2f0c2 MT |
395 | |
396 | loc_as_list_unref(asns); | |
ccc7ab4e MT |
397 | } |
398 | ||
bbdb2e0a MT |
399 | // Set the flags we are searching for |
400 | if (flags) { | |
401 | r = loc_database_enumerator_set_flag(enumerator, flags); | |
402 | ||
403 | if (r) { | |
404 | PyErr_SetFromErrno(PyExc_SystemError); | |
405 | return NULL; | |
406 | } | |
407 | } | |
408 | ||
44e5ef71 MT |
409 | // Set the family we are searching for |
410 | if (family) { | |
411 | r = loc_database_enumerator_set_family(enumerator, family); | |
412 | ||
413 | if (r) { | |
414 | PyErr_SetFromErrno(PyExc_SystemError); | |
415 | return NULL; | |
416 | } | |
417 | } | |
418 | ||
ccc7ab4e MT |
419 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); |
420 | loc_database_enumerator_unref(enumerator); | |
421 | ||
422 | return obj; | |
423 | } | |
424 | ||
fa9a3663 | 425 | static PyObject* Database_countries(DatabaseObject* self) { |
d34b669c | 426 | return Database_iterate_all(self, LOC_DB_ENUMERATE_COUNTRIES, AF_UNSPEC, 0); |
fa9a3663 MT |
427 | } |
428 | ||
9cdf6c53 | 429 | static struct PyMethodDef Database_methods[] = { |
86ca7ef7 MT |
430 | { |
431 | "get_as", | |
432 | (PyCFunction)Database_get_as, | |
433 | METH_VARARGS, | |
434 | NULL, | |
435 | }, | |
7c922e9c MT |
436 | { |
437 | "get_country", | |
438 | (PyCFunction)Database_get_country, | |
439 | METH_VARARGS, | |
440 | NULL, | |
441 | }, | |
31edab76 MT |
442 | { |
443 | "lookup", | |
444 | (PyCFunction)Database_lookup, | |
445 | METH_VARARGS, | |
446 | NULL, | |
447 | }, | |
afb426df MT |
448 | { |
449 | "search_as", | |
450 | (PyCFunction)Database_search_as, | |
451 | METH_VARARGS, | |
452 | NULL, | |
453 | }, | |
ccc7ab4e MT |
454 | { |
455 | "search_networks", | |
456 | (PyCFunction)Database_search_networks, | |
457 | METH_VARARGS|METH_KEYWORDS, | |
458 | NULL, | |
459 | }, | |
b1720435 MT |
460 | { |
461 | "verify", | |
462 | (PyCFunction)Database_verify, | |
726f9984 | 463 | METH_VARARGS, |
b1720435 MT |
464 | NULL, |
465 | }, | |
9cdf6c53 MT |
466 | { NULL }, |
467 | }; | |
468 | ||
d99b0256 | 469 | static struct PyGetSetDef Database_getsetters[] = { |
a68a46f5 MT |
470 | { |
471 | "ases", | |
472 | (getter)Database_ases, | |
473 | NULL, | |
474 | NULL, | |
475 | NULL, | |
476 | }, | |
fa9a3663 MT |
477 | { |
478 | "countries", | |
479 | (getter)Database_countries, | |
480 | NULL, | |
481 | NULL, | |
482 | NULL, | |
483 | }, | |
53524b2d MT |
484 | { |
485 | "created_at", | |
486 | (getter)Database_get_created_at, | |
487 | NULL, | |
488 | NULL, | |
489 | NULL, | |
490 | }, | |
d99b0256 MT |
491 | { |
492 | "description", | |
493 | (getter)Database_get_description, | |
494 | NULL, | |
495 | NULL, | |
496 | NULL, | |
497 | }, | |
4bf49d00 MT |
498 | { |
499 | "license", | |
500 | (getter)Database_get_license, | |
501 | NULL, | |
502 | NULL, | |
503 | NULL, | |
504 | }, | |
a68a46f5 MT |
505 | { |
506 | "networks", | |
507 | (getter)Database_networks, | |
508 | NULL, | |
509 | NULL, | |
510 | NULL, | |
511 | }, | |
681ff05c MT |
512 | { |
513 | "networks_flattened", | |
514 | (getter)Database_networks_flattened, | |
515 | NULL, | |
516 | NULL, | |
517 | NULL, | |
518 | }, | |
d99b0256 MT |
519 | { |
520 | "vendor", | |
521 | (getter)Database_get_vendor, | |
522 | NULL, | |
523 | NULL, | |
53524b2d | 524 | NULL, |
d99b0256 MT |
525 | }, |
526 | { NULL }, | |
527 | }; | |
528 | ||
9cdf6c53 MT |
529 | PyTypeObject DatabaseType = { |
530 | PyVarObject_HEAD_INIT(NULL, 0) | |
d42e1dcd MT |
531 | .tp_name = "location.Database", |
532 | .tp_basicsize = sizeof(DatabaseObject), | |
533 | .tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, | |
534 | .tp_new = Database_new, | |
535 | .tp_dealloc = (destructor)Database_dealloc, | |
536 | .tp_init = (initproc)Database_init, | |
537 | .tp_doc = "Database object", | |
538 | .tp_methods = Database_methods, | |
539 | .tp_getset = Database_getsetters, | |
540 | .tp_repr = (reprfunc)Database_repr, | |
9cdf6c53 | 541 | }; |
afb426df MT |
542 | |
543 | static PyObject* DatabaseEnumerator_new(PyTypeObject* type, PyObject* args, PyObject* kwds) { | |
544 | DatabaseEnumeratorObject* self = (DatabaseEnumeratorObject*)type->tp_alloc(type, 0); | |
545 | ||
546 | return (PyObject*)self; | |
547 | } | |
548 | ||
549 | static void DatabaseEnumerator_dealloc(DatabaseEnumeratorObject* self) { | |
550 | loc_database_enumerator_unref(self->enumerator); | |
551 | ||
552 | Py_TYPE(self)->tp_free((PyObject* )self); | |
553 | } | |
554 | ||
555 | static PyObject* DatabaseEnumerator_next(DatabaseEnumeratorObject* self) { | |
15f79e2d MT |
556 | struct loc_network* network = NULL; |
557 | ||
ccc7ab4e | 558 | // Enumerate all networks |
15f79e2d MT |
559 | int r = loc_database_enumerator_next_network(self->enumerator, &network); |
560 | if (r) { | |
20bb6d0c | 561 | PyErr_SetFromErrno(PyExc_ValueError); |
15f79e2d MT |
562 | return NULL; |
563 | } | |
564 | ||
565 | // A network was found | |
ccc7ab4e MT |
566 | if (network) { |
567 | PyObject* obj = new_network(&NetworkType, network); | |
568 | loc_network_unref(network); | |
569 | ||
570 | return obj; | |
571 | } | |
572 | ||
573 | // Enumerate all ASes | |
15f79e2d MT |
574 | struct loc_as* as = NULL; |
575 | ||
576 | r = loc_database_enumerator_next_as(self->enumerator, &as); | |
577 | if (r) { | |
20bb6d0c | 578 | PyErr_SetFromErrno(PyExc_ValueError); |
15f79e2d MT |
579 | return NULL; |
580 | } | |
581 | ||
afb426df MT |
582 | if (as) { |
583 | PyObject* obj = new_as(&ASType, as); | |
584 | loc_as_unref(as); | |
585 | ||
586 | return obj; | |
587 | } | |
588 | ||
fa9a3663 MT |
589 | // Enumerate all countries |
590 | struct loc_country* country = NULL; | |
591 | ||
592 | r = loc_database_enumerator_next_country(self->enumerator, &country); | |
593 | if (r) { | |
594 | PyErr_SetFromErrno(PyExc_ValueError); | |
595 | return NULL; | |
596 | } | |
597 | ||
598 | if (country) { | |
599 | PyObject* obj = new_country(&CountryType, country); | |
600 | loc_country_unref(country); | |
601 | ||
602 | return obj; | |
603 | } | |
604 | ||
afb426df MT |
605 | // Nothing found, that means the end |
606 | PyErr_SetNone(PyExc_StopIteration); | |
607 | return NULL; | |
608 | } | |
609 | ||
610 | PyTypeObject DatabaseEnumeratorType = { | |
611 | PyVarObject_HEAD_INIT(NULL, 0) | |
d42e1dcd MT |
612 | .tp_name = "location.DatabaseEnumerator", |
613 | .tp_basicsize = sizeof(DatabaseEnumeratorObject), | |
614 | .tp_flags = Py_TPFLAGS_DEFAULT, | |
615 | .tp_alloc = PyType_GenericAlloc, | |
616 | .tp_new = DatabaseEnumerator_new, | |
617 | .tp_dealloc = (destructor)DatabaseEnumerator_dealloc, | |
618 | .tp_iter = PyObject_SelfIter, | |
619 | .tp_iternext = (iternextfunc)DatabaseEnumerator_next, | |
afb426df | 620 | }; |