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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 | ||
c12a1385 MT |
19 | #include <libloc/libloc.h> |
20 | #include <libloc/as.h> | |
21 | #include <libloc/as-list.h> | |
22 | #include <libloc/database.h> | |
9fc7f001 | 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); | |
f35adb4c MT |
106 | if (!description) |
107 | Py_RETURN_NONE; | |
d99b0256 MT |
108 | |
109 | return PyUnicode_FromString(description); | |
110 | } | |
111 | ||
112 | static PyObject* Database_get_vendor(DatabaseObject* self) { | |
113 | const char* vendor = loc_database_get_vendor(self->db); | |
f35adb4c MT |
114 | if (!vendor) |
115 | Py_RETURN_NONE; | |
d99b0256 MT |
116 | |
117 | return PyUnicode_FromString(vendor); | |
118 | } | |
119 | ||
4bf49d00 MT |
120 | static PyObject* Database_get_license(DatabaseObject* self) { |
121 | const char* license = loc_database_get_license(self->db); | |
f35adb4c MT |
122 | if (!license) |
123 | Py_RETURN_NONE; | |
4bf49d00 MT |
124 | |
125 | return PyUnicode_FromString(license); | |
126 | } | |
127 | ||
53524b2d MT |
128 | static PyObject* Database_get_created_at(DatabaseObject* self) { |
129 | time_t created_at = loc_database_created_at(self->db); | |
130 | ||
131 | return PyLong_FromLong(created_at); | |
132 | } | |
133 | ||
86ca7ef7 MT |
134 | static PyObject* Database_get_as(DatabaseObject* self, PyObject* args) { |
135 | struct loc_as* as = NULL; | |
136 | uint32_t number = 0; | |
137 | ||
138 | if (!PyArg_ParseTuple(args, "i", &number)) | |
139 | return NULL; | |
140 | ||
141 | // Try to retrieve the AS | |
142 | int r = loc_database_get_as(self->db, &as, number); | |
86ca7ef7 | 143 | |
4a0a0f7e MT |
144 | // We got an AS |
145 | if (r == 0) { | |
86ca7ef7 MT |
146 | PyObject* obj = new_as(&ASType, as); |
147 | loc_as_unref(as); | |
148 | ||
149 | return obj; | |
86ca7ef7 MT |
150 | |
151 | // Nothing found | |
4a0a0f7e MT |
152 | } else if (r == 1) { |
153 | Py_RETURN_NONE; | |
154 | } | |
155 | ||
156 | // Unexpected error | |
157 | return NULL; | |
86ca7ef7 MT |
158 | } |
159 | ||
7c922e9c MT |
160 | static PyObject* Database_get_country(DatabaseObject* self, PyObject* args) { |
161 | const char* country_code = NULL; | |
162 | ||
163 | if (!PyArg_ParseTuple(args, "s", &country_code)) | |
164 | return NULL; | |
165 | ||
166 | struct loc_country* country; | |
167 | int r = loc_database_get_country(self->db, &country, country_code); | |
168 | if (r) { | |
169 | Py_RETURN_NONE; | |
170 | } | |
171 | ||
172 | PyObject* obj = new_country(&CountryType, country); | |
173 | loc_country_unref(country); | |
174 | ||
175 | return obj; | |
176 | } | |
177 | ||
31edab76 MT |
178 | static PyObject* Database_lookup(DatabaseObject* self, PyObject* args) { |
179 | struct loc_network* network = NULL; | |
180 | const char* address = NULL; | |
181 | ||
182 | if (!PyArg_ParseTuple(args, "s", &address)) | |
183 | return NULL; | |
184 | ||
185 | // Try to retrieve a matching network | |
186 | int r = loc_database_lookup_from_string(self->db, address, &network); | |
187 | ||
188 | // We got a network | |
189 | if (r == 0) { | |
190 | PyObject* obj = new_network(&NetworkType, network); | |
191 | loc_network_unref(network); | |
192 | ||
193 | return obj; | |
194 | ||
195 | // Nothing found | |
196 | } else if (r == 1) { | |
197 | Py_RETURN_NONE; | |
927e82f2 MT |
198 | |
199 | // Invalid input | |
200 | } else if (r == -EINVAL) { | |
201 | PyErr_Format(PyExc_ValueError, "Invalid IP address: %s", address); | |
202 | return NULL; | |
31edab76 MT |
203 | } |
204 | ||
205 | // Unexpected error | |
206 | return NULL; | |
207 | } | |
208 | ||
afb426df MT |
209 | static PyObject* new_database_enumerator(PyTypeObject* type, struct loc_database_enumerator* enumerator) { |
210 | DatabaseEnumeratorObject* self = (DatabaseEnumeratorObject*)type->tp_alloc(type, 0); | |
211 | if (self) { | |
212 | self->enumerator = loc_database_enumerator_ref(enumerator); | |
213 | } | |
214 | ||
215 | return (PyObject*)self; | |
216 | } | |
217 | ||
d34b669c MT |
218 | static PyObject* Database_iterate_all(DatabaseObject* self, |
219 | enum loc_database_enumerator_mode what, int family, int flags) { | |
a68a46f5 MT |
220 | struct loc_database_enumerator* enumerator; |
221 | ||
681ff05c | 222 | int r = loc_database_enumerator_new(&enumerator, self->db, what, flags); |
a68a46f5 MT |
223 | if (r) { |
224 | PyErr_SetFromErrno(PyExc_SystemError); | |
225 | return NULL; | |
226 | } | |
227 | ||
d34b669c MT |
228 | // Set family |
229 | if (family) | |
230 | loc_database_enumerator_set_family(enumerator, family); | |
231 | ||
a68a46f5 MT |
232 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); |
233 | loc_database_enumerator_unref(enumerator); | |
234 | ||
235 | return obj; | |
236 | } | |
237 | ||
238 | static PyObject* Database_ases(DatabaseObject* self) { | |
d34b669c | 239 | return Database_iterate_all(self, LOC_DB_ENUMERATE_ASES, AF_UNSPEC, 0); |
a68a46f5 MT |
240 | } |
241 | ||
afb426df MT |
242 | static PyObject* Database_search_as(DatabaseObject* self, PyObject* args) { |
243 | const char* string = NULL; | |
244 | ||
245 | if (!PyArg_ParseTuple(args, "s", &string)) | |
246 | return NULL; | |
247 | ||
248 | struct loc_database_enumerator* enumerator; | |
249 | ||
681ff05c | 250 | int r = loc_database_enumerator_new(&enumerator, self->db, LOC_DB_ENUMERATE_ASES, 0); |
afb426df MT |
251 | if (r) { |
252 | PyErr_SetFromErrno(PyExc_SystemError); | |
253 | return NULL; | |
254 | } | |
255 | ||
256 | // Search string we are searching for | |
257 | loc_database_enumerator_set_string(enumerator, string); | |
258 | ||
259 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); | |
260 | loc_database_enumerator_unref(enumerator); | |
261 | ||
262 | return obj; | |
263 | } | |
264 | ||
a68a46f5 | 265 | static PyObject* Database_networks(DatabaseObject* self) { |
d34b669c | 266 | return Database_iterate_all(self, LOC_DB_ENUMERATE_NETWORKS, AF_UNSPEC, 0); |
681ff05c MT |
267 | } |
268 | ||
269 | static PyObject* Database_networks_flattened(DatabaseObject *self) { | |
d34b669c MT |
270 | return Database_iterate_all(self, LOC_DB_ENUMERATE_NETWORKS, AF_UNSPEC, |
271 | LOC_DB_ENUMERATOR_FLAGS_FLATTEN); | |
a68a46f5 MT |
272 | } |
273 | ||
ccc7ab4e | 274 | static PyObject* Database_search_networks(DatabaseObject* self, PyObject* args, PyObject* kwargs) { |
84a2f0c2 | 275 | char* kwlist[] = { "country_codes", "asns", "flags", "family", "flatten", NULL }; |
e646a8f3 | 276 | PyObject* country_codes = NULL; |
84a2f0c2 | 277 | PyObject* asn_list = NULL; |
bbdb2e0a | 278 | int flags = 0; |
44e5ef71 | 279 | int family = 0; |
c242f732 | 280 | int flatten = 0; |
ccc7ab4e | 281 | |
84a2f0c2 MT |
282 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O!O!iip", kwlist, |
283 | &PyList_Type, &country_codes, &PyList_Type, &asn_list, &flags, &family, &flatten)) | |
ccc7ab4e MT |
284 | return NULL; |
285 | ||
286 | struct loc_database_enumerator* enumerator; | |
c242f732 MT |
287 | int r = loc_database_enumerator_new(&enumerator, self->db, LOC_DB_ENUMERATE_NETWORKS, |
288 | (flatten) ? LOC_DB_ENUMERATOR_FLAGS_FLATTEN : 0); | |
ccc7ab4e MT |
289 | if (r) { |
290 | PyErr_SetFromErrno(PyExc_SystemError); | |
291 | return NULL; | |
292 | } | |
293 | ||
294 | // Set country code we are searching for | |
e646a8f3 MT |
295 | if (country_codes) { |
296 | struct loc_country_list* countries; | |
297 | r = loc_country_list_new(loc_ctx, &countries); | |
ccc7ab4e | 298 | if (r) { |
e646a8f3 | 299 | PyErr_SetString(PyExc_SystemError, "Could not create country list"); |
ccc7ab4e MT |
300 | return NULL; |
301 | } | |
e646a8f3 | 302 | |
fa9eb94e | 303 | for (int i = 0; i < PyList_Size(country_codes); i++) { |
e646a8f3 MT |
304 | PyObject* item = PyList_GetItem(country_codes, i); |
305 | ||
306 | if (!PyUnicode_Check(item)) { | |
307 | PyErr_SetString(PyExc_TypeError, "Country codes must be strings"); | |
308 | loc_country_list_unref(countries); | |
309 | return NULL; | |
310 | } | |
311 | ||
312 | const char* country_code = PyUnicode_AsUTF8(item); | |
313 | ||
314 | struct loc_country* country; | |
315 | r = loc_country_new(loc_ctx, &country, country_code); | |
316 | if (r) { | |
317 | if (r == -EINVAL) { | |
318 | PyErr_Format(PyExc_ValueError, "Invalid country code: %s", country_code); | |
319 | } else { | |
320 | PyErr_SetString(PyExc_SystemError, "Could not create country"); | |
321 | } | |
322 | ||
323 | loc_country_list_unref(countries); | |
324 | return NULL; | |
325 | } | |
326 | ||
327 | // Append it to the list | |
328 | r = loc_country_list_append(countries, country); | |
329 | if (r) { | |
330 | PyErr_SetString(PyExc_SystemError, "Could not append country to the list"); | |
331 | ||
332 | loc_country_list_unref(countries); | |
333 | loc_country_unref(country); | |
334 | return NULL; | |
335 | } | |
336 | ||
337 | loc_country_unref(country); | |
338 | } | |
339 | ||
c98ebf8a MT |
340 | r = loc_database_enumerator_set_countries(enumerator, countries); |
341 | if (r) { | |
342 | PyErr_SetFromErrno(PyExc_SystemError); | |
343 | ||
a1a00053 | 344 | loc_country_list_unref(countries); |
c98ebf8a MT |
345 | return NULL; |
346 | } | |
e646a8f3 | 347 | |
e646a8f3 | 348 | loc_country_list_unref(countries); |
ccc7ab4e MT |
349 | } |
350 | ||
351 | // Set the ASN we are searching for | |
84a2f0c2 MT |
352 | if (asn_list) { |
353 | struct loc_as_list* asns; | |
354 | r = loc_as_list_new(loc_ctx, &asns); | |
355 | if (r) { | |
356 | PyErr_SetString(PyExc_SystemError, "Could not create AS list"); | |
357 | return NULL; | |
358 | } | |
359 | ||
fa9eb94e | 360 | for (int i = 0; i < PyList_Size(asn_list); i++) { |
84a2f0c2 MT |
361 | PyObject* item = PyList_GetItem(asn_list, i); |
362 | ||
363 | if (!PyLong_Check(item)) { | |
364 | PyErr_SetString(PyExc_TypeError, "ASNs must be numbers"); | |
365 | ||
366 | loc_as_list_unref(asns); | |
367 | return NULL; | |
368 | } | |
369 | ||
370 | unsigned long number = PyLong_AsLong(item); | |
ccc7ab4e | 371 | |
84a2f0c2 MT |
372 | struct loc_as* as; |
373 | r = loc_as_new(loc_ctx, &as, number); | |
374 | if (r) { | |
375 | PyErr_SetString(PyExc_SystemError, "Could not create AS"); | |
376 | ||
377 | loc_as_list_unref(asns); | |
378 | loc_as_unref(as); | |
379 | return NULL; | |
380 | } | |
381 | ||
382 | r = loc_as_list_append(asns, as); | |
383 | if (r) { | |
384 | PyErr_SetString(PyExc_SystemError, "Could not append AS to the list"); | |
385 | ||
386 | loc_as_list_unref(asns); | |
387 | loc_as_unref(as); | |
388 | return NULL; | |
389 | } | |
390 | ||
391 | loc_as_unref(as); | |
392 | } | |
393 | ||
394 | r = loc_database_enumerator_set_asns(enumerator, asns); | |
ccc7ab4e MT |
395 | if (r) { |
396 | PyErr_SetFromErrno(PyExc_SystemError); | |
84a2f0c2 MT |
397 | |
398 | loc_as_list_unref(asns); | |
ccc7ab4e MT |
399 | return NULL; |
400 | } | |
84a2f0c2 MT |
401 | |
402 | loc_as_list_unref(asns); | |
ccc7ab4e MT |
403 | } |
404 | ||
bbdb2e0a MT |
405 | // Set the flags we are searching for |
406 | if (flags) { | |
407 | r = loc_database_enumerator_set_flag(enumerator, flags); | |
408 | ||
409 | if (r) { | |
410 | PyErr_SetFromErrno(PyExc_SystemError); | |
411 | return NULL; | |
412 | } | |
413 | } | |
414 | ||
44e5ef71 MT |
415 | // Set the family we are searching for |
416 | if (family) { | |
417 | r = loc_database_enumerator_set_family(enumerator, family); | |
418 | ||
419 | if (r) { | |
420 | PyErr_SetFromErrno(PyExc_SystemError); | |
421 | return NULL; | |
422 | } | |
423 | } | |
424 | ||
ccc7ab4e MT |
425 | PyObject* obj = new_database_enumerator(&DatabaseEnumeratorType, enumerator); |
426 | loc_database_enumerator_unref(enumerator); | |
427 | ||
428 | return obj; | |
429 | } | |
430 | ||
fa9a3663 | 431 | static PyObject* Database_countries(DatabaseObject* self) { |
d34b669c | 432 | return Database_iterate_all(self, LOC_DB_ENUMERATE_COUNTRIES, AF_UNSPEC, 0); |
fa9a3663 MT |
433 | } |
434 | ||
8c37d8a7 MT |
435 | static PyObject* Database_list_bogons(DatabaseObject* self, PyObject* args, PyObject* kwargs) { |
436 | char* kwlist[] = { "family", NULL }; | |
437 | int family = AF_UNSPEC; | |
438 | ||
439 | // Parse arguments | |
440 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|i", kwlist, &family)) | |
441 | return NULL; | |
442 | ||
443 | return Database_iterate_all(self, LOC_DB_ENUMERATE_BOGONS, family, 0); | |
444 | } | |
445 | ||
9cdf6c53 | 446 | static struct PyMethodDef Database_methods[] = { |
86ca7ef7 MT |
447 | { |
448 | "get_as", | |
449 | (PyCFunction)Database_get_as, | |
450 | METH_VARARGS, | |
451 | NULL, | |
452 | }, | |
7c922e9c MT |
453 | { |
454 | "get_country", | |
455 | (PyCFunction)Database_get_country, | |
456 | METH_VARARGS, | |
457 | NULL, | |
458 | }, | |
8c37d8a7 MT |
459 | { |
460 | "list_bogons", | |
461 | (PyCFunction)Database_list_bogons, | |
462 | METH_VARARGS|METH_KEYWORDS, | |
463 | NULL, | |
464 | }, | |
31edab76 MT |
465 | { |
466 | "lookup", | |
467 | (PyCFunction)Database_lookup, | |
468 | METH_VARARGS, | |
469 | NULL, | |
470 | }, | |
afb426df MT |
471 | { |
472 | "search_as", | |
473 | (PyCFunction)Database_search_as, | |
474 | METH_VARARGS, | |
475 | NULL, | |
476 | }, | |
ccc7ab4e MT |
477 | { |
478 | "search_networks", | |
479 | (PyCFunction)Database_search_networks, | |
480 | METH_VARARGS|METH_KEYWORDS, | |
481 | NULL, | |
482 | }, | |
b1720435 MT |
483 | { |
484 | "verify", | |
485 | (PyCFunction)Database_verify, | |
726f9984 | 486 | METH_VARARGS, |
b1720435 MT |
487 | NULL, |
488 | }, | |
9cdf6c53 MT |
489 | { NULL }, |
490 | }; | |
491 | ||
d99b0256 | 492 | static struct PyGetSetDef Database_getsetters[] = { |
a68a46f5 MT |
493 | { |
494 | "ases", | |
495 | (getter)Database_ases, | |
496 | NULL, | |
497 | NULL, | |
498 | NULL, | |
499 | }, | |
fa9a3663 MT |
500 | { |
501 | "countries", | |
502 | (getter)Database_countries, | |
503 | NULL, | |
504 | NULL, | |
505 | NULL, | |
506 | }, | |
53524b2d MT |
507 | { |
508 | "created_at", | |
509 | (getter)Database_get_created_at, | |
510 | NULL, | |
511 | NULL, | |
512 | NULL, | |
513 | }, | |
d99b0256 MT |
514 | { |
515 | "description", | |
516 | (getter)Database_get_description, | |
517 | NULL, | |
518 | NULL, | |
519 | NULL, | |
520 | }, | |
4bf49d00 MT |
521 | { |
522 | "license", | |
523 | (getter)Database_get_license, | |
524 | NULL, | |
525 | NULL, | |
526 | NULL, | |
527 | }, | |
a68a46f5 MT |
528 | { |
529 | "networks", | |
530 | (getter)Database_networks, | |
531 | NULL, | |
532 | NULL, | |
533 | NULL, | |
534 | }, | |
681ff05c MT |
535 | { |
536 | "networks_flattened", | |
537 | (getter)Database_networks_flattened, | |
538 | NULL, | |
539 | NULL, | |
540 | NULL, | |
541 | }, | |
d99b0256 MT |
542 | { |
543 | "vendor", | |
544 | (getter)Database_get_vendor, | |
545 | NULL, | |
546 | NULL, | |
53524b2d | 547 | NULL, |
d99b0256 MT |
548 | }, |
549 | { NULL }, | |
550 | }; | |
551 | ||
9cdf6c53 MT |
552 | PyTypeObject DatabaseType = { |
553 | PyVarObject_HEAD_INIT(NULL, 0) | |
d42e1dcd MT |
554 | .tp_name = "location.Database", |
555 | .tp_basicsize = sizeof(DatabaseObject), | |
556 | .tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, | |
557 | .tp_new = Database_new, | |
558 | .tp_dealloc = (destructor)Database_dealloc, | |
559 | .tp_init = (initproc)Database_init, | |
560 | .tp_doc = "Database object", | |
561 | .tp_methods = Database_methods, | |
562 | .tp_getset = Database_getsetters, | |
563 | .tp_repr = (reprfunc)Database_repr, | |
9cdf6c53 | 564 | }; |
afb426df MT |
565 | |
566 | static PyObject* DatabaseEnumerator_new(PyTypeObject* type, PyObject* args, PyObject* kwds) { | |
567 | DatabaseEnumeratorObject* self = (DatabaseEnumeratorObject*)type->tp_alloc(type, 0); | |
568 | ||
569 | return (PyObject*)self; | |
570 | } | |
571 | ||
572 | static void DatabaseEnumerator_dealloc(DatabaseEnumeratorObject* self) { | |
573 | loc_database_enumerator_unref(self->enumerator); | |
574 | ||
575 | Py_TYPE(self)->tp_free((PyObject* )self); | |
576 | } | |
577 | ||
578 | static PyObject* DatabaseEnumerator_next(DatabaseEnumeratorObject* self) { | |
15f79e2d MT |
579 | struct loc_network* network = NULL; |
580 | ||
ccc7ab4e | 581 | // Enumerate all networks |
15f79e2d MT |
582 | int r = loc_database_enumerator_next_network(self->enumerator, &network); |
583 | if (r) { | |
20bb6d0c | 584 | PyErr_SetFromErrno(PyExc_ValueError); |
15f79e2d MT |
585 | return NULL; |
586 | } | |
587 | ||
588 | // A network was found | |
ccc7ab4e MT |
589 | if (network) { |
590 | PyObject* obj = new_network(&NetworkType, network); | |
591 | loc_network_unref(network); | |
592 | ||
593 | return obj; | |
594 | } | |
595 | ||
596 | // Enumerate all ASes | |
15f79e2d MT |
597 | struct loc_as* as = NULL; |
598 | ||
599 | r = loc_database_enumerator_next_as(self->enumerator, &as); | |
600 | if (r) { | |
20bb6d0c | 601 | PyErr_SetFromErrno(PyExc_ValueError); |
15f79e2d MT |
602 | return NULL; |
603 | } | |
604 | ||
afb426df MT |
605 | if (as) { |
606 | PyObject* obj = new_as(&ASType, as); | |
607 | loc_as_unref(as); | |
608 | ||
609 | return obj; | |
610 | } | |
611 | ||
fa9a3663 MT |
612 | // Enumerate all countries |
613 | struct loc_country* country = NULL; | |
614 | ||
615 | r = loc_database_enumerator_next_country(self->enumerator, &country); | |
616 | if (r) { | |
617 | PyErr_SetFromErrno(PyExc_ValueError); | |
618 | return NULL; | |
619 | } | |
620 | ||
621 | if (country) { | |
622 | PyObject* obj = new_country(&CountryType, country); | |
623 | loc_country_unref(country); | |
624 | ||
625 | return obj; | |
626 | } | |
627 | ||
afb426df MT |
628 | // Nothing found, that means the end |
629 | PyErr_SetNone(PyExc_StopIteration); | |
630 | return NULL; | |
631 | } | |
632 | ||
633 | PyTypeObject DatabaseEnumeratorType = { | |
634 | PyVarObject_HEAD_INIT(NULL, 0) | |
d42e1dcd MT |
635 | .tp_name = "location.DatabaseEnumerator", |
636 | .tp_basicsize = sizeof(DatabaseEnumeratorObject), | |
637 | .tp_flags = Py_TPFLAGS_DEFAULT, | |
638 | .tp_alloc = PyType_GenericAlloc, | |
639 | .tp_new = DatabaseEnumerator_new, | |
640 | .tp_dealloc = (destructor)DatabaseEnumerator_dealloc, | |
641 | .tp_iter = PyObject_SelfIter, | |
642 | .tp_iternext = (iternextfunc)DatabaseEnumerator_next, | |
afb426df | 643 | }; |