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39967361 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 | ||
19 | #include <errno.h> | |
20 | ||
21 | #include <loc/libloc.h> | |
22 | #include <loc/network.h> | |
23 | ||
24 | #include "locationmodule.h" | |
25 | #include "network.h" | |
26 | ||
31edab76 MT |
27 | PyObject* new_network(PyTypeObject* type, struct loc_network* network) { |
28 | NetworkObject* self = (NetworkObject*)type->tp_alloc(type, 0); | |
29 | if (self) { | |
30 | self->network = loc_network_ref(network); | |
31 | } | |
32 | ||
33 | return (PyObject*)self; | |
34 | } | |
35 | ||
39967361 MT |
36 | static PyObject* Network_new(PyTypeObject* type, PyObject* args, PyObject* kwds) { |
37 | NetworkObject* self = (NetworkObject*)type->tp_alloc(type, 0); | |
38 | ||
39 | return (PyObject*)self; | |
40 | } | |
41 | ||
42 | static void Network_dealloc(NetworkObject* self) { | |
43 | if (self->network) | |
44 | loc_network_unref(self->network); | |
45 | ||
46 | Py_TYPE(self)->tp_free((PyObject* )self); | |
47 | } | |
48 | ||
49 | static int Network_init(NetworkObject* self, PyObject* args, PyObject* kwargs) { | |
50 | const char* network = NULL; | |
51 | ||
52 | if (!PyArg_ParseTuple(args, "s", &network)) | |
53 | return -1; | |
54 | ||
55 | // Load the Network | |
56 | int r = loc_network_new_from_string(loc_ctx, &self->network, network); | |
57 | if (r) { | |
58 | PyErr_Format(PyExc_ValueError, "Invalid network: %s", network); | |
59 | return -1; | |
60 | } | |
61 | ||
62 | return 0; | |
63 | } | |
64 | ||
65 | static PyObject* Network_repr(NetworkObject* self) { | |
66 | char* network = loc_network_str(self->network); | |
67 | ||
68 | PyObject* obj = PyUnicode_FromFormat("<location.Network %s>", network); | |
69 | free(network); | |
70 | ||
71 | return obj; | |
72 | } | |
73 | ||
5118a4b8 MT |
74 | static PyObject* Network_str(NetworkObject* self) { |
75 | char* network = loc_network_str(self->network); | |
76 | ||
77 | PyObject* obj = PyUnicode_FromString(network); | |
78 | free(network); | |
79 | ||
80 | return obj; | |
81 | } | |
82 | ||
39967361 MT |
83 | static PyObject* Network_get_country_code(NetworkObject* self) { |
84 | const char* country_code = loc_network_get_country_code(self->network); | |
85 | ||
86 | return PyUnicode_FromString(country_code); | |
87 | } | |
88 | ||
89 | static int Network_set_country_code(NetworkObject* self, PyObject* value) { | |
90 | const char* country_code = PyUnicode_AsUTF8(value); | |
91 | ||
92 | int r = loc_network_set_country_code(self->network, country_code); | |
93 | if (r) { | |
94 | if (r == -EINVAL) | |
35f5acdc MT |
95 | PyErr_Format(PyExc_ValueError, |
96 | "Invalid country code: %s", country_code); | |
39967361 MT |
97 | |
98 | return -1; | |
99 | } | |
100 | ||
101 | return 0; | |
102 | } | |
103 | ||
71ff3e69 MT |
104 | static PyObject* Network_get_asn(NetworkObject* self) { |
105 | uint32_t asn = loc_network_get_asn(self->network); | |
106 | ||
107 | if (asn) | |
108 | return PyLong_FromLong(asn); | |
109 | ||
110 | Py_RETURN_NONE; | |
111 | } | |
112 | ||
113 | static int Network_set_asn(NetworkObject* self, PyObject* value) { | |
114 | long int asn = PyLong_AsLong(value); | |
115 | ||
116 | // Check if the ASN is within the valid range | |
117 | if (asn <= 0 || asn > UINT32_MAX) { | |
118 | PyErr_Format(PyExc_ValueError, "Invalid ASN %ld", asn); | |
119 | return -1; | |
120 | } | |
121 | ||
122 | int r = loc_network_set_asn(self->network, asn); | |
123 | if (r) | |
124 | return -1; | |
125 | ||
126 | return 0; | |
127 | } | |
128 | ||
24ca7992 MT |
129 | static PyObject* Network_has_flag(NetworkObject* self, PyObject* args) { |
130 | enum loc_network_flags flag = 0; | |
131 | ||
132 | if (!PyArg_ParseTuple(args, "i", &flag)) | |
133 | return NULL; | |
134 | ||
135 | if (loc_network_has_flag(self->network, flag)) | |
136 | Py_RETURN_TRUE; | |
137 | ||
138 | Py_RETURN_FALSE; | |
139 | } | |
140 | ||
141 | static PyObject* Network_set_flag(NetworkObject* self, PyObject* args) { | |
142 | enum loc_network_flags flag = 0; | |
143 | ||
144 | if (!PyArg_ParseTuple(args, "i", &flag)) | |
145 | return NULL; | |
146 | ||
147 | int r = loc_network_set_flag(self->network, flag); | |
148 | ||
149 | if (r) { | |
150 | // What exception to throw here? | |
151 | return NULL; | |
152 | } | |
153 | ||
154 | Py_RETURN_NONE; | |
155 | } | |
156 | ||
43554dc4 MT |
157 | static PyObject* Network_is_subnet_of(NetworkObject* self, PyObject* args) { |
158 | NetworkObject* other = NULL; | |
159 | ||
160 | if (!PyArg_ParseTuple(args, "O!", &NetworkType, &other)) | |
161 | return NULL; | |
162 | ||
163 | if (loc_network_is_subnet_of(self->network, other->network)) | |
164 | Py_RETURN_TRUE; | |
165 | ||
166 | Py_RETURN_FALSE; | |
167 | } | |
168 | ||
2b9338ea MT |
169 | static PyObject* Network_get_family(NetworkObject* self) { |
170 | int family = loc_network_address_family(self->network); | |
171 | ||
172 | return PyLong_FromLong(family); | |
173 | } | |
174 | ||
175 | static PyObject* Network_get_first_address(NetworkObject* self) { | |
176 | char* address = loc_network_format_first_address(self->network); | |
177 | ||
178 | PyObject* obj = PyUnicode_FromString(address); | |
179 | free(address); | |
180 | ||
181 | return obj; | |
182 | } | |
183 | ||
184 | static PyObject* Network_get_last_address(NetworkObject* self) { | |
185 | char* address = loc_network_format_last_address(self->network); | |
186 | ||
187 | PyObject* obj = PyUnicode_FromString(address); | |
188 | free(address); | |
189 | ||
190 | return obj; | |
191 | } | |
192 | ||
24ca7992 MT |
193 | static struct PyMethodDef Network_methods[] = { |
194 | { | |
195 | "has_flag", | |
196 | (PyCFunction)Network_has_flag, | |
197 | METH_VARARGS, | |
198 | NULL, | |
199 | }, | |
43554dc4 MT |
200 | { |
201 | "is_subnet_of", | |
202 | (PyCFunction)Network_is_subnet_of, | |
203 | METH_VARARGS, | |
204 | NULL, | |
205 | }, | |
24ca7992 MT |
206 | { |
207 | "set_flag", | |
208 | (PyCFunction)Network_set_flag, | |
209 | METH_VARARGS, | |
210 | NULL, | |
211 | }, | |
212 | { NULL }, | |
213 | }; | |
214 | ||
39967361 | 215 | static struct PyGetSetDef Network_getsetters[] = { |
71ff3e69 MT |
216 | { |
217 | "asn", | |
218 | (getter)Network_get_asn, | |
219 | (setter)Network_set_asn, | |
220 | NULL, | |
221 | NULL, | |
222 | }, | |
39967361 MT |
223 | { |
224 | "country_code", | |
225 | (getter)Network_get_country_code, | |
226 | (setter)Network_set_country_code, | |
227 | NULL, | |
228 | NULL, | |
229 | }, | |
2b9338ea MT |
230 | { |
231 | "family", | |
232 | (getter)Network_get_family, | |
233 | NULL, | |
234 | NULL, | |
235 | NULL, | |
236 | }, | |
237 | { | |
238 | "first_address", | |
239 | (getter)Network_get_first_address, | |
240 | NULL, | |
241 | NULL, | |
242 | NULL, | |
243 | }, | |
244 | { | |
245 | "last_address", | |
246 | (getter)Network_get_last_address, | |
247 | NULL, | |
248 | NULL, | |
249 | NULL, | |
250 | }, | |
39967361 MT |
251 | { NULL }, |
252 | }; | |
253 | ||
254 | PyTypeObject NetworkType = { | |
255 | PyVarObject_HEAD_INIT(NULL, 0) | |
d42e1dcd MT |
256 | .tp_name = "location.Network", |
257 | .tp_basicsize = sizeof(NetworkObject), | |
258 | .tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, | |
259 | .tp_new = Network_new, | |
260 | .tp_dealloc = (destructor)Network_dealloc, | |
261 | .tp_init = (initproc)Network_init, | |
262 | .tp_doc = "Network object", | |
24ca7992 | 263 | .tp_methods = Network_methods, |
d42e1dcd MT |
264 | .tp_getset = Network_getsetters, |
265 | .tp_repr = (reprfunc)Network_repr, | |
266 | .tp_str = (reprfunc)Network_str, | |
39967361 | 267 | }; |