src/python/as.c

   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 <loc/libloc.h>
  20 #include <loc/as.h>
  21
  22 #include "locationmodule.h"
  23 #include "as.h"
  24
  25 PyObject* new_as(PyTypeObject* type, struct loc_as* as) {
  26         ASObject* self = (ASObject*)type->tp_alloc(type, 0);
  27         if (self) {
  28                 self->as = loc_as_ref(as);
  29         }
  30
  31         return (PyObject*)self;
  32 }
  33
  34 static PyObject* AS_new(PyTypeObject* type, PyObject* args, PyObject* kwds) {
  35         ASObject* self = (ASObject*)type->tp_alloc(type, 0);
  36
  37         return (PyObject*)self;
  38 }
  39
  40 static void AS_dealloc(ASObject* self) {
  41         if (self->as)
  42                 loc_as_unref(self->as);
  43
  44         Py_TYPE(self)->tp_free((PyObject* )self);
  45 }
  46
  47 static int AS_init(ASObject* self, PyObject* args, PyObject* kwargs) {
  48         uint32_t number = 0;
  49
  50         if (!PyArg_ParseTuple(args, "i", &number))
  51                 return -1;
  52
  53         // Create the AS object
  54         int r = loc_as_new(loc_ctx, NULL, &self->as, number);
  55         if (r)
  56                 return -1;
  57
  58         return 0;
  59 }
  60
  61 static PyObject* AS_repr(ASObject* self) {
  62         uint32_t number = loc_as_get_number(self->as);
  63         const char* name = loc_as_get_name(self->as);
  64
  65         if (name)
  66                 return PyUnicode_FromFormat("<AS %d (%s)>", number, name);
  67
  68         return PyUnicode_FromFormat("<AS %d>", number);
  69 }
  70
  71 static PyObject* AS_get_number(ASObject* self) {
  72         uint32_t number = loc_as_get_number(self->as);
  73
  74         return PyLong_FromLong(number);
  75 }
  76
  77 static PyObject* AS_get_name(ASObject* self) {
  78         const char* name = loc_as_get_name(self->as);
  79
  80         return PyUnicode_FromString(name);
  81 }
  82
  83 static struct PyGetSetDef AS_getsetters[] = {
  84         {
  85                 "name",
  86                 (getter)AS_get_name,
  87                 NULL,
  88                 NULL,
  89                 NULL,
  90         },
  91         {
  92                 "number",
  93                 (getter)AS_get_number,
  94                 NULL,
  95                 NULL,
  96                 NULL,
  97         },
  98         { NULL },
  99 };
 100
 101 PyTypeObject ASType = {
 102         PyVarObject_HEAD_INIT(NULL, 0)
 103         tp_name:                "location.AS",
 104         tp_basicsize:           sizeof(ASObject),
 105         tp_flags:               Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
 106         tp_new:                 AS_new,
 107         tp_dealloc:             (destructor)AS_dealloc,
 108         tp_init:                (initproc)AS_init,
 109         tp_doc:                 "AS object",
 110         tp_getset:              AS_getsetters,
 111         tp_repr:                (reprfunc)AS_repr,
 112 };