python-libfdisk/partition.c

151 lines
3.4 KiB
C

#include "fdisk.h"
static PyMemberDef Partition_members[] = {
{ NULL }
};
static void Partition_dealloc(PartitionObject *self)
{
if (self->pa)
fdisk_unref_partition(self->pa);
Py_TYPE(self)->tp_free((PyObject *) self);
}
static PyObject *Partition_new(PyTypeObject *type,
PyObject *args __attribute__((unused)),
PyObject *kwds __attribute__((unused)))
{
PartitionObject *self = (PartitionObject*) type->tp_alloc(type, 0);
if (self)
self->pa = NULL;
return (PyObject *)self;
}
#define Partition_HELP "Partition()"
static int Partition_init(PartitionObject *self, PyObject *args, PyObject *kwds)
{
/*
char *kwlist[] = {
"context",
NULL
};
if (!PyArg_ParseTupleAndKeywords(args,
kwds, "|O!", kwlist,
&ContextType, &cxt)) {
PyErr_SetString(PyExc_TypeError, "Error");
return -1;
}
*/
self->pa = fdisk_new_partition();
return 0;
}
static PyMethodDef Partition_methods[] = {
{NULL}
};
static PyObject *Partition_get_partno(PartitionObject *self)
{
if (fdisk_partition_has_partno(self->pa)) {
return PyLong_FromSize_t(fdisk_partition_get_partno(self->pa));
}
// Py_RETURN_NONE;
return Py_BuildValue("%d", -1);
}
static PyObject *Partition_get_size(PartitionObject *self)
{
if (fdisk_partition_has_size(self->pa)) {
return PyLong_FromUnsignedLongLong(fdisk_partition_get_size(self->pa));
}
Py_RETURN_NONE;
}
static PyGetSetDef Partition_getseters[] = {
{"partno", (getter)Partition_get_partno, NULL, "partition number", NULL},
{"size", (getter)Partition_get_size, NULL, "number of sectors", NULL},
{NULL}
};
static PyObject *Partition_repr(PartitionObject *self)
{
return PyUnicode_FromFormat("<libfdisk.Partition object at %p>",
self);
}
PyTypeObject PartitionType = {
PyVarObject_HEAD_INIT(NULL, 0)
"libfdisk.Partition", /*tp_name*/
sizeof(PartitionObject), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Partition_dealloc, /*tp_dealloc*/
0, /*tp_print*/
NULL, /*tp_getattr*/
NULL, /*tp_setattr*/
NULL, /*tp_compare*/
(reprfunc) Partition_repr,
NULL, /*tp_as_number*/
NULL, /*tp_as_sequence*/
NULL, /*tp_as_mapping*/
NULL, /*tp_hash */
NULL, /*tp_call*/
NULL, /*tp_str*/
NULL, /*tp_getattro*/
NULL, /*tp_setattro*/
NULL, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
Partition_HELP, /* tp_doc */
NULL, /* tp_traverse */
NULL, /* tp_clear */
NULL, /* tp_richcompare */
0, /* tp_weaklistoffset */
NULL, /* tp_iter */
NULL, /* tp_iternext */
Partition_methods, /* tp_methods */
Partition_members, /* tp_members */
Partition_getseters, /* tp_getset */
NULL, /* tp_base */
NULL, /* tp_dict */
NULL, /* tp_descr_get */
NULL, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)Partition_init, /* tp_init */
NULL, /* tp_alloc */
Partition_new, /* tp_new */
};
PyObject *PyObjectResultPartition(struct fdisk_partition *pa)
{
PartitionObject *result;
if (!pa) {
PyErr_SetString(PyExc_AssertionError, "pa assert failed");
return NULL;
}
result = PyObject_New(PartitionObject, &PartitionType);
if (!result) {
PyErr_SetString(PyExc_MemoryError, "Couldn't allocate Partition object");
return NULL;
}
result->pa = pa;
return (PyObject *) result;
}
void Partition_AddModuleObject(PyObject *mod)
{
if (PyType_Ready(&PartitionType) < 0)
return;
Py_INCREF(&PartitionType);
PyModule_AddObject(mod, "Partition", (PyObject *)&PartitionType);
}