diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/Objects/cobject.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/Objects/cobject.c Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,153 @@ + +/* Wrap void* pointers to be passed between C modules */ + +#include "Python.h" + + +/* Declarations for objects of type PyCObject */ + +typedef void (*destructor1)(void *); +typedef void (*destructor2)(void *, void*); + +PyObject * +PyCObject_FromVoidPtr(void *cobj, void (*destr)(void *)) +{ + PyCObject *self; + + self = PyObject_NEW(PyCObject, &PyCObject_Type); + if (self == NULL) + return NULL; + self->cobject=cobj; + self->destructor=destr; + self->desc=NULL; + + return (PyObject *)self; +} + +PyObject * +PyCObject_FromVoidPtrAndDesc(void *cobj, void *desc, + void (*destr)(void *, void *)) +{ + PyCObject *self; + + if (!desc) { + PyErr_SetString(PyExc_TypeError, + "PyCObject_FromVoidPtrAndDesc called with null" + " description"); + return NULL; + } + self = PyObject_NEW(PyCObject, &PyCObject_Type); + if (self == NULL) + return NULL; + self->cobject = cobj; + self->destructor = (destructor1)destr; + self->desc = desc; + + return (PyObject *)self; +} + +void * +PyCObject_AsVoidPtr(PyObject *self) +{ + if (self) { + if (self->ob_type == &PyCObject_Type) + return ((PyCObject *)self)->cobject; + PyErr_SetString(PyExc_TypeError, + "PyCObject_AsVoidPtr with non-C-object"); + } + if (!PyErr_Occurred()) + PyErr_SetString(PyExc_TypeError, + "PyCObject_AsVoidPtr called with null pointer"); + return NULL; +} + +void * +PyCObject_GetDesc(PyObject *self) +{ + if (self) { + if (self->ob_type == &PyCObject_Type) + return ((PyCObject *)self)->desc; + PyErr_SetString(PyExc_TypeError, + "PyCObject_GetDesc with non-C-object"); + } + if (!PyErr_Occurred()) + PyErr_SetString(PyExc_TypeError, + "PyCObject_GetDesc called with null pointer"); + return NULL; +} + +void * +PyCObject_Import(char *module_name, char *name) +{ + PyObject *m, *c; + void *r = NULL; + + if ((m = PyImport_ImportModule(module_name))) { + if ((c = PyObject_GetAttrString(m,name))) { + r = PyCObject_AsVoidPtr(c); + Py_DECREF(c); + } + Py_DECREF(m); + } + return r; +} + +int +PyCObject_SetVoidPtr(PyObject *self, void *cobj) +{ + PyCObject* cself = (PyCObject*)self; + if (cself == NULL || !PyCObject_Check(cself) || + cself->destructor != NULL) { + PyErr_SetString(PyExc_TypeError, + "Invalid call to PyCObject_SetVoidPtr"); + return 0; + } + cself->cobject = cobj; + return 1; +} + +static void +PyCObject_dealloc(PyCObject *self) +{ + if (self->destructor) { + if(self->desc) + ((destructor2)(self->destructor))(self->cobject, self->desc); + else + (self->destructor)(self->cobject); + } + PyObject_DEL(self); +} + + +PyDoc_STRVAR(PyCObject_Type__doc__, +"C objects to be exported from one extension module to another\n\ +\n\ +C objects are used for communication between extension modules. They\n\ +provide a way for an extension module to export a C interface to other\n\ +extension modules, so that extension modules can use the Python import\n\ +mechanism to link to one another."); + +PyTypeObject PyCObject_Type = { + PyVarObject_HEAD_INIT(&PyType_Type, 0) + "PyCObject", /*tp_name*/ + sizeof(PyCObject), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + (destructor)PyCObject_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + 0, /*tp_compare*/ + 0, /*tp_repr*/ + 0, /*tp_as_number*/ + 0, /*tp_as_sequence*/ + 0, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + 0, /*tp_as_buffer*/ + 0, /*tp_flags*/ + PyCObject_Type__doc__ /*tp_doc*/ +};