pyo3/python3-sys/src/tupleobject.rs

60 lines
1.8 KiB
Rust

use libc::c_int;
use pyport::Py_ssize_t;
use object::*;
#[repr(C)]
#[cfg(not(Py_LIMITED_API))]
pub struct PyTupleObject {
pub ob_base: PyVarObject,
pub ob_item: [*mut PyObject; 1],
}
extern "C" {
pub static mut PyTuple_Type: PyTypeObject;
pub static mut PyTupleIter_Type: PyTypeObject;
}
#[inline(always)]
pub unsafe fn PyTuple_Check(op : *mut PyObject) -> c_int {
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_TUPLE_SUBCLASS)
}
#[inline(always)]
pub unsafe fn PyTuple_CheckExact(op : *mut PyObject) -> c_int {
(Py_TYPE(op) == &mut PyTuple_Type) as c_int
}
extern "C" {
pub fn PyTuple_New(size: Py_ssize_t) -> *mut PyObject;
pub fn PyTuple_Size(arg1: *mut PyObject) -> Py_ssize_t;
pub fn PyTuple_GetItem(arg1: *mut PyObject, arg2: Py_ssize_t)
-> *mut PyObject;
pub fn PyTuple_SetItem(arg1: *mut PyObject, arg2: Py_ssize_t,
arg3: *mut PyObject) -> c_int;
pub fn PyTuple_GetSlice(arg1: *mut PyObject, arg2: Py_ssize_t,
arg3: Py_ssize_t) -> *mut PyObject;
pub fn PyTuple_Pack(arg1: Py_ssize_t, ...) -> *mut PyObject;
pub fn PyTuple_ClearFreeList() -> c_int;
}
// Macro, trading safety for speed
#[inline(always)]
#[cfg(not(Py_LIMITED_API))]
pub unsafe fn PyTuple_GET_ITEM(op: *mut PyObject, i: Py_ssize_t) -> *mut PyObject {
*(*(op as *mut PyTupleObject)).ob_item.as_ptr().offset(i as isize)
}
#[inline(always)]
#[cfg(not(Py_LIMITED_API))]
pub unsafe fn PyTuple_GET_SIZE(op: *mut PyObject) -> Py_ssize_t {
Py_SIZE(op)
}
/// Macro, *only* to be used to fill in brand new tuples
#[inline(always)]
#[cfg(not(Py_LIMITED_API))]
pub unsafe fn PyTuple_SET_ITEM(op: *mut PyObject, i: Py_ssize_t, v: *mut PyObject) {
*(*(op as *mut PyTupleObject)).ob_item.as_mut_ptr().offset(i as isize) = v;
}