110 lines
3.4 KiB
Rust
110 lines
3.4 KiB
Rust
use libc::{c_char, c_int};
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use core::ptr;
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//use pyport::Py_ssize_t;
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use object::{PyObject, PyTypeObject, Py_TYPE};
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extern "C" {
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pub static mut PyCFunction_Type: PyTypeObject;
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}
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#[inline(always)]
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pub unsafe fn PyCFunction_Check(op : *mut PyObject) -> c_int {
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let u : *mut PyTypeObject = &mut PyCFunction_Type;
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(Py_TYPE(op) == u) as c_int
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}
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pub type PyCFunction =
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unsafe extern "C" fn
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(slf: *mut PyObject, args: *mut PyObject)
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-> *mut PyObject;
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pub type PyCFunctionWithKeywords =
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unsafe extern "C" fn
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(slf: *mut PyObject, args: *mut PyObject,
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kwds: *mut PyObject) -> *mut PyObject;
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pub type PyNoArgsFunction =
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unsafe extern "C" fn(slf: *mut PyObject)
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-> *mut PyObject;
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extern "C" {
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pub fn PyCFunction_GetFunction(f: *mut PyObject) -> Option<PyCFunction>;
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pub fn PyCFunction_GetSelf(f: *mut PyObject) -> *mut PyObject;
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pub fn PyCFunction_GetFlags(f: *mut PyObject) -> c_int;
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pub fn PyCFunction_Call(f: *mut PyObject, args: *mut PyObject,
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kwds: *mut PyObject) -> *mut PyObject;
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}
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#[repr(C)]
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#[derive(Copy)]
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pub struct PyMethodDef {
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pub ml_name: *const c_char,
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pub ml_meth: Option<PyCFunction>,
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pub ml_flags: c_int,
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pub ml_doc: *const c_char,
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}
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impl Clone for PyMethodDef {
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#[inline] fn clone(&self) -> PyMethodDef { *self }
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}
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/* Flag passed to newmethodobject */
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pub const METH_OLDARGS : c_int = 0x0000;
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pub const METH_VARARGS : c_int = 0x0001;
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pub const METH_KEYWORDS : c_int = 0x0002;
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/* METH_NOARGS and METH_O must not be combined with the flags above. */
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pub const METH_NOARGS : c_int = 0x0004;
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pub const METH_O : c_int = 0x0008;
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/* METH_CLASS and METH_STATIC are a little different; these control
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the construction of methods for a class. These cannot be used for
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functions in modules. */
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pub const METH_CLASS : c_int = 0x0010;
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pub const METH_STATIC : c_int = 0x0020;
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/* METH_COEXIST allows a method to be entered eventhough a slot has
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already filled the entry. When defined, the flag allows a separate
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method, "__contains__" for example, to coexist with a defined
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slot like sq_contains. */
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pub const METH_COEXIST : c_int = 0x0040;
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#[repr(C)]
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#[derive(Copy, Clone)]
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pub struct PyMethodChain {
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pub methods: *mut PyMethodDef,
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pub link: *mut PyMethodChain,
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}
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/*
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#[repr(C)]
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#[derive(Copy)]
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struct PyCFunctionObject {
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#[cfg(py_sys_config="Py_TRACE_REFS")]
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pub _ob_next: *mut PyObject,
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#[cfg(py_sys_config="Py_TRACE_REFS")]
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pub _ob_prev: *mut PyObject,
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pub ob_refcnt: Py_ssize_t,
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pub ob_type: *mut PyTypeObject,
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pub m_ml: *mut PyMethodDef,
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pub m_self: *mut PyObject,
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pub m_module: *mut PyObject,
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}
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*/
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extern "C" {
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pub fn Py_FindMethod(methods: *mut PyMethodDef, slf: *mut PyObject,
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name: *const c_char) -> *mut PyObject;
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pub fn PyCFunction_NewEx(ml: *mut PyMethodDef, slf: *mut PyObject,
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module: *mut PyObject) -> *mut PyObject;
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pub fn Py_FindMethodInChain(chain: *mut PyMethodChain, slf: *mut PyObject,
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name: *const c_char) -> *mut PyObject;
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pub fn PyCFunction_ClearFreeList() -> c_int;
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}
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#[inline(always)]
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pub unsafe fn PyCFunction_New(ml: *mut PyMethodDef, slf: *mut PyObject) -> *mut PyObject {
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PyCFunction_NewEx(ml, slf, ptr::null_mut())
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}
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