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luaur_vm/functions/
lua_rawgetptagged.rs

1use core::ffi::{c_int, c_void};
2
3use crate::functions::index_2_addr::index2addr;
4use crate::functions::lua_concat::lua_c_threadbarrier_lapi;
5use crate::functions::lua_h_getp::lua_h_getp;
6use crate::macros::api_check::api_check;
7use crate::macros::api_incr_top::api_incr_top;
8use crate::macros::hvalue::hvalue;
9use crate::macros::setobj_2_s::setobj2s;
10use crate::macros::ttistable::ttistable;
11use crate::macros::ttype::ttype;
12use crate::records::lua_state::lua_State;
13use crate::type_aliases::stk_id::StkId;
14
15#[allow(non_snake_case)]
16pub unsafe fn lua_rawgetptagged(
17    L: *mut lua_State,
18    idx: c_int,
19    p: *mut c_void,
20    tag: c_int,
21) -> c_int {
22    lua_c_threadbarrier_lapi(L);
23
24    let t: StkId = index2addr(L, idx);
25    api_check!(L, ttistable!(t));
26
27    setobj2s!(L, (*L).top, lua_h_getp(hvalue!(t), p, tag));
28    api_incr_top!(L);
29
30    ttype!((*L).top.sub(1))
31}