rust_utee/api/
tee_api_cancel.rs

1use crate::{
2    api::tee_api_panic::TEE_Panic,
3    syscalls::syscall_table::{
4        _utee_get_cancellation_flag, _utee_mask_cancellation, _utee_unmask_cancellation,
5    },
6    tee_api_defines::TEE_SUCCESS,
7};
8
9#[unsafe(no_mangle)]
10pub extern "C" fn TEE_GetCancellationFlag() -> bool {
11    let mut flag = 0;
12    let res = unsafe { _utee_get_cancellation_flag(&mut flag) };
13    if res as u32 != TEE_SUCCESS {
14        flag = 0;
15    }
16    flag != 0
17}
18
19#[unsafe(no_mangle)]
20pub extern "C" fn TEE_MaskCancellation() -> bool {
21    let mut old_mask = 0;
22    let res = unsafe { _utee_mask_cancellation(&mut old_mask) } as u32;
23    if res != TEE_SUCCESS {
24        TEE_Panic(res);
25    }
26    old_mask != 0
27}
28
29#[unsafe(no_mangle)]
30pub extern "C" fn TEE_UnmaskCancellation() -> bool {
31    let mut old_mask = 0;
32    let res = unsafe { _utee_unmask_cancellation(&mut old_mask) } as u32;
33    if res != TEE_SUCCESS {
34        TEE_Panic(res);
35    }
36    old_mask != 0
37}
rust_utee/api/tee_api_cancel.rs

rust_utee/api/
tee_api_cancel.rs
