rust-libutee 0.1.1

Rust library for UTEE-related functionality.
Documentation 
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use crate::{
    api::tee_api_panic::TEE_Panic,
    syscalls::syscall_table::{
        _utee_get_cancellation_flag, _utee_mask_cancellation, _utee_unmask_cancellation,
    },
    tee_api_defines::TEE_SUCCESS,
};

#[unsafe(no_mangle)]
pub extern "C" fn TEE_GetCancellationFlag() -> bool {
    let mut flag = 0;
    let res = unsafe { _utee_get_cancellation_flag(&mut flag) };
    if res as u32 != TEE_SUCCESS {
        flag = 0;
    }
    flag != 0
}

#[unsafe(no_mangle)]
pub extern "C" fn TEE_MaskCancellation() -> bool {
    let mut old_mask = 0;
    let res = unsafe { _utee_mask_cancellation(&mut old_mask) } as u32;
    if res != TEE_SUCCESS {
        TEE_Panic(res);
    }
    old_mask != 0
}

#[unsafe(no_mangle)]
pub extern "C" fn TEE_UnmaskCancellation() -> bool {
    let mut old_mask = 0;
    let res = unsafe { _utee_unmask_cancellation(&mut old_mask) } as u32;
    if res != TEE_SUCCESS {
        TEE_Panic(res);
    }
    old_mask != 0
}