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/*
* Copyright (c) 2006-2025, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author notes
* 2025-10-10 foxglove latest version
*/
use crate::bindings::*;
/* Error type from rt-thread C code */
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub enum RttCResult {
Ok = RT_EOK as isize,
Error = -(RT_ERROR as isize),
TimeOut = -(RT_ETIMEOUT as isize),
Full = -(RT_EFULL as isize),
Empty = -(RT_EEMPTY as isize),
NoMem = -(RT_ENOMEM as isize),
NoSys = -(RT_ENOSYS as isize),
Busy = -(RT_EBUSY as isize),
IO = -(RT_EIO as isize),
INTR = -(RT_EINTR as isize),
INVAL = -(RT_EINVAL as isize),
NotValidCode = -100,
}
/* NOTE Match to `enum Error` */
impl From<i32> for RttCResult {
fn from(a: i32) -> Self {
let ret = match a {
0 => RttCResult::Ok,
-1 => RttCResult::Error,
-2 => RttCResult::TimeOut,
-3 => RttCResult::Full,
-4 => RttCResult::Empty,
-5 => RttCResult::NoMem,
-6 => RttCResult::NoSys,
-7 => RttCResult::Busy,
-8 => RttCResult::IO,
-9 => RttCResult::INTR,
-10 => RttCResult::INVAL,
_ => RttCResult::NotValidCode,
};
ret
}
}
impl From<i64> for RttCResult {
fn from(a: i64) -> Self {
if a >= 0 {
RttCResult::Ok
} else {
match a {
-1 => RttCResult::Error,
-2 => RttCResult::TimeOut,
-3 => RttCResult::Full,
-4 => RttCResult::Empty,
-5 => RttCResult::NoMem,
-6 => RttCResult::NoSys,
-7 => RttCResult::Busy,
-8 => RttCResult::IO,
-9 => RttCResult::INTR,
-10 => RttCResult::INVAL,
_ => RttCResult::NotValidCode,
}
}
}
}
pub fn is_eok(val: RttCResult) -> bool {
if let RttCResult::Ok = val {
true
} else {
false
}
}
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