1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 use core::num::TryFromIntError; 18 use tipc::TipcError; 19 use trusty_std::alloc::AllocError; 20 use trusty_sys::Error; 21 22 #[derive(Debug)] 23 pub enum HwBccError { 24 NotAllowed, 25 BadLen, 26 OutOfBounds, 27 AllocError, 28 InvalidCmdResponse, 29 TryFromIntError, 30 Tipc(TipcError), 31 System(Error), 32 } 33 34 impl From<TipcError> for HwBccError { from(err: TipcError) -> Self35 fn from(err: TipcError) -> Self { 36 HwBccError::Tipc(err) 37 } 38 } 39 40 impl From<Error> for HwBccError { from(err: Error) -> Self41 fn from(err: Error) -> Self { 42 HwBccError::System(err) 43 } 44 } 45 46 impl From<TryFromIntError> for HwBccError { from(_err: TryFromIntError) -> Self47 fn from(_err: TryFromIntError) -> Self { 48 HwBccError::OutOfBounds 49 } 50 } 51 52 impl From<AllocError> for HwBccError { from(_err: AllocError) -> Self53 fn from(_err: AllocError) -> Self { 54 HwBccError::AllocError 55 } 56 } 57