73c60d8740
* adds generic Env parameters * adds Clock type to Env * use new Clock * TockTimer improvements * new Clock interface * addressed comments * renames constants to milliseconds, other style fixes * removes all cargo fmt artifacts
30 lines
946 B
Rust
30 lines
946 B
Rust
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use libtock_drivers::usb_ctap_hid::UsbEndpoint;
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pub enum SendOrRecvStatus {
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Timeout,
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Sent,
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Received(UsbEndpoint),
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}
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pub struct SendOrRecvError;
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pub type SendOrRecvResult = Result<SendOrRecvStatus, SendOrRecvError>;
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pub trait HidConnection {
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fn send_and_maybe_recv(&mut self, buf: &mut [u8; 64], timeout_ms: usize) -> SendOrRecvResult;
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}
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