40 lines
1.2 KiB
40 lines
1.2 KiB
// Copyright 2019 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://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, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_sys_io/sys_io.h"
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namespace pw::sys_io {
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StatusWithSize ReadBytes(std::span<std::byte> dest) {
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for (size_t i = 0; i < dest.size_bytes(); ++i) {
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Status result = ReadByte(&dest[i]);
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if (!result.ok()) {
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return StatusWithSize(result, i);
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}
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}
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return StatusWithSize(dest.size_bytes());
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}
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StatusWithSize WriteBytes(std::span<const std::byte> src) {
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for (size_t i = 0; i < src.size_bytes(); ++i) {
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Status result = WriteByte(src[i]);
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if (!result.ok()) {
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return StatusWithSize(result, i);
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}
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}
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return StatusWithSize(src.size_bytes());
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}
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} // namespace pw::sys_io
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