blob: efe2c970139caf7b8ddf2029dd274928674d833e [file] [log] [blame]
// Copyright 2020 The Pigweed Authors
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
#include "pw_stream/memory_stream.h"
#include <cstddef>
#include <cstring>
#include "pw_status/status_with_size.h"
namespace pw::stream {
Status MemoryWriter::DoWrite(span<const std::byte> data) {
size_t bytes_to_write =
std::min(data.size_bytes(), dest_.size_bytes() - bytes_written_);
std::memcpy( + bytes_written_,, bytes_to_write);
bytes_written_ += bytes_to_write;
if (bytes_to_write != data.size_bytes()) {
return Status::OK;
} // namespace pw::stream