third_party.pigweed.src/pw_multisink/util.cc
Armando Montanez fb7b478547 pw_multisink: Unsafe iteration dump utilities
Addds a crash-time helper to dump a MultiSink used for proto encoded
logs.

Change-Id: I5b8efb3f2d3c86f403896fca9cdd4ddde5e6cc39
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/63282
Pigweed-Auto-Submit: Armando Montanez <amontanez@google.com>
Commit-Queue: Armando Montanez <amontanez@google.com>
Reviewed-by: Ewout van Bekkum <ewout@google.com>
2021-10-07 16:39:38 +00:00

35 lines
1.2 KiB
C++

// Copyright 2021 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
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// 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_multisink/util.h"
#include "pw_bytes/span.h"
#include "pw_function/function.h"
#include "pw_multisink/multisink.h"
#include "pw_status/status.h"
namespace pw::multisink {
Status UnsafeDumpMultiSinkLogs(MultiSink& sink,
pw::log::LogEntries::StreamEncoder& encoder,
size_t max_num_entries) {
auto callback = [&encoder](ConstByteSpan entry) {
encoder.WriteBytes(
static_cast<uint32_t>(pw::log::LogEntries::Fields::ENTRIES), entry);
};
return sink.UnsafeForEachEntry(callback, max_num_entries);
}
} // namespace pw::multisink