53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
// Copyright 2022 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_transfer/transfer.h"
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#include "pw_assert/check.h"
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#include "pw_log/log.h"
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#include "pw_status/try.h"
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#include "pw_transfer/internal/chunk.h"
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namespace pw::transfer {
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void TransferService::HandleChunk(ConstByteSpan message,
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internal::TransferType type) {
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Result<internal::Chunk> chunk = internal::Chunk::Parse(message);
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if (!chunk.ok()) {
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PW_LOG_ERROR("Failed to decode transfer chunk: %d", chunk.status().code());
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return;
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}
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if (chunk->IsInitialChunk()) {
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uint32_t session_id =
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chunk->is_legacy() ? chunk->session_id() : GenerateNewSessionId();
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uint32_t resource_id =
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chunk->is_legacy() ? chunk->session_id() : chunk->resource_id().value();
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thread_.StartServerTransfer(type,
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chunk->protocol_version(),
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session_id,
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resource_id,
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message,
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max_parameters_,
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chunk_timeout_,
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max_retries_,
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max_lifetime_retries_);
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} else {
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thread_.ProcessServerChunk(message);
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}
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}
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} // namespace pw::transfer
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