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// Copyright (c) 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/quic/quic_utils_chromium.h"
#include "base/containers/adapters.h"
#include "base/strings/string_split.h"
#include "net/third_party/quiche/src/common/platform/api/quiche_string_piece.h"
namespace net {
quic::QuicTagVector ParseQuicConnectionOptions(
const std::string& connection_options) {
quic::QuicTagVector options;
// Tokens are expected to be no more than 4 characters long, but
// handle overflow gracefully.
for (const quiche::QuicheStringPiece& token :
base::SplitStringPiece(connection_options, ",", base::TRIM_WHITESPACE,
base::SPLIT_WANT_ALL)) {
uint32_t option = 0;
for (char token_char : base::Reversed(token)) {
option <<= 8;
option |= static_cast<unsigned char>(token_char);
}
options.push_back(option);
}
return options;
}
} // namespace net
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