diff options
Diffstat (limited to 'third_party/libwebrtc/net/dcsctp/testing/data_generator.cc')
-rw-r--r-- | third_party/libwebrtc/net/dcsctp/testing/data_generator.cc | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/testing/data_generator.cc b/third_party/libwebrtc/net/dcsctp/testing/data_generator.cc new file mode 100644 index 0000000000..417695c9d0 --- /dev/null +++ b/third_party/libwebrtc/net/dcsctp/testing/data_generator.cc @@ -0,0 +1,65 @@ +/* + * Copyright (c) 2021 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#include "net/dcsctp/testing/data_generator.h" + +#include <cstdint> +#include <string> +#include <utility> +#include <vector> + +#include "absl/strings/string_view.h" +#include "net/dcsctp/packet/data.h" +#include "net/dcsctp/public/types.h" + +namespace dcsctp { +constexpr PPID kPpid = PPID(53); + +Data DataGenerator::Ordered(std::vector<uint8_t> payload, + absl::string_view flags, + const DataGeneratorOptions opts) { + Data::IsBeginning is_beginning(flags.find('B') != std::string::npos); + Data::IsEnd is_end(flags.find('E') != std::string::npos); + + if (is_beginning) { + fsn_ = FSN(0); + } else { + fsn_ = FSN(*fsn_ + 1); + } + MID mid = opts.mid.value_or(mid_); + Data ret = Data(opts.stream_id, SSN(static_cast<uint16_t>(*mid)), mid, fsn_, + opts.ppid, std::move(payload), is_beginning, is_end, + IsUnordered(false)); + + if (is_end) { + mid_ = MID(*mid + 1); + } + return ret; +} + +Data DataGenerator::Unordered(std::vector<uint8_t> payload, + absl::string_view flags, + const DataGeneratorOptions opts) { + Data::IsBeginning is_beginning(flags.find('B') != std::string::npos); + Data::IsEnd is_end(flags.find('E') != std::string::npos); + + if (is_beginning) { + fsn_ = FSN(0); + } else { + fsn_ = FSN(*fsn_ + 1); + } + MID mid = opts.mid.value_or(mid_); + Data ret = Data(opts.stream_id, SSN(0), mid, fsn_, kPpid, std::move(payload), + is_beginning, is_end, IsUnordered(true)); + if (is_end) { + mid_ = MID(*mid + 1); + } + return ret; +} +} // namespace dcsctp |