diff options
Diffstat (limited to 'third_party/libwebrtc/net/dcsctp/packet/error_cause/error_cause.cc')
-rw-r--r-- | third_party/libwebrtc/net/dcsctp/packet/error_cause/error_cause.cc | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/packet/error_cause/error_cause.cc b/third_party/libwebrtc/net/dcsctp/packet/error_cause/error_cause.cc new file mode 100644 index 0000000000..dcd07472ed --- /dev/null +++ b/third_party/libwebrtc/net/dcsctp/packet/error_cause/error_cause.cc @@ -0,0 +1,83 @@ +/* + * 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/packet/error_cause/error_cause.h" + +#include <stddef.h> + +#include <cstdint> +#include <memory> +#include <string> +#include <utility> +#include <vector> + +#include "absl/types/optional.h" +#include "api/array_view.h" +#include "net/dcsctp/common/math.h" +#include "net/dcsctp/packet/error_cause/cookie_received_while_shutting_down_cause.h" +#include "net/dcsctp/packet/error_cause/invalid_mandatory_parameter_cause.h" +#include "net/dcsctp/packet/error_cause/invalid_stream_identifier_cause.h" +#include "net/dcsctp/packet/error_cause/missing_mandatory_parameter_cause.h" +#include "net/dcsctp/packet/error_cause/no_user_data_cause.h" +#include "net/dcsctp/packet/error_cause/out_of_resource_error_cause.h" +#include "net/dcsctp/packet/error_cause/protocol_violation_cause.h" +#include "net/dcsctp/packet/error_cause/restart_of_an_association_with_new_address_cause.h" +#include "net/dcsctp/packet/error_cause/stale_cookie_error_cause.h" +#include "net/dcsctp/packet/error_cause/unrecognized_chunk_type_cause.h" +#include "net/dcsctp/packet/error_cause/unrecognized_parameter_cause.h" +#include "net/dcsctp/packet/error_cause/unresolvable_address_cause.h" +#include "net/dcsctp/packet/error_cause/user_initiated_abort_cause.h" +#include "rtc_base/strings/string_builder.h" + +namespace dcsctp { + +template <class ErrorCause> +bool ParseAndPrint(ParameterDescriptor descriptor, rtc::StringBuilder& sb) { + if (descriptor.type == ErrorCause::kType) { + absl::optional<ErrorCause> p = ErrorCause::Parse(descriptor.data); + if (p.has_value()) { + sb << p->ToString(); + } else { + sb << "Failed to parse error cause of type " << ErrorCause::kType; + } + return true; + } + return false; +} + +std::string ErrorCausesToString(const Parameters& parameters) { + rtc::StringBuilder sb; + + std::vector<ParameterDescriptor> descriptors = parameters.descriptors(); + for (size_t i = 0; i < descriptors.size(); ++i) { + if (i > 0) { + sb << "\n"; + } + + const ParameterDescriptor& d = descriptors[i]; + if (!ParseAndPrint<InvalidStreamIdentifierCause>(d, sb) && + !ParseAndPrint<MissingMandatoryParameterCause>(d, sb) && + !ParseAndPrint<StaleCookieErrorCause>(d, sb) && + !ParseAndPrint<OutOfResourceErrorCause>(d, sb) && + !ParseAndPrint<UnresolvableAddressCause>(d, sb) && + !ParseAndPrint<UnrecognizedChunkTypeCause>(d, sb) && + !ParseAndPrint<InvalidMandatoryParameterCause>(d, sb) && + !ParseAndPrint<UnrecognizedParametersCause>(d, sb) && + !ParseAndPrint<NoUserDataCause>(d, sb) && + !ParseAndPrint<CookieReceivedWhileShuttingDownCause>(d, sb) && + !ParseAndPrint<RestartOfAnAssociationWithNewAddressesCause>(d, sb) && + !ParseAndPrint<UserInitiatedAbortCause>(d, sb) && + !ParseAndPrint<ProtocolViolationCause>(d, sb)) { + sb << "Unhandled parameter of type: " << d.type; + } + } + + return sb.Release(); +} +} // namespace dcsctp |