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| 1 | +#pragma once |
| 2 | + |
| 3 | +#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
| 4 | +#if HAVE_OPENSSL && NODE_OPENSSL_HAS_QUIC |
| 5 | + |
| 6 | +#include <env.h> |
| 7 | +#include <memory_tracker.h> |
| 8 | +#include <nghttp3/nghttp3.h> |
| 9 | +#include <ngtcp2/ngtcp2.h> |
| 10 | +#include <node_internals.h> |
| 11 | +#include <node_sockaddr.h> |
| 12 | +#include <v8.h> |
| 13 | + |
| 14 | +namespace node { |
| 15 | +namespace quic { |
| 16 | + |
| 17 | +struct Path final : public ngtcp2_path { |
| 18 | + Path(const SocketAddress& local, const SocketAddress& remote); |
| 19 | +}; |
| 20 | + |
| 21 | +struct PathStorage final : public ngtcp2_path_storage { |
| 22 | + PathStorage(); |
| 23 | + operator ngtcp2_path(); |
| 24 | +}; |
| 25 | + |
| 26 | +class Store final : public MemoryRetainer { |
| 27 | + public: |
| 28 | + Store() = default; |
| 29 | + |
| 30 | + Store(std::shared_ptr<v8::BackingStore> store, |
| 31 | + size_t length, |
| 32 | + size_t offset = 0); |
| 33 | + Store(std::unique_ptr<v8::BackingStore> store, |
| 34 | + size_t length, |
| 35 | + size_t offset = 0); |
| 36 | + |
| 37 | + enum class Option { |
| 38 | + NONE, |
| 39 | + DETACH, |
| 40 | + }; |
| 41 | + |
| 42 | + Store(v8::Local<v8::ArrayBuffer> buffer, Option option = Option::NONE); |
| 43 | + Store(v8::Local<v8::ArrayBufferView> view, Option option = Option::NONE); |
| 44 | + |
| 45 | + v8::Local<v8::Uint8Array> ToUint8Array(Environment* env) const; |
| 46 | + |
| 47 | + operator uv_buf_t() const; |
| 48 | + operator ngtcp2_vec() const; |
| 49 | + operator nghttp3_vec() const; |
| 50 | + operator bool() const; |
| 51 | + size_t length() const; |
| 52 | + |
| 53 | + void MemoryInfo(MemoryTracker* tracker) const override; |
| 54 | + SET_MEMORY_INFO_NAME(Store) |
| 55 | + SET_SELF_SIZE(Store) |
| 56 | + |
| 57 | + private: |
| 58 | + template <typename T, typename t> |
| 59 | + T convert() const; |
| 60 | + std::shared_ptr<v8::BackingStore> store_; |
| 61 | + size_t length_ = 0; |
| 62 | + size_t offset_ = 0; |
| 63 | +}; |
| 64 | + |
| 65 | +class QuicError final : public MemoryRetainer { |
| 66 | + public: |
| 67 | + using error_code = uint64_t; |
| 68 | + |
| 69 | + static constexpr error_code QUIC_NO_ERROR = NGTCP2_NO_ERROR; |
| 70 | + static constexpr error_code QUIC_APP_NO_ERROR = 65280; |
| 71 | + |
| 72 | + enum class Type { |
| 73 | + TRANSPORT = NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_TRANSPORT, |
| 74 | + APPLICATION = NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_APPLICATION, |
| 75 | + VERSION_NEGOTIATION = |
| 76 | + NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_TRANSPORT_VERSION_NEGOTIATION, |
| 77 | + IDLE_CLOSE = NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_TRANSPORT_IDLE_CLOSE, |
| 78 | + }; |
| 79 | + |
| 80 | + static constexpr error_code QUIC_ERROR_TYPE_TRANSPORT = |
| 81 | + NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_TRANSPORT; |
| 82 | + static constexpr error_code QUIC_ERROR_TYPE_APPLICATION = |
| 83 | + NGTCP2_CONNECTION_CLOSE_ERROR_CODE_TYPE_APPLICATION; |
| 84 | + |
| 85 | + explicit QuicError(const std::string_view reason = ""); |
| 86 | + explicit QuicError(const ngtcp2_connection_close_error* ptr); |
| 87 | + explicit QuicError(const ngtcp2_connection_close_error& error); |
| 88 | + |
| 89 | + Type type() const; |
| 90 | + error_code code() const; |
| 91 | + const std::string_view reason() const; |
| 92 | + uint64_t frame_type() const; |
| 93 | + |
| 94 | + operator const ngtcp2_connection_close_error&() const; |
| 95 | + operator const ngtcp2_connection_close_error*() const; |
| 96 | + |
| 97 | + // Returns false if the QuicError uses a no_error code with type |
| 98 | + // transport or application. |
| 99 | + operator bool() const; |
| 100 | + |
| 101 | + bool operator==(const QuicError& other) const; |
| 102 | + bool operator!=(const QuicError& other) const; |
| 103 | + |
| 104 | + void MemoryInfo(MemoryTracker* tracker) const override; |
| 105 | + SET_MEMORY_INFO_NAME(QuicError) |
| 106 | + SET_SELF_SIZE(QuicError) |
| 107 | + |
| 108 | + std::string ToString() const; |
| 109 | + v8::MaybeLocal<v8::Value> ToV8Value(Environment* env) const; |
| 110 | + |
| 111 | + static QuicError ForTransport(error_code code, |
| 112 | + const std::string_view reason = ""); |
| 113 | + static QuicError ForApplication(error_code code, |
| 114 | + const std::string_view reason = ""); |
| 115 | + static QuicError ForVersionNegotiation(const std::string_view reason = ""); |
| 116 | + static QuicError ForIdleClose(const std::string_view reason = ""); |
| 117 | + static QuicError ForNgtcp2Error(int code, const std::string_view reason = ""); |
| 118 | + static QuicError ForTlsAlert(int code, const std::string_view reason = ""); |
| 119 | + |
| 120 | + static QuicError FromConnectionClose(ngtcp2_conn* session); |
| 121 | + |
| 122 | + static QuicError TRANSPORT_NO_ERROR; |
| 123 | + static QuicError APPLICATION_NO_ERROR; |
| 124 | + static QuicError VERSION_NEGOTIATION; |
| 125 | + static QuicError IDLE_CLOSE; |
| 126 | + static QuicError INTERNAL_ERROR; |
| 127 | + |
| 128 | + private: |
| 129 | + const uint8_t* reason_c_str() const; |
| 130 | + |
| 131 | + std::string reason_; |
| 132 | + ngtcp2_connection_close_error error_ = ngtcp2_connection_close_error(); |
| 133 | + const ngtcp2_connection_close_error* ptr_ = nullptr; |
| 134 | +}; |
| 135 | + |
| 136 | +} // namespace quic |
| 137 | +} // namespace node |
| 138 | + |
| 139 | +#endif // HAVE_OPENSSL && NODE_OPENSSL_HAS_QUIC |
| 140 | +#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
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