# 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.

import("../../../webrtc.gni")

rtc_source_set("context") {
  sources = [ "context.h" ]
  deps = [
    "../../../api/units:time_delta",
    "../common:internal_types",
    "../packet:sctp_packet",
    "../public:socket",
    "../public:types",
  ]
  absl_deps = [ "//third_party/abseil-cpp/absl/strings" ]
}

rtc_library("heartbeat_handler") {
  deps = [
    ":context",
    "../../../api:array_view",
    "../../../api/units:time_delta",
    "../../../rtc_base:checks",
    "../../../rtc_base:logging",
    "../packet:bounded_io",
    "../packet:chunk",
    "../packet:parameter",
    "../packet:sctp_packet",
    "../public:socket",
    "../public:types",
    "../timer",
  ]
  sources = [
    "heartbeat_handler.cc",
    "heartbeat_handler.h",
  ]
  absl_deps = [
    "//third_party/abseil-cpp/absl/functional:bind_front",
    "//third_party/abseil-cpp/absl/strings",
    "//third_party/abseil-cpp/absl/types:optional",
  ]
}

rtc_library("stream_reset_handler") {
  deps = [
    ":context",
    "../../../api:array_view",
    "../../../api/units:time_delta",
    "../../../rtc_base:checks",
    "../../../rtc_base:logging",
    "../../../rtc_base:stringutils",
    "../../../rtc_base/containers:flat_set",
    "../common:internal_types",
    "../packet:chunk",
    "../packet:parameter",
    "../packet:sctp_packet",
    "../packet:tlv_trait",
    "../public:socket",
    "../public:types",
    "../rx:data_tracker",
    "../rx:reassembly_queue",
    "../timer",
    "../tx:retransmission_queue",
  ]
  sources = [
    "stream_reset_handler.cc",
    "stream_reset_handler.h",
  ]
  absl_deps = [
    "//third_party/abseil-cpp/absl/functional:bind_front",
    "//third_party/abseil-cpp/absl/strings",
    "//third_party/abseil-cpp/absl/types:optional",
  ]
}

rtc_library("packet_sender") {
  deps = [
    "../packet:sctp_packet",
    "../public:socket",
    "../public:types",
    "../timer",
  ]
  sources = [
    "packet_sender.cc",
    "packet_sender.h",
  ]
  absl_deps = []
}

rtc_library("transmission_control_block") {
  deps = [
    ":context",
    ":heartbeat_handler",
    ":packet_sender",
    ":stream_reset_handler",
    "../../../api:array_view",
    "../../../api/task_queue:task_queue",
    "../../../api/units:time_delta",
    "../../../rtc_base:checks",
    "../../../rtc_base:logging",
    "../../../rtc_base:stringutils",
    "../common:sequence_numbers",
    "../packet:chunk",
    "../packet:sctp_packet",
    "../public:socket",
    "../public:types",
    "../rx:data_tracker",
    "../rx:reassembly_queue",
    "../timer",
    "../tx:retransmission_error_counter",
    "../tx:retransmission_queue",
    "../tx:retransmission_timeout",
    "../tx:send_queue",
  ]
  sources = [
    "capabilities.h",
    "transmission_control_block.cc",
    "transmission_control_block.h",
  ]
  absl_deps = [
    "//third_party/abseil-cpp/absl/functional:bind_front",
    "//third_party/abseil-cpp/absl/strings",
    "//third_party/abseil-cpp/absl/types:optional",
  ]
}

rtc_library("dcsctp_socket") {
  deps = [
    ":context",
    ":heartbeat_handler",
    ":packet_sender",
    ":stream_reset_handler",
    ":transmission_control_block",
    "../../../api:array_view",
    "../../../api:make_ref_counted",
    "../../../api:refcountedbase",
    "../../../api:scoped_refptr",
    "../../../api/task_queue:task_queue",
    "../../../rtc_base:checks",
    "../../../rtc_base:logging",
    "../../../rtc_base:stringutils",
    "../common:internal_types",
    "../packet:bounded_io",
    "../packet:chunk",
    "../packet:chunk_validators",
    "../packet:data",
    "../packet:error_cause",
    "../packet:parameter",
    "../packet:sctp_packet",
    "../packet:tlv_trait",
    "../public:socket",
    "../public:types",
    "../rx:data_tracker",
    "../rx:reassembly_queue",
    "../timer",
    "../tx:retransmission_error_counter",
    "../tx:retransmission_queue",
    "../tx:retransmission_timeout",
    "../tx:rr_send_queue",
    "../tx:send_queue",
  ]
  sources = [
    "callback_deferrer.cc",
    "callback_deferrer.h",
    "dcsctp_socket.cc",
    "dcsctp_socket.h",
    "state_cookie.cc",
    "state_cookie.h",
  ]
  absl_deps = [
    "//third_party/abseil-cpp/absl/functional:bind_front",
    "//third_party/abseil-cpp/absl/memory",
    "//third_party/abseil-cpp/absl/strings",
    "//third_party/abseil-cpp/absl/types:optional",
    "//third_party/abseil-cpp/absl/types:variant",
  ]
}

if (rtc_include_tests) {
  rtc_source_set("mock_callbacks") {
    testonly = true
    sources = [ "mock_dcsctp_socket_callbacks.h" ]
    deps = [
      "../../../api:array_view",
      "../../../api/task_queue:task_queue",
      "../../../rtc_base:logging",
      "../../../rtc_base:random",
      "../../../test:test_support",
      "../public:socket",
      "../public:types",
      "../timer",
    ]
    absl_deps = [
      "//third_party/abseil-cpp/absl/strings",
      "//third_party/abseil-cpp/absl/types:optional",
    ]
  }

  rtc_source_set("mock_context") {
    testonly = true
    sources = [ "mock_context.h" ]
    deps = [
      ":context",
      ":mock_callbacks",
      "../../../test:test_support",
      "../common:internal_types",
      "../packet:sctp_packet",
      "../public:socket",
      "../public:types",
    ]
    absl_deps = [
      "//third_party/abseil-cpp/absl/strings",
      "//third_party/abseil-cpp/absl/types:optional",
    ]
  }

  rtc_library("dcsctp_socket_unittests") {
    testonly = true

    deps = [
      ":dcsctp_socket",
      ":heartbeat_handler",
      ":mock_callbacks",
      ":mock_context",
      ":packet_sender",
      ":stream_reset_handler",
      ":transmission_control_block",
      "../../../api:array_view",
      "../../../api:create_network_emulation_manager",
      "../../../api:network_emulation_manager_api",
      "../../../api/task_queue",
      "../../../api/task_queue:pending_task_safety_flag",
      "../../../api/units:time_delta",
      "../../../rtc_base:checks",
      "../../../rtc_base:copy_on_write_buffer",
      "../../../rtc_base:gunit_helpers",
      "../../../rtc_base:logging",
      "../../../rtc_base:rtc_base_tests_utils",
      "../../../rtc_base:socket_address",
      "../../../rtc_base:stringutils",
      "../../../rtc_base:timeutils",
      "../../../test:test_support",
      "../common:handover_testing",
      "../common:internal_types",
      "../common:math",
      "../packet:chunk",
      "../packet:error_cause",
      "../packet:parameter",
      "../packet:sctp_packet",
      "../packet:tlv_trait",
      "../public:socket",
      "../public:types",
      "../public:utils",
      "../rx:data_tracker",
      "../rx:reassembly_queue",
      "../testing:data_generator",
      "../testing:testing_macros",
      "../timer",
      "../timer:task_queue_timeout",
      "../tx:mock_send_queue",
      "../tx:retransmission_queue",
    ]
    absl_deps = [
      "//third_party/abseil-cpp/absl/flags:flag",
      "//third_party/abseil-cpp/absl/memory",
      "//third_party/abseil-cpp/absl/strings",
      "//third_party/abseil-cpp/absl/types:optional",
    ]
    sources = [
      "dcsctp_socket_network_test.cc",
      "dcsctp_socket_test.cc",
      "heartbeat_handler_test.cc",
      "packet_sender_test.cc",
      "state_cookie_test.cc",
      "stream_reset_handler_test.cc",
      "transmission_control_block_test.cc",
    ]
  }
}