chromium/third_party/blink/renderer/modules/websockets/websocket_common.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/modules/websockets/websocket_common.h"

#include <stddef.h>

#include "base/metrics/histogram_macros.h"
#include "services/network/public/cpp/is_potentially_trustworthy.h"
#include "third_party/blink/public/common/security_context/insecure_request_policy.h"
#include "third_party/blink/public/mojom/security_context/insecure_request_policy.mojom-blink.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/execution_context/security_context.h"
#include "third_party/blink/renderer/core/frame/csp/content_security_policy.h"
#include "third_party/blink/renderer/core/frame/web_feature.h"
#include "third_party/blink/renderer/core/loader/mixed_content_checker.h"
#include "third_party/blink/renderer/modules/websockets/websocket_channel.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"
#include "third_party/blink/renderer/platform/weborigin/security_origin.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"
#include "third_party/blink/renderer/platform/wtf/text/string_utf8_adaptor.h"
#include "third_party/blink/renderer/platform/wtf/wtf_size_t.h"

namespace blink {

namespace {

constexpr char kWebSocketSubprotocolSeparator[] = …;
constexpr size_t kMaxReasonSizeInBytes = …;

}  // namespace

WebSocketCommon::ConnectResult WebSocketCommon::Connect(
    ExecutionContext* execution_context,
    const String& url,
    const Vector<String>& protocols,
    WebSocketChannel* channel,
    ExceptionState& exception_state) { … }

void WebSocketCommon::CloseInternal(std::optional<uint16_t> code,
                                    const String& reason,
                                    WebSocketChannel* channel,
                                    ExceptionState& exception_state) { … }

inline bool WebSocketCommon::IsValidSubprotocolCharacter(UChar character) { … }

bool WebSocketCommon::IsValidSubprotocolString(const String& protocol) { … }

String WebSocketCommon::EncodeSubprotocolString(const String& protocol) { … }

String WebSocketCommon::JoinStrings(const Vector<String>& strings,
                                    const char* separator) { … }

std::optional<uint16_t> WebSocketCommon::ValidateCloseCodeAndReason(
    std::optional<uint16_t> code,
    const String& reason,
    ExceptionState& exception_state) { … }

}  // namespace blink