Revert of [cast_channel] Move cast_channel related files from //extensions to //components

extensions/browser/api/cast_channel/logger.cc

Index: extensions/browser/api/cast_channel/logger.cc
diff --git a/extensions/browser/api/cast_channel/logger.cc b/extensions/browser/api/cast_channel/logger.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f31a8496032483d4b7550e0e6df91408311bef2c
--- /dev/null
+++ b/extensions/browser/api/cast_channel/logger.cc
@@ -0,0 +1,156 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "extensions/browser/api/cast_channel/logger.h"
+
+#include <stdint.h>
+
+#include <string>
+#include <utility>
+
+#include "base/memory/ptr_util.h"
+#include "base/strings/string_util.h"
+#include "extensions/browser/api/cast_channel/cast_auth_util.h"
+#include "extensions/browser/api/cast_channel/cast_socket.h"
+#include "net/base/net_errors.h"
+
+namespace extensions {
+namespace api {
+namespace cast_channel {
+
+using net::IPEndPoint;
+using proto::EventType;
+using proto::Log;
+using proto::SocketEvent;
+
+namespace {
+
+proto::ChallengeReplyErrorType ChallegeReplyErrorToProto(
+    AuthResult::ErrorType error_type) {
+  switch (error_type) {
+    case AuthResult::ERROR_NONE:
+      return proto::CHALLENGE_REPLY_ERROR_NONE;
+    case AuthResult::ERROR_PEER_CERT_EMPTY:
+      return proto::CHALLENGE_REPLY_ERROR_PEER_CERT_EMPTY;
+    case AuthResult::ERROR_WRONG_PAYLOAD_TYPE:
+      return proto::CHALLENGE_REPLY_ERROR_WRONG_PAYLOAD_TYPE;
+    case AuthResult::ERROR_NO_PAYLOAD:
+      return proto::CHALLENGE_REPLY_ERROR_NO_PAYLOAD;
+    case AuthResult::ERROR_PAYLOAD_PARSING_FAILED:
+      return proto::CHALLENGE_REPLY_ERROR_PAYLOAD_PARSING_FAILED;
+    case AuthResult::ERROR_MESSAGE_ERROR:
+      return proto::CHALLENGE_REPLY_ERROR_MESSAGE_ERROR;
+    case AuthResult::ERROR_NO_RESPONSE:
+      return proto::CHALLENGE_REPLY_ERROR_NO_RESPONSE;
+    case AuthResult::ERROR_FINGERPRINT_NOT_FOUND:
+      return proto::CHALLENGE_REPLY_ERROR_FINGERPRINT_NOT_FOUND;
+    case AuthResult::ERROR_CERT_PARSING_FAILED:
+      return proto::CHALLENGE_REPLY_ERROR_CERT_PARSING_FAILED;
+    case AuthResult::ERROR_CERT_NOT_SIGNED_BY_TRUSTED_CA:
+      return proto::CHALLENGE_REPLY_ERROR_CERT_NOT_SIGNED_BY_TRUSTED_CA;
+    case AuthResult::ERROR_CANNOT_EXTRACT_PUBLIC_KEY:
+      return proto::CHALLENGE_REPLY_ERROR_CANNOT_EXTRACT_PUBLIC_KEY;
+    case AuthResult::ERROR_SIGNED_BLOBS_MISMATCH:
+      return proto::CHALLENGE_REPLY_ERROR_SIGNED_BLOBS_MISMATCH;
+    case AuthResult::ERROR_TLS_CERT_VALIDITY_PERIOD_TOO_LONG:
+      return proto::CHALLENGE_REPLY_ERROR_TLS_CERT_VALIDITY_PERIOD_TOO_LONG;
+    case AuthResult::ERROR_TLS_CERT_VALID_START_DATE_IN_FUTURE:
+      return proto::CHALLENGE_REPLY_ERROR_TLS_CERT_VALID_START_DATE_IN_FUTURE;
+    case AuthResult::ERROR_TLS_CERT_EXPIRED:
+      return proto::CHALLENGE_REPLY_ERROR_TLS_CERT_EXPIRED;
+    case AuthResult::ERROR_CRL_INVALID:
+      return proto::CHALLENGE_REPLY_ERROR_CRL_INVALID;
+    case AuthResult::ERROR_CERT_REVOKED:
+      return proto::CHALLENGE_REPLY_ERROR_CERT_REVOKED;
+    default:
+      NOTREACHED();
+      return proto::CHALLENGE_REPLY_ERROR_NONE;
+  }
+}
+
+// Propagate any error fields set in |event| to |last_errors|.  If any error
+// field in |event| is set, then also set |last_errors->event_type|.
+void MaybeSetLastErrors(const SocketEvent& event, LastErrors* last_errors) {
+  if (event.has_net_return_value() &&
+      event.net_return_value() < net::ERR_IO_PENDING) {
+    last_errors->net_return_value = event.net_return_value();
+    last_errors->event_type = event.type();
+  }
+  if (event.has_challenge_reply_error_type()) {
+    last_errors->challenge_reply_error_type =
+        event.challenge_reply_error_type();
+    last_errors->event_type = event.type();
+  }
+}
+
+}  // namespace
+
+LastErrors::LastErrors()
+    : event_type(proto::EVENT_TYPE_UNKNOWN),
+      challenge_reply_error_type(proto::CHALLENGE_REPLY_ERROR_NONE),
+      net_return_value(net::OK) {}
+
+LastErrors::~LastErrors() {}
+
+Logger::Logger() {
+  // Logger may not be necessarily be created on the IO thread, but logging
+  // happens exclusively there.
+  thread_checker_.DetachFromThread();
+}
+
+Logger::~Logger() {
+}
+
+void Logger::LogSocketEventWithRv(int channel_id,
+                                  EventType event_type,
+                                  int rv) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+
+  SocketEvent event = CreateEvent(event_type);
+  event.set_net_return_value(rv);
+
+  LogSocketEvent(channel_id, event);
+}
+
+void Logger::LogSocketChallengeReplyEvent(int channel_id,
+                                          const AuthResult& auth_result) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+
+  SocketEvent event = CreateEvent(proto::AUTH_CHALLENGE_REPLY);
+  event.set_challenge_reply_error_type(
+      ChallegeReplyErrorToProto(auth_result.error_type));
+
+  LogSocketEvent(channel_id, event);
+}
+
+LastErrors Logger::GetLastErrors(int channel_id) const {
+  LastErrorsMap::const_iterator it = last_errors_.find(channel_id);
+  if (it != last_errors_.end()) {
+    return it->second;
+  } else {
+    return LastErrors();
+  }
+}
+
+void Logger::ClearLastErrors(int channel_id) {
+  last_errors_.erase(channel_id);
+}
+
+SocketEvent Logger::CreateEvent(EventType event_type) {
+  SocketEvent event;
+  event.set_type(event_type);
+  return event;
+}
+
+void Logger::LogSocketEvent(int channel_id, const SocketEvent& socket_event) {
+  LastErrorsMap::iterator it = last_errors_.find(channel_id);
+  if (it == last_errors_.end())
+    last_errors_[channel_id] = LastErrors();
+
+  MaybeSetLastErrors(socket_event, &last_errors_[channel_id]);
+}
+
+}  // namespace cast_channel
+}  // namespace api
+}  // namespace extensions