Raw SocketDescriptor variant of UnixDomainServerSocket::Accept

net/socket/socket_libevent.h

 // 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.
 
 #ifndef NET_SOCKET_SOCKET_LIBEVENT_H_
 #define NET_SOCKET_SOCKET_LIBEVENT_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/threading/thread_checker.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_util.h"
 #include "net/socket/socket_descriptor.h"
 
 namespace net {
 
 class IOBuffer;
 class IPEndPoint;
 
 // Socket class to provide asynchronous read/write operations on top of the
 // posix socket api. It supports AF_INET, AF_INET6, and AF_UNIX addresses.
-class SocketLibevent : public base::MessageLoopForIO::Watcher {
+class NET_EXPORT_PRIVATE SocketLibevent
+    : public base::MessageLoopForIO::Watcher {
  public:
   SocketLibevent();
   virtual ~SocketLibevent();
 
   // Opens a socket and returns net::OK if |address_family| is AF_INET, AF_INET6
   // or AF_UNIX. Otherwise, it does DCHECK() and returns a net error.
   int Open(int address_family);
   // Takes ownership of |socket|.
   int AdoptConnectedSocket(SocketDescriptor socket,
                            const SockaddrStorage& peer_address);
+  // Releases ownership of |socket_fd_| to caller.
+  SocketDescriptor ReleaseConnectedSocket();
 
   int Bind(const SockaddrStorage& address);
 
   int Listen(int backlog);
   int Accept(scoped_ptr<SocketLibevent>* socket,
              const CompletionCallback& callback);
 
   // Connects socket. On non-ERR_IO_PENDING error, sets errno and returns a net
   // error code. On ERR_IO_PENDING, |callback| is called with a net error code,
   // not errno, though errno is set if connect event happens with error.
@@ skipping 39 matching lines @@
 
   int DoConnect();
   void ConnectCompleted();
 
   int DoRead(IOBuffer* buf, int buf_len);
   void ReadCompleted();
 
   int DoWrite(IOBuffer* buf, int buf_len);
   void WriteCompleted();
 
+  void StopWatchingAndCleanUp();
+
   SocketDescriptor socket_fd_;
 
   base::MessageLoopForIO::FileDescriptorWatcher accept_socket_watcher_;
   scoped_ptr<SocketLibevent>* accept_socket_;
   CompletionCallback accept_callback_;
 
   base::MessageLoopForIO::FileDescriptorWatcher read_socket_watcher_;
   scoped_refptr<IOBuffer> read_buf_;
   int read_buf_len_;
   // External callback; called when read is complete.
@@ skipping 12 matching lines @@
   scoped_ptr<SockaddrStorage> peer_address_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(SocketLibevent);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SOCKET_LIBEVENT_H_