Add methods for setting socket buffers to the Socket

net/socket/tcp_client_socket_libevent.cc

 // Copyright (c) 2006-2008 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 "net/socket/tcp_client_socket_libevent.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <netdb.h>
 #include <sys/socket.h>
@@ skipping 244 matching lines @@
     return MapPosixError(errno);
   }
 
 
   write_buf_ = buf;
   write_buf_len_ = buf_len;
   write_callback_ = callback;
   return ERR_IO_PENDING;
 }
 
+bool TCPClientSocketLibevent::SetReceiveBufferSize(int32 size) {
+  int rv = setsockopt(socket_, SOL_SOCKET, SO_RCVBUF,
+      reinterpret_cast<const char*>(&size),
+      sizeof(size));
+  DCHECK(!rv) << "Could not set socket receive buffer size: " << errno;
+  return rv == 0;
+}
+
+bool TCPClientSocketLibevent::SetSendBufferSize(int32 size) {
+  int rv = setsockopt(socket_, SOL_SOCKET, SO_SNDBUF,
+      reinterpret_cast<const char*>(&size),
+      sizeof(size));
+  DCHECK(!rv) << "Could not set socket send buffer size: " << errno;
+  return rv == 0;
+}
+
+
 int TCPClientSocketLibevent::CreateSocket(const addrinfo* ai) {
   socket_ = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
   if (socket_ == kInvalidSocket)
     return MapPosixError(errno);
 
   if (SetNonBlocking(socket_))
     return MapPosixError(errno);
 
   return OK;
 }
@@ skipping 100 matching lines @@
     DoWriteCallback(result);
   }
 }
 
 int TCPClientSocketLibevent::GetPeerName(struct sockaddr *name,
                                          socklen_t *namelen) {
   return ::getpeername(socket_, name, namelen);
 }
 
 }  // namespace net