4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Implement the recv API.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Copyright (c) 2011, Intel Corporation
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync All rights reserved. This program and the accompanying materials
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync are licensed and made available under the terms and conditions of the BSD License
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync which accompanies this distribution. The full text of the license may be found at
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Receive data from a network connection.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync The recv routine waits for receive data from a remote network
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync connection. This routine is typically used for SOCK_STREAM
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync because it waits for receive data from the target system specified
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync in the ::connect call.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/recv.html">POSIX</a>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync documentation is available online.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param [in] s Socket file descriptor returned from ::socket.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param [in] buffer Address of a buffer to receive the data.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param [in] length Length of the buffer in bytes.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param [in] flags Message control flags
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return This routine returns the number of valid bytes in the buffer,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync zero if no data was received, and -1 when an error occurs.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync In the case of an error, ::errno contains more details.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync // Receive the data from the remote system
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync // Return the number of bytes read