C++ (Cpp) oo_rwlock_lock_read Beispiele

Beispiel #1

Datei: os_sock.c Projekt: davenso/openonload

int oo_os_sock_sendmsg_raw(ci_netif* ni, oo_sp sock_p,
                           const struct msghdr* msg, int flags)
{
  unsigned long socketcall_args[8];
  oo_os_sock_sendmsg_raw_t op;
  int rc;

  op.sock_id = OO_SP_TO_INT(sock_p);
  op.sizeof_ptr = sizeof(void*);
  op.flags = flags;
  CI_USER_PTR_SET(op.msg, msg);
  CI_USER_PTR_SET(op.socketcall_args, socketcall_args);

  oo_rwlock_lock_read(&citp_dup2_lock);
  rc = oo_resource_op(ci_netif_get_driver_handle(ni),
                      OO_IOC_OS_SOCK_SENDMSG_RAW, &op);
  oo_rwlock_unlock_read (&citp_dup2_lock);

  return rc;
}

Beispiel #2

Datei: fdtable.c Projekt: bmschwa/openonload

static int fdtable_fd_move(ci_fd_t sock_fd, int op)
{
  ci_uint32 io_fd = sock_fd;
  int rc;

  oo_rwlock_lock_read(&citp_dup2_lock);
  rc = oo_resource_op(sock_fd, op, &io_fd);

  if( rc != 0 || io_fd == sock_fd ) {
    oo_rwlock_unlock_read(&citp_dup2_lock);
    return rc;
  }

  /* Kernel failed to hand over, but there is no epoll here - let's dup */
  rc = ci_sys_dup2(io_fd, sock_fd);
  ci_tcp_helper_close_no_trampoline(io_fd);
  oo_rwlock_unlock_read(&citp_dup2_lock);
  if( rc == sock_fd )
    return 0;
  else if( rc >= 0 )
    return -EINVAL;
  return rc;
}