diff options
Diffstat (limited to 'nuttx/net/uip/uip_igmpmsg.c')
-rw-r--r-- | nuttx/net/uip/uip_igmpmsg.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/nuttx/net/uip/uip_igmpmsg.c b/nuttx/net/uip/uip_igmpmsg.c deleted file mode 100644 index 5209eaf7a..000000000 --- a/nuttx/net/uip/uip_igmpmsg.c +++ /dev/null @@ -1,139 +0,0 @@ -/**************************************************************************** - * net/uip/uip_igmpmgs.c - * - * Copyright (C) 2010-2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * The NuttX implementation of IGMP was inspired by the IGMP add-on for the - * lwIP TCP/IP stack by Steve Reynolds: - * - * Copyright (c) 2002 CITEL Technologies Ltd. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of CITEL Technologies Ltd nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY CITEL TECHNOLOGIES AND CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL CITEL TECHNOLOGIES OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <assert.h> -#include <debug.h> - -#include <nuttx/net/uip/uipopt.h> -#include <nuttx/net/uip/uip.h> -#include <nuttx/net/uip/uip-igmp.h> - -#include "uip_internal.h" - -#ifdef CONFIG_NET_IGMP - -/**************************************************************************** - * Pre-processor Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: uip_igmpschedmsg - * - * Description: - * Schedule a message to be send at the next driver polling interval. - * - * Assumptions: - * This function may be called in most any context. - * - ****************************************************************************/ - -void uip_igmpschedmsg(FAR struct igmp_group_s *group, uint8_t msgid) -{ - uip_lock_t flags; - - /* The following should be atomic */ - - flags = uip_lock(); - DEBUGASSERT(!IS_SCHEDMSG(group->flags)); - group->msgid = msgid; - SET_SCHEDMSG(group->flags); - uip_unlock(flags); -} - -/**************************************************************************** - * Name: uip_igmpwaitmsg - * - * Description: - * Schedule a message to be send at the next driver polling interval and - * block, waiting for the message to be sent. - * - * Assumptions: - * This function cannot be called from an interrupt handler (if you try it, - * uip_lockedwait will assert). - * - ****************************************************************************/ - -void uip_igmpwaitmsg(FAR struct igmp_group_s *group, uint8_t msgid) -{ - uip_lock_t flags; - - /* Schedule to send the message */ - - flags = uip_lock(); - DEBUGASSERT(!IS_WAITMSG(group->flags)); - SET_WAITMSG(group->flags); - uip_igmpschedmsg(group, msgid); - - /* Then wait for the message to be sent */ - - while (IS_SCHEDMSG(group->flags)) - { - /* Wait for the semaphore to be posted */ - - while (uip_lockedwait(&group->sem) != 0) - { - /* The only error that should occur from uip_lockedwait() is if - * the wait is awakened by a signal. - */ - - ASSERT(errno == EINTR); - } - } - - /* The message has been sent and we are no longer waiting */ - - CLR_WAITMSG(group->flags); - uip_unlock(flags); -} - -#endif /* CONFIG_NET_IGMP */ |