857158451b
1.Remove void cast for function because many place ignore the returned value witout cast 2.Replace void cast for variable with UNUSED macro Change-Id: Ie644129a563244a6397036789c4c3ea83c4e9b09 Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
136 lines
4.7 KiB
C
136 lines
4.7 KiB
C
/****************************************************************************
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* apps/nshlib/nsh_usbtrace.c
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*
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* Copyright (C) 2014 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <debug.h>
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#include <nuttx/usb/usbdev_trace.h>
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#ifdef CONFIG_NSH_USBDEV_TRACE
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_tracecallback
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_tracecallback
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*
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* Description:
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* This is part of the USB trace logic
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*
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****************************************************************************/
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static int usbtrace_syslog(FAR const char *fmt, ...)
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{
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va_list ap;
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/* Let vsyslog do the real work */
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va_start(ap, fmt);
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vsyslog(LOG_INFO, fmt, ap);
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va_end(ap);
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return OK;
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}
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/****************************************************************************
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* Name: nsh_tracecallback
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*
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* Description:
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* This is part of the USB trace logic
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*
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****************************************************************************/
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static int nsh_tracecallback(struct usbtrace_s *trace, void *arg)
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{
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usbtrace_trprintf(usbtrace_syslog, trace->event, trace->value);
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return 0;
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nsh_usbtrace
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*
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* Description:
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* The function is called from the nsh_session() to dump USB data to the
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* SYSLOG device.
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*
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* Input Parameters:
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* None
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*
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* Returned Values:
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* None
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*
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****************************************************************************/
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void nsh_usbtrace(void)
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{
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usbtrace_enumerate(nsh_tracecallback, NULL);
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}
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#endif /* CONFIG_NSH_USBDEV_TRACE */
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