359f66ad37
continue the change from https://github.com/apache/nuttx-apps/pull/1559 Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
121 lines
4.0 KiB
C
121 lines
4.0 KiB
C
/****************************************************************************
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* apps/nshlib/nsh_usbtrace.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <stdarg.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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