| /**************************************************************************** |
| * apps/nshlib/nsh_usbtrace.c |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <nuttx/config.h> |
| |
| #include <stdarg.h> |
| #include <debug.h> |
| |
| #include <nuttx/usb/usbdev_trace.h> |
| |
| #ifdef CONFIG_NSH_USBDEV_TRACE |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Types |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Function Prototypes |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Data |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Public Data |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: nsh_tracecallback |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: nsh_tracecallback |
| * |
| * Description: |
| * This is part of the USB trace logic |
| * |
| ****************************************************************************/ |
| |
| static int usbtrace_syslog(FAR const char *fmt, ...) |
| { |
| va_list ap; |
| |
| /* Let vsyslog do the real work */ |
| |
| va_start(ap, fmt); |
| vsyslog(LOG_INFO, fmt, ap); |
| va_end(ap); |
| return OK; |
| } |
| |
| /**************************************************************************** |
| * Name: nsh_tracecallback |
| * |
| * Description: |
| * This is part of the USB trace logic |
| * |
| ****************************************************************************/ |
| |
| static int nsh_tracecallback(struct usbtrace_s *trace, void *arg) |
| { |
| usbtrace_trprintf(usbtrace_syslog, trace->event, trace->value); |
| return 0; |
| } |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: nsh_usbtrace |
| * |
| * Description: |
| * The function is called from the nsh_session() to dump USB data to the |
| * SYSLOG device. |
| * |
| * Input Parameters: |
| * None |
| * |
| * Returned Values: |
| * None |
| * |
| ****************************************************************************/ |
| |
| void nsh_usbtrace(void) |
| { |
| usbtrace_enumerate(nsh_tracecallback, NULL); |
| } |
| |
| #endif /* CONFIG_NSH_USBDEV_TRACE */ |