| /**************************************************************************** |
| * apps/nshlib/nsh_usbtrace.c |
| * |
| * Copyright (C) 2014 Gregory Nutt. All rights reserved. |
| * Author: Gregory Nutt <gnutt@nuttx.org> |
| * |
| * 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 NuttX 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 THE COPYRIGHT HOLDERS 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 THE |
| * COPYRIGHT OWNER 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 <stdio.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; |
| int ret; |
| |
| /* Let vsyslog do the real work */ |
| |
| va_start(ap, fmt); |
| ret = vsyslog(LOG_INFO, fmt, ap); |
| va_end(ap); |
| return ret; |
| } |
| |
| /**************************************************************************** |
| * 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) |
| { |
| (void)usbtrace_enumerate(nsh_tracecallback, NULL); |
| } |
| |
| #endif /* CONFIG_NSH_USBDEV_TRACE */ |