117 lines
4.0 KiB
C
117 lines
4.0 KiB
C
/****************************************************************************
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* drivers/wireless/ieee80211/bcmf_utils.c
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*
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* Copyright (C) 2017 Gregory Nutt. All rights reserved.
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* Author: Simon Piriou <spiriou31@gmail.com>
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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 <stdint.h>
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#include <string.h>
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#include <time.h>
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#include <semaphore.h>
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#include <debug.h>
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#include <stdio.h>
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#include "bcmf_utils.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define LINE_LEN 16
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: bcmf_hexdump
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****************************************************************************/
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void bcmf_hexdump(uint8_t *data, unsigned int len, unsigned long offset)
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{
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unsigned int i;
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unsigned int char_count = 0;
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char char_line[20];
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char hex_line[64];
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for(i = 0; i < len; i++)
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{
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if (char_count >= LINE_LEN)
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{
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/* Flush line */
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wlinfo("%08x: %s%s\n", offset+i-char_count, hex_line, char_line);
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char_count = 0;
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}
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sprintf(hex_line+3*char_count, "%02x ", data[i]);
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sprintf(char_line+char_count, "%c",
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data[i] < 0x20 || data[i] >= 0x7f? '.': data[i]);
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char_count ++;
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}
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if (char_count > 0)
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{
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/* Flush last line */
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memset(hex_line+3*char_count, ' ', 3*(LINE_LEN-char_count));
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hex_line[3*LINE_LEN] = 0;
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wlinfo("%08x: %s%s\n", offset+i-char_count, hex_line, char_line);
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}
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}
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/****************************************************************************
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* Name: bcmf_sem_wait
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****************************************************************************/
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int bcmf_sem_wait(sem_t *sem, unsigned int timeout_ms)
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{
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struct timespec abstime;
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/* Get the current time */
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(void)clock_gettime(CLOCK_REALTIME, &abstime);
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abstime.tv_nsec += 1000 * 1000* timeout_ms;
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if (abstime.tv_nsec >= 1000 * 1000 * 1000)
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{
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abstime.tv_sec++;
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abstime.tv_nsec -= 1000 * 1000 * 1000;
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}
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return sem_timedwait(sem, &abstime);
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} |