103 lines
2.7 KiB
C
103 lines
2.7 KiB
C
/*
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* File : at_utils.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2018-04-14 chenyong first version
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*/
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#include <at.h>
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#include <stdlib.h>
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#include <stdio.h>
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static char send_buf[AT_CMD_MAX_LEN];
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static rt_size_t last_cmd_len = 0;
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/**
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* dump hex format data to console device
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*
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* @param name name for hex object, it will show on log header
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* @param buf hex buffer
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* @param size buffer size
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*/
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void at_print_raw_cmd(const char *name, const char *buf, rt_size_t size)
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{
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#define __is_print(ch) ((unsigned int)((ch) - ' ') < 127u - ' ')
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#define WIDTH_SIZE 32
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rt_size_t i, j;
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for (i = 0; i < size; i += WIDTH_SIZE)
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{
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rt_kprintf("[D/AT] %s: %04X-%04X: ", name, i, i + WIDTH_SIZE);
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for (j = 0; j < WIDTH_SIZE; j++)
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{
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if (i + j < size)
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{
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rt_kprintf("%02X ", buf[i + j]);
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}
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else
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{
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rt_kprintf(" ");
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}
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if ((j + 1) % 8 == 0)
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{
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rt_kprintf(" ");
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}
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}
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rt_kprintf(" ");
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for (j = 0; j < WIDTH_SIZE; j++)
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{
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if (i + j < size)
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{
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rt_kprintf("%c", __is_print(buf[i + j]) ? buf[i + j] : '.');
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}
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}
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rt_kprintf("\n");
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}
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}
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const char *at_get_last_cmd(rt_size_t *cmd_size)
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{
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*cmd_size = last_cmd_len;
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return send_buf;
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}
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rt_size_t at_vprintf(rt_device_t device, const char *format, va_list args)
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{
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last_cmd_len = vsnprintf(send_buf, sizeof(send_buf), format, args);
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#ifdef AT_PRINT_RAW_CMD
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at_print_raw_cmd("send", send_buf, last_cmd_len);
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#endif
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return rt_device_write(device, 0, send_buf, last_cmd_len);
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}
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rt_size_t at_vprintfln(rt_device_t device, const char *format, va_list args)
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{
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rt_size_t len;
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len = at_vprintf(device, format, args);
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rt_device_write(device, 0, "\r\n", 2);
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return len + 2;
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}
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