mspdebug/util.h

62 lines
1.9 KiB
C

/* MSPDebug - debugging tool for MSP430 MCUs
* Copyright (C) 2009, 2010 Daniel Beer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef UTIL_H_
#define UTIL_H_
#include <stdint.h>
#include <ctype.h>
#define ARRAY_LEN(a) (sizeof(a) / sizeof((a)[0]))
#define LE_BYTE(b, x) ((int)((uint8_t *)(b))[x])
#define LE_WORD(b, x) ((LE_BYTE(b, x + 1) << 8) | LE_BYTE(b, x))
#define LE_LONG(b, x) ((LE_WORD(b, x + 2) << 16) | LE_WORD(b, x))
/* This type fits an MSP430X register value */
typedef uint32_t address_t;
/* Various utility functions for IO */
int open_serial(const char *device, int rate);
int read_with_timeout(int fd, uint8_t *data, int len);
int write_all(int fd, const uint8_t *data, int len);
/* Check and catch ^C from the user */
void ctrlc_init(void);
void ctrlc_reset(void);
int ctrlc_check(void);
/* Retrieve the next word from a pointer to the rest of a command
* argument buffer. Returns NULL if no more words.
*/
char *get_arg(char **text);
/* Display hex output for debug purposes */
void debug_hexdump(const char *label,
const uint8_t *data, int len);
/* Get text length, not including ANSI codes */
int textlen(const char *text);
static inline int ishex(int c)
{
return isdigit(c) || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f');
}
#endif