1146 lines
25 KiB
C
1146 lines
25 KiB
C
/*
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* avrdude - A Downloader/Uploader for AVR device programmers
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* Copyright (C) 2000-2004 Brian S. Dean <bsd@bsdhome.com>
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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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* $Id$ */
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#include "ac_cfg.h"
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <ctype.h>
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#include "avrdude.h"
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#include "avr.h"
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#include "fileio.h"
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#define IHEX_MAXDATA 256
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#define MAX_LINE_LEN 256 /* max line length for ASCII format input files */
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struct ihexrec {
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unsigned char reclen;
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unsigned int loadofs;
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unsigned char rectyp;
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unsigned char data[IHEX_MAXDATA];
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unsigned char cksum;
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};
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int b2ihex(unsigned char * inbuf, int bufsize,
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int recsize, int startaddr,
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char * outfile, FILE * outf);
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int ihex2b(char * infile, FILE * inf,
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unsigned char * outbuf, int bufsize);
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int b2srec(unsigned char * inbuf, int bufsize,
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int recsize, int startaddr,
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char * outfile, FILE * outf);
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int srec2b(char * infile, FILE * inf,
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unsigned char * outbuf, int bufsize);
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int ihex_readrec(struct ihexrec * ihex, char * rec);
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int srec_readrec(struct ihexrec * srec, char * rec);
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int fileio_rbin(struct fioparms * fio,
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char * filename, FILE * f, unsigned char * buf, int size);
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int fileio_ihex(struct fioparms * fio,
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char * filename, FILE * f, unsigned char * buf, int size);
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int fileio_srec(struct fioparms * fio,
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char * filename, FILE * f, unsigned char * buf, int size);
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int fileio_num(struct fioparms * fio,
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char * filename, FILE * f, unsigned char * buf, int size,
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FILEFMT fmt);
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int fmt_autodetect(char * fname);
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char * fmtstr(FILEFMT format)
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{
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switch (format) {
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case FMT_AUTO : return "auto-detect"; break;
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case FMT_SREC : return "Motorola S-Record"; break;
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case FMT_IHEX : return "Intel Hex"; break;
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case FMT_RBIN : return "raw binary"; break;
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default : return "invalid format"; break;
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};
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}
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int b2ihex(unsigned char * inbuf, int bufsize,
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int recsize, int startaddr,
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char * outfile, FILE * outf)
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{
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unsigned char * buf;
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unsigned int nextaddr;
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int n, nbytes, n_64k;
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int i;
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unsigned char cksum;
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if (recsize > 255) {
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fprintf(stderr, "%s: recsize=%d, must be < 256\n",
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progname, recsize);
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return -1;
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}
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n_64k = 0;
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nextaddr = startaddr;
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buf = inbuf;
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nbytes = 0;
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while (bufsize) {
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n = recsize;
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if (n > bufsize)
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n = bufsize;
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if ((nextaddr + n) > 0x10000)
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n = 0x10000 - nextaddr;
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if (n) {
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cksum = 0;
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fprintf(outf, ":%02X%04X00", n, nextaddr);
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cksum += n + ((nextaddr >> 8) & 0x0ff) + (nextaddr & 0x0ff);
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for (i=0; i<n; i++) {
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fprintf(outf, "%02X", buf[i]);
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cksum += buf[i];
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}
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cksum = -cksum;
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fprintf(outf, "%02X\n", cksum);
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nextaddr += n;
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nbytes += n;
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}
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if (nextaddr >= 0x10000) {
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int lo, hi;
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/* output an extended address record */
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n_64k++;
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lo = n_64k & 0xff;
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hi = (n_64k >> 8) & 0xff;
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cksum = 0;
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fprintf(outf, ":02000004%02X%02X", hi, lo);
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cksum += 2 + 0 + 4 + hi + lo;
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cksum = -cksum;
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fprintf(outf, "%02X\n", cksum);
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nextaddr = 0;
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}
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/* advance to next 'recsize' bytes */
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buf += n;
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bufsize -= n;
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}
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/*-----------------------------------------------------------------
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add the end of record data line
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-----------------------------------------------------------------*/
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cksum = 0;
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n = 0;
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nextaddr = 0;
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fprintf(outf, ":%02X%04X01", n, nextaddr);
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cksum += n + ((nextaddr >> 8) & 0x0ff) + (nextaddr & 0x0ff) + 1;
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cksum = -cksum;
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fprintf(outf, "%02X\n", cksum);
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return nbytes;
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}
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int ihex_readrec(struct ihexrec * ihex, char * rec)
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{
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int i, j;
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char buf[8];
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int offset, len;
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char * e;
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unsigned char cksum;
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int rc;
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len = strlen(rec);
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offset = 1;
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cksum = 0;
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/* reclen */
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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ihex->reclen = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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/* load offset */
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if (offset + 4 > len)
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return -1;
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for (i=0; i<4; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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ihex->loadofs = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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/* record type */
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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ihex->rectyp = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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cksum = ihex->reclen + ((ihex->loadofs >> 8) & 0x0ff) +
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(ihex->loadofs & 0x0ff) + ihex->rectyp;
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/* data */
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for (j=0; j<ihex->reclen; j++) {
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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ihex->data[j] = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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cksum += ihex->data[j];
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}
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/* cksum */
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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ihex->cksum = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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rc = -cksum & 0x000000ff;
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return rc;
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}
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/*
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* Intel Hex to binary buffer
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*
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* Given an open file 'inf' which contains Intel Hex formated data,
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* parse the file and lay it out within the memory buffer pointed to
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* by outbuf. The size of outbuf, 'bufsize' is honored; if data would
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* fall outsize of the memory buffer outbuf, an error is generated.
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*
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* Return the maximum memory address within 'outbuf' that was written.
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* If an error occurs, return -1.
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*
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* */
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int ihex2b(char * infile, FILE * inf,
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unsigned char * outbuf, int bufsize)
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{
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char buffer [ MAX_LINE_LEN ];
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unsigned char * buf;
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unsigned int nextaddr, baseaddr, maxaddr;
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int i;
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int lineno;
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int len;
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struct ihexrec ihex;
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int rc;
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lineno = 0;
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buf = outbuf;
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baseaddr = 0;
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maxaddr = 0;
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while (fgets((char *)buffer,MAX_LINE_LEN,inf)!=NULL) {
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lineno++;
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len = strlen(buffer);
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if (buffer[len-1] == '\n')
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buffer[--len] = 0;
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if (buffer[0] != ':')
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continue;
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rc = ihex_readrec(&ihex, buffer);
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if (rc < 0) {
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fprintf(stderr, "%s: invalid record at line %d of \"%s\"\n",
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progname, lineno, infile);
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return -1;
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}
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else if (rc != ihex.cksum) {
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fprintf(stderr, "%s: ERROR: checksum mismatch at line %d of \"%s\"\n",
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progname, lineno, infile);
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fprintf(stderr, "%s: checksum=0x%02x, computed checksum=0x%02x\n",
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progname, ihex.cksum, rc);
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return -1;
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}
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switch (ihex.rectyp) {
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case 0: /* data record */
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nextaddr = ihex.loadofs + baseaddr;
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if (nextaddr + ihex.reclen > bufsize) {
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fprintf(stderr,
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"%s: ERROR: address 0x%04x out of range at line %d of %s\n",
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progname, nextaddr+ihex.reclen, lineno, infile);
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return -1;
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}
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for (i=0; i<ihex.reclen; i++) {
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buf[nextaddr+i] = ihex.data[i];
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}
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if (nextaddr+ihex.reclen > maxaddr)
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maxaddr = nextaddr+ihex.reclen;
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break;
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case 1: /* end of file record */
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return maxaddr;
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break;
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case 2: /* extended segment address record */
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baseaddr = (ihex.data[0] << 8 | ihex.data[1]) << 4;
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break;
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case 3: /* start segment address record */
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/* we don't do anything with the start address */
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break;
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case 4: /* extended linear address record */
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baseaddr = (ihex.data[0] << 8 | ihex.data[1]) << 16;
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break;
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case 5: /* start linear address record */
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/* we don't do anything with the start address */
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break;
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default:
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fprintf(stderr,
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"%s: don't know how to deal with rectype=%d "
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"at line %d of %s\n",
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progname, ihex.rectyp, lineno, infile);
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return -1;
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break;
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}
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} /* while */
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fprintf(stderr,
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"%s: WARNING: no end of file record found for Intel Hex "
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"file \"%s\"\n",
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progname, infile);
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return maxaddr;
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}
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int b2srec(unsigned char * inbuf, int bufsize,
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int recsize, int startaddr,
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char * outfile, FILE * outf)
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{
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unsigned char * buf;
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unsigned int nextaddr;
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int n, nbytes, addr_width;
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int i;
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unsigned char cksum;
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char * tmpl=0;
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if (recsize > 255) {
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fprintf(stderr, "%s: ERROR: recsize=%d, must be < 256\n",
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progname, recsize);
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return -1;
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}
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nextaddr = startaddr;
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buf = inbuf;
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nbytes = 0;
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addr_width = 0;
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while (bufsize) {
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n = recsize;
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if (n > bufsize)
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n = bufsize;
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if (n) {
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cksum = 0;
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if (nextaddr + n <= 0xffff) {
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addr_width = 2;
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tmpl="S1%02X%04X";
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}
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else if (nextaddr + n <= 0xffffff) {
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addr_width = 3;
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tmpl="S2%02X%06X";
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}
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else if (nextaddr + n <= 0xffffffff) {
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addr_width = 4;
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tmpl="S3%02X%08X";
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}
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else {
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fprintf(stderr, "%s: ERROR: address=%d, out of range\n",
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progname, nextaddr);
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return -1;
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}
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fprintf(outf, tmpl, n + addr_width + 1, nextaddr);
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cksum += n + addr_width + 1;
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for (i=addr_width; i>0; i--)
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cksum += (nextaddr >> (i-1) * 8) & 0xff;
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for (i=nextaddr; i<nextaddr + n; i++) {
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fprintf(outf, "%02X", buf[i]);
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cksum += buf[i];
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}
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cksum = 0xff - cksum;
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fprintf(outf, "%02X\n", cksum);
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nextaddr += n;
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nbytes +=n;
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}
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/* advance to next 'recsize' bytes */
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bufsize -= n;
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}
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/*-----------------------------------------------------------------
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add the end of record data line
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-----------------------------------------------------------------*/
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cksum = 0;
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n = 0;
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nextaddr = 0;
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if (startaddr <= 0xffff) {
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addr_width = 2;
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tmpl="S9%02X%04X";
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}
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else if (startaddr <= 0xffffff) {
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addr_width = 3;
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tmpl="S9%02X%06X";
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}
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else if (startaddr <= 0xffffffff) {
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addr_width = 4;
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tmpl="S9%02X%08X";
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}
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fprintf(outf, tmpl, n + addr_width + 1, nextaddr);
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cksum += n + addr_width +1;
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for (i=addr_width; i>0; i--)
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cksum += (nextaddr >> (i - 1) * 8) & 0xff;
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cksum = 0xff - cksum;
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fprintf(outf, "%02X\n", cksum);
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return nbytes;
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}
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int srec_readrec(struct ihexrec * srec, char * rec)
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{
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int i, j;
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char buf[8];
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int offset, len, addr_width;
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char * e;
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unsigned char cksum;
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int rc;
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len = strlen(rec);
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offset = 1;
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cksum = 0;
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addr_width = 2;
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/* record type */
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if (offset + 1 > len)
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return -1;
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srec->rectyp = rec[offset++];
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if (srec->rectyp == 0x32 || srec->rectyp == 0x38)
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addr_width = 3; /* S2,S8-record */
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else if (srec->rectyp == 0x33 || srec->rectyp == 0x37)
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addr_width = 4; /* S3,S7-record */
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/* reclen */
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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srec->reclen = strtoul(buf, &e, 16);
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cksum += srec->reclen;
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srec->reclen -= (addr_width+1);
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if (e == buf || *e != 0)
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return -1;
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/* load offset */
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if (offset + addr_width > len)
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return -1;
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for (i=0; i<addr_width*2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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srec->loadofs = strtoull(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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for (i=addr_width; i>0; i--)
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cksum += (srec->loadofs >> (i - 1) * 8) & 0xff;
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/* data */
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for (j=0; j<srec->reclen; j++) {
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if (offset+2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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srec->data[j] = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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cksum += srec->data[j];
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}
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|
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/* cksum */
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if (offset + 2 > len)
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return -1;
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for (i=0; i<2; i++)
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buf[i] = rec[offset++];
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buf[i] = 0;
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srec->cksum = strtoul(buf, &e, 16);
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if (e == buf || *e != 0)
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return -1;
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rc = 0xff - cksum;
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return rc;
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}
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int srec2b(char * infile, FILE * inf,
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unsigned char * outbuf, int bufsize)
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|
{
|
|
char buffer [ MAX_LINE_LEN ];
|
|
unsigned char * buf;
|
|
unsigned int nextaddr, baseaddr, maxaddr;
|
|
int i;
|
|
int lineno;
|
|
int len;
|
|
struct ihexrec srec;
|
|
int rc;
|
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int reccount;
|
|
unsigned char datarec;
|
|
|
|
char * msg = 0;
|
|
|
|
lineno = 0;
|
|
buf = outbuf;
|
|
baseaddr = 0;
|
|
maxaddr = 0;
|
|
reccount = 0;
|
|
|
|
while (fgets((char *)buffer,MAX_LINE_LEN,inf)!=NULL) {
|
|
lineno++;
|
|
len = strlen(buffer);
|
|
if (buffer[len-1] == '\n')
|
|
buffer[--len] = 0;
|
|
if (buffer[0] != 0x53)
|
|
continue;
|
|
rc = srec_readrec(&srec, buffer);
|
|
|
|
if (rc < 0) {
|
|
fprintf(stderr, "%s: ERROR: invalid record at line %d of \"%s\"\n",
|
|
progname, lineno, infile);
|
|
return -1;
|
|
}
|
|
else if (rc != srec.cksum) {
|
|
fprintf(stderr, "%s: ERROR: checksum mismatch at line %d of \"%s\"\n",
|
|
progname, lineno, infile);
|
|
fprintf(stderr, "%s: checksum=0x%02x, computed checksum=0x%02x\n",
|
|
progname, srec.cksum, rc);
|
|
return -1;
|
|
}
|
|
|
|
datarec=0;
|
|
switch (srec.rectyp) {
|
|
case 0x30: /* S0 - header record*/
|
|
/* skip */
|
|
break;
|
|
|
|
case 0x31: /* S1 - 16 bit address data record */
|
|
datarec=1;
|
|
msg="%s: ERROR: address 0x%04x out of range at line %d of %s\n";
|
|
break;
|
|
|
|
case 0x32: /* S2 - 24 bit address data record */
|
|
datarec=1;
|
|
msg="%s: ERROR: address 0x%06x out of range at line %d of %s\n";
|
|
break;
|
|
|
|
case 0x33: /* S3 - 32 bit address data record */
|
|
datarec=1;
|
|
msg="%s: ERROR: address 0x%08x out of range at line %d of %s\n";
|
|
break;
|
|
|
|
case 0x34: /* S4 - symbol record (LSI extension) */
|
|
fprintf(stderr,
|
|
"%s: ERROR: not supported record at line %d of %s\n",
|
|
progname, lineno, infile);
|
|
return -1;
|
|
|
|
case 0x35: /* S5 - count of S1,S2 and S3 records previously tx'd */
|
|
if (srec.loadofs != reccount){
|
|
fprintf(stderr,
|
|
"%s: ERROR: count of transmitted data records mismatch "
|
|
"at line %d of \"%s\"\n",
|
|
progname, lineno, infile);
|
|
fprintf(stderr, "%s: transmitted data records= %d, expected "
|
|
"value= %d\n",
|
|
progname, reccount, srec.loadofs);
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case 0x37: /* S7 Record - end record for 32 bit address data */
|
|
case 0x38: /* S8 Record - end record for 24 bit address data */
|
|
case 0x39: /* S9 Record - end record for 16 bit address data */
|
|
return maxaddr;
|
|
|
|
default:
|
|
fprintf(stderr,
|
|
"%s: ERROR: don't know how to deal with rectype S%d "
|
|
"at line %d of %s\n",
|
|
progname, srec.rectyp, lineno, infile);
|
|
return -1;
|
|
}
|
|
|
|
if (datarec == 1) {
|
|
nextaddr = srec.loadofs + baseaddr;
|
|
if (nextaddr + srec.reclen > bufsize) {
|
|
fprintf(stderr, msg, progname, nextaddr+srec.reclen, lineno, infile);
|
|
return -1;
|
|
}
|
|
for (i=0; i<srec.reclen; i++)
|
|
buf[nextaddr+i] = srec.data[i];
|
|
if (nextaddr+srec.reclen > maxaddr)
|
|
maxaddr = nextaddr+srec.reclen;
|
|
reccount++;
|
|
}
|
|
|
|
}
|
|
|
|
fprintf(stderr,
|
|
"%s: WARNING: no end of file record found for Motorola S-Records "
|
|
"file \"%s\"\n",
|
|
progname, infile);
|
|
|
|
return maxaddr;
|
|
}
|
|
|
|
/*
|
|
* Simple itoa() implementation. Caller needs to allocate enough
|
|
* space in buf. Only positive integers are handled.
|
|
*/
|
|
static char *itoa_simple(int n, char *buf, int base)
|
|
{
|
|
div_t q;
|
|
char c, *cp, *cp2;
|
|
|
|
cp = buf;
|
|
/*
|
|
* Divide by base until the number disappeared, but ensure at least
|
|
* one digit will be emitted.
|
|
*/
|
|
do {
|
|
q = div(n, base);
|
|
n = q.quot;
|
|
if (q.rem >= 10)
|
|
c = q.rem - 10 + 'a';
|
|
else
|
|
c = q.rem + '0';
|
|
*cp++ = c;
|
|
} while (q.quot != 0);
|
|
|
|
/* Terminate the string. */
|
|
*cp-- = '\0';
|
|
|
|
/* Now revert the result string. */
|
|
cp2 = buf;
|
|
while (cp > cp2) {
|
|
c = *cp;
|
|
*cp-- = *cp2;
|
|
*cp2++ = c;
|
|
}
|
|
|
|
return buf;
|
|
}
|
|
|
|
|
|
|
|
int fileio_rbin(struct fioparms * fio,
|
|
char * filename, FILE * f, unsigned char * buf, int size)
|
|
{
|
|
int rc;
|
|
|
|
switch (fio->op) {
|
|
case FIO_READ:
|
|
rc = fread(buf, 1, size, f);
|
|
break;
|
|
case FIO_WRITE:
|
|
rc = fwrite(buf, 1, size, f);
|
|
break;
|
|
default:
|
|
fprintf(stderr, "%s: fileio: invalid operation=%d\n",
|
|
progname, fio->op);
|
|
return -1;
|
|
}
|
|
|
|
if (rc < 0 || (fio->op == FIO_WRITE && rc < size)) {
|
|
fprintf(stderr,
|
|
"%s: %s error %s %s: %s; %s %d of the expected %d bytes\n",
|
|
progname, fio->iodesc, fio->dir, filename, strerror(errno),
|
|
fio->rw, rc, size);
|
|
return -1;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
int fileio_imm(struct fioparms * fio,
|
|
char * filename, FILE * f, unsigned char * buf, int size)
|
|
{
|
|
int rc = 0;
|
|
char * e, * p;
|
|
unsigned long b;
|
|
int loc;
|
|
|
|
switch (fio->op) {
|
|
case FIO_READ:
|
|
loc = 0;
|
|
p = strtok(filename, " ,");
|
|
while (p != NULL && loc < size) {
|
|
b = strtoul(p, &e, 0);
|
|
if (*e != 0) {
|
|
fprintf(stderr,
|
|
"%s: invalid byte value (%s) specified for immediate mode\n",
|
|
progname, p);
|
|
return -1;
|
|
}
|
|
buf[loc++] = b;
|
|
p = strtok(NULL, " ,");
|
|
rc = loc;
|
|
}
|
|
break;
|
|
default:
|
|
fprintf(stderr, "%s: fileio: invalid operation=%d\n",
|
|
progname, fio->op);
|
|
return -1;
|
|
}
|
|
|
|
if (rc < 0 || (fio->op == FIO_WRITE && rc < size)) {
|
|
fprintf(stderr,
|
|
"%s: %s error %s %s: %s; %s %d of the expected %d bytes\n",
|
|
progname, fio->iodesc, fio->dir, filename, strerror(errno),
|
|
fio->rw, rc, size);
|
|
return -1;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
int fileio_ihex(struct fioparms * fio,
|
|
char * filename, FILE * f, unsigned char * buf, int size)
|
|
{
|
|
int rc;
|
|
|
|
switch (fio->op) {
|
|
case FIO_WRITE:
|
|
rc = b2ihex(buf, size, 32, 0, filename, f);
|
|
if (rc < 0) {
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case FIO_READ:
|
|
rc = ihex2b(filename, f, buf, size);
|
|
if (rc < 0)
|
|
return -1;
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "%s: invalid Intex Hex file I/O operation=%d\n",
|
|
progname, fio->op);
|
|
return -1;
|
|
break;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
int fileio_srec(struct fioparms * fio,
|
|
char * filename, FILE * f, unsigned char * buf, int size)
|
|
{
|
|
int rc;
|
|
|
|
switch (fio->op) {
|
|
case FIO_WRITE:
|
|
rc = b2srec(buf, size, 32, 0, filename, f);
|
|
if (rc < 0) {
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case FIO_READ:
|
|
rc = srec2b(filename, f, buf, size);
|
|
if (rc < 0)
|
|
return -1;
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "%s: ERROR: invalid Motorola S-Records file I/O "
|
|
"operation=%d\n",
|
|
progname, fio->op);
|
|
return -1;
|
|
break;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
int fileio_num(struct fioparms * fio,
|
|
char * filename, FILE * f, unsigned char * buf, int size,
|
|
FILEFMT fmt)
|
|
{
|
|
const char *prefix;
|
|
char cbuf[20];
|
|
int base, i, num;
|
|
|
|
switch (fmt) {
|
|
case FMT_HEX:
|
|
prefix = "0x";
|
|
base = 16;
|
|
break;
|
|
|
|
default:
|
|
case FMT_DEC:
|
|
prefix = "";
|
|
base = 10;
|
|
break;
|
|
|
|
case FMT_OCT:
|
|
prefix = "0";
|
|
base = 8;
|
|
break;
|
|
|
|
case FMT_BIN:
|
|
prefix = "0b";
|
|
base = 2;
|
|
break;
|
|
|
|
}
|
|
|
|
switch (fio->op) {
|
|
case FIO_WRITE:
|
|
break;
|
|
default:
|
|
fprintf(stderr, "%s: fileio: invalid operation=%d\n",
|
|
progname, fio->op);
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < size; i++) {
|
|
if (i > 0) {
|
|
if (putc(',', f) == EOF)
|
|
goto writeerr;
|
|
}
|
|
num = (unsigned int)buf[i];
|
|
/*
|
|
* For a base of 8 and a value < 8 to convert, don't write the
|
|
* prefix. The conversion will be indistinguishable from a
|
|
* decimal one then.
|
|
*/
|
|
if (prefix[0] != '\0' && !(base == 8 && num < 8)) {
|
|
if (fputs(prefix, f) == EOF)
|
|
goto writeerr;
|
|
}
|
|
itoa_simple(num, cbuf, base);
|
|
if (fputs(cbuf, f) == EOF)
|
|
goto writeerr;
|
|
}
|
|
if (putc('\n', f) == EOF)
|
|
goto writeerr;
|
|
|
|
return 0;
|
|
|
|
writeerr:
|
|
fprintf(stderr, "%s: error writing to %s: %s\n",
|
|
progname, filename, strerror(errno));
|
|
return -1;
|
|
}
|
|
|
|
|
|
int fileio_setparms(int op, struct fioparms * fp)
|
|
{
|
|
fp->op = op;
|
|
|
|
switch (op) {
|
|
case FIO_READ:
|
|
fp->mode = "r";
|
|
fp->iodesc = "input";
|
|
fp->dir = "from";
|
|
fp->rw = "read";
|
|
break;
|
|
|
|
case FIO_WRITE:
|
|
fp->mode = "w";
|
|
fp->iodesc = "output";
|
|
fp->dir = "to";
|
|
fp->rw = "wrote";
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "%s: invalid I/O operation %d\n",
|
|
progname, op);
|
|
return -1;
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
int fmt_autodetect(char * fname)
|
|
{
|
|
FILE * f;
|
|
unsigned char buf[MAX_LINE_LEN];
|
|
int i;
|
|
int len;
|
|
int found;
|
|
|
|
f = fopen(fname, "r");
|
|
if (f == NULL) {
|
|
fprintf(stderr, "%s: error opening %s: %s\n",
|
|
progname, fname, strerror(errno));
|
|
return -1;
|
|
}
|
|
|
|
while (fgets((char *)buf, MAX_LINE_LEN, f)!=NULL) {
|
|
buf[MAX_LINE_LEN-1] = 0;
|
|
len = strlen((char *)buf);
|
|
if (buf[len-1] == '\n')
|
|
buf[--len] = 0;
|
|
|
|
/* check for binary data */
|
|
found = 0;
|
|
for (i=0; i<len; i++) {
|
|
if (buf[i] > 127) {
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
if (found)
|
|
return FMT_RBIN;
|
|
|
|
/* check for lines that look like intel hex */
|
|
if ((buf[0] == ':') && (len >= 11)) {
|
|
found = 1;
|
|
for (i=1; i<len; i++) {
|
|
if (!isxdigit(buf[1])) {
|
|
found = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (found)
|
|
return FMT_IHEX;
|
|
}
|
|
|
|
/* check for lines that look like motorola s-record */
|
|
if ((buf[0] == 'S') && (len >= 10) && isdigit(buf[1])) {
|
|
found = 1;
|
|
for (i=1; i<len; i++) {
|
|
if (!isxdigit(buf[1])) {
|
|
found = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (found)
|
|
return FMT_SREC;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
|
|
int fileio(int op, char * filename, FILEFMT format,
|
|
struct avrpart * p, char * memtype, int size)
|
|
{
|
|
int rc;
|
|
FILE * f;
|
|
char * fname;
|
|
unsigned char * buf;
|
|
struct fioparms fio;
|
|
AVRMEM * mem;
|
|
int using_stdio;
|
|
|
|
mem = avr_locate_mem(p, memtype);
|
|
if (mem == NULL) {
|
|
fprintf(stderr,
|
|
"fileio(): memory type \"%s\" not configured for device \"%s\"\n",
|
|
memtype, p->desc);
|
|
return -1;
|
|
}
|
|
|
|
rc = fileio_setparms(op, &fio);
|
|
if (rc < 0)
|
|
return -1;
|
|
|
|
#if defined(WIN32NATIVE)
|
|
/* Open Raw Binary format in binary mode on Windows.*/
|
|
if(format == FMT_RBIN)
|
|
{
|
|
if(fio.op == FIO_READ)
|
|
{
|
|
fio.mode = "rb";
|
|
}
|
|
if(fio.op == FIO_WRITE)
|
|
{
|
|
fio.mode = "wb";
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* point at the requested memory buffer */
|
|
buf = mem->buf;
|
|
if (fio.op == FIO_READ)
|
|
size = mem->size;
|
|
|
|
if (fio.op == FIO_READ) {
|
|
/* 0xff fill unspecified memory */
|
|
memset(buf, 0xff, size);
|
|
}
|
|
|
|
using_stdio = 0;
|
|
|
|
if (strcmp(filename, "-")==0) {
|
|
if (fio.op == FIO_READ) {
|
|
fname = "<stdin>";
|
|
f = stdin;
|
|
}
|
|
else {
|
|
fname = "<stdout>";
|
|
f = stdout;
|
|
}
|
|
using_stdio = 1;
|
|
}
|
|
else {
|
|
fname = filename;
|
|
f = NULL;
|
|
}
|
|
|
|
if (format == FMT_AUTO) {
|
|
if (using_stdio) {
|
|
fprintf(stderr,
|
|
"%s: can't auto detect file format when using stdin/out.\n"
|
|
" Please specify a file format using the -f option and try again.\n",
|
|
progname);
|
|
exit(1);
|
|
}
|
|
|
|
format = fmt_autodetect(fname);
|
|
if (format < 0) {
|
|
fprintf(stderr,
|
|
"%s: can't determine file format for %s, specify explicitly\n",
|
|
progname, fname);
|
|
return -1;
|
|
}
|
|
|
|
if (quell_progress < 2) {
|
|
fprintf(stderr, "%s: %s file %s auto detected as %s\n",
|
|
progname, fio.iodesc, fname, fmtstr(format));
|
|
}
|
|
}
|
|
|
|
if (format != FMT_IMM) {
|
|
if (!using_stdio) {
|
|
f = fopen(fname, fio.mode);
|
|
if (f == NULL) {
|
|
fprintf(stderr, "%s: can't open %s file %s: %s\n",
|
|
progname, fio.iodesc, fname, strerror(errno));
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
switch (format) {
|
|
case FMT_IHEX:
|
|
rc = fileio_ihex(&fio, fname, f, buf, size);
|
|
break;
|
|
|
|
case FMT_SREC:
|
|
rc = fileio_srec(&fio, fname, f, buf, size);
|
|
break;
|
|
|
|
case FMT_RBIN:
|
|
rc = fileio_rbin(&fio, fname, f, buf, size);
|
|
break;
|
|
|
|
case FMT_IMM:
|
|
rc = fileio_imm(&fio, fname, f, buf, size);
|
|
break;
|
|
|
|
case FMT_HEX:
|
|
case FMT_DEC:
|
|
case FMT_OCT:
|
|
case FMT_BIN:
|
|
rc = fileio_num(&fio, fname, f, buf, size, format);
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "%s: invalid %s file format: %d\n",
|
|
progname, fio.iodesc, format);
|
|
return -1;
|
|
}
|
|
|
|
if (rc > 0) {
|
|
if ((op == FIO_READ) && (strcasecmp(mem->desc, "flash") == 0)) {
|
|
/*
|
|
* if we are reading flash, just mark the size as being the
|
|
* highest non-0xff byte
|
|
*/
|
|
rc = avr_mem_hiaddr(mem);
|
|
}
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|