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Initial Commit - Copy from Altus Metrum AltOS

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Jannis Bergmann
2024-06-25 19:03:04 +02:00
commit 13fc49c923
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12
ao-tools/ao-elftohex/Makefile.am Normal file
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bin_PROGRAMS=ao-elftohex
AM_CFLAGS=$(WARN_CFLAGS) -I$(top_srcdir)/ao-tools/lib $(LIBUSB_CFLAGS)
AO_ELFTOHEX_LIBS=$(top_builddir)/ao-tools/lib/libao-tools.a
ao_elftohex_DEPENDENCIES = $(AO_ELFTOHEX_LIBS)
ao_elftohex_LDADD=$(AO_ELFTOHEX_LIBS) -lelf
ao_elftohex_SOURCES=ao-elftohex.c
man_MANS = ao-elftohex.1

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ao-tools/ao-elftohex/ao-elftohex.1 Normal file
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.\"
.\" Copyright © 2013 Keith Packard <keithp@keithp.com>
.\"
.\" 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.,
.\" 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
.\"
.\"
.TH AO-LOAD 1 "ao-elftohex" ""
.SH NAME
ao-elftohex \- convert programs to IHX format
.SH SYNOPSIS
.B "ao-elftohex"
[\--output-\fIoutput.ihx\fP]
[\--verbose]
\fIinput.elf ...\fP
.SH DESCRIPTION
.I ao-elftohex
reads the specified .elf files and writes out a .ihx version.
.SH OPTIONS
.TP
\--output=\fIoutput.ihx\fP
This specifies the output file (default is stdout)
.TP
\--verbose
Dumps some debug information.
.TP
\--nosym
Excluded symbol table information from the resulting file. This
information is a non-standard extension supported by the Altus Metrum
tools.
.SH AUTHOR
Keith Packard

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ao-tools/ao-elftohex/ao-elftohex.c Normal file
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/*
* Copyright © 2013 Keith Packard <keithp@keithp.com>
*
* 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.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "ao-hex.h"
#include "ao-elf.h"
#include "ao-verbose.h"
static const struct option options[] = {
{ .name = "verbose", .has_arg = 1, .val = 'v' },
{ .name = "output", .has_arg = 1, .val = 'o' },
{ .name = "nosym", .has_arg = 0, .val = 'n' },
{ 0, 0, 0, 0},
};
static void usage(char *program)
{
fprintf(stderr, "usage: %s [--verbose=<level>] [--output=<output.ihx>] <input.elf>\n", program);
exit(1);
}
static int
ends_with(char *whole, char *suffix)
{
int whole_len = strlen(whole);
int suffix_len = strlen(suffix);
if (suffix_len > whole_len)
return 0;
return strcmp(whole + whole_len - suffix_len, suffix) == 0;
}
int
main (int argc, char **argv)
{
char *input = NULL;
char *output = NULL;
struct ao_hex_image *full_image = NULL;
struct ao_sym *file_symbols = NULL;
int num_file_symbols;
FILE *file;
int c;
int i;
int nosym = 0;
while ((c = getopt_long(argc, argv, "nv:o:", options, NULL)) != -1) {
switch (c) {
case 'o':
output = optarg;
break;
case 'v':
ao_verbose = (int) strtol(optarg, NULL, 0);
break;
case 'n':
nosym = 1;
break;
default:
usage(argv[0]);
break;
}
}
if (optind >= argc)
usage(argv[0]);
for (i = optind; i < argc; i++) {
struct ao_hex_image *image;
input = argv[i];
free(file_symbols);
num_file_symbols = 0;
if (ends_with (input, ".ihx"))
image = ao_hex_load(input, &file_symbols, &num_file_symbols);
else
image = ao_load_elf(input, &file_symbols, &num_file_symbols);
if (!image) {
fprintf(stderr, "Failed to load %s\n", input);
usage(argv[0]);
}
if (nosym) {
free(file_symbols);
file_symbols = NULL;
num_file_symbols = 0;
}
if (full_image) {
full_image = ao_hex_image_cat(full_image, image);
if (!full_image) {
fprintf(stderr, "Can't merge image %s\n", input);
usage(argv[0]);
}
} else
full_image = image;
}
if (!output)
file = stdout;
else {
file = fopen(output, "w");
if (!file) {
perror(output);
exit(1);
}
}
if (!ao_hex_save(file, full_image, file_symbols, num_file_symbols)) {
fprintf(stderr, "%s: failed to write hex file\n", output ? output : "<stdout>");
if (output)
unlink(output);
exit(1);
}
exit(0);
}