sof/smex/smex.c

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// SPDX-License-Identifier: BSD-3-Clause
//
// Copyright(c) 2020 Intel Corporation. All rights reserved.
//
// Author: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include "elf.h"
#include "ldc.h"
#include "smex.h"
static void usage(char *name)
{
fprintf(stdout, "%s:\t in_file\n", name);
fprintf(stdout, "\t -l log dictionary outfile\n");
fprintf(stdout, "\t -v enable verbose output\n");
fprintf(stdout, "\t -h this help message\n");
exit(1);
}
int main(int argc, char *argv[])
{
struct image image;
int opt, ret;
memset(&image, 0, sizeof(image));
while ((opt = getopt(argc, argv, "hl:v")) != -1) {
switch (opt) {
case 'l':
image.ldc_out_file = optarg;
break;
case 'v':
image.verbose = true;
break;
case 'h':
usage(argv[0]);
break;
default:
break;
}
}
/* make sure we have an outfile */
if (!image.ldc_out_file)
image.ldc_out_file = "out.ldc";
/* make sure we have an input ELF file */
if (argc - optind != 1) {
usage(argv[0]);
return -EINVAL;
}
/* read source elf file */
ret = elf_read_module(&image.module, argv[optind], image.verbose);
if (ret < 0)
goto out;
/* open outfile for writing */
unlink(image.ldc_out_file);
image.ldc_out_fd = fopen(image.ldc_out_file, "wb");
if (!image.ldc_out_fd) {
fprintf(stderr, "error: unable to open %s for writing %d\n",
image.ldc_out_file, errno);
ret = -EINVAL;
goto out;
}
/* write dictionaries */
ret = write_dictionaries(&image, &image.module);
if (ret) {
fprintf(stderr, "error: unable to write dictionaries, %d\n",
ret);
/* Don't corrupt the build with an empty or incomplete output */
unlink(image.ldc_out_file);
goto out;
}
out:
/* close files */
if (image.ldc_out_fd)
fclose(image.ldc_out_fd);
elf_free_module(&image.module);
return ret;
}