91 lines
1.7 KiB
C
91 lines
1.7 KiB
C
/* CLI utility for creating rmodules */
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/* SPDX-License-Identifier: GPL-2.0-only */
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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 <unistd.h>
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#include <getopt.h>
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#include "common.h"
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#include "rmodule.h"
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static const char *optstring = "i:o:vh?";
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static struct option long_options[] = {
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{"inelf", required_argument, 0, 'i' },
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{"outelf", required_argument, 0, 'o' },
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{"verbose", no_argument, 0, 'v' },
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{"help", no_argument, 0, 'h' },
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{NULL, 0, 0, 0 }
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};
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static void usage(char *name)
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{
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printf(
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"rmodtool: utility for creating rmodules\n\n"
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"USAGE: %s [-h] [-v] <-i|--inelf name> <-o|--outelf name>\n",
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name
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);
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}
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int main(int argc, char *argv[])
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{
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int c;
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struct buffer elfin;
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struct buffer elfout;
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const char *input_file = NULL;
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const char *output_file = NULL;
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if (argc < 3) {
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usage(argv[0]);
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return 1;
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}
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while (1) {
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int optindex = 0;
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c = getopt_long(argc, argv, optstring, long_options, &optindex);
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if (c == -1)
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break;
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switch (c) {
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case 'i':
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input_file = optarg;
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break;
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case 'h':
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usage(argv[0]);
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return 1;
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case 'o':
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output_file = optarg;
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break;
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case 'v':
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verbose++;
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break;
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default:
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break;
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}
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}
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if (input_file == NULL || output_file == NULL) {
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usage(argv[0]);
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return 1;
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}
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if (buffer_from_file(&elfin, input_file)) {
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ERROR("Couldn't read in file '%s'.\n", input_file);
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return 1;
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}
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if (rmodule_create(&elfin, &elfout)) {
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ERROR("Unable to create rmodule from '%s'.\n", input_file);
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return 1;
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}
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if (buffer_write_file(&elfout, output_file)) {
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ERROR("Unable to write rmodule elf '%s'.\n", output_file);
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return 1;
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}
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return 0;
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}
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