/* * cbfstool, CLI utility for creating rmodules * * Copyright (C) 2014 Google, Inc. * * 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; version 2 of the License. * * 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 */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <getopt.h> #include "common.h" #include "rmodule.h" static const char *optstring = "i:o:vh?"; static struct option long_options[] = { {"inelf", required_argument, 0, 'i' }, {"outelf", required_argument, 0, 'o' }, {"verbose", no_argument, 0, 'v' }, {"help", no_argument, 0, 'h' }, {NULL, 0, 0, 0 } }; static void usage(char *name) { printf( "rmodtool: utility for creating rmodules\n\n" "USAGE: %s [-h] [-v] <-i|--inelf name> <-o|--outelf name>\n", name ); } int main(int argc, char *argv[]) { int c; struct buffer elfin; struct buffer elfout; const char *input_file = NULL; const char *output_file = NULL; if (argc < 3) { usage(argv[0]); return 1; } while (1) { int optindex = 0; c = getopt_long(argc, argv, optstring, long_options, &optindex); if (c == -1) break; switch (c) { case 'i': input_file = optarg; break; case 'h': usage(argv[0]); return 1; case 'o': output_file = optarg; break; case 'v': verbose++; break; default: break; } } if (input_file == NULL || output_file == NULL) { usage(argv[0]); return 1; } if (buffer_from_file(&elfin, input_file)) { ERROR("Couldn't read in file '%s'.\n", input_file); return 1; } if (rmodule_create(&elfin, &elfout)) { ERROR("Unable to create rmodule from '%s'.\n", input_file); return 1; } if (buffer_write_file(&elfout, output_file)) { ERROR("Unable to write rmodule elf '%s'.\n", output_file); return 1; } return 0; }