diff options
Diffstat (limited to 'util/cbfstool/rmodtool.c')
-rw-r--r-- | util/cbfstool/rmodtool.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/util/cbfstool/rmodtool.c b/util/cbfstool/rmodtool.c new file mode 100644 index 0000000000..1455cd9a3b --- /dev/null +++ b/util/cbfstool/rmodtool.c @@ -0,0 +1,106 @@ +/* + * 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; +} |