diff options
Diffstat (limited to 'ubi-utils/new-utils/src/ubi-detach.c')
| -rw-r--r-- | ubi-utils/new-utils/src/ubi-detach.c | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/ubi-utils/new-utils/src/ubi-detach.c b/ubi-utils/new-utils/src/ubi-detach.c deleted file mode 100644 index 0ee7954..0000000 --- a/ubi-utils/new-utils/src/ubi-detach.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * Copyright (C) 2007 Nokia Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * 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 - */ - -/* - * An utility to delete UBI devices (detach MTD devices from UBI). - * - * Author: Artem Bityutskiy - */ - -#include <stdio.h> -#include <stdint.h> -#include <getopt.h> -#include <stdlib.h> -#include <string.h> - -#include <libubi.h> -#include "common.h" - -#define PROGRAM_VERSION "1.0" -#define PROGRAM_NAME "ubi-detach" - -/* The variables below are set by command line arguments */ -struct args { - int devn; - int mtdn; - const char *node; -}; - -static struct args args = { - .devn = UBI_DEV_NUM_AUTO, - .mtdn = -1, - .node = NULL, -}; - -static const char *doc = PROGRAM_NAME " version " PROGRAM_VERSION -" - a tool to remove UBI devices (detach MTD devices from UBI)"; - -static const char *optionsstr = -"-d, --devn=<UBI device number> UBI device number to delete\n" -"-m, --mtdn=<MTD device number> or altrnatively, MTD device number to detach -\n" -" this will delete corresponding UBI device\n" -"-h, --help print help message\n" -"-V, --version print program version"; - -static const char *usage = -"Usage: " PROGRAM_NAME "<UBI control device node file name> [-d <UBI device number>] [-m <MTD device number>]\n" -"\t\t[--devn <UBI device number>] [--mtdn=<MTD device number>]\n" -"Example 1: " PROGRAM_NAME " /dev/ubi_ctrl -d 2 - delete UBI device 2 (ubi2)\n" -"Example 2: " PROGRAM_NAME " /dev/ubi_ctrl -m 0 - detach MTD device 0 (mtd0)"; - -static const struct option long_options[] = { - { .name = "devn", .has_arg = 1, .flag = NULL, .val = 'd' }, - { .name = "mtdn", .has_arg = 1, .flag = NULL, .val = 'm' }, - { .name = "help", .has_arg = 0, .flag = NULL, .val = 'h' }, - { .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' }, - { NULL, 0, NULL, 0}, -}; - -static int parse_opt(int argc, char * const argv[]) -{ - while (1) { - int key; - char *endp; - - key = getopt_long(argc, argv, "m:d:hV", long_options, NULL); - if (key == -1) - break; - - switch (key) { - case 'd': - args.devn = strtoul(optarg, &endp, 0); - if (*endp != '\0' || endp == optarg || args.devn < 0) - return errmsg("bad UBI device number: \"%s\"", optarg); - - break; - - case 'm': - args.mtdn = strtoul(optarg, &endp, 0); - if (*endp != '\0' || endp == optarg || args.mtdn < 0) - return errmsg("bad MTD device number: \"%s\"", optarg); - - break; - - case 'h': - fprintf(stderr, "%s\n\n", doc); - fprintf(stderr, "%s\n\n", usage); - fprintf(stderr, "%s\n", optionsstr); - exit(EXIT_SUCCESS); - - case 'V': - fprintf(stderr, "%s\n", PROGRAM_VERSION); - exit(EXIT_SUCCESS); - - case ':': - return errmsg("parameter is missing"); - - default: - fprintf(stderr, "Use -h for help\n"); - return -1; - } - } - - if (optind == argc) - return errmsg("UBI control device name was not specified (use -h for help)"); - else if (optind != argc - 1) - return errmsg("more then one UBI control device specified (use -h for help)"); - - if (args.mtdn == -1 && args.devn == -1) - return errmsg("neither MTD nor UBI devices were specified (use -h for help)"); - - if (args.mtdn != -1 && args.devn != -1) - return errmsg("specify either MTD or UBI device (use -h for help)"); - - args.node = argv[optind]; - return 0; -} - -int main(int argc, char * const argv[]) -{ - int err; - libubi_t libubi; - struct ubi_info ubi_info; - - err = parse_opt(argc, argv); - if (err) - return -1; - - libubi = libubi_open(); - if (libubi == NULL) - return sys_errmsg("cannot open libubi"); - - /* - * Make sure the kernel is fresh enough and this feature is supported. - */ - err = ubi_get_info(libubi, &ubi_info); - if (err) { - sys_errmsg("cannot get UBI information"); - goto out_libubi; - } - - if (ubi_info.ctrl_major == -1) { - errmsg("MTD detach/detach feature is not supported by your kernel"); - goto out_libubi; - } - - if (args.devn != -1) { - err = ubi_remove_dev(libubi, args.node, args.devn); - if (err) { - sys_errmsg("cannot remove ubi%d", args.devn); - goto out_libubi; - } - } else { - err = ubi_detach_mtd(libubi, args.node, args.mtdn); - if (err) { - sys_errmsg("cannot detach mtd%d", args.mtdn); - goto out_libubi; - } - } - - libubi_close(libubi); - return 0; - -out_libubi: - libubi_close(libubi); - return -1; -} - |