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+/*
+ * Copyright (c) International Business Machines Corp., 2006
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/*
+ * An utility to generate UBI images.
+ *
+ * Authors: Oliver Lohmann
+ * Artem Bityutskiy
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <getopt.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <mtd/ubi-header.h>
+
+#include "ubigen.h"
+#include "common.h"
+
+#define PROGRAM_VERSION "1.4"
+#define PROGRAM_NAME "ubigen"
+
+struct args {
+ FILE *fp_in;
+ FILE *fp_out;
+ int peb_size;
+ int id;
+ int min_io_size;
+ int type;
+ int sub_page_size;
+ int alignment;
+ int vid_hdr_offs;
+ int ec;
+ int ubi_ver;
+};
+
+struct args args = {
+ .fp_in = NULL,
+ .fp_out = NULL,
+ .peb_size = -1,
+ .id = -1,
+ .min_io_size = -1,
+ .type = UBI_VID_DYNAMIC,
+ .sub_page_size = -1,
+ .alignment = 1,
+ .vid_hdr_offs = 0,
+ .ec = 0,
+ .ubi_ver = 0,
+};
+
+static const char *doc = PROGRAM_NAME " version " PROGRAM_VERSION
+" - a tool for adding UBI headers to a binary image.\n"
+"Note, the images generated by this program are not ready to be used\n"
+"because they do not contain the volume table. If not sure about one\n"
+"of the parameters, do not specify and let the utility to use default\n"
+"values.";
+
+static const char *optionsstr =
+"-i, --infile=<filename> the input file\n"
+"-o, --outfile=<filename> the output file (default is stdout)\n"
+"-b, --peb-size=<bytes> size of the physical eraseblock of the flash this\n"
+" UBI image is created for in bytes, kilobytes (KiB),\n"
+" or megabytes (MiB) (mandatory parameter)\n"
+"-I, --vol-id=<num> volume ID (mandatory parameter)\n"
+"-m, --min-io-size=<bytes> minimum input/output unit size of the flash in bytes\n"
+" kilobytes (KiB), or megabytes (MiB) (mandatory\n"
+" parameter); e.g. this is NAND page size in case of\n"
+" NAND flash\n"
+"-t, --type=<static|dynamic> volume type: dynamic or static (default is dynamic)\n"
+"-s, --sub-page-size=<bytes> minimum input/output unit used for UBI headers, e.g.\n"
+" sub-page size in case of NAND flash (equivalent to\n"
+" the minimum input/output unit size by default)\n"
+"-a, --alignment=<bytes> volume alignment in bytes, kilobytes (KiB), or\n"
+" megabytes (MiB) (default is 1)\n"
+"-O, --vid-hdr-offset=<num> offset if the VID header from start of the physical\n"
+" eraseblock (default is the second minimum I/O unit\n"
+" or sub-page, if it was specified)\n"
+"-e, --erase-counter=<num> the erase counter value to put to EC headers\n"
+" (default is 0)\n"
+"-x, --ubi-ver=<num> UBI version number to put to EC headers\n"
+" (default is 1)\n"
+"-h, --help print help message\n"
+"-V, --version print program version";
+
+static const char *usage =
+"Usage: " PROGRAM_NAME " -i <input file> -o <output file> -b <PEB size>\n"
+" -I <volume ID> -m <min I/O unit size> [-s <sub-page size>]\n"
+" [-a <alignment>] [-O <volume ID header offset>]\n"
+" [-e <erase counter value>] [-x <UBI version>] [-h] [-V]";
+
+struct option long_options[] = {
+ { .name = "infile", .has_arg = 1, .flag = NULL, .val = 'i' },
+ { .name = "outfile", .has_arg = 1, .flag = NULL, .val = 'o' },
+ { .name = "peb-size", .has_arg = 1, .flag = NULL, .val = 'b' },
+ { .name = "vol-id", .has_arg = 1, .flag = NULL, .val = 'I' },
+ { .name = "min-io-size", .has_arg = 1, .flag = NULL, .val = 'm' },
+ { .name = "type", .has_arg = 1, .flag = NULL, .val = 't' },
+ { .name = "sub-page-size", .has_arg = 1, .flag = NULL, .val = 's' },
+ { .name = "alignment", .has_arg = 1, .flag = NULL, .val = 'a' },
+ { .name = "vid-hdr-offset", .has_arg = 1, .flag = NULL, .val = 'O' },
+ { .name = "erase-counter", .has_arg = 1, .flag = NULL, .val = 'e' },
+ { .name = "ubi-ver", .has_arg = 1, .flag = NULL, .val = 'x' },
+ { .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, "i:o:b:I:m:t:s:a:O:e:x:hV",
+ long_options, NULL);
+ if (key == -1)
+ break;
+
+ switch (key) {
+ case 'o':
+ args.fp_out = fopen(optarg, "wb");
+ if (!args.fp_out) {
+ errmsg("cannot open file \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 'i':
+ args.fp_in = fopen(optarg, "rb");
+ if (!args.fp_in) {
+ errmsg("cannot open file \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 'b':
+ args.peb_size = strtoull(optarg, &endp, 0);
+ if (endp == optarg || args.peb_size <= 0) {
+ errmsg("bad physical eraseblock size: \"%s\"", optarg);
+ return -1;
+ }
+ if (*endp != '\0') {
+ int mult = ubiutils_get_multiplier(endp);
+
+ if (mult == -1) {
+ errmsg("bad size specifier: \"%s\" - "
+ "should be 'KiB', 'MiB' or 'GiB'", endp);
+ return -1;
+ }
+ args.peb_size *= mult;
+ }
+
+ case 'm':
+ args.min_io_size = strtoull(optarg, &endp, 0);
+ if (endp == optarg || args.min_io_size <= 0) {
+ errmsg("bad min. I/O unit size: \"%s\"", optarg);
+ return -1;
+ }
+ if (*endp != '\0') {
+ int mult = ubiutils_get_multiplier(endp);
+
+ if (mult == -1) {
+ errmsg("bad size specifier: \"%s\" - "
+ "should be 'KiB', 'MiB' or 'GiB'", endp);
+ return -1;
+ }
+ args.min_io_size *= mult;
+ }
+
+ case 'e':
+ args.ec = strtoul(optarg, &endp, 0);
+ if (endp == optarg || args.ec < 0) {
+ errmsg("bad erase counter value: \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 'I':
+ args.id = strtoul(optarg, &endp, 0);
+ if (endp == optarg || args.id < 0) {
+ errmsg("bad volume ID: \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 't':
+ if (!strcmp(optarg, "dynamic"))
+ args.type = UBI_VID_DYNAMIC;
+ else if (!strcmp(optarg, "static"))
+ args.type = UBI_VID_STATIC;
+ else {
+ errmsg("bad volume type: \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 'x':
+ args.ubi_ver = strtoul(optarg, &endp, 0);
+ if (endp == optarg || args.ubi_ver < 0) {
+ errmsg("bad UBI version: \"%s\"", optarg);
+ return -1;
+ }
+ break;
+
+ case 'O':
+ args.vid_hdr_offs = strtoul(optarg, &endp, 0);
+ if (endp == optarg || args.vid_hdr_offs < 0) {
+ errmsg("bad VID header offset: \"%s\"", optarg);
+ return -1;
+ }
+ 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 ':':
+ errmsg("parameter is missing");
+ return -1;
+
+ default:
+ fprintf(stderr, "Use -h for help\n");
+ return -1;
+ }
+ }
+
+ if (!args.fp_in) {
+ errmsg("input file was not specified (use -h for help)");
+ return -1;
+ }
+
+ if (!args.fp_out)
+ args.fp_out = stdout;
+
+ if (args.id < 0) {
+ errmsg("wolume ID was not specified (use -h for help)");
+ return -1;
+ }
+
+ if (args.peb_size < 0) {
+ errmsg("physical eraseblock size was not specified "
+ "(use -h for help)");
+ return -1;
+ }
+
+ if (args.min_io_size < 0) {
+ errmsg("min. I/O unit size was not specified "
+ "(use -h for help)");
+ return -1;
+ }
+
+ if (args.sub_page_size < 0)
+ args.sub_page_size = args.min_io_size;
+
+ return 0;
+}
+
+
+int main(int argc, char * const argv[])
+{
+ int err;
+ ubi_info_t u;
+ struct stat file_info;
+ off_t input_len = 0; /* only used in static volumes */
+
+ ubigen_init();
+
+ err = parse_opt(argc, argv);
+ if (err)
+ return -1;
+
+ if (fstat(fileno(args.fp_in), &file_info) != 0) {
+ fprintf(stderr, "Cannot fetch file size "
+ "from input file.\n");
+ }
+ input_len = file_info.st_size;
+
+ err = ubigen_create(&u, (uint32_t)args.id, args.type,
+ args.peb_size, args.ec, args.alignment,
+ args.ubi_ver, args.vid_hdr_offs, 0 ,input_len,
+ args.fp_in, args.fp_out);
+
+ if (err) {
+ fprintf(stderr, "Cannot create UBI info handler err: %d\n", err);
+ return -1;
+ }
+
+ err = ubigen_write_complete(u);
+ if (err != 0) {
+ fprintf(stderr, "Error converting input data.\n");
+ return -1;
+ }
+
+ err = ubigen_destroy(&u);
+ return err;
+}
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