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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.
*
* Author: Oliver Lohmann
* Frank Haverkamp
*
* Process a PFI (partial flash image) and write the data to the
* specified UBI volumes. This tool is intended to be used for system
* update using PFI files.
*
* 1.1 fixed output to stderr and stdout in logfile mode.
* 1.2 updated.
* 1.3 removed argp parsing to be able to use uClib.
* 1.4 Minor cleanups
*/
#include <unistd.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include <errno.h>
#include <pfiflash.h>
#undef DEBUG
#include "error.h"
#include "config.h"
#define PROGRAM_VERSION "1.4"
static char doc[] = "\nVersion: " PROGRAM_VERSION "\n\tBuilt on "
BUILD_CPU" "BUILD_OS" at "__DATE__" "__TIME__"\n"
"\n"
"pfiflash - a tool for updating a controller with PFI files.\n";
static const char *optionsstr =
" Standard options:\n"
" -c, --copyright Print copyright information.\n"
" -l, --logfile=<file> Write a logfile to <file>.\n"
" -v, --verbose Be verbose during program execution.\n"
"\n"
" Process options:\n"
" -C, --complete Execute a complete system update. Updates both\n"
" sides.\n"
" -p, --pdd-update=<type> Specify the pdd-update algorithm. <type> is either\n"
" 'keep', 'merge' or 'overwrite'.\n"
" -r, --raw-flash=<dev> Flash the raw data. Use the specified mtd device.\n"
" -s, --side=<seqnum> Select the side which shall be updated.\n"
"\n"
" -?, --help Give this help list\n"
" --usage Give a short usage message\n"
" -V, --version Print program version\n";
static const char *usage =
"Usage: pfiflash [-cvC?V] [-l <file>] [-p <type>] [-r <dev>] [-s <seqnum>]\n"
" [--copyright] [--logfile=<file>] [--verbose] [--complete]\n"
" [--pdd-update=<type>] [--raw-flash=<dev>] [--side=<seqnum>]\n"
" [--help] [--usage] [--version] [pfifile]\n";
static const char copyright [] __attribute__((unused)) =
"Copyright IBM Corp 2006";
struct option long_options[] = {
{ .name = "copyright", .has_arg = 0, .flag = NULL, .val = 'c' },
{ .name = "logfile", .has_arg = 1, .flag = NULL, .val = 'l' },
{ .name = "verbose", .has_arg = 0, .flag = NULL, .val = 'v' },
{ .name = "complete", .has_arg = 0, .flag = NULL, .val = 'C' },
{ .name = "pdd-update", .has_arg = 1, .flag = NULL, .val = 'p' },
{ .name = "raw-flash", .has_arg = 1, .flag = NULL, .val = 'r' },
{ .name = "side", .has_arg = 1, .flag = NULL, .val = 's' },
{ .name = "help", .has_arg = 0, .flag = NULL, .val = '?' },
{ .name = "usage", .has_arg = 0, .flag = NULL, .val = 0 },
{ .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' },
{ NULL, 0, NULL, 0}
};
typedef struct myargs {
int verbose;
const char *logfile;
const char *raw_dev;
pdd_handling_t pdd_handling;
int seqnum;
int complete;
FILE* fp_in;
/* special stuff needed to get additional arguments */
char *arg1;
char **options; /* [STRING...] */
} myargs;
static pdd_handling_t
get_pdd_handling(const char* str)
{
if (strcmp(str, "keep") == 0) {
return PDD_KEEP;
}
if (strcmp(str, "merge") == 0) {
return PDD_MERGE;
}
if (strcmp(str, "overwrite") == 0) {
return PDD_OVERWRITE;
}
return -1;
}
static int
get_update_seqnum(const char* str)
{
uint32_t i = strtoul(str, NULL, 0);
if ((i != 0) && (i != 1)) {
return -1;
}
return i;
}
static int
parse_opt(int argc, char **argv, myargs *args)
{
while (1) {
int key;
key = getopt_long(argc, argv, "cl:vCp:r:s:?V",
long_options, NULL);
if (key == -1)
break;
switch (key) {
/* standard options */
case 'c':
err_msg("%s\n", copyright);
exit(0);
break;
case 'v':
args->verbose = 1;
break;
case 'l':
args->logfile = optarg;
break;
/* process options */
case 'C':
args->complete = 1;
break;
case 'p':
args->pdd_handling = get_pdd_handling(optarg);
if ((int)args->pdd_handling < 0) {
err_quit("Unknown PDD handling: %s.\n"
"Please use either "
"'keep', 'merge' or"
"'overwrite'.\n'");
}
break;
case 's':
args->seqnum = get_update_seqnum(optarg);
if (args->seqnum < 0) {
err_quit("Unsupported side: %s.\n"
"Supported sides are '0' "
"and '1'\n", optarg);
}
break;
case 'r':
args->raw_dev = optarg;
break;
case '?': /* help */
err_msg("Usage: pfiflash [OPTION...] [pfifile]");
err_msg("%s", doc);
err_msg("%s", optionsstr);
err_msg("\nReport bugs to %s\n",
PACKAGE_BUGREPORT);
exit(0);
break;
case 'V':
err_msg("%s", PROGRAM_VERSION);
exit(0);
break;
default:
err_msg("%s", usage);
exit(-1);
}
}
if (optind < argc) {
args->fp_in = fopen(argv[optind++], "r");
if ((args->fp_in) == NULL) {
err_sys("Cannot open PFI file %s for input",
argv[optind]);
}
}
return 0;
}
int main (int argc, char** argv)
{
int rc = 0;
char err_buf[PFIFLASH_MAX_ERR_BUF_SIZE];
memset(err_buf, '\0', PFIFLASH_MAX_ERR_BUF_SIZE);
myargs args = {
.verbose = 0,
.seqnum = -1,
.complete = 0,
.logfile = NULL, /* "/tmp/pfiflash.log", */
.pdd_handling = PDD_KEEP,
.fp_in = stdin,
.raw_dev = NULL,
};
parse_opt(argc, argv, &args);
error_initlog(args.logfile);
if (!args.fp_in) {
rc = -1;
snprintf(err_buf, PFIFLASH_MAX_ERR_BUF_SIZE,
"No PFI input file specified!\n");
goto err;
}
if (!args.raw_dev) {
rc = pfiflash(args.fp_in, args.complete, args.seqnum,
args.pdd_handling, err_buf,
PFIFLASH_MAX_ERR_BUF_SIZE);
} else {
rc = pfiflash_with_raw(args.fp_in, args.complete, args.seqnum,
args.pdd_handling, args.raw_dev, err_buf,
PFIFLASH_MAX_ERR_BUF_SIZE);
}
if (rc != 0) {
goto err_fp;
}
err_fp:
if (args.fp_in != stdin)
fclose(args.fp_in);
err:
if (rc != 0)
err_msg("pfiflash: %s\nrc: %d\n", err_buf, rc);
return rc;
}
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