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/*
* show_progress.c - simple progress bar functions
*
* Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
*
* 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.
*
*/
#include <common.h>
#include <fs.h>
#include <progress.h>
#include <linux/math64.h>
#define HASHES_PER_LINE 64
static loff_t printed;
static loff_t progress_max;
static unsigned spin;
void show_progress(loff_t now)
{
char spinchr[] = "\\|/-";
if (now < 0) {
printf("%c\b", spinchr[spin++ % (sizeof(spinchr) - 1)]);
return;
}
if (progress_max && progress_max != FILESIZE_MAX) {
uint64_t tmp = now * HASHES_PER_LINE;
now = div64_u64(tmp, progress_max);
}
while (printed < now) {
if (!(printed % HASHES_PER_LINE) && printed)
printf("\n\t");
printf("#");
printed++;
}
}
void init_progression_bar(loff_t max)
{
printed = 0;
progress_max = max;
spin = 0;
if (progress_max && progress_max != FILESIZE_MAX)
printf("\t[%*s]\r\t[", HASHES_PER_LINE, "");
else
printf("\t");
}
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