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/*
Copyright (C) 2016 Xfennec, CQFD Corp.
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "sizes.h"
// Thanks to Jonathan Leffler for this code
#define DIM(x) (sizeof(x)/sizeof(*(x)))
static const char *sizes[] = { "EiB", "PiB", "TiB", "GiB", "MiB", "KiB", "B" };
static const uint64_t exbibytes = 1024ULL * 1024ULL * 1024ULL *
1024ULL * 1024ULL * 1024ULL;
void format_size(uint64_t size, char *result)
{
uint64_t multiplier;
int i;
multiplier = exbibytes;
for (i = 0 ; i < DIM(sizes) ; i++, multiplier /= 1024) {
if (size < multiplier)
continue;
if (size % multiplier == 0)
sprintf(result, "%" PRIu64 " %s", size / multiplier, sizes[i]);
else
sprintf(result, "%.1f %s", (float) size / multiplier, sizes[i]);
return;
}
strcpy(result, "0");
return;
}
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