Contributors: 3
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Arnaldo Carvalho de Melo |
266 |
85.81% |
2 |
50.00% |
| Changbin Du |
43 |
13.87% |
1 |
25.00% |
| Greg Kroah-Hartman |
1 |
0.32% |
1 |
25.00% |
| Total |
310 |
|
4 |
|
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// SPDX-License-Identifier: GPL-2.0
#include "units.h"
#include <inttypes.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <linux/kernel.h>
#include <linux/time64.h>
unsigned long parse_tag_value(const char *str, struct parse_tag *tags)
{
struct parse_tag *i = tags;
while (i->tag) {
char *s = strchr(str, i->tag);
if (s) {
unsigned long int value;
char *endptr;
value = strtoul(str, &endptr, 10);
if (s != endptr)
break;
if (value > ULONG_MAX / i->mult)
break;
value *= i->mult;
return value;
}
i++;
}
return (unsigned long) -1;
}
double convert_unit_double(double value, char *unit)
{
*unit = ' ';
if (value > 1000.0) {
value /= 1000.0;
*unit = 'K';
}
if (value > 1000.0) {
value /= 1000.0;
*unit = 'M';
}
if (value > 1000.0) {
value /= 1000.0;
*unit = 'G';
}
return value;
}
unsigned long convert_unit(unsigned long value, char *unit)
{
double v = convert_unit_double((double)value, unit);
return (unsigned long)v;
}
int unit_number__scnprintf(char *buf, size_t size, u64 n)
{
char unit[4] = "BKMG";
int i = 0;
while (((n / 1024) > 1) && (i < 3)) {
n /= 1024;
i++;
}
return scnprintf(buf, size, "%" PRIu64 "%c", n, unit[i]);
}