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/*
* Copyright (c) 2003-2005 Silicon Graphics, Inc.
* All Rights Reserved.
*
* 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.
*
* This program is distributed in the hope that it would 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <sys/time.h>
#include <getopt.h>
#include "cmd.h"
#include "block/aio.h"
#include "qemu/main-loop.h"
#define _(x) x /* not gettext support yet */
/* from libxcmd/command.c */
#define EXABYTES(x) ((long long)(x) << 60)
#define PETABYTES(x) ((long long)(x) << 50)
#define TERABYTES(x) ((long long)(x) << 40)
#define GIGABYTES(x) ((long long)(x) << 30)
#define MEGABYTES(x) ((long long)(x) << 20)
#define KILOBYTES(x) ((long long)(x) << 10)
#define TO_EXABYTES(x) ((x) / EXABYTES(1))
#define TO_PETABYTES(x) ((x) / PETABYTES(1))
#define TO_TERABYTES(x) ((x) / TERABYTES(1))
#define TO_GIGABYTES(x) ((x) / GIGABYTES(1))
#define TO_MEGABYTES(x) ((x) / MEGABYTES(1))
#define TO_KILOBYTES(x) ((x) / KILOBYTES(1))
void
cvtstr(
double value,
char *str,
size_t size)
{
char *trim;
const char *suffix;
if (value >= EXABYTES(1)) {
suffix = " EiB";
snprintf(str, size - 4, "%.3f", TO_EXABYTES(value));
} else if (value >= PETABYTES(1)) {
suffix = " PiB";
snprintf(str, size - 4, "%.3f", TO_PETABYTES(value));
} else if (value >= TERABYTES(1)) {
suffix = " TiB";
snprintf(str, size - 4, "%.3f", TO_TERABYTES(value));
} else if (value >= GIGABYTES(1)) {
suffix = " GiB";
snprintf(str, size - 4, "%.3f", TO_GIGABYTES(value));
} else if (value >= MEGABYTES(1)) {
suffix = " MiB";
snprintf(str, size - 4, "%.3f", TO_MEGABYTES(value));
} else if (value >= KILOBYTES(1)) {
suffix = " KiB";
snprintf(str, size - 4, "%.3f", TO_KILOBYTES(value));
} else {
suffix = " bytes";
snprintf(str, size - 6, "%f", value);
}
trim = strstr(str, ".000");
if (trim) {
strcpy(trim, suffix);
} else {
strcat(str, suffix);
}
}
struct timeval
tsub(struct timeval t1, struct timeval t2)
{
t1.tv_usec -= t2.tv_usec;
if (t1.tv_usec < 0) {
t1.tv_usec += 1000000;
t1.tv_sec--;
}
t1.tv_sec -= t2.tv_sec;
return t1;
}
double
tdiv(double value, struct timeval tv)
{
return value / ((double)tv.tv_sec + ((double)tv.tv_usec / 1000000.0));
}
#define HOURS(sec) ((sec) / (60 * 60))
#define MINUTES(sec) (((sec) % (60 * 60)) / 60)
#define SECONDS(sec) ((sec) % 60)
void
timestr(
struct timeval *tv,
char *ts,
size_t size,
int format)
{
double usec = (double)tv->tv_usec / 1000000.0;
if (format & TERSE_FIXED_TIME) {
if (!HOURS(tv->tv_sec)) {
snprintf(ts, size, "%u:%02u.%02u",
(unsigned int) MINUTES(tv->tv_sec),
(unsigned int) SECONDS(tv->tv_sec),
(unsigned int) (usec * 100));
return;
}
format |= VERBOSE_FIXED_TIME; /* fallback if hours needed */
}
if ((format & VERBOSE_FIXED_TIME) || tv->tv_sec) {
snprintf(ts, size, "%u:%02u:%02u.%02u",
(unsigned int) HOURS(tv->tv_sec),
(unsigned int) MINUTES(tv->tv_sec),
(unsigned int) SECONDS(tv->tv_sec),
(unsigned int) (usec * 100));
} else {
snprintf(ts, size, "0.%04u sec", (unsigned int) (usec * 10000));
}
}
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