/*
 * Copyright (c) 2004 Teodor Sigaev <teodor@sigaev.ru>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *        notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *        notice, this list of conditions and the following disclaimer in the
 *        documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the author nor the names of any co-contributors
 *        may be used to endorse or promote products derived from this software
 *        without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY CONTRIBUTORS ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __TTOOLS_H__
#define __TTOOLS_H__

#include <sys/types.h>
#include <sys/time.h>

u_int32_t strtox(char *src, char **end);
u_int64_t strtox64(char *src, char **end);
#define atox(x)	strtox((x),NULL)
char*     xtostr(u_int32_t x);
char*     x64tostr(u_int64_t x);

double timediff(struct timeval *begin, struct timeval *end);
double elapsedtime(struct timeval *begin);

#ifndef offsetof
#define offsetof(type, field)   ((int) &((type *)0)->field)
#endif   /* offsetof */

#ifndef lengthof
#define lengthof(array) (sizeof (array) / sizeof ((array)[0]))
#endif

#ifndef TYPEALIGN
#define TYPEALIGN(ALIGNVAL,LEN)  \
        (((uintptr_t) (LEN) + ((ALIGNVAL) - 1)) & ~((uintptr_t) ((ALIGNVAL) - 1)))

#define SHORTALIGN(LEN)                 TYPEALIGN(sizeof(int16_t), (LEN))
#define INTALIGN(LEN)                   TYPEALIGN(sizeof(int32_t), (LEN))
#define MAXALIGN(LEN)                   TYPEALIGN(sizeof(int64_t), (LEN))
#define PTRALIGN(LEN)                   TYPEALIGN(sizeof(void*), (LEN))
#endif

#endif