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/*
* tvarith.h
* - static inline functions for doing arithmetic on timevals
*/
/*
* This file is part of adns, which is Copyright Ian Jackson
* and contributors (see the file INSTALL for full details).
*
* 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, 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, write to the Free Software Foundation.
*/
#ifndef ADNS_TVARITH_H_INCLUDED
#define ADNS_TVARITH_H_INCLUDED
static inline void timevaladd(struct timeval *tv_io, long ms) {
struct timeval tmp;
assert(ms>=0);
tmp= *tv_io;
tmp.tv_usec += (ms%1000)*1000;
tmp.tv_sec += ms/1000;
if (tmp.tv_usec >= 1000000) { tmp.tv_sec++; tmp.tv_usec -= 1000000; }
*tv_io= tmp;
}
#endif
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