| /* |
| * Copyright (C) 2015 by Sysmocom s.f.m.c. GmbH |
| * |
| * 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 2 |
| * 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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| extern "C" { |
| #include <osmocom/gsm/gsm_utils.h> |
| } |
| #include <time.h> |
| |
| inline int msecs_to_frames(int msecs) { |
| return (msecs * (1024 * 1000 / 4615)) / 1024; |
| } |
| |
| inline uint32_t next_fn(uint32_t fn, uint32_t offset) |
| { |
| return (fn + offset) % GSM_MAX_FN; |
| } |
| |
| inline void csecs_to_timespec(unsigned csecs, struct timespec *ts) { |
| ts->tv_sec = csecs / 100; |
| ts->tv_nsec = (csecs % 100) * 10000000; |
| } |
| |
| template <typename T> |
| inline unsigned int pcu_bitcount(T x) |
| { |
| unsigned int count = 0; |
| for (count = 0; x; count += 1) |
| x &= x - 1; |
| |
| return count; |
| } |
| |
| inline uint8_t pcu_lsb(uint8_t x) |
| { |
| return x & -x; |
| } |