diff options
Diffstat (limited to 'sys_timex.h')
-rw-r--r-- | sys_timex.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/sys_timex.h b/sys_timex.h new file mode 100644 index 0000000..b8617a2 --- /dev/null +++ b/sys_timex.h @@ -0,0 +1,48 @@ +/* + chronyd/chronyc - Programs for keeping computer clocks accurate. + + ********************************************************************** + * Copyright (C) Miroslav Lichvar 2015 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + ********************************************************************** + + ======================================================================= + + Header file for a driver based on the adjtimex()/ntp_adjtime() function + */ + +#ifndef GOT_SYS_TIMEX_H +#define GOT_SYS_TIMEX_H + +#include "localp.h" + +extern void SYS_Timex_Initialise(void); + +/* Initialise with some driver functions replaced with special versions */ +extern void SYS_Timex_InitialiseWithFunctions(double max_set_freq_ppm, double max_set_freq_delay, + lcl_ReadFrequencyDriver sys_read_freq, + lcl_SetFrequencyDriver sys_set_freq, + lcl_ApplyStepOffsetDriver sys_apply_step_offset, + double min_fastslew_offset, double max_fastslew_rate, + lcl_AccrueOffsetDriver sys_accrue_offset, + lcl_OffsetCorrectionDriver sys_get_offset_correction); + +extern void SYS_Timex_Finalise(void); + +/* Wrapper for adjtimex()/ntp_adjtime() */ +extern int SYS_Timex_Adjust(struct timex *txc, int ignore_error); + +#endif /* GOT_SYS_GENERIC_H */ |