chrony/sys_linux.h
Miroslav Lichvar b70f0b674f ntp: move PHC-specific code to sys_linux
This will allow sharing of the code with the PHC refclock driver.
2017-01-23 15:58:55 +01:00

49 lines
1.7 KiB
C

/*
chronyd/chronyc - Programs for keeping computer clocks accurate.
**********************************************************************
* Copyright (C) Richard P. Curnow 1997-2002
*
* 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.
*
**********************************************************************
=======================================================================
The header file for the linux driver
*/
#ifndef GOT_SYS_LINUX_H
#define GOT_SYS_LINUX_H
extern void SYS_Linux_Initialise(void);
extern void SYS_Linux_Finalise(void);
extern void SYS_Linux_DropRoot(uid_t uid, gid_t gid);
extern void SYS_Linux_EnableSystemCallFilter(int level);
extern void SYS_Linux_MemLockAll(int LockAll);
extern void SYS_Linux_SetScheduler(int SchedPriority);
extern int SYS_Linux_CheckKernelVersion(int req_major, int req_minor);
extern int SYS_Linux_OpenPHC(const char *path, int phc_index);
extern int SYS_Linux_GetPHCSample(int fd, double precision, int *reading_mode,
struct timespec *phc_ts, struct timespec *sys_ts, double *err);
#endif /* GOT_SYS_LINUX_H */