linuxptp/missing.h

240 lines
5.6 KiB
C
Raw Normal View History

/**
* @file missing.h
* @note Copyright (C) 2011 Richard Cochran <richardcochran@gmail.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* When glibc offers the syscall, this will go away.
*/
#ifndef HAVE_MISSING_H
#define HAVE_MISSING_H
#include <linux/ptp_clock.h>
#include <linux/version.h>
#include <sys/syscall.h>
#include <sys/timex.h>
#include <time.h>
#include <unistd.h>
#ifndef ADJ_TAI
#define ADJ_TAI 0x0080
#endif
#ifndef ADJ_NANO
#define ADJ_NANO 0x2000
#endif
#ifndef ADJ_SETOFFSET
#define ADJ_SETOFFSET 0x0100
#endif
#ifndef CLOCK_INVALID
#define CLOCK_INVALID -1
#endif
#define CLOCKFD 3
#define FD_TO_CLOCKID(fd) ((clockid_t) ((((unsigned int) ~fd) << 3) | CLOCKFD))
#define CLOCKID_TO_FD(clk) ((unsigned int) ~((clk) >> 3))
#ifndef HAVE_ONESTEP_SYNC
enum _missing_hwtstamp_tx_types {
HWTSTAMP_TX_ONESTEP_SYNC = 2,
};
#endif
#ifndef HAVE_ONESTEP_P2P
enum {
HWTSTAMP_TX_ONESTEP_P2P = 3,
};
#endif
#ifdef PTP_EXTTS_REQUEST2
#define PTP_EXTTS_REQUEST_FAILED "PTP_EXTTS_REQUEST2 failed: %m"
#else
#define PTP_EXTTS_REQUEST_FAILED "PTP_EXTTS_REQUEST failed: %m"
#define PTP_EXTTS_REQUEST2 PTP_EXTTS_REQUEST
#endif
#ifdef PTP_PEROUT_REQUEST2
#define PTP_PEROUT_REQUEST_FAILED "PTP_PEROUT_REQUEST2 failed: %m"
#else
#define PTP_PEROUT_REQUEST_FAILED "PTP_PEROUT_REQUEST failed: %m"
#define PTP_PEROUT_REQUEST2 PTP_PEROUT_REQUEST
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,8,0)
/* from upcoming Linux kernel version 5.8 */
struct compat_ptp_clock_caps {
int max_adj; /* Maximum frequency adjustment in parts per billon. */
int n_alarm; /* Number of programmable alarms. */
int n_ext_ts; /* Number of external time stamp channels. */
int n_per_out; /* Number of programmable periodic signals. */
int pps; /* Whether the clock supports a PPS callback. */
int n_pins; /* Number of input/output pins. */
/* Whether the clock supports precise system-device cross timestamps */
int cross_timestamping;
/* Whether the clock supports adjust phase */
int adjust_phase;
int rsv[12]; /* Reserved for future use. */
};
#define ptp_clock_caps compat_ptp_clock_caps
#endif /*LINUX_VERSION_CODE < 5.8*/
#ifndef PTP_PIN_SETFUNC
enum ptp_pin_function {
PTP_PF_NONE,
PTP_PF_EXTTS,
PTP_PF_PEROUT,
PTP_PF_PHYSYNC,
};
struct ptp_pin_desc {
char name[64];
unsigned int index;
unsigned int func;
unsigned int chan;
unsigned int rsv[5];
};
#define PTP_PIN_SETFUNC _IOW(PTP_CLK_MAGIC, 7, struct ptp_pin_desc)
#endif /*!PTP_PIN_SETFUNC*/
#ifdef PTP_PIN_SETFUNC2
#define PTP_PIN_SETFUNC_FAILED "PTP_PIN_SETFUNC2 failed: %m"
#else
#define PTP_PIN_SETFUNC_FAILED "PTP_PIN_SETFUNC failed: %m"
#define PTP_PIN_SETFUNC2 PTP_PIN_SETFUNC
#endif
#ifndef LIST_FOREACH_SAFE
#define LIST_FOREACH_SAFE(var, head, field, tvar) \
for ((var) = LIST_FIRST((head)); \
(var) && ((tvar) = LIST_NEXT((var), field), 1); \
(var) = (tvar))
#endif
#ifndef SIOCGHWTSTAMP
#define SIOCGHWTSTAMP 0x89b1
#endif
#ifndef SO_SELECT_ERR_QUEUE
#define SO_SELECT_ERR_QUEUE 45
#endif
#ifndef HAVE_CLOCK_ADJTIME
static inline int clock_adjtime(clockid_t id, struct timex *tx)
{
return syscall(__NR_clock_adjtime, id, tx);
}
#endif
#ifndef IFLA_BOND_MAX
enum {
IFLA_BOND_UNSPEC,
IFLA_BOND_MODE,
IFLA_BOND_ACTIVE_SLAVE,
IFLA_BOND_MIIMON,
IFLA_BOND_UPDELAY,
IFLA_BOND_DOWNDELAY,
IFLA_BOND_USE_CARRIER,
IFLA_BOND_ARP_INTERVAL,
IFLA_BOND_ARP_IP_TARGET,
IFLA_BOND_ARP_VALIDATE,
IFLA_BOND_ARP_ALL_TARGETS,
IFLA_BOND_PRIMARY,
IFLA_BOND_PRIMARY_RESELECT,
IFLA_BOND_FAIL_OVER_MAC,
IFLA_BOND_XMIT_HASH_POLICY,
IFLA_BOND_RESEND_IGMP,
IFLA_BOND_NUM_PEER_NOTIF,
IFLA_BOND_ALL_SLAVES_ACTIVE,
IFLA_BOND_MIN_LINKS,
IFLA_BOND_LP_INTERVAL,
IFLA_BOND_PACKETS_PER_SLAVE,
IFLA_BOND_AD_LACP_RATE,
IFLA_BOND_AD_SELECT,
IFLA_BOND_AD_INFO,
IFLA_BOND_AD_ACTOR_SYS_PRIO,
IFLA_BOND_AD_USER_PORT_KEY,
IFLA_BOND_AD_ACTOR_SYSTEM,
IFLA_BOND_TLB_DYNAMIC_LB,
__IFLA_BOND_MAX,
};
#define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1)
#endif /*IFLA_BOND_MAX*/
#ifndef NLA_TYPE_MAX
enum {
NLA_UNSPEC,
NLA_U8,
NLA_U16,
NLA_U32,
NLA_U64,
NLA_STRING,
NLA_FLAG,
NLA_MSECS,
NLA_NESTED,
__NLA_TYPE_MAX,
};
#define NLA_TYPE_MAX (__NLA_TYPE_MAX - 1)
#endif /*NLA_TYPE_MAX*/
#ifdef __UCLIBC__
#if (_XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L) && \
defined __UCLIBC_HAS_THREADS_NATIVE__
#include <sys/timerfd.h>
#else
#define TFD_TIMER_ABSTIME (1 << 0)
static inline int clock_nanosleep(clockid_t clock_id, int flags,
const struct timespec *request,
struct timespec *remain)
{
return syscall(__NR_clock_nanosleep, clock_id, flags, request, remain);
}
static inline int timerfd_create(int clockid, int flags)
{
return syscall(__NR_timerfd_create, clockid, flags);
}
static inline int timerfd_settime(int fd, int flags,
const struct itimerspec *new_value,
struct itimerspec *old_value)
{
return syscall(__NR_timerfd_settime, fd, flags, new_value, old_value);
}
#endif
#else /*__UCLIBC__*/
#include <sys/timerfd.h>
#endif
#endif