diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/osf_adjtime.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/osf_adjtime.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/osf_adjtime.c b/sysdeps/unix/sysv/linux/alpha/osf_adjtime.c new file mode 100644 index 0000000000..73874ef2f0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/osf_adjtime.c @@ -0,0 +1,130 @@ +/* adjtime -- adjust the system clock. Linux/Alpha/tv32 version. + Copyright (C) 2019 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <shlib-compat.h> + +#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1) + +#include <sys/time.h> +#include <sys/timex.h> +#include <tv32-compat.h> + +struct timex32 { + unsigned int modes; /* mode selector */ + long offset; /* time offset (usec) */ + long freq; /* frequency offset (scaled ppm) */ + long maxerror; /* maximum error (usec) */ + long esterror; /* estimated error (usec) */ + int status; /* clock command/status */ + long constant; /* pll time constant */ + long precision; /* clock precision (usec) (read only) */ + long tolerance; /* clock frequency tolerance (ppm) + * (read only) + */ + struct timeval32 time; /* (read only) */ + long tick; /* (modified) usecs between clock ticks */ + + long ppsfreq; /* pps frequency (scaled ppm) (ro) */ + long jitter; /* pps jitter (us) (ro) */ + int shift; /* interval duration (s) (shift) (ro) */ + long stabil; /* pps stability (scaled ppm) (ro) */ + long jitcnt; /* jitter limit exceeded (ro) */ + long calcnt; /* calibration intervals (ro) */ + long errcnt; /* calibration errors (ro) */ + long stbcnt; /* stability limit exceeded (ro) */ + + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; int :32; + int :32; int :32; int :32; int :32; +}; + +int +attribute_compat_text_section +__adjtime_tv32 (const struct timeval32 *itv, struct timeval32 *otv) +{ + struct timeval itv64, otv64; + TV32_TO_TV64 (&itv64, itv); + + if (__adjtime (&itv64, &otv64) == -1) + return -1; + + TV64_TO_TV32 (otv, &itv64); + return 0; +} + +int +attribute_compat_text_section +__adjtimex_tv32 (struct timex32 *tx) +{ + struct timex tx64; + memset (&tx64, 0, sizeof tx64); + tx64.modes = tx->modes; + tx64.offset = tx->offset; + tx64.freq = tx->freq; + tx64.maxerror = tx->maxerror; + tx64.esterror = tx->esterror; + tx64.status = tx->status; + tx64.constant = tx->constant; + tx64.precision = tx->precision; + tx64.tolerance = tx->tolerance; + tx64.tick = tx->tick; + tx64.ppsfreq = tx->ppsfreq; + tx64.jitter = tx->jitter; + tx64.shift = tx->shift; + tx64.stabil = tx->stabil; + tx64.jitcnt = tx->jitcnt; + tx64.calcnt = tx->calcnt; + tx64.errcnt = tx->errcnt; + tx64.stbcnt = tx->stbcnt; + TV32_TO_TV64 (&tx64.time, &tx->time); + + int status = __adjtimex (&tx64); + if (status < 0) + return status; + + memset (tx, 0, sizeof *tx); + tx->modes = tx64.modes; + tx->offset = tx64.offset; + tx->freq = tx64.freq; + tx->maxerror = tx64.maxerror; + tx->esterror = tx64.esterror; + tx->status = tx64.status; + tx->constant = tx64.constant; + tx->precision = tx64.precision; + tx->tolerance = tx64.tolerance; + tx->tick = tx64.tick; + tx->ppsfreq = tx64.ppsfreq; + tx->jitter = tx64.jitter; + tx->shift = tx64.shift; + tx->stabil = tx64.stabil; + tx->jitcnt = tx64.jitcnt; + tx->calcnt = tx64.calcnt; + tx->errcnt = tx64.errcnt; + tx->stbcnt = tx64.stbcnt; + TV64_TO_TV32 (&tx->time, &tx64.time); + + return status; +} + +strong_alias (__adjtimex_tv32, __adjtimex_tv32_1); +strong_alias (__adjtimex_tv32, __adjtimex_tv32_2); +compat_symbol (libc, __adjtimex_tv32_1, __adjtimex, GLIBC_2_0); +compat_symbol (libc, __adjtimex_tv32_2, adjtimex, GLIBC_2_0); +compat_symbol (libc, __adjtime_tv32, adjtime, GLIBC_2_0); + +#endif /* SHLIB_COMPAT */ |