ports/sysdeps/unix/sysv/linux/alpha/adjtime.c

   1 /* Copyright (C) 1998-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library.  If not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <shlib-compat.h>
  19 #include <sysdep.h>
  20 #include <sys/time.h>
  21
  22
  23 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
  24 struct timeval32
  25 {
  26     int tv_sec, tv_usec;
  27 };
  28
  29 struct timex32 {
  30         unsigned int modes;     /* mode selector */
  31         long offset;            /* time offset (usec) */
  32         long freq;              /* frequency offset (scaled ppm) */
  33         long maxerror;          /* maximum error (usec) */
  34         long esterror;          /* estimated error (usec) */
  35         int status;             /* clock command/status */
  36         long constant;          /* pll time constant */
  37         long precision;         /* clock precision (usec) (read only) */
  38         long tolerance;         /* clock frequency tolerance (ppm)
  39                                  * (read only)
  40                                  */
  41         struct timeval32 time;  /* (read only) */
  42         long tick;              /* (modified) usecs between clock ticks */
  43
  44         long ppsfreq;           /* pps frequency (scaled ppm) (ro) */
  45         long jitter;            /* pps jitter (us) (ro) */
  46         int shift;              /* interval duration (s) (shift) (ro) */
  47         long stabil;            /* pps stability (scaled ppm) (ro) */
  48         long jitcnt;            /* jitter limit exceeded (ro) */
  49         long calcnt;            /* calibration intervals (ro) */
  50         long errcnt;            /* calibration errors (ro) */
  51         long stbcnt;            /* stability limit exceeded (ro) */
  52
  53         int  :32; int  :32; int  :32; int  :32;
  54         int  :32; int  :32; int  :32; int  :32;
  55         int  :32; int  :32; int  :32; int  :32;
  56 };
  57
  58 #define TIMEVAL         timeval32
  59 #define TIMEX           timex32
  60 #define ADJTIME         attribute_compat_text_section __adjtime_tv32
  61 #define ADJTIMEX(x)     INLINE_SYSCALL (old_adjtimex, 1, x)
  62 #define ADJTIMEX32(x)   INLINE_SYSCALL (old_adjtimex, 1, x)
  63
  64 #include <sysdeps/unix/sysv/linux/adjtime.c>
  65
  66 int attribute_compat_text_section
  67 __adjtimex_tv32 (struct timex32 *tx) { return ADJTIMEX (tx); }
  68
  69 strong_alias (__adjtimex_tv32, __adjtimex_tv32_1);
  70 strong_alias (__adjtimex_tv32, __adjtimex_tv32_2);
  71 compat_symbol (libc, __adjtimex_tv32_1, __adjtimex, GLIBC_2_0);
  72 compat_symbol (libc, __adjtimex_tv32_2, adjtimex, GLIBC_2_0);
  73 compat_symbol (libc, __adjtime_tv32, adjtime, GLIBC_2_0);
  74 #endif /* SHLIB_COMPAT */
  75
  76 #undef TIMEVAL
  77 #undef TIMEX
  78 #undef ADJTIME
  79 #undef ADJTIMEX
  80 #define TIMEVAL         timeval
  81 #define TIMEX           timex
  82 #define ADJTIMEX(x)     INLINE_SYSCALL (adjtimex, 1, x)
  83
  84 #include <sysdeps/unix/sysv/linux/adjtime.c>
  85
  86 int
  87 __adjtimex_tv64 (struct timex *tx) { return ADJTIMEX (tx); }
  88
  89 strong_alias (__adjtimex_tv64, __adjtimex_internal);
  90 strong_alias (__adjtimex_tv64, __adjtimex_tv64p);
  91 weak_alias (__adjtimex_tv64, ntp_adjtime);
  92 versioned_symbol (libc, __adjtimex_tv64, __adjtimex, GLIBC_2_1);
  93 versioned_symbol (libc, __adjtimex_tv64p, adjtimex, GLIBC_2_1);
  94 versioned_symbol (libc, __adjtime, adjtime, GLIBC_2_1);