From 8f1e8f8f26525a8819c8982a2d2c4e339e9921a0 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Mon, 7 Feb 2022 16:10:45 +0100 Subject: kern_ntptime.c: Port to RTEMS Remove previous adjtime() implementation. Update #2348. --- cpukit/posix/src/adjtime.c | 93 ---------------------------------------------- 1 file changed, 93 deletions(-) delete mode 100644 cpukit/posix/src/adjtime.c (limited to 'cpukit/posix') diff --git a/cpukit/posix/src/adjtime.c b/cpukit/posix/src/adjtime.c deleted file mode 100644 index ec8cb19a2e..0000000000 --- a/cpukit/posix/src/adjtime.c +++ /dev/null @@ -1,93 +0,0 @@ -/** - * @file - * - * @brief Adjust the Time to Synchronize the System Clock - * @ingroup POSIXAPI - */ - -/* - * COPYRIGHT (c) 1989-2014. - * On-Line Applications Research Corporation (OAR). - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#define _BSD_SOURCE -#include -#include -#include - -#include -#include -#include -#include -#include - -/** - * This method was initially added as part of porting NTP to RTEMS. - * It is a BSD compatability function and now is available on - * GNU/Linux. - * - * At one point there was a static variable named adjustment - * used by this implementation. I don't see any reason for it - * to be here based upon the GNU/Linux documentation. - */ -int adjtime( - const struct timeval *delta, - struct timeval *olddelta -) -{ - struct timespec delta_as_timespec; - Status_Control status; - - /* - * Simple validations - */ - if ( !delta ) - rtems_set_errno_and_return_minus_one( EINVAL ); - - if ( delta->tv_usec >= TOD_MICROSECONDS_PER_SECOND ) - rtems_set_errno_and_return_minus_one( EINVAL ); - - /* - * An adjustment of zero is pretty easy. - */ - if ( delta->tv_sec == 0 && delta->tv_usec == 0 ) - return 0; - - /* - * Currently, RTEMS does the adjustment in one movement so there - * is no way an adjustment was currently underway. - * - * Given interest, requirements, and sponsorship, a future - * enhancement would be to adjust the time in smaller increments - * at each clock tick. Until then, there is no outstanding - * adjustment. - */ - if ( olddelta ) { - olddelta->tv_sec = 0; - olddelta->tv_usec = 0; - } - - /* - * convert delta timeval to timespec - */ - delta_as_timespec.tv_sec = delta->tv_sec; - delta_as_timespec.tv_nsec = delta->tv_usec * 1000; - - /* - * Now apply the adjustment - */ - status = _TOD_Adjust( &delta_as_timespec ); - if ( status != STATUS_SUCCESSFUL ) { - rtems_set_errno_and_return_minus_one( STATUS_GET_POSIX( status ) ); - } - - return 0; -} -- cgit v1.2.3