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/*
* This test exercises the time of day services via the Classic
* and POSIX APIs to make sure they are consistent.
*
* COPYRIGHT (c) 1989-2009.
* 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.com/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tmacros.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <rtems.h>
#include <rtems/libio.h>
#include <sys/time.h>
#if !HAVE_DECL_ADJTIME
extern int adjtime(const struct timeval *delta, struct timeval *olddelta);
#endif
extern int _gettimeofday(struct timeval *__p, void *__tz);
void test_adjtime(void);
void check_a_tod(
rtems_time_of_day *the_tod
);
/*
* List of dates and times to test.
*/
#define NUMBER_OF_DATES 8
rtems_time_of_day Dates[ NUMBER_OF_DATES ] = {
/* YEAR, MONTH, DAY, HOUR, MINUTE, SECOND, TICKS */
{ 1988, 1, 1, 12, 45, 00, 0 },
{ 1988, 12, 31, 9, 00, 00, 0 },
{ 1999, 12, 31, 23, 55, 59, 0 },
{ 1999, 06, 30, 00, 01, 30, 0 },
{ 2000, 1, 1, 0, 15, 59, 0 },
{ 2005, 2, 2, 5, 10, 59, 0 },
{ 2010, 3, 3, 10, 5, 59, 0 },
{ 2020, 4, 4, 15, 0, 59, 0 },
};
/*
* Check out a single date and time
*/
void check_a_tod(
rtems_time_of_day *the_tod
)
{
rtems_status_code status;
rtems_time_of_day new_tod;
time_t a_time_t;
struct timeval tv;
struct tm *a_tm;
int result;
int i = 0;
print_time( "rtems_clock_set ", the_tod, "\n" );
status = rtems_clock_set( the_tod );
rtems_test_assert( !status );
do {
status = rtems_clock_get_tod( &new_tod );
rtems_test_assert( !status );
print_time( "rtems_clock_get_tod ", &new_tod, "\n" );
/* now do the posix time gets */
result = gettimeofday( &tv, 0 );
rtems_test_assert( result == 0 );
a_time_t = tv.tv_sec; /* ctime() takes a time_t */
printf( "gettimeofday: %s", ctime( &a_time_t) );
a_time_t = time( 0 );
printf( "time: %s", ctime( &a_time_t ) );
a_tm = localtime( &a_time_t );
printf( "localtime: %s", asctime( a_tm ) );
a_tm = gmtime( &a_time_t );
printf( "gmtime: %s\n", asctime( a_tm ) );
status = rtems_task_wake_after( rtems_clock_get_ticks_per_second() );
i++;
} while( i <= 3 );
}
void test_adjtime(void)
{
int sc;
rtems_status_code status;
struct timeval delta;
struct timeval olddelta;
rtems_time_of_day *the_tod;
rtems_time_of_day tod;
rtems_interval ticks;
the_tod = &Dates[0];
print_time( "rtems_clock_set ", the_tod, "\n" );
status = rtems_clock_set( the_tod );
rtems_test_assert( !status );
delta.tv_sec = 0;
delta.tv_usec = 0;
olddelta.tv_sec = 0;
olddelta.tv_usec = 0;
puts( "adjtime - NULL delta - EINVAL" );
sc = adjtime( NULL, &olddelta );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "adjtime - delta out of range - EINVAL" );
delta.tv_usec = 1000000000; /* 100 seconds worth */
sc = adjtime( &delta, &olddelta );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EINVAL );
puts( "adjtime - delta too small - do nothing" );
delta.tv_sec = 0;
delta.tv_usec = 1;
sc = adjtime( &delta, &olddelta );
rtems_test_assert( sc == 0 );
puts( "adjtime - delta too small - do nothing, olddelta=NULL" );
sc = adjtime( &delta, NULL );
rtems_test_assert( sc == 0 );
puts( "adjtime - delta of one second forward, olddelta=NULL" );
delta.tv_sec = 1;
delta.tv_usec = 0;
sc = adjtime( &delta, NULL );
rtems_test_assert( sc == 0 );
puts( "adjtime - delta of one second forward" );
delta.tv_sec = 1;
delta.tv_usec = 0;
sc = adjtime( &delta, &olddelta );
rtems_test_assert( sc == 0 );
puts( "adjtime - delta of almost two seconds forward" );
delta.tv_sec = 1;
delta.tv_usec = 1000000 - 1;
sc = adjtime( &delta, &olddelta );
rtems_test_assert( sc == 0 );
/*
* spin until over 1/2 of the way to the
*/
ticks = rtems_clock_get_ticks_per_second();
rtems_test_assert( ticks );
ticks /= 2;
do {
status = rtems_clock_get_tod( &tod );
rtems_test_assert( !status );
} while ( tod.ticks <= ticks );
puts( "adjtime - delta of almost one second forward which bumps second" );
delta.tv_sec = 0;
delta.tv_usec = 1000000 - 1;
sc = adjtime( &delta, &olddelta );
rtems_test_assert( sc == 0 );
status = rtems_clock_get_tod( &tod );
rtems_test_assert( !status );
print_time( "rtems_clock_get_tod ", &tod, "\n" );
}
/*
* main entry point to the test
*/
#if defined(__rtems__)
int test_main(void);
int test_main(void)
#else
int main(
int argc,
char **argv
)
#endif
{
int i;
int sc;
puts( "\n\n*** POSIX TIME OF DAY TEST ***" );
puts( "gettimeofday( NULL, NULL ) - EFAULT" );
sc = gettimeofday( NULL, NULL );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EFAULT );
puts( "_gettimeofday( NULL, NULL ) - EFAULT" );
sc = _gettimeofday( NULL, NULL );
rtems_test_assert( sc == -1 );
rtems_test_assert( errno == EFAULT );
test_adjtime();
/*
* Now test a number of dates
*/
i = 0;
while ( i < NUMBER_OF_DATES ) {
check_a_tod( &Dates[i] );
i++;
}
puts( "\n\n*** END OF TIME OF DAY TEST 01 ***" );
rtems_test_exit(0);
}
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