/*****************************************************************************
*
* ntpq_get_sysvars
*
* The system variables of a NTP host can be requested by using this function
* and afterwards using ntpq_get_sysvar to read the single variable values.
*
****************************************************************************
* Parameters:
* - none -
*
* Returns:
* int nonzero if the variable set could be read
* - OR -
* 0 (zero) if an error occured and the sysvars
* could not be read
****************************************************************************/
int ntpq_get_sysvars( void )
{
sysvarlen = ( ntpq_read_sysvars( sysvars, sizeof(sysvars )) );
if ( sysvarlen <= 0 ) {
return 0;
} else {
return 1;
}
}
/*****************************************************************************
*
* ntpq_get_sysvars
*
* The system variables of a NTP host can be requested by using this function
* and afterwards using ntpq_get_sysvar to read the single variable values.
*
****************************************************************************
* Parameters:
* - none -
*
* Returns:
* int nonzero if the variable set could be read
* - OR -
* 0 (zero) if an error occured and the sysvars
* could not be read
****************************************************************************/
int
ntpq_get_sysvars(void)
{
sysvarlen = ntpq_read_sysvars(sysvars, sizeof(sysvars));
if (sysvarlen <= 0)
return 0;
else
return 1;
}
size_t
read_ntp_value(
const char * variable,
char * value,
size_t valuesize
)
{
size_t sv_len;
char sv_data[NTPQ_BUFLEN];
memset(sv_data, 0, sizeof(sv_data));
sv_len = ntpq_read_sysvars(sv_data, sizeof(sv_data));
if (0 == sv_len)
return 0;
else
return ntpq_getvar(sv_data, sv_len, variable, value,
valuesize);
}