emailler/apps/date65.c
Oliver Schmidt 300ca8626a Make use of clock_settime().
clock_gettime(), clock_settime() and clock_getres() were added to the cc65 C libaries the other day.
2018-08-18 23:28:59 +02:00

117 lines
2.1 KiB
C

///////////////////////////////////////////
// https://www.epochconverter.com/timezones
#define TIMEZONE_CODE "CET"
#define TIMEZONE_SECS 3600
#define NTP_SERVER "pool.ntp.org"
///////////////////////////////////////////
#include <cc65.h>
#include <time.h>
#include <fcntl.h>
#include <conio.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "../inc/ip65.h"
void error_exit(void)
{
switch (ip65_error)
{
case IP65_ERROR_DEVICE_FAILURE:
printf("- No device found\n");
break;
case IP65_ERROR_ABORTED_BY_USER:
printf("- User abort\n");
break;
case IP65_ERROR_TIMEOUT_ON_RECEIVE:
printf("- Timeout\n");
break;
case IP65_ERROR_DNS_LOOKUP_FAILED:
printf("- Lookup failed\n");
break;
default:
printf("- Error $%X\n", ip65_error);
}
exit(EXIT_FAILURE);
}
void confirm_exit(void)
{
printf("\nPress any key ");
cgetc();
}
void main(void)
{
uint8_t drv_init = DRV_INIT_DEFAULT;
uint32_t server;
struct timespec time;
strncpy(_tz.tzname, TIMEZONE_CODE,
sizeof(_tz.tzname) - 1);
_tz.timezone = TIMEZONE_SECS;
if (doesclrscrafterexit())
{
atexit(confirm_exit);
}
#ifdef __APPLE2__
{
int file;
printf("\nSetting slot ");
file = open("ethernet.slot", O_RDONLY);
if (file != -1)
{
read(file, &drv_init, 1);
close(file);
drv_init &= ~'0';
}
printf("- %d\n", drv_init);
}
#endif
printf("\nInitializing ");
if (ip65_init(drv_init))
{
error_exit();
}
printf("- Ok\n\nObtaining IP address ");
if (dhcp_init())
{
error_exit();
}
printf("- Ok\n\nResolving %s ", NTP_SERVER);
server = dns_resolve(NTP_SERVER);
if (!server)
{
error_exit();
}
printf("- Ok\n\nGetting %s ", _tz.tzname);
time.tv_sec = sntp_get_time(server);
if (!time.tv_sec)
{
error_exit();
}
// Convert time from seconds since 1900 to
// seconds since 1970 according to RFC 868
time.tv_sec -= 2208988800UL;
printf("- %s", ctime(&time.tv_sec));
time.tv_nsec = 0;
clock_settime(CLOCK_REALTIME, &time);
}