int16_t parse_cmd_ntp_status(char *cmd, char *output, uint16_t len)
{
uint32_t last_sync = clock_last_sync();
int16_t last_delta = clock_last_delta();
uint16_t ntp_timer = clock_last_ntp();
uint16_t dcf_counter = clock_dcf_count();
uint16_t ntp_counter = clock_ntp_count();
return ECMD_FINAL(snprintf_P(output,len,PSTR("Update:%lu\ndelta:%d\nOCR1A:%u\nDCF/NTP:%d/%d\nResyn:%d"), last_sync, last_delta, OCR1A, dcf_counter, ntp_counter, ntp_timer));
}
int16_t parse_cmd_ntp_status(char *cmd, char *output, uint16_t len)
{
/* trick: use bytes on cmd as "connection specific static variables" */
if (cmd[0] != ECMD_STATE_MAGIC) { /* indicator flag: real invocation: 0 */
cmd[0] = ECMD_STATE_MAGIC; /* continuing call: 23 */
cmd[1] = 0; /* counter for output lines */
}
else {
cmd[1]++; /* iterate to next output line */
}
enum {
CNT_UPDATE = 0,
CNT_DELTA,
CNT_OCR1A,
CNT_DCFNTP,
CNT_RESYN,
CNT_LAST = CNT_RESYN
};
switch (cmd[1]) {
case CNT_UPDATE:
return ECMD_AGAIN(snprintf_P(output, len, PSTR("Update: %lu"),
clock_last_sync()));
case CNT_DELTA:
return ECMD_AGAIN(snprintf_P(output, len, PSTR("Delta: %+d"),
clock_last_delta()));
case CNT_OCR1A:
return ECMD_AGAIN(snprintf_P(output, len, PSTR("OCR1A: %u"), TC1_COUNTER_COMPARE));
case CNT_DCFNTP:
return ECMD_AGAIN(snprintf_P(output, len, PSTR("DCF/NTP: %u/%u"),
clock_dcf_count(), clock_ntp_count()));
case CNT_RESYN:
return ECMD_FINAL(snprintf_P(output, len, PSTR("Resync: %u"),
clock_last_ntp()));
}
return ECMD_FINAL_OK; /* never reached */
}