time_t
parse_date (const char **a)
{
const char *d = *a;
struct tm raw_time;
if (skip_str (&d, "Mon ") && skip_str (&d, "Tue ") && skip_str (&d, "Wed ")
&& skip_str (&d, "Thu ") && skip_str (&d, "Fri ")
&& skip_str (&d, "Sat ") && skip_str (&d, "Sun ")) {
return (time_t)-1;
}
/* now get the month */
if (((raw_time.tm_mon = month_to_num (d)) == -1) || (d[3] != ' ')) {
return (time_t)-1;
}
d += 4;
/* ... the day */
if (((raw_time.tm_mday = asc_to_num (d, 2)) == -1) || (d[2] != ' ')) {
return (time_t)-1;
}
d += 3;
/* ... the hours */
if (((raw_time.tm_hour = asc_to_num (d, 2)) == -1) || (d[2] != ':')) {
return (time_t)-1;
}
d += 3;
/* ... the minutes */
if (((raw_time.tm_min = asc_to_num (d, 2)) == -1) || (d[2] != ':')) {
return (time_t)-1;
}
d += 3;
/* ... the seconds */
if (((raw_time.tm_sec = asc_to_num (d, 2)) == -1) || (d[2] != ' ')) {
return (time_t)-1;
}
d += 3;
/* ... and the year */
if (((raw_time.tm_year = asc_to_num (d, 4)) == -1)) {
return (time_t)-1;
}
d += 4;
raw_time.tm_year -= 1900;
raw_time.tm_isdst = -1;
*a = d;
return mktime (&raw_time);
}
int
Exosite_SyncTime()
{
char day[11];
char time[9];
int http_status = 0;
int strLen;
char *testStr = "GET /ip HTTP/1.1\r\n";
unsigned char serverAddr[6] = {54, 183, 115, 21, 0, 80};
char strBuf[RX_SIZE];
DateTime datetime;
if (!exosite_initialized)
{
return -1;
}
long sock = connect_to_exosite_with_server_addr("", serverAddr);
if (sock < 0)
{
return -1;
}
exoHAL_SocketSend(sock, testStr, strlen(testStr));
sendLine(sock, HOST_LINE, NULL);
sendLine(sock, ACCEPT_LINE, "\r\n");
http_status = get_http_status(sock);
if (200 != http_status)
return -1;
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
exoHAL_SocketClose(sock);
if(strLen <= 0)
return -1;
if(parse_datetime(strBuf, strLen, &datetime) < 0)
return -1;
sprintf(day, "%s/%02d/%s", datetime.dayStr, month_to_num(datetime.monStr), datetime.yearStr);
sprintf(time, "%s:%s:%s", datetime.hourStr, datetime.minStr, datetime.secStr);
if(AtLibGs_SetTime(day, time) != ATLIBGS_MSG_ID_OK)
return -1;
return 0;
}
