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test: probe existing SYS clock access and AT time queries from APP

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chenjintao
2026-10-26 16:25:19 +08:00
parent 07525225cb
commit f8df812f45
7 changed files with 277 additions and 21 deletions
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ql-application/threadx/interface/custom_app/app_nitz_test.c
+21 -11
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@@ -7,6 +7,7 @@
#include "ql_nw.h"
#include "ql_rtc.h"
#include "app_nitz_test.h"
#include "app_sys_time_probe.h"
/* SDK wrapper uses the same PMIC timezone as time(); no libc TZ assumptions. */
extern struct tm *ql_localtime_r(const time_t *, struct tm *);
@@ -52,13 +53,14 @@ static int two_digits(const char *s)
return (s[0] - '0') * 10 + s[1] - '0';
}
/* Accept SDK documented "YY/MM/DD HH:MM:SS +32 00" and compact
/* Accept actual "YY/MM/DD HH:MM:SS 32 0", documented signed format, and compact
* "YY/MM/DD,HH:MM:SS+32". NITZ UT is UTC; zone is metadata, not subtracted.
* abs_time/leap_sec have insufficient documented semantics to use as epoch. */
static int parse_nitz(const char *s, time_t *epoch, int *zone)
{
size_t n = strlen(s), pos = 17;
int yy, mo, dd, hh, mm, ss, q, dst;
int yy, mo, dd, hh, mm, ss, q, dst, negative = 0;
size_t start;
long long value;
if (n < 20 || s[2] != '/' || s[5] != '/' ||
(s[8] != ' ' && s[8] != ',') || s[11] != ':' || s[14] != ':') return -1;
@@ -66,16 +68,23 @@ static int parse_nitz(const char *s, time_t *epoch, int *zone)
hh = two_digits(s + 9); mm = two_digits(s + 12); ss = two_digits(s + 15);
if (yy < 0 || calendar_epoch(2000 + yy, mo, dd, hh, mm, ss, &value) != 0 ||
value < MIN_EPOCH || value > MAX_EPOCH) return -2;
/* Actual SDK output is also "26/10/26 08:00:10 32 0". */
if (s[pos] == ' ') ++pos;
if (n < pos + 3 || (s[pos] != '+' && s[pos] != '-')) return -3;
q = two_digits(s + pos + 1);
if (q < 0 || q > 56 || (s[pos] == '-' && q > 48)) return -3;
*zone = s[pos] == '-' ? -q : q;
pos += 3;
else if (s[pos] != '+' && s[pos] != '-') return -3;
if (s[pos] == '+' || s[pos] == '-') negative = s[pos++] == '-';
start = pos;
q = 0;
while (pos < n && s[pos] >= '0' && s[pos] <= '9' && pos - start < 2)
q = q * 10 + s[pos++] - '0';
if (pos == start || q > 56 || (negative && q > 48)) return -3;
*zone = negative ? -q : q;
if (pos < n) {
if (n != pos + 3 || s[pos] != ' ') return -4;
dst = two_digits(s + pos + 1);
if (dst < 0 || dst > 2) return -4;
if (s[pos++] != ' ') return -4;
start = pos;
dst = 0;
while (pos < n && s[pos] >= '0' && s[pos] <= '9' && pos - start < 2)
dst = dst * 10 + s[pos++] - '0';
if (pos == start || pos != n || dst > 2) return -4;
}
*epoch = (time_t)value;
return 0;
@@ -177,7 +186,8 @@ static void nitz_test_worker(void *arg)
long long advance, elapsed, drift;
unsigned int span;
(void)arg;
printf("[APP-NITZ-TEST] begin version=1 source=operator_nitz ntp=off\r\n");
app_sys_time_probe_run();
printf("[APP-NITZ-TEST] begin version=2 source=operator_nitz ntp=off\r\n");
if (!m_get_api_ptr || !m_get_api_ptr("ql_nw_get_nitz_time_info") ||
!m_get_api_ptr("ql_localtime_r") || !m_get_api_ptr("ql_rtc_set_time") ||
!m_get_api_ptr("ql_rtc_get_time")) {