!1064 feat：内核time模块RTC与settimeofday接口逻辑修复

Merge pull request !1064 from zhangdengyu/RTC0515

kal/posix/src/time.c

@@ -613,11 +613,22 @@ struct tm *gmtime(const time_t *timer)
 
 struct tm *localtime_r(const time_t *timep, struct tm *result)
 {
+    INT32 ret;
+
     if ((timep == NULL) || (result == NULL)) {
         errno = EFAULT;
         return NULL;
     }
-    if (!ConvertSecs2Utc(*timep, -TIMEZONE, result)) {
+
+    if (g_rtcTimeFunc.RtcGetTimezoneHook != NULL) {
+        INT32 tempTimezone = 0;
+        g_rtcTimeFunc.RtcGetTimezoneHook(&tempTimezone);
+        ret = ConvertSecs2Utc(*timep, -tempTimezone, result);
+    } else {
+        ret = ConvertSecs2Utc(*timep, -TIMEZONE, result);
+    }
+
+    if (!ret) {
         errno = EINVAL;
         return NULL;
     }
@@ -660,7 +671,14 @@ static time_t ConvertUtc2Secs(struct tm *tm)
     seconds += (tm->tm_mday - 1) * SECS_PER_DAY;
     seconds += tm->tm_hour * SECS_PER_HOUR + tm->tm_min * SECS_PER_MIN + tm->tm_sec;
 
-    seconds += TIMEZONE;
+    if (g_rtcTimeFunc.RtcGetTimezoneHook != NULL) {
+        INT32 tempTimezone = 0;
+        g_rtcTimeFunc.RtcGetTimezoneHook(&tempTimezone);
+        seconds += tempTimezone;
+    } else {
+        seconds += TIMEZONE;
+    }
+
     return seconds;
 }
 
@@ -686,7 +704,14 @@ time_t mktime(struct tm *tmptr)
     }
     timeInSeconds = ConvertUtc2Secs(tmptr);
     /* normalize tm_wday and tm_yday */
-    ConvertSecs2Utc(timeInSeconds, -TIMEZONE, tmptr);
+    if (g_rtcTimeFunc.RtcGetTimezoneHook != NULL) {
+        INT32 tempTimezone = 0;
+        g_rtcTimeFunc.RtcGetTimezoneHook(&tempTimezone);
+        ConvertSecs2Utc(timeInSeconds, -tempTimezone, tmptr);
+    } else {
+        ConvertSecs2Utc(timeInSeconds, -TIMEZONE, tmptr);
+    }
+
     return timeInSeconds;
 }
 
@@ -718,7 +743,7 @@ int gettimeofday(struct timeval *tv, void *ptz)
             tv->tv_usec = ts.tv_nsec / OS_SYS_NS_PER_US;
         }
     }
-	
+
     if (tz != NULL) {
         if (g_rtcTimeFunc.RtcGetTimezoneHook != NULL) {
             INT32 tempTimezone = 0;
@@ -740,12 +765,12 @@ int settimeofday(const struct timeval *tv, const struct timezone *tz)
 {
     struct timespec ts;
 
-    if (tv == NULL) {
+    if ((tv == NULL) && (tz == NULL)) {
         errno = EFAULT;
         return -1;
     }
 
-    if (tv->tv_usec >= OS_SYS_US_PER_SECOND) {
+    if ((tv != NULL) && (tv->tv_usec >= OS_SYS_US_PER_SECOND)) {
         errno = EINVAL;
         return -1;
     }
@@ -764,18 +789,20 @@ int settimeofday(const struct timeval *tv, const struct timezone *tz)
         }
     }
 
-    if (g_rtcTimeFunc.RtcSetTimeHook != NULL) {
+    if (tv != NULL) {
-        UINT64 usec;
+        if (g_rtcTimeFunc.RtcSetTimeHook != NULL) {
-        g_rtcTimeBase = tv->tv_sec * OS_SYS_MS_PER_SECOND + tv->tv_usec / OS_SYS_MS_PER_SECOND;
+            UINT64 usec;
-        usec = tv->tv_sec * OS_SYS_US_PER_SECOND + tv->tv_usec;
+            g_rtcTimeBase = tv->tv_sec * OS_SYS_MS_PER_SECOND + tv->tv_usec / OS_SYS_MS_PER_SECOND;
-        if (-1 == g_rtcTimeFunc.RtcSetTimeHook(g_rtcTimeBase, &usec)) {
+            usec = tv->tv_sec * OS_SYS_US_PER_SECOND + tv->tv_usec;
-            return -1;
+            if (g_rtcTimeFunc.RtcSetTimeHook(g_rtcTimeBase, &usec) < 0) {
-        }
+                return -1;
-    } else {
+            }
-        ts.tv_sec = tv->tv_sec;
+        } else {
-        ts.tv_nsec = tv->tv_usec * OS_SYS_NS_PER_US;
+            ts.tv_sec = tv->tv_sec;
-        if (-1 == clock_settime(CLOCK_REALTIME, &ts)) {
+            ts.tv_nsec = tv->tv_usec * OS_SYS_NS_PER_US;
-            return -1;
+            if (clock_settime(CLOCK_REALTIME, &ts) < 0) {
+                return -1;
+            }
         }
     }
 

testsuites/unittest/posix/src/time/time_func_test_01.c

@@ -293,6 +293,42 @@ LITE_TEST_CASE(PosixTimeFuncTestSuite, testTimeLocaltime002, Function | MediumTe
     return 0;
 }
 
+/* *
+ * @tc.number     SUB_KERNEL_TIME_LOCALTIME_003
+ * @tc.name       test settimeofday api
+ * @tc.desc       [C- SOFTWARE -0200]
+ */
+LITE_TEST_CASE(PosixTimeFuncTestSuite, testTimeLocaltime003, Function | MediumTest | Level1)
+{
+    char cTime[32]; /* 32, no special meaning */
+    time_t tStart;
+    time_t tEnd;
+    struct timezone tz;
+    struct timeval timeSet = {
+        .tv_sec = 86399,    /* 86399, no special meaning */
+        .tv_usec = 0
+    };
+
+    int ret = gettimeofday(NULL, &tz);
+    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
+
+    ret = settimeofday(&timeSet, &tz);
+    time(&tStart);
+    sleep(2);   /* 2, sleep time */
+    time(&tEnd);
+    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
+
+    struct tm *tmStart = localtime(&tStart);
+    strftime(cTime, sizeof(cTime), "%H:%M:%S", tmStart);
+    ICUNIT_ASSERT_STRING_EQUAL(cTime, "07:59:59", 0);
+    LOG("\n time_t=%lld, first time:%s", tStart, cTime);
+    struct tm *tmEnd = localtime(&tEnd);
+    strftime(cTime, sizeof(cTime), "%H:%M:%S", tmEnd);
+    ICUNIT_ASSERT_STRING_EQUAL(cTime, "08:00:01", 0);
+    LOG("\n time_t=%lld, first time:%s", tEnd, cTime);
+    return 0;
+}
+
 /* *
  * @tc.number     SUB_KERNEL_TIME_LOCALTIMER_001
  * @tc.name       localtime_r api base test
@@ -593,6 +629,7 @@ void PosixTimeFuncTest(void)
 #if (LOSCFG_LIBC_MUSL == 1)
     RUN_ONE_TESTCASE(testTimeLocaltime001);
     RUN_ONE_TESTCASE(testTimeLocaltime002);
+    RUN_ONE_TESTCASE(testTimeLocaltime003);
     RUN_ONE_TESTCASE(testTimeLocaltimer001);
     RUN_ONE_TESTCASE(testTimeLocaltimer002);
 #endif