[rtc] use gmtime_r to replace gmtime

bsp/acm32/acm32f0x0-nucleo/drivers/drv_rtc.c

@@ -49,21 +49,21 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)
 {
     RTC_TimeTypeDef RTC_TimeStruct = {0};
     RTC_DateTypeDef RTC_DateStruct = {0};
-    struct tm *p_tm;
+    struct tm now;
 
-    p_tm = gmtime(&time_stamp);
-    if (p_tm->tm_year < 100)
+    gmtime_r(&time_stamp, &now);
+    if (now.tm_year < 100)
     {
         return -RT_ERROR;
     }
 
-    RTC_TimeStruct.u8_Seconds = dec2hex(p_tm->tm_sec);
-    RTC_TimeStruct.u8_Minutes = dec2hex(p_tm->tm_min);
-    RTC_TimeStruct.u8_Hours   = dec2hex(p_tm->tm_hour);
-    RTC_DateStruct.u8_Date    = dec2hex(p_tm->tm_mday);
-    RTC_DateStruct.u8_Month   = dec2hex(p_tm->tm_mon + 1);
-    RTC_DateStruct.u8_Year    = dec2hex(p_tm->tm_year - 100);
-    RTC_DateStruct.u8_WeekDay = dec2hex(p_tm->tm_wday) + 1;
+    RTC_TimeStruct.u8_Seconds = dec2hex(now.tm_sec);
+    RTC_TimeStruct.u8_Minutes = dec2hex(now.tm_min);
+    RTC_TimeStruct.u8_Hours   = dec2hex(now.tm_hour);
+    RTC_DateStruct.u8_Date    = dec2hex(now.tm_mday);
+    RTC_DateStruct.u8_Month   = dec2hex(now.tm_mon + 1);
+    RTC_DateStruct.u8_Year    = dec2hex(now.tm_year - 100);
+    RTC_DateStruct.u8_WeekDay = dec2hex(now.tm_wday) + 1;
 
     HAL_RTC_SetTime(&RTC_TimeStruct);
     HAL_RTC_SetDate(&RTC_DateStruct);

bsp/apollo2/board/rtc.c

@@ -38,7 +38,7 @@ static rt_err_t rt_rtc_control(rt_device_t dev, int cmd, void *args)
 {
     time_t *time;
     struct tm time_temp;
-    struct tm* time_new;
+    struct tm time_new;
     am_hal_rtc_time_t hal_time;
 
     RT_ASSERT(dev != RT_NULL);
@@ -71,16 +71,16 @@ static rt_err_t rt_rtc_control(rt_device_t dev, int cmd, void *args)
 
         case RT_DEVICE_CTRL_RTC_SET_TIME:
             time = (time_t *)args;
-            time_new = gmtime(time);
+            gmtime_r(time, &time_new);
 
-            hal_time.ui32Hour = time_new->tm_hour;
-            hal_time.ui32Minute = time_new->tm_min;
-            hal_time.ui32Second = time_new->tm_sec;
+            hal_time.ui32Hour = time_new.tm_hour;
+            hal_time.ui32Minute = time_new.tm_min;
+            hal_time.ui32Second = time_new.tm_sec;
             hal_time.ui32Hundredths = 00;
-            hal_time.ui32Weekday = time_new->tm_wday;
-            hal_time.ui32DayOfMonth = time_new->tm_mday;
-            hal_time.ui32Month = time_new->tm_mon + 1;
-            hal_time.ui32Year = time_new->tm_year + 1900 - 2000;
+            hal_time.ui32Weekday = time_new.tm_wday;
+            hal_time.ui32DayOfMonth = time_new.tm_mday;
+            hal_time.ui32Month = time_new.tm_mon + 1;
+            hal_time.ui32Year = time_new.tm_year + 1900 - 2000;
             hal_time.ui32Century = 0;
 
             am_hal_rtc_time_set(&hal_time);

bsp/at32/libraries/rt_drivers/drv_rtc.c

@@ -49,22 +49,22 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)
 {
 #if defined (SOC_SERIES_AT32F435) || defined (SOC_SERIES_AT32F437) || \
     defined (SOC_SERIES_AT32F415)
-    struct tm *p_tm;
+    struct tm now;
 
-    p_tm = gmtime(&time_stamp);
-    if (p_tm->tm_year < 100)
+    gmtime_r(&time_stamp, &now);
+    if (now.tm_year < 100)
     {
         return -RT_ERROR;
     }
 
     /* set time */
-    if(ertc_time_set(p_tm->tm_hour, p_tm->tm_min, p_tm->tm_sec, ERTC_AM) != SUCCESS)
+    if(ertc_time_set(now.tm_hour, now.tm_min, now.tm_sec, ERTC_AM) != SUCCESS)
     {
         return -RT_ERROR;
     }
 
     /* set date */
-    if(ertc_date_set(p_tm->tm_year - 100, p_tm->tm_mon + 1, p_tm->tm_mday, p_tm->tm_wday + 1) != SUCCESS)
+    if(ertc_date_set(now.tm_year - 100, now.tm_mon + 1, now.tm_mday, now.tm_wday + 1) != SUCCESS)
     {
         return -RT_ERROR;
     }

bsp/essemi/es32f0654/drivers/drv_rtc.c

@@ -55,9 +55,7 @@ static void __rtc_init(rtc_init_t *init)
 static rt_err_t es32f0_rtc_control(rt_device_t dev, int cmd, void *args)
 {
     rt_err_t result = RT_EOK;
-
     struct tm time_temp;
-    struct tm *pNow;
     rtc_date_t date;
     rtc_time_t time;
 
@@ -76,15 +74,7 @@ static rt_err_t es32f0_rtc_control(rt_device_t dev, int cmd, void *args)
         break;
 
     case RT_DEVICE_CTRL_RTC_SET_TIME:
-
-        rt_enter_critical();
-        /* converts calendar time time into local time. */
-        pNow = gmtime((const time_t *)args);
-        /* copy the statically located variable */
-        memcpy(&time_temp, pNow, sizeof(struct tm));
-        /* unlock scheduler. */
-        rt_exit_critical();
-
+        gmtime_r((const time_t *)args, &time_temp);
         time.hour = time_temp.tm_hour;
         time.minute = time_temp.tm_min;
         time.second = time_temp.tm_sec;

bsp/essemi/es32f369x/drivers/drv_rtc.c

@@ -54,9 +54,7 @@ static void __rtc_init(rtc_init_t *init)
 static rt_err_t es32f0_rtc_control(rt_device_t dev, int cmd, void *args)
 {
     rt_err_t result = RT_EOK;
-
     struct tm time_temp;
-    struct tm *pNow;
     rtc_date_t date;
     rtc_time_t time;
 
@@ -75,15 +73,7 @@ static rt_err_t es32f0_rtc_control(rt_device_t dev, int cmd, void *args)
         break;
 
     case RT_DEVICE_CTRL_RTC_SET_TIME:
-
-        rt_enter_critical();
-        /* converts calendar time time into local time. */
-        pNow = gmtime((const time_t *)args);
-        /* copy the statically located variable */
-        memcpy(&time_temp, pNow, sizeof(struct tm));
-        /* unlock scheduler. */
-        rt_exit_critical();
-
+        gmtime_r((const time_t *)args, &time_temp);
         time.hour = time_temp.tm_hour;
         time.minute = time_temp.tm_min;
         time.second = time_temp.tm_sec;

bsp/imxrt/libraries/drivers/drv_rtc.c

@@ -45,18 +45,18 @@ static time_t get_timestamp(void)
 
 static int set_timestamp(time_t timestamp)
 {
-    struct tm *p_tm;
+    struct tm now;
     snvs_hp_rtc_datetime_t rtcDate = {0};
 
-    p_tm = gmtime(&timestamp);
+    gmtime_r(&timestamp, &now);
 
-    rtcDate.second = p_tm->tm_sec ;
-    rtcDate.minute = p_tm->tm_min ;
-    rtcDate.hour   = p_tm->tm_hour;
+    rtcDate.second = now.tm_sec ;
+    rtcDate.minute = now.tm_min ;
+    rtcDate.hour   = now.tm_hour;
 
-    rtcDate.day    = p_tm->tm_mday;
-    rtcDate.month  = p_tm->tm_mon  + 1;
-    rtcDate.year   = p_tm->tm_year + 1900;
+    rtcDate.day    = now.tm_mday;
+    rtcDate.month  = now.tm_mon  + 1;
+    rtcDate.year   = now.tm_year + 1900;
 
     if (SNVS_HP_RTC_SetDatetime(SNVS, &rtcDate) != kStatus_Success)
     {

bsp/loongson/ls1bdev/drivers/drv_uart.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -181,19 +181,19 @@ void rt_hw_uart_init(void)
     struct serial_configure config = RT_SERIAL_CONFIG_DEFAULT;
 
 #ifdef RT_USING_UART5
-		uart = &uart5;
-	
-		serial5.ops    = &ls1b_uart_ops;
-		serial5.config = config;
-	
-		rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial5, "UART5");
-	
-		/* register UART5 device */
-		rt_hw_serial_register(&serial5,
-							  "uart5",
-							  //RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_DMA_RX,
-							  RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
-							  uart);
+        uart = &uart5;
+
+        serial5.ops    = &ls1b_uart_ops;
+        serial5.config = config;
+
+        rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial5, "UART5");
+
+        /* register UART5 device */
+        rt_hw_serial_register(&serial5,
+                              "uart5",
+                              //RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_DMA_RX,
+                              RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+                              uart);
 #endif /* RT_USING_UART5 */
 
 

bsp/loongson/ls1cdev/drivers/display_controller.c

@@ -1,13 +1,13 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author           Notes
  * 2011-08-09     lgnq         first version for LS1B DC
  * 2015-07-06    chinesebear   modified for loongson 1c
- * 2018-01-06    sundm75       modified for smartloong 
+ * 2018-01-06    sundm75       modified for smartloong
  */
  #include <rtthread.h>
 
@@ -78,13 +78,13 @@ int caclulate_freq(rt_uint32_t  XIN, rt_uint32_t PCLK)
     pix_div = (pix_div>>24)&0xff;
     rt_kprintf("old pll_clk=%d, pix_div=%d\n", pll_clk, pix_div);
 
-    divider_int = pll_clk/(1000000) *PCLK/1000; 
+    divider_int = pll_clk/(1000000) *PCLK/1000;
     if(divider_int%1000>=500)
         divider_int = divider_int/1000+1;
     else
         divider_int = divider_int/1000;
     rt_kprintf("divider_int = %d\n", divider_int);
-    
+
     /* check whether divisor is too small. */
     if (divider_int < 1) {
         rt_kprintf("Warning: clock source is too slow.Try smaller resolution\n");
@@ -102,9 +102,9 @@ int caclulate_freq(rt_uint32_t  XIN, rt_uint32_t PCLK)
         regval &= ~0x80000030;    //PIX_DIV_VALID  PIX_SEL  置0
         regval &= ~(0x3f<<24);    //PIX_DIV 清零
         regval |= divider_int << 24;
-        PLL_DIV_PARAM = regval; 
+        PLL_DIV_PARAM = regval;
         regval |= 0x80000030;    //PIX_DIV_VALID  PIX_SEL  置1
-        PLL_DIV_PARAM = regval; 
+        PLL_DIV_PARAM = regval;
     }
     rt_kprintf("new PLL_FREQ=0x%x, PLL_DIV_PARAM=0x%x\n", PLL_FREQ, PLL_DIV_PARAM);
     rt_thread_delay(10);
@@ -115,11 +115,11 @@ static rt_err_t rt_dc_init(rt_device_t dev)
 {
     int i, out, mode=-1;
     int val;
-    
+
     rt_kprintf("PWM initied\n");
     /* Set the back light PWM. */
     pwminit();
-    
+
     for (i=0; i<sizeof(vga_mode)/sizeof(struct vga_struct); i++)
     {
         if (vga_mode[i].hr == FB_XSIZE && vga_mode[i].vr == FB_YSIZE)
@@ -140,7 +140,7 @@ static rt_err_t rt_dc_init(rt_device_t dev)
     DC_FB_CONFIG = 0x0;
     DC_FB_CONFIG = 0x3; //    // framebuffer configuration RGB565
     DC_DITHER_CONFIG = 0x0;  //颜色抖动配置寄存器
-    DC_DITHER_TABLE_LOW = 0x0; //颜色抖动查找表低位寄存器 
+    DC_DITHER_TABLE_LOW = 0x0; //颜色抖动查找表低位寄存器
     DC_DITHER_TABLE_HIGH = 0x0; //颜色抖动查找表高位寄存器
     DC_PANEL_CONFIG = 0x80001311; //液晶面板配置寄存器
     DC_PANEL_TIMING = 0x0;
@@ -165,10 +165,10 @@ static rt_err_t rt_dc_init(rt_device_t dev)
 #elif defined(CONFIG_VIDEO_12BPP)
     DC_FB_CONFIG = 0x00100101;
     DC_FB_BUFFER_STRIDE =  (FB_XSIZE*2+255)&(~255);
-#else  
+#else
     DC_FB_CONFIG = 0x00100104;
     DC_FB_BUFFER_STRIDE = (FB_XSIZE*4+255)&(~255);
-#endif 
+#endif
     return RT_EOK;
 }
 
@@ -200,7 +200,7 @@ static rt_err_t rt_dc_control(rt_device_t dev, int cmd, void *args)
         break;
     case RTGRAPHIC_CTRL_POWEROFF:
         break;
-    case RTGRAPHIC_CTRL_GET_INFO:        
+    case RTGRAPHIC_CTRL_GET_INFO:
         rt_memcpy(args, &_dc_info, sizeof(_dc_info));
         break;
     case RTGRAPHIC_CTRL_SET_MODE:
@@ -213,7 +213,7 @@ static rt_err_t rt_dc_control(rt_device_t dev, int cmd, void *args)
 void rt_hw_dc_init(void)
 {
     rt_device_t dc = rt_malloc(sizeof(struct rt_device));
-    if (dc == RT_NULL) 
+    if (dc == RT_NULL)
     {
         rt_kprintf("dc == RT_NULL\n");
         return; /* no memory yet */
@@ -232,10 +232,10 @@ void rt_hw_dc_init(void)
     dc->close = RT_NULL;
     dc->control = rt_dc_control;
     dc->user_data = (void*)&_dc_info;
-    
+
     /* register Display Controller device to RT-Thread */
     rt_device_register(dc, "dc", RT_DEVICE_FLAG_RDWR);
-    
+
     rt_device_init(dc);
 }
 
@@ -250,7 +250,7 @@ int rtgui_lcd_init(void)
 
     pin_set_purpose(76, PIN_PURPOSE_OTHER);
     pin_set_remap(76, PIN_REMAP_DEFAULT);
-    
+
      /* init Display Controller */
     rt_hw_dc_init();
 
@@ -259,7 +259,7 @@ int rtgui_lcd_init(void)
 
     /* set Display Controller device as rtgui graphic driver */
     rtgui_graphic_set_device(dc);
-    
+
     return 0;
 }