/*
* Common defines/structures/etc... for applets that need to work with the RTC.
*
- * Licensed under the GPL-2 or later.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
-#ifndef _BB_RTC_H_
-#define _BB_RTC_H_
+#ifndef BB_RTC_H
+#define BB_RTC_H 1
#include "libbb.h"
-#if __GNUC_PREREQ(4,1)
-# pragma GCC visibility push(hidden)
-#endif
+PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
+
+int rtc_adjtime_is_utc(void) FAST_FUNC;
+int rtc_xopen(const char **default_rtc, int flags) FAST_FUNC;
+void rtc_read_tm(struct tm *ptm, int fd) FAST_FUNC;
+time_t rtc_tm2time(struct tm *ptm, int utc) FAST_FUNC;
-extern int rtc_adjtime_is_utc(void) FAST_FUNC;
-extern int rtc_xopen(const char **default_rtc, int flags) FAST_FUNC;
-extern time_t rtc_read_time(int fd, int utc) FAST_FUNC;
/*
* Everything below this point has been copied from linux/rtc.h
};
struct linux_rtc_wkalrm {
- unsigned char enabled; /* 0 = alarm disabled, 1 = alarm enabled */
+ unsigned char enabled; /* 0 = alarm disabled, 1 = alarm enabled */
unsigned char pending; /* 0 = alarm not pending, 1 = alarm pending */
- struct linux_rtc_time time; /* time the alarm is set to */
+ struct linux_rtc_time time; /* time the alarm is set to */
};
/*
* ioctl calls that are permitted to the /dev/rtc interface, if
* any of the RTC drivers are enabled.
*/
+#define RTC_AIE_ON _IO('p', 0x01) /* Alarm int. enable on */
+#define RTC_AIE_OFF _IO('p', 0x02) /* ... off */
+#define RTC_UIE_ON _IO('p', 0x03) /* Update int. enable on */
+#define RTC_UIE_OFF _IO('p', 0x04) /* ... off */
+#define RTC_PIE_ON _IO('p', 0x05) /* Periodic int. enable on */
+#define RTC_PIE_OFF _IO('p', 0x06) /* ... off */
+#define RTC_WIE_ON _IO('p', 0x0f) /* Watchdog int. enable on */
+#define RTC_WIE_OFF _IO('p', 0x10) /* ... off */
-#define RTC_AIE_ON _IO('p', 0x01) /* Alarm int. enable on */
-#define RTC_AIE_OFF _IO('p', 0x02) /* ... off */
-#define RTC_UIE_ON _IO('p', 0x03) /* Update int. enable on */
-#define RTC_UIE_OFF _IO('p', 0x04) /* ... off */
-#define RTC_PIE_ON _IO('p', 0x05) /* Periodic int. enable on */
-#define RTC_PIE_OFF _IO('p', 0x06) /* ... off */
-#define RTC_WIE_ON _IO('p', 0x0f) /* Watchdog int. enable on */
-#define RTC_WIE_OFF _IO('p', 0x10) /* ... off */
+#define RTC_ALM_SET _IOW('p', 0x07, struct linux_rtc_time) /* Set alarm time */
+#define RTC_ALM_READ _IOR('p', 0x08, struct linux_rtc_time) /* Read alarm time */
+#define RTC_RD_TIME _IOR('p', 0x09, struct linux_rtc_time) /* Read RTC time */
+#define RTC_SET_TIME _IOW('p', 0x0a, struct linux_rtc_time) /* Set RTC time */
+#define RTC_IRQP_READ _IOR('p', 0x0b, unsigned long) /* Read IRQ rate */
+#define RTC_IRQP_SET _IOW('p', 0x0c, unsigned long) /* Set IRQ rate */
+#define RTC_EPOCH_READ _IOR('p', 0x0d, unsigned long) /* Read epoch */
+#define RTC_EPOCH_SET _IOW('p', 0x0e, unsigned long) /* Set epoch */
-#define RTC_ALM_SET _IOW('p', 0x07, struct linux_rtc_time) /* Set alarm time */
-#define RTC_ALM_READ _IOR('p', 0x08, struct linux_rtc_time) /* Read alarm time */
-#define RTC_RD_TIME _IOR('p', 0x09, struct linux_rtc_time) /* Read RTC time */
-#define RTC_SET_TIME _IOW('p', 0x0a, struct linux_rtc_time) /* Set RTC time */
-#define RTC_IRQP_READ _IOR('p', 0x0b, unsigned long) /* Read IRQ rate */
-#define RTC_IRQP_SET _IOW('p', 0x0c, unsigned long) /* Set IRQ rate */
-#define RTC_EPOCH_READ _IOR('p', 0x0d, unsigned long) /* Read epoch */
-#define RTC_EPOCH_SET _IOW('p', 0x0e, unsigned long) /* Set epoch */
-
-#define RTC_WKALM_SET _IOW('p', 0x0f, struct linux_rtc_wkalrm)/* Set wakeup alarm*/
-#define RTC_WKALM_RD _IOR('p', 0x10, struct linux_rtc_wkalrm)/* Get wakeup alarm*/
+#define RTC_WKALM_SET _IOW('p', 0x0f, struct linux_rtc_wkalrm)/* Set wakeup alarm*/
+#define RTC_WKALM_RD _IOR('p', 0x10, struct linux_rtc_wkalrm)/* Get wakeup alarm*/
/* interrupt flags */
#define RTC_IRQF 0x80 /* any of the following is active */
#define RTC_AF 0x20
#define RTC_UF 0x10
-#if __GNUC_PREREQ(4,1)
-# pragma GCC visibility pop
-#endif
+POP_SAVED_FUNCTION_VISIBILITY
#endif