1 files changed, 80 insertions, 3 deletions

diff --git a/arm9/lib/include/RTC_api.h b/arm9/lib/include/RTC_api.h
index d2577cdf..09efde7e 100644
--- a/arm9/lib/include/RTC_api.h
+++ b/arm9/lib/include/RTC_api.h
@@ -1,6 +1,29 @@
 #ifndef NITRO_RTC_API_H_
 #define NITRO_RTC_API_H_
 
+typedef enum RTCAlarmChan
+{
+    RTC_ALARM_CHAN_1 = 0,
+    RTC_ALARM_CHAN_2,
+    RTC_ALARM_CHAN_MAX
+}
+RTCAlarmChan;
+
+// Alarm status definitions
+typedef enum RTCAlarmStatus
+{
+    RTC_ALARM_STATUS_OFF = 0,
+    RTC_ALARM_STATUS_ON,
+    RTC_ALARM_STATUS_MAX
+}
+RTCAlarmStatus;
+
+#define     RTC_ALARM_ENABLE_NONE       0x0000
+#define     RTC_ALARM_ENABLE_WEEK       0x0001
+#define     RTC_ALARM_ENABLE_HOUR       0x0002
+#define     RTC_ALARM_ENABLE_MINUTE     0x0004
+#define     RTC_ALARM_ENABLE_ALL        ( RTC_ALARM_ENABLE_WEEK | RTC_ALARM_ENABLE_HOUR | RTC_ALARM_ENABLE_MINUTE )
+
 typedef enum RTCWeek
 {
     RTC_WEEK_SUNDAY = 0,
@@ -12,7 +35,7 @@ typedef enum RTCWeek
     RTC_WEEK_SATURDAY,
     RTC_WEEK_MAX
 }
-    RTCWeek;
+RTCWeek;
 
 typedef struct RTCDate
 {
@@ -21,7 +44,7 @@ typedef struct RTCDate
     u32 day;
     RTCWeek week;
 }
-    RTCDate;
+RTCDate;
 
 typedef struct RTCTime
 {
@@ -29,6 +52,60 @@ typedef struct RTCTime
     u32 minute;
     u32 second;
 }
-    RTCTime;
+RTCTime;
+
+typedef struct RTCAlarmParam
+{
+    RTCWeek week;                      // Day of the week
+    u32     hour;                      // Hour ( 0 ~ 23 )
+    u32     minute;                    // Minute ( 0 ~ 59 )
+    u32     enable;                    // Alarm enable flag ( RTC_ALARM_ENABLE_* )
+
+}
+RTCAlarmParam;
+
+typedef enum RTCResult
+{
+    RTC_RESULT_SUCCESS = 0,
+    RTC_RESULT_BUSY,
+    RTC_RESULT_ILLEGAL_PARAMETER,
+    RTC_RESULT_SEND_ERROR,
+    RTC_RESULT_INVALID_COMMAND,
+    RTC_RESULT_ILLEGAL_STATUS,
+    RTC_RESULT_FATAL_ERROR,
+    RTC_RESULT_MAX
+}
+RTCResult;
+
+typedef void (*RTCCallback) (RTCResult result, void *arg);
+typedef void (*RTCInterrupt) (void);
+
+void    RTC_Init(void);
+RTCResult RTC_GetDate(RTCDate *date);
+RTCResult RTC_GetTime(RTCTime *time);
+RTCResult RTC_GetDateTime(RTCDate *date, RTCTime *time);
+RTCResult RTC_SetDate(const RTCDate *date);
+RTCResult RTC_SetTime(const RTCTime *time);
+RTCResult RTC_SetDateTime(const RTCDate *date, const RTCTime *time);
+RTCResult RTC_GetAlarmStatus(RTCAlarmChan chan, RTCAlarmStatus *status);
+RTCResult RTC_GetAlarmParam(RTCAlarmChan chan, RTCAlarmParam *param);
+RTCResult RTC_SetAlarmStatus(RTCAlarmChan chan, const RTCAlarmStatus *status);
+RTCResult RTC_SetAlarmParam(RTCAlarmChan chan, const RTCAlarmParam *param);
+RTCResult RTC_GetDateAsync(RTCDate *date, RTCCallback callback, void *arg);
+RTCResult RTC_GetTimeAsync(RTCTime *time, RTCCallback callback, void *arg);
+RTCResult RTC_GetDateTimeAsync(RTCDate *date, RTCTime *time, RTCCallback callback, void *arg);
+RTCResult RTC_SetDateAsync(const RTCDate *date, RTCCallback callback, void *arg);
+RTCResult RTC_SetTimeAsync(const RTCTime *time, RTCCallback callback, void *arg);
+RTCResult RTC_SetDateTimeAsync(const RTCDate *date, const RTCTime *time, RTCCallback callback,
+                               void *arg);
+RTCResult RTC_GetAlarmStatusAsync(RTCAlarmChan chan, RTCAlarmStatus *status, RTCCallback callback,
+                                  void *arg);
+RTCResult RTC_GetAlarmParamAsync(RTCAlarmChan chan, RTCAlarmParam *param, RTCCallback callback,
+                                 void *arg);
+void    RTC_SetAlarmInterrupt(RTCInterrupt interrupt);
+RTCResult RTC_SetAlarmStatusAsync(RTCAlarmChan chan, const RTCAlarmStatus *status,
+                                  RTCCallback callback, void *arg);
+RTCResult RTC_SetAlarmParamAsync(RTCAlarmChan chan, const RTCAlarmParam *param,
+                                 RTCCallback callback, void *arg);
 
 #endif //NITRO_RTC_API_H_