From dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0 Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Tue, 3 Mar 2009 19:32:55 -0800
Subject: auto import from //depot/cupcake/@135843

---
 toolbox/alarm.c | 190 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 190 insertions(+)
 create mode 100644 toolbox/alarm.c

(limited to 'toolbox/alarm.c')

diff --git a/toolbox/alarm.c b/toolbox/alarm.c
new file mode 100644
index 0000000..9bd58aa
--- /dev/null
+++ b/toolbox/alarm.c
@@ -0,0 +1,190 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#include <time.h>
+#include <asm/ioctl.h>
+//#include <linux/rtc.h>
+#include <linux/android_alarm.h>
+
+int alarm_main(int argc, char *argv[])
+{
+	int c;
+    int res;
+	struct tm tm;
+	time_t t;
+	struct timespec ts;
+//	struct rtc_time rtc_time;
+	char strbuf[26];
+	int afd;
+	int nfd;
+//	struct timeval timeout = { 0, 0 };
+    int wait = 0;
+	fd_set rfds;
+	const char wake_lock_id[] = "alarm_test"; 
+	int waitalarmmask = 0;
+
+    int useutc = 0;
+	android_alarm_type_t alarmtype_low = ANDROID_ALARM_RTC_WAKEUP;
+	android_alarm_type_t alarmtype_high = ANDROID_ALARM_RTC_WAKEUP;
+	android_alarm_type_t alarmtype = 0;
+
+    do {
+        //c = getopt(argc, argv, "uw:");
+        c = getopt(argc, argv, "uwat:");
+        if (c == EOF)
+            break;
+        switch (c) {
+        case 'u':
+            useutc = 1;
+            break;
+		case 't':
+			alarmtype_low = alarmtype_high = strtol(optarg, NULL, 0);
+			break;
+		case 'a':
+			alarmtype_low = ANDROID_ALARM_RTC_WAKEUP;
+			alarmtype_high = ANDROID_ALARM_TYPE_COUNT - 1;
+			break;
+        case 'w':
+            //timeout.tv_sec = strtol(optarg, NULL, 0);
+            wait = 1;
+            break;
+        case '?':
+            fprintf(stderr, "%s: invalid option -%c\n",
+                argv[0], optopt);
+            exit(1);
+        }
+    } while (1);
+    if(optind + 2 < argc) {
+        fprintf(stderr,"%s [-uwa] [-t type] [seconds]\n", argv[0]);
+        return 1;
+    }
+
+    afd = open("/dev/alarm", O_RDWR);
+    if(afd < 0) {
+        fprintf(stderr, "Unable to open rtc: %s\n", strerror(errno));
+        return 1;
+    }
+
+    if(optind == argc) {
+		for(alarmtype = alarmtype_low; alarmtype <= alarmtype_high; alarmtype++) {
+			waitalarmmask |= 1U << alarmtype;
+		}
+#if 0
+        res = ioctl(fd, RTC_ALM_READ, &tm);
+        if(res < 0) {
+            fprintf(stderr, "Unable to read alarm: %s\n", strerror(errno));
+			return 1;
+        }
+#endif
+#if 0
+		t = timegm(&tm);
+        if(useutc)
+            gmtime_r(&t, &tm);
+        else
+            localtime_r(&t, &tm);
+#endif
+#if 0
+        asctime_r(&tm, strbuf);
+        printf("%s", strbuf);
+#endif
+    }
+    else if(optind + 1 == argc) {
+#if 0
+        res = ioctl(fd, RTC_RD_TIME, &tm);
+        if(res < 0) {
+            fprintf(stderr, "Unable to set alarm: %s\n", strerror(errno));
+			return 1;
+        }
+        asctime_r(&tm, strbuf);
+        printf("Now: %s", strbuf);
+        time(&tv.tv_sec);
+#endif
+#if 0
+		time(&ts.tv_sec);
+		ts.tv_nsec = 0;
+		
+        //strptime(argv[optind], NULL, &tm);
+        //tv.tv_sec = mktime(&tm);
+        //tv.tv_usec = 0;
+#endif
+		for(alarmtype = alarmtype_low; alarmtype <= alarmtype_high; alarmtype++) {
+			waitalarmmask |= 1U << alarmtype;
+		    res = ioctl(afd, ANDROID_ALARM_GET_TIME(alarmtype), &ts);
+		    if(res < 0) {
+		        fprintf(stderr, "Unable to get current time: %s\n", strerror(errno));
+				return 1;
+		    }
+		    ts.tv_sec += strtol(argv[optind], NULL, 0);
+		    //strtotimeval(argv[optind], &tv);
+			gmtime_r(&ts.tv_sec, &tm);
+		    printf("time %s -> %ld.%09ld\n", argv[optind], ts.tv_sec, ts.tv_nsec);
+		    asctime_r(&tm, strbuf);
+		    printf("Requested %s", strbuf);
+			
+		    res = ioctl(afd, ANDROID_ALARM_SET(alarmtype), &ts);
+		    if(res < 0) {
+		        fprintf(stderr, "Unable to set alarm: %s\n", strerror(errno));
+				return 1;
+		    }
+		}
+#if 0
+        res = ioctl(fd, RTC_ALM_SET, &tm);
+        if(res < 0) {
+            fprintf(stderr, "Unable to set alarm: %s\n", strerror(errno));
+			return 1;
+        }
+        res = ioctl(fd, RTC_AIE_ON);
+        if(res < 0) {
+            fprintf(stderr, "Unable to enable alarm: %s\n", strerror(errno));
+			return 1;
+        }
+#endif
+    }
+    else {
+        fprintf(stderr,"%s [-u] [date]\n", argv[0]);
+        return 1;
+    }
+
+	if(wait) {
+		while(waitalarmmask) {
+			printf("wait for alarm %x\n", waitalarmmask);
+			res = ioctl(afd, ANDROID_ALARM_WAIT);
+			if(res < 0) {
+				fprintf(stderr, "alarm wait failed\n");
+			}
+			printf("got alarm %x\n", res);
+			waitalarmmask &= ~res;
+			nfd = open("/sys/android_power/acquire_full_wake_lock", O_RDWR);
+			write(nfd, wake_lock_id, sizeof(wake_lock_id) - 1);
+			close(nfd);
+			//sleep(5);
+			nfd = open("/sys/android_power/release_wake_lock", O_RDWR);
+			write(nfd, wake_lock_id, sizeof(wake_lock_id) - 1);
+			close(nfd);
+		}
+		printf("done\n");
+	}
+#if 0	
+	FD_ZERO(&rfds);
+	FD_SET(fd, &rfds);
+	res = select(fd + 1, &rfds, NULL, NULL, &timeout);
+    if(res < 0) {
+        fprintf(stderr, "select failed: %s\n", strerror(errno));
+		return 1;
+    }
+	if(res > 0) {
+		int event;
+		read(fd, &event, sizeof(event));
+		fprintf(stderr, "got %x\n", event);
+	}
+	else {
+		fprintf(stderr, "timeout waiting for alarm\n");
+	}
+#endif
+
+    close(afd);
+
+    return 0;
+}
-- 
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