diff options
Diffstat (limited to 'toolbox/date.c')
| -rw-r--r-- | toolbox/date.c | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/toolbox/date.c b/toolbox/date.c deleted file mode 100644 index 70ce1d5..0000000 --- a/toolbox/date.c +++ /dev/null @@ -1,227 +0,0 @@ -#include <ctype.h> -#include <errno.h> -#include <fcntl.h> -#include <inttypes.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> -#include <unistd.h> - -#include <linux/android_alarm.h> -#include <linux/rtc.h> -#include <sys/ioctl.h> - -static int settime_alarm(struct timespec *ts) { - int fd, ret; - - fd = open("/dev/alarm", O_RDWR); - if (fd < 0) - return fd; - - ret = ioctl(fd, ANDROID_ALARM_SET_RTC, ts); - close(fd); - return ret; -} - -static int settime_alarm_tm(struct tm *tm) { - time_t t; - struct timespec ts; - - t = mktime(tm); - ts.tv_sec = t; - ts.tv_nsec = 0; - return settime_alarm(&ts); -} - -static int settime_alarm_timeval(struct timeval *tv) { - struct timespec ts; - - ts.tv_sec = tv->tv_sec; - ts.tv_nsec = tv->tv_usec * 1000; - return settime_alarm(&ts); -} - -static int settime_rtc_tm(struct tm *tm) { - int fd, ret; - struct timeval tv; - struct rtc_time rtc; - - fd = open("/dev/rtc0", O_RDWR); - if (fd < 0) - return fd; - - tv.tv_sec = mktime(tm); - tv.tv_usec = 0; - - ret = settimeofday(&tv, NULL); - if (ret < 0) - goto done; - - memset(&rtc, 0, sizeof(rtc)); - rtc.tm_sec = tm->tm_sec; - rtc.tm_min = tm->tm_min; - rtc.tm_hour = tm->tm_hour; - rtc.tm_mday = tm->tm_mday; - rtc.tm_mon = tm->tm_mon; - rtc.tm_year = tm->tm_year; - rtc.tm_wday = tm->tm_wday; - rtc.tm_yday = tm->tm_yday; - rtc.tm_isdst = tm->tm_isdst; - - ret = ioctl(fd, RTC_SET_TIME, rtc); -done: - close(fd); - return ret; -} - -static int settime_rtc_timeval(struct timeval *tv) { - struct tm tm, *err; - time_t t = tv->tv_sec; - - err = gmtime_r(&t, &tm); - if (!err) - return -1; - - return settime_rtc_tm(&tm); -} - -static void settime(char *s) { - struct tm tm; - int day = atoi(s); - int hour; - - while (*s && *s != '.') - s++; - - if (*s) - s++; - - hour = atoi(s); - - tm.tm_year = day / 10000 - 1900; - tm.tm_mon = (day % 10000) / 100 - 1; - tm.tm_mday = (day % 100); - tm.tm_hour = hour / 10000; - tm.tm_min = (hour % 10000) / 100; - tm.tm_sec = (hour % 100); - tm.tm_isdst = -1; - - if (settime_alarm_tm(&tm) < 0) - settime_rtc_tm(&tm); -} - -static char *parse_time(const char *str, struct timeval *ts) { - char *s; - long fs = 0; /* fractional seconds */ - - ts->tv_sec = strtoumax(str, &s, 10); - - if (*s == '.') { - s++; - int count = 0; - - /* read up to 6 digits (microseconds) */ - while (*s && isdigit(*s)) { - if (++count < 7) { - fs = fs*10 + (*s - '0'); - } - s++; - } - - for (; count < 6; count++) { - fs *= 10; - } - } - - ts->tv_usec = fs; - return s; -} - -int date_main(int argc, char *argv[]) -{ - int c; - int res; - struct tm tm; - time_t t; - struct timeval tv; - char strbuf[260]; - - int useutc = 0; - - tzset(); - - do { - c = getopt(argc, argv, "us:"); - if (c == EOF) - break; - switch (c) { - case 'u': - useutc = 1; - break; - case 's': - settime(optarg); - break; - case '?': - fprintf(stderr, "%s: invalid option -%c\n", - argv[0], optopt); - exit(1); - } - } while (1); - if(optind + 2 < argc) { - fprintf(stderr,"%s [-u] [date]\n", argv[0]); - return 1; - } - - int hasfmt = argc == optind + 1 && argv[optind][0] == '+'; - if(optind == argc || hasfmt) { - time(&t); - if (useutc) { - gmtime_r(&t, &tm); - strftime(strbuf, sizeof(strbuf), - (hasfmt ? argv[optind] + 1 : "%a %b %e %H:%M:%S GMT %Y"), - &tm); - } else { - localtime_r(&t, &tm); - strftime(strbuf, sizeof(strbuf), - (hasfmt ? argv[optind] + 1 : "%a %b %e %H:%M:%S %Z %Y"), - &tm); - } - printf("%s\n", strbuf); - } - else if(optind + 1 == argc) { -#if 0 - struct tm *tmptr; - tmptr = getdate(argv[optind]); - if(tmptr == NULL) { - fprintf(stderr,"getdate_r failed\n"); - return 1; - } - tm = *tmptr; -#if 0 - if(getdate_r(argv[optind], &tm) < 0) { - fprintf(stderr,"getdate_r failed %s\n", strerror(errno)); - return 1; - } -#endif -#endif - //strptime(argv[optind], NULL, &tm); - //tv.tv_sec = mktime(&tm); - //tv.tv_usec = 0; - parse_time(argv[optind], &tv); - printf("time %s -> %lu.%lu\n", argv[optind], tv.tv_sec, tv.tv_usec); - res = settime_alarm_timeval(&tv); - if (res < 0) - res = settime_rtc_timeval(&tv); - if(res < 0) { - fprintf(stderr,"settimeofday failed %s\n", strerror(errno)); - return 1; - } - } - else { - fprintf(stderr,"%s [-s 20070325.123456] [-u] [date]\n", argv[0]); - return 1; - } - - return 0; -} |