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authorGravatar Martin Szulecki2011-03-27 11:35:48 +0200
committerGravatar Martin Szulecki2011-03-27 11:36:24 +0200
commitf40f19078a9a694558126d8e1da5e5b109ea5e5b (patch)
tree5486859354dab982dca5fd8712cf53b4d80f7197
parenta01fc8c70956cc97fc16a88debe5bbb0da329718 (diff)
downloadlibimobiledevice-f40f19078a9a694558126d8e1da5e5b109ea5e5b.tar.gz
libimobiledevice-f40f19078a9a694558126d8e1da5e5b109ea5e5b.tar.bz2
Add new idevicedate tool to get or set the clock on iDevices
-rw-r--r--tools/Makefile.am7
-rw-r--r--tools/idevicedate.c201
2 files changed, 207 insertions, 1 deletions
diff --git a/tools/Makefile.am b/tools/Makefile.am
index f274084..0a47fdc 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -3,7 +3,7 @@ AM_CPPFLAGS = -I$(top_srcdir)/include
AM_CFLAGS = $(GLOBAL_CFLAGS) $(libglib2_CFLAGS) $(libgnutls_CFLAGS) $(libtasn1_CFLAGS) $(libgthread2_CFLAGS) $(LFS_CFLAGS)
AM_LDFLAGS = $(libglib2_LIBS) $(libgnutls_LIBS) $(libtasn1_LIBS) $(libgthread2_LIBS)
-bin_PROGRAMS = idevice_id ideviceinfo idevicepair idevicesyslog idevicebackup ideviceimagemounter idevicescreenshot ideviceenterrecovery
+bin_PROGRAMS = idevice_id ideviceinfo idevicepair idevicesyslog idevicebackup ideviceimagemounter idevicescreenshot ideviceenterrecovery idevicedate
ideviceinfo_SOURCES = ideviceinfo.c
ideviceinfo_CFLAGS = $(AM_CFLAGS)
@@ -44,3 +44,8 @@ ideviceenterrecovery_SOURCES = ideviceenterrecovery.c
ideviceenterrecovery_CFLAGS = $(AM_CFLAGS)
ideviceenterrecovery_LDFLAGS = $(AM_LDFLAGS)
ideviceenterrecovery_LDADD = ../src/libimobiledevice.la
+
+idevicedate_SOURCES = idevicedate.c
+idevicedate_CFLAGS = $(AM_CFLAGS)
+idevicedate_LDFLAGS = $(AM_LDFLAGS)
+idevicedate_LDADD = ../src/libimobiledevice.la
diff --git a/tools/idevicedate.c b/tools/idevicedate.c
new file mode 100644
index 0000000..b3e7334
--- /dev/null
+++ b/tools/idevicedate.c
@@ -0,0 +1,201 @@
+/*
+ * idevicedate.c
+ * Simple utility to get and set the clock on an iDevice
+ *
+ * Copyright (c) 2011 Martin Szulecki All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#if HAVE_LANGINFO_CODESET
+# include <langinfo.h>
+#endif
+
+#include <libimobiledevice/libimobiledevice.h>
+#include <libimobiledevice/lockdown.h>
+
+#ifdef _DATE_FMT
+# define DATE_FMT_LANGINFO() nl_langinfo (_DATE_FMT)
+#else
+# define DATE_FMT_LANGINFO() ""
+#endif
+
+static void print_usage(int argc, char **argv)
+{
+ char *name = NULL;
+
+ name = strrchr(argv[0], '/');
+ printf("Usage: %s [OPTIONS]\n", (name ? name + 1: argv[0]));
+ printf("Display the current date or set it on an iDevice.\n\n");
+ printf(" -d, --debug\t\tenable communication debugging\n");
+ printf(" -u, --uuid UUID\ttarget specific device by its 40-digit device UUID\n");
+ printf(" -s, --set TIMESTAMP\tset UTC time described by TIMESTAMP\n");
+ printf(" -c, --sync\t\tset time of device to current system time\n");
+ printf(" -h, --help\t\tprints usage information\n");
+ printf("\n");
+}
+
+int main(int argc, char *argv[])
+{
+ lockdownd_client_t client = NULL;
+ idevice_t phone = NULL;
+ idevice_error_t ret = IDEVICE_E_UNKNOWN_ERROR;
+ int i;
+ char uuid[41];
+ time_t setdate = 0;
+ plist_t node = NULL;
+ uuid[0] = 0;
+ uint64_t datetime = 0;
+ time_t rawtime;
+ double offset_from_utc = 0.0;
+ struct tm * tmp;
+ char const *format = NULL;
+ char buffer[80];
+ int tzshift = 0;
+
+ /* parse cmdline args */
+ for (i = 1; i < argc; i++) {
+ if (!strcmp(argv[i], "-d") || !strcmp(argv[i], "--debug")) {
+ idevice_set_debug_level(1);
+ continue;
+ }
+ else if (!strcmp(argv[i], "-u") || !strcmp(argv[i], "--uuid")) {
+ i++;
+ if (!argv[i] || (strlen(argv[i]) != 40)) {
+ print_usage(argc, argv);
+ return 0;
+ }
+ strcpy(uuid, argv[i]);
+ continue;
+ }
+ else if (!strcmp(argv[i], "-s") || !strcmp(argv[i], "--set")) {
+ i++;
+ if (!argv[i] || (strlen(argv[i]) <= 1)) {
+ print_usage(argc, argv);
+ return 0;
+ }
+ setdate = atoi(argv[i]);
+ if (setdate == 0) {
+ printf("ERROR: Invalid timestamp value.\n");
+ print_usage(argc, argv);
+ return 0;
+ }
+ tzshift = 1;
+ continue;
+ }
+ else if (!strcmp(argv[i], "-c") || !strcmp(argv[i], "--sync")) {
+ i++;
+ /* get current time */
+ setdate = time(NULL);
+ /* convert it to local time which sets timezone/daylight variables */
+ tmp = localtime(&setdate);
+ /* recalculate to make it UTC */
+ setdate = mktime(tmp) - timezone - (daylight ? 3600 : 0 );
+ tzshift = 0;
+ continue;
+ }
+ else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
+ print_usage(argc, argv);
+ return 0;
+ }
+ else {
+ print_usage(argc, argv);
+ return 0;
+ }
+ }
+
+ /* determine a date format */
+ if (!format) {
+ format = DATE_FMT_LANGINFO ();
+ if (!*format) {
+ format = "%a %b %e %H:%M:%S %Z %Y";
+ }
+ }
+
+ if (uuid[0] != 0) {
+ ret = idevice_new(&phone, uuid);
+ if (ret != IDEVICE_E_SUCCESS) {
+ printf("No device found with uuid %s, is it plugged in?\n", uuid);
+ return -1;
+ }
+ }
+ else
+ {
+ ret = idevice_new(&phone, NULL);
+ if (ret != IDEVICE_E_SUCCESS) {
+ printf("No device found, is it plugged in?\n");
+ return -1;
+ }
+ }
+
+ if (LOCKDOWN_E_SUCCESS != lockdownd_client_new_with_handshake(phone, &client, "idevicedate")) {
+ idevice_free(phone);
+ return -1;
+ }
+
+ /* read timezone offset of device, needed for conversions */
+ if (lockdownd_get_value(client, NULL, "TimeZoneOffsetFromUTC", &node) == LOCKDOWN_E_SUCCESS) {
+ if (node) {
+ plist_get_real_val(node, &offset_from_utc);
+ plist_free(node);
+ node = NULL;
+ }
+ }
+
+ /* get or set? */
+ if (setdate == 0) {
+ /* get time value from device */
+ if(lockdownd_get_value(client, NULL, "TimeIntervalSince1970", &node) == LOCKDOWN_E_SUCCESS) {
+ if (node) {
+ plist_get_uint_val(node, &datetime);
+ plist_free(node);
+ node = NULL;
+
+ /* date/time calculations */
+ rawtime = (time_t)datetime;
+ tmp = localtime(&rawtime);
+ tmp->tm_gmtoff = offset_from_utc;
+
+ /* finally we format and print the current date */
+ strftime(buffer, 80, format, tmp);
+ puts(buffer);
+ }
+ }
+ } else {
+ if (tzshift) {
+ /* if we had provided a timestamp and have to adjust according to the device's timezone */
+ setdate = setdate - offset_from_utc;
+ }
+ datetime = setdate;
+
+ if(lockdownd_set_value(client, NULL, "TimeIntervalSince1970", plist_new_uint(datetime)) == LOCKDOWN_E_SUCCESS) {
+ tmp = localtime(&setdate);
+ strftime(buffer, 80, format, tmp);
+ puts(buffer);
+ } else {
+ printf("ERROR: Failed to set date on device.\n");
+ }
+ }
+
+ lockdownd_client_free(client);
+ idevice_free(phone);
+
+ return 0;
+}
+