1 files changed, 18 insertions, 1 deletions

diff --git a/tools/idevicebackup2.c b/tools/idevicebackup2.c
index c73b269..19d21a6 100644
--- a/tools/idevicebackup2.c
+++ b/tools/idevicebackup2.c
@@ -74,6 +74,7 @@
 
 static int verbose = 1;
 static int quit_flag = 0;
+static int passcode_requested = 0;
 
 #define PRINT_VERBOSE(min_level, ...) if (verbose >= min_level) { printf(__VA_ARGS__); };
 
@@ -115,6 +116,10 @@ static void notify_cb(const char *notification, void *userdata)
                 quit_flag++;
         } else if (!strcmp(notification, NP_BACKUP_DOMAIN_CHANGED)) {
                 backup_domain_changed = 1;
+        } else if (!strcmp(notification, "com.apple.LocalAuthentication.ui.presented")) {
+                passcode_requested = 1;
+        } else if (!strcmp(notification, "com.apple.LocalAuthentication.ui.dismissed")) {
+                passcode_requested = 0;
         } else {
                 PRINT_VERBOSE(1, "Unhandled notification '%s' (TODO: implement)\n", notification);
         }
@@ -1867,11 +1872,13 @@ int main(int argc, char *argv[])
         if ((ldret == LOCKDOWN_E_SUCCESS) && service && service->port) {
                 np_client_new(device, service, &np);
                 np_set_notify_callback(np, notify_cb, NULL);
-                const char *noties[5] = {
+                const char *noties[7] = {
                         NP_SYNC_CANCEL_REQUEST,
                         NP_SYNC_SUSPEND_REQUEST,
                         NP_SYNC_RESUME_REQUEST,
                         NP_BACKUP_DOMAIN_CHANGED,
+                        "com.apple.LocalAuthentication.ui.presented",
+                        "com.apple.LocalAuthentication.ui.dismissed",
                         NULL
                 };
                 np_observe_notifications(np, noties);
@@ -2058,6 +2065,16 @@ checkpoint:
                                 }       else {
                                         PRINT_VERBOSE(1, "Incremental backup mode.\n");
                                 }
+                                if (device_version >= DEVICE_VERSION(16,1,0)) {
+                                        /* let's wait 2 second to see if the device passcode is requested */
+                                        int retries = 20;
+                                        while (retries-- > 0 && !passcode_requested) {
+                                                usleep(100000);
+                                        }
+                                        if (passcode_requested) {
+                                                printf("*** Waiting for passcode to be entered on the device ***\n");
+                                        }
+                                }
                         } else {
                                 if (err == MOBILEBACKUP2_E_BAD_VERSION) {
                                         printf("ERROR: Could not start backup process: backup protocol version mismatch!\n");