recovery: Provide sideload cancellation

Change-Id: I13f0c9ae5444652a2141442ef24258679a78d320

1 files changed, 9 insertions, 0 deletions

diff --git a/ui.cpp b/ui.cpp
index 659ceb2..38a8099 100644
--- a/ui.cpp
+++ b/ui.cpp
@@ -255,6 +255,15 @@ int RecoveryUI::WaitKey() {
     return key;
 }
 
+void RecoveryUI::CancelWaitKey()
+{
+    pthread_mutex_lock(&key_queue_mutex);
+    key_queue[key_queue_len] = -2;
+    key_queue_len++;
+    pthread_cond_signal(&key_queue_cond);
+    pthread_mutex_unlock(&key_queue_mutex);
+}
+
 bool RecoveryUI::IsUsbConnected() {
     int fd = open("/sys/class/android_usb/android0/state", O_RDONLY);
     if (fd < 0) {