vold: add getUnlockedUsers() method to Binder interface
This is needed so that system_server can remind itself about which users
have their storage unlocked, if system_server is restarted due to a
userspace reboot (soft restart).
Bug: 146206679
Test: see I482ed8017f7bbc8f7d4fd5a2c0f58629317ce4ed
Change-Id: I02f0494d827094bd41bcfe5f63c24e204b728595
diff --git a/VoldNativeService.cpp b/VoldNativeService.cpp
index a61d615..1429e54 100644
--- a/VoldNativeService.cpp
+++ b/VoldNativeService.cpp
@@ -764,6 +764,14 @@
return translateBool(fscrypt_fixate_newest_user_key_auth(userId));
}
+binder::Status VoldNativeService::getUnlockedUsers(std::vector<int>* _aidl_return) {
+ ENFORCE_SYSTEM_OR_ROOT;
+ ACQUIRE_CRYPT_LOCK;
+
+ *_aidl_return = fscrypt_get_unlocked_users();
+ return Ok();
+}
+
binder::Status VoldNativeService::unlockUserKey(int32_t userId, int32_t userSerial,
const std::string& token,
const std::string& secret) {
