Add NDK PermissionManager checkPermission
bug: 172283477
bug: 159172726
Change-Id: I532722772f6a86ef4f94a95146df34603278bb45
diff --git a/libs/binder/ActivityManager.cpp b/libs/binder/ActivityManager.cpp
index 5e4c98f..727ea60 100644
--- a/libs/binder/ActivityManager.cpp
+++ b/libs/binder/ActivityManager.cpp
@@ -17,6 +17,7 @@
#include <mutex>
#include <unistd.h>
+#include <android/permission_manager.h>
#include <binder/ActivityManager.h>
#include <binder/Binder.h>
#include <binder/IServiceManager.h>
@@ -98,6 +99,18 @@
return PROCESS_STATE_UNKNOWN;
}
+status_t ActivityManager::checkPermission(const String16& permission,
+ const pid_t pid,
+ const uid_t uid,
+ int32_t* outResult) {
+ sp<IActivityManager> service = getService();
+ if (service != nullptr) {
+ return service->checkPermission(permission, pid, uid, outResult);
+ }
+ // ActivityManagerService appears dead. Return usual error code for dead service.
+ return DEAD_OBJECT;
+}
+
status_t ActivityManager::linkToDeath(const sp<IBinder::DeathRecipient>& recipient) {
sp<IActivityManager> service = getService();
if (service != nullptr) {
diff --git a/libs/binder/IActivityManager.cpp b/libs/binder/IActivityManager.cpp
index 1eb5363..e9f5aae 100644
--- a/libs/binder/IActivityManager.cpp
+++ b/libs/binder/IActivityManager.cpp
@@ -17,9 +17,11 @@
#include <unistd.h>
#include <fcntl.h>
+#include <android/permission_manager.h>
#include <binder/ActivityManager.h>
#include <binder/IActivityManager.h>
#include <binder/Parcel.h>
+#include <utils/Errors.h>
namespace android {
@@ -104,6 +106,23 @@
}
return reply.readInt32();
}
+
+ virtual status_t checkPermission(const String16& permission,
+ const pid_t pid,
+ const uid_t uid,
+ int32_t* outResult) {
+ Parcel data, reply;
+ data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
+ data.writeString16(permission);
+ data.writeInt32(pid);
+ data.writeInt32(uid);
+ status_t err = remote()->transact(CHECK_PERMISSION_TRANSACTION, data, &reply);
+ if (err != NO_ERROR || ((err = reply.readExceptionCode()) != NO_ERROR)) {
+ return err;
+ }
+ *outResult = reply.readInt32();
+ return NO_ERROR;
+ }
};
// ------------------------------------------------------------------------------------
diff --git a/libs/binder/include/binder/ActivityManager.h b/libs/binder/include/binder/ActivityManager.h
index 9108e31..6796723 100644
--- a/libs/binder/include/binder/ActivityManager.h
+++ b/libs/binder/include/binder/ActivityManager.h
@@ -77,9 +77,9 @@
void unregisterUidObserver(const sp<IUidObserver>& observer);
bool isUidActive(const uid_t uid, const String16& callingPackage);
int getUidProcessState(const uid_t uid, const String16& callingPackage);
+ status_t checkPermission(const String16& permission, const pid_t pid, const uid_t uid, int32_t* outResult);
-
- status_t linkToDeath(const sp<IBinder::DeathRecipient>& recipient);
+ status_t linkToDeath(const sp<IBinder::DeathRecipient>& recipient);
status_t unlinkToDeath(const sp<IBinder::DeathRecipient>& recipient);
private:
diff --git a/libs/binder/include/binder/IActivityManager.h b/libs/binder/include/binder/IActivityManager.h
index e0248f6..4573347 100644
--- a/libs/binder/include/binder/IActivityManager.h
+++ b/libs/binder/include/binder/IActivityManager.h
@@ -39,13 +39,18 @@
virtual void unregisterUidObserver(const sp<IUidObserver>& observer) = 0;
virtual bool isUidActive(const uid_t uid, const String16& callingPackage) = 0;
virtual int32_t getUidProcessState(const uid_t uid, const String16& callingPackage) = 0;
+ virtual status_t checkPermission(const String16& permission,
+ const pid_t pid,
+ const uid_t uid,
+ int32_t* outResult) = 0;
enum {
OPEN_CONTENT_URI_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
REGISTER_UID_OBSERVER_TRANSACTION,
UNREGISTER_UID_OBSERVER_TRANSACTION,
IS_UID_ACTIVE_TRANSACTION,
- GET_UID_PROCESS_STATE_TRANSACTION
+ GET_UID_PROCESS_STATE_TRANSACTION,
+ CHECK_PERMISSION_TRANSACTION,
};
};