1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_HARDWARE_BINDER_KERNEL_H 18 #define ANDROID_HARDWARE_BINDER_KERNEL_H 19 20 #include <linux/android/binder.h> 21 22 /** 23 * This file exists because the uapi kernel headers in bionic are built 24 * from upstream kernel headers only, and not all of the hwbinder kernel changes 25 * have made it upstream yet. Therefore, the modifications to the 26 * binder header are added locally in this file. 27 */ 28 29 enum { 30 BINDER_BUFFER_FLAG_REF = 1U << 1, 31 }; 32 33 enum { 34 FLAT_BINDER_FLAG_SCHEDPOLICY_MASK = 0x600, 35 FLAT_BINDER_FLAG_SCHEDPOLICY_SHIFT = 9, 36 FLAT_BINDER_FLAG_INHERIT_RT = 0x800, 37 FLAT_BINDER_FLAG_TXN_SECURITY_CTX = 0x1000, 38 }; 39 40 #define BINDER_SET_CONTEXT_MGR_EXT _IOW('b', 13, struct flat_binder_object) 41 42 struct binder_transaction_data_secctx { 43 struct binder_transaction_data transaction_data; 44 binder_uintptr_t secctx; 45 }; 46 47 enum { 48 BR_TRANSACTION_SEC_CTX = _IOR('r', 2, 49 struct binder_transaction_data_secctx), 50 }; 51 52 #endif // ANDROID_HARDWARE_BINDER_KERNEL_H 53