| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <android/binder_ibinder.h> |
| |
| __BEGIN_DECLS |
| |
| // platform values for binder_flags_t |
| enum { |
| /** |
| * The transaction and reply will be cleared by the kernel in read-only |
| * binder buffers storing transactions. |
| * |
| * Introduced in API level 31. |
| */ |
| FLAG_CLEAR_BUF = 0x20, |
| }; |
| |
| /** |
| * Makes calls to AIBinder_getCallingSid work if the kernel supports it. This |
| * must be called on a local binder server before it is sent out to any othe |
| * process. If this is a remote binder, it will abort. If the kernel doesn't |
| * support this feature, you'll always get null from AIBinder_getCallingSid. |
| * |
| * \param binder local server binder to request security contexts on |
| */ |
| __attribute__((weak)) void AIBinder_setRequestingSid(AIBinder* binder, bool requestingSid) |
| __INTRODUCED_IN(31); |
| |
| /** |
| * Returns the selinux context of the callee. |
| * |
| * In order for this to work, the following conditions must be met: |
| * - The kernel must be new enough to support this feature. |
| * - The server must have called AIBinder_setRequestingSid. |
| * - The callee must be a remote process. |
| * |
| * \return security context or null if unavailable. The lifetime of this context |
| * is the lifetime of the transaction. |
| */ |
| __attribute__((weak, warn_unused_result)) const char* AIBinder_getCallingSid() __INTRODUCED_IN(31); |
| |
| /** |
| * Sets a minimum scheduler policy for all transactions coming into this |
| * AIBinder. |
| * |
| * This must be called before the object is sent to another process. |
| * Aborts on invalid values. Not thread safe. |
| * |
| * \param binder local server binder to set the policy for |
| * \param policy scheduler policy as defined in linux UAPI |
| * \param priority priority. [-20..19] for SCHED_NORMAL, [1..99] for RT |
| */ |
| void AIBinder_setMinSchedulerPolicy(AIBinder* binder, int policy, int priority) __INTRODUCED_IN(33); |
| |
| __END_DECLS |