1 /* 2 * Copyright (C) 2022 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 /* 18 * Normally the prototype for _trusty_brk would be found in the autogenerated 19 * trusty_syscalls.h header. This header is currently an implementation detail 20 * of libc, however, and not exported for use by other libraries. Exposing 21 * this header would require non-trivial build system changes. Since this test 22 * will likely get folded into libc in the future, we declare _trusty_brk here 23 * instead of exposing the autogenerated header. 24 * 25 * Keep in mind that if the signature for _trusty_brk changes, it must be 26 * updated here as well, otherwise this test will call _trusty_brk with the 27 * wrong arguments and the linker will not catch this. 28 */ 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 void* _trusty_brk(void* brk); 35 36 #ifdef __cplusplus 37 } 38 #endif 39