1 /* 2 * Copyright (C) 2011 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 /* Backtrace helper functions. */ 18 19 #ifndef _CORKSCREW_BACKTRACE_HELPER_H 20 #define _CORKSCREW_BACKTRACE_HELPER_H 21 22 #include <corkscrew/backtrace.h> 23 #include <sys/types.h> 24 #include <stdbool.h> 25 26 #ifdef __cplusplus 27 extern "C" { 28 #endif 29 30 /* 31 * Add a program counter to a backtrace if it will fit. 32 * Returns the newly added frame, or NULL if none. 33 */ 34 backtrace_frame_t* add_backtrace_entry(uintptr_t pc, 35 backtrace_frame_t* backtrace, 36 size_t ignore_depth, size_t max_depth, 37 size_t* ignored_frames, size_t* returned_frames); 38 39 #ifdef __cplusplus 40 } 41 #endif 42 43 #endif // _CORKSCREW_BACKTRACE_HELPER_H 44