utility.h revision ae7b91b68008ab09635a97a18e7d07a35e8404aa
1/* system/debuggerd/utility.h 2** 3** Copyright 2008, The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18#ifndef __utility_h 19#define __utility_h 20 21#include <stddef.h> 22#include <stdbool.h> 23 24#include "symbol_table.h" 25 26#ifndef PT_ARM_EXIDX 27#define PT_ARM_EXIDX 0x70000001 /* .ARM.exidx segment */ 28#endif 29 30#define STACK_CONTENT_DEPTH 32 31 32typedef struct mapinfo { 33 struct mapinfo *next; 34 unsigned start; 35 unsigned end; 36 unsigned exidx_start; 37 unsigned exidx_end; 38 struct symbol_table *symbols; 39 char name[]; 40} mapinfo; 41 42/* Get a word from pid using ptrace. The result is the return value. */ 43extern int get_remote_word(int pid, void *src); 44 45/* Handy routine to read aggregated data from pid using ptrace. The read 46 * values are written to the dest locations directly. 47 */ 48extern void get_remote_struct(int pid, void *src, void *dst, size_t size); 49 50/* Find the containing map for the pc */ 51const mapinfo *pc_to_mapinfo (mapinfo *mi, unsigned pc, unsigned *rel_pc); 52 53/* Map a pc address to the name of the containing ELF file */ 54const char *map_to_name(mapinfo *mi, unsigned pc, const char* def); 55 56/* Log information onto the tombstone */ 57extern void _LOG(int tfd, bool in_tombstone_only, const char *fmt, ...); 58 59#endif 60