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 #ifndef PT_ARM_EXIDX 25 #define PT_ARM_EXIDX 0x70000001 /* .ARM.exidx segment */ 26 #endif 27 28 #define STACK_CONTENT_DEPTH 32 29 30 typedef struct mapinfo { 31 struct mapinfo *next; 32 unsigned start; 33 unsigned end; 34 unsigned exidx_start; 35 unsigned exidx_end; 36 char name[]; 37 } mapinfo; 38 39 /* Get a word from pid using ptrace. The result is the return value. */ 40 extern int get_remote_word(int pid, void *src); 41 42 /* Handy routine to read aggregated data from pid using ptrace. The read 43 * values are written to the dest locations directly. 44 */ 45 extern void get_remote_struct(int pid, void *src, void *dst, size_t size); 46 47 /* Find the containing map for the pc */ 48 const mapinfo *pc_to_mapinfo (mapinfo *mi, unsigned pc, unsigned *rel_pc); 49 50 /* Map a pc address to the name of the containing ELF file */ 51 const char *map_to_name(mapinfo *mi, unsigned pc, const char* def); 52 53 /* Log information onto the tombstone */ 54 extern void _LOG(int tfd, bool in_tombstone_only, const char *fmt, ...); 55 56 #endif 57
