1501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown/* 2501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Copyright (C) 2011 The Android Open Source Project 3501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * 4501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 5501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * you may not use this file except in compliance with the License. 6501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * You may obtain a copy of the License at 7501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * 8501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * http://www.apache.org/licenses/LICENSE-2.0 9501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * 10501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Unless required by applicable law or agreed to in writing, software 11501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 12501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * See the License for the specific language governing permissions and 14501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * limitations under the License. 15501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown */ 16501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 17501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#ifndef _CORKSCREW_SYMBOL_TABLE_H 18501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#define _CORKSCREW_SYMBOL_TABLE_H 19501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 20420a7fa82d0fba6516d76d6024728de010b1cb8dElliott Hughes#include <stdint.h> 21501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#include <sys/types.h> 22501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 23501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#ifdef __cplusplus 24501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brownextern "C" { 25501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#endif 26501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 27501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Browntypedef struct { 28501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown uintptr_t start; 29501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown uintptr_t end; 30501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown char* name; 31501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown} symbol_t; 32501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 33501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Browntypedef struct { 34501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown symbol_t* symbols; 35501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown size_t num_symbols; 36501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown} symbol_table_t; 37501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 38501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown/* 39501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Loads a symbol table from a given file. 40501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Returns NULL on error. 41501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown */ 42501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brownsymbol_table_t* load_symbol_table(const char* filename); 43501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 44501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown/* 45501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Frees a symbol table. 46501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown */ 47501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brownvoid free_symbol_table(symbol_table_t* table); 48501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 49501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown/* 50501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Finds a symbol associated with an address in the symbol table. 51501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown * Returns NULL if not found. 52501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown */ 53501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brownconst symbol_t* find_symbol(const symbol_table_t* table, uintptr_t addr); 54501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 55501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#ifdef __cplusplus 56501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown} 57501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#endif 58501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown 59501edd29b823ce1301d2effdd3a9e4b6e2b20b76Jeff Brown#endif // _CORKSCREW_SYMBOL_TABLE_H 60