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
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