1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 /*
3  * Copyright (C) 2018 Netronome Systems, Inc.
4  *
5  * This software is dual licensed under the GNU General License Version 2,
6  * June 1991 as shown in the file COPYING in the top-level directory of this
7  * source tree or the BSD 2-Clause License provided below.  You have the
8  * option to license this software under the complete terms of either license.
9  *
10  * The BSD 2-Clause License:
11  *
12  *     Redistribution and use in source and binary forms, with or
13  *     without modification, are permitted provided that the following
14  *     conditions are met:
15  *
16  *      1. Redistributions of source code must retain the above
17  *         copyright notice, this list of conditions and the following
18  *         disclaimer.
19  *
20  *      2. Redistributions in binary form must reproduce the above
21  *         copyright notice, this list of conditions and the following
22  *         disclaimer in the documentation and/or other materials
23  *         provided with the distribution.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
26  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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29  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35  * POSSIBILITY OF SUCH DAMAGE.
36  */
37 
38 #ifndef __BPF_TOOL_XLATED_DUMPER_H
39 #define __BPF_TOOL_XLATED_DUMPER_H
40 
41 #define SYM_MAX_NAME	256
42 
43 struct kernel_sym {
44 	unsigned long address;
45 	char name[SYM_MAX_NAME];
46 };
47 
48 struct dump_data {
49 	unsigned long address_call_base;
50 	struct kernel_sym *sym_mapping;
51 	__u32 sym_count;
52 	__u64 *jited_ksyms;
53 	__u32 nr_jited_ksyms;
54 	char scratch_buff[SYM_MAX_NAME + 8];
55 };
56 
57 void kernel_syms_load(struct dump_data *dd);
58 void kernel_syms_destroy(struct dump_data *dd);
59 struct kernel_sym *kernel_syms_search(struct dump_data *dd, unsigned long key);
60 void dump_xlated_json(struct dump_data *dd, void *buf, unsigned int len,
61 		      bool opcodes);
62 void dump_xlated_plain(struct dump_data *dd, void *buf, unsigned int len,
63 		       bool opcodes);
64 void dump_xlated_for_graph(struct dump_data *dd, void *buf, void *buf_end,
65 			   unsigned int start_index);
66 
67 #endif
68