1 /* $NetBSD: dwarf_sections.c,v 1.4 2024/03/03 17:37:32 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2014 Kai Wang
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include "_libdwarf.h"
30
31 __RCSID("$NetBSD: dwarf_sections.c,v 1.4 2024/03/03 17:37:32 christos Exp $");
32 ELFTC_VCSID("Id: dwarf_sections.c 3902 2020-11-24 21:17:41Z jkoshy");
33
34 #define SET(N, V) \
35 do { \
36 if ((N) != NULL) \
37 *(N) = (V); \
38 } while (/* CONSTCOND */ 0)
39
40 int
dwarf_get_section_max_offsets_b(Dwarf_Debug dbg,Dwarf_Unsigned * debug_info,Dwarf_Unsigned * debug_abbrev,Dwarf_Unsigned * debug_line,Dwarf_Unsigned * debug_loc,Dwarf_Unsigned * debug_aranges,Dwarf_Unsigned * debug_macinfo,Dwarf_Unsigned * debug_pubnames,Dwarf_Unsigned * debug_str,Dwarf_Unsigned * debug_frame,Dwarf_Unsigned * debug_ranges,Dwarf_Unsigned * debug_pubtypes,Dwarf_Unsigned * debug_types)41 dwarf_get_section_max_offsets_b(Dwarf_Debug dbg, Dwarf_Unsigned *debug_info,
42 Dwarf_Unsigned *debug_abbrev, Dwarf_Unsigned *debug_line,
43 Dwarf_Unsigned *debug_loc, Dwarf_Unsigned *debug_aranges,
44 Dwarf_Unsigned *debug_macinfo, Dwarf_Unsigned *debug_pubnames,
45 Dwarf_Unsigned *debug_str, Dwarf_Unsigned *debug_frame,
46 Dwarf_Unsigned *debug_ranges, Dwarf_Unsigned *debug_pubtypes,
47 Dwarf_Unsigned *debug_types)
48 {
49 const char *n;
50 Dwarf_Unsigned sz;
51 int i;
52
53 if (dbg == NULL)
54 return (DW_DLV_ERROR);
55
56 SET(debug_info, 0);
57 SET(debug_abbrev, 0);
58 SET(debug_line, 0);
59 SET(debug_loc, 0);
60 SET(debug_aranges, 0);
61 SET(debug_macinfo, 0);
62 SET(debug_pubnames, 0);
63 SET(debug_str, 0);
64 SET(debug_frame, 0);
65 SET(debug_ranges, 0);
66 SET(debug_pubtypes, 0);
67 SET(debug_types, 0);
68
69 for (i = 0; (Dwarf_Unsigned) i < dbg->dbg_seccnt; i++) {
70 n = dbg->dbg_section[i].ds_name;
71 sz = dbg->dbg_section[i].ds_size;
72 if (!strcmp(n, ".debug_info"))
73 SET(debug_info, sz);
74 else if (!strcmp(n, ".debug_abbrev"))
75 SET(debug_abbrev, sz);
76 else if (!strcmp(n, ".debug_line"))
77 SET(debug_line, sz);
78 else if (!strcmp(n, ".debug_loc"))
79 SET(debug_loc, sz);
80 else if (!strcmp(n, ".debug_aranges"))
81 SET(debug_aranges, sz);
82 else if (!strcmp(n, ".debug_macinfo"))
83 SET(debug_macinfo, sz);
84 else if (!strcmp(n, ".debug_pubnames"))
85 SET(debug_pubnames, sz);
86 else if (!strcmp(n, ".debug_str"))
87 SET(debug_str, sz);
88 else if (!strcmp(n, ".debug_frame"))
89 SET(debug_frame, sz);
90 else if (!strcmp(n, ".debug_ranges"))
91 SET(debug_ranges, sz);
92 else if (!strcmp(n, ".debug_pubtypes"))
93 SET(debug_pubtypes, sz);
94 else if (!strcmp(n, ".debug_types"))
95 SET(debug_types, sz);
96 }
97
98 return (DW_DLV_OK);
99 }
100
101 int
dwarf_get_section_max_offsets(Dwarf_Debug dbg,Dwarf_Unsigned * debug_info,Dwarf_Unsigned * debug_abbrev,Dwarf_Unsigned * debug_line,Dwarf_Unsigned * debug_loc,Dwarf_Unsigned * debug_aranges,Dwarf_Unsigned * debug_macinfo,Dwarf_Unsigned * debug_pubnames,Dwarf_Unsigned * debug_str,Dwarf_Unsigned * debug_frame,Dwarf_Unsigned * debug_ranges,Dwarf_Unsigned * debug_pubtypes)102 dwarf_get_section_max_offsets(Dwarf_Debug dbg, Dwarf_Unsigned *debug_info,
103 Dwarf_Unsigned *debug_abbrev, Dwarf_Unsigned *debug_line,
104 Dwarf_Unsigned *debug_loc, Dwarf_Unsigned *debug_aranges,
105 Dwarf_Unsigned *debug_macinfo, Dwarf_Unsigned *debug_pubnames,
106 Dwarf_Unsigned *debug_str, Dwarf_Unsigned *debug_frame,
107 Dwarf_Unsigned *debug_ranges, Dwarf_Unsigned *debug_pubtypes)
108 {
109
110 return (dwarf_get_section_max_offsets_b(dbg, debug_info, debug_abbrev,
111 debug_line, debug_loc, debug_aranges, debug_macinfo,
112 debug_pubnames, debug_str, debug_frame, debug_ranges,
113 debug_pubtypes, NULL));
114 }
115