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1 | /* coffgrok.h | |
2 | Copyright (C) 2001-2019 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GNU Binutils. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
19 | MA 02110-1301, USA. */ | |
20 | ||
21 | #define T_NULL 0 | |
22 | #define T_VOID 1 /* Function argument (only used by compiler). */ | |
23 | #define T_CHAR 2 /* Character */ | |
24 | #define T_SHORT 3 /* Short integer */ | |
25 | #define T_INT 4 /* Integer */ | |
26 | #define T_LONG 5 /* Long integer */ | |
27 | #define T_FLOAT 6 /* Floating point */ | |
28 | #define T_DOUBLE 7 /* Double word */ | |
29 | #define T_STRUCT 8 /* Structure */ | |
30 | #define T_UNION 9 /* Union */ | |
31 | #define T_ENUM 10 /* Enumeration */ | |
32 | #define T_MOE 11 /* Member of enumeration*/ | |
33 | #define T_UCHAR 12 /* Unsigned character */ | |
34 | #define T_USHORT 13 /* Unsigned short */ | |
35 | #define T_UINT 14 /* Unsigned integer */ | |
36 | #define T_ULONG 15 /* Unsigned long */ | |
37 | #define T_LNGDBL 16 /* Long double */ | |
38 | ||
39 | ||
40 | struct coff_reloc | |
41 | { | |
42 | int offset; | |
43 | struct coff_symbol *symbol; | |
44 | int addend; | |
45 | }; | |
46 | ||
47 | struct coff_section | |
48 | { | |
49 | char *name; | |
50 | int code; | |
51 | int data; | |
52 | int address; | |
53 | int number; /* 0..n, .text = 0 */ | |
54 | unsigned int nrelocs; | |
55 | int size; | |
56 | struct coff_reloc *relocs; | |
57 | struct bfd_section *bfd_section; | |
58 | }; | |
59 | ||
60 | struct coff_ofile | |
61 | { | |
62 | int nsources; | |
63 | struct coff_sfile *source_head; | |
64 | struct coff_sfile *source_tail; | |
65 | int nsections; | |
66 | struct coff_section *sections; | |
67 | struct coff_symbol *symbol_list_head; | |
68 | struct coff_symbol *symbol_list_tail; | |
69 | }; | |
70 | ||
71 | struct coff_isection | |
72 | { | |
73 | int low; | |
74 | int high; | |
75 | int init; | |
76 | struct coff_section *parent; | |
77 | }; | |
78 | ||
79 | struct coff_sfile | |
80 | { | |
81 | char *name; | |
82 | struct coff_scope *scope; | |
83 | struct coff_sfile *next; | |
84 | ||
85 | /* Vector which maps where in each output section | |
86 | the input file has it's data. */ | |
87 | struct coff_isection *section; | |
88 | }; | |
89 | ||
90 | struct coff_type | |
91 | { | |
92 | int size; | |
93 | enum | |
94 | { | |
95 | coff_pointer_type, coff_function_type, coff_array_type, coff_structdef_type, coff_basic_type, | |
96 | coff_structref_type, coff_enumref_type, coff_enumdef_type, coff_secdef_type | |
97 | } type; | |
98 | ||
99 | union | |
100 | { | |
101 | struct | |
102 | { | |
103 | int address; | |
104 | int size; | |
105 | } asecdef; | |
106 | ||
107 | struct | |
108 | { | |
109 | int isstruct; | |
110 | struct coff_scope *elements; | |
111 | int idx; | |
112 | } astructdef; | |
113 | ||
114 | struct | |
115 | { | |
116 | struct coff_symbol *ref; | |
117 | } astructref; | |
118 | ||
119 | struct | |
120 | { | |
121 | struct coff_scope *elements; | |
122 | int idx; | |
123 | } aenumdef; | |
124 | ||
125 | struct | |
126 | { | |
127 | struct coff_symbol *ref; | |
128 | } aenumref; | |
129 | ||
130 | struct | |
131 | { | |
132 | struct coff_type *points_to; | |
133 | } pointer; | |
134 | ||
135 | struct | |
136 | { | |
137 | int dim; | |
138 | struct coff_type *array_of; | |
139 | } array; | |
140 | ||
141 | struct | |
142 | { | |
143 | struct coff_type * function_returns; | |
144 | struct coff_scope * parameters; | |
145 | struct coff_scope * code; | |
146 | struct coff_line * lines; | |
147 | } function; | |
148 | ||
149 | int basic; /* One of T_VOID.. T_UINT */ | |
150 | } u; | |
151 | }; | |
152 | ||
153 | struct coff_line | |
154 | { | |
155 | int nlines; | |
156 | int * lines; | |
157 | int * addresses; | |
158 | }; | |
159 | ||
160 | struct coff_scope | |
161 | { | |
162 | struct coff_section * sec; /* Which section. */ | |
163 | int offset; /* Where. */ | |
164 | int size; /* How big. */ | |
165 | struct coff_scope * parent; /* One up. */ | |
166 | struct coff_scope * next; /* Next along. */ | |
167 | int nvars; | |
168 | struct coff_symbol * vars_head; /* Symbols. */ | |
169 | struct coff_symbol * vars_tail; | |
170 | struct coff_scope * list_head; /* Children. */ | |
171 | struct coff_scope * list_tail; | |
172 | }; | |
173 | ||
174 | struct coff_visible | |
175 | { | |
176 | enum coff_vis_type | |
177 | { | |
178 | coff_vis_ext_def, | |
179 | coff_vis_ext_ref, | |
180 | coff_vis_int_def, | |
181 | coff_vis_common, | |
182 | coff_vis_auto, | |
183 | coff_vis_register, | |
184 | coff_vis_tag, | |
185 | coff_vis_member_of_struct, | |
186 | coff_vis_member_of_enum, | |
187 | coff_vis_autoparam, | |
188 | coff_vis_regparam, | |
189 | } type; | |
190 | }; | |
191 | ||
192 | struct coff_where | |
193 | { | |
194 | enum | |
195 | { | |
196 | coff_where_stack, coff_where_memory, coff_where_register, coff_where_unknown, | |
197 | coff_where_strtag, coff_where_member_of_struct, | |
198 | coff_where_member_of_enum, coff_where_entag, coff_where_typedef | |
199 | } where; | |
200 | ||
201 | int offset; | |
202 | int bitoffset; | |
203 | int bitsize; | |
204 | struct coff_section *section; | |
205 | }; | |
206 | ||
207 | struct coff_symbol | |
208 | { | |
209 | char * name; | |
210 | int tag; | |
211 | struct coff_type * type; | |
212 | struct coff_where * where; | |
213 | struct coff_visible * visible; | |
214 | struct coff_symbol * next; | |
215 | struct coff_symbol * next_in_ofile_list; /* For the ofile list. */ | |
216 | int number; | |
217 | int er_number; | |
218 | struct coff_sfile * sfile; | |
219 | }; | |
220 | ||
221 | struct coff_ofile * coff_grok (bfd *); |