| 1 | /* dwarf.h - DWARF support header file |
| 2 | Copyright 2005, 2007, 2008 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GNU Binutils. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 20 | MA 02110-1301, USA. */ |
| 21 | |
| 22 | #if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2) |
| 23 | /* We can't use any bfd types here since readelf may define BFD64 and |
| 24 | objdump may not. */ |
| 25 | typedef unsigned long long dwarf_vma; |
| 26 | typedef unsigned long long dwarf_size_type; |
| 27 | #else |
| 28 | typedef unsigned long dwarf_vma; |
| 29 | typedef unsigned long dwarf_size_type; |
| 30 | #endif |
| 31 | |
| 32 | struct dwarf_section |
| 33 | { |
| 34 | /* A debug section has a different name when it's stored compressed |
| 35 | * or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two |
| 36 | * possibilities. NAME is set to whichever one is used for this |
| 37 | * input file, as determined by load_debug_section(). */ |
| 38 | const char *uncompressed_name; |
| 39 | const char *compressed_name; |
| 40 | const char* name; |
| 41 | unsigned char *start; |
| 42 | dwarf_vma address; |
| 43 | dwarf_size_type size; |
| 44 | }; |
| 45 | |
| 46 | /* A structure containing the name of a debug section |
| 47 | and a pointer to a function that can decode it. */ |
| 48 | struct dwarf_section_display |
| 49 | { |
| 50 | struct dwarf_section section; |
| 51 | int (*display) (struct dwarf_section *, void *); |
| 52 | unsigned int relocate : 1; |
| 53 | unsigned int eh_frame : 1; |
| 54 | }; |
| 55 | |
| 56 | enum dwarf_section_display_enum { |
| 57 | abbrev = 0, |
| 58 | aranges, |
| 59 | frame, |
| 60 | info, |
| 61 | line, |
| 62 | pubnames, |
| 63 | eh_frame, |
| 64 | macinfo, |
| 65 | str, |
| 66 | loc, |
| 67 | pubtypes, |
| 68 | ranges, |
| 69 | static_func, |
| 70 | static_vars, |
| 71 | types, |
| 72 | weaknames, |
| 73 | max |
| 74 | }; |
| 75 | |
| 76 | extern struct dwarf_section_display debug_displays []; |
| 77 | |
| 78 | /* This structure records the information that |
| 79 | we extract from the.debug_info section. */ |
| 80 | typedef struct |
| 81 | { |
| 82 | unsigned int pointer_size; |
| 83 | unsigned long cu_offset; |
| 84 | unsigned long base_address; |
| 85 | /* This is an array of offsets to the location list table. */ |
| 86 | unsigned long *loc_offsets; |
| 87 | int *have_frame_base; |
| 88 | unsigned int num_loc_offsets; |
| 89 | unsigned int max_loc_offsets; |
| 90 | unsigned long *range_lists; |
| 91 | unsigned int num_range_lists; |
| 92 | unsigned int max_range_lists; |
| 93 | } |
| 94 | debug_info; |
| 95 | |
| 96 | extern dwarf_vma (*byte_get) (unsigned char *, int); |
| 97 | extern dwarf_vma byte_get_little_endian (unsigned char *, int); |
| 98 | extern dwarf_vma byte_get_big_endian (unsigned char *, int); |
| 99 | |
| 100 | extern int eh_addr_size; |
| 101 | |
| 102 | extern int do_debug_info; |
| 103 | extern int do_debug_abbrevs; |
| 104 | extern int do_debug_lines; |
| 105 | extern int do_debug_lines_decoded; |
| 106 | extern int do_debug_pubnames; |
| 107 | extern int do_debug_aranges; |
| 108 | extern int do_debug_ranges; |
| 109 | extern int do_debug_frames; |
| 110 | extern int do_debug_frames_interp; |
| 111 | extern int do_debug_macinfo; |
| 112 | extern int do_debug_str; |
| 113 | extern int do_debug_loc; |
| 114 | |
| 115 | extern void init_dwarf_regnames (unsigned int); |
| 116 | |
| 117 | extern int load_debug_section (enum dwarf_section_display_enum, |
| 118 | void *); |
| 119 | extern void free_debug_section (enum dwarf_section_display_enum); |
| 120 | |
| 121 | extern void free_debug_memory (void); |
| 122 | |
| 123 | void *cmalloc (size_t, size_t); |
| 124 | void *xcmalloc (size_t, size_t); |
| 125 | void *xcrealloc (void *, size_t, size_t); |
| 126 | |
| 127 | void error (const char *, ...) ATTRIBUTE_PRINTF_1; |
| 128 | void warn (const char *, ...) ATTRIBUTE_PRINTF_1; |