binutils-gdb/binutils/dwarf.h

133 lines
3.8 KiB
C

/* dwarf.h - DWARF support header file
Copyright 2005, 2007, 2008, 2009
Free Software Foundation, Inc.
This file is part of GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2)
/* We can't use any bfd types here since readelf may define BFD64 and
objdump may not. */
typedef unsigned long long dwarf_vma;
typedef unsigned long long dwarf_size_type;
#else
typedef unsigned long dwarf_vma;
typedef unsigned long dwarf_size_type;
#endif
struct dwarf_section
{
/* A debug section has a different name when it's stored compressed
* or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two
* possibilities. NAME is set to whichever one is used for this
* input file, as determined by load_debug_section(). */
const char *uncompressed_name;
const char *compressed_name;
const char *name;
unsigned char *start;
dwarf_vma address;
dwarf_size_type size;
};
/* A structure containing the name of a debug section
and a pointer to a function that can decode it. */
struct dwarf_section_display
{
struct dwarf_section section;
int (*display) (struct dwarf_section *, void *);
int *enabled;
unsigned int relocate : 1;
};
enum dwarf_section_display_enum {
abbrev = 0,
aranges,
frame,
info,
line,
pubnames,
eh_frame,
macinfo,
str,
loc,
pubtypes,
ranges,
static_func,
static_vars,
types,
weaknames,
max
};
extern struct dwarf_section_display debug_displays [];
/* This structure records the information that
we extract from the.debug_info section. */
typedef struct
{
unsigned int pointer_size;
unsigned long cu_offset;
unsigned long base_address;
/* This is an array of offsets to the location list table. */
unsigned long *loc_offsets;
int *have_frame_base;
unsigned int num_loc_offsets;
unsigned int max_loc_offsets;
/* List of .debug_ranges offsets seen in this .debug_info. */
unsigned long *range_lists;
unsigned int num_range_lists;
unsigned int max_range_lists;
}
debug_info;
extern dwarf_vma (*byte_get) (unsigned char *, int);
extern dwarf_vma byte_get_little_endian (unsigned char *, int);
extern dwarf_vma byte_get_big_endian (unsigned char *, int);
extern int eh_addr_size;
extern int do_debug_info;
extern int do_debug_abbrevs;
extern int do_debug_lines;
extern int do_debug_pubnames;
extern int do_debug_aranges;
extern int do_debug_ranges;
extern int do_debug_frames;
extern int do_debug_frames_interp;
extern int do_debug_macinfo;
extern int do_debug_str;
extern int do_debug_loc;
extern void init_dwarf_regnames (unsigned int);
extern int load_debug_section (enum dwarf_section_display_enum,
void *);
extern void free_debug_section (enum dwarf_section_display_enum);
extern void free_debug_memory (void);
extern void dwarf_select_sections_by_names (const char *names);
extern void dwarf_select_sections_by_letters (const char *letters);
extern void dwarf_select_sections_all (void);
void *cmalloc (size_t, size_t);
void *xcmalloc (size_t, size_t);
void *xcrealloc (void *, size_t, size_t);
void error (const char *, ...) ATTRIBUTE_PRINTF_1;
void warn (const char *, ...) ATTRIBUTE_PRINTF_1;