pecoff.c File Reference

#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"

Include dependency graph for pecoff.c:

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Data Structures
struct	b_coff_external_symbol
struct	b_coff_file_header
struct	b_coff_internal_symbol
union	b_coff_name
struct	b_coff_name.long_name
struct	b_coff_optional_header
union	b_coff_optional_header.u
struct	b_coff_optional_header.u.pe
struct	b_coff_optional_header.u.pep
struct	b_coff_section_header
struct	coff_symbol
struct	coff_syminfo_data
struct	debug_section_info

Macros
#define	IMAGE_SYM_DTYPE_FUNCTION   2 /* Function derived type. */
#define	N_TBSHFT   4 /* Shift for the derived type. */
#define	PE_MAGIC   0x10b /* PE32 executable. */
#define	PEP_MAGIC   0x20b /* PE32+ executable (for 64bit targets). */
#define	SYM_SZ   18

Functions
int	backtrace_initialize (struct backtrace_state *state, const char *filename ATTRIBUTE_UNUSED, int descriptor, backtrace_error_callback error_callback, void *data, fileline *fileline_fn)
static int	coff_add (struct backtrace_state *state, int descriptor, backtrace_error_callback error_callback, void *data, fileline *fileline_fn, int *found_sym, int *found_dwarf, uintptr_t module_handle ATTRIBUTE_UNUSED)
static void	coff_add_syminfo_data (struct backtrace_state *state, struct coff_syminfo_data *sdata)
static int	coff_expand_symbol (b_coff_internal_symbol *isym, const b_coff_external_symbol *sym, uint16_t sects_num, const unsigned char *strtab, size_t strtab_size)
static int	coff_initialize_syminfo (struct backtrace_state *state, struct libbacktrace_base_address base_address, int is_64, const b_coff_section_header *sects, size_t sects_num, const b_coff_external_symbol *syms, size_t syms_size, const unsigned char *strtab, size_t strtab_size, backtrace_error_callback error_callback, void *data, struct coff_syminfo_data *sdata)
static int	coff_is_function_symbol (const b_coff_internal_symbol *isym)
static int	coff_long_name_eq (const char *name, unsigned int off, struct backtrace_view *str_view)
static int	coff_nodebug (struct backtrace_state *state ATTRIBUTE_UNUSED, uintptr_t pc ATTRIBUTE_UNUSED, backtrace_full_callback callback ATTRIBUTE_UNUSED, backtrace_error_callback error_callback, void *data)
static void	coff_nosyms (struct backtrace_state *state ATTRIBUTE_UNUSED, uintptr_t addr ATTRIBUTE_UNUSED, backtrace_syminfo_callback callback ATTRIBUTE_UNUSED, backtrace_error_callback error_callback, void *data)
static uint16_t	coff_read2 (const unsigned char *p)
static uint32_t	coff_read4 (const unsigned char *p)
static int	coff_short_name_eq (const char *name, const char *cname)
static size_t	coff_short_name_len (const char *name)
static int	coff_symbol_compare (const void *v1, const void *v2)
static int	coff_symbol_search (const void *vkey, const void *ventry)
static void	coff_syminfo (struct backtrace_state *state, uintptr_t addr, backtrace_syminfo_callback callback, backtrace_error_callback error_callback ATTRIBUTE_UNUSED, void *data)

Variables
static const char *const	debug_section_names [DEBUG_MAX]

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Data Structure Documentation

b_coff_external_symbol

struct b_coff_external_symbol

Definition at line 160 of file pecoff.c.

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Data Fields
b_coff_name	name
unsigned char	number_of_aux_symbols
unsigned char	section_number[2]
unsigned char	storage_class
unsigned char	type[2]
unsigned char	value[4]

b_coff_file_header

struct b_coff_file_header

Definition at line 96 of file pecoff.c.

Data Fields
uint16_t	characteristics
uint16_t	machine
uint16_t	number_of_sections
uint32_t	number_of_symbols
uint32_t	pointer_to_symbol_table
uint16_t	size_of_optional_header
uint32_t	time_date_stamp

b_coff_internal_symbol

struct b_coff_internal_symbol

Definition at line 180 of file pecoff.c.

Data Fields
const char *	name
uint16_t	sc
int16_t	sec
uint16_t	type
uint32_t	value

b_coff_name

union b_coff_name

Definition at line 150 of file pecoff.c.

Data Fields
struct b_coff_name.long_name	long_name
char	short_name[8]

b_coff_name.long_name

struct b_coff_name.long_name

Definition at line 152 of file pecoff.c.

Data Fields
unsigned char	off[4]
unsigned char	zeroes[4]

b_coff_optional_header

struct b_coff_optional_header

Definition at line 108 of file pecoff.c.

Data Fields
uint32_t	address_of_entry_point
uint32_t	base_of_code
uint16_t	magic
uint8_t	major_linker_version
uint8_t	minor_linker_version
uint32_t	size_of_code
uint32_t	size_of_initialized_data
uint32_t	size_of_uninitialized_data
union b_coff_optional_header.u	u

b_coff_optional_header.u

union b_coff_optional_header.u

Definition at line 117 of file pecoff.c.

Data Fields
struct b_coff_optional_header.u.pe	pe
struct b_coff_optional_header.u.pep	pep

b_coff_optional_header.u.pe

struct b_coff_optional_header.u.pe

Definition at line 118 of file pecoff.c.

Data Fields
uint32_t	base_of_data
uint32_t	image_base

b_coff_optional_header.u.pep

struct b_coff_optional_header.u.pep

Definition at line 122 of file pecoff.c.

Data Fields
uint64_t	image_base

b_coff_section_header

struct b_coff_section_header

Definition at line 135 of file pecoff.c.

Data Fields
uint32_t	characteristics
char	name[8]
uint16_t	number_of_line_numbers
uint16_t	number_of_relocations
uint32_t	pointer_to_line_numbers
uint32_t	pointer_to_raw_data
uint32_t	pointer_to_relocations
uint32_t	size_of_raw_data
uint32_t	virtual_address
uint32_t	virtual_size

coff_symbol

struct coff_symbol

Definition at line 215 of file pecoff.c.

Data Fields
uintptr_t	address
const char *	name

coff_syminfo_data

struct coff_syminfo_data

Definition at line 225 of file pecoff.c.

Collaboration diagram for coff_syminfo_data:

Data Fields
size_t	count
struct coff_syminfo_data *	next
struct coff_symbol *	symbols

debug_section_info

struct debug_section_info

Definition at line 364 of file elf.c.

Data Fields
int	compressed
const unsigned char *	data
off_t	offset
size_t	size

Macro Definition Documentation

IMAGE_SYM_DTYPE_FUNCTION

#define IMAGE_SYM_DTYPE_FUNCTION   2 /* Function derived type. */

Definition at line 172 of file pecoff.c.

N_TBSHFT

#define N_TBSHFT   4 /* Shift for the derived type. */

Definition at line 171 of file pecoff.c.

PE_MAGIC

#define PE_MAGIC   0x10b /* PE32 executable. */

Definition at line 130 of file pecoff.c.

PEP_MAGIC

#define PEP_MAGIC   0x20b /* PE32+ executable (for 64bit targets). */

Definition at line 131 of file pecoff.c.

SYM_SZ

#define SYM_SZ   18

Definition at line 176 of file pecoff.c.

Function Documentation

backtrace_initialize()

int backtrace_initialize	(	struct backtrace_state *	state,
		const char *filename	ATTRIBUTE_UNUSED,
		int	descriptor,
		backtrace_error_callback	error_callback,
		void *	data,
		fileline *	fileline_fn
	)

Definition at line 997 of file pecoff.c.

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coff_add()

static int coff_add ( struct backtrace_state *  state, int  descriptor, backtrace_error_callback  error_callback, void *  data, fileline *  fileline_fn, int *  found_sym, int *  found_dwarf, uintptr_t module_handle  ATTRIBUTE_UNUSED  )

static

Definition at line 635 of file pecoff.c.

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coff_add_syminfo_data()

static void coff_add_syminfo_data ( struct backtrace_state *  state, struct coff_syminfo_data *  sdata  )

static

Definition at line 521 of file pecoff.c.

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coff_expand_symbol()

static int coff_expand_symbol ( b_coff_internal_symbol *  isym, const b_coff_external_symbol *  sym, uint16_t  sects_num, const unsigned char *  strtab, size_t  strtab_size  )

static

Definition at line 346 of file pecoff.c.

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coff_initialize_syminfo()

static int coff_initialize_syminfo ( struct backtrace_state *  state, struct libbacktrace_base_address  base_address, int  is_64, const b_coff_section_header *  sects, size_t  sects_num, const b_coff_external_symbol *  syms, size_t  syms_size, const unsigned char *  strtab, size_t  strtab_size, backtrace_error_callback  error_callback, void *  data, struct coff_syminfo_data *  sdata  )

static

Definition at line 384 of file pecoff.c.

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coff_is_function_symbol()

static int coff_is_function_symbol ( const b_coff_internal_symbol *  isym )

static

Definition at line 375 of file pecoff.c.

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coff_long_name_eq()

static int coff_long_name_eq ( const char *  name, unsigned int  off, struct backtrace_view *  str_view  )

static

Definition at line 317 of file pecoff.c.

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coff_nodebug()

static int coff_nodebug ( struct backtrace_state *state  ATTRIBUTE_UNUSED, uintptr_t pc  ATTRIBUTE_UNUSED, backtrace_full_callback callback  ATTRIBUTE_UNUSED, backtrace_error_callback  error_callback, void *  data  )

static

Definition at line 238 of file pecoff.c.

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coff_nosyms()

static void coff_nosyms ( struct backtrace_state *state  ATTRIBUTE_UNUSED, uintptr_t addr  ATTRIBUTE_UNUSED, backtrace_syminfo_callback callback  ATTRIBUTE_UNUSED, backtrace_error_callback  error_callback, void *  data  )

static

Definition at line 251 of file pecoff.c.

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coff_read2()

static uint16_t coff_read2 ( const unsigned char *  p )

static

Definition at line 275 of file pecoff.c.

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coff_read4()

static uint32_t coff_read4 ( const unsigned char *  p )

static

Definition at line 262 of file pecoff.c.

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coff_short_name_eq()

static int coff_short_name_eq ( const char *  name, const char *  cname  )

static

Definition at line 300 of file pecoff.c.

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coff_short_name_len()

static size_t coff_short_name_len ( const char *  name )

static

Definition at line 286 of file pecoff.c.

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coff_symbol_compare()

static int coff_symbol_compare ( const void *  v1, const void *  v2  )

static

Definition at line 328 of file pecoff.c.

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coff_symbol_search()

static int coff_symbol_search ( const void *  vkey, const void *  ventry  )

static

Definition at line 565 of file pecoff.c.

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coff_syminfo()

static void coff_syminfo ( struct backtrace_state *  state, uintptr_t  addr, backtrace_syminfo_callback  callback, backtrace_error_callback error_callback  ATTRIBUTE_UNUSED, void *  data  )

static

Definition at line 583 of file pecoff.c.

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Variable Documentation

debug_section_names

const char* const debug_section_names[DEBUG_MAX]

static

Initial value:

=
{
  ".debug_info",
  ".debug_line",
  ".debug_abbrev",
  ".debug_ranges",
  ".debug_str",
  ".debug_addr",
  ".debug_str_offsets",
  ".debug_line_str",
  ".debug_rnglists"
}

Definition at line 190 of file pecoff.c.