symbol-elf.c File Reference

#include <libelf.h>
#include <gelf.h>
#include <elf.h>
#include <fcntl.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <inttypes.h>
#include "symbol.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	NT_GNU_BUILD_ID   3
#define	elf_symtab__for_each_symbol(syms, nr_syms, idx, sym)
#define	elf_section__for_each_rel(reldata, pos, pos_mem, idx, nr_entries)
#define	elf_section__for_each_rela(reldata, pos, pos_mem, idx, nr_entries)
#define	NOTE_ALIGN(n)   (((n) + 3) & -4U)

Functions
int	dso__synthesize_plt_symbols (struct dso *dso, struct symsrc *ss, struct map *map, symbol_filter_t filter)
int	filename__read_build_id (const char *filename, void *bf, size_t size)
int	sysfs__read_build_id (const char *filename, void *build_id, size_t size)
int	filename__read_debuglink (const char *filename, char *debuglink, size_t size)
bool	symsrc__possibly_runtime (struct symsrc *ss)
bool	symsrc__has_symtab (struct symsrc *ss)
void	symsrc__destroy (struct symsrc *ss)
int	symsrc__init (struct symsrc *ss, struct dso *dso, const char *name, enum dso_binary_type type)
int	dso__load_sym (struct dso *dso, struct map *map, struct symsrc *syms_ss, struct symsrc *runtime_ss, symbol_filter_t filter, int kmodule)
void	symbol__elf_init (void)

Macro Definition Documentation

#define elf_section__for_each_rel	(		reldata,
			pos,
			pos_mem,
			idx,
			nr_entries
	)

Value:

for (idx = 0, pos = gelf_getrel(reldata, 0, &pos_mem); \
         idx < nr_entries; \
         ++idx, pos = gelf_getrel(reldata, idx, &pos_mem))

Definition at line 152 of file symbol-elf.c.

#define elf_section__for_each_rela	(		reldata,
			pos,
			pos_mem,
			idx,
			nr_entries
	)

Value:

for (idx = 0, pos = gelf_getrela(reldata, 0, &pos_mem); \
         idx < nr_entries; \
         ++idx, pos = gelf_getrela(reldata, idx, &pos_mem))

Definition at line 157 of file symbol-elf.c.

#define elf_symtab__for_each_symbol	(		syms,
			nr_syms,
			idx,
			sym
	)

Value:

for (idx = 0, gelf_getsym(syms, idx, &sym);\
         idx < nr_syms; \
         idx++, gelf_getsym(syms, idx, &sym))

elf_symtab__for_each_symbol - iterate thru all the symbols

: struct elf_symtab instance to iterate : uint32_t idx : GElf_Sym iterator

Definition at line 25 of file symbol-elf.c.

#define NOTE_ALIGN

(

n

)

(((n) + 3) & -4U)

Definition at line 301 of file symbol-elf.c.

#define NT_GNU_BUILD_ID   3

Definition at line 15 of file symbol-elf.c.

Function Documentation

int dso__load_sym	(	struct dso *	dso,
		struct map *	map,
		struct symsrc *	syms_ss,
		struct symsrc *	runtime_ss,
		symbol_filter_t	filter,
		int	kmodule
	)

Definition at line 630 of file symbol-elf.c.

int dso__synthesize_plt_symbols	(	struct dso *	dso,
		struct symsrc *	ss,
		struct map *	map,
		symbol_filter_t	filter
	)

Definition at line 169 of file symbol-elf.c.

int filename__read_build_id	(	const char *	filename,
		void *	bf,
		size_t	size
	)

Definition at line 382 of file symbol-elf.c.

int filename__read_debuglink	(	const char *	filename,
		char *	debuglink,
		size_t	size
	)

Definition at line 454 of file symbol-elf.c.

void symbol__elf_init

(

void

)

Definition at line 838 of file symbol-elf.c.

void symsrc__destroy

(

struct symsrc *

ss

)

Definition at line 541 of file symbol-elf.c.

bool symsrc__has_symtab

(

struct symsrc *

ss

)

Definition at line 536 of file symbol-elf.c.

int symsrc__init	(	struct symsrc *	ss,
		struct dso *	dso,
		const char *	name,
		enum dso_binary_type	type
	)

Definition at line 548 of file symbol-elf.c.

bool symsrc__possibly_runtime

(

struct symsrc *

ss

)

Definition at line 531 of file symbol-elf.c.

int sysfs__read_build_id	(	const char *	filename,
		void *	build_id,
		size_t	size
	)

Definition at line 409 of file symbol-elf.c.