#include "defs.h"
#include "gdb_bfd.h"
#include "ui-out.h"
#include "gdbcmd.h"
#include "hashtab.h"
#include "filestuff.h"
#include "vec.h"
#include <sys/mman.h>
#include "target.h"
#include "gdb/fileio.h"
#include "inferior.h"

Classes
struct	gdb_bfd_section_data

struct	gdb_bfd_data

struct	gdb_bfd_cache_search

Macros
#define	MAP_FAILED ((void *) -1)

#define	GDB_BFD_DATA_ACCESSOR(ABFD) ((struct gdb_bfd_data *) bfd_usrdata (ABFD))

Functions
static void	show_bfd_sharing (struct ui_file file, int from_tty, struct cmd_list_element c, const char *value)

static void	show_bfd_cache_debug (struct ui_file file, int from_tty, struct cmd_list_element c, const char *value)

static hashval_t	hash_bfd (const void *b)

static int	eq_bfd (const void a, const void b)

int	is_target_filename (const char *name)

int	gdb_bfd_has_target_filename (struct bfd *abfd)

static int	fileio_errno_to_host (int errnum)

static void *	gdb_bfd_iovec_fileio_open (struct bfd abfd, void inferior)

static file_ptr	gdb_bfd_iovec_fileio_pread (struct bfd abfd, void stream, void *buf, file_ptr nbytes, file_ptr offset)

static int	gdb_bfd_iovec_fileio_close (struct bfd abfd, void stream)

static int	gdb_bfd_iovec_fileio_fstat (struct bfd abfd, void stream, struct stat *sb)

gdb_bfd_ref_ptr	gdb_bfd_open (const char name, const char target, int fd)

static void	free_one_bfd_section (bfd abfd, asection sectp, void *ignore)

static int	gdb_bfd_close_or_warn (struct bfd *abfd)

void	gdb_bfd_ref (struct bfd *abfd)

void	gdb_bfd_unref (struct bfd *abfd)

static struct gdb_bfd_section_data *	get_section_descriptor (asection *section)

const gdb_byte *	gdb_bfd_map_section (asection sectp, bfd_size_type size)

static int	get_file_crc (bfd abfd, unsigned long file_crc_return)

int	gdb_bfd_crc (struct bfd abfd, unsigned long crc_out)

gdb_bfd_ref_ptr	gdb_bfd_fopen (const char filename, const char target, const char *mode, int fd)

gdb_bfd_ref_ptr	gdb_bfd_openr (const char filename, const char target)

gdb_bfd_ref_ptr	gdb_bfd_openw (const char filename, const char target)

gdb_bfd_ref_ptr	gdb_bfd_openr_iovec (const char filename, const char target, void (open_func)(struct bfd nbfd, void open_closure), void open_closure, file_ptr(pread_func)(struct bfd nbfd, void stream, void buf, file_ptr nbytes, file_ptr offset), int(close_func)(struct bfd nbfd, void stream), int(stat_func)(struct bfd abfd, void stream, struct stat sb))

void	gdb_bfd_mark_parent (bfd child, bfd parent)

gdb_bfd_ref_ptr	gdb_bfd_openr_next_archived_file (bfd archive, bfd previous)

void	gdb_bfd_record_inclusion (bfd includer, bfd includee)

gdb_bfd_ref_ptr	gdb_bfd_fdopenr (const char filename, const char target, int fd)

	gdb_static_assert (ARRAY_SIZE(_bfd_std_section)==4)

int	gdb_bfd_section_index (bfd abfd, asection section)

int	gdb_bfd_count_sections (bfd *abfd)

int	gdb_bfd_requires_relocations (bfd *abfd)

static int	print_one_bfd (void *slot, void data)

static void	maintenance_info_bfds (const char *arg, int from_tty)

void	_initialize_gdb_bfd (void)

Variables
static htab_t	all_bfds

static htab_t	gdb_bfd_cache

static int	bfd_sharing = 1

static unsigned int	debug_bfd_cache

Macro Definition Documentation

◆ GDB_BFD_DATA_ACCESSOR

#define GDB_BFD_DATA_ACCESSOR ( ABFD ) ((struct gdb_bfd_data *) bfd_usrdata (ABFD))

Definition at line 128 of file gdb_bfd.c.

◆ MAP_FAILED

#define MAP_FAILED ((void *) -1)

Definition at line 30 of file gdb_bfd.c.

Referenced by gdb_bfd_map_section(), and linux_ptrace_test_ret_to_nx().

Function Documentation

◆ _initialize_gdb_bfd()

void _initialize_gdb_bfd ( void )

Definition at line 972 of file gdb_bfd.c.

References _, add_cmd(), add_setshow_boolean_cmd(), add_setshow_zuinteger_cmd(), all_bfds, bfd_sharing, class_maintenance, debug_bfd_cache, maintenance_info_bfds(), maintenance_set_cmdlist, maintenance_show_cmdlist, maintenanceinfolist, no_class, setdebuglist, show_bfd_cache_debug(), show_bfd_sharing(), showdebuglist, xcalloc(), and xfree().

◆ eq_bfd()

static int eq_bfd	(	const void *	a,
		const void *	b
	)

static

Definition at line 191 of file gdb_bfd.c.

References gdb_bfd_data::device_id, gdb_bfd_cache_search::device_id, gdb_bfd_cache_search::filename, gdb_bfd_data::inode, gdb_bfd_cache_search::inode, gdb_bfd_data::mtime, gdb_bfd_cache_search::mtime, gdb_bfd_data::size, and gdb_bfd_cache_search::size.

Referenced by gdb_bfd_open().

◆ fileio_errno_to_host()

static int fileio_errno_to_host ( int errnum )

static

Definition at line 225 of file gdb_bfd.c.

Referenced by gdb_bfd_iovec_fileio_fstat(), gdb_bfd_iovec_fileio_open(), and gdb_bfd_iovec_fileio_pread().

◆ free_one_bfd_section()

static void free_one_bfd_section	(	bfd *	abfd,
		asection *	sectp,
		void *	ignore
	)

static

Definition at line 480 of file gdb_bfd.c.

References gdb_bfd_section_data::data, gdb_assert, gdb_bfd_section_data::map_addr, gdb_bfd_section_data::map_len, and xfree().

Referenced by gdb_bfd_close_or_warn().

◆ gdb_bfd_close_or_warn()

static int gdb_bfd_close_or_warn ( struct bfd * abfd )

static

Definition at line 504 of file gdb_bfd.c.

References _, free_one_bfd_section(), name, and warning().

Referenced by gdb_bfd_unref().

◆ gdb_bfd_count_sections()

int gdb_bfd_count_sections ( bfd * abfd )

Definition at line 906 of file gdb_bfd.c.

Referenced by build_objfile_section_table(), default_symfile_offsets(), objfile_relocate(), solib_target_relocate_section_addresses(), and syms_from_objfile_1().

◆ gdb_bfd_crc()

int gdb_bfd_crc	(	struct bfd *	abfd,
		unsigned long *	crc_out
	)

Definition at line 756 of file gdb_bfd.c.

References gdb_bfd_data::crc, gdb_bfd_data::crc_computed, and get_file_crc().

Referenced by separate_debug_file_exists().

◆ gdb_bfd_fdopenr()

gdb_bfd_ref_ptr gdb_bfd_fdopenr	(	const char *	filename,
		const char *	target,
		int	fd
	)

Definition at line 874 of file gdb_bfd.c.

References new_bfd_ref().

◆ gdb_bfd_fopen()

gdb_bfd_ref_ptr gdb_bfd_fopen	(	const char *	filename,
		const char *	target,
		const char *	mode,
		int	fd
	)

Definition at line 773 of file gdb_bfd.c.

References new_bfd_ref().

Referenced by core_open(), and exec_file_attach().

◆ gdb_bfd_has_target_filename()

int gdb_bfd_has_target_filename ( struct bfd * abfd )

Definition at line 216 of file gdb_bfd.c.

References is_target_filename().

Referenced by solib_bfd_fopen(), and symfile_bfd_open().

◆ gdb_bfd_iovec_fileio_close()

static int gdb_bfd_iovec_fileio_close	(	struct bfd *	abfd,
		void *	stream
	)

static

Definition at line 344 of file gdb_bfd.c.

References target_fileio_close(), and xfree().

Referenced by gdb_bfd_open().

◆ gdb_bfd_iovec_fileio_fstat()

static int gdb_bfd_iovec_fileio_fstat	(	struct bfd *	abfd,
		void *	stream,
		struct stat *	sb
	)

static

Definition at line 363 of file gdb_bfd.c.

References fileio_errno_to_host(), and target_fileio_fstat().

Referenced by gdb_bfd_open().

◆ gdb_bfd_iovec_fileio_open()

static void* gdb_bfd_iovec_fileio_open	(	struct bfd *	abfd,
		void *	inferior
	)

static

Definition at line 280 of file gdb_bfd.c.

References fileio_errno_to_host(), gdb_assert, is_target_filename(), target_fileio_open_warn_if_slow(), TARGET_SYSROOT_PREFIX, and XCNEW.

Referenced by gdb_bfd_open().

◆ gdb_bfd_iovec_fileio_pread()

static file_ptr gdb_bfd_iovec_fileio_pread	(	struct bfd *	abfd,
		void *	stream,
		void *	buf,
		file_ptr	nbytes,
		file_ptr	offset
	)

static

Definition at line 309 of file gdb_bfd.c.

References fileio_errno_to_host(), offset, QUIT, and target_fileio_pread().

Referenced by gdb_bfd_open().

◆ gdb_bfd_map_section()

const gdb_byte* gdb_bfd_map_section	(	asection *	sectp,
		bfd_size_type *	size
	)

Definition at line 645 of file gdb_bfd.c.

References _, gdb_bfd_section_data::data, error(), gdb_assert, get_section_descriptor(), gdb_bfd_section_data::map_addr, MAP_FAILED, gdb_bfd_section_data::map_len, memset(), gdb_bfd_section_data::size, and size.

Referenced by dwarf2_read_section().

◆ gdb_bfd_mark_parent()

void gdb_bfd_mark_parent	(	bfd *	child,
		bfd *	parent
	)

Definition at line 829 of file gdb_bfd.c.

References gdb_bfd_data::archive_bfd, gdb_assert, and gdb_bfd_ref().

Referenced by gdb_bfd_mach_o_fat_extract(), and gdb_bfd_openr_next_archived_file().

◆ gdb_bfd_open()

gdb_bfd_ref_ptr gdb_bfd_open	(	const char *	name,
		const char *	target,
		int	fd
	)

Definition at line 383 of file gdb_bfd.c.

References bfd_sharing, current_inferior(), debug_bfd_cache, gdb_bfd_cache_search::device_id, eq_bfd(), gdb_bfd_cache_search::filename, fprintf_unfiltered(), gdb_assert, gdb_bfd_cache, gdb_bfd_iovec_fileio_close(), gdb_bfd_iovec_fileio_fstat(), gdb_bfd_iovec_fileio_open(), gdb_bfd_iovec_fileio_pread(), gdb_bfd_openr_iovec(), gdb_open_cloexec(), gdb_stdlog, hash(), hash_bfd(), host_address_to_string, gdb_bfd_cache_search::inode, is_target_filename(), gdb_bfd_cache_search::mtime, name, new_bfd_ref(), O_BINARY, gdb_bfd_cache_search::size, target_filesystem_is_local, TARGET_SYSROOT_PREFIX, xcalloc(), and xfree().

Referenced by build_id_to_debug_bfd(), compile_object_load(), darwin_solib_get_all_image_info_addr_at_init(), dwarf2_get_dwz_file(), exec_file_attach(), generic_load(), macho_symfile_read_all_oso(), reread_symbols(), separate_debug_file_exists(), solib_bfd_fopen(), symfile_bfd_open(), try_open_dwop_file(), windows_make_so(), and windows_xfer_shared_library().

◆ gdb_bfd_openr()

gdb_bfd_ref_ptr gdb_bfd_openr	(	const char *	filename,
		const char *	target
	)

Definition at line 784 of file gdb_bfd.c.

References new_bfd_ref().

Referenced by bfd_openr_or_error(), and macho_check_dsym().

◆ gdb_bfd_openr_iovec()

gdb_bfd_ref_ptr gdb_bfd_openr_iovec	(	const char *	filename,
		const char *	target,
		void ()(struct bfd nbfd, void open_closure)	open_func,
		void *	open_closure,
		file_ptr()(struct bfd nbfd, void stream, void buf, file_ptr nbytes, file_ptr offset)	pread_func,
		int()(struct bfd nbfd, void *stream)	close_func,
		int()(struct bfd abfd, void stream, struct stat sb)	stat_func
	)