binutils-gdb/gdb/solib-svr4.h
Andrew Cagney da3331ec16 2003-04-12 Andrew Cagney <cagney@redhat.com>
* gdbarch.sh: Add missing opaque declarations.
	* gdbarch.h: Regnerate.
	* symtab.h: Add missing opaque declarations.
	* value.h, target.h, symfile.h, stabsread.h: Ditto.
	* x86-64-tdep.h, xmodem.h, monitor.h, typeprint.h: Ditto.
	* srec.h, solib-svr4.h, source.h, inferior.h: Ditto.
	* ser-unix.h, serial.h, remote-utils.h, gdbcore.h: Ditto.
	* ppc-tdep.h, ocd.h, mips-tdep.h, gdbtypes.h: Ditto.
	* buildsym.h, builtin-regs.h, linespec.h, language.h: Ditto.
	* i387-tdep.h, gdbthread.h, event-top.h, gdb.h: Ditto.
	* dwarf2cfi.h, doublest.h, disasm.h, cp-abi.h: Ditto.
	* cli-out.h, c-lang.h, ax-gdb.h, arch-utils.h: Ditto.
	* ada-lang.h, config/nm-lynx.h, config/nm-linux.h: Ditto.
	* config/sparc/tm-sp64.h, config/rs6000/tm-rs6000.h: Ditto.
	* config/pa/tm-hppah.h, config/m68k/tm-delta68.h: Ditto.
	* cli/cli-setshow.h, cli/cli-script.h: Ditto.
2003-04-12 17:41:26 +00:00

85 lines
2.9 KiB
C

/* Handle shared libraries for GDB, the GNU Debugger.
Copyright 2000
Free Software Foundation, Inc.
This file is part of GDB.
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 2 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
struct objfile;
/* Critical offsets and sizes which describe struct r_debug and
struct link_map on SVR4-like targets. All offsets and sizes are
in bytes unless otherwise specified. */
struct link_map_offsets
{
/* Size of struct r_debug (or equivalent), or at least enough of it to
be able to obtain the r_map field. */
int r_debug_size;
/* Offset to the r_map field in struct r_debug. */
int r_map_offset;
/* Size of the r_map field in struct r_debug. */
int r_map_size;
/* Size of struct link_map (or equivalent), or at least enough of it
to be able to obtain the fields below. */
int link_map_size;
/* Offset to l_addr field in struct link_map. */
int l_addr_offset;
/* Size of l_addr field in struct link_map. */
int l_addr_size;
/* Offset to l_next field in struct link_map. */
int l_next_offset;
/* Size of l_next field in struct link_map. */
int l_next_size;
/* Offset to l_prev field in struct link_map. */
int l_prev_offset;
/* Size of l_prev field in struct link_map. */
int l_prev_size;
/* Offset to l_name field in struct link_map. */
int l_name_offset;
/* Size of l_name field in struct link_map. */
int l_name_size;
};
/* set_solib_svr4_fetch_link_map_offsets() is intended to be called by
a <arch>_gdbarch_init() function. It is used to establish an
architecture specific link_map_offsets fetcher for the architecture
being defined. */
extern void set_solib_svr4_fetch_link_map_offsets
(struct gdbarch *gdbarch, struct link_map_offsets *(*func) (void));
/* This function is called by thread_db.c. Return the address of the
link map for the given objfile. */
extern CORE_ADDR svr4_fetch_objfile_link_map (struct objfile *objfile);
/* legacy_svr4_fetch_link_map_offsets_hook is a pointer to a function
which is used to fetch link map offsets. It will only be set
by solib-legacy.c, if at all. */
extern struct link_map_offsets *(*legacy_svr4_fetch_link_map_offsets_hook)(void);