/* Shared library declarations for GDB, the GNU Debugger.
- Copyright 1990, 91, 92, 93, 94, 95, 96, 98, 1999, 2000
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000,
+ 2001
Free Software Foundation, Inc.
This file is part of GDB.
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#ifndef SOLIST_H
+#define SOLIST_H
+
#define SO_NAME_MAX_PATH_SIZE 512 /* FIXME: Should be dynamic */
/* Forward declaration for target specific link map information. This
/* The following fields of the structure are built from
information gathered from the shared object file itself, and
- are initialized when we actually add it to our symbol tables. */
+ are set when we actually add it to our symbol tables.
+
+ current_sos must initialize these fields to 0. */
bfd *abfd;
- CORE_ADDR lmend; /* upper addr bound of mapped object */
char symbols_loaded; /* flag: symbols read in yet? */
char from_tty; /* flag: print msgs? */
struct objfile *objfile; /* objfile for loaded lib */
struct target_so_ops
{
- CORE_ADDR (*lm_addr) (struct so_list *so);
+ /* Adjust the section binding addresses by the base address at
+ which the object was actually mapped. */
+ void (*relocate_section_addresses) (struct so_list *so,
+ struct section_table *);
+
+ /* Free the the link map info and any other private data
+ structures associated with a so_list entry. */
void (*free_so) (struct so_list *so);
+
+ /* Reset or free private data structures not associated with
+ so_list entries. */
void (*clear_solib) (void);
+
+ /* Target dependent code to run after child process fork. */
void (*solib_create_inferior_hook) (void);
+
+ /* Do additional symbol handling, lookup, etc. after symbols
+ for a shared object have been loaded. */
void (*special_symbol_handling) (void);
+
+ /* Construct a list of the currently loaded shared objects. */
struct so_list *(*current_sos) (void);
+
+ /* Find, open, and read the symbols for the main executable. */
int (*open_symbol_file_object) (void *from_ttyp);
+
+ /* Determine if PC lies in the dynamic symbol resolution code of
+ the run time loader */
+ int (*in_dynsym_resolve_code) (CORE_ADDR pc);
+
+ /* Extra hook for finding and opening a solib.
+ Convenience function for remote debuggers finding host libs. */
+ int (*find_and_open_solib) (char *soname,
+ unsigned o_flags, char **temp_pathname);
+
};
+/* Free the memory associated with a (so_list *). */
void free_so (struct so_list *so);
+/* Return address of first so_list entry in master shared object list. */
+struct so_list *master_so_list (void);
+
+/* Find solib binary file and open it. */
+extern int solib_open (char *in_pathname, char **found_pathname);
+
/* FIXME: gdbarch needs to control this variable */
extern struct target_so_ops *current_target_so_ops;
-#define TARGET_SO_LM_ADDR (current_target_so_ops->lm_addr)
+#define TARGET_SO_RELOCATE_SECTION_ADDRESSES \
+ (current_target_so_ops->relocate_section_addresses)
#define TARGET_SO_FREE_SO (current_target_so_ops->free_so)
#define TARGET_SO_CLEAR_SOLIB (current_target_so_ops->clear_solib)
#define TARGET_SO_SOLIB_CREATE_INFERIOR_HOOK \
#define TARGET_SO_CURRENT_SOS (current_target_so_ops->current_sos)
#define TARGET_SO_OPEN_SYMBOL_FILE_OBJECT \
(current_target_so_ops->open_symbol_file_object)
+#define TARGET_SO_IN_DYNSYM_RESOLVE_CODE \
+ (current_target_so_ops->in_dynsym_resolve_code)
+#define TARGET_SO_FIND_AND_OPEN_SOLIB \
+ (current_target_so_ops->find_and_open_solib)
+
+#endif