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2009-12-02 Tristan Gingold <gingold@adacore.com>
[deliverable/binutils-gdb.git]
/
gdb
/
gdbcore.h
diff --git
a/gdb/gdbcore.h
b/gdb/gdbcore.h
index 6501e3098b969fa37cbb1bb63546c1473f7382da..2bf98cb37e214e46b084e626b1a07e95378e2cf1 100644
(file)
--- a/
gdb/gdbcore.h
+++ b/
gdb/gdbcore.h
@@
-1,169
+1,200
@@
/* Machine independent variables that describe the core file under GDB.
/* Machine independent variables that describe the core file under GDB.
- Copyright 1986, 1987, 1989, 1990, 1992, 1995 Free Software Foundation, Inc.
-This file is part of GDB.
+ Copyright (C) 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+ 1997, 1998, 1999, 2000, 2001, 2004, 2007, 2008, 2009
+ Free Software Foundation, Inc.
-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 file is part of GDB.
-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
.
+ 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 3 of the License, or
+
(at your option) any later version
.
-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. */
+ 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, see <http://www.gnu.org/licenses/>. */
/* Interface routines for core, executable, etc. */
#if !defined (GDBCORE_H)
#define GDBCORE_H 1
/* Interface routines for core, executable, etc. */
#if !defined (GDBCORE_H)
#define GDBCORE_H 1
+struct type;
+struct regcache;
+
#include "bfd.h"
#include "bfd.h"
+#include "exec.h"
/* Return the name of the executable file as a string.
ERR nonzero means get error if there is none specified;
otherwise return 0 in that case. */
/* Return the name of the executable file as a string.
ERR nonzero means get error if there is none specified;
otherwise return 0 in that case. */
-extern char *get_exec_file
PARAMS ((int err)
);
+extern char *get_exec_file
(int err
);
/* Nonzero if there is a core file. */
/* Nonzero if there is a core file. */
-extern int have_core_file_p PARAMS ((void));
-
-/* Read "memory data" from whatever target or inferior we have.
- Returns zero if successful, errno value if not. EIO is used for
- address out of bounds. If breakpoints are inserted, returns shadow
- contents, not the breakpoints themselves. From breakpoint.c. */
-
-extern int read_memory_nobpt PARAMS ((CORE_ADDR memaddr, char *myaddr,
- unsigned len));
+extern int have_core_file_p (void);
/* Report a memory error with error(). */
/* Report a memory error with error(). */
-extern void memory_error
PARAMS ((int status, CORE_ADDR memaddr)
);
+extern void memory_error
(int status, CORE_ADDR memaddr
);
/* Like target_read_memory, but report an error if can't read. */
/* Like target_read_memory, but report an error if can't read. */
-extern void read_memory PARAMS ((CORE_ADDR memaddr, char *myaddr, int len));
+extern void read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
+
+/* Like target_read_stack, but report an error if can't read. */
-extern void read_memory_section PARAMS ((CORE_ADDR memaddr, char *myaddr,
- int len, asection *bfd_section));
+extern void read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
/* Read an integer from debugged memory, given address and number of
bytes. */
/* Read an integer from debugged memory, given address and number of
bytes. */
-extern LONGEST read_memory_integer PARAMS ((CORE_ADDR memaddr, int len));
+extern LONGEST read_memory_integer (CORE_ADDR memaddr,
+ int len, enum bfd_endian byte_order);
+extern int safe_read_memory_integer (CORE_ADDR memaddr, int len,
+ enum bfd_endian byte_order, LONGEST *return_value);
/* Read an unsigned integer from debugged memory, given address and
number of bytes. */
/* Read an unsigned integer from debugged memory, given address and
number of bytes. */
-extern ULONGEST read_memory_unsigned_integer PARAMS ((CORE_ADDR memaddr, int len));
+extern ULONGEST read_memory_unsigned_integer (CORE_ADDR memaddr,
+ int len, enum bfd_endian byte_order);
/* Read a null-terminated string from the debuggee's memory, given address,
/* Read a null-terminated string from the debuggee's memory, given address,
- * a buffer into which to place the string, and the maximum available space */
-extern void read_memory_string PARAMS ((CORE_ADDR, char *, int));
+ * a buffer into which to place the string, and the maximum available space */
+
+extern void read_memory_string (CORE_ADDR, char *, int);
+
+/* Read the pointer of type TYPE at ADDR, and return the address it
+ represents. */
+
+CORE_ADDR read_memory_typed_address (CORE_ADDR addr, struct type *type);
/* This takes a char *, not void *. This is probably right, because
passing in an int * or whatever is wrong with respect to
byteswapping, alignment, different sizes for host vs. target types,
etc. */
/* This takes a char *, not void *. This is probably right, because
passing in an int * or whatever is wrong with respect to
byteswapping, alignment, different sizes for host vs. target types,
etc. */
-extern void write_memory PARAMS ((CORE_ADDR memaddr, char *myaddr, int len));
+extern void write_memory (CORE_ADDR memaddr, const gdb_byte *myaddr, int len);
+
+/* Store VALUE at ADDR in the inferior as a LEN-byte unsigned integer. */
+extern void write_memory_unsigned_integer (CORE_ADDR addr, int len,
+ enum bfd_endian byte_order,
+ ULONGEST value);
-extern void generic_search PARAMS ((int len, char *data, char *mask,
-
CORE_ADDR startaddr, int increment
,
-
CORE_ADDR lorange, CORE_ADDR hirange
,
-
CORE_ADDR *addr_found, char *data_found)
);
+/* Store VALUE at ADDR in the inferior as a LEN-byte unsigned integer. */
+
extern void write_memory_signed_integer (CORE_ADDR addr, int len
,
+
enum bfd_endian byte_order
,
+
LONGEST value
);
\f
/* Hook for `exec_file_command' command to call. */
\f
/* Hook for `exec_file_command' command to call. */
-extern void (*
exec_file_display_hook) PARAMS ((char *filename)
);
+extern void (*
deprecated_exec_file_display_hook) (char *filename
);
/* Hook for "file_command", which is more useful than above
/* Hook for "file_command", which is more useful than above
- (because it is invoked AFTER symbols are read, not before) */
+ (because it is invoked AFTER symbols are read, not before)
.
*/
-extern void (*
file_changed_hook) PARAMS ((char *filename)
);
+extern void (*
deprecated_file_changed_hook) (char *filename
);
-extern void specify_exec_file_hook
PARAMS ((void (*hook) (char *filename)
));
+extern void specify_exec_file_hook
(void (*hook) (char *filename
));
-/* Binary File Diddler
s for the exec and core files
*/
+/* Binary File Diddler
for the core file.
*/
extern bfd *core_bfd;
extern bfd *core_bfd;
-extern bfd *exec_bfd;
/* Whether to open exec and core files read-only or read-write. */
extern int write_files;
/* Whether to open exec and core files read-only or read-write. */
extern int write_files;
-extern void core_file_command
PARAMS ((char *filename, int from_tty)
);
+extern void core_file_command
(char *filename, int from_tty
);
-extern void exec_file_attach
PARAMS ((char *filename, int from_tty)
);
+extern void exec_file_attach
(char *filename, int from_tty
);
-extern void exec_file_c
ommand PARAMS ((char *filename, int from_tty)
);
+extern void exec_file_c
lear (int from_tty
);
-extern void validate_files
PARAMS ((void)
);
+extern void validate_files
(void
);
-extern CORE_ADDR register_addr PARAMS ((int regno, CORE_ADDR blockend));
+/* The current default bfd target. */
-extern
void registers_fetched PARAMS ((void))
;
+extern
char *gnutarget
;
-#if !defined (KERNEL_U_ADDR)
-extern CORE_ADDR kernel_u_addr;
-#define KERNEL_U_ADDR kernel_u_addr
-#endif
+extern void set_gnutarget (char *);
-/* The target vector for core files. */
+/* Structure to keep track of core register reading functions for
+ various core file types. */
-extern struct target_ops core_ops;
+struct core_fns
+ {
-/* The current default bfd target. */
+ /* BFD flavour that a core file handler is prepared to read. This
+ can be used by the handler's core tasting function as a first
+ level filter to reject BFD's that don't have the right
+ flavour. */
-
extern char *gnutarget
;
+
enum bfd_flavour core_flavour
;
-extern void set_gnutarget PARAMS ((char *));
+ /* Core file handler function to call to recognize corefile
+ formats that BFD rejects. Some core file format just don't fit
+ into the BFD model, or may require other resources to identify
+ them, that simply aren't available to BFD (such as symbols from
+ another file). Returns nonzero if the handler recognizes the
+ format, zero otherwise. */
-/* Structure to keep track of core register reading functions for
- various core file types. */
+ int (*check_format) (bfd *);
-struct core_fns {
+ /* Core file handler function to call to ask if it can handle a
+ given core file format or not. Returns zero if it can't,
+ nonzero otherwise. */
- /* BFD flavour that we handle. Note that bfd_target_unknown_flavour matches
- anything, and if there is no better match, this function will be called
- as the default. */
+ int (*core_sniffer) (struct core_fns *, bfd *);
- enum bfd_flavour core_flavour;
+ /* Extract the register values out of the core file and supply them
+ into REGCACHE.
- /* Extract the register values out of the core file and store them where
-
`read_register' will find them
.
+ CORE_REG_SECT points to the register values themselves, read into
+
memory
.
- CORE_REG_SECT points to the register values themselves, read into
- memory.
+ CORE_REG_SIZE is the size of that area.
- CORE_REG_SIZE is the size of that area.
+ WHICH says which set of registers we are handling:
+ 0 --- integer registers
+ 2 --- floating-point registers, on machines where they are
+ discontiguous
+ 3 --- extended floating-point registers, on machines where
+ these are present in yet a third area. (GNU/Linux uses
+ this to get at the SSE registers.)
- WHICH says which set of registers we are handling (0 = int, 2 = float on
- machines where they are discontiguous).
+ REG_ADDR is the offset from u.u_ar0 to the register values relative to
+ core_reg_sect. This is used with old-fashioned core files to locate the
+ registers in a large upage-plus-stack ".reg" section. Original upage
+ address X is at location core_reg_sect+x+reg_addr. */
- REG_ADDR is the offset from u.u_ar0 to the register values relative to
- core_reg_sect. This is used with old-fashioned core files to locate the
- registers in a large upage-plus-stack ".reg" section. Original upage
- address X is at location core_reg_sect+x+reg_addr. */
+ void (*core_read_registers) (struct regcache *regcache,
+ char *core_reg_sect,
+ unsigned core_reg_size,
+ int which, CORE_ADDR reg_addr);
- void (*core_read_registers) PARAMS ((char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR reg_addr));
+ /* Finds the next struct core_fns. They are allocated and
+ initialized in whatever module implements the functions pointed
+ to; an initializer calls deprecated_add_core_fns to add them to
+ the global chain. */
- /* Finds the next struct core_fns. They are allocated and initialized
- in whatever module implements the functions pointed to; an
- initializer calls add_core_fns to add them to the global chain. */
+ struct core_fns *next;
-
struct core_fns *next
;
+
}
;
-};
+/* NOTE: cagney/2004-04-05: Replaced by "regset.h" and
+ regset_from_core_section(). */
+extern void deprecated_add_core_fns (struct core_fns *cf);
+extern int default_core_sniffer (struct core_fns *cf, bfd * abfd);
+extern int default_check_format (bfd * abfd);
-
extern void add_core_fns PARAMS ((struct core_fns *cf)
);
+
struct target_section *deprecated_core_resize_section_table (int num_added
);
-#endif /* !defined (GDBCORE_H) */
+#endif /* !defined (GDBCORE_H) */
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