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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [gdb/] [gdbcore.h] - Diff between revs 227 and 816

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/* Machine independent variables that describe the core file under GDB.
/* Machine independent variables that describe the core file under GDB.
 
 
   Copyright (C) 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
   Copyright (C) 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
   1997, 1998, 1999, 2000, 2001, 2004, 2007, 2008, 2009, 2010
   1997, 1998, 1999, 2000, 2001, 2004, 2007, 2008, 2009, 2010
   Free Software Foundation, Inc.
   Free Software Foundation, Inc.
 
 
   This file is part of GDB.
   This file is part of GDB.
 
 
   This program is free software; you can redistribute it and/or modify
   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
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   (at your option) any later version.
 
 
   This program is distributed in the hope that it will be useful,
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   GNU General Public License for more details.
 
 
   You should have received a copy of the GNU General Public License
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
/* Interface routines for core, executable, etc.  */
/* Interface routines for core, executable, etc.  */
 
 
#if !defined (GDBCORE_H)
#if !defined (GDBCORE_H)
#define GDBCORE_H 1
#define GDBCORE_H 1
 
 
struct type;
struct type;
struct regcache;
struct regcache;
 
 
#include "bfd.h"
#include "bfd.h"
#include "exec.h"
#include "exec.h"
 
 
/* Return the name of the executable file as a string.
/* Return the name of the executable file as a string.
   ERR nonzero means get error if there is none specified;
   ERR nonzero means get error if there is none specified;
   otherwise return 0 in that case.  */
   otherwise return 0 in that case.  */
 
 
extern char *get_exec_file (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 (void);
extern int have_core_file_p (void);
 
 
/* Report a memory error with error().  */
/* Report a memory error with error().  */
 
 
extern void memory_error (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 (CORE_ADDR memaddr, gdb_byte *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.  */
/* Like target_read_stack, but report an error if can't read.  */
 
 
extern void read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
extern void read_stack (CORE_ADDR memaddr, gdb_byte *myaddr, int len);
 
 
/* Read an integer from debugged memory, given address and number of
/* Read an integer from debugged memory, given address and number of
   bytes.  */
   bytes.  */
 
 
extern LONGEST read_memory_integer (CORE_ADDR memaddr,
extern LONGEST read_memory_integer (CORE_ADDR memaddr,
                                    int len, enum bfd_endian byte_order);
                                    int len, enum bfd_endian byte_order);
extern int safe_read_memory_integer (CORE_ADDR memaddr, int len,
extern int safe_read_memory_integer (CORE_ADDR memaddr, int len,
                                     enum bfd_endian byte_order, LONGEST *return_value);
                                     enum bfd_endian byte_order, LONGEST *return_value);
 
 
/* Read an unsigned integer from debugged memory, given address and
/* Read an unsigned integer from debugged memory, given address and
   number of bytes.  */
   number of bytes.  */
 
 
extern ULONGEST read_memory_unsigned_integer (CORE_ADDR memaddr,
extern ULONGEST read_memory_unsigned_integer (CORE_ADDR memaddr,
                                              int len, enum bfd_endian byte_order);
                                              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 */
 * a buffer into which to place the string, and the maximum available space */
 
 
extern void read_memory_string (CORE_ADDR, char *, int);
extern void read_memory_string (CORE_ADDR, char *, int);
 
 
/* Read the pointer of type TYPE at ADDR, and return the address it
/* Read the pointer of type TYPE at ADDR, and return the address it
   represents. */
   represents. */
 
 
CORE_ADDR read_memory_typed_address (CORE_ADDR addr, struct type *type);
CORE_ADDR read_memory_typed_address (CORE_ADDR addr, struct type *type);
 
 
/* This takes a char *, not void *.  This is probably right, because
/* This takes a char *, not void *.  This is probably right, because
   passing in an int * or whatever is wrong with respect to
   passing in an int * or whatever is wrong with respect to
   byteswapping, alignment, different sizes for host vs. target types,
   byteswapping, alignment, different sizes for host vs. target types,
   etc.  */
   etc.  */
 
 
extern void write_memory (CORE_ADDR memaddr, const gdb_byte *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.  */
/* Store VALUE at ADDR in the inferior as a LEN-byte unsigned integer.  */
extern void write_memory_unsigned_integer (CORE_ADDR addr, int len,
extern void write_memory_unsigned_integer (CORE_ADDR addr, int len,
                                           enum bfd_endian byte_order,
                                           enum bfd_endian byte_order,
                                           ULONGEST value);
                                           ULONGEST value);
 
 
/* Store VALUE at ADDR in the inferior as a LEN-byte unsigned integer.  */
/* Store VALUE at ADDR in the inferior as a LEN-byte unsigned integer.  */
extern void write_memory_signed_integer (CORE_ADDR addr, int len,
extern void write_memory_signed_integer (CORE_ADDR addr, int len,
                                         enum bfd_endian byte_order,
                                         enum bfd_endian byte_order,
                                         LONGEST value);
                                         LONGEST value);


/* Hook for `exec_file_command' command to call.  */
/* Hook for `exec_file_command' command to call.  */
 
 
extern void (*deprecated_exec_file_display_hook) (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 (*deprecated_file_changed_hook) (char *filename);
extern void (*deprecated_file_changed_hook) (char *filename);
 
 
extern void specify_exec_file_hook (void (*hook) (char *filename));
extern void specify_exec_file_hook (void (*hook) (char *filename));
 
 
/* Binary File Diddler for the core file.  */
/* Binary File Diddler for the core file.  */
 
 
extern bfd *core_bfd;
extern bfd *core_bfd;
 
 
/* Whether to open exec and core files read-only or read-write.  */
/* Whether to open exec and core files read-only or read-write.  */
 
 
extern int write_files;
extern int write_files;
 
 
extern void core_file_command (char *filename, int from_tty);
extern void core_file_command (char *filename, int from_tty);
 
 
extern void exec_file_attach (char *filename, int from_tty);
extern void exec_file_attach (char *filename, int from_tty);
 
 
extern void exec_file_clear (int from_tty);
extern void exec_file_clear (int from_tty);
 
 
extern void validate_files (void);
extern void validate_files (void);
 
 
/* The current default bfd target.  */
/* The current default bfd target.  */
 
 
extern char *gnutarget;
extern char *gnutarget;
 
 
extern void set_gnutarget (char *);
extern void set_gnutarget (char *);
 
 
/* Structure to keep track of core register reading functions for
/* Structure to keep track of core register reading functions for
   various core file types.  */
   various core file types.  */
 
 
struct core_fns
struct core_fns
  {
  {
 
 
    /* BFD flavour that a core file handler is prepared to read.  This
    /* 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
       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
       level filter to reject BFD's that don't have the right
       flavour. */
       flavour. */
 
 
    enum bfd_flavour core_flavour;
    enum bfd_flavour core_flavour;
 
 
    /* Core file handler function to call to recognize corefile
    /* Core file handler function to call to recognize corefile
       formats that BFD rejects.  Some core file format just don't fit
       formats that BFD rejects.  Some core file format just don't fit
       into the BFD model, or may require other resources to identify
       into the BFD model, or may require other resources to identify
       them, that simply aren't available to BFD (such as symbols from
       them, that simply aren't available to BFD (such as symbols from
       another file).  Returns nonzero if the handler recognizes the
       another file).  Returns nonzero if the handler recognizes the
       format, zero otherwise. */
       format, zero otherwise. */
 
 
    int (*check_format) (bfd *);
    int (*check_format) (bfd *);
 
 
    /* Core file handler function to call to ask if it can handle a
    /* 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,
       given core file format or not.  Returns zero if it can't,
       nonzero otherwise. */
       nonzero otherwise. */
 
 
    int (*core_sniffer) (struct core_fns *, bfd *);
    int (*core_sniffer) (struct core_fns *, bfd *);
 
 
    /* Extract the register values out of the core file and supply them
    /* Extract the register values out of the core file and supply them
       into REGCACHE.
       into REGCACHE.
 
 
       CORE_REG_SECT points to the register values themselves, read into
       CORE_REG_SECT points to the register values themselves, read into
       memory.
       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:
       WHICH says which set of registers we are handling:
         0 --- integer registers
         0 --- integer registers
         2 --- floating-point registers, on machines where they are
         2 --- floating-point registers, on machines where they are
               discontiguous
               discontiguous
         3 --- extended floating-point registers, on machines where
         3 --- extended floating-point registers, on machines where
               these are present in yet a third area.  (GNU/Linux uses
               these are present in yet a third area.  (GNU/Linux uses
               this to get at the SSE registers.)
               this to get at the SSE registers.)
 
 
       REG_ADDR is the offset from u.u_ar0 to the register values relative to
       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
       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
       registers in a large upage-plus-stack ".reg" section.  Original upage
       address X is at location core_reg_sect+x+reg_addr. */
       address X is at location core_reg_sect+x+reg_addr. */
 
 
    void (*core_read_registers) (struct regcache *regcache,
    void (*core_read_registers) (struct regcache *regcache,
                                 char *core_reg_sect,
                                 char *core_reg_sect,
                                 unsigned core_reg_size,
                                 unsigned core_reg_size,
                                 int which, CORE_ADDR reg_addr);
                                 int which, CORE_ADDR reg_addr);
 
 
    /* Finds the next struct core_fns.  They are allocated and
    /* Finds the next struct core_fns.  They are allocated and
       initialized in whatever module implements the functions pointed
       initialized in whatever module implements the functions pointed
       to; an initializer calls deprecated_add_core_fns to add them to
       to; an initializer calls deprecated_add_core_fns to add them to
       the global chain.  */
       the global chain.  */
 
 
    struct core_fns *next;
    struct core_fns *next;
 
 
  };
  };
 
 
/* NOTE: cagney/2004-04-05: Replaced by "regset.h" and
/* NOTE: cagney/2004-04-05: Replaced by "regset.h" and
   regset_from_core_section().  */
   regset_from_core_section().  */
extern void deprecated_add_core_fns (struct core_fns *cf);
extern void deprecated_add_core_fns (struct core_fns *cf);
extern int default_core_sniffer (struct core_fns *cf, bfd * abfd);
extern int default_core_sniffer (struct core_fns *cf, bfd * abfd);
extern int default_check_format (bfd * abfd);
extern int default_check_format (bfd * abfd);
 
 
struct target_section *deprecated_core_resize_section_table (int num_added);
struct target_section *deprecated_core_resize_section_table (int num_added);
 
 
#endif /* !defined (GDBCORE_H) */
#endif /* !defined (GDBCORE_H) */
 
 

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