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authorNiklas Hallqvist <niklas@cvs.openbsd.org>1996-11-23 04:12:06 +0000
committerNiklas Hallqvist <niklas@cvs.openbsd.org>1996-11-23 04:12:06 +0000
commit37d4621bd4a912b6a032bc21906f7032e602cbf2 (patch)
tree6e6f3dad18baebc5f90abdcbbf4a8ba242555627 /gnu/usr.bin/binutils/gdb/gdbcore.h
parentfb7c7a778840ea235dd0bb550cfd2e2ac8ccb37c (diff)
Merge to Cygnus 961112 + add some support (not ready) for shared libs
Diffstat (limited to 'gnu/usr.bin/binutils/gdb/gdbcore.h')
-rw-r--r--gnu/usr.bin/binutils/gdb/gdbcore.h155
1 files changed, 155 insertions, 0 deletions
diff --git a/gnu/usr.bin/binutils/gdb/gdbcore.h b/gnu/usr.bin/binutils/gdb/gdbcore.h
new file mode 100644
index 00000000000..f55b512e870
--- /dev/null
+++ b/gnu/usr.bin/binutils/gdb/gdbcore.h
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+/* 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.
+
+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. */
+
+/* Interface routines for core, executable, etc. */
+
+#if !defined (GDBCORE_H)
+#define GDBCORE_H 1
+
+#include "bfd.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. */
+
+extern char *get_exec_file PARAMS ((int err));
+
+/* 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));
+
+/* Report a memory error with error(). */
+
+extern void memory_error PARAMS ((int status, CORE_ADDR memaddr));
+
+/* Like target_read_memory, but report an error if can't read. */
+
+extern void read_memory PARAMS ((CORE_ADDR memaddr, char *myaddr, int len));
+
+/* Read an integer from debugged memory, given address and number of
+ bytes. */
+
+extern LONGEST read_memory_integer PARAMS ((CORE_ADDR memaddr, int len));
+
+/* Read an unsigned integer from debugged memory, given address and
+ number of bytes. */
+
+extern unsigned LONGEST read_memory_unsigned_integer PARAMS ((CORE_ADDR memaddr, int len));
+
+/* 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 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));
+
+/* Hook for `exec_file_command' command to call. */
+
+extern void (*exec_file_display_hook) PARAMS ((char *filename));
+
+extern void specify_exec_file_hook PARAMS ((void (*hook) (char *filename)));
+
+/* Binary File Diddlers for the exec and core files */
+
+extern bfd *core_bfd;
+extern bfd *exec_bfd;
+
+/* 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 exec_file_command PARAMS ((char *filename, int from_tty));
+
+extern void validate_files PARAMS ((void));
+
+extern CORE_ADDR register_addr PARAMS ((int regno, CORE_ADDR blockend));
+
+extern void registers_fetched PARAMS ((void));
+
+#if !defined (KERNEL_U_ADDR)
+extern CORE_ADDR kernel_u_addr;
+#define KERNEL_U_ADDR kernel_u_addr
+#endif
+
+/* The target vector for core files. */
+
+extern struct target_ops core_ops;
+
+/* The current default bfd target. */
+
+extern char *gnutarget;
+
+extern void set_gnutarget PARAMS ((char *));
+
+/* Structure to keep track of core register reading functions for
+ various core file types. */
+
+struct core_fns {
+
+ /* 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. */
+
+ enum bfd_flavour core_flavour;
+
+ /* 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_SIZE is the size of that area.
+
+ 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. */
+
+ 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 add_core_fns to add them to the global chain. */
+
+ struct core_fns *next;
+
+};
+
+extern void add_core_fns PARAMS ((struct core_fns *cf));
+
+#endif /* !defined (GDBCORE_H) */