X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fauxv.h;h=a5a932ec80eb9aae500d9d0f7684d1b360d9edd9;hb=cd9629e1df1a280c19e1daaf6c1195afbab0aca9;hp=92f7b541a6f251f15db396104a163cbfd4faeac8;hpb=197e01b6dcd118b70ed3621b62b2ff3fa929d50f;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/auxv.h b/gdb/auxv.h
index 92f7b541a6..a5a932ec80 100644
--- a/gdb/auxv.h
+++ b/gdb/auxv.h
@@ -1,12 +1,12 @@
 /* Auxiliary vector support for GDB, the GNU debugger.
 
-   Copyright (C) 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004-2020 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
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,34 +15,27 @@
    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., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef AUXV_H
 #define AUXV_H
 
-/* See "include/elf/common.h" for the definition of valid AT_* values.  */
-
+#include "target.h"
 
-/* Avoid miscellaneous includes in this file, so that it can be
-   included by nm-*.h for the procfs_xfer_auxv decl if that is
-   used in NATIVE_XFER_AUXV.  */
-struct target_ops;		/* Forward declaration.  */
+/* See "include/elf/common.h" for the definition of valid AT_* values.  */
 
+/* The default implementation of to_auxv_parse, used by the target
+   stack.  */
 
-/* Read all the auxv data into a contiguous xmalloc'd buffer,
-   stored in *DATA.  Return the size in bytes of this data.
-   If zero, there is no data and *DATA is null.
-   if < 0, there was an error and *DATA is null.  */
-extern LONGEST target_auxv_read (struct target_ops *ops, gdb_byte **data);
+extern int default_auxv_parse (struct target_ops *ops, gdb_byte **readptr,
+			       gdb_byte *endptr, CORE_ADDR *typep,
+			       CORE_ADDR *valp);
 
 /* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
    Return 0 if *READPTR is already at the end of the buffer.
    Return -1 if there is insufficient buffer for a whole entry.
    Return 1 if an entry was read into *TYPEP and *VALP.  */
-extern int target_auxv_parse (struct target_ops *ops,
-			      gdb_byte **readptr, gdb_byte *endptr,
+extern int target_auxv_parse (gdb_byte **readptr, gdb_byte *endptr,
 			      CORE_ADDR *typep, CORE_ADDR *valp);
 
 /* Extract the auxiliary vector entry with a_type matching MATCH.
@@ -52,24 +45,24 @@ extern int target_auxv_parse (struct target_ops *ops,
 extern int target_auxv_search (struct target_ops *ops,
 			       CORE_ADDR match, CORE_ADDR *valp);
 
-/* Print the contents of the target's AUXV on the specified file. */
-extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
+/* Print a description of a single AUXV entry on the specified file.  */
+enum auxv_format { AUXV_FORMAT_DEC, AUXV_FORMAT_HEX, AUXV_FORMAT_STR };
 
+extern void fprint_auxv_entry (struct ui_file *file, const char *name,
+			       const char *description,
+			       enum auxv_format format, CORE_ADDR type,
+			       CORE_ADDR val);
+
+/* The default implementation of gdbarch_print_auxv_entry.  */
+
+extern void default_print_auxv_entry (struct gdbarch *gdbarch,
+				      struct ui_file *file, CORE_ADDR type,
+				      CORE_ADDR val);
+
+/* Print the contents of the target's AUXV on the specified file.  */
+extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
 
-/* This function is called like a to_xfer_partial hook,
-   but must be called with TARGET_OBJECT_AUXV.
-   It handles access via /proc/PID/auxv, which is the common method.
-   This function is appropriate for doing:
-	   #define NATIVE_XFER_AUXV	procfs_xfer_auxv
-   for a native target that uses inftarg.c's child_xfer_partial hook.  */
-
-extern LONGEST procfs_xfer_auxv (struct target_ops *ops,
-				 int /* enum target_object */ object,
-				 const char *annex,
-				 gdb_byte *readbuf,
-				 const gdb_byte *writebuf,
-				 ULONGEST offset,
-				 LONGEST len);
+extern target_xfer_partial_ftype memory_xfer_auxv;
 
 
 #endif