hotspot/agent/src/os/linux/symtab.h
author never
Tue, 09 Mar 2010 11:02:39 -0800
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6932270: Allow Java's ELF symtab reader to use separate debuginfo files Reviewed-by: never Contributed-by: Andrew Haley <aph@redhat.com>
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/*
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 * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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#ifndef _SYMTAB_H_
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#define _SYMTAB_H_
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#include <stdint.h>
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// interface to manage ELF symbol tables
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struct symtab;
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// build symbol table for a given ELF file descriptor
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struct symtab* build_symtab(int fd, const char *filename);
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// destroy the symbol table
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void destroy_symtab(struct symtab* symtab);
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// search for symbol in the given symbol table. Adds offset
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// to the base uintptr_t supplied. Returns NULL if not found.
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uintptr_t search_symbol(struct symtab* symtab, uintptr_t base,
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                      const char *sym_name, int *sym_size);
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// look for nearest symbol for a given offset (not address - base
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// subtraction done by caller
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const char* nearest_symbol(struct symtab* symtab, uintptr_t offset,
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                      uintptr_t* poffset);
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#endif /*_SYMTAB_H_*/