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dlfcn.h revision 1.13
      1  1.13   simonb /*	$NetBSD: dlfcn.h,v 1.13 2000/06/13 01:21:53 simonb Exp $	*/
      2   1.1       pk 
      3   1.9       pk /*-
      4   1.9       pk  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5   1.1       pk  * All rights reserved.
      6   1.1       pk  *
      7   1.9       pk  * This code is derived from software contributed to The NetBSD Foundation
      8   1.9       pk  * by Paul Kranenburg.
      9   1.9       pk  *
     10   1.1       pk  * Redistribution and use in source and binary forms, with or without
     11   1.1       pk  * modification, are permitted provided that the following conditions
     12   1.1       pk  * are met:
     13   1.1       pk  * 1. Redistributions of source code must retain the above copyright
     14   1.1       pk  *    notice, this list of conditions and the following disclaimer.
     15   1.1       pk  * 2. Redistributions in binary form must reproduce the above copyright
     16   1.1       pk  *    notice, this list of conditions and the following disclaimer in the
     17   1.1       pk  *    documentation and/or other materials provided with the distribution.
     18   1.1       pk  * 3. All advertising materials mentioning features or use of this software
     19   1.1       pk  *    must display the following acknowledgement:
     20   1.9       pk  *        This product includes software developed by the NetBSD
     21   1.9       pk  *        Foundation, Inc. and its contributors.
     22   1.9       pk  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23   1.9       pk  *    contributors may be used to endorse or promote products derived
     24   1.9       pk  *    from this software without specific prior written permission.
     25   1.1       pk  *
     26   1.9       pk  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27   1.9       pk  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28   1.9       pk  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29   1.9       pk  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30   1.9       pk  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31   1.9       pk  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32   1.9       pk  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33   1.9       pk  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34   1.9       pk  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35   1.9       pk  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36   1.9       pk  * POSSIBILITY OF SUCH DAMAGE.
     37   1.1       pk  */
     38   1.1       pk 
     39   1.1       pk #ifndef _DLFCN_H_
     40   1.1       pk #define _DLFCN_H_
     41   1.1       pk 
     42   1.1       pk #include <sys/cdefs.h>
     43   1.1       pk 
     44   1.7       pk #if !defined(_XOPEN_SOURCE)
     45   1.7       pk typedef struct _dl_info {
     46   1.7       pk 	const char	*dli_fname;	/* File defining the symbol */
     47   1.7       pk 	void		*dli_fbase;	/* Base address */
     48   1.7       pk 	const char	*dli_sname;	/* Symbol name */
     49  1.12  thorpej 	const void	*dli_saddr;	/* Symbol address */
     50   1.7       pk } Dl_info;
     51   1.7       pk #endif /* !defined(_XOPEN_SOURCE) */
     52   1.7       pk 
     53   1.1       pk /*
     54   1.1       pk  * User interface to the run-time linker.
     55   1.1       pk  */
     56   1.2       pk __BEGIN_DECLS
     57  1.13   simonb void	*dlopen __P((const char *, int));
     58  1.13   simonb int	dlclose __P((void *));
     59  1.13   simonb void	*dlsym __P((void *, const char *));
     60   1.5   kleink #if !defined(_XOPEN_SOURCE)
     61  1.13   simonb int	dladdr __P((const void *, Dl_info *));
     62  1.13   simonb int	dlctl __P((void *, int, void *));
     63   1.5   kleink #endif
     64  1.13   simonb __aconst char *dlerror __P((void));
     65   1.2       pk __END_DECLS
     66   1.1       pk 
     67   1.1       pk /* Values for dlopen `mode'. */
     68   1.3       pk #define RTLD_LAZY	1
     69   1.3       pk #define RTLD_NOW	2
     70   1.4       pk #define RTLD_GLOBAL	0x100		/* Allow global searches in object */
     71   1.8       tv #define RTLD_LOCAL	0x200
     72   1.5   kleink #if !defined(_XOPEN_SOURCE)
     73   1.4       pk #define DL_LAZY		RTLD_LAZY	/* Compat */
     74   1.5   kleink #endif
     75   1.1       pk 
     76   1.1       pk /*
     77   1.1       pk  * dlctl() commands
     78   1.1       pk  */
     79   1.5   kleink #if !defined(_XOPEN_SOURCE)
     80   1.1       pk #define DL_GETERRNO	1
     81   1.7       pk #define DL_GETSYMBOL	2
     82   1.4       pk #if 0
     83   1.1       pk #define DL_SETSRCHPATH	x
     84   1.1       pk #define DL_GETLIST	x
     85   1.1       pk #define DL_GETREFCNT	x
     86   1.1       pk #define DL_GETLOADADDR	x
     87   1.5   kleink #endif /* 0 */
     88   1.5   kleink #endif /* !defined(_XOPEN_SOURCE) */
     89   1.1       pk 
     90   1.5   kleink #endif /* !defined(_DLFCN_H_) */
     91