mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-12-01 10:43:32 +00:00
82 lines
3.2 KiB
C
82 lines
3.2 KiB
C
/*
|
|
* Copyright (c) 1994
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _DLFCN_H_
|
|
#define _DLFCN_H_
|
|
#include <sys/cdefs.h>
|
|
|
|
/*
|
|
* Modes and flags for dlopen().
|
|
*/
|
|
#define RTLD_LAZY 1 /* Bind function calls lazily */
|
|
#define RTLD_NOW 2 /* Bind function calls immediately */
|
|
#define RTLD_MODEMASK 0x3
|
|
#define RTLD_GLOBAL 0x100 /* Make symbols globally available */
|
|
#define RTLD_LOCAL 0 /* Opposite of RTLD_GLOBAL, and the default */
|
|
#define RTLD_TRACE 0x200 /* Trace loaded objects and exit */
|
|
|
|
/*
|
|
* Special handle arguments for dlsym().
|
|
*/
|
|
#define RTLD_NEXT ((void *) -1) /* Search subsequent objects */
|
|
#define RTLD_DEFAULT ((void *) -2) /* Use default search algorithm */
|
|
|
|
/*
|
|
* Structure filled in by dladdr().
|
|
*/
|
|
typedef struct dl_info {
|
|
const char *dli_fname; /* Pathname of shared object */
|
|
void *dli_fbase; /* Base address of shared object */
|
|
const char *dli_sname; /* Name of nearest symbol */
|
|
void *dli_saddr; /* Address of nearest symbol */
|
|
} Dl_info;
|
|
|
|
__BEGIN_DECLS
|
|
int dladdr __P((const void *, Dl_info *));
|
|
int dlclose __P((void *));
|
|
const char *dlerror __P((void));
|
|
void dllockinit __P((void *_context,
|
|
void *(*_lock_create)(void *_context),
|
|
void (*_rlock_acquire)(void *_lock),
|
|
void (*_wlock_acquire)(void *_lock),
|
|
void (*_lock_release)(void *_lock),
|
|
void (*_lock_destroy)(void *_lock),
|
|
void (*_context_destroy)(void *_context)));
|
|
void *dlopen __P((const char *, int));
|
|
void *dlsym __P((void *, const char *));
|
|
__END_DECLS
|
|
|
|
#endif /* !_DLFCN_H_ */
|