dlfcn.h revision a27d2baa0c1a2ec70f47ea9199b1dd6762c8a349 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *  * Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *  * Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in
12 *    the documentation and/or other materials provided with the
13 *    distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28#ifndef __DLFCN_H__
29#define __DLFCN_H__
30
31#include <sys/cdefs.h>
32
33__BEGIN_DECLS
34
35extern void*        dlopen(const char*  filename, int flag);
36extern int          dlclose(void*  handle);
37extern const char*  dlerror(void);
38extern void*        dlsym(void*  handle, const char*  symbol);
39
40enum {
41  RTLD_NOW  = 0,
42  RTLD_LAZY = 1,
43
44  RTLD_LOCAL  = 0,
45  RTLD_GLOBAL = 2,
46};
47
48#define RTLD_DEFAULT  ((void*) 0xffffffff)
49#define RTLD_NEXT     ((void*) 0xfffffffe)
50
51__END_DECLS
52
53#endif /* __DLFCN_H */
54
55
56