2 * Copyright (c) 2007 John Baldwin
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. Neither the name of the University nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/param.h>
36 #define UTRACE_DLOPEN_START 1
37 #define UTRACE_DLOPEN_STOP 2
38 #define UTRACE_DLCLOSE_START 3
39 #define UTRACE_DLCLOSE_STOP 4
40 #define UTRACE_LOAD_OBJECT 5
41 #define UTRACE_UNLOAD_OBJECT 6
42 #define UTRACE_ADD_RUNDEP 7
43 #define UTRACE_PRELOAD_FINISHED 8
44 #define UTRACE_INIT_CALL 9
45 #define UTRACE_FINI_CALL 10
46 #define UTRACE_DLSYM_START 11
47 #define UTRACE_DLSYM_STOP 12
48 #define UTRACE_RTLD_ERROR 13
50 #define RTLD_UTRACE_SIG_SZ 4
51 #define RTLD_UTRACE_SIG "RTLD"
54 char sig[RTLD_UTRACE_SIG_SZ];
57 void *mapbase; /* Used for 'parent' and 'init/fini' */
59 int refcnt; /* Used for 'mode' */
60 char name[MAXPATHLEN];