freebsd-skq/libexec/rtld-elf/rtld_utrace.h
peterj 75bd6a140d Extend LD_UTRACE by also generating utrace(2) log events for runtime linker
errors.

Reviewed by:	kib, jhb
Approved by:	jhb(mentor)
MFC after:	1 week
Differential Revision:	 D9347
2017-01-30 08:38:32 +00:00

64 lines
2.3 KiB
C

/*-
* Copyright (c) 2007 John Baldwin
*
* 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.
* 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 RTLD_UTRACE_H
#define RTLD_UTRACE_H
#include <sys/param.h>
#define UTRACE_DLOPEN_START 1
#define UTRACE_DLOPEN_STOP 2
#define UTRACE_DLCLOSE_START 3
#define UTRACE_DLCLOSE_STOP 4
#define UTRACE_LOAD_OBJECT 5
#define UTRACE_UNLOAD_OBJECT 6
#define UTRACE_ADD_RUNDEP 7
#define UTRACE_PRELOAD_FINISHED 8
#define UTRACE_INIT_CALL 9
#define UTRACE_FINI_CALL 10
#define UTRACE_DLSYM_START 11
#define UTRACE_DLSYM_STOP 12
#define UTRACE_RTLD_ERROR 13
#define RTLD_UTRACE_SIG_SZ 4
#define RTLD_UTRACE_SIG "RTLD"
struct utrace_rtld {
char sig[RTLD_UTRACE_SIG_SZ];
int event;
void *handle;
void *mapbase; /* Used for 'parent' and 'init/fini' */
size_t mapsize;
int refcnt; /* Used for 'mode' */
char name[MAXPATHLEN];
};
#endif