freebsd-dev/lib/libproc/_libproc.h

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/*-
* Copyright (c) 2008 John Birrell (jb@freebsd.org)
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 __LIBPROC_H_
#define __LIBPROC_H_
#include <sys/types.h>
#include <sys/ptrace.h>
#include <libelf.h>
#include <rtld_db.h>
#include "libproc.h"
struct procstat;
struct symtab {
Elf_Data *data;
u_int nsyms;
u_int *index;
u_long stridx;
};
struct file_info {
Elf *elf;
int fd;
u_int refs;
GElf_Ehdr ehdr;
/* Symbol tables, sorted by value. */
struct symtab dynsymtab;
struct symtab symtab;
};
struct map_info {
prmap_t map;
struct file_info *file;
};
struct proc_handle {
struct proc_handle_public public; /* Public fields. */
int flags; /* Process flags. */
int status; /* Process status (PS_*). */
int wstat; /* Process wait status. */
int model; /* Process data model. */
rd_agent_t *rdap; /* librtld_db agent */
struct map_info *mappings; /* File mappings for proc. */
size_t maparrsz; /* Map array size. */
size_t nmappings; /* Number of mappings. */
prmap_t *exec_map; /* Executable text mapping. */
lwpstatus_t lwps; /* Process status. */
struct procstat *procstat; /* libprocstat handle. */
char execpath[PATH_MAX]; /* Path to program executable. */
};
#ifdef DEBUG
#define DPRINTF(...) warn(__VA_ARGS__)
#define DPRINTFX(...) warnx(__VA_ARGS__)
#else
#define DPRINTF(...) do { } while (0)
#define DPRINTFX(...) do { } while (0)
#endif
#endif /* __LIBPROC_H_ */