xref: /freebsd/lib/libproc/libproc.h (revision 2c633af4612d38e28280e47be666c668d328aa38)
12c633af4SJohn Birrell /*-
22c633af4SJohn Birrell  * Copyright (c) 2008 John Birrell (jb@freebsd.org)
32c633af4SJohn Birrell  * All rights reserved.
42c633af4SJohn Birrell  *
52c633af4SJohn Birrell  * Redistribution and use in source and binary forms, with or without
62c633af4SJohn Birrell  * modification, are permitted provided that the following conditions
72c633af4SJohn Birrell  * are met:
82c633af4SJohn Birrell  * 1. Redistributions of source code must retain the above copyright
92c633af4SJohn Birrell  *    notice, this list of conditions and the following disclaimer.
102c633af4SJohn Birrell  * 2. Redistributions in binary form must reproduce the above copyright
112c633af4SJohn Birrell  *    notice, this list of conditions and the following disclaimer in the
122c633af4SJohn Birrell  *    documentation and/or other materials provided with the distribution.
132c633af4SJohn Birrell  *
142c633af4SJohn Birrell  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
152c633af4SJohn Birrell  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
162c633af4SJohn Birrell  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
172c633af4SJohn Birrell  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
182c633af4SJohn Birrell  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
192c633af4SJohn Birrell  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
202c633af4SJohn Birrell  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
212c633af4SJohn Birrell  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
222c633af4SJohn Birrell  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
232c633af4SJohn Birrell  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
242c633af4SJohn Birrell  * SUCH DAMAGE.
252c633af4SJohn Birrell  *
262c633af4SJohn Birrell  * $FreeBSD$
272c633af4SJohn Birrell  */
282c633af4SJohn Birrell 
292c633af4SJohn Birrell #ifndef	_LIBPROC_H_
302c633af4SJohn Birrell #define	_LIBPROC_H_
312c633af4SJohn Birrell 
322c633af4SJohn Birrell #include <gelf.h>
332c633af4SJohn Birrell 
342c633af4SJohn Birrell struct proc_handle;
352c633af4SJohn Birrell 
362c633af4SJohn Birrell /* Values returned by proc_state(). */
372c633af4SJohn Birrell #define PS_IDLE		1
382c633af4SJohn Birrell #define PS_STOP		2
392c633af4SJohn Birrell #define PS_RUN		3
402c633af4SJohn Birrell #define PS_UNDEAD	4
412c633af4SJohn Birrell #define PS_DEAD		5
422c633af4SJohn Birrell #define PS_LOST		6
432c633af4SJohn Birrell 
442c633af4SJohn Birrell typedef struct prmap {
452c633af4SJohn Birrell 	uintptr_t	pr_vaddr;	/* Virtual address. */
462c633af4SJohn Birrell } prmap_t;
472c633af4SJohn Birrell 
482c633af4SJohn Birrell /* Function prototype definitions. */
492c633af4SJohn Birrell __BEGIN_DECLS
502c633af4SJohn Birrell 
512c633af4SJohn Birrell const prmap_t *proc_addr2map(struct proc_handle *, uintptr_t);
522c633af4SJohn Birrell const prmap_t *proc_name2map(struct proc_handle *, const char *);
532c633af4SJohn Birrell char	*proc_objname(struct proc_handle *, uintptr_t, char *, size_t);
542c633af4SJohn Birrell int	proc_addr2sym(struct proc_handle *, uintptr_t, char *, size_t, GElf_Sym *);
552c633af4SJohn Birrell int	proc_attach(pid_t pid, int flags, struct proc_handle **pphdl);
562c633af4SJohn Birrell int	proc_continue(struct proc_handle *);
572c633af4SJohn Birrell int	proc_clearflags(struct proc_handle *, int);
582c633af4SJohn Birrell int	proc_create(const char *, char * const *, struct proc_handle **);
592c633af4SJohn Birrell int	proc_detach(struct proc_handle *);
602c633af4SJohn Birrell int	proc_getflags(struct proc_handle *);
612c633af4SJohn Birrell int	proc_name2sym(struct proc_handle *, const char *, const char *, GElf_Sym *);
622c633af4SJohn Birrell int	proc_setflags(struct proc_handle *, int);
632c633af4SJohn Birrell int	proc_state(struct proc_handle *);
642c633af4SJohn Birrell int	proc_wait(struct proc_handle *);
652c633af4SJohn Birrell pid_t	proc_getpid(struct proc_handle *);
662c633af4SJohn Birrell void	proc_free(struct proc_handle *);
672c633af4SJohn Birrell 
682c633af4SJohn Birrell __END_DECLS
692c633af4SJohn Birrell 
702c633af4SJohn Birrell #endif /* !_LIBPROC_H_ */
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