1 /*- 2 * Copyright (c) 2008 John Birrell (jb@freebsd.org) 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 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _LIBPROC_H_ 30 #define _LIBPROC_H_ 31 32 #include <gelf.h> 33 34 struct proc_handle; 35 36 typedef void (*proc_child_func)(void *); 37 38 /* Values returned by proc_state(). */ 39 #define PS_IDLE 1 40 #define PS_STOP 2 41 #define PS_RUN 3 42 #define PS_UNDEAD 4 43 #define PS_DEAD 5 44 #define PS_LOST 6 45 46 typedef struct prmap { 47 uintptr_t pr_vaddr; /* Virtual address. */ 48 } prmap_t; 49 50 /* Function prototype definitions. */ 51 __BEGIN_DECLS 52 53 const prmap_t *proc_addr2map(struct proc_handle *, uintptr_t); 54 const prmap_t *proc_name2map(struct proc_handle *, const char *); 55 char *proc_objname(struct proc_handle *, uintptr_t, char *, size_t); 56 int proc_addr2sym(struct proc_handle *, uintptr_t, char *, size_t, GElf_Sym *); 57 int proc_attach(pid_t pid, int flags, struct proc_handle **pphdl); 58 int proc_continue(struct proc_handle *); 59 int proc_clearflags(struct proc_handle *, int); 60 int proc_create(const char *, char * const *, proc_child_func *, void *, 61 struct proc_handle **); 62 int proc_detach(struct proc_handle *); 63 int proc_getflags(struct proc_handle *); 64 int proc_name2sym(struct proc_handle *, const char *, const char *, GElf_Sym *); 65 int proc_setflags(struct proc_handle *, int); 66 int proc_state(struct proc_handle *); 67 int proc_wait(struct proc_handle *); 68 pid_t proc_getpid(struct proc_handle *); 69 void proc_free(struct proc_handle *); 70 71 __END_DECLS 72 73 #endif /* !_LIBPROC_H_ */ 74