1 /*- 2 * Copyright 1997 Sean Eric Fagan 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 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. All advertising materials mentioning features or use of this software 13 * must display the following acknowledgement: 14 * This product includes software developed by Sean Eric Fagan 15 * 4. Neither the name of the author may be used to endorse or promote 16 * products derived from this software without specific prior written 17 * permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 */ 32 33 /* 34 * procfs ioctl definitions. 35 * 36 * $FreeBSD$ 37 */ 38 39 #ifndef _SYS_PIOCTL_H 40 # define _SYS_PIOCTL_H 41 42 # include <sys/ioccom.h> 43 44 struct procfs_status { 45 int state; /* Running, stopped, something else? */ 46 int flags; /* Any flags */ 47 unsigned long events; /* Events to stop on */ 48 int why; /* What event, if any, proc stopped on */ 49 unsigned long val; /* Any extra data */ 50 }; 51 52 # define PIOCBIS _IOWINT('p', 1) /* Set event flag */ 53 # define PIOCBIC _IOWINT('p', 2) /* Clear event flag */ 54 # define PIOCSFL _IOWINT('p', 3) /* Set flags */ 55 /* wait for proc to stop */ 56 # define PIOCWAIT _IOR('p', 4, struct procfs_status) 57 # define PIOCCONT _IOWINT('p', 5) /* Continue a process */ 58 /* Get proc status */ 59 # define PIOCSTATUS _IOR('p', 6, struct procfs_status) 60 # define PIOCGFL _IOR('p', 7, unsigned int) /* Get flags */ 61 62 # define S_EXEC 0x00000001 /* stop-on-exec */ 63 # define S_SIG 0x00000002 /* stop-on-signal */ 64 # define S_SCE 0x00000004 /* stop on syscall entry */ 65 # define S_SCX 0x00000008 /* stop on syscall exit */ 66 # define S_CORE 0x00000010 /* stop on coredump */ 67 # define S_EXIT 0x00000020 /* stop on exit */ 68 # define S_ALLSTOPS 0x003f /* stop on all events */ 69 70 /* 71 * If PF_LINGER is set in procp->p_pfsflags, then the last close 72 * of a /proc/<pid>/mem file will not clear out the stops and continue 73 * the process. 74 */ 75 76 # define PF_LINGER 0x01 /* Keep stops around after last close */ 77 # define PF_ISUGID 0x02 /* Ignore UID/GID changes */ 78 # define PF_FORK 0x04 /* Retain settings on fork() */ 79 #endif 80