1 /* 2 * Copyright (c) 1982, 1986, 1989, 1991, 1993 3 * The Regents of the University of California. 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 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)user.h 8.2 (Berkeley) 9/23/93 34 * $Id: user.h,v 1.17 1998/12/19 02:55:34 julian Exp $ 35 */ 36 37 #ifndef _SYS_USER_H_ 38 #define _SYS_USER_H_ 39 40 #include <machine/pcb.h> 41 #ifndef KERNEL 42 /* stuff that *used* to be included by user.h, or is now needed */ 43 #include <sys/errno.h> 44 #include <sys/time.h> 45 #include <sys/resource.h> 46 #include <sys/ucred.h> 47 #include <sys/uio.h> 48 #include <sys/proc.h> 49 #include <vm/vm.h> /* XXX */ 50 #include <vm/vm_param.h> /* XXX */ 51 #include <vm/pmap.h> /* XXX */ 52 #include <sys/lock.h> /* XXX */ 53 #include <vm/vm_map.h> /* XXX */ 54 #endif /* !KERNEL */ 55 #ifndef _SYS_RESOURCEVAR_H_ 56 #include <sys/resourcevar.h> 57 #endif 58 #ifndef _SYS_SIGNALVAR_H_ 59 #include <sys/signalvar.h> 60 #endif 61 62 /* 63 * KERN_PROC subtype ops return arrays of augmented proc structures: 64 */ 65 struct kinfo_proc { 66 struct proc kp_proc; /* proc structure */ 67 struct eproc { 68 struct proc *e_paddr; /* address of proc */ 69 struct session *e_sess; /* session pointer */ 70 struct pcred e_pcred; /* process credentials */ 71 struct ucred e_ucred; /* current credentials */ 72 struct vmspace e_vm; /* address space */ 73 pid_t e_ppid; /* parent process id */ 74 pid_t e_pgid; /* process group id */ 75 short e_jobc; /* job control counter */ 76 dev_t e_tdev; /* controlling tty dev */ 77 pid_t e_tpgid; /* tty process group id */ 78 struct session *e_tsess; /* tty session pointer */ 79 #define WMESGLEN 7 80 char e_wmesg[WMESGLEN+1]; /* wchan message */ 81 segsz_t e_xsize; /* text size */ 82 short e_xrssize; /* text rss */ 83 short e_xccount; /* text references */ 84 short e_xswrss; 85 long e_flag; 86 #define EPROC_CTTY 0x01 /* controlling tty vnode active */ 87 #define EPROC_SLEADER 0x02 /* session leader */ 88 char e_login[roundup(MAXLOGNAME, sizeof(long))]; /* setlogin() name */ 89 long e_spare[2]; 90 } kp_eproc; 91 }; 92 void fill_eproc __P((struct proc *, struct eproc *)); 93 94 95 /* 96 * Per process structure containing data that isn't needed in core 97 * when the process isn't running (esp. when swapped out). 98 * This structure may or may not be at the same kernel address 99 * in all processes. 100 */ 101 102 struct user { 103 struct pcb u_pcb; 104 struct sigacts u_sigacts; /* p_sigacts points here (use it!) */ 105 struct pstats u_stats; /* p_stats points here (use it!) */ 106 /* 107 * Remaining fields only for core dump and/or ptrace-- 108 * not valid at other times! 109 */ 110 struct kinfo_proc u_kproc; /* proc + eproc */ 111 struct md_coredump u_md; /* machine dependent glop */ 112 }; 113 114 /* 115 * Redefinitions to make the debuggers happy for now... This subterfuge 116 * brought to you by coredump() and trace_req(). These fields are *only* 117 * valid at those times! 118 */ 119 #ifdef __i386__ 120 #define U_ar0 u_kproc.kp_proc.p_md.md_regs /* copy of curproc->p_md.md_regs */ 121 #endif 122 #ifdef __alpha__ 123 #define U_ar0 u_kproc.kp_proc.p_md.md_tf /* copy of curproc->p_md.md_tf */ 124 #endif 125 #define U_tsize u_kproc.kp_eproc.e_vm.vm_tsize 126 #define U_dsize u_kproc.kp_eproc.e_vm.vm_dsize 127 #define U_ssize u_kproc.kp_eproc.e_vm.vm_ssize 128 #ifndef COMPAT_LINUX_THREADS 129 #define U_sig u_sigacts.ps_sig 130 #define U_code u_sigacts.ps_code 131 #else 132 #define U_sig u_kproc.kp_proc.p_sig 133 #define U_code u_kproc.kp_proc.p_code 134 #endif /* COMPAT_LINUX_THREADS */ 135 136 #ifndef KERNEL 137 #define u_ar0 U_ar0 138 #define u_tsize U_tsize 139 #define u_dsize U_dsize 140 #define u_ssize U_ssize 141 #define u_sig U_sig 142 #define u_code U_code 143 #endif /* KERNEL */ 144 145 #endif 146