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 * $FreeBSD$ 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 selected proc structure entries: 64 * 65 * When adding new fields to this structure, ALWAYS add them at the end 66 * and decrease the size of the spare field by the amount of space that 67 * you are adding. Byte aligned data should be added to the ki_sparestring 68 * space; other entries should be added to the ki_spare space. Always 69 * verify that sizeof(struct kinfo_proc) == KINFO_PROC_SIZE when you are 70 * done. If you change the size of this structure, many programs will stop 71 * working! Once you have added the new field, you will need to add code 72 * to initialize it in two places: kern/kern_proc.c in the function 73 * fill_kinfo_proc and in lib/libkvm/kvm_proc.c in the function kvm_proclist. 74 */ 75 #define KINFO_PROC_SIZE 640 /* the correct size for kinfo_proc */ 76 #define WMESGLEN 8 /* size of returned wchan message */ 77 #define MTXNAMELEN 8 /* size of returned mutex name */ 78 79 struct kinfo_proc { 80 int ki_structsize; /* size of this structure */ 81 struct pargs *ki_args; /* address of command arguments */ 82 struct proc *ki_paddr; /* address of proc */ 83 struct user *ki_addr; /* kernel virtual addr of u-area */ 84 struct vnode *ki_tracep; /* pointer to trace file */ 85 struct vnode *ki_textvp; /* pointer to executable file */ 86 struct filedesc *ki_fd; /* pointer to open file info */ 87 struct vmspace *ki_vmspace; /* pointer to kernel vmspace struct */ 88 void *ki_wchan; /* sleep address */ 89 pid_t ki_pid; /* Process identifier */ 90 pid_t ki_ppid; /* parent process id */ 91 pid_t ki_pgid; /* process group id */ 92 pid_t ki_tpgid; /* tty process group id */ 93 pid_t ki_sid; /* Process session ID */ 94 pid_t ki_tsid; /* Terminal session ID */ 95 short ki_jobc; /* job control counter */ 96 udev_t ki_tdev; /* controlling tty dev */ 97 sigset_t ki_siglist; /* Signals arrived but not delivered */ 98 sigset_t ki_sigmask; /* Current signal mask */ 99 sigset_t ki_sigignore; /* Signals being ignored */ 100 sigset_t ki_sigcatch; /* Signals being caught by user */ 101 uid_t ki_uid; /* effective user id */ 102 uid_t ki_ruid; /* Real user id */ 103 uid_t ki_svuid; /* Saved effective user id */ 104 gid_t ki_rgid; /* Real group id */ 105 gid_t ki_svgid; /* Saved effective group id */ 106 short ki_ngroups; /* number of groups */ 107 gid_t ki_groups[NGROUPS]; /* groups */ 108 vm_size_t ki_size; /* virtual size */ 109 segsz_t ki_rssize; /* current resident set size in pages */ 110 segsz_t ki_swrss; /* resident set size before last swap */ 111 segsz_t ki_tsize; /* text size (pages) XXX */ 112 segsz_t ki_dsize; /* data size (pages) XXX */ 113 segsz_t ki_ssize; /* stack size (pages) */ 114 u_short ki_xstat; /* Exit status for wait & stop signal */ 115 u_short ki_acflag; /* Accounting flags */ 116 fixpt_t ki_pctcpu; /* %cpu for process during ki_swtime */ 117 u_int ki_estcpu; /* Time averaged value of ki_cpticks */ 118 u_int ki_slptime; /* Time since last blocked */ 119 u_int ki_swtime; /* Time swapped in or out */ 120 u_int64_t ki_runtime; /* Real time in microsec */ 121 struct timeval ki_start; /* starting time */ 122 struct timeval ki_childtime; /* time used by process children */ 123 long ki_flag; /* P_* flags */ 124 long ki_kiflag; /* KI_* flags (below) */ 125 int ki_traceflag; /* Kernel trace points */ 126 u_char ki_priority; /* Process priority */ 127 u_char ki_usrpri; /* User-priority based on p_cpu */ 128 u_char ki_nativepri; /* Priority before propogation */ 129 char ki_stat; /* S* process status */ 130 char ki_nice; /* Process "nice" value */ 131 char ki_lock; /* Process lock (prevent swap) count */ 132 char ki_rqindex; /* Run queue index */ 133 u_char ki_oncpu; /* Which cpu we are on */ 134 u_char ki_lastcpu; /* Last cpu we were on */ 135 char ki_comm[MAXCOMLEN+1]; /* command name */ 136 char ki_wmesg[WMESGLEN+1]; /* wchan message */ 137 char ki_login[MAXLOGNAME+1]; /* setlogin name */ 138 char ki_mtxname[MTXNAMELEN+1]; /* mutex name */ 139 char ki_sparestrings[102]; /* spare string space */ 140 struct rtprio ki_rtprio; /* Realtime priority */ 141 struct rusage ki_rusage; /* process rusage statistics */ 142 long ki_spare[25]; /* spare constants */ 143 }; 144 void fill_kinfo_proc __P((struct proc *, struct kinfo_proc *)); 145 146 /* ki_sessflag values */ 147 #define KI_CTTY 0x00000001 /* controlling tty vnode active */ 148 #define KI_SLEADER 0x00000002 /* session leader */ 149 #define KI_MTXBLOCK 0x00000004 /* proc blocked on mutex ki_mtxname */ 150 151 /* 152 * Per process structure containing data that isn't needed in core 153 * when the process isn't running (esp. when swapped out). 154 * This structure may or may not be at the same kernel address 155 * in all processes. 156 */ 157 158 struct user { 159 struct pcb u_pcb; 160 struct sigacts u_sigacts; /* p_sigacts points here (use it!) */ 161 struct pstats u_stats; /* p_stats points here (use it!) */ 162 /* 163 * Remaining fields only for core dump and/or ptrace-- 164 * not valid at other times! 165 */ 166 struct kinfo_proc u_kproc; /* proc + eproc */ 167 struct md_coredump u_md; /* machine dependent glop */ 168 }; 169 170 /* 171 * Redefinitions to make the debuggers happy for now... This subterfuge 172 * brought to you by coredump() and trace_req(). These fields are *only* 173 * valid at those times! 174 */ 175 #ifdef __i386__ 176 #define U_ar0 u_kproc.kp_proc.p_md.md_regs /* copy of curproc->p_md.md_regs */ 177 #endif 178 #ifdef __alpha__ 179 #define U_ar0 u_kproc.kp_proc.p_md.md_tf /* copy of curproc->p_md.md_tf */ 180 #endif 181 #define U_tsize u_kproc.kp_eproc.e_vm.vm_tsize 182 #define U_dsize u_kproc.kp_eproc.e_vm.vm_dsize 183 #define U_ssize u_kproc.kp_eproc.e_vm.vm_ssize 184 #define U_sig u_kproc.kp_proc.p_sig 185 #define U_code u_kproc.kp_proc.p_code 186 187 #ifndef _KERNEL 188 #define u_ar0 U_ar0 189 #define u_tsize U_tsize 190 #define u_dsize U_dsize 191 #define u_ssize U_ssize 192 #define u_sig U_sig 193 #define u_code U_code 194 #endif 195 196 #endif 197