1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Stanislav Sedov <stas@FreeBSD.org> 5 * Copyright (c) 2017 Dell EMC 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _LIBPROCSTAT_H_ 33 #define _LIBPROCSTAT_H_ 34 35 /* 36 * XXX: sys/elf.h conflicts with zfs_context.h. Workaround this by not 37 * including conflicting parts when building zfs code. 38 */ 39 #ifndef ZFS 40 #include <sys/elf.h> 41 #endif 42 #include <sys/caprights.h> 43 44 /* 45 * Vnode types. 46 */ 47 #define PS_FST_VTYPE_VNON 1 48 #define PS_FST_VTYPE_VREG 2 49 #define PS_FST_VTYPE_VDIR 3 50 #define PS_FST_VTYPE_VBLK 4 51 #define PS_FST_VTYPE_VCHR 5 52 #define PS_FST_VTYPE_VLNK 6 53 #define PS_FST_VTYPE_VSOCK 7 54 #define PS_FST_VTYPE_VFIFO 8 55 #define PS_FST_VTYPE_VBAD 9 56 #define PS_FST_VTYPE_UNKNOWN 255 57 58 /* 59 * Descriptor types. 60 */ 61 #define PS_FST_TYPE_VNODE 1 62 #define PS_FST_TYPE_FIFO 2 63 #define PS_FST_TYPE_SOCKET 3 64 #define PS_FST_TYPE_PIPE 4 65 #define PS_FST_TYPE_PTS 5 66 #define PS_FST_TYPE_KQUEUE 6 67 #define PS_FST_TYPE_CRYPTO 7 68 #define PS_FST_TYPE_MQUEUE 8 69 #define PS_FST_TYPE_SHM 9 70 #define PS_FST_TYPE_SEM 10 71 #define PS_FST_TYPE_UNKNOWN 11 72 #define PS_FST_TYPE_NONE 12 73 #define PS_FST_TYPE_PROCDESC 13 74 #define PS_FST_TYPE_DEV 14 75 76 /* 77 * Special descriptor numbers. 78 */ 79 #define PS_FST_UFLAG_RDIR 0x0001 80 #define PS_FST_UFLAG_CDIR 0x0002 81 #define PS_FST_UFLAG_JAIL 0x0004 82 #define PS_FST_UFLAG_TRACE 0x0008 83 #define PS_FST_UFLAG_TEXT 0x0010 84 #define PS_FST_UFLAG_MMAP 0x0020 85 #define PS_FST_UFLAG_CTTY 0x0040 86 87 /* 88 * Descriptor flags. 89 */ 90 #define PS_FST_FFLAG_READ 0x0001 91 #define PS_FST_FFLAG_WRITE 0x0002 92 #define PS_FST_FFLAG_NONBLOCK 0x0004 93 #define PS_FST_FFLAG_APPEND 0x0008 94 #define PS_FST_FFLAG_SHLOCK 0x0010 95 #define PS_FST_FFLAG_EXLOCK 0x0020 96 #define PS_FST_FFLAG_ASYNC 0x0040 97 #define PS_FST_FFLAG_SYNC 0x0080 98 #define PS_FST_FFLAG_NOFOLLOW 0x0100 99 #define PS_FST_FFLAG_CREAT 0x0200 100 #define PS_FST_FFLAG_TRUNC 0x0400 101 #define PS_FST_FFLAG_EXCL 0x0800 102 #define PS_FST_FFLAG_DIRECT 0x1000 103 #define PS_FST_FFLAG_EXEC 0x2000 104 #define PS_FST_FFLAG_HASLOCK 0x4000 105 106 struct kinfo_kstack; 107 struct kinfo_vmentry; 108 struct procstat; 109 struct ptrace_lwpinfo; 110 struct rlimit; 111 struct filestat { 112 int fs_type; /* Descriptor type. */ 113 int fs_flags; /* filestat specific flags. */ 114 int fs_fflags; /* Descriptor access flags. */ 115 int fs_uflags; /* How this file is used. */ 116 int fs_fd; /* File descriptor number. */ 117 int fs_ref_count; /* Reference count. */ 118 off_t fs_offset; /* Seek location. */ 119 void *fs_typedep; /* Type dependent data. */ 120 char *fs_path; 121 STAILQ_ENTRY(filestat) next; 122 cap_rights_t fs_cap_rights; /* Capability rights, if flag set. */ 123 }; 124 struct vnstat { 125 uint64_t vn_fileid; 126 uint64_t vn_size; 127 uint64_t vn_dev; 128 uint64_t vn_fsid; 129 char *vn_mntdir; 130 int vn_type; 131 uint16_t vn_mode; 132 char vn_devname[SPECNAMELEN + 1]; 133 }; 134 struct ptsstat { 135 uint64_t dev; 136 char devname[SPECNAMELEN + 1]; 137 }; 138 struct pipestat { 139 size_t buffer_cnt; 140 uint64_t addr; 141 uint64_t peer; 142 }; 143 struct semstat { 144 uint32_t value; 145 uint16_t mode; 146 }; 147 struct shmstat { 148 uint64_t size; 149 uint16_t mode; 150 }; 151 struct sockstat { 152 uint64_t inp_ppcb; 153 uint64_t so_addr; 154 uint64_t so_pcb; 155 uint64_t unp_conn; 156 int dom_family; 157 int proto; 158 int so_rcv_sb_state; 159 int so_snd_sb_state; 160 struct sockaddr_storage sa_local; /* Socket address. */ 161 struct sockaddr_storage sa_peer; /* Peer address. */ 162 int type; 163 char dname[32]; 164 unsigned int sendq; 165 unsigned int recvq; 166 }; 167 168 STAILQ_HEAD(filestat_list, filestat); 169 170 __BEGIN_DECLS 171 void procstat_close(struct procstat *procstat); 172 void procstat_freeargv(struct procstat *procstat); 173 #ifndef ZFS 174 void procstat_freeauxv(struct procstat *procstat, Elf_Auxinfo *auxv); 175 #endif 176 void procstat_freeenvv(struct procstat *procstat); 177 void procstat_freegroups(struct procstat *procstat, gid_t *groups); 178 void procstat_freekstack(struct procstat *procstat, 179 struct kinfo_kstack *kkstp); 180 void procstat_freeprocs(struct procstat *procstat, struct kinfo_proc *p); 181 void procstat_freefiles(struct procstat *procstat, 182 struct filestat_list *head); 183 void procstat_freeptlwpinfo(struct procstat *procstat, 184 struct ptrace_lwpinfo *pl); 185 void procstat_freevmmap(struct procstat *procstat, 186 struct kinfo_vmentry *vmmap); 187 struct filestat_list *procstat_getfiles(struct procstat *procstat, 188 struct kinfo_proc *kp, int mmapped); 189 struct kinfo_proc *procstat_getprocs(struct procstat *procstat, 190 int what, int arg, unsigned int *count); 191 int procstat_get_pipe_info(struct procstat *procstat, struct filestat *fst, 192 struct pipestat *pipe, char *errbuf); 193 int procstat_get_pts_info(struct procstat *procstat, struct filestat *fst, 194 struct ptsstat *pts, char *errbuf); 195 int procstat_get_sem_info(struct procstat *procstat, struct filestat *fst, 196 struct semstat *sem, char *errbuf); 197 int procstat_get_shm_info(struct procstat *procstat, struct filestat *fst, 198 struct shmstat *shm, char *errbuf); 199 int procstat_get_socket_info(struct procstat *procstat, struct filestat *fst, 200 struct sockstat *sock, char *errbuf); 201 int procstat_get_vnode_info(struct procstat *procstat, struct filestat *fst, 202 struct vnstat *vn, char *errbuf); 203 char **procstat_getargv(struct procstat *procstat, struct kinfo_proc *p, 204 size_t nchr); 205 #ifndef ZFS 206 Elf_Auxinfo *procstat_getauxv(struct procstat *procstat, 207 struct kinfo_proc *kp, unsigned int *cntp); 208 #endif 209 struct ptrace_lwpinfo *procstat_getptlwpinfo(struct procstat *procstat, 210 unsigned int *cntp); 211 char **procstat_getenvv(struct procstat *procstat, struct kinfo_proc *p, 212 size_t nchr); 213 gid_t *procstat_getgroups(struct procstat *procstat, struct kinfo_proc *kp, 214 unsigned int *count); 215 struct kinfo_kstack *procstat_getkstack(struct procstat *procstat, 216 struct kinfo_proc *kp, unsigned int *count); 217 int procstat_getosrel(struct procstat *procstat, struct kinfo_proc *kp, 218 int *osrelp); 219 int procstat_getpathname(struct procstat *procstat, struct kinfo_proc *kp, 220 char *pathname, size_t maxlen); 221 int procstat_getrlimit(struct procstat *procstat, struct kinfo_proc *kp, 222 int which, struct rlimit* rlimit); 223 int procstat_getumask(struct procstat *procstat, struct kinfo_proc *kp, 224 unsigned short* umask); 225 struct kinfo_vmentry *procstat_getvmmap(struct procstat *procstat, 226 struct kinfo_proc *kp, unsigned int *count); 227 struct procstat *procstat_open_core(const char *filename); 228 struct procstat *procstat_open_sysctl(void); 229 struct procstat *procstat_open_kvm(const char *nlistf, const char *memf); 230 __END_DECLS 231 232 #endif /* !_LIBPROCSTAT_H_ */ 233