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