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 #define PS_FST_TYPE_PROCDESC 13 72 73 /* 74 * Special descriptor numbers. 75 */ 76 #define PS_FST_UFLAG_RDIR 0x0001 77 #define PS_FST_UFLAG_CDIR 0x0002 78 #define PS_FST_UFLAG_JAIL 0x0004 79 #define PS_FST_UFLAG_TRACE 0x0008 80 #define PS_FST_UFLAG_TEXT 0x0010 81 #define PS_FST_UFLAG_MMAP 0x0020 82 #define PS_FST_UFLAG_CTTY 0x0040 83 84 /* 85 * Descriptor flags. 86 */ 87 #define PS_FST_FFLAG_READ 0x0001 88 #define PS_FST_FFLAG_WRITE 0x0002 89 #define PS_FST_FFLAG_NONBLOCK 0x0004 90 #define PS_FST_FFLAG_APPEND 0x0008 91 #define PS_FST_FFLAG_SHLOCK 0x0010 92 #define PS_FST_FFLAG_EXLOCK 0x0020 93 #define PS_FST_FFLAG_ASYNC 0x0040 94 #define PS_FST_FFLAG_SYNC 0x0080 95 #define PS_FST_FFLAG_NOFOLLOW 0x0100 96 #define PS_FST_FFLAG_CREAT 0x0200 97 #define PS_FST_FFLAG_TRUNC 0x0400 98 #define PS_FST_FFLAG_EXCL 0x0800 99 #define PS_FST_FFLAG_DIRECT 0x1000 100 #define PS_FST_FFLAG_EXEC 0x2000 101 #define PS_FST_FFLAG_HASLOCK 0x4000 102 103 struct kinfo_kstack; 104 struct kinfo_vmentry; 105 struct procstat; 106 struct ptrace_lwpinfo; 107 struct rlimit; 108 struct filestat { 109 int fs_type; /* Descriptor type. */ 110 int fs_flags; /* filestat specific flags. */ 111 int fs_fflags; /* Descriptor access flags. */ 112 int fs_uflags; /* How this file is used. */ 113 int fs_fd; /* File descriptor number. */ 114 int fs_ref_count; /* Reference count. */ 115 off_t fs_offset; /* Seek location. */ 116 void *fs_typedep; /* Type dependent data. */ 117 char *fs_path; 118 STAILQ_ENTRY(filestat) next; 119 cap_rights_t fs_cap_rights; /* Capability rights, if flag set. */ 120 }; 121 struct vnstat { 122 uint64_t vn_fileid; 123 uint64_t vn_size; 124 uint64_t vn_dev; 125 uint64_t vn_fsid; 126 char *vn_mntdir; 127 int vn_type; 128 uint16_t vn_mode; 129 char vn_devname[SPECNAMELEN + 1]; 130 }; 131 struct ptsstat { 132 uint64_t dev; 133 char devname[SPECNAMELEN + 1]; 134 }; 135 struct pipestat { 136 size_t buffer_cnt; 137 uint64_t addr; 138 uint64_t peer; 139 }; 140 struct semstat { 141 uint32_t value; 142 uint16_t mode; 143 }; 144 struct shmstat { 145 uint64_t size; 146 uint16_t mode; 147 }; 148 struct sockstat { 149 uint64_t inp_ppcb; 150 uint64_t so_addr; 151 uint64_t so_pcb; 152 uint64_t unp_conn; 153 int dom_family; 154 int proto; 155 int so_rcv_sb_state; 156 int so_snd_sb_state; 157 struct sockaddr_storage sa_local; /* Socket address. */ 158 struct sockaddr_storage sa_peer; /* Peer address. */ 159 int type; 160 char dname[32]; 161 unsigned int sendq; 162 unsigned int recvq; 163 }; 164 165 STAILQ_HEAD(filestat_list, filestat); 166 167 __BEGIN_DECLS 168 void procstat_close(struct procstat *procstat); 169 void procstat_freeargv(struct procstat *procstat); 170 #ifndef ZFS 171 void procstat_freeauxv(struct procstat *procstat, Elf_Auxinfo *auxv); 172 #endif 173 void procstat_freeenvv(struct procstat *procstat); 174 void procstat_freegroups(struct procstat *procstat, gid_t *groups); 175 void procstat_freekstack(struct procstat *procstat, 176 struct kinfo_kstack *kkstp); 177 void procstat_freeprocs(struct procstat *procstat, struct kinfo_proc *p); 178 void procstat_freefiles(struct procstat *procstat, 179 struct filestat_list *head); 180 void procstat_freeptlwpinfo(struct procstat *procstat, 181 struct ptrace_lwpinfo *pl); 182 void procstat_freevmmap(struct procstat *procstat, 183 struct kinfo_vmentry *vmmap); 184 struct filestat_list *procstat_getfiles(struct procstat *procstat, 185 struct kinfo_proc *kp, int mmapped); 186 struct kinfo_proc *procstat_getprocs(struct procstat *procstat, 187 int what, int arg, unsigned int *count); 188 int procstat_get_pipe_info(struct procstat *procstat, struct filestat *fst, 189 struct pipestat *pipe, char *errbuf); 190 int procstat_get_pts_info(struct procstat *procstat, struct filestat *fst, 191 struct ptsstat *pts, char *errbuf); 192 int procstat_get_sem_info(struct procstat *procstat, struct filestat *fst, 193 struct semstat *sem, char *errbuf); 194 int procstat_get_shm_info(struct procstat *procstat, struct filestat *fst, 195 struct shmstat *shm, char *errbuf); 196 int procstat_get_socket_info(struct procstat *procstat, struct filestat *fst, 197 struct sockstat *sock, char *errbuf); 198 int procstat_get_vnode_info(struct procstat *procstat, struct filestat *fst, 199 struct vnstat *vn, char *errbuf); 200 char **procstat_getargv(struct procstat *procstat, struct kinfo_proc *p, 201 size_t nchr); 202 #ifndef ZFS 203 Elf_Auxinfo *procstat_getauxv(struct procstat *procstat, 204 struct kinfo_proc *kp, unsigned int *cntp); 205 #endif 206 struct ptrace_lwpinfo *procstat_getptlwpinfo(struct procstat *procstat, 207 unsigned int *cntp); 208 char **procstat_getenvv(struct procstat *procstat, struct kinfo_proc *p, 209 size_t nchr); 210 gid_t *procstat_getgroups(struct procstat *procstat, struct kinfo_proc *kp, 211 unsigned int *count); 212 struct kinfo_kstack *procstat_getkstack(struct procstat *procstat, 213 struct kinfo_proc *kp, unsigned int *count); 214 int procstat_getosrel(struct procstat *procstat, struct kinfo_proc *kp, 215 int *osrelp); 216 int procstat_getpathname(struct procstat *procstat, struct kinfo_proc *kp, 217 char *pathname, size_t maxlen); 218 int procstat_getrlimit(struct procstat *procstat, struct kinfo_proc *kp, 219 int which, struct rlimit* rlimit); 220 int procstat_getumask(struct procstat *procstat, struct kinfo_proc *kp, 221 unsigned short* umask); 222 struct kinfo_vmentry *procstat_getvmmap(struct procstat *procstat, 223 struct kinfo_proc *kp, unsigned int *count); 224 struct procstat *procstat_open_core(const char *filename); 225 struct procstat *procstat_open_sysctl(void); 226 struct procstat *procstat_open_kvm(const char *nlistf, const char *memf); 227 __END_DECLS 228 229 #endif /* !_LIBPROCSTAT_H_ */ 230