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- /*-
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2009 Stanislav Sedov <stas@FreeBSD.org>
- * Copyright (c) 2017 Dell EMC
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- #ifndef _LIBPROCSTAT_H_
- #define _LIBPROCSTAT_H_
- /*
- * XXX: sys/elf.h conflicts with zfs_context.h. Workaround this by not
- * including conflicting parts when building zfs code.
- */
- #ifndef ZFS
- #include <sys/elf.h>
- #endif
- #include <sys/caprights.h>
- /*
- * Vnode types.
- */
- #define PS_FST_VTYPE_VNON 1
- #define PS_FST_VTYPE_VREG 2
- #define PS_FST_VTYPE_VDIR 3
- #define PS_FST_VTYPE_VBLK 4
- #define PS_FST_VTYPE_VCHR 5
- #define PS_FST_VTYPE_VLNK 6
- #define PS_FST_VTYPE_VSOCK 7
- #define PS_FST_VTYPE_VFIFO 8
- #define PS_FST_VTYPE_VBAD 9
- #define PS_FST_VTYPE_UNKNOWN 255
- /*
- * Descriptor types.
- */
- #define PS_FST_TYPE_VNODE 1
- #define PS_FST_TYPE_FIFO 2
- #define PS_FST_TYPE_SOCKET 3
- #define PS_FST_TYPE_PIPE 4
- #define PS_FST_TYPE_PTS 5
- #define PS_FST_TYPE_KQUEUE 6
- /* was PS_FST_TYPE_CRYPTO 7 */
- #define PS_FST_TYPE_MQUEUE 8
- #define PS_FST_TYPE_SHM 9
- #define PS_FST_TYPE_SEM 10
- #define PS_FST_TYPE_UNKNOWN 11
- #define PS_FST_TYPE_NONE 12
- #define PS_FST_TYPE_PROCDESC 13
- #define PS_FST_TYPE_DEV 14
- #define PS_FST_TYPE_EVENTFD 15
- /*
- * Special descriptor numbers.
- */
- #define PS_FST_UFLAG_RDIR 0x0001
- #define PS_FST_UFLAG_CDIR 0x0002
- #define PS_FST_UFLAG_JAIL 0x0004
- #define PS_FST_UFLAG_TRACE 0x0008
- #define PS_FST_UFLAG_TEXT 0x0010
- #define PS_FST_UFLAG_MMAP 0x0020
- #define PS_FST_UFLAG_CTTY 0x0040
- /*
- * Descriptor flags.
- */
- #define PS_FST_FFLAG_READ 0x0001
- #define PS_FST_FFLAG_WRITE 0x0002
- #define PS_FST_FFLAG_NONBLOCK 0x0004
- #define PS_FST_FFLAG_APPEND 0x0008
- #define PS_FST_FFLAG_SHLOCK 0x0010
- #define PS_FST_FFLAG_EXLOCK 0x0020
- #define PS_FST_FFLAG_ASYNC 0x0040
- #define PS_FST_FFLAG_SYNC 0x0080
- #define PS_FST_FFLAG_NOFOLLOW 0x0100
- #define PS_FST_FFLAG_CREAT 0x0200
- #define PS_FST_FFLAG_TRUNC 0x0400
- #define PS_FST_FFLAG_EXCL 0x0800
- #define PS_FST_FFLAG_DIRECT 0x1000
- #define PS_FST_FFLAG_EXEC 0x2000
- #define PS_FST_FFLAG_HASLOCK 0x4000
- #if !defined(__ILP32__) && !defined(__riscv)
- /* Target architecture supports 32-bit compat */
- #define PS_ARCH_HAS_FREEBSD32 1
- #endif
- struct kinfo_kstack;
- struct kinfo_proc;
- struct kinfo_vmentry;
- struct procstat;
- struct ptrace_lwpinfo;
- struct rlimit;
- struct filestat {
- int fs_type; /* Descriptor type. */
- int fs_flags; /* filestat specific flags. */
- int fs_fflags; /* Descriptor access flags. */
- int fs_uflags; /* How this file is used. */
- int fs_fd; /* File descriptor number. */
- int fs_ref_count; /* Reference count. */
- off_t fs_offset; /* Seek location. */
- void *fs_typedep; /* Type dependent data. */
- char *fs_path;
- STAILQ_ENTRY(filestat) next;
- cap_rights_t fs_cap_rights; /* Capability rights, if flag set. */
- };
- struct vnstat {
- uint64_t vn_fileid;
- uint64_t vn_size;
- uint64_t vn_dev;
- uint64_t vn_fsid;
- char *vn_mntdir;
- int vn_type;
- uint16_t vn_mode;
- char vn_devname[SPECNAMELEN + 1];
- };
- struct ptsstat {
- uint64_t dev;
- char devname[SPECNAMELEN + 1];
- };
- struct pipestat {
- size_t buffer_cnt;
- uint64_t addr;
- uint64_t peer;
- };
- struct semstat {
- uint32_t value;
- uint16_t mode;
- };
- struct shmstat {
- uint64_t size;
- uint16_t mode;
- };
- struct sockstat {
- uint64_t so_addr;
- uint64_t so_pcb;
- uint64_t unp_conn;
- int dom_family;
- int proto;
- int so_rcv_sb_state;
- int so_snd_sb_state;
- struct sockaddr_storage sa_local; /* Socket address. */
- struct sockaddr_storage sa_peer; /* Peer address. */
- int type;
- char dname[32];
- unsigned int sendq;
- unsigned int recvq;
- };
- STAILQ_HEAD(filestat_list, filestat);
- struct advlock {
- int rw; /* PS_ADVLOCK_RO/RW */
- int type; /* PS_ADVLOCK_TYPE_ */
- int pid;
- int sysid;
- uint64_t file_fsid;
- uint64_t file_rdev;
- uint64_t file_fileid;
- off_t start;
- off_t len; /* len == 0 till the EOF */
- const char *path;
- STAILQ_ENTRY(advlock) next;
- };
- #define PS_ADVLOCK_RO 0x01
- #define PS_ADVLOCK_RW 0x02
- #define PS_ADVLOCK_TYPE_FLOCK 0x01
- #define PS_ADVLOCK_TYPE_PID 0x02
- #define PS_ADVLOCK_TYPE_REMOTE 0x03
- STAILQ_HEAD(advlock_list, advlock);
- __BEGIN_DECLS
- void procstat_close(struct procstat *procstat);
- void procstat_freeadvlock(struct procstat *procstat,
- struct advlock_list *advlocks);
- void procstat_freeargv(struct procstat *procstat);
- #ifndef ZFS
- void procstat_freeauxv(struct procstat *procstat, Elf_Auxinfo *auxv);
- #endif
- void procstat_freeenvv(struct procstat *procstat);
- void procstat_freegroups(struct procstat *procstat, gid_t *groups);
- void procstat_freekstack(struct procstat *procstat,
- struct kinfo_kstack *kkstp);
- void procstat_freeprocs(struct procstat *procstat, struct kinfo_proc *p);
- void procstat_freefiles(struct procstat *procstat,
- struct filestat_list *head);
- void procstat_freeptlwpinfo(struct procstat *procstat,
- struct ptrace_lwpinfo *pl);
- void procstat_freevmmap(struct procstat *procstat,
- struct kinfo_vmentry *vmmap);
- struct advlock_list *procstat_getadvlock(struct procstat *procstat);
- struct filestat_list *procstat_getfiles(struct procstat *procstat,
- struct kinfo_proc *kp, int mmapped);
- struct kinfo_proc *procstat_getprocs(struct procstat *procstat,
- int what, int arg, unsigned int *count);
- int procstat_get_pipe_info(struct procstat *procstat, struct filestat *fst,
- struct pipestat *pipe, char *errbuf);
- int procstat_get_pts_info(struct procstat *procstat, struct filestat *fst,
- struct ptsstat *pts, char *errbuf);
- int procstat_get_sem_info(struct procstat *procstat, struct filestat *fst,
- struct semstat *sem, char *errbuf);
- int procstat_get_shm_info(struct procstat *procstat, struct filestat *fst,
- struct shmstat *shm, char *errbuf);
- int procstat_get_socket_info(struct procstat *procstat, struct filestat *fst,
- struct sockstat *sock, char *errbuf);
- int procstat_get_vnode_info(struct procstat *procstat, struct filestat *fst,
- struct vnstat *vn, char *errbuf);
- char **procstat_getargv(struct procstat *procstat, struct kinfo_proc *p,
- size_t nchr);
- #ifndef ZFS
- Elf_Auxinfo *procstat_getauxv(struct procstat *procstat,
- struct kinfo_proc *kp, unsigned int *cntp);
- #endif
- struct ptrace_lwpinfo *procstat_getptlwpinfo(struct procstat *procstat,
- unsigned int *cntp);
- char **procstat_getenvv(struct procstat *procstat, struct kinfo_proc *p,
- size_t nchr);
- gid_t *procstat_getgroups(struct procstat *procstat, struct kinfo_proc *kp,
- unsigned int *count);
- struct kinfo_kstack *procstat_getkstack(struct procstat *procstat,
- struct kinfo_proc *kp, unsigned int *count);
- int procstat_getosrel(struct procstat *procstat, struct kinfo_proc *kp,
- int *osrelp);
- int procstat_getpathname(struct procstat *procstat, struct kinfo_proc *kp,
- char *pathname, size_t maxlen);
- int procstat_getrlimit(struct procstat *procstat, struct kinfo_proc *kp,
- int which, struct rlimit* rlimit);
- int procstat_getumask(struct procstat *procstat, struct kinfo_proc *kp,
- unsigned short* umask);
- struct kinfo_vmentry *procstat_getvmmap(struct procstat *procstat,
- struct kinfo_proc *kp, unsigned int *count);
- struct procstat *procstat_open_core(const char *filename);
- struct procstat *procstat_open_sysctl(void);
- struct procstat *procstat_open_kvm(const char *nlistf, const char *memf);
- __END_DECLS
- #endif /* !_LIBPROCSTAT_H_ */
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