Differential D10439 Diff 28105 lib/libprocstat/libprocstat_compat.c

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lib/libprocstat/libprocstat_compat.c

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				/*-
				* Copyright (c) 2014 Gleb Kurtsou <gleb@FreeBSD.org>
				* 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.
				*
				* $FreeBSD$
				*/

				#include <sys/cdefs.h>
				__FBSDID("$FreeBSD$");

				#include <sys/param.h>
				#include <sys/user.h>
				#include <sys/socket.h>
				#include <string.h>
				ngieUnsubmitted Not Done Inline Actions Sort headers? ngie: Sort headers?

				#include "libprocstat.h"

				struct freebsd11_ptsstat {
				uint32_t dev;
				char devname[SPECNAMELEN + 1];
				};

				struct freebsd11_vnstat {
				uint64_t vn_fileid;
				uint64_t vn_size;
				char *vn_mntdir;
				uint32_t vn_dev;
				uint32_t vn_fsid;
				int vn_type;
				uint16_t vn_mode;
				char vn_devname[SPECNAMELEN + 1];
				};
				struct freebsd11_semstat {
				uint32_t value;
				uint16_t mode;
				};
				struct freebsd11_shmstat {
				uint64_t size;
				uint16_t mode;
				};

				int freebsd11_procstat_get_pts_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_ptsstat pts, char *errbuf);
				int freebsd11_procstat_get_sem_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_semstat sem, char *errbuf);
				int freebsd11_procstat_get_shm_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_shmstat shm, char *errbuf);
				int freebsd11_procstat_get_vnode_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_vnstat vn, char *errbuf);

				int
				freebsd11_procstat_get_pts_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_ptsstat pts_compat, char *errbuf)
				{
				struct ptsstat pts;
				int r;

				r = procstat_get_pts_info(procstat, fst, &pts, errbuf);
				if (r != 0)
				return (r);
				pts_compat->dev = pts.dev;
				memcpy(pts_compat->devname, pts.devname,
				sizeof(pts_compat->devname));
				return (0);
				}

				int
				freebsd11_procstat_get_sem_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_semstat sem_compat, char *errbuf)
				{
				struct semstat sem;
				int r;

				r = procstat_get_sem_info(procstat, fst, &sem, errbuf);
				if (r != 0)
				return (r);
				sem_compat->value = sem.value;
				sem_compat->mode = sem.mode;
				return (0);
				}

				int
				freebsd11_procstat_get_shm_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_shmstat shm_compat, char *errbuf)
				{
				struct shmstat shm;
				int r;

				r = procstat_get_shm_info(procstat, fst, &shm, errbuf);
				if (r != 0)
				return (r);
				shm_compat->size = shm.size;
				shm_compat->mode = shm.mode;
				return (0);
				}

				int
				freebsd11_procstat_get_vnode_info(struct procstat *procstat,
				struct filestat fst, struct freebsd11_vnstat vn_compat, char *errbuf)
				{
				struct vnstat vn;
				int r;

				r = procstat_get_vnode_info(procstat, fst, &vn, errbuf);
				if (r != 0)
				return (r);
				vn_compat->vn_fileid = vn.vn_fileid;
				vn_compat->vn_size = vn.vn_size;
				vn_compat->vn_mntdir = vn.vn_mntdir;
				vn_compat->vn_dev = vn.vn_dev;
				vn_compat->vn_fsid = vn.vn_fsid;
				vn_compat->vn_type = vn.vn_type;
				vn_compat->vn_mode = vn.vn_mode;
				memcpy(vn_compat->vn_devname, vn.vn_devname,
				sizeof(vn_compat->vn_devname));
				return (0);
				}

				__sym_compat(procstat_get_pts_info, freebsd11_procstat_get_pts_info, FBSD_1.2);
				__sym_compat(procstat_get_vnode_info, freebsd11_procstat_get_vnode_info,
				FBSD_1.2);
				__sym_compat(procstat_get_sem_info, freebsd11_procstat_get_sem_info, FBSD_1.3);
				__sym_compat(procstat_get_shm_info, freebsd11_procstat_get_shm_info, FBSD_1.3);