1 files changed, 144 insertions, 0 deletions

diff --git a/lib/libprocstat/libprocstat_compat.c b/lib/libprocstat/libprocstat_compat.c
new file mode 100644
index 000000000000..52d80c7afab4
--- /dev/null
+++ b/lib/libprocstat/libprocstat_compat.c
@@ -0,0 +1,144 @@
+/*-
+ * 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>
+
+#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);