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- /*-
- * SPDX-License-Identifier: BSD-3-Clause
- *
- * Copyright (c) 2003 Poul-Henning Kamp
- * 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.
- * 3. The names of the authors may not be used to endorse or promote
- * products derived from this software without specific prior written
- * permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 _GEOM_GEOM_CTL_H_
- #define _GEOM_GEOM_CTL_H_
- #include <sys/ioccom.h>
- /*
- * Version number. Used to check consistency between kernel and libgeom.
- */
- #define GCTL_VERSION 2
- struct gctl_req_arg {
- u_int nlen;
- char *name;
- off_t offset;
- int flag;
- int len;
- void *value;
- /* kernel only fields */
- void *kvalue;
- };
- #define GCTL_PARAM_RD 1 /* Must match VM_PROT_READ */
- #define GCTL_PARAM_WR 2 /* Must match VM_PROT_WRITE */
- #define GCTL_PARAM_RW (GCTL_PARAM_RD | GCTL_PARAM_WR)
- #define GCTL_PARAM_ASCII 4
- /* These are used in the kernel only */
- #define GCTL_PARAM_NAMEKERNEL 8
- #define GCTL_PARAM_VALUEKERNEL 16
- #define GCTL_PARAM_CHANGED 32
- struct gctl_req {
- u_int version;
- u_int serial;
- u_int narg;
- struct gctl_req_arg *arg;
- u_int lerror;
- char *error;
- struct gctl_req_table *reqt;
- /* kernel only fields */
- int nerror;
- struct sbuf *serror;
- };
- #define GEOM_CTL _IOW('G', GCTL_VERSION, struct gctl_req)
- #define GEOM_CTL_ARG_MAX 2048 /* maximum number of parameters */
- #define PATH_GEOM_CTL "geom.ctl"
- #endif /* _GEOM_GEOM_CTL_H_ */
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