include/devid.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  * Copyright 2017 Nexenta Systems, Inc.
  26  */
  27
  28 #ifndef _DEVID_H
  29 #define _DEVID_H
  30
  31 #ifndef _KERNEL
  32 #include <sys/types.h>
  33 #endif  /* _KERNEL */
  34
  35 #include <sys/sunddi.h>
  36
  37 #ifdef  __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 typedef struct devid_nmlist {
  42         char    *devname;
  43         dev_t   dev;
  44 } devid_nmlist_t;
  45
  46 extern int      devid_get(int fd, ddi_devid_t *retdevid);
  47 extern void     devid_free(ddi_devid_t devid);
  48 extern int      devid_get_minor_name(int fd, char **retminor_name);
  49 extern size_t   devid_sizeof(ddi_devid_t devid);
  50 extern int      devid_compare(ddi_devid_t devid1, ddi_devid_t devid2);
  51 extern int      devid_deviceid_to_nmlist(char *search_path, ddi_devid_t devid,
  52                     char *minor_name, devid_nmlist_t **retlist);
  53 extern void     devid_free_nmlist(devid_nmlist_t *list);
  54 extern int      devid_valid(ddi_devid_t devid);
  55 extern char     *devid_str_encode(ddi_devid_t devid, char *minor_name);
  56 extern int      devid_str_decode(char *devidstr,
  57                     ddi_devid_t *retdevid, char **retminor_name);
  58 extern void     devid_str_free(char *devidstr);
  59 extern char     *devid_str_from_path(const char *path);
  60
  61 #ifdef  __cplusplus
  62 }
  63 #endif
  64
  65 #endif  /* _DEVID_H */