xref: /titanic_52/usr/src/man/man3devinfo/di_minor_devt.3devinfo (revision e0724c534a46ca4754330bc022bf1e2a68f5bb93)
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Copyright (c) 1998, Sun Microsystems, Inc. All Rights Reserved
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When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
DI_MINOR_DEVT 3DEVINFO "Dec 1, 1998"
NAME
di_minor_devt, di_minor_name, di_minor_nodetype, di_minor_spectype - return libdevinfo minor node information
SYNOPSIS

cc [ flag... ] file... -ldevinfo [ library... ]
#include <libdevinfo.h>

dev_t di_minor_devt(di_minor_t minor);

char *di_minor_name(di_minor_t minor);

char *di_minor_nodetype(di_minor_t minor);

int di_minor_spectype(di_minor_t minor);
PARAMETERS
minor

A handle to minor data node.

DESCRIPTION

These functions return libdevinfo minor node information.

RETURN VALUES

The di_minor_name() function returns the minor name. See ddi_create_minor_node(9F) for a description of the name parameter.

The di_minor_devt() function returns the dev_t value of the minor node that is specified by SYS V ABI. See getmajor(9F), getminor(9F), and ddi_create_minor_node(9F) for more information.

The di_minor_spectype() function returns the spec_type of the file, either S_IFCHR or S_IFBLK. See ddi_create_minor_node(9F) for a description of the spec_type parameter.

The di_minor_nodetype()function returns the minor node_type of the minor node. See ddi_create_minor_node(9F) for a description of the node_type parameter.

ERRORS

No errors are defined.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Interface Stability Evolving
MT-Level Safe
SEE ALSO

attributes(5), ddi_create_minor_node(9F), getmajor(9F), getminor(9F)

Writing Device Drivers