DI_DEVLINK_PATH(3DEVINFO) Device Information Library Functions DI_DEVLINK_PATH(3DEVINFO)

di_devlink_path, di_devlink_content, di_devlink_type - get devlink attributes

cc [ flag... ] file... -ldevinfo [ library... ]
#include <libdevinfo.h>
const char *di_devlink_path(di_devlink_t devlink);

const char *di_devlink_content(di_devlink_t devlink);

int di_devlink_type(di_devlink_t devlink);

devlink

An opaque handle to a devlink.

These functions return various attributes of a devlink.

The di_devlink_path() function returns the absolute path of a devlink. On error, NULL is returned and errno is set to indicate the error.

The di_devlink_content() function returns the content of the symbolic link represented by devlink. On error, NULL is returned and errno is set to indicate the error.

The di_devlink_type() function returns the devlink type, either DI_PRIMARY_LINK or DI_SECONDARY_LINK. On error, -1 is returned and errno is set to indicate the error.

These functions will fail if:

EINVAL

The devlink argument is invalid.

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Interface Stability Committed
MT-Level Safe

malloc(3C), di_devlink_init(3DEVINFO), di_devlink_walk(3DEVINFO), libdevinfo(3LIB), attributes(7)

May 15, 2008 OmniOS