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NAME

di_devlink_path, di_devlink_content, di_devlink_type - get devlink attributes
 

SYNOPSIS

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);

PARAMETERS

devlink

An opaque handle to a devlink.

DESCRIPTION

These functions return various attributes of a devlink.  

RETURN VALUES

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.  

ERRORS

These functions will fail if:

EINVAL

The devlink argument is invalid.

ATTRIBUTES

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

ATTRIBUTE TYPE ATTRIBUTE VALUE Interface Stability Committed MT-Level

SEE ALSO

di_devlink_init(3DEVINFO), di_devlink_walk(3DEVINFO), libdevinfo(3LIB), malloc(3C), attributes(5)

Index

NAME

SYNOPSIS

PARAMETERS

DESCRIPTION

RETURN VALUES

ERRORS

ATTRIBUTES

SEE ALSO

Партнёры:

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