di_devfs_path(3)

NAME | SYNOPSIS | DESCRIPTION | PARAMETERS | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO

NAME

di_devfs_path, di_devfs_path_free- generate and free physical path names

SYNOPSIS

char *di_devfs_path(di_node_t node);
void di_devfs_path_free(char *path_buf);

DESCRIPTION

di_devfs_path() generates the physical path of the device node. The caller is responsible for freeing the memory allocated to store the physical path by calling di_devfs_path_free().

di_devfs_path_free() frees memory that was allocated by di_devfs_path().

PARAMETERS

di_devfs_path()

node

Handle to a device node in the snapshot.

di_devfs_path_free()

path_buf

Pointer returned by di_devfs_path().

RETURN VALUES

di_devfs_path()

Pointer to the string containing the physical path of node.

ERRORS

EINVAL

node is not a valid handle.

di_devfs_path() also return any error code from malloc(3C).

ATTRIBUTES

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

ATTRIBUTE TYPE	ATTRIBUTE VALUE
MT Level	Safe
Interface Stability	Evolving

SEE ALSO

malloc(3C),libdevinfo(3),attributes(5)

Writing Device Drivers

SunOS 5.7  Last Revised 22 Feb 1998

NAME | SYNOPSIS | DESCRIPTION | PARAMETERS | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO