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ldi_get_size(9F) Kernel Functions for Drivers ldi_get_size(9F)
NAME
ldi_get_size - Retrieve device size
SYNOPSIS
#include <sys/sunldi.h>
int ldi_get_size(ldi_handle_t lh, uint64_t *sizep);
PARAMETERS
lh Layered handle.
sizep Pointer to the caller's unsigned 64-bit integer buffer.
DESCRIPTION
The ldi_get_size() function uses the layered driver handle to calculate
and return a device's size. The device size is returned within the
caller supplied buffer (*sizep). A valid layered driver handle must be
obtained via the ldi_open_by_name(9F) interface prior to calling
ldi_get_size().
RETURN VALUES
The ldi_get_size() function returns the following values:
DDI_SUCCESS The device size has been returned within the caller sup‐
plied buffer.
DDI_FAILURE The device size could not be found or determined.
CONTEXT
This function may be called from user or kernel context.
SEE ALSO
ldi_open_by_name(9F)
Writing Device Drivers
SunOS 5.11 18 Mar 2004 ldi_get_size(9F)
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