opensolaris man page for bp_copyout

bp_copyout(9F)						   Kernel Functions for Drivers 					    bp_copyout(9F)

NAME
       bp_copyout - copy from a driver buffer into a buf(9S)

SYNOPSIS
       #include <sys/types.h>
       #include <sys/buf.h>

       int bp_copyout(void *driverbuf, struct buf *bp, offset_t offset,
	    size_t size);

INTERFACE LEVEL
       Architecture independent level 1 (DDI/DKI).

PARAMETERS
       bp	    Pointer to the buffer header structure to copy to.

       driverbuf    Driver buffer to copy from.

       offset	    Offset into bp where to start copying.

       size	    Size of copy.

DESCRIPTION
       The  bp_copyout()  function copies size bytes starting from the driver buffer driverbuf to offset bytes into the memory associated with bp.
       The offset only applies to bp.

RETURN VALUES
       Under normal conditions, 0 is returned to indicate a successful copy. Otherwise, -1 is returned if bp references invalid pages.

CONTEXT
       The bp_copyout() function can be called from user or kernel context only.

SEE ALSO
       bp_copyin(9F), bp_mapin(9F), bp_mapout(9F), ddi_copyout(9F), buf(9S)

SunOS 5.11							    16 Oct 2007 						    bp_copyout(9F)