opensolaris man page for uwritec

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

NAME
       uwritec - remove a character from a uio structure

SYNOPSIS
       #include <sys/uio.h>

       int uwritec(uio_t *uio_p);

INTERFACE LEVEL
       Architecture independent level 1 (DDI/DKI)

PARAMETERS
       uio_p	Pointer to the uio(9S) structure

DESCRIPTION
       The uwritec() function returns a character from the uio structure pointed to by uio_p and updates the uio structure. See uiomove(9F).

RETURN VALUES
       The next character for processing is returned on success, and -1 is returned if uio is empty or if there is an error.

CONTEXT
       The uwritec() function can be called from user, interrupt, or kernel context.

SEE ALSO
       uiomove(9F), ureadc(9F), iovec(9S), uio(9S)

       Writing Device Drivers

SunOS 5.11							    16 Jan 2006 						       uwritec(9F)