ureadc(9F)

NAME

     ureadc - add character to a uio structure

SYNOPSIS

     #include <sys/uio.h>
     #include <sys/types.h>

     int ureadc(int c, uio_t *uio_p);

INTERFACE LEVEL

     Architecture independent level 1 (DDI/DKI).

PARAMETERS

     c     The character added to the  uio(9S) structure.

     uio_p Pointer to the  uio(9S) structure.

DESCRIPTION

     ureadc() transfers the character  c into the  address  space
     of  the   uio(9S) structure pointed to by uio_p, and updates
     the uio structure as for  uiomove(9F).

RETURN VALUES

     0 is returned on success and  EFAULT on failure.

CONTEXT

     ureadc() can be called from user or interrupt context.

SEE ALSO

     uiomove(9F), uwritec(9F), iovec(9S), uio(9S)

     Writing Device Drivers