ureadc(9F) Kernel Functions for Drivers 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
SunOS 5.10 11 Apr 1991 ureadc(9F)
