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ureadc(9f)

ureadc(9F)                     Kernel Functions                     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
       The  ureadc() function 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
       The  ureadc()  function  can  be called from user, interrupt, or kernel
       context.

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


       Writing Device Drivers in Oracle Solaris 11.4

NOTES
       Driver defined locks should not be held across calls to this function.



Oracle Solaris 11.4               16 Jan 2006                       ureadc(9F)
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