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| Kernel Functions for Drivers | ureadc(9F) |
| | ureadc - add character to a uio structure |
SYNOPSIS
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#include <sys/uio.h>
#include <sys/types.h>
int ureadc(int c, uio_t *uio_p); |
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Architecture independent level 1 (DDI/DKI).
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c
- The character added to the uio(9S) structure.
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uio_p
- Pointer to the uio(9S) structure.
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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).
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0 is returned on success and EFAULT on failure.
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ureadc() can be called from user or interrupt context.
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