29 lines
940 B
C
29 lines
940 B
C
#ifndef SYS_UIO_H_
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#define SYS_UIO_H_
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#include <sys/types.h>
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#include <sys/_iovec.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Read data from file descriptor FD, and put the result in the
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buffers described by IOVEC, which is a vector of COUNT 'struct iovec's.
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The buffers are filled in the order specified.
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Operates just like 'read' (see <unistd.h>) except that data are
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put in IOVEC instead of a contiguous buffer. */
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extern ssize_t readv (int __fd, const struct iovec *__iovec, int __count);
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/* Write data pointed by the buffers described by IOVEC, which
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is a vector of COUNT 'struct iovec's, to file descriptor FD.
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The data is written in the order specified.
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Operates just like 'write' (see <unistd.h>) except that the data
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are taken from IOVEC instead of a contiguous buffer. */
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extern ssize_t writev (int __fd, const struct iovec *__iovec, int __count);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SYS_UIO_H_ */
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