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27 lines
698 B
C
27 lines
698 B
C
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/* uio.h */
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#ifndef NET_SYS_UIO_H
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#define NET_SYS_UIO_H
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enum uio_rw { UIO_READ, UIO_WRITE };
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/* Segment flag values. */
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enum uio_seg {
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UIO_USERSPACE, /* from user data space */
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UIO_SYSSPACE /* from system space */
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};
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struct uio {
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struct iovec *uio_iov; /* pointer to array of iovecs */
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int uio_iovcnt; /* number of iovecs in array */
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off_t uio_offset; /* offset into file this uio corresponds to */
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size_t uio_resid; /* residual i/o count */
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enum uio_seg uio_segflg; /* see above */
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enum uio_rw uio_rw; /* see above */
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// struct proc *uio_procp; /* process if UIO_USERSPACE */
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};
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int uiomove(caddr_t cp, int n, struct uio *uio);
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#endif /* NET_SYS_UIO_H */
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