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			58 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2009 The Go Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style
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| // license that can be found in the LICENSE file.
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| 
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| // illumos system calls not present on Solaris.
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| 
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| // +build amd64,illumos
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| 
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| package unix
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| 
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| import "unsafe"
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| 
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| func bytes2iovec(bs [][]byte) []Iovec {
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| 	iovecs := make([]Iovec, len(bs))
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| 	for i, b := range bs {
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| 		iovecs[i].SetLen(len(b))
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| 		if len(b) > 0 {
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| 			// somehow Iovec.Base on illumos is (*int8), not (*byte)
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| 			iovecs[i].Base = (*int8)(unsafe.Pointer(&b[0]))
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| 		} else {
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| 			iovecs[i].Base = (*int8)(unsafe.Pointer(&_zero))
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| 		}
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| 	}
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| 	return iovecs
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| }
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| 
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| //sys   readv(fd int, iovs []Iovec) (n int, err error)
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| 
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| func Readv(fd int, iovs [][]byte) (n int, err error) {
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| 	iovecs := bytes2iovec(iovs)
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| 	n, err = readv(fd, iovecs)
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| 	return n, err
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| }
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| 
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| //sys   preadv(fd int, iovs []Iovec, off int64) (n int, err error)
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| 
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| func Preadv(fd int, iovs [][]byte, off int64) (n int, err error) {
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| 	iovecs := bytes2iovec(iovs)
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| 	n, err = preadv(fd, iovecs, off)
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| 	return n, err
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| }
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| 
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| //sys   writev(fd int, iovs []Iovec) (n int, err error)
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| 
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| func Writev(fd int, iovs [][]byte) (n int, err error) {
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| 	iovecs := bytes2iovec(iovs)
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| 	n, err = writev(fd, iovecs)
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| 	return n, err
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| }
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| 
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| //sys   pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
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| 
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| func Pwritev(fd int, iovs [][]byte, off int64) (n int, err error) {
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| 	iovecs := bytes2iovec(iovs)
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| 	n, err = pwritev(fd, iovecs, off)
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| 	return n, err
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| }
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