v1.0.0

common/buf/readv_unix.go

@@ -0,0 +1,36 @@
+// +build illumos
+
+package buf
+
+import "golang.org/x/sys/unix"
+
+type unixReader struct {
+	iovs [][]byte
+}
+
+func (r *unixReader) Init(bs []*Buffer) {
+	iovs := r.iovs
+	if iovs == nil {
+		iovs = make([][]byte, 0, len(bs))
+	}
+	for _, b := range bs {
+		iovs = append(iovs, b.v)
+	}
+	r.iovs = iovs
+}
+
+func (r *unixReader) Read(fd uintptr) int32 {
+	n, e := unix.Readv(int(fd), r.iovs)
+	if e != nil {
+		return -1
+	}
+	return int32(n)
+}
+
+func (r *unixReader) Clear() {
+	r.iovs = r.iovs[:0]
+}
+
+func newMultiReader() multiReader {
+	return &unixReader{}
+}