func create2(a *lldb.Allocator, data ...interface{}) (h int64, err error) {
b, err := lldb.EncodeScalars(data...)
if err != nil {
return
}
return a.Alloc(b)
}
func verifyAllocator(a *lldb.Allocator) error {
bits, err := ioutil.TempFile("", "kv-verify-")
if err != nil {
return err
}
defer func() {
nm := bits.Name()
bits.Close()
os.Remove(nm)
}()
var lerr error
if err = a.Verify(
lldb.NewSimpleFileFiler(bits),
func(err error) bool {
lerr = err
return false
},
nil,
); err != nil {
return err
}
if lerr != nil {
return lerr
}
t, err := lldb.OpenBTree(a, nil, 1)
if err != nil {
return err
}
e, err := t.SeekFirst()
if err != nil {
if err == io.EOF {
err = nil
}
return err
}
for {
_, _, err := e.Next()
if err != nil {
if err == io.EOF {
err = nil
}
return err
}
}
}
func read2(a *lldb.Allocator, dst []interface{}, h int64, cols ...*col) (data []interface{}, err error) {
b, err := a.Get(nil, h)
if err != nil {
return
}
rec, err := lldb.DecodeScalars(b)
if err != nil {
return
}
for _, col := range cols {
i := col.index + 2
switch col.typ {
case 0:
case qBool:
case qComplex64:
rec[i] = complex64(rec[i].(complex128))
case qComplex128:
case qFloat32:
rec[i] = float32(rec[i].(float64))
case qFloat64:
case qInt8:
rec[i] = int8(rec[i].(int64))
case qInt16:
rec[i] = int16(rec[i].(int64))
case qInt32:
rec[i] = int32(rec[i].(int64))
case qInt64:
case qString:
case qUint8:
rec[i] = uint8(rec[i].(uint64))
case qUint16:
rec[i] = uint16(rec[i].(uint64))
case qUint32:
rec[i] = uint32(rec[i].(uint64))
case qUint64:
default:
log.Panic("internal error")
}
}
return rec, nil
}
