syncthing/lib/protocol/vector_xdr.go
2016-02-02 12:44:33 +01:00

36 lines
822 B
Go

// Copyright (C) 2015 The Protocol Authors.
package protocol
import "github.com/calmh/xdr"
// This stuff is hacked up manually because genxdr doesn't support 'type
// Vector []Counter' declarations and it was tricky when I tried to add it...
func (v Vector) MarshalXDRInto(m *xdr.Marshaller) error {
m.MarshalUint32(uint32(len(v)))
for i := range v {
m.MarshalUint64(uint64(v[i].ID))
m.MarshalUint64(v[i].Value)
}
return m.Error
}
func (v *Vector) UnmarshalXDRFrom(u *xdr.Unmarshaller) error {
l := int(u.UnmarshalUint32())
if l > 1e6 {
return xdr.ElementSizeExceeded("number of counters", l, 1e6)
}
n := make(Vector, l)
for i := range n {
n[i].ID = ShortID(u.UnmarshalUint64())
n[i].Value = u.UnmarshalUint64()
}
*v = n
return u.Error
}
func (v Vector) XDRSize() int {
return 4 + 16*len(v)
}