compatibility with ipld-prime linksystem changes

go.mod

@@ -4,7 +4,7 @@ go 1.15
 
 require (
 	github.com/ipfs/go-cid v0.0.7
-	github.com/ipld/go-ipld-prime v0.7.0
+	github.com/ipld/go-ipld-prime v0.7.1-0.20210225173718-8fef5312eb12
 	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/multiformats/go-multihash v0.0.14 // indirect
 	github.com/multiformats/go-varint v0.0.6 // indirect

go.sum

@@ -5,6 +5,8 @@ github.com/ipfs/go-cid v0.0.7 h1:ysQJVJA3fNDF1qigJbsSQOdjhVLsOEoPdh0+R97k3jY=
 github.com/ipfs/go-cid v0.0.7/go.mod h1:6Ux9z5e+HpkQdckYoX1PG/6xqKspzlEIR5SDmgqgC/I=
 github.com/ipld/go-ipld-prime v0.7.0 h1:eigF1ZpaL1prbsKYVMqPLoPJqD/pzkQOe2j1uzvVg7w=
 github.com/ipld/go-ipld-prime v0.7.0/go.mod h1:0xEgdD6MKbZ1vF0GC+YcR/C4SQCAlRuOjIJ2i0HxqzM=
+github.com/ipld/go-ipld-prime v0.7.1-0.20210225173718-8fef5312eb12 h1:O9VMUYa2ktly9ql6W0LG0k8lXqg3bqz2ZfbaHXN3law=
+github.com/ipld/go-ipld-prime v0.7.1-0.20210225173718-8fef5312eb12/go.mod h1:0xEgdD6MKbZ1vF0GC+YcR/C4SQCAlRuOjIJ2i0HxqzM=
 github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 h1:lYpkrQH5ajf0OXOcUbGjvZxxijuBwbbmlSxLiuofa+g=

multicodec.go

@@ -4,17 +4,17 @@ import (
 	"io"
 
 	ipld "github.com/ipld/go-ipld-prime"
-	cidlink "github.com/ipld/go-ipld-prime/linking/cid"
+	"github.com/ipld/go-ipld-prime/multicodec"
 )
 
 var (
-	_ cidlink.MulticodecDecoder = Decoder
-	_ cidlink.MulticodecEncoder = Encoder
+	_ ipld.Decoder = Decoder
+	_ ipld.Encoder = Encoder
 )
 
 func init() {
-	cidlink.RegisterMulticodecDecoder(0x70, Decoder)
-	cidlink.RegisterMulticodecEncoder(0x70, Encoder)
+	multicodec.DecoderRegistry[0x70] = Decoder
+	multicodec.EncoderRegistry[0x70] = Encoder
 }
 
 // Decoder provides an IPLD codec decode interface for DAG-PB data. Provide a