Make it buld without cgo

Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>

chain/types/blockheader.go

@@ -2,7 +2,6 @@ package types
 
 import (
 	"bytes"
-	"context"
 	"math/big"
 
 	"github.com/filecoin-project/go-sectorbuilder"
@@ -11,7 +10,6 @@ import (
 	"github.com/ipfs/go-cid"
 	"github.com/minio/sha256-simd"
 	"github.com/multiformats/go-multihash"
-	"go.opencensus.io/trace"
 	xerrors "golang.org/x/xerrors"
 
 	"github.com/filecoin-project/go-address"
@@ -116,22 +114,6 @@ func (blk *BlockHeader) SigningBytes() ([]byte, error) {
 	return blkcopy.Serialize()
 }
 
-func (blk *BlockHeader) CheckBlockSignature(ctx context.Context, worker address.Address) error {
-	_, span := trace.StartSpan(ctx, "checkBlockSignature")
-	defer span.End()
-
-	if blk.BlockSig == nil {
-		return xerrors.New("block signature not present")
-	}
-
-	sigb, err := blk.SigningBytes()
-	if err != nil {
-		return xerrors.Errorf("failed to get block signing bytes: %w", err)
-	}
-
-	return blk.BlockSig.Verify(worker, sigb)
-}
-
 type MsgMeta struct {
 	BlsMessages   cid.Cid
 	SecpkMessages cid.Cid

extern/filecoin-ffi

@@ -1 +1 @@
-Subproject commit f261762ff8ede465f22b364a214ed01d8b0d64c3
+Subproject commit 58761d3dca0f3617023240eb8b7f8b324db75b2a

go.mod

@@ -12,7 +12,7 @@ require (
 	github.com/docker/go-units v0.4.0
 	github.com/filecoin-project/chain-validation v0.0.3
 	github.com/filecoin-project/filecoin-ffi v0.0.0-20191219131535-bb699517a590
-	github.com/filecoin-project/go-address v0.0.0-20191219011437-af739c490b4f
+	github.com/filecoin-project/go-address v0.0.0-20200107215422-da8eea2842b5
 	github.com/filecoin-project/go-amt-ipld v0.0.0-20191205011053-79efc22d6cdc
 	github.com/filecoin-project/go-amt-ipld/v2 v2.0.0
 	github.com/filecoin-project/go-cbor-util v0.0.0-20191219014500-08c40a1e63a2
@@ -20,7 +20,7 @@ require (
 	github.com/filecoin-project/go-data-transfer v0.0.0-20191219005021-4accf56bd2ce
 	github.com/filecoin-project/go-fil-markets v0.0.0-20200114015428-74d100f305f8
 	github.com/filecoin-project/go-paramfetch v0.0.1
-	github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200114015900-4103afa82689
+	github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200122195713-697609991669
 	github.com/filecoin-project/go-statestore v0.1.0
 	github.com/gbrlsnchs/jwt/v3 v3.0.0-beta.1
 	github.com/go-ole/go-ole v1.2.4 // indirect

go.sum

@@ -99,6 +99,8 @@ github.com/filecoin-project/chain-validation v0.0.3 h1:luT/8kJ0WdMIqQ9Bm31W4JkuY
 github.com/filecoin-project/chain-validation v0.0.3/go.mod h1:NCEGFjcWRjb8akWFSOXvU6n2efkWIqAeOKU6o5WBGQw=
 github.com/filecoin-project/go-address v0.0.0-20191219011437-af739c490b4f h1:L2jaVU8TvWTx7iZPhlYvUE8vkoOnj778XuKavz8W36g=
 github.com/filecoin-project/go-address v0.0.0-20191219011437-af739c490b4f/go.mod h1:rCbpXPva2NKF9/J4X6sr7hbKBgQCxyFtRj7KOZqoIms=
+github.com/filecoin-project/go-address v0.0.0-20200107215422-da8eea2842b5 h1:/MmWluswvDIbuPvBct4q6HeQgVm62O2DzWYTB38kt4A=
+github.com/filecoin-project/go-address v0.0.0-20200107215422-da8eea2842b5/go.mod h1:SAOwJoakQ8EPjwNIsiakIQKsoKdkcbx8U3IapgCg9R0=
 github.com/filecoin-project/go-amt-ipld v0.0.0-20191205011053-79efc22d6cdc h1:cODZD2YzpTUtrOSxbEnWFcQHidNRZiRdvLxySjGvG/M=
 github.com/filecoin-project/go-amt-ipld v0.0.0-20191205011053-79efc22d6cdc/go.mod h1:KsFPWjF+UUYl6n9A+qbg4bjFgAOneicFZtDH/LQEX2U=
 github.com/filecoin-project/go-amt-ipld/v2 v2.0.0 h1:rQ7GTJbWE5XqUCPiBgs4gbTKD2wC7MynZhSaf7ZzlUM=
@@ -117,6 +119,8 @@ github.com/filecoin-project/go-paramfetch v0.0.1/go.mod h1:fZzmf4tftbwf9S37XRifo
 github.com/filecoin-project/go-sectorbuilder v0.0.1/go.mod h1:3OZ4E3B2OuwhJjtxR4r7hPU9bCfB+A+hm4alLEsaeDc=
 github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200114015900-4103afa82689 h1:2cT5bhm/5I0RY+HBIPdRRrtjCwLj33Qx6DHRs9TCslY=
 github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200114015900-4103afa82689/go.mod h1:3OZ4E3B2OuwhJjtxR4r7hPU9bCfB+A+hm4alLEsaeDc=
+github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200122195713-697609991669 h1:SpwORqUXMVB2Ejr8c4zIGiihxGM5Tu15skOWa5pvRr8=
+github.com/filecoin-project/go-sectorbuilder v0.0.2-0.20200122195713-697609991669/go.mod h1:ahsryULdwYoZ94K09HcfqX3QBwevWVldENSV/EdCbNg=
 github.com/filecoin-project/go-statestore v0.1.0 h1:t56reH59843TwXHkMcwyuayStBIiWBRilQjQ+5IiwdQ=
 github.com/filecoin-project/go-statestore v0.1.0/go.mod h1:LFc9hD+fRxPqiHiaqUEZOinUJB4WARkRfNl10O7kTnI=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=