[cgo] change type of argument of SetRandFunc

2 files changed, 6 insertions, 7 deletions

diff --git a/ffi/go/bls/bls.go b/ffi/go/bls/bls.go
index 2374d2e..2e57460 100644
--- a/ffi/go/bls/bls.go
+++ b/ffi/go/bls/bls.go
@@ -390,7 +390,7 @@ func (sign *Sign) VerifyAggregateHashes(pubVec []PublicKey, hash [][]byte) bool
 
 ///
 
-var s_randReader *io.Reader
+var s_randReader io.Reader
 
 func createSlice(buf *C.char, n C.uint) []byte {
 	size := int(n)
@@ -401,7 +401,7 @@ func createSlice(buf *C.char, n C.uint) []byte {
 //export wrapReadRandGo
 func wrapReadRandGo(buf *C.char, n C.uint) C.uint {
 	slice := createSlice(buf, n)
-	ret, err := (*s_randReader).Read(slice)
+	ret, err := s_randReader.Read(slice)
 	if ret == int(n) && err == nil {
 		return n
 	}
@@ -409,7 +409,7 @@ func wrapReadRandGo(buf *C.char, n C.uint) C.uint {
 }
 
 // SetRandFunc --
-func SetRandFunc(randReader *io.Reader) {
+func SetRandFunc(randReader io.Reader) {
 	s_randReader = randReader
 	if randReader != nil {
 		C.blsSetRandFunc(nil, C.ReadRandFunc(unsafe.Pointer(C.wrapReadRandCgo)))
diff --git a/ffi/go/bls/bls_test.go b/ffi/go/bls/bls_test.go
index b020682..bfed6c2 100644
--- a/ffi/go/bls/bls_test.go
+++ b/ffi/go/bls/bls_test.go
@@ -5,7 +5,6 @@ import "strconv"
 import "crypto/sha256"
 import "crypto/sha512"
 import "fmt"
-import "io"
 import "crypto/rand"
 
 var unitN = 0
@@ -462,8 +461,8 @@ func (self *SeqRead) Read(buf []byte) (int, error) {
 }
 
 func testReadRand(t *testing.T) {
-	var s1 io.Reader = &SeqRead{}
-	SetRandFunc(&s1)
+	s1 := new(SeqRead)
+	SetRandFunc(s1)
 	var sec SecretKey
 	sec.SetByCSPRNG()
 	buf := sec.GetLittleEndian()
@@ -474,7 +473,7 @@ func testReadRand(t *testing.T) {
 			t.Fatal("buf")
 		}
 	}
-	SetRandFunc(&rand.Reader)
+	SetRandFunc(rand.Reader)
 	sec.SetByCSPRNG()
 	buf = sec.GetLittleEndian()
 	fmt.Printf("(rand.Reader) buf=%x\n", buf)