1 files changed, 174 insertions, 0 deletions
diff --git a/go/bls/bls.go b/go/bls/bls.go
new file mode 100644
index 0000000..b3f509d
--- /dev/null
+++ b/go/bls/bls.go
@@ -0,0 +1,174 @@
+package bls
+
+/*
+#cgo CFLAGS:-I../../include
+#cgo LDFLAGS:-lbls -lbls_if -lmcl -lgmp -lgmpxx -L../lib -L../../lib -L../../../mcl/lib -L../../mcl/lib  -lstdc++ -lcrypto
+#include "bls_if.h"
+*/
+import "C"
+import "fmt"
+import "runtime"
+import "unsafe"
+
+func BlsInit() {
+	C.blsInit()
+}
+
+type BlsId struct {
+	self *C.blsId
+}
+
+func destroyBlsId(p *BlsId) {
+	C.blsIdDestroy(p.self)
+}
+
+func NewBlsId() *BlsId {
+	p := new(BlsId)
+	p.self = C.blsIdCreate()
+	runtime.SetFinalizer(p, destroyBlsId)
+	return p
+}
+
+func (id *BlsId) String() string {
+	buf := make([]byte, 1024)
+	n := C.blsIdGetStr(id.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if n == 0 {
+		return "err"
+	}
+	return string(buf[:n])
+}
+
+func (id *BlsId) SetStr(s string) {
+	buf := []byte(s)
+	err := C.blsIdSetStr(id.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if err > 0 {
+		fmt.Println("BlsId:SetStr", err)
+	}
+}
+
+func (id *BlsId) Set(v []uint64) {
+	if len(v) != 4 {
+		fmt.Println("BlsId:set bad size", len(v))
+		return
+	}
+	C.blsIdSet(id.self, (*C.uint64_t)(unsafe.Pointer(&v[0])))
+}
+
+type BlsSecretKey struct {
+	self *C.blsSecretKey
+}
+
+func destroyBlsSecretKey(p *BlsSecretKey) {
+	C.blsSecretKeyDestroy(p.self)
+}
+
+func NewBlsSecretKey() *BlsSecretKey {
+	p := new(BlsSecretKey)
+	p.self = C.blsSecretKeyCreate()
+	runtime.SetFinalizer(p, destroyBlsSecretKey)
+	return p
+}
+
+func (sec *BlsSecretKey) String() string {
+	buf := make([]byte, 1024)
+	n := C.blsSecretKeyGetStr(sec.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if n == 0 {
+		return "err"
+	}
+	return string(buf[:n])
+}
+
+func (sec *BlsSecretKey) SetStr(s string) {
+	buf := []byte(s)
+	err := C.blsSecretKeySetStr(sec.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if err > 0 {
+		fmt.Println("BlsSecretKey:SetStr", err)
+	}
+}
+
+func (sec *BlsSecretKey) Init() {
+	C.blsSecretKeyInit(sec.self)
+}
+
+type BlsPublicKey struct {
+	self *C.blsPublicKey
+}
+
+func destroyBlsPublicKey(p *BlsPublicKey) {
+	C.blsPublicKeyDestroy(p.self)
+}
+
+func NewBlsPublicKey() *BlsPublicKey {
+	p := new(BlsPublicKey)
+	p.self = C.blsPublicKeyCreate()
+	runtime.SetFinalizer(p, destroyBlsPublicKey)
+	return p
+}
+
+func (pub *BlsPublicKey) String() string {
+	buf := make([]byte, 1024)
+	n := C.blsPublicKeyGetStr(pub.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if n == 0 {
+		return "err"
+	}
+	return string(buf[:n])
+}
+
+func (pub *BlsPublicKey) SetStr(s string) {
+	buf := []byte(s)
+	err := C.blsPublicKeySetStr(pub.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if err > 0 {
+		fmt.Println("BlsPublicKey:SetStr", err)
+	}
+}
+
+type BlsSign struct {
+	self *C.blsSign
+}
+
+func destroyBlsSign(p *BlsSign) {
+	C.blsSignDestroy(p.self)
+}
+
+func NewBlsSign() *BlsSign {
+	p := new(BlsSign)
+	p.self = C.blsSignCreate()
+	runtime.SetFinalizer(p, destroyBlsSign)
+	return p
+}
+
+func (sign *BlsSign) String() string {
+	buf := make([]byte, 1024)
+	n := C.blsSignGetStr(sign.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if n == 0 {
+		return "err"
+	}
+	return string(buf[:n])
+}
+
+func (sign *BlsSign) SetStr(s string) {
+	buf := []byte(s)
+	err := C.blsSignSetStr(sign.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	if err > 0 {
+		fmt.Println("BlsSign:SetStr", err)
+	}
+}
+
+func (sec *BlsSecretKey) GetPublicKey() (pub *BlsPublicKey) {
+	pub = NewBlsPublicKey()
+	C.blsSecretKeyGetPublicKey(sec.self, pub.self)
+	return pub
+}
+
+func (sec *BlsSecretKey) Sign(m string) (sign *BlsSign) {
+	sign = NewBlsSign()
+	buf := []byte(m)
+	C.blsSecretKeySign(sec.self, sign.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf)))
+	return sign
+}
+
+func (sign *BlsSign) Verify(pub *BlsPublicKey, m string) bool {
+	buf := []byte(m)
+	return C.blsSignVerify(sign.self, pub.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf))) == 1
+}
+