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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
}
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