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author | MITSUNARI Shigeo <herumi@nifty.com> | 2016-09-06 16:18:03 +0800 |
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committer | MITSUNARI Shigeo <herumi@nifty.com> | 2016-09-06 16:18:03 +0800 |
commit | 995a520b839e3405cf71d8cfa43ca471e125eb90 (patch) | |
tree | 8ea37f37993705023448837c0a21896b9e243f70 /go | |
parent | e6ccbbea70fb8d6a89f5593df47b160d01a29fd3 (diff) | |
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make package
Diffstat (limited to 'go')
-rw-r--r-- | go/bls/bls.go | 174 |
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 +} + |