init: v1.0.0

rsa/sign_pkcs1v15.go

@@ -0,0 +1,49 @@
+package rsa
+
+import (
+	"crypto"
+
+	"xdx.jelly/xgcl/rsa/internal"
+	"xdx.jelly/xgcl/sm"
+)
+
+var VerifyPKCS1v15 = internal.VerifyPKCS1v15
+var SignPKCS1v15 = internal.SignPKCS1v15
+
+// helper function for RSA_SM3 signature
+
+// SignPKCS1v15WithSm3 signature with SM3
+func SignPKCS1v15WithSm3(priv *PrivateKey, hashed []byte) ([]byte, error) {
+	return SignPKCS1v15(nil, priv, sm.SM3, hashed)
+}
+
+// SignPKCS1v15WithSm3 signature with SHA256
+func SignPKCS1v15WithSha256(priv *PrivateKey, hashed []byte) ([]byte, error) {
+	return SignPKCS1v15(nil, priv, sm.SHA256, hashed)
+}
+
+// VerifyPKCS1v15WithSm3 verify with SM3
+func VerifyPKCS1v15WithSm3(pub *PublicKey, hashed []byte, sig []byte) error {
+	return VerifyPKCS1v15(pub, sm.SM3, hashed, sig)
+}
+
+// VerifyPKCS1v15WithSha256 verify with SHA256
+func VerifyPKCS1v15WithSha256(pub *PublicKey, hashed []byte, sig []byte) error {
+	return VerifyPKCS1v15(pub, sm.SHA256, hashed, sig)
+}
+
+// PKCS1v15 implement the sdf.RSAAdapter interface
+type PKCS1v15 struct{}
+
+// 0018用的是PKCS1v1.5 还有其他暂不实现
+func NewPKCS1v15() PKCS1v15 {
+	return PKCS1v15{}
+}
+
+func (PKCS1v15) Sign(priv *PrivateKey, hash crypto.Hash, hashed []byte) ([]byte, error) {
+	return internal.SignPKCS1v15(nil, priv, sm.Hash{Hash: hash}, hashed)
+}
+
+func (PKCS1v15) Verify(pub *PublicKey, hash crypto.Hash, hashed []byte, sig []byte) error {
+	return internal.VerifyPKCS1v15(pub, sm.Hash{Hash: hash}, hashed, sig)
+}