github.com/n1ghtfa1l/go-vnt@v0.6.4-alpha.6/accounts/keystore/keystore_secure_enclave.go (about)

     1  package keystore
     2  
     3  import (
     4  	"crypto/rand"
     5  	"fmt"
     6  
     7  	"encoding/json"
     8  
     9  	"github.com/vntchain/go-vnt/common"
    10  	"github.com/vntchain/go-vnt/crypto"
    11  	"github.com/vntchain/go-vnt/crypto/ecies"
    12  )
    13  
    14  func Encrypt(msg []byte, pub []byte) ([]byte, error) {
    15  	ecdsapub, err := crypto.UnmarshalPubkey(pub)
    16  	if err != nil {
    17  		return nil, err
    18  	}
    19  	eciespub := ecies.ImportECDSAPublic(ecdsapub)
    20  	return ecies.Encrypt(rand.Reader, eciespub, msg, nil, nil)
    21  }
    22  
    23  func Decrypt(msg []byte, pri []byte) ([]byte, error) {
    24  	ecdaspri, err := crypto.ToECDSA(pri)
    25  	if err != nil {
    26  		return nil, err
    27  	}
    28  	eciespri := ecies.ImportECDSA(ecdaspri)
    29  	return eciespri.Decrypt(msg, nil, nil)
    30  }
    31  
    32  type keyStoreSecureEnclave struct {
    33  	vnt_keystore map[common.Address]encryptedKeyJSONV3 //keystore的集合
    34  }
    35  
    36  func (ks keyStoreSecureEnclave) GetKey(addr common.Address, filename, auth string) (*Key, error) {
    37  	// Load the key from the keystore and decrypt its contents
    38  	ksjson, err := json.Marshal(ks.vnt_keystore[addr])
    39  	if err != nil {
    40  		return nil, err
    41  	}
    42  	key, err := DecryptKey(ksjson, auth)
    43  	if err != nil {
    44  		return nil, err
    45  	}
    46  	// Make sure we're really operating on the requested key (no swap attacks)
    47  	if key.Address != addr {
    48  		return nil, fmt.Errorf("key content mismatch: have account %x, want %x", key.Address, addr)
    49  	}
    50  	return key, nil
    51  }
    52  
    53  func (ks keyStoreSecureEnclave) StoreKey(filename string, key *Key, auth string) error {
    54  	// pub, err := crypto.UnmarshalPubkey(ks.publicKey)
    55  	// if err != nil {
    56  	// 	return err
    57  	// }
    58  	// eciespub := ecies.ImportECDSAPublic(pub)
    59  	// file, err := ecies.Encrypt(rand.Reader, eciespub, []byte(ks.keyJson), nil, nil)
    60  	// if err != nil {
    61  	// 	return err
    62  	// }
    63  	// return writeKeyFile(filename, file)
    64  	return nil
    65  }
    66  
    67  func (ks keyStoreSecureEnclave) JoinPath(filename string) string {
    68  	// if filepath.IsAbs(filename) {
    69  	// 	return filename
    70  	// }
    71  	// return filepath.Join(ks.keysDirPath, filename)
    72  	return ""
    73  }