static void Main(string[] args)
{
Console.WriteLine("**** RSA公钥密钥对生成工具 ****");
Console.WriteLine();
KeyPair keyPair = RSACryptoTextProvider.CreateKeyPair();
Console.WriteLine("公钥：{0}", keyPair.PublicKey);
Console.WriteLine();
Console.WriteLine("私钥：{0}", keyPair.PrivateKey);
Console.WriteLine();
Console.Write("请输入测试用字符串：");
string sourceText = Console.ReadLine();
string cipherText = RSACryptoTextProvider.Encrypt(keyPair.PublicKey, sourceText);
Console.WriteLine("密文：{0}", cipherText);
string decryptText = RSACryptoTextProvider.Decrypt(keyPair.PrivateKey, cipherText);
Console.WriteLine("解密：{0} {1}", decryptText, decryptText == sourceText ? "ok" : "error");
Console.WriteLine();
Console.Write("请按回车键结束程序");
Console.ReadLine();
Console.WriteLine();
}
Task <string> IOneOffKeyPairGrain.GetPublicKey()
{
KeyPair keyPair = RSACryptoTextProvider.CreateKeyPair();
_keyPair = new CachedObject <KeyPair>(keyPair, DateTime.Now.AddSeconds(DiscardIntervalSeconds));
return(Task.FromResult(keyPair.PublicKey));
}
Task <string> IOneOffKeyPairGrain.Decrypt(string name, string cipherText, bool fOAEP)
{
string result = null;
if (_cache.TryGetValue(name, out CachedObject <KeyPair> cachedObject))
{
result = RSACryptoTextProvider.Decrypt(cachedObject.Value.PrivateKey, cipherText, fOAEP);
_cache.Remove(name);
}
return(Task.FromResult(result));
}
Task <string> IOneOffKeyPairGrain.Decrypt(string cipherText, bool fOAEP)
{
if (_keyPair == null)
{
throw new InvalidOperationException("需先获取公钥才能解密!");
}
if (_keyPair.IsInvalid)
{
throw new InvalidOperationException("需重新获取公钥才能解密!");
}
return(Task.FromResult(RSACryptoTextProvider.Decrypt(_keyPair.Value.PrivateKey, cipherText, fOAEP)));
}
