protected internal T Decrypt <T>(ResponseDataInfo output)
{
T model = default(T);
if (output.status_cd != "0")
{
byte[] decryptREK = EncryptionUtils.AesDecrypt(output.rek, provider.DecryptedKey);
byte[] jsonData = EncryptionUtils.AesDecrypt(output.data, decryptREK);
string testHmac = EncryptionUtils.GenerateHMAC(jsonData, decryptREK);
System.Console.WriteLine("HMAC Match:" + (output.hmac == testHmac));
string base64Payload = UTF8Encoding.UTF8.GetString(jsonData);
byte[] decodeJson = Convert.FromBase64String(base64Payload);
string finalJson = Encoding.UTF8.GetString(decodeJson);
model = Newtonsoft.Json.JsonConvert.DeserializeObject <T>(finalJson);
LastJson = finalJson;
}
return(model);
}
public GSTNResult <TokenResponseModel> RefreshToken()
{
RefreshTokenModel model = new RefreshTokenModel
{
action = "REFRESHTOKEN",
username = userid
};
model.app_key = EncryptionUtils.AesEncrypt(GSTNConstants.GetAppKeyBytes(), this.DecryptedKey);
model.auth_token = this.AuthToken;
var output = this.Post <RefreshTokenModel, TokenResponseModel>(model);
token = output.Data;
this.AuthToken = token.auth_token;
this.DecryptedKey = EncryptionUtils.AesDecrypt(token.sek, GSTNConstants.GetAppKeyBytes());
var Decipher = System.Text.Encoding.UTF8.GetString(DecryptedKey);
return(output);
}
public GSTNResult <TokenResponseModel> RequestToken(string otp)
{
TokenRequestModel model = new TokenRequestModel {
action = "AUTHTOKEN",
username = userid
};
model.app_key = EncryptionUtils.RsaEncrypt(GSTNConstants.GetAppKeyBytes());
byte[] dataToEncrypt = UTF8Encoding.UTF8.GetBytes(otp);
model.otp = EncryptionUtils.AesEncrypt(dataToEncrypt, GSTNConstants.GetAppKeyBytes());
var output = this.Post <TokenRequestModel, TokenResponseModel>(model);
this.userid = userid;
token = output.Data;
this.AuthToken = token.auth_token;
this.DecryptedKey = EncryptionUtils.AesDecrypt(token.sek, GSTNConstants.GetAppKeyBytes());
var Decipher = System.Text.Encoding.UTF8.GetString(DecryptedKey);
return(output);
}