public GSTNResult <OTPResponseModel> RequestOTP() { OTPRequestModel model = new OTPRequestModel { action = "OTPREQUEST", username = userid, app_key = EncryptionUtils.RsaEncrypt(GSTNConstants.GetAppKeyBytes()) }; var output = this.Post <OTPRequestModel, OTPResponseModel>(model); return(output); }
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); }
protected internal UnsignedDataInfo Encrypt <T>(T input) { UnsignedDataInfo info = new UnsignedDataInfo(); if (input != null) { string finalJson = JsonConvert.SerializeObject(input, Newtonsoft.Json.Formatting.Indented, new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore }); byte[] encodeJson = UTF8Encoding.UTF8.GetBytes(finalJson); string base64Payload = Convert.ToBase64String(encodeJson); byte[] jsonData = UTF8Encoding.UTF8.GetBytes(base64Payload); info.data = EncryptionUtils.AesEncrypt(jsonData, provider.DecryptedKey); info.hmac = EncryptionUtils.GenerateHMAC(jsonData, provider.DecryptedKey); } return(info); }
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); }