internal static int InterpretEnd(byte[] decodedData)
{
int retVal = 0;
int index = 0;
try
{
int len = decodedData.Length;
int tagLen = 0;
String tagValStr = "";
while (true)
{
if (index > (len - GMPConstants.LEN_DATA_TAG))
{
break;
}
//get next tag
int tag = MessageBuilder.GetTag(decodedData, index, out index);
switch (tag)
{
case GMPCommonTags.TAG_RESP_CODE:
tagLen = MessageBuilder.GetLength(decodedData, index, out index);
tagValStr = MessageBuilder.ByteArrayToString(decodedData, index, tagLen);
index += tagLen;
if (!tagValStr.Equals(GMPResCodes.SUCCESS))
{
throw new Exception("İşlem başarısız");
}
break;
}
}
}
catch { retVal = -1; }
return(retVal);
}
internal static RSAItems InterpretRSA(byte[] identityBytes)
{
int index = 0;
RSAItems rsaItems = new RSAItems();
rsaItems.DevInfo = new DeviceInfo();
try
{
int len = MessageBuilder.GetLength(identityBytes, index, out index);
int tagLen = 0;
String tagValStr = "";
while (true)
{
if (index > (len - GMPConstants.LEN_DATA_TAG))
{
break;
}
//get next tag
int tag = MessageBuilder.GetTag(identityBytes, index, out index);
int tagVal = 0;
switch (tag)
{
case GMPCommonTags.TAG_SEQUNCE:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
tagVal = MessageBuilder.ConvertBcdToInt(identityBytes, index, tagLen);
index += tagLen;
rsaItems.SeqNumber = tagVal;
break;
case GMPDataTags.DT_MOD_KEY:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
rsaItems.Modulus = MessageBuilder.GetBytesFromOffset(identityBytes, index, tagLen);
index += tagLen;
break;
case GMPDataTags.DT_EXP_KEY:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
rsaItems.Exponent = MessageBuilder.GetBytesFromOffset(identityBytes, index, tagLen);
index += tagLen;
break;
case GMPDataTags.DT_ECR_BRAND:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
tagValStr = MessageBuilder.ByteArrayToString(identityBytes, index, tagLen);
index += tagLen;
rsaItems.DevInfo.DevBrand = tagValStr;
break;
case GMPDataTags.DT_ECR_MODEL:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
tagValStr = MessageBuilder.ByteArrayToString(identityBytes, index, tagLen);
index += tagLen;
rsaItems.DevInfo.DevModel = tagValStr;
break;
case GMPCommonTags.TAG_RESP_CODE:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
tagValStr = MessageBuilder.ByteArrayToString(identityBytes, index, tagLen);
index += tagLen;
if (!tagValStr.Equals(GMPResCodes.SUCCESS))
{
throw new Exception("İşlem başarısız");
}
break;
case GMPDataTags.DT_ECR_SERIAL:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
tagValStr = MessageBuilder.ByteArrayToString(identityBytes, index, tagLen);
index += tagLen;
rsaItems.DevInfo.TerminalNo = tagValStr;
break;
default:
tagLen = MessageBuilder.GetLength(identityBytes, index, out index);
index += tagLen;
break;
}
}
}
catch { rsaItems.SeqNumber = -1; }
//if no response code
//rsaItems.SeqNumber = -1;
return(rsaItems);
}