OTP Two Factor Authentication( 2FA ) Using PowerBuilder

OTP Two Factor Authentication( 2FA ) Using PowerBuilder

Source Code Example

nvo_authenticator from nonvisualobject

forward
global type nvo_authenticator from nonvisualobject
end type
type time_zone_information from structure within nvo_authenticator
end type
type systemtime from structure within nvo_authenticator
end type
type hmac_info from structure within nvo_authenticator
end type
end forward

type time_zone_information from structure
	long		bias
	long		standardname[31]
	systemtime		standarddate
	long		standardbias
	long		daylightname[31]
	systemtime		daylighttime
	long		daylightbias
end type

type systemtime from structure
	integer		wyear
	integer		wmonth
	integer		wdayofweek
	integer		wday
	integer		whour
	integer		wminute
	integer		wsecond
	integer		wmilliseconds
end type

type hmac_info from structure
	unsignedlong		hashalgid
	unsignedlong		pbinnerstring
	unsignedlong		cbinnerstring
	unsignedlong		pbouterstring
	unsignedlong		cbouterstring
end type

global type nvo_authenticator from nonvisualobject autoinstantiate
end type

type prototypes
Function ulong GetTimeZoneInformation (ref TIME_ZONE_INFORMATION lpTimeZoneInformation) Library "kernel32"
Function boolean TzSpecificLocalTimeToSystemTime(TIME_ZONE_INFORMATION lpTimeZone, SYSTEMTIME lpLocalTime, ref SYSTEMTIME lpUniversalTime) Library "kernel32"
Function String GetBase32Encode(String msg) Library "BaseEncoding.dll"  Alias For "GetBase32Encode;Ansi"
Function String GetBase32Decode(String coded) Library "BaseEncoding.dll"  Alias For "GetBase32Decode;Ansi"
Function String GetBase64Encode(String msg) Library "BaseEncoding.dll"  Alias For "GetBase64Encode;Ansi"
Function String GetBase64Decode(String coded) Library "BaseEncoding.dll"  Alias For "GetBase64Decode;Ansi"

Function ulong GetLastError () Library "kernel32.dll" 
Function ulong FormatMessage( ulong dwFlags, ulong lpSource, ulong dwMessageId, ulong dwLanguageId, Ref string lpBuffer, ulong nSize, ulong Arguments ) Library "kernel32.dll" Alias For "FormatMessageW"
Function boolean CloseHandle ( long hObject ) Library "kernel32.dll"
Function boolean TzSpecificLocalTimeToSystemTime ( long lpTimeZoneInformation, SYSTEMTIME lpLocalTime, Ref SYSTEMTIME lpUniversalTime ) Library "kernel32.dll"
Function boolean CryptBinaryToString ( blob pbBinary, ulong cbBinary, ulong dwFlags, Ref string pszString, Ref ulong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW"
Function boolean CryptBinaryToString ( blob pbBinary, ulong cbBinary, ulong dwFlags, long pszString, Ref ulong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW"
Function boolean CryptStringToBinary ( string pszString, ulong cchString, ulong dwFlags, Ref blob pbBinary, Ref ulong pcbBinary, Ref ulong pdwSkip, Ref ulong pdwFlags ) Library "crypt32.dll" Alias For "CryptStringToBinaryW"
Function ulong BCryptCloseAlgorithmProvider ( Ref long hAlgorithm, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptCreateHash ( long hAlgorithm, Ref long phHash, Ref blob pbHashObject, ulong cbHashObject, long pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptCreateHash ( long hAlgorithm, Ref long phHash, Ref blob pbHashObject, ulong cbHashObject, blob pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptDestroyHash ( Ref long hHash ) Library "bcrypt.dll"
Function ulong BCryptFinishHash ( long hHash, Ref blob pbOutput, ulong cbOutput, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptGenRandom ( long phAlgorithm, Ref long pbBuffer, ulong cbBuffer, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptGetProperty ( long hObject, string pszProperty, Ref long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptHashData ( long hHash, blob pbInput, ulong cbInput, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptOpenAlgorithmProvider ( Ref long phAlgorithm, string pszAlgId, ulong pszImplementation, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptGenerateSymmetricKey ( long phAlgorithm, Ref long phKey, Ref blob pbKeyObject, ulong cbKeyObject, blob pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptDestroyKey ( Ref long hKey ) Library "bcrypt.dll"
Function ulong BCryptEncrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptEncrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, Ref blob pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptDecrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"
Function ulong BCryptDecrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, Ref blob pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

FUNCTION Long CreateBmpFile(string fileName, string text, long errCorLvl, long borderSize, long scale) LIBRARY "QRCodeGenLibrary.dll"
end prototypes

type variables
Private:

// BCrypt Error Codes
Constant ULong STATUS_SUCCESS					= 0				// 0x00000000
Constant ULong STATUS_BUFFER_TOO_SMALL		= 3221225507	// 0xC0000023
Constant ULong STATUS_INVALID_BUFFER_SIZE = 3221225990	// 0xC0000206
Constant ULong STATUS_INVALID_HANDLE		= 3221225480	// 0xC0000008
Constant ULong STATUS_INVALID_PARAMETER	= 3221225485	// 0xC000000D
Constant ULong STATUS_NO_MEMORY				= 3221225495	// 0xC0000017
Constant ULong STATUS_NOT_FOUND				= 3221226021	// 0xC0000225
Constant ULong STATUS_NOT_SUPPORTED			= 3221225659	// 0xC00000BB

// Cryptography Primitive Property Identifiers
Constant String BCRYPT_BLOCK_LENGTH  = "BlockLength"
Constant String BCRYPT_OBJECT_LENGTH = "ObjectLength"
Constant String BCRYPT_HASH_LENGTH   = "HashDigestLength"

Constant ULong BCRYPT_ALG_HANDLE_HMAC = 8
Constant ULong BCRYPT_BLOCK_PADDING = 1

Constant ULong NULL = 0
Constant ULong CRYPT_STRING_BASE64 = 1
Constant ULong CRYPT_STRING_HEXRAW = 12
Constant Ulong CRYPT_STRING_NOCRLF = 1073741824	// 0x40000000

// constants for CreateFile API function
Constant Long INVALID_HANDLE_VALUE = -1
Constant ULong GENERIC_READ      = 2147483648
Constant ULong GENERIC_WRITE     = 1073741824
Constant ULong FILE_SHARE_READ   = 1
Constant ULong FILE_SHARE_WRITE  = 2
Constant ULong CREATE_NEW			= 1
Constant ULong CREATE_ALWAYS		= 2
Constant ULong OPEN_EXISTING		= 3
Constant ULong OPEN_ALWAYS			= 4
Constant ULong TRUNCATE_EXISTING = 5

long il_hAlg
long il_hRanAlg
long il_hHash
long il_hKey

Public:

// CNG Algorithm Identifiers

// Hashing Algorithms
Constant String BCRYPT_MD2_ALGORITHM    = "MD2"
Constant String BCRYPT_MD4_ALGORITHM    = "MD4"
Constant String BCRYPT_MD5_ALGORITHM    = "MD5"
Constant String BCRYPT_SHA1_ALGORITHM   = "SHA1"
Constant String BCRYPT_SHA256_ALGORITHM = "SHA256"
Constant String BCRYPT_SHA384_ALGORITHM = "SHA384"
Constant String BCRYPT_SHA512_ALGORITHM = "SHA512"

// Encryption Algorithms
Constant String BCRYPT_AES_ALGORITHM		= "AES"
Constant String BCRYPT_DES_ALGORITHM		= "DES"
Constant String BCRYPT_DESX_ALGORITHM		= "DESX"
Constant String BCRYPT_RC2_ALGORITHM		= "RC2"
Constant String BCRYPT_3DES_ALGORITHM		= "3DES"
Constant String BCRYPT_3DES_112_ALGORITHM	= "3DES_112"

Constant ULong STATUS_USER_ERROR = 0

// public non-constant instance variables
String LastFunction
String LastErrText
ULong  LastErrCode
Encoding iEncoding = EncodingAnsi!

end variables

forward prototypes
public function integer longtobytearray (long al_data, ref byte a_data[])
public function byte bitwiseand (byte a_value1, byte a_value2)
public function long getunixepoch ()
public function integer of_copylongtobytes (long al_long, ref byte a_byte[4])
public function blob of_blob (byte a_byte[])
private subroutine of_finalcleanup ()
public function unsignedlong of_getlasterror (ref string as_msgtext)
private subroutine of_errorcleanup (string as_function)
private function boolean nt_success (unsignedlong ntstatus)
public function blob of_hmac (string as_algorithm, blob ablb_message, blob ablb_secret)
public function long get_qrcode_bitmap (string as_filename, string as_text, long al_errcorlvl, long al_bordersize, long al_scale)
public function long get_qrcode_bitmap (string as_filename, string as_text)
public function string generatepin (string key, boolean ab_keytypebase32)
public function string generatepin (string as_key, long counter, boolean ab_keytypebase32)
public function string generateprovisioningimage (string identifier, string as_key, boolean ab_keytypebase32)
end prototypes

public function integer longtobytearray (long al_data, ref byte a_data[]);//====================================================================
// Function: nvo_authenticator.longtobytearray()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value    	long	al_data 	
// 	reference	byte	a_data[]	
//--------------------------------------------------------------------
// Returns:  integer
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.longtobytearray ( long al_data, ref byte a_data[] )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

byte		l_data[4]
Long		l_len = 4
Integer	i, j

of_copylongtobytes ( al_data, l_data )

//pad with 4 zeros
For i = 1 To 4
	j = UpperBound(a_data) +1
	a_data[j] = 0
Next

//Copy over data in inverse order
For i = 4 To 1 Step -1
	j = UpperBound (a_data) + 1
	a_data[j] = l_data[i]
Next


Return 1

end function

public function byte bitwiseand (byte a_value1, byte a_value2);//====================================================================
// Function: nvo_authenticator.bitwiseand()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	byte	a_value1	
// 	value	byte	a_value2	
//--------------------------------------------------------------------
// Returns:  byte
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.bitwiseand ( byte a_value1, byte a_value2 )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Integer li_i
Byte     lbyte_result, lbyte_factor

lbyte_result = 0
For li_i = 1 To 8
	
	If a_value1 = 0 Or a_value2 = 0 Then Exit
	
	If li_i = 1 Then
		lbyte_factor = 1
	Else
		lbyte_factor *= 2
	End If
	
	If Mod(a_value1, 2) = 1 And Mod(a_value2, 2) = 1 Then
		lbyte_result += lbyte_factor
	End If
	
	a_value1 /= 2
	a_value2 /= 2
Next

Return lbyte_result

end function

public function long getunixepoch ();//====================================================================
// Function: nvo_authenticator.getunixepoch()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
//--------------------------------------------------------------------
// Returns:  long
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.getunixepoch ( )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Long	days
Long	seconds
Long 	epoch
ULong rc1
Boolean rc2
TIME_ZONE_INFORMATION tzi
SYSTEMTIME local
SYSTEMTIME utc
DateTime	l_datetime_utc

rc1 = GetTimeZoneInformation(tzi)

//Convert PowerBuilder datetime to SYSTEMTIME
local.wYear = Year(Today())
local.wMonth = Month(Today())
local.wDay = Day(Today())
local.wHour = Hour(Now())
local.wMinute = Minute(Now())
local.wSecond = Second(Now())
local.wMilliseconds = 0

//Get the time in UTC
rc2 = TzSpecificLocalTimeToSystemTime(tzi, local, utc)

//Convert the UTC SYSTEMTIME back to a PowerBuilder datetime
l_datetime_utc = DateTime ( Date ( utc.wYear, utc.wMonth, utc.wDay ), Time ( utc.wHour, utc.wMinute, utc.wSecond ) )

days = DaysAfter ( Date ( '1970/01/01' ), Date ( l_datetime_utc ) )
seconds = SecondsAfter ( Time ( '00:00:00' ), Time ( l_datetime_utc ) )
epoch = ( days * 24 * 60 * 60 ) + seconds
Return epoch


end function

public function integer of_copylongtobytes (long al_long, ref byte a_byte[4]);//====================================================================
// Function: nvo_authenticator.of_copylongtobytes()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value    	long	al_long  	
// 	reference	byte	a_byte[4]	
//--------------------------------------------------------------------
// Returns:  integer
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_copylongtobytes ( long al_long, ref byte a_byte[4] )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Long ll_long
Integer i = 1, j, li_byte[]

ll_long = al_long

Do While Truncate(ll_long / 256, 0) > 0
	li_byte[i] = Mod(ll_long, 256)
	i++
	ll_long = Truncate(ll_long/256, 0)
Loop

li_byte[i] = Mod(ll_long, 256)

For j = 1 To i
	a_byte[j] += Byte(String(li_byte[j]))
Next

Return 1

end function

public function blob of_blob (byte a_byte[]);//====================================================================
// Function: nvo_authenticator.of_blob()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	byte	a_byte[]	
//--------------------------------------------------------------------
// Returns:  blob
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_blob ( byte a_byte[] )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Integer i
Blob lblb

lblb = Blob ( Space(UpperBound(a_byte)), EncodingUTF8! )
for i = 1 to UpperBound(a_byte)
	SetByte(lblb, i, a_byte[i])
Next

Return lblb
end function

private subroutine of_finalcleanup ();//====================================================================
// Function: nvo_authenticator.of_finalcleanup()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
//--------------------------------------------------------------------
// Returns:  (none)
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_finalcleanup ( )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================


If il_hAlg > 0 Then
	BCryptCloseAlgorithmProvider(il_hAlg, 0)
End If

If il_hRanAlg > 0 Then
	BCryptCloseAlgorithmProvider(il_hRanAlg, 0)
End If

If il_hHash > 0 Then
	BCryptDestroyHash(il_hHash)
End If

If il_hKey > 0 Then
	BCryptDestroyKey(il_hKey)
End If


end subroutine

public function unsignedlong of_getlasterror (ref string as_msgtext);//====================================================================
// Function: nvo_authenticator.of_getlasterror()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	reference	string	as_msgtext	
//--------------------------------------------------------------------
// Returns:  unsignedlong
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_getlasterror ( ref string as_msgtext )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================


Constant ULong FORMAT_MESSAGE_FROM_SYSTEM = 4096
Constant ULong LANG_NEUTRAL = 0
ULong lul_error, lul_Size = 255

lul_error = GetLastError()

as_msgtext = Space(lul_Size)

FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, 0, lul_error, LANG_NEUTRAL, as_msgtext, lul_Size, 0)

Return lul_error



end function

private subroutine of_errorcleanup (string as_function);//====================================================================
// Function: nvo_authenticator.of_errorcleanup()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string	as_function	
//--------------------------------------------------------------------
// Returns:  (none)
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_errorcleanup ( string as_function )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================


LastFunction = as_function
LastErrCode  = of_GetLastError(LastErrText)

of_FinalCleanup()


end subroutine

private function boolean nt_success (unsignedlong ntstatus);//====================================================================
// Function: nvo_authenticator.nt_success()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	unsignedlong	ntstatus	
//--------------------------------------------------------------------
// Returns:  boolean
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.nt_success ( unsignedlong ntstatus )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================


LastErrCode = NTSTATUS

If NTSTATUS = 0 Then
	Return True
Else
	Return False
End If

end function

public function blob of_hmac (string as_algorithm, blob ablb_message, blob ablb_secret);//====================================================================
// Function: nvo_authenticator.of_hmac()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string	as_algorithm	
// 	value	blob  	ablb_message	
// 	value	blob  	ablb_secret 	
//--------------------------------------------------------------------
// Returns:  blob
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.of_hmac ( string as_algorithm, blob ablb_message, blob ablb_secret )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Blob lblb_NullReturn, lblb_pbHashObject, lblb_pbHash
Long ll_cbHashObject, ll_cbHash
ULong lul_cbData

SetNull(lblb_NullReturn)

// open an algorithm handle
If Not NT_SUCCESS(BCryptOpenAlgorithmProvider(il_hAlg, &
	as_algorithm, Null, &
	BCRYPT_ALG_HANDLE_HMAC)) Then
	of_ErrorCleanup("BCryptOpenAlgorithmProvider")
	Return lblb_NullReturn
End If

// calculate the size of the buffer to hold the hash object
If Not NT_SUCCESS(BCryptGetProperty(il_hAlg, &
	BCRYPT_OBJECT_LENGTH, &
	ll_cbHashObject, 4, lul_cbData, 0)) Then
	of_ErrorCleanup("BCryptGetProperty BCRYPT_OBJECT_LENGTH")
	Return lblb_NullReturn
End If

lblb_pbHashObject = Blob(Space(ll_cbHashObject), iEncoding)

// calculate the length of the hash
If Not NT_SUCCESS(BCryptGetProperty(il_hAlg, &
	BCRYPT_HASH_LENGTH, &
	ll_cbHash, 4, lul_cbData, 0)) Then
	of_ErrorCleanup("BCryptGetProperty BCRYPT_HASH_LENGTH")
	Return lblb_NullReturn
End If

lblb_pbHash = Blob(Space(ll_cbHash), iEncoding)

// create a hash
If Not NT_SUCCESS(BCryptCreateHash(il_hAlg, &
	il_hHash, lblb_pbHashObject, &
	ll_cbHashObject, ablb_secret, Len(ablb_secret), 0)) Then
	of_ErrorCleanup("BCryptCreateHash")
	Return lblb_NullReturn
End If

// hash some data
If Not NT_SUCCESS(BCryptHashData(il_hHash, &
	ablb_Message, Len(ablb_Message), 0)) Then
	of_ErrorCleanup("BCryptHashData")
	Return lblb_NullReturn
End If

// close the hash
If Not NT_SUCCESS(BCryptFinishHash(il_hHash, &
	lblb_pbHash, ll_cbHash, 0)) Then
	of_ErrorCleanup("BCryptFinishHash")
	Return lblb_NullReturn
End If

// final cleanup
of_FinalCleanup()

Return lblb_pbHash

end function

public function long get_qrcode_bitmap (string as_filename, string as_text, long al_errcorlvl, long al_bordersize, long al_scale);// The function creates a BITMAP file with a QR code (the version of the QR code is selected automatically from 1 to 40) (Mask Pattern is selected automatically)
// Options:
// fileName Path and name of the file to be created (C: \ Temp \ qrCode.bmp) (UTF-16 encoding)
// text Text to encode (1-4096) (Limited to 4096 characters) (UTF-16 encoding)
// errCorLvl Error correction level (0-4).
// QR code has a special mechanism to increase the reliability of encrypted information storage.
// For codes created with the highest level of reliability, up to 30% of the surface can be damaged or erased,
// but they will save information and be read correctly.
// Increasing the level helps to increase the reliability of information storage,
// but leads to an increase in the size of the matrix code.
// 0 - Low (Allowable percentage of violations is about 7%)
// 1 - Medium (Allowable percentage of violations is about 15%)
// 2 - Quartile (Allowable percentage of violations is about 25%)
// 3 - High (Allowable percentage of violations is about 30%)
// borderSize Size of the white border around in modules (limited to 0-100)
// scale Unit size in pixels (limited to 1-100)
//
// Returned value:
// 0 - Successful execution
// 1 - Error fileName, or incorrect path, or error opening file
// 2 - Error text, incorrect length of the encoded text
// 3 - Error errCorLvl, wrong level of error correction
// 4 - Error borderSize, wrong border size
// 5 - Error scale, incorrect module size
// 6 - Error converting the encoding of the encoded text from UTF-16 to UTF-8 (the buffer for UTF-8 is also 4096 characters and it may not be enough)
// 7 - Error receiving QR code
return CreateBmpFile(as_fileName, as_text, al_errCorLvl, al_borderSize, al_scale);
 



 
end function

public function long get_qrcode_bitmap (string as_filename, string as_text);
//====================================================================
// Function: nvo_authenticator.get_qrcode_bitmap()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string	as_filename	
// 	value	string	as_text    	
//--------------------------------------------------------------------
// Returns:  long
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.get_qrcode_bitmap ( string as_filename, string as_text )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Return get_qrcode_bitmap(as_fileName, as_text, 1, 4, 4);


end function

public function string generatepin (string key, boolean ab_keytypebase32);//====================================================================
// Function: nvo_authenticator.generatepin()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string 	key             	
// 	value	boolean	ab_keytypebase32	
//--------------------------------------------------------------------
// Returns:  string
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.generatepin ( string key, boolean ab_keytypebase32 )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Long	TotalSeconds, CurrentInterval, IntervalLength = 30

TotalSeconds = getunixepoch()
CurrentInterval = TotalSeconds/IntervalLength

Return generatepin ( Key, CurrentInterval, ab_keytypebase32 )

end function

public function string generatepin (string as_key, long counter, boolean ab_keytypebase32);//====================================================================
// Function: nvo_authenticator.generatepin()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string 	as_key          	
// 	value	long   	counter         	
// 	value	boolean	ab_keytypebase32	
//--------------------------------------------------------------------
// Returns:  string
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.generatepin ( string as_key, long counter, boolean ab_keytypebase32 )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

byte		hashBytes[], counterBytes[], offset, selectedByte
Blob		counterHashBlob, counterBlob, keyBlob
String		counterHash, pin
Integer	li_count, i, pinLen
Long		selectedLong
Long		selectedMod
String		 ls_key

//Convert the counter to byte array and then to blob
longtobytearray ( counter, counterBytes )
counterBlob = of_blob ( counterBytes )

If ab_keytypebase32 Then
	ls_key = GetBase32Decode(as_key)
Else
	ls_key = as_key
End If

//Convert key to blob and has counter
keyBlob = Blob ( ls_key, EncodingUTF8! )
counterHashBlob = of_hmac("SHA1", counterBlob, keyBlob)

//Convert result back to byte array
Int li_max, li_idx
li_max = Len(counterHashBlob)
For li_idx = 1 To li_max
	hashBytes[li_idx] = Byte(BlobMid(counterHashBlob, li_idx, 1))
Next

//Get the last byte
li_count = UpperBound ( hashBytes )
//And use that to determine the offset into the byte array that we'll start with
offset = bitwiseand ( hashBytes[li_count], 15 )

//Calculate the selectedLong value using the selected bytes
For i = 1 To 4
	selectedByte = 	hashBytes[offset + i]
	Choose Case i
		Case 1
			//Strip the most significant bit
			selectedByte = bitwiseand ( selectedByte, 127 )
			selectedLong = selectedLong + selectedByte * 2^24
		Case 2
			selectedLong = selectedLong + selectedByte * 2^16
		Case 3
			selectedLong = selectedLong + selectedByte * 2^8
		Case 4
			selectedLong = selectedLong + selectedByte
	End Choose
Next

selectedMod = Mod ( selectedLong, 1000000 )

pin = String ( selectedMod )
pinLen = Len ( pin )
pin = Fill ( '0', 6 - pinLen ) + pin

Return pin



end function

public function string generateprovisioningimage (string identifier, string as_key, boolean ab_keytypebase32);//====================================================================
// Function: nvo_authenticator.generateprovisioningimage()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string 	identifier      	
// 	value	string 	as_key          	
// 	value	boolean	ab_keytypebase32	
//--------------------------------------------------------------------
// Returns:  string
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: nvo_authenticator.generateprovisioningimage ( string identifier, string as_key, boolean ab_keytypebase32 )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Blob	lblb_provision_url
String	 ls_keystring,  ls_provision_url
Long ll_retval
String ls_url
String ls_qrcode

If ab_keytypebase32 Then
	ls_keystring = as_key
Else
	ls_keystring = GetBase32Encode(  as_key)
End If

ls_provision_url = 'otpauth://totp/' + identifier + '?secret=' + ls_keystring
lblb_provision_url = Blob ( ls_provision_url, EncodingUTF8! )
ls_url = String(lblb_provision_url, EncodingUTF8!)

ls_qrcode = "qrcodeotp.bmp"
ll_retval = get_qrcode_bitmap(ls_qrcode, ls_url, 1, 5,  5)
If ll_retval = 0 Then
	Return ls_qrcode
Else
	Return ""
End If
Return ""


end function

on nvo_authenticator.create
call super::create
TriggerEvent( this, "constructor" )
end on

on nvo_authenticator.destroy
TriggerEvent( this, "destructor" )
call super::destroy
end on

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forward

global type nvo_authenticator from nonvisualobject

end type

type time_zone_information from structure within nvo_authenticator

end type

type systemtime from structure within nvo_authenticator

end type

type hmac_info from structure within nvo_authenticator

end type

end forward

type time_zone_information from structure

long bias

long standardname[31]

systemtime standarddate

long standardbias

long daylightname[31]

systemtime daylighttime

long daylightbias

end type

type systemtime from structure

integer wyear

integer wmonth

integer wdayofweek

integer wday

integer whour

integer wminute

integer wsecond

integer wmilliseconds

end type

type hmac_info from structure

unsignedlong hashalgid

unsignedlong pbinnerstring

unsignedlong cbinnerstring

unsignedlong pbouterstring

unsignedlong cbouterstring

end type

global type nvo_authenticator from nonvisualobject autoinstantiate

end type

type prototypes

Function ulong GetTimeZoneInformation (ref TIME_ZONE_INFORMATION lpTimeZoneInformation) Library "kernel32"

Function boolean TzSpecificLocalTimeToSystemTime(TIME_ZONE_INFORMATION lpTimeZone, SYSTEMTIME lpLocalTime, ref SYSTEMTIME lpUniversalTime) Library "kernel32"

Function String GetBase32Encode(String msg) Library "BaseEncoding.dll" Alias For "GetBase32Encode;Ansi"

Function String GetBase32Decode(String coded) Library "BaseEncoding.dll" Alias For "GetBase32Decode;Ansi"

Function String GetBase64Encode(String msg) Library "BaseEncoding.dll" Alias For "GetBase64Encode;Ansi"

Function String GetBase64Decode(String coded) Library "BaseEncoding.dll" Alias For "GetBase64Decode;Ansi"

Function ulong GetLastError () Library "kernel32.dll"

Function ulong FormatMessage( ulong dwFlags, ulong lpSource, ulong dwMessageId, ulong dwLanguageId, Ref string lpBuffer, ulong nSize, ulong Arguments ) Library "kernel32.dll" Alias For "FormatMessageW"

Function boolean CloseHandle ( long hObject ) Library "kernel32.dll"

Function boolean TzSpecificLocalTimeToSystemTime ( long lpTimeZoneInformation, SYSTEMTIME lpLocalTime, Ref SYSTEMTIME lpUniversalTime ) Library "kernel32.dll"

Function boolean CryptBinaryToString ( blob pbBinary, ulong cbBinary, ulong dwFlags, Ref string pszString, Ref ulong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW"

Function boolean CryptBinaryToString ( blob pbBinary, ulong cbBinary, ulong dwFlags, long pszString, Ref ulong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW"

Function boolean CryptStringToBinary ( string pszString, ulong cchString, ulong dwFlags, Ref blob pbBinary, Ref ulong pcbBinary, Ref ulong pdwSkip, Ref ulong pdwFlags ) Library "crypt32.dll" Alias For "CryptStringToBinaryW"

Function ulong BCryptCloseAlgorithmProvider ( Ref long hAlgorithm, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptCreateHash ( long hAlgorithm, Ref long phHash, Ref blob pbHashObject, ulong cbHashObject, long pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptCreateHash ( long hAlgorithm, Ref long phHash, Ref blob pbHashObject, ulong cbHashObject, blob pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptDestroyHash ( Ref long hHash ) Library "bcrypt.dll"

Function ulong BCryptFinishHash ( long hHash, Ref blob pbOutput, ulong cbOutput, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptGenRandom ( long phAlgorithm, Ref long pbBuffer, ulong cbBuffer, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptGetProperty ( long hObject, string pszProperty, Ref long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptHashData ( long hHash, blob pbInput, ulong cbInput, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptOpenAlgorithmProvider ( Ref long phAlgorithm, string pszAlgId, ulong pszImplementation, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptGenerateSymmetricKey ( long phAlgorithm, Ref long phKey, Ref blob pbKeyObject, ulong cbKeyObject, blob pbSecret, ulong cbSecret, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptDestroyKey ( Ref long hKey ) Library "bcrypt.dll"

Function ulong BCryptEncrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptEncrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, Ref blob pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptDecrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, long pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

Function ulong BCryptDecrypt ( long hKey, blob pbInput, ulong cbInput, long pPaddingInfo, blob pbIV, ulong cbIV, Ref blob pbOutput, ulong cbOutput, Ref ulong pcbResult, ulong dwFlags ) Library "bcrypt.dll"

FUNCTION Long CreateBmpFile(string fileName, string text, long errCorLvl, long borderSize, long scale) LIBRARY "QRCodeGenLibrary.dll"

end prototypes

type variables

Private:

// BCrypt Error Codes

Constant ULong STATUS_SUCCESS = 0 // 0x00000000

Constant ULong STATUS_BUFFER_TOO_SMALL = 3221225507 // 0xC0000023

Constant ULong STATUS_INVALID_BUFFER_SIZE = 3221225990 // 0xC0000206

Constant ULong STATUS_INVALID_HANDLE = 3221225480 // 0xC0000008

Constant ULong STATUS_INVALID_PARAMETER = 3221225485 // 0xC000000D

Constant ULong STATUS_NO_MEMORY = 3221225495 // 0xC0000017

Constant ULong STATUS_NOT_FOUND = 3221226021 // 0xC0000225

Constant ULong STATUS_NOT_SUPPORTED = 3221225659 // 0xC00000BB

// Cryptography Primitive Property Identifiers

Constant String BCRYPT_BLOCK_LENGTH = "BlockLength"

Constant String BCRYPT_OBJECT_LENGTH = "ObjectLength"

Constant String BCRYPT_HASH_LENGTH = "HashDigestLength"

Constant ULong BCRYPT_ALG_HANDLE_HMAC = 8

Constant ULong BCRYPT_BLOCK_PADDING = 1

Constant ULong NULL = 0

Constant ULong CRYPT_STRING_BASE64 = 1

Constant ULong CRYPT_STRING_HEXRAW = 12

Constant Ulong CRYPT_STRING_NOCRLF = 1073741824 // 0x40000000

// constants for CreateFile API function

Constant Long INVALID_HANDLE_VALUE = -1

Constant ULong GENERIC_READ = 2147483648

Constant ULong GENERIC_WRITE = 1073741824

Constant ULong FILE_SHARE_READ = 1

Constant ULong FILE_SHARE_WRITE = 2

Constant ULong CREATE_NEW = 1

Constant ULong CREATE_ALWAYS = 2

Constant ULong OPEN_EXISTING = 3

Constant ULong OPEN_ALWAYS = 4

Constant ULong TRUNCATE_EXISTING = 5

long il_hAlg

long il_hRanAlg

long il_hHash

long il_hKey

Public:

// CNG Algorithm Identifiers

// Hashing Algorithms

Constant String BCRYPT_MD2_ALGORITHM = "MD2"

Constant String BCRYPT_MD4_ALGORITHM = "MD4"

Constant String BCRYPT_MD5_ALGORITHM = "MD5"

Constant String BCRYPT_SHA1_ALGORITHM = "SHA1"

Constant String BCRYPT_SHA256_ALGORITHM = "SHA256"

Constant String BCRYPT_SHA384_ALGORITHM = "SHA384"

Constant String BCRYPT_SHA512_ALGORITHM = "SHA512"

// Encryption Algorithms

Constant String BCRYPT_AES_ALGORITHM = "AES"

Constant String BCRYPT_DES_ALGORITHM = "DES"

Constant String BCRYPT_DESX_ALGORITHM = "DESX"

Constant String BCRYPT_RC2_ALGORITHM = "RC2"

Constant String BCRYPT_3DES_ALGORITHM = "3DES"

Constant String BCRYPT_3DES_112_ALGORITHM = "3DES_112"

Constant ULong STATUS_USER_ERROR = 0

// public non-constant instance variables

String LastFunction

String LastErrText

ULong LastErrCode

Encoding iEncoding = EncodingAnsi!

end variables

forward prototypes

public function integer longtobytearray (long al_data, ref byte a_data[])

public function byte bitwiseand (byte a_value1, byte a_value2)

public function long getunixepoch ()

public function integer of_copylongtobytes (long al_long, ref byte a_byte[4])

public function blob of_blob (byte a_byte[])

private subroutine of_finalcleanup ()

public function unsignedlong of_getlasterror (ref string as_msgtext)

private subroutine of_errorcleanup (string as_function)

private function boolean nt_success (unsignedlong ntstatus)

public function blob of_hmac (string as_algorithm, blob ablb_message, blob ablb_secret)

public function long get_qrcode_bitmap (string as_filename, string as_text, long al_errcorlvl, long al_bordersize, long al_scale)

public function long get_qrcode_bitmap (string as_filename, string as_text)

public function string generatepin (string key, boolean ab_keytypebase32)

public function string generatepin (string as_key, long counter, boolean ab_keytypebase32)

public function string generateprovisioningimage (string identifier, string as_key, boolean ab_keytypebase32)

end prototypes

public function integer longtobytearray (long al_data, ref byte a_data[]);//====================================================================

// Function: nvo_authenticator.longtobytearray()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value long al_data

// reference byte a_data[]

//--------------------------------------------------------------------

// Returns: integer

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.longtobytearray ( long al_data, ref byte a_data[] )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

byte l_data[4]

Long l_len = 4

Integer i, j

of_copylongtobytes ( al_data, l_data )

//pad with 4 zeros

For i = 1 To 4

j = UpperBound(a_data) +1

a_data[j] = 0

//Copy over data in inverse order

For i = 4 To 1 Step -1

j = UpperBound (a_data) + 1

a_data[j] = l_data[i]

Return 1

end function

public function byte bitwiseand (byte a_value1, byte a_value2);//====================================================================

// Function: nvo_authenticator.bitwiseand()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value byte a_value1

// value byte a_value2

//--------------------------------------------------------------------

// Returns: byte

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.bitwiseand ( byte a_value1, byte a_value2 )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Integer li_i

Byte lbyte_result, lbyte_factor

lbyte_result = 0

For li_i = 1 To 8

If a_value1 = 0 Or a_value2 = 0 Then Exit

If li_i = 1 Then

lbyte_factor = 1

Else

lbyte_factor *= 2

End If

If Mod(a_value1, 2) = 1 And Mod(a_value2, 2) = 1 Then

lbyte_result += lbyte_factor

End If

a_value1 /= 2

a_value2 /= 2

Return lbyte_result

end function

public function long getunixepoch ();//====================================================================

// Function: nvo_authenticator.getunixepoch()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

//--------------------------------------------------------------------

// Returns: long

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.getunixepoch ( )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Long days

Long seconds

Long epoch

ULong rc1

Boolean rc2

TIME_ZONE_INFORMATION tzi

SYSTEMTIME local

SYSTEMTIME utc

DateTime l_datetime_utc

rc1 = GetTimeZoneInformation(tzi)

//Convert PowerBuilder datetime to SYSTEMTIME

local.wYear = Year(Today())

local.wMonth = Month(Today())

local.wDay = Day(Today())

local.wHour = Hour(Now())

local.wMinute = Minute(Now())

local.wSecond = Second(Now())

local.wMilliseconds = 0

//Get the time in UTC

rc2 = TzSpecificLocalTimeToSystemTime(tzi, local, utc)

//Convert the UTC SYSTEMTIME back to a PowerBuilder datetime

l_datetime_utc = DateTime ( Date ( utc.wYear, utc.wMonth, utc.wDay ), Time ( utc.wHour, utc.wMinute, utc.wSecond ) )

days = DaysAfter ( Date ( '1970/01/01' ), Date ( l_datetime_utc ) )

seconds = SecondsAfter ( Time ( '00:00:00' ), Time ( l_datetime_utc ) )

epoch = ( days * 24 * 60 * 60 ) + seconds

Return epoch

end function

public function integer of_copylongtobytes (long al_long, ref byte a_byte[4]);//====================================================================

// Function: nvo_authenticator.of_copylongtobytes()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value long al_long

// reference byte a_byte[4]

//--------------------------------------------------------------------

// Returns: integer

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_copylongtobytes ( long al_long, ref byte a_byte[4] )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Long ll_long

Integer i = 1, j, li_byte[]

ll_long = al_long

Do While Truncate(ll_long / 256, 0) > 0

li_byte[i] = Mod(ll_long, 256)

i++

ll_long = Truncate(ll_long/256, 0)

Loop

li_byte[i] = Mod(ll_long, 256)

For j = 1 To i

a_byte[j] += Byte(String(li_byte[j]))

Return 1

end function

public function blob of_blob (byte a_byte[]);//====================================================================

// Function: nvo_authenticator.of_blob()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value byte a_byte[]

//--------------------------------------------------------------------

// Returns: blob

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_blob ( byte a_byte[] )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Integer i

Blob lblb

lblb = Blob ( Space(UpperBound(a_byte)), EncodingUTF8! )

for i = 1 to UpperBound(a_byte)

SetByte(lblb, i, a_byte[i])

Return lblb

end function

private subroutine of_finalcleanup ();//====================================================================

// Function: nvo_authenticator.of_finalcleanup()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

//--------------------------------------------------------------------

// Returns: (none)

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_finalcleanup ( )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

If il_hAlg > 0 Then

BCryptCloseAlgorithmProvider(il_hAlg, 0)

End If

If il_hRanAlg > 0 Then

BCryptCloseAlgorithmProvider(il_hRanAlg, 0)

End If

If il_hHash > 0 Then

BCryptDestroyHash(il_hHash)

End If

If il_hKey > 0 Then

BCryptDestroyKey(il_hKey)

End If

end subroutine

public function unsignedlong of_getlasterror (ref string as_msgtext);//====================================================================

// Function: nvo_authenticator.of_getlasterror()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// reference string as_msgtext

//--------------------------------------------------------------------

// Returns: unsignedlong

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_getlasterror ( ref string as_msgtext )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Constant ULong FORMAT_MESSAGE_FROM_SYSTEM = 4096

Constant ULong LANG_NEUTRAL = 0

ULong lul_error, lul_Size = 255

lul_error = GetLastError()

as_msgtext = Space(lul_Size)

FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, 0, lul_error, LANG_NEUTRAL, as_msgtext, lul_Size, 0)

Return lul_error

end function

private subroutine of_errorcleanup (string as_function);//====================================================================

// Function: nvo_authenticator.of_errorcleanup()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string as_function

//--------------------------------------------------------------------

// Returns: (none)

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_errorcleanup ( string as_function )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

LastFunction = as_function

LastErrCode = of_GetLastError(LastErrText)

of_FinalCleanup()

end subroutine

private function boolean nt_success (unsignedlong ntstatus);//====================================================================

// Function: nvo_authenticator.nt_success()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value unsignedlong ntstatus

//--------------------------------------------------------------------

// Returns: boolean

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.nt_success ( unsignedlong ntstatus )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

LastErrCode = NTSTATUS

If NTSTATUS = 0 Then

Return True

Else

Return False

End If

end function

public function blob of_hmac (string as_algorithm, blob ablb_message, blob ablb_secret);//====================================================================

// Function: nvo_authenticator.of_hmac()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string as_algorithm

// value blob ablb_message

// value blob ablb_secret

//--------------------------------------------------------------------

// Returns: blob

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.of_hmac ( string as_algorithm, blob ablb_message, blob ablb_secret )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Blob lblb_NullReturn, lblb_pbHashObject, lblb_pbHash

Long ll_cbHashObject, ll_cbHash

ULong lul_cbData

SetNull(lblb_NullReturn)

// open an algorithm handle

If Not NT_SUCCESS(BCryptOpenAlgorithmProvider(il_hAlg, &

as_algorithm, Null, &

BCRYPT_ALG_HANDLE_HMAC)) Then

of_ErrorCleanup("BCryptOpenAlgorithmProvider")

Return lblb_NullReturn

End If

// calculate the size of the buffer to hold the hash object

If Not NT_SUCCESS(BCryptGetProperty(il_hAlg, &

BCRYPT_OBJECT_LENGTH, &

ll_cbHashObject, 4, lul_cbData, 0)) Then

of_ErrorCleanup("BCryptGetProperty BCRYPT_OBJECT_LENGTH")

Return lblb_NullReturn

End If

lblb_pbHashObject = Blob(Space(ll_cbHashObject), iEncoding)

// calculate the length of the hash

If Not NT_SUCCESS(BCryptGetProperty(il_hAlg, &

BCRYPT_HASH_LENGTH, &

ll_cbHash, 4, lul_cbData, 0)) Then

of_ErrorCleanup("BCryptGetProperty BCRYPT_HASH_LENGTH")

Return lblb_NullReturn

End If

lblb_pbHash = Blob(Space(ll_cbHash), iEncoding)

// create a hash

If Not NT_SUCCESS(BCryptCreateHash(il_hAlg, &

il_hHash, lblb_pbHashObject, &

ll_cbHashObject, ablb_secret, Len(ablb_secret), 0)) Then

of_ErrorCleanup("BCryptCreateHash")

Return lblb_NullReturn

End If

// hash some data

If Not NT_SUCCESS(BCryptHashData(il_hHash, &

ablb_Message, Len(ablb_Message), 0)) Then

of_ErrorCleanup("BCryptHashData")

Return lblb_NullReturn

End If

// close the hash

If Not NT_SUCCESS(BCryptFinishHash(il_hHash, &

lblb_pbHash, ll_cbHash, 0)) Then

of_ErrorCleanup("BCryptFinishHash")

Return lblb_NullReturn

End If

// final cleanup

of_FinalCleanup()

Return lblb_pbHash

end function

public function long get_qrcode_bitmap (string as_filename, string as_text, long al_errcorlvl, long al_bordersize, long al_scale);// The function creates a BITMAP file with a QR code (the version of the QR code is selected automatically from 1 to 40) (Mask Pattern is selected automatically)

// Options:

// fileName Path and name of the file to be created (C: \ Temp \ qrCode.bmp) (UTF-16 encoding)

// text Text to encode (1-4096) (Limited to 4096 characters) (UTF-16 encoding)

// errCorLvl Error correction level (0-4).

// QR code has a special mechanism to increase the reliability of encrypted information storage.

// For codes created with the highest level of reliability, up to 30% of the surface can be damaged or erased,

// but they will save information and be read correctly.

// Increasing the level helps to increase the reliability of information storage,

// but leads to an increase in the size of the matrix code.

// 0 - Low (Allowable percentage of violations is about 7%)

// 1 - Medium (Allowable percentage of violations is about 15%)

// 2 - Quartile (Allowable percentage of violations is about 25%)

// 3 - High (Allowable percentage of violations is about 30%)

// borderSize Size of the white border around in modules (limited to 0-100)

// scale Unit size in pixels (limited to 1-100)

// Returned value:

// 0 - Successful execution

// 1 - Error fileName, or incorrect path, or error opening file

// 2 - Error text, incorrect length of the encoded text

// 3 - Error errCorLvl, wrong level of error correction

// 4 - Error borderSize, wrong border size

// 5 - Error scale, incorrect module size

// 6 - Error converting the encoding of the encoded text from UTF-16 to UTF-8 (the buffer for UTF-8 is also 4096 characters and it may not be enough)

// 7 - Error receiving QR code

return CreateBmpFile(as_fileName, as_text, al_errCorLvl, al_borderSize, al_scale);

end function

public function long get_qrcode_bitmap (string as_filename, string as_text);

//====================================================================

// Function: nvo_authenticator.get_qrcode_bitmap()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string as_filename

// value string as_text

//--------------------------------------------------------------------

// Returns: long

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.get_qrcode_bitmap ( string as_filename, string as_text )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Return get_qrcode_bitmap(as_fileName, as_text, 1, 4, 4);

end function

public function string generatepin (string key, boolean ab_keytypebase32);//====================================================================

// Function: nvo_authenticator.generatepin()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string key

// value boolean ab_keytypebase32

//--------------------------------------------------------------------

// Returns: string

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.generatepin ( string key, boolean ab_keytypebase32 )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Long TotalSeconds, CurrentInterval, IntervalLength = 30

TotalSeconds = getunixepoch()

CurrentInterval = TotalSeconds/IntervalLength

Return generatepin ( Key, CurrentInterval, ab_keytypebase32 )

end function

public function string generatepin (string as_key, long counter, boolean ab_keytypebase32);//====================================================================

// Function: nvo_authenticator.generatepin()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string as_key

// value long counter

// value boolean ab_keytypebase32

//--------------------------------------------------------------------

// Returns: string

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.generatepin ( string as_key, long counter, boolean ab_keytypebase32 )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

byte hashBytes[], counterBytes[], offset, selectedByte

Blob counterHashBlob, counterBlob, keyBlob

String counterHash, pin

Integer li_count, i, pinLen

Long selectedLong

Long selectedMod

String ls_key

//Convert the counter to byte array and then to blob

longtobytearray ( counter, counterBytes )

counterBlob = of_blob ( counterBytes )

If ab_keytypebase32 Then

ls_key = GetBase32Decode(as_key)

Else

ls_key = as_key

End If

//Convert key to blob and has counter

keyBlob = Blob ( ls_key, EncodingUTF8! )

counterHashBlob = of_hmac("SHA1", counterBlob, keyBlob)

//Convert result back to byte array

Int li_max, li_idx

li_max = Len(counterHashBlob)

For li_idx = 1 To li_max

hashBytes[li_idx] = Byte(BlobMid(counterHashBlob, li_idx, 1))

//Get the last byte

li_count = UpperBound ( hashBytes )

//And use that to determine the offset into the byte array that we'll start with

offset = bitwiseand ( hashBytes[li_count], 15 )

//Calculate the selectedLong value using the selected bytes

For i = 1 To 4

selectedByte = hashBytes[offset + i]

Choose Case i

Case 1

//Strip the most significant bit

selectedByte = bitwiseand ( selectedByte, 127 )

selectedLong = selectedLong + selectedByte * 2^24

Case 2

selectedLong = selectedLong + selectedByte * 2^16

Case 3

selectedLong = selectedLong + selectedByte * 2^8

Case 4

selectedLong = selectedLong + selectedByte

End Choose

selectedMod = Mod ( selectedLong, 1000000 )

pin = String ( selectedMod )

pinLen = Len ( pin )

pin = Fill ( '0', 6 - pinLen ) + pin

Return pin

end function

public function string generateprovisioningimage (string identifier, string as_key, boolean ab_keytypebase32);//====================================================================

// Function: nvo_authenticator.generateprovisioningimage()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string identifier

// value string as_key

// value boolean ab_keytypebase32

//--------------------------------------------------------------------

// Returns: string

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: nvo_authenticator.generateprovisioningimage ( string identifier, string as_key, boolean ab_keytypebase32 )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Blob lblb_provision_url

String ls_keystring, ls_provision_url

Long ll_retval

String ls_url

String ls_qrcode

If ab_keytypebase32 Then

ls_keystring = as_key

Else

ls_keystring = GetBase32Encode( as_key)

End If

ls_provision_url = 'otpauth://totp/' + identifier + '?secret=' + ls_keystring

lblb_provision_url = Blob ( ls_provision_url, EncodingUTF8! )

ls_url = String(lblb_provision_url, EncodingUTF8!)

ls_qrcode = "qrcodeotp.bmp"

ll_retval = get_qrcode_bitmap(ls_qrcode, ls_url, 1, 5, 5)

If ll_retval = 0 Then

Return ls_qrcode

Else

Return ""

End If

Return ""

end function

on nvo_authenticator.create

call super::create

TriggerEvent( this, "constructor" )

end on

on nvo_authenticator.destroy

TriggerEvent( this, "destructor" )

call super::destroy

end on

uo_otp from userobject

forward
global type uo_otp from userobject
end type
type p_copy from picture within uo_otp
end type
type st_time from statictext within uo_otp
end type
type p_qrcode from picture within uo_otp
end type
type st_appname from statictext within uo_otp
end type
type hpb_process from hprogressbar within uo_otp
end type
type st_account from statictext within uo_otp
end type
type st_pin from statictext within uo_otp
end type
type ov_1 from oval within uo_otp
end type
end forward

global type uo_otp from userobject
integer width = 1221
integer height = 580
long backcolor = 67108864
string text = "none"
long tabtextcolor = 33554432
long picturemaskcolor = 536870912
p_copy p_copy
st_time st_time
p_qrcode p_qrcode
st_appname st_appname
hpb_process hpb_process
st_account st_account
st_pin st_pin
ov_1 ov_1
end type
global uo_otp uo_otp

type variables
Private:
String is_key = ""
String is_appname = ""
String is_account = ""
Boolean ib_keytypebase32 = false
uo_timing iuo_timing
end variables

forward prototypes
public subroutine of_start ()
public subroutine of_ini (string as_key, string as_appname, string as_account, boolean ab_keytypebase32)
end prototypes

public subroutine of_start ();//====================================================================
// Function: uo_otp.of_start()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
//--------------------------------------------------------------------
// Returns:  (none)
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: uo_otp.of_start ( )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

Int li_Second
If IsNull(is_key) Or Len(Trim(is_key)) = 0 Then Return
li_Second = Integer(String(Now(), "ss"))
If Mod(li_Second, 30) = 0 Then
	
	String ls_pin
	nvo_authenticator lnv_pin
	
	ls_pin = lnv_pin.generatepin( is_key, ib_keytypebase32 )
	
	st_pin.Text = ls_pin
	
End If

hpb_process.Position = Mod((60 - li_Second) , 30)
st_time.Text = String(Mod((60 - li_Second) , 30))


end subroutine

public subroutine of_ini (string as_key, string as_appname, string as_account, boolean ab_keytypebase32);//====================================================================
// Function: uo_otp.of_ini()
//--------------------------------------------------------------------
// Description:
//--------------------------------------------------------------------
// Arguments:
// 	value	string 	as_key          	
// 	value	string 	as_appname      	
// 	value	string 	as_account      	
// 	value	boolean	ab_keytypebase32	
//--------------------------------------------------------------------
// Returns:  (none)
//--------------------------------------------------------------------
// Author:	PB.BaoGa		Date: 2022/05/30
//--------------------------------------------------------------------
// Usage: uo_otp.of_ini ( string as_key, string as_appname, string as_account, boolean ab_keytypebase32 )
//--------------------------------------------------------------------
//	Copyright (c) PB.BaoGa(TM), All rights reserved.
//--------------------------------------------------------------------
// Modify History:
//
//====================================================================

is_key = as_key
is_appname = as_appname
is_account = as_account
ib_keytypebase32 = ab_keytypebase32

st_appname.Text = "App Name: " + is_appname
st_account.Text = "Account: " + is_account

If Not IsNull(is_account) And Len(Trim(is_account)) > 0 Then
	nvo_authenticator lnv_pin
	st_pin.Text = lnv_pin.generatepin( is_key, ib_keytypebase32 )
End If


end subroutine

on uo_otp.create
this.p_copy=create p_copy
this.st_time=create st_time
this.p_qrcode=create p_qrcode
this.st_appname=create st_appname
this.hpb_process=create hpb_process
this.st_account=create st_account
this.st_pin=create st_pin
this.ov_1=create ov_1
this.Control[]={this.p_copy,&
this.st_time,&
this.p_qrcode,&
this.st_appname,&
this.hpb_process,&
this.st_account,&
this.st_pin,&
this.ov_1}
end on

on uo_otp.destroy
destroy(this.p_copy)
destroy(this.st_time)
destroy(this.p_qrcode)
destroy(this.st_appname)
destroy(this.hpb_process)
destroy(this.st_account)
destroy(this.st_pin)
destroy(this.ov_1)
end on

event constructor;iuo_timing = Create uo_timing
iuo_timing.of_ini( This)
iuo_timing.Start( 1)

end event

event destructor;Destroy iuo_timing

end event

type p_copy from picture within uo_otp
integer x = 809
integer y = 336
integer width = 73
integer height = 72
boolean originalsize = true
string picturename = "copy.bmp"
boolean focusrectangle = false
end type

event clicked;String ls_pin

ls_pin = st_pin.Text
Clipboard (ls_pin)
MessageBox("infor", "Pin Your Copied: "  + ls_pin)
end event

type st_time from statictext within uo_otp
integer x = 1006
integer y = 340
integer width = 137
integer height = 96
integer textsize = -15
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
string text = "30"
alignment alignment = center!
boolean focusrectangle = false
end type

type p_qrcode from picture within uo_otp
integer x = 978
integer y = 20
integer width = 197
integer height = 152
string pointer = "HyperLink!"
string picturename = "qrcode.bmp"
boolean border = true
boolean focusrectangle = false
end type

event clicked;string ls_qrcode, ls_app
nvo_authenticator lnv_pin

ls_app  = is_appname + ':' + is_account
ls_qrcode = lnv_pin.generateprovisioningimage (ls_app, is_key, ib_keytypebase32 )

if FileExists ( ls_qrcode ) then
	OpenWithParm (w_qrcode, ls_qrcode)
end if
end event

type st_appname from statictext within uo_otp
integer x = 32
integer y = 20
integer width = 896
integer height = 124
integer textsize = -15
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "App Name: PMIT"
boolean focusrectangle = false
end type

type hpb_process from hprogressbar within uo_otp
integer x = 32
integer y = 468
integer width = 896
integer height = 68
unsignedinteger maxposition = 30
unsignedinteger position = 1
integer setstep = 1
end type

type st_account from statictext within uo_otp
integer x = 32
integer y = 168
integer width = 896
integer height = 88
integer textsize = -12
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "Account: pb.baoga"
boolean focusrectangle = false
end type

type st_pin from statictext within uo_otp
integer x = 32
integer y = 276
integer width = 896
integer height = 172
integer textsize = -28
integer weight = 700
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "123456"
boolean focusrectangle = false
end type

event clicked;String ls_pin

ls_pin = This.Text
Clipboard (ls_pin)
MessageBox("infor", "Pin Your Copied: "  + ls_pin)

end event

type ov_1 from oval within uo_otp
long linecolor = 33554432
integer linethickness = 4
long fillcolor = 1073741824
integer x = 974
integer y = 304
integer width = 210
integer height = 172
end type

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forward

global type uo_otp from userobject

end type

type p_copy from picture within uo_otp

end type

type st_time from statictext within uo_otp

end type

type p_qrcode from picture within uo_otp

end type

type st_appname from statictext within uo_otp

end type

type hpb_process from hprogressbar within uo_otp

end type

type st_account from statictext within uo_otp

end type

type st_pin from statictext within uo_otp

end type

type ov_1 from oval within uo_otp

end type

end forward

global type uo_otp from userobject

integer width = 1221

integer height = 580

long backcolor = 67108864

string text = "none"

long tabtextcolor = 33554432

long picturemaskcolor = 536870912

p_copy p_copy

st_time st_time

p_qrcode p_qrcode

st_appname st_appname

hpb_process hpb_process

st_account st_account

st_pin st_pin

ov_1 ov_1

end type

global uo_otp uo_otp

type variables

Private:

String is_key = ""

String is_appname = ""

String is_account = ""

Boolean ib_keytypebase32 = false

uo_timing iuo_timing

end variables

forward prototypes

public subroutine of_start ()

public subroutine of_ini (string as_key, string as_appname, string as_account, boolean ab_keytypebase32)

end prototypes

public subroutine of_start ();//====================================================================

// Function: uo_otp.of_start()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

//--------------------------------------------------------------------

// Returns: (none)

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: uo_otp.of_start ( )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

Int li_Second

If IsNull(is_key) Or Len(Trim(is_key)) = 0 Then Return

li_Second = Integer(String(Now(), "ss"))

If Mod(li_Second, 30) = 0 Then

String ls_pin

nvo_authenticator lnv_pin

ls_pin = lnv_pin.generatepin( is_key, ib_keytypebase32 )

st_pin.Text = ls_pin

End If

hpb_process.Position = Mod((60 - li_Second) , 30)

st_time.Text = String(Mod((60 - li_Second) , 30))

end subroutine

public subroutine of_ini (string as_key, string as_appname, string as_account, boolean ab_keytypebase32);//====================================================================

// Function: uo_otp.of_ini()

//--------------------------------------------------------------------

// Description:

//--------------------------------------------------------------------

// Arguments:

// value string as_key

// value string as_appname

// value string as_account

// value boolean ab_keytypebase32

//--------------------------------------------------------------------

// Returns: (none)

//--------------------------------------------------------------------

// Author: PB.BaoGa Date: 2022/05/30

//--------------------------------------------------------------------

// Usage: uo_otp.of_ini ( string as_key, string as_appname, string as_account, boolean ab_keytypebase32 )

//--------------------------------------------------------------------

// Modify History:

//====================================================================

is_key = as_key

is_appname = as_appname

is_account = as_account

ib_keytypebase32 = ab_keytypebase32

st_appname.Text = "App Name: " + is_appname

st_account.Text = "Account: " + is_account

If Not IsNull(is_account) And Len(Trim(is_account)) > 0 Then

nvo_authenticator lnv_pin

st_pin.Text = lnv_pin.generatepin( is_key, ib_keytypebase32 )

End If

end subroutine

on uo_otp.create

this.p_copy=create p_copy

this.st_time=create st_time

this.p_qrcode=create p_qrcode

this.st_appname=create st_appname

this.hpb_process=create hpb_process

this.st_account=create st_account

this.st_pin=create st_pin

this.ov_1=create ov_1

this.Control[]={this.p_copy,&

this.st_time,&

this.p_qrcode,&

this.st_appname,&

this.hpb_process,&

this.st_account,&

this.st_pin,&

this.ov_1}

end on

on uo_otp.destroy

destroy(this.p_copy)

destroy(this.st_time)

destroy(this.p_qrcode)

destroy(this.st_appname)

destroy(this.hpb_process)

destroy(this.st_account)

destroy(this.st_pin)

destroy(this.ov_1)

end on

event constructor;iuo_timing = Create uo_timing

iuo_timing.of_ini( This)

iuo_timing.Start( 1)

end event

event destructor;Destroy iuo_timing

end event

type p_copy from picture within uo_otp

integer x = 809

integer y = 336

integer width = 73

integer height = 72

boolean originalsize = true

string picturename = "copy.bmp"

boolean focusrectangle = false

end type

event clicked;String ls_pin

ls_pin = st_pin.Text

Clipboard (ls_pin)

MessageBox("infor", "Pin Your Copied: " + ls_pin)

end event

type st_time from statictext within uo_otp

integer x = 1006

integer y = 340

integer width = 137

integer height = 96

integer textsize = -15

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

string text = "30"

alignment alignment = center!

boolean focusrectangle = false

end type

type p_qrcode from picture within uo_otp

integer x = 978

integer y = 20

integer width = 197

integer height = 152

string pointer = "HyperLink!"

string picturename = "qrcode.bmp"

boolean border = true

boolean focusrectangle = false

end type

event clicked;string ls_qrcode, ls_app

nvo_authenticator lnv_pin

ls_app = is_appname + ':' + is_account

ls_qrcode = lnv_pin.generateprovisioningimage (ls_app, is_key, ib_keytypebase32 )

if FileExists ( ls_qrcode ) then

OpenWithParm (w_qrcode, ls_qrcode)

end if

end event

type st_appname from statictext within uo_otp

integer x = 32

integer y = 20

integer width = 896

integer height = 124

integer textsize = -15

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "App Name: PMIT"

boolean focusrectangle = false

end type

type hpb_process from hprogressbar within uo_otp

integer x = 32

integer y = 468

integer width = 896

integer height = 68

unsignedinteger maxposition = 30

unsignedinteger position = 1

integer setstep = 1

end type

type st_account from statictext within uo_otp

integer x = 32

integer y = 168

integer width = 896

integer height = 88

integer textsize = -12

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "Account: pb.baoga"

boolean focusrectangle = false

end type

type st_pin from statictext within uo_otp

integer x = 32

integer y = 276

integer width = 896

integer height = 172

integer textsize = -28

integer weight = 700

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "123456"

boolean focusrectangle = false

end type

event clicked;String ls_pin

ls_pin = This.Text

Clipboard (ls_pin)

MessageBox("infor", "Pin Your Copied: " + ls_pin)

end event

type ov_1 from oval within uo_otp

long linecolor = 33554432

integer linethickness = 4

long fillcolor = 1073741824

integer x = 974

integer y = 304

integer width = 210

integer height = 172

end type

uo_timing from timing

forward
global type uo_timing from timing
end type
end forward

global type uo_timing from timing
end type
global uo_timing uo_timing

type variables
PowerObject ipos
end variables

forward prototypes
public subroutine of_ini (powerobject pos)
end prototypes

public subroutine of_ini (powerobject pos);ipos = pos
end subroutine

on uo_timing.create
call super::create
TriggerEvent( this, "constructor" )
end on

on uo_timing.destroy
TriggerEvent( this, "destructor" )
call super::destroy
end on

event timer;If IsValid(ipos) Then
	ipos.Dynamic Function of_start()
End If

end event

forward

global type uo_timing from timing

end type

end forward

global type uo_timing from timing

end type

global uo_timing uo_timing

type variables

PowerObject ipos

end variables

forward prototypes

public subroutine of_ini (powerobject pos)

end prototypes

public subroutine of_ini (powerobject pos);ipos = pos

end subroutine

on uo_timing.create

call super::create

TriggerEvent( this, "constructor" )

end on

on uo_timing.destroy

TriggerEvent( this, "destructor" )

call super::destroy

end on

event timer;If IsValid(ipos) Then

ipos.Dynamic Function of_start()

End If

end event

w_add from window

forward
global type w_add from window
end type
type cb_delete from commandbutton within w_add
end type
type dw_data from datawindow within w_add
end type
type st_3 from statictext within w_add
end type
type st_2 from statictext within w_add
end type
type st_1 from statictext within w_add
end type
type sle_key from singlelineedit within w_add
end type
type sle_account from singlelineedit within w_add
end type
type sle_appname from singlelineedit within w_add
end type
type cbx_base32 from checkbox within w_add
end type
type cb_update from commandbutton within w_add
end type
type cb_add from commandbutton within w_add
end type
end forward

global type w_add from window
integer width = 2816
integer height = 1644
boolean titlebar = true
string title = "Config"
boolean controlmenu = true
windowtype windowtype = response!
long backcolor = 67108864
string icon = "AppIcon!"
boolean center = true
cb_delete cb_delete
dw_data dw_data
st_3 st_3
st_2 st_2
st_1 st_1
sle_key sle_key
sle_account sle_account
sle_appname sle_appname
cbx_base32 cbx_base32
cb_update cb_update
cb_add cb_add
end type
global w_add w_add

on w_add.create
this.cb_delete=create cb_delete
this.dw_data=create dw_data
this.st_3=create st_3
this.st_2=create st_2
this.st_1=create st_1
this.sle_key=create sle_key
this.sle_account=create sle_account
this.sle_appname=create sle_appname
this.cbx_base32=create cbx_base32
this.cb_update=create cb_update
this.cb_add=create cb_add
this.Control[]={this.cb_delete,&
this.dw_data,&
this.st_3,&
this.st_2,&
this.st_1,&
this.sle_key,&
this.sle_account,&
this.sle_appname,&
this.cbx_base32,&
this.cb_update,&
this.cb_add}
end on

on w_add.destroy
destroy(this.cb_delete)
destroy(this.dw_data)
destroy(this.st_3)
destroy(this.st_2)
destroy(this.st_1)
destroy(this.sle_key)
destroy(this.sle_account)
destroy(this.sle_appname)
destroy(this.cbx_base32)
destroy(this.cb_update)
destroy(this.cb_add)
end on

event open;If FileExists( "data.xml") Then
	dw_data.ImportFile( "data.xml")
End If


end event

type cb_delete from commandbutton within w_add
integer x = 750
integer y = 636
integer width = 283
integer height = 112
integer taborder = 30
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
string text = "Delete"
end type

event clicked;If dw_data.GetRow() > 0 Then
	dw_data.DeleteRow(dw_data.GetRow())
	dw_data.SaveAs("data.xml", XML!, False)
End If

end event

type dw_data from datawindow within w_add
integer x = 50
integer y = 784
integer width = 2702
integer height = 720
integer taborder = 40
string title = "none"
string dataobject = "d_data"
boolean hscrollbar = true
boolean vscrollbar = true
boolean livescroll = true
borderstyle borderstyle = stylelowered!
end type

event rowfocuschanged;String ls_appname, ls_account, ls_key, ls_base

ls_appname = This.GetItemString(This.GetRow(), "appname")
ls_account = This.GetItemString(This.GetRow(), "account")
ls_key = This.GetItemString(This.GetRow(), "key")
ls_base = This.GetItemString(This.GetRow(), "base")

sle_appname.Text = ls_appname
sle_account.Text = ls_account
sle_key.Text = ls_key

If ls_base = "1" Then
	cbx_base32.Checked = True
Else
	cbx_base32.Checked = False
End If


end event

event constructor;Long ll_columns,ll_i
String ls_colName
ll_columns = Long(This.Object.DataWindow.Column.Count)
 
For ll_i = 1 To ll_columns
	ls_colName = This.Describe( "#" + String( ll_i ) + ".Name" )
	This.Modify(ls_colName+".Background.Color='255~t if(Getrow() = currentRow(),11665407,if(mod(getrow(),2 ) =0,rgb(231, 255, 231),rgb(255,255,255)))'")
Next
end event

type st_3 from statictext within w_add
integer x = 73
integer y = 396
integer width = 347
integer height = 64
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "Key:"
alignment alignment = right!
boolean focusrectangle = false
end type

type st_2 from statictext within w_add
integer x = 73
integer y = 244
integer width = 347
integer height = 64
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "Account:"
alignment alignment = right!
boolean focusrectangle = false
end type

type st_1 from statictext within w_add
integer x = 73
integer y = 88
integer width = 347
integer height = 64
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "App Name:"
alignment alignment = right!
boolean focusrectangle = false
end type

type sle_key from singlelineedit within w_add
integer x = 443
integer y = 360
integer width = 2149
integer height = 112
integer taborder = 30
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
borderstyle borderstyle = stylelowered!
end type

type sle_account from singlelineedit within w_add
integer x = 443
integer y = 216
integer width = 2149
integer height = 112
integer taborder = 20
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
borderstyle borderstyle = stylelowered!
end type

type sle_appname from singlelineedit within w_add
integer x = 443
integer y = 68
integer width = 2149
integer height = 112
integer taborder = 10
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
borderstyle borderstyle = stylelowered!
end type

type cbx_base32 from checkbox within w_add
integer x = 453
integer y = 516
integer width = 690
integer height = 80
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
long textcolor = 33554432
long backcolor = 67108864
string text = "Key Base32 Encode"
end type

type cb_update from commandbutton within w_add
integer x = 434
integer y = 636
integer width = 283
integer height = 112
integer taborder = 20
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
string text = "Update"
end type

event clicked;String ls_appname, ls_account, ls_key, ls_base

ls_appname = sle_appname.Text
ls_account = sle_account.Text
ls_key = sle_key.Text

If cbx_base32.Checked  Then
	ls_base = "1"
Else
	ls_base = "0"
End If

dw_data.SetItem(dw_data.GetRow(), "appname",ls_appname )
dw_data.SetItem(dw_data.GetRow(), "account", ls_account)
dw_data.SetItem(dw_data.GetRow(), "key", ls_key)
dw_data.SetItem(dw_data.GetRow(), "base", ls_base)


dw_data.SaveAs("data.xml", XML!, false)
end event

type cb_add from commandbutton within w_add
integer x = 123
integer y = 632
integer width = 283
integer height = 112
integer taborder = 10
integer textsize = -10
integer weight = 400
fontcharset fontcharset = ansi!
fontpitch fontpitch = variable!
fontfamily fontfamily = swiss!
string facename = "Tahoma"
string text = "Add"
end type

event clicked;String ls_appname, ls_account, ls_key, ls_base

ls_appname = sle_appname.Text
ls_account = sle_account.Text
ls_key = sle_key.Text

If cbx_base32.Checked  Then
	ls_base = "1"
Else
	ls_base = "0"
End If

dw_data.ScrollToRow( dw_data.InsertRow(0) )
dw_data.SetItem(dw_data.GetRow(), "appname",ls_appname )
dw_data.SetItem(dw_data.GetRow(), "account", ls_account)
dw_data.SetItem(dw_data.GetRow(), "key", ls_key)
dw_data.SetItem(dw_data.GetRow(), "base", ls_base)


dw_data.SaveAs("data.xml", XML!, false)
end event

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forward

global type w_add from window

end type

type cb_delete from commandbutton within w_add

end type

type dw_data from datawindow within w_add

end type

type st_3 from statictext within w_add

end type

type st_2 from statictext within w_add

end type

type st_1 from statictext within w_add

end type

type sle_key from singlelineedit within w_add

end type

type sle_account from singlelineedit within w_add

end type

type sle_appname from singlelineedit within w_add

end type

type cbx_base32 from checkbox within w_add

end type

type cb_update from commandbutton within w_add

end type

type cb_add from commandbutton within w_add

end type

end forward

global type w_add from window

integer width = 2816

integer height = 1644

boolean titlebar = true

string title = "Config"

boolean controlmenu = true

windowtype windowtype = response!

long backcolor = 67108864

string icon = "AppIcon!"

boolean center = true

cb_delete cb_delete

dw_data dw_data

st_3 st_3

st_2 st_2

st_1 st_1

sle_key sle_key

sle_account sle_account

sle_appname sle_appname

cbx_base32 cbx_base32

cb_update cb_update

cb_add cb_add

end type

global w_add w_add

on w_add.create

this.cb_delete=create cb_delete

this.dw_data=create dw_data

this.st_3=create st_3

this.st_2=create st_2

this.st_1=create st_1

this.sle_key=create sle_key

this.sle_account=create sle_account

this.sle_appname=create sle_appname

this.cbx_base32=create cbx_base32

this.cb_update=create cb_update

this.cb_add=create cb_add

this.Control[]={this.cb_delete,&

this.dw_data,&

this.st_3,&

this.st_2,&

this.st_1,&

this.sle_key,&

this.sle_account,&

this.sle_appname,&

this.cbx_base32,&

this.cb_update,&

this.cb_add}

end on

on w_add.destroy

destroy(this.cb_delete)

destroy(this.dw_data)

destroy(this.st_3)

destroy(this.st_2)

destroy(this.st_1)

destroy(this.sle_key)

destroy(this.sle_account)

destroy(this.sle_appname)

destroy(this.cbx_base32)

destroy(this.cb_update)

destroy(this.cb_add)

end on

event open;If FileExists( "data.xml") Then

dw_data.ImportFile( "data.xml")

End If

end event

type cb_delete from commandbutton within w_add

integer x = 750

integer y = 636

integer width = 283

integer height = 112

integer taborder = 30

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

string text = "Delete"

end type

event clicked;If dw_data.GetRow() > 0 Then

dw_data.DeleteRow(dw_data.GetRow())

dw_data.SaveAs("data.xml", XML!, False)

End If

end event

type dw_data from datawindow within w_add

integer x = 50

integer y = 784

integer width = 2702

integer height = 720

integer taborder = 40

string title = "none"

string dataobject = "d_data"

boolean hscrollbar = true

boolean vscrollbar = true

boolean livescroll = true

borderstyle borderstyle = stylelowered!

end type

event rowfocuschanged;String ls_appname, ls_account, ls_key, ls_base

ls_appname = This.GetItemString(This.GetRow(), "appname")

ls_account = This.GetItemString(This.GetRow(), "account")

ls_key = This.GetItemString(This.GetRow(), "key")

ls_base = This.GetItemString(This.GetRow(), "base")

sle_appname.Text = ls_appname

sle_account.Text = ls_account

sle_key.Text = ls_key

If ls_base = "1" Then

cbx_base32.Checked = True

Else

cbx_base32.Checked = False

End If

end event

event constructor;Long ll_columns,ll_i

String ls_colName

ll_columns = Long(This.Object.DataWindow.Column.Count)

For ll_i = 1 To ll_columns

ls_colName = This.Describe( "#" + String( ll_i ) + ".Name" )

This.Modify(ls_colName+".Background.Color='255~t if(Getrow() = currentRow(),11665407,if(mod(getrow(),2 ) =0,rgb(231, 255, 231),rgb(255,255,255)))'")

end event

type st_3 from statictext within w_add

integer x = 73

integer y = 396

integer width = 347

integer height = 64

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "Key:"

alignment alignment = right!

boolean focusrectangle = false

end type

type st_2 from statictext within w_add

integer x = 73

integer y = 244

integer width = 347

integer height = 64

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "Account:"

alignment alignment = right!

boolean focusrectangle = false

end type

type st_1 from statictext within w_add

integer x = 73

integer y = 88

integer width = 347

integer height = 64

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "App Name:"

alignment alignment = right!

boolean focusrectangle = false

end type

type sle_key from singlelineedit within w_add

integer x = 443

integer y = 360

integer width = 2149

integer height = 112

integer taborder = 30

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

borderstyle borderstyle = stylelowered!

end type

type sle_account from singlelineedit within w_add

integer x = 443

integer y = 216

integer width = 2149

integer height = 112

integer taborder = 20

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

borderstyle borderstyle = stylelowered!

end type

type sle_appname from singlelineedit within w_add

integer x = 443

integer y = 68

integer width = 2149

integer height = 112

integer taborder = 10

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

borderstyle borderstyle = stylelowered!

end type

type cbx_base32 from checkbox within w_add

integer x = 453

integer y = 516

integer width = 690

integer height = 80

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

long textcolor = 33554432

long backcolor = 67108864

string text = "Key Base32 Encode"

end type

type cb_update from commandbutton within w_add

integer x = 434

integer y = 636

integer width = 283

integer height = 112

integer taborder = 20

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

string text = "Update"

end type

event clicked;String ls_appname, ls_account, ls_key, ls_base

ls_appname = sle_appname.Text

ls_account = sle_account.Text

ls_key = sle_key.Text

If cbx_base32.Checked Then

ls_base = "1"

Else

ls_base = "0"

End If

dw_data.SetItem(dw_data.GetRow(), "appname",ls_appname )

dw_data.SetItem(dw_data.GetRow(), "account", ls_account)

dw_data.SetItem(dw_data.GetRow(), "key", ls_key)

dw_data.SetItem(dw_data.GetRow(), "base", ls_base)

dw_data.SaveAs("data.xml", XML!, false)

end event

type cb_add from commandbutton within w_add

integer x = 123

integer y = 632

integer width = 283

integer height = 112

integer taborder = 10

integer textsize = -10

integer weight = 400

fontcharset fontcharset = ansi!

fontpitch fontpitch = variable!

fontfamily fontfamily = swiss!

string facename = "Tahoma"

string text = "Add"

end type

event clicked;String ls_appname, ls_account, ls_key, ls_base

ls_appname = sle_appname.Text

ls_account = sle_account.Text

ls_key = sle_key.Text

If cbx_base32.Checked Then

ls_base = "1"

Else

ls_base = "0"

End If

dw_data.ScrollToRow( dw_data.InsertRow(0) )

dw_data.SetItem(dw_data.GetRow(), "appname",ls_appname )

dw_data.SetItem(dw_data.GetRow(), "account", ls_account)

dw_data.SetItem(dw_data.GetRow(), "key", ls_key)

dw_data.SetItem(dw_data.GetRow(), "base", ls_base)

dw_data.SaveAs("data.xml", XML!, false)

end event

w_qrcode from window

forward
global type w_qrcode from window
end type
type p_qrcode from picture within w_qrcode
end type
end forward

global type w_qrcode from window
integer width = 974
integer height = 948
boolean titlebar = true
string title = "QRCode"
boolean controlmenu = true
windowtype windowtype = response!
long backcolor = 67108864
string icon = "AppIcon!"
boolean center = true
p_qrcode p_qrcode
end type
global w_qrcode w_qrcode

on w_qrcode.create
this.p_qrcode=create p_qrcode
this.Control[]={this.p_qrcode}
end on

on w_qrcode.destroy
destroy(this.p_qrcode)
end on

event open;String ls_StringParm

ls_StringParm = Message.StringParm

If Not  IsNull(ls_StringParm) And Len(Trim(ls_StringParm)) > 0 Then
	p_qrcode.PictureName = ls_StringParm
End If

end event

type p_qrcode from picture within w_qrcode
integer x = 9
integer width = 946
integer height = 856
boolean originalsize = true
boolean focusrectangle = false
end type

forward

global type w_qrcode from window

end type

type p_qrcode from picture within w_qrcode

end type

end forward

global type w_qrcode from window

integer width = 974

integer height = 948

boolean titlebar = true

string title = "QRCode"

boolean controlmenu = true

windowtype windowtype = response!

long backcolor = 67108864

string icon = "AppIcon!"

boolean center = true

p_qrcode p_qrcode

end type

global w_qrcode w_qrcode

on w_qrcode.create

this.p_qrcode=create p_qrcode

this.Control[]={this.p_qrcode}

end on

on w_qrcode.destroy

destroy(this.p_qrcode)

end on

event open;String ls_StringParm

ls_StringParm = Message.StringParm

If Not IsNull(ls_StringParm) And Len(Trim(ls_StringParm)) > 0 Then

p_qrcode.PictureName = ls_StringParm

End If

end event

type p_qrcode from picture within w_qrcode

integer x = 9

integer width = 946

integer height = 856

boolean originalsize = true

boolean focusrectangle = false

end type

w_main from window

forward
global type w_main from window
end type
type p_add from picture within w_main
end type
end forward

global type w_main from window
integer width = 2633
integer height = 2372
boolean titlebar = true
string title = "OTP Two Factor Authentication ( 2FA )"
boolean controlmenu = true
boolean minbox = true
boolean maxbox = true
long backcolor = 67108864
string icon = "AppIcon!"
boolean center = true
p_add p_add
end type
global w_main w_main

type variables
uo_otp iuo_otp[]
uo_otp iuo_otpnull[]

end variables
forward prototypes
public subroutine of_loadotp ()
end prototypes

public subroutine of_loadotp ();//remove objects
Int li_r
For li_r = 1 To UpperBound (iuo_otp)
	If IsValid( iuo_otp[li_r] ) Then
		This.CloseUserObject ( iuo_otp[li_r] )
	End If
Next

//reset
iuo_otp[] = iuo_otpnull[]

// add otp
If FileExists("data.xml" ) Then
	datastore lds
	lds = Create datastore
	lds.DataObject = "d_data"
	lds.ImportFile( "data.xml")
	If lds.RowCount() > 0 Then
		Int li_row, li_optrow, li_optcolumn
		Long lx, ly
		li_optrow = -1
		For li_row = 1 To lds.RowCount()
			
			iuo_otp[li_row] = Create uo_otp
			String ls_appname, ls_account, ls_key, ls_base
			Boolean lb_keytypebase32
			ls_appname = lds.GetItemString(li_row, "appname")
			ls_account = lds.GetItemString(li_row, "account")
			ls_key = lds.GetItemString(li_row, "key")
			ls_base = lds.GetItemString(li_row, "base")
			
			If ls_base = "1" Then
				lb_keytypebase32 = True
			Else
				lb_keytypebase32 = False
			End If
			
			iuo_otp[li_row].of_ini (ls_key, ls_appname,ls_account, lb_keytypebase32)
			iuo_otp[li_row].Border = True
			
			
			If Mod(li_row,2) = 0 Then
				li_optcolumn = 1
			Else
				li_optcolumn = 0
				li_optrow += 1
			End If
			lx = li_optcolumn * iuo_otp[li_row].Width  + ((li_optcolumn  + 1 )* 50)
			ly = li_optrow * ( iuo_otp[li_row].Height + 50) + 50
			
			This.OpenUserObject(iuo_otp[li_row], lx, ly)
		Next
	End If
End If




end subroutine

on w_main.create
this.p_add=create p_add
this.Control[]={this.p_add}
end on

on w_main.destroy
destroy(this.p_add)
end on

event resize;p_add.x = this.width - p_add.width - 60
p_add.y = this.height - p_add.height - 140
end event

event open;of_loadotp()
end event

type p_add from picture within w_main
integer x = 2341
integer y = 2076
integer width = 229
integer height = 180
string pointer = "HyperLink!"
string picturename = "add.bmp"
boolean border = true
borderstyle borderstyle = styleraised!
boolean map3dcolors = true
end type

event clicked;Open(w_add)
of_loadotp( )

end event

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forward

global type w_main from window

end type

type p_add from picture within w_main

end type

end forward

global type w_main from window

integer width = 2633

integer height = 2372

boolean titlebar = true

string title = "OTP Two Factor Authentication ( 2FA )"

boolean controlmenu = true

boolean minbox = true

boolean maxbox = true

long backcolor = 67108864

string icon = "AppIcon!"

boolean center = true

p_add p_add

end type

global w_main w_main

type variables

uo_otp iuo_otp[]

uo_otp iuo_otpnull[]

end variables

forward prototypes

public subroutine of_loadotp ()

end prototypes

public subroutine of_loadotp ();//remove objects

Int li_r

For li_r = 1 To UpperBound (iuo_otp)

If IsValid( iuo_otp[li_r] ) Then

This.CloseUserObject ( iuo_otp[li_r] )

End If

//reset

iuo_otp[] = iuo_otpnull[]

// add otp

If FileExists("data.xml" ) Then

datastore lds

lds = Create datastore

lds.DataObject = "d_data"

lds.ImportFile( "data.xml")

If lds.RowCount() > 0 Then

Int li_row, li_optrow, li_optcolumn

Long lx, ly

li_optrow = -1

For li_row = 1 To lds.RowCount()

iuo_otp[li_row] = Create uo_otp

String ls_appname, ls_account, ls_key, ls_base

Boolean lb_keytypebase32

ls_appname = lds.GetItemString(li_row, "appname")

ls_account = lds.GetItemString(li_row, "account")

ls_key = lds.GetItemString(li_row, "key")

ls_base = lds.GetItemString(li_row, "base")

If ls_base = "1" Then

lb_keytypebase32 = True

Else

lb_keytypebase32 = False

End If

iuo_otp[li_row].of_ini (ls_key, ls_appname,ls_account, lb_keytypebase32)

iuo_otp[li_row].Border = True

If Mod(li_row,2) = 0 Then

li_optcolumn = 1

Else

li_optcolumn = 0

li_optrow += 1

End If

lx = li_optcolumn * iuo_otp[li_row].Width + ((li_optcolumn + 1 )* 50)

ly = li_optrow * ( iuo_otp[li_row].Height + 50) + 50

This.OpenUserObject(iuo_otp[li_row], lx, ly)

End If

end subroutine

on w_main.create

this.p_add=create p_add

this.Control[]={this.p_add}

end on

on w_main.destroy

destroy(this.p_add)

end on

event resize;p_add.x = this.width - p_add.width - 60

p_add.y = this.height - p_add.height - 140

end event

event open;of_loadotp()

end event

type p_add from picture within w_main

integer x = 2341

integer y = 2076

integer width = 229

integer height = 180

string pointer = "HyperLink!"

string picturename = "add.bmp"

boolean border = true

borderstyle borderstyle = styleraised!

boolean map3dcolors = true

end type

event clicked;Open(w_add)

of_loadotp( )

end event

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Tutorial And Tips & Tricks.

OTP Two Factor Authentication( 2FA ) Using PowerBuilder

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