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Dll to decrypt the Biodata frames from StepOver Signature Device:

 

given elements:

1) Notray Private key

2) Encrypted AES key

3) Biodata   Buffer

 

 

Exported functions:

 

function  LoadPrivateKey(notarykeyFile:string):boolean; stdcall;

 

function  LoadDecryptedAESKey(keyFile:string) : boolean;stdcall;

 

function  SetEncryptedAESKey(DocHash:pointer; hashsize:integer;keybuffer:Pointer; keysize:Integer): boolean;stdcall;

 

function  SetDecryptedAESKey(keybuffer:Pointer; keysize:Integer): boolean;stdcall;

 

function  DecryptBiodataToFile(ptrEncData:Pointer; dataLen:Integer; FileName:string):Boolean; stdcall;

 

 

function  DecryptBiodataFrames(ptrEncData:Pointer; nFrames:Integer):Boolean; stdcall;

 

function  DecryptBiodataFrame(ptrEncData : Pointer):boolean; stdcall;

 

function  DecryptBiodataString(strEncData : pchar):Boolean; stdcall;

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