| 1234567891011121314 | unit TransFile;interface  function EncryptCommonFile(const ASourceFile, ATargetFile, Key: string): Boolean; stdcall; external 'TransFile.dll' name 'EncryptCommonFile';  function DecryptCommonFile(const ASourceFile, ATargetFile, Key: string): Boolean; stdcall; external 'TransFile.dll' name 'DecryptCommonFile';  function AutoEncryptFile(const ASourceFile, ATargetFile: string): Boolean; stdcall; external 'TransFile.dll' name 'AutoEncryptFile';  function AutoDecryptFile(const ASourceFile, ATargetFile: string): Boolean; stdcall; external 'TransFile.dll' name 'AutoDecryptFile';implementationend. 
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