CryptoSys API Library Manual
Tdea.FileDecrypt Method (String, String, Byte[], Mode, Byte[])
Decrypt a file
Syntax
[C#]
public static int FileDecrypt(
string fileOut,
string fileIn,
byte[] key,
Mode mode,
byte[] iv
)
[VB.NET]
Public Shared Function FileDecrypt ( _
fileOut As String, _
fileIn As String, _
key As Byte(), _
mode As Mode, _
iv As Byte() _
) As Integer
Parameters
- fileOut
- Name of output file to be created or overwritten
- fileIn
- Name of input file
- key
- Key of exactly 24 bytes (192 bits)
- mode
- Type: Mode
Cipher Mode
- iv
- IV of exactly 8 bytes or null/Nothing for ECB mode
Return Value
Zero (0) if successful; otherwise it returns a nonzero
error code
Remarks
fileOut and fileIn must not be the same
See Also
VB6/C equivalent: TDEA_File
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