SetKeyParam Method
Sets an algorithm-specific key parameter.
Syntax
int SetKeyParam(const QString& qsName, const QByteArray& qbaValue);
Remarks
Use this method to set an algorithm-specific key parameter.
Error Handling
This method returns a result code; 0 indicates success, while a non-zero error code indicates that this method encountered an error during its execution. If an error occurs, the GetLastError() method can be called to retrieve the associated error message. (Note: This method's result code can also be obtained by calling the GetLastErrorCode() method after it returns.)