HashFile Method
Calculates a message digest over data contained in a file.
Syntax
QByteArray HashFile(const QString& qsSourceFile);
Remarks
This method calculates and returns a message digest over the data contained in file SourceFile. This is a quick way to calculate a hash over a file content in one go.
Error Handling
This method returns a Byte Array value; after it returns, call the GetLastErrorCode() method to obtain its 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.