If no message string is provided, snow attempts to extract a message from the input file. The result is written to the output file or standard output. Options -C Compress the data if concealing, or uncompress it if extracting. If not set, the program reports statistics such as compression percentages and amount of available storage space used. Report on the approximate amount of space available for hidden message in the text file.
Line length is taken into account, but other options are ignored.
If this is set, the data will be encrypted with this password during concealment, or decrypted during extraction. When appending whitespace, snow will always produce lines shorter than this value. By default it is set to 80. The contents of this file will be concealed in the input text file. The contents of this string will be concealed in the input text file.