s3tools/s3cmd — pull request #12 by firstclown (2011-11-08 13:32:48+00:00)
Title: Adding encryption to sync command

I added encryption to the sync command by storing extra metadata for encrypted files, the original file's md5 and the original file's size. There needs to be a HEAD call on every resource now for a sync, but it shouldn't happen on a straight get or put.