CreateLockFile takes the provided filePath and lockFilePath name to create a file lock.

NewHTTPDatabaseReader creates a Reader that downloads database updates via HTTP.

NewLocalFileDatabaseWriter create a LocalFileDatabaseWriter.

ZeroMD5 is the default value provided as an MD5 hash for a non-existent database.

HTTPDatabaseReader is a Reader that uses an HTTP client to retrieve databases.

LocalFileDatabaseWriter is a database.Writer that stores the database to the local file system.

Reader provides an interface for retrieving a database update and copying it into place.

Writer provides an interface for writing a database to a target location.