# Module m_captcha::cache::messages [−] [src]

Messages that can be sent to cache data structures implementing Save

## Structs

CachePoW | Message to cache PoW difficulty factor and string
CachePoWBuilder | Builder for `CachePoW`.
CacheResult | Message to cache captcha result and the captcha key for which it was generated
CacheResultBuilder | Builder for `CacheResult`.
CachedPoWConfig |
DeleteCaptchaResult | Message to delete cached capthca result when it expires
DeletePoW | Message to delete cached PoW difficulty factor and string when they expire
RetrivePoW | Message to retrive the the difficulty factor for the specified string from the cache
VerifyCaptchaResult | Message to verify captcha result against the stored captcha key