我知道已经很晚了，但是如果您想要一个起点，那么这个答案可以为您提供帮助:

I know it's quite late, but if you want a starting point, this answer could help you: Answer.

此外，现在有许多助手在Android中使用libsodium，例如以下github项目: Robosodium .

Also, now there are many helpers to use libsodium in Android, like this github project: Robosodium.