// Package encryption copy and modify from xray-core
// https://github.com/XTLS/Xray-core/commit/f61c14e9c63dc41a8a09135db3aea337974f3f37
// https://github.com/XTLS/Xray-core/commit/3e19bf9233bdd9bafc073a71c65b737cc1ffba5e
// https://github.com/XTLS/Xray-core/commit/7ffb555fc8ec51bd1e3e60f26f1d6957984dba80
// https://github.com/XTLS/Xray-core/commit/ec1cc35188c1a5f38a2ff75e88b5d043ffdc59da
// https://github.com/XTLS/Xray-core/commit/5c611420487a92f931faefc01d4bf03869f477f6
// https://github.com/XTLS/Xray-core/commit/23d7aad461d232bc5bed52dd6aaa731ecd88ad35
// https://github.com/XTLS/Xray-core/commit/3c20bddfcfd8999be5f9a2ac180dc959950e4c61
// https://github.com/XTLS/Xray-core/commit/1720be168fa069332c418503d30341fc6e01df7f
// https://github.com/XTLS/Xray-core/commit/0fd7691d6b28e05922d7a5a9313d97745a51ea63
// https://github.com/XTLS/Xray-core/commit/09cc92c61d9067e0d65c1cae9124664ecfc78f43
// https://github.com/XTLS/Xray-core/commit/2807ee432a1fbeb301815647189eacd650b12a8b
package encryption