AesEnvelope class
AES-CBC + PKCS7 信封，与后端 gochat-aes-v1 对齐。
使用 cryptography；Flutter 宿主依赖 cryptography_flutter 时走平台加速。
无 MAC（信封仅为 {iv,data}）。
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited