# Functions
GetDeadlineOfIBS get deadline of child key by public address.
GetHash get data hash.
GetPublicKey 通过私钥获得公钥.
LoadWallet 从文件中加载钱包信息.
NewChildPrivateKeyOfIBS create child key of the address,time(ms).
NewPrivateKey 获取一个随机的私钥.
PublicKeyToAddress 将公钥转成钱包地址.
Recover 通过签名信息,提取钱包地址.
SaveWallet 将私钥信息和地址保存到文件中.
Sign 用私钥对msg进行签名.
# Constants
AddressLength address length.
EAddrTypeDefault the type of default public address.
EAddrTypeIBS identity-based signature 基于身份的签名,不同时间,使用不同私钥签名(签名时间是消息的前8个字节).
SignLen default length of sign.
TimeDuration EAddrTypeIBS的子私钥有效时间,一个月.