Imports code.google.com/p/log4go github.com/Terry-Mao/goconf github.com/Terry-Mao/goim/libs/crypto/padding github.com/Terry-Mao/goim/libs/crypto/rsa github.com/Terry-Mao/goim/libs/perf Standard library imports bufio crypto/aes crypto/cipher crypto/rand crypto/rsa crypto/sha256 encoding/binary flag io/ioutil net os runtime time