From 6091ad2a2be3f8705e55915f37433e7145a8aaa7 Mon Sep 17 00:00:00 2001
From: "Y. T. Chung" <zonyitoo@gmail.com>
Date: Sun, 3 Jun 2018 02:23:27 +0800
Subject: [PATCH] Optimized aead encrypt code, uses buffer space directly
 without copy

---
 Cargo.lock                 | 111 +++++++++++++++++++------------------
 build/build-release        |   4 +-
 src/relay/tcprelay/aead.rs |  33 +++++------
 3 files changed, 72 insertions(+), 76 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index c3016020..8ce42a5c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -46,7 +46,7 @@ name = "atty"
 version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -58,7 +58,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace-sys 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -69,7 +69,7 @@ version = "0.1.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -147,7 +147,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bzip2-sys 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -156,7 +156,7 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -377,7 +377,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -386,7 +386,7 @@ name = "flate2"
 version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz-sys 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -395,7 +395,7 @@ name = "flate2"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz_oxide_c_api 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -449,7 +449,7 @@ name = "hostname"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -476,7 +476,7 @@ name = "iovec"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -486,10 +486,10 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "error-chain 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "socket2 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "socket2 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "widestring 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "winreg 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winreg 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -523,7 +523,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.41"
+version = "0.2.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -533,7 +533,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tar 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "unwrap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -589,7 +589,7 @@ name = "memchr"
 version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -603,7 +603,7 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -612,7 +612,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "adler32 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -622,7 +622,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz_oxide 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -636,7 +636,7 @@ dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -650,7 +650,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -697,7 +697,7 @@ version = "0.2.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -711,7 +711,7 @@ name = "num_cpus"
 version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -721,24 +721,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "openssl"
-version = "0.10.8"
+version = "0.10.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl-sys 0.9.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl-sys 0.9.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.31"
+version = "0.9.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -792,7 +792,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -803,7 +803,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -828,7 +828,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -882,7 +882,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -926,7 +926,7 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.64"
+version = "1.0.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -936,7 +936,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -946,7 +946,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -964,13 +964,13 @@ dependencies = [
  "env_logger 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsodium-ffi 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "md-5 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "miscreant 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl 0.10.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl 0.10.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "qrcode 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -998,11 +998,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "socket2"
-version = "0.3.5"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1018,7 +1019,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1060,7 +1061,7 @@ version = "0.4.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "filetime 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "xattr 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1078,7 +1079,7 @@ name = "termion"
 version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1105,7 +1106,7 @@ name = "time"
 version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1184,7 +1185,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio-uds 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1244,7 +1245,7 @@ dependencies = [
 [[package]]
 name = "trust-dns-proto"
 version = "0.4.0"
-source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
+source = "git+https://github.com/bluejekyll/trust-dns#ebc131c12068a9928d485151e02b095dcefae656"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1254,7 +1255,7 @@ dependencies = [
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "socket2 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "socket2 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1267,7 +1268,7 @@ dependencies = [
 [[package]]
 name = "trust-dns-resolver"
 version = "0.9.0"
-source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
+source = "git+https://github.com/bluejekyll/trust-dns#ebc131c12068a9928d485151e02b095dcefae656"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1288,7 +1289,7 @@ dependencies = [
 [[package]]
 name = "trust-dns-rustls"
 version = "0.3.0"
-source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
+source = "git+https://github.com/bluejekyll/trust-dns#ebc131c12068a9928d485151e02b095dcefae656"
 dependencies = [
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustls 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1440,7 +1441,7 @@ dependencies = [
 
 [[package]]
 name = "winreg"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1468,7 +1469,7 @@ name = "xattr"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1550,7 +1551,7 @@ dependencies = [
 "checksum lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73"
 "checksum lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e6412c5e2ad9584b0b8e979393122026cdd6d2a80b933f890dcd694ddbe73739"
 "checksum lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a6f08839bc70ef4a3fe1d566d5350f519c5912ea86be0df1740a7d247c7fc0ef"
-"checksum libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)" = "ac8ebf8343a981e2fa97042b14768f02ed3e1d602eac06cae6166df3c8ced206"
+"checksum libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)" = "b685088df2b950fccadf07a7187c8ef846a959c142338a48f9dc0b94517eb5f1"
 "checksum libsodium-ffi 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "12aaa02009e30a59f4e1adab39dca446ea668efed9cb28128639fea07823791d"
 "checksum linked-hash-map 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7860ec297f7008ff7a1e3382d7f7e1dcd69efc94751a2284bafc3d013c2aa939"
 "checksum log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
@@ -1572,8 +1573,8 @@ dependencies = [
 "checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
 "checksum num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c51a3322e4bca9d212ad9a158a02abc6934d005490c054a2778df73a70aa0a30"
 "checksum opaque-debug 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d620c9c26834b34f039489ac0dfdb12c7ac15ccaf818350a64c9b5334a452ad7"
-"checksum openssl 0.10.8 (registry+https://github.com/rust-lang/crates.io-index)" = "736898acffb0e00a14d86c5b836aee2ca1c502efcf1c1b0d17a936dfc49ec47f"
-"checksum openssl-sys 0.9.31 (registry+https://github.com/rust-lang/crates.io-index)" = "a4d6a27d108b29befe1822d40e2e22f85518dac59acbf7f30fdc532f48fd0a77"
+"checksum openssl 0.10.9 (registry+https://github.com/rust-lang/crates.io-index)" = "a2517ad2c3c77ccbccc2b35fa5586cd675789964181cf66331dd1573a3ab795e"
+"checksum openssl-sys 0.9.32 (registry+https://github.com/rust-lang/crates.io-index)" = "55ab11bb4f1874c116d57ff27d8bfe8252dafc567384334b7c58339ad57e0010"
 "checksum percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
 "checksum pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)" = "110d5ee3593dbb73f56294327fe5668bcc997897097cbc76b51e7aed3f52452f"
 "checksum pmac 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0a82cc12454dc99354a9342c237149aec041ef16f618066d0a682df256b97714"
@@ -1597,12 +1598,12 @@ dependencies = [
 "checksum safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e27a8b19b835f7aea908818e871f5cc3a5a186550c30773be987e155e8163d8f"
 "checksum scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
 "checksum sct 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1137b767bbe1c4d30656993bdd97422ed41255d9400b105d735f8c7d9e800632"
-"checksum serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)" = "fba5be06346c5200249c8c8ca4ccba4a09e8747c71c16e420bd359a0db4d8f91"
+"checksum serde 1.0.65 (registry+https://github.com/rust-lang/crates.io-index)" = "5d47469df098fe8701d4da22680da5145e83801bdaaafea0cf91a180436fc343"
 "checksum serde_json 1.0.19 (registry+https://github.com/rust-lang/crates.io-index)" = "93aee34bb692dde91e602871bc792dd319e489c7308cdbbe5f27cf27c64280f5"
 "checksum serde_urlencoded 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e703cef904312097cfceab9ce131ff6bbe09e8c964a0703345a5f49238757bc1"
 "checksum slab 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fdeff4cd9ecff59ec7e3744cbca73dfe5ac35c2aedb2cfba8a1c715a18912e9d"
 "checksum smallvec 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "03dab98ab5ded3a8b43b2c80751194608d0b2aa0f1d46cf95d1c35e192844aa7"
-"checksum socket2 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ff606e0486e88f5fc6cfeb3966e434fb409abbc7a3ab495238f70a1ca97f789d"
+"checksum socket2 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "06dc9f86ee48652b7c80f3d254e3b9accb67a928c562c64d10d7b016d3d98dab"
 "checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
 "checksum subprocess 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4568d3ac4df6df0cbf2001e1f3f37276b925e9b07f0588cd6ee0b2174dd3cd"
 "checksum subtle 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c7a6bab57c3efd01ebd3d750f4244ae0af4cdd1fc505a7904a41603192b803c5"
@@ -1652,7 +1653,7 @@ dependencies = [
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 "checksum wincolor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "eeb06499a3a4d44302791052df005d5232b927ed1a9658146d842165c4de7767"
-"checksum winreg 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9338067aba07889a38beaad4dbb77fa2e62e87c423b770824b3bdf412874bd2c"
+"checksum winreg 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a27a759395c1195c4cc5cda607ef6f8f6498f64e78f7900f5de0a127a424704a"
 "checksum winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7daf138b6b14196e3830a588acf1e86966c694d3e8fb026fb105b8b5dca07e6e"
 "checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
 "checksum xattr 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "abb373b92de38a4301d66bec009929b4fb83120ea1c4a401be89dbe0b9777443"
diff --git a/build/build-release b/build/build-release
index 8e4a3624..544fddf5 100755
--- a/build/build-release
+++ b/build/build-release
@@ -76,7 +76,7 @@ if $BUILD_NIGHTLY; then
         /bin/bash -c \
         "sudo mkdir -p $CARGO_TARGET_DIR \
             && sudo rm -rf $CARGO_INSTALL_ROOT \
-            && cargo install -f --features miscreant \
+            && cargo install -f --features miscreant --path . \
             && sudo chown -R $LOCAL_USER $CARGO_INSTALL_ROOT";
 else
     docker run \
@@ -90,7 +90,7 @@ else
         /bin/bash -c \
         "sudo mkdir -p $CARGO_TARGET_DIR \
             && sudo rm -rf $CARGO_INSTALL_ROOT \
-            && cargo install -f \
+            && cargo install -f --path . \
             && sudo chown -R $LOCAL_USER $CARGO_INSTALL_ROOT";
 fi
 
diff --git a/src/relay/tcprelay/aead.rs b/src/relay/tcprelay/aead.rs
index b6423d3e..9e24598b 100644
--- a/src/relay/tcprelay/aead.rs
+++ b/src/relay/tcprelay/aead.rs
@@ -33,10 +33,11 @@
 //! ```
 
 use std::cmp;
-use std::io::{self, BufRead, Cursor, Read};
+use std::io::{self, BufRead, Read};
 use std::u16;
 
-use bytes::{Buf, BufMut, BytesMut};
+use byteorder::{BigEndian, ByteOrder};
+use bytes::{BufMut, BytesMut};
 use tokio_io::{AsyncRead, AsyncWrite};
 
 use crypto::{self, BoxAeadDecryptor, BoxAeadEncryptor, CipherType};
@@ -135,7 +136,7 @@ impl<R> DecryptedReader<R>
                 let len = {
                     let mut len_buf = [0u8; 2];
                     self.cipher.decrypt(&self.buffer[..], &mut len_buf)?;
-                    Cursor::new(len_buf).get_u16_be() as usize
+                    BigEndian::read_u16(&len_buf) as usize
                 };
 
                 if len > MAX_PACKET_SIZE {
@@ -278,28 +279,22 @@ impl<W> EncryptedWrite for EncryptedWriter<W>
 
     fn encrypt<B: BufMut>(&mut self, data: &[u8], buf: &mut B) -> io::Result<()> {
         // Data.Len is a 16-bit big-endian integer indicating the length of Data. It should be smaller than 0x3FFF.
-        assert!(data.len() <= MAX_PACKET_SIZE);
+        assert!(data.len() <= MAX_PACKET_SIZE,
+                "Buffer size too large, AEAD encryption protocol requires buffer to be smaller than 0x3FFF");
 
+        let output_length = self.buffer_size(data);
         let data_length = data.len() as u16;
 
-        let mut data_len_buf = BytesMut::with_capacity(2);
-        data_len_buf.put_u16_be(data_length);
+        let mut data_len_buf = [0u8; 2];
+        BigEndian::write_u16(&mut data_len_buf, data_length);
+
+        let output_length_size = 2 + self.tag_size;
+        self.cipher.encrypt(&data_len_buf, unsafe { &mut buf.bytes_mut()[..output_length_size] });
+        self.cipher.encrypt(data, unsafe { &mut buf.bytes_mut()[output_length_size..output_length] });
 
-        let mut encrypted_data_len = BytesMut::with_capacity(2 + self.tag_size);
         unsafe {
-            encrypted_data_len.set_len(2 + self.tag_size);
+            buf.advance_mut(output_length);
         }
-        self.cipher.encrypt(&data_len_buf, &mut encrypted_data_len);
-
-        buf.put(&encrypted_data_len);
-
-        let mut data_buf = BytesMut::with_capacity(data.len() + self.tag_size);
-        unsafe {
-            data_buf.set_len(data.len() + self.tag_size);
-        }
-        self.cipher.encrypt(data, &mut *data_buf);
-
-        buf.put(data_buf);
 
         Ok(())
     }