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integration #1

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13 changes: 8 additions & 5 deletions AES.lua
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@

require'Class'
BaseFun_AES = Class("AES");

function BaseFun_AES:ctor()
Expand Down Expand Up @@ -262,17 +263,17 @@ function BaseFun_AES:encrypt(plain , pPos , cipher , cPos)
self:shift_sub_rows(s1);
self:copy_and_key(cipher , cPos , s1 , 1 , self.key_sched , 1 + (self.round * self.N_BLOCK));
end
function BaseFun_AES:decrypt(plain , pPos , cipher , cPos)
function BaseFun_AES:decrypt(cipher , pPos , plain , cPos)
local r , s1 , s2;
s1 = {};
s2 = {};
self:copy_and_key(s1 , 1 , plain , pPos , self.key_sched , 1 + (self.round * self.N_BLOCK));
self:copy_and_key(s1 , 1 , cipher , pPos , self.key_sched , 1 + (self.round * self.N_BLOCK));
self:inv_shift_sub_rows(s1);
for r = self.round - 1 , 1 , -1 do
self:copy_and_key(s2 , 1 , s1 , 1 , self.key_sched , 1 + (r * self.N_BLOCK));
self:inv_mix_sub_columns(s1 , s2);
end
self:copy_and_key(cipher , cPos , s1 , 1 , self.key_sched , 1);
self:copy_and_key(plain , cPos , s1 , 1 , self.key_sched , 1);
end
function BaseFun_AES.GetStringList(strBytes)
local i , List;
Expand All @@ -297,7 +298,7 @@ function BaseFun_AES.GetStringKey(strKey)
if i <= nLen then
List[i] = string.byte(strKey , i);
else
List[i] = 0; -- �����
List[i] = 0; -- 零填充
end
end
return List;
Expand All @@ -315,7 +316,7 @@ function BaseFun_AES:GetBlockList(strData)
if i <= nLen then
List[i] = string.byte(strData , i);
else
List[i] = 0; -- �����
List[i] = 0; -- 零填充
end
end
return List;
Expand Down Expand Up @@ -400,3 +401,5 @@ function BaseFun_AES:cbc_EncryptDecrypt(strData , strKey , strIV , bEncrypt)
return table.concat(txtList);
-- return string.char(table.unpack(reList));
end

return BaseFun_AES
14 changes: 7 additions & 7 deletions Class.lua
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@

-- ��Ĭ�ϳ�ʼ������ ctor ��Ϊ���ʼ����ʱʹ�ã��Ҵ���ʱ��Ȼ�ᱻ���ã�ctor�����������ڴ�������ʱ����Ĭ�ϱ���
-- �������ʼ��ʱ������ͨ������ǰ��˫�»���"__"��ʽ���ø�����󲢵������е��Զ����ʼ�����������ݲ���
-- ���� ������ �������б�
-- 类默认初始化函数 ctor 仅为类初始对象时使用，且创建时必然会被调用，ctor函数可用来在创建对象时构建默认变量
-- 在子类初始化时，可以通过类名前加双下划线"__"显式引用父类对象并调用其中的自定义初始化函数来传递参数
-- 参数 ：类名 ，父类列表
function Class(className, ...)
if type(className) ~= "string" then
error("class name must string type");
Expand All @@ -11,7 +11,7 @@ function Class(className, ...)
end
function cls:__ctor() -- On Init
self["__" .. className] = cls;
-- �����ʼ��
-- 父类初始化
if cls.__supers ~= nil then
local k,super;
for k,super in pairs(cls.__supers) do
Expand All @@ -20,14 +20,14 @@ function Class(className, ...)
end
end
end
-- ��ʼ��
-- 初始化
cls.ctor(self);
end
local supers = {...};
local k,super;
for k,super in ipairs(supers) do
if type(super) == "table" then
-- ���Ӹ��б�
-- 附加父列表
if super.__isClass and type(super.__className) == "string" then
cls.__supers = cls.__supers or {};
cls.__supers[super.__className] = super;
Expand Down Expand Up @@ -58,7 +58,7 @@ function Class(className, ...)
local instance = obj or {};
setmetatable(instance, {__index = self});
instance.__class = self;
instance:__ctor(); -- ��ʼ������
instance:__ctor(); -- 初始化调用
return instance;
end
return cls;
Expand Down
93 changes: 2 additions & 91 deletions README.md
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@@ -1,94 +1,5 @@
# lua-AES

测试代码：
纯Lua实现，使用Lua 5.3，支持128/192/256bit、EBC/CBC、NonePadding，AES。

AES_obj = AES:new();

local i , buf , buf2 , bComplete;

-- 使用 Crypto++ Library 8.2 的部分用例
AES_Key = {0x2B , 0x7E , 0x15 , 0x16 , 0x28 , 0xAE , 0xD2 , 0xA6 , 0xAB , 0xF7 , 0x15 , 0x88 , 0x09 , 0xCF , 0x4F , 0x3C};
AES_EData = {0x6B , 0xC1 , 0xBE , 0xE2 , 0x2E , 0x40 , 0x9F , 0x96 , 0xE9 , 0x3D , 0x7E , 0x11 , 0x73 , 0x93 , 0x17 , 0x2A , 0xAE , 0x2D , 0x8A , 0x57 , 0x1E , 0x03 , 0xAC , 0x9C , 0x9E , 0xB7 , 0x6F , 0xAC , 0x45 , 0xAF , 0x8E , 0x51 , 0x30 , 0xC8 , 0x1C , 0x46 , 0xA3 , 0x5C , 0xE4 , 0x11 , 0xE5 , 0xFB , 0xC1 , 0x19 , 0x1A , 0x0A , 0x52 , 0xEF , 0xF6 , 0x9F , 0x24 , 0x45 , 0xDF , 0x4F , 0x9B , 0x17 , 0xAD , 0x2B , 0x41 , 0x7B , 0xE6 , 0x6C , 0x37 , 0x10};
AES_DData = {0x3A , 0xD7 , 0x7B , 0xB4 , 0x0D , 0x7A , 0x36 , 0x60 , 0xA8 , 0x9E , 0xCA , 0xF3 , 0x24 , 0x66 , 0xEF , 0x97 , 0xF5 , 0xD3 , 0xD5 , 0x85 , 0x03 , 0xB9 , 0x69 , 0x9D , 0xE7 , 0x85 , 0x89 , 0x5A , 0x96 , 0xFD , 0xBA , 0xAF , 0x43 , 0xB1 , 0xCD , 0x7F , 0x59 , 0x8E , 0xCE , 0x23 , 0x88 , 0x1B , 0x00 , 0xE3 , 0xED , 0x03 , 0x06 , 0x88 , 0x7B , 0x0C , 0x78 , 0x5E , 0x27 , 0xE8 , 0xAD , 0x3F , 0x82 , 0x23 , 0x20 , 0x71 , 0x04 , 0x72 , 0x5D , 0xD4};

Msg("Test original:");
AES_obj:set_key(AES_Key , 16);
buf = {};
for i = 1 , 64 , 16 do
AES_obj:encrypt(AES_EData , i , buf , i);
end
-- Msg(string.format("dl:%d bl:%d" , #AES_EData , #buf));
bComplete = true;
for i = 1 , 64 do
if AES_DData[i] ~= buf[i] then
bComplete = false;
Msg(string.format("encrypt err: %d , %02x , %02x" , i , AES_DData[i] , buf[i]));
break;
end
end
if bComplete then
Msg("encrypt complet");
else
Msg("encrypt Data:" .. sys.Convert(buf , T_Convert.HexText));
end
buf2 = {};
for i = 1 , 64 , 16 do
AES_obj:decrypt(AES_DData , i , buf2 , i);
end
bComplete = true;
for i = 1 , 64 do
if AES_EData[i] ~= buf2[i] then
bComplete = false;
Msg(string.format("decrypt err: %d , %02x , %02x" , i , AES_EData[i] , buf2[i]));
break;
end
end
if bComplete then
Msg("decrypt complet");
else
Msg("decrypt Data:" .. sys.Convert(buf2 , T_Convert.HexText));
end

Msg("Test ecb:");
buf = AES_obj:ecb_EncryptDecrypt(string.char(table.unpack(AES_EData)) , string.char(table.unpack(AES_Key)) , true);
if buf == string.char(table.unpack(AES_DData)) then
Msg("encrypt complet");
else
Msg("encrypt Data:" .. sys.Convert(buf , T_Convert.HexText));
end
buf2 = AES_obj:ecb_EncryptDecrypt(buf , string.char(table.unpack(AES_Key)) , false);
if buf2 == string.char(table.unpack(AES_EData)) then
Msg("decrypt complet");
else
Msg("decrypt Data:" .. sys.Convert(buf2 , T_Convert.HexText));
end

-- 默认 IV:1
AES_IV = {0x01 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x01 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00};
Msg("Test cbc:");
buf = AES_obj:cbc_EncryptDecrypt(string.char(table.unpack(AES_EData)) , string.char(table.unpack(AES_Key)) , string.char(table.unpack(AES_IV)) , true);
buf2 = AES_obj:cbc_EncryptDecrypt(buf , string.char(table.unpack(AES_Key)) , string.char(table.unpack(AES_IV)) , false);
if buf2 == string.char(table.unpack(AES_EData)) then
Msg("complet");
else
Msg("Data:" .. sys.Convert(buf2 , T_Convert.HexText));
end

AES_IV = {0x00 , 0x01 , 0x02 , 0x03 , 0x04 , 0x05 , 0x06 , 0x07 , 0x08 , 0x09 , 0x0A , 0x0B , 0x0C , 0x0D , 0x0E , 0x0F};
AES_Key = {0x2B , 0x7E , 0x15 , 0x16 , 0x28 , 0xAE , 0xD2 , 0xA6 , 0xAB , 0xF7 , 0x15 , 0x88 , 0x09 , 0xCF , 0x4F , 0x3C};
AES_EData = {0x6B , 0xC1 , 0xBE , 0xE2 , 0x2E , 0x40 , 0x9F , 0x96 , 0xE9 , 0x3D , 0x7E , 0x11 , 0x73 , 0x93 , 0x17 , 0x2A , 0xAE , 0x2D , 0x8A , 0x57 , 0x1E , 0x03 , 0xAC , 0x9C , 0x9E , 0xB7 , 0x6F , 0xAC , 0x45 , 0xAF , 0x8E , 0x51 , 0x30 , 0xC8 , 0x1C , 0x46 , 0xA3 , 0x5C , 0xE4 , 0x11 , 0xE5 , 0xFB , 0xC1 , 0x19 , 0x1A , 0x0A , 0x52 , 0xEF , 0xF6 , 0x9F , 0x24 , 0x45 , 0xDF , 0x4F , 0x9B , 0x17 , 0xAD , 0x2B , 0x41 , 0x7B , 0xE6 , 0x6C , 0x37 , 0x10};
AES_DData = {0x76 , 0x49 , 0xAB , 0xAC , 0x81 , 0x19 , 0xB2 , 0x46 , 0xCE , 0xE9 , 0x8E , 0x9B , 0x12 , 0xE9 , 0x19 , 0x7D , 0x50 , 0x86 , 0xCB , 0x9B , 0x50 , 0x72 , 0x19 , 0xEE , 0x95 , 0xDB , 0x11 , 0x3A , 0x91 , 0x76 , 0x78 , 0xB2 , 0x73 , 0xBE , 0xD6 , 0xB8 , 0xE3 , 0xC1 , 0x74 , 0x3B , 0x71 , 0x16 , 0xE6 , 0x9E , 0x22 , 0x22 , 0x95 , 0x16 , 0x3F , 0xF1 , 0xCA , 0xA1 , 0x68 , 0x1F , 0xAC , 0x09 , 0x12 , 0x0E , 0xCA , 0x30 , 0x75 , 0x86 , 0xE1 , 0xA7};
Msg("Test cbc2:");
buf = AES_obj:cbc_EncryptDecrypt(string.char(table.unpack(AES_EData)) , string.char(table.unpack(AES_Key)) , string.char(table.unpack(AES_IV)) , true);
if buf == string.char(table.unpack(AES_DData)) then
Msg("encrypt complet");
else
Msg("encrypt Data:" .. sys.Convert(buf , T_Convert.HexText));
end
buf2 = AES_obj:cbc_EncryptDecrypt(buf , string.char(table.unpack(AES_Key)) , string.char(table.unpack(AES_IV)) , false);
if buf2 == string.char(table.unpack(AES_EData)) then
Msg("decrypt complet");
else
Msg("decrypt Data:" .. sys.Convert(buf2 , T_Convert.HexText));
end

使用详见`test.lua`。
72 changes: 72 additions & 0 deletions test.lua
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local AES=require'AES'
local util=require'util'

local aes = AES:new()

local i , cipher_ByteList , plain_ByteList;

-- 使用 Crypto++ Library 8.2 的部分用例
local AES_Key = {0x2B , 0x7E , 0x15 , 0x16 , 0x28 , 0xAE , 0xD2 , 0xA6 , 0xAB , 0xF7 , 0x15 , 0x88 , 0x09 , 0xCF , 0x4F , 0x3C};
local Plain_ByteList = {0x6B , 0xC1 , 0xBE , 0xE2 , 0x2E , 0x40 , 0x9F , 0x96 , 0xE9 , 0x3D , 0x7E , 0x11 , 0x73 , 0x93 , 0x17 , 0x2A , 0xAE , 0x2D , 0x8A , 0x57 , 0x1E , 0x03 , 0xAC , 0x9C , 0x9E , 0xB7 , 0x6F , 0xAC , 0x45 , 0xAF , 0x8E , 0x51 , 0x30 , 0xC8 , 0x1C , 0x46 , 0xA3 , 0x5C , 0xE4 , 0x11 , 0xE5 , 0xFB , 0xC1 , 0x19 , 0x1A , 0x0A , 0x52 , 0xEF , 0xF6 , 0x9F , 0x24 , 0x45 , 0xDF , 0x4F , 0x9B , 0x17 , 0xAD , 0x2B , 0x41 , 0x7B , 0xE6 , 0x6C , 0x37 , 0x10};
local Cipher_ByteList = {0x3A , 0xD7 , 0x7B , 0xB4 , 0x0D , 0x7A , 0x36 , 0x60 , 0xA8 , 0x9E , 0xCA , 0xF3 , 0x24 , 0x66 , 0xEF , 0x97 , 0xF5 , 0xD3 , 0xD5 , 0x85 , 0x03 , 0xB9 , 0x69 , 0x9D , 0xE7 , 0x85 , 0x89 , 0x5A , 0x96 , 0xFD , 0xBA , 0xAF , 0x43 , 0xB1 , 0xCD , 0x7F , 0x59 , 0x8E , 0xCE , 0x23 , 0x88 , 0x1B , 0x00 , 0xE3 , 0xED , 0x03 , 0x06 , 0x88 , 0x7B , 0x0C , 0x78 , 0x5E , 0x27 , 0xE8 , 0xAD , 0x3F , 0x82 , 0x23 , 0x20 , 0x71 , 0x04 , 0x72 , 0x5D , 0xD4};

print("Basic Test:")
aes:set_key(AES_Key , 16)
cipher_ByteList = {};
for i = 1 , 64 , 16 do
aes:encrypt(Plain_ByteList , i , cipher_ByteList , i)
end
assert(#Plain_ByteList == #cipher_ByteList,
string.format("dl:%d bl:%d" , #Plain_ByteList , #cipher_ByteList))

for i = 1 , 64 do
assert(Cipher_ByteList[i] == cipher_ByteList[i],
string.format("encrypt err: %d , %02x , %02x\n cipher_ByteList: %s" , i , Cipher_ByteList[i] , cipher_ByteList[i] , util.toHexString(cipher_ByteList)))
end
print("encrypt complet")
----------------

plain_ByteList = {};
for i = 1 , 64 , 16 do
aes:decrypt(Cipher_ByteList , i , plain_ByteList , i)
end
for i = 1 , 64 do
assert(Plain_ByteList[i] == plain_ByteList[i],
string.format("decrypt err: %d , %02x , %02x\n plain_ByteList: %s" , i , Plain_ByteList[i] , plain_ByteList[i] , util.toHexString(plain_ByteList)))
end
print("decrypt complet")
----------------
print''

print"Advance Test:"
local ciyher_Str,plain_Str
print("Test ecb:")
ciyher_Str = aes:ecb_EncryptDecrypt(util.byteListToString(Plain_ByteList) , util.byteListToString(AES_Key) , true)
assert(ciyher_Str == util.byteListToString(Cipher_ByteList), string.format('ciyher_str in byte list: %s', util.toHexString(ciyher_Str)))
print("encrypt complet")

plain_Str = aes:ecb_EncryptDecrypt(ciyher_Str , util.byteListToString(AES_Key) , false)
assert(plain_Str == util.byteListToString(Plain_ByteList), string.format('plain_str in byte list: %s', util.toHexString(plain_Str)))
print("decrypt complet")

local AES_IV = {0x01 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x01 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00};
print("Test cbc:")
ciyher_Str = aes:cbc_EncryptDecrypt(util.byteListToString(Plain_ByteList) , util.byteListToString(AES_Key) , util.byteListToString(AES_IV) , true)
plain_Str = aes:cbc_EncryptDecrypt(ciyher_Str , util.byteListToString(AES_Key) , util.byteListToString(AES_IV) , false)
assert(plain_Str == util.byteListToString(Plain_ByteList), string.format('plain_str in byte list: %s', util.toHexString(plain_Str)))
print'encrypt & decrypt complet'


print("Test cbc2:")
local AES_IV = {0x00 , 0x01 , 0x02 , 0x03 , 0x04 , 0x05 , 0x06 , 0x07 , 0x08 , 0x09 , 0x0A , 0x0B , 0x0C , 0x0D , 0x0E , 0x0F};
local Cipher_ByteList = {0x76 , 0x49 , 0xAB , 0xAC , 0x81 , 0x19 , 0xB2 , 0x46 , 0xCE , 0xE9 , 0x8E , 0x9B , 0x12 , 0xE9 , 0x19 , 0x7D , 0x50 , 0x86 , 0xCB , 0x9B , 0x50 , 0x72 , 0x19 , 0xEE , 0x95 , 0xDB , 0x11 , 0x3A , 0x91 , 0x76 , 0x78 , 0xB2 , 0x73 , 0xBE , 0xD6 , 0xB8 , 0xE3 , 0xC1 , 0x74 , 0x3B , 0x71 , 0x16 , 0xE6 , 0x9E , 0x22 , 0x22 , 0x95 , 0x16 , 0x3F , 0xF1 , 0xCA , 0xA1 , 0x68 , 0x1F , 0xAC , 0x09 , 0x12 , 0x0E , 0xCA , 0x30 , 0x75 , 0x86 , 0xE1 , 0xA7};

ciyher_Str = aes:cbc_EncryptDecrypt(util.byteListToString(Plain_ByteList) , util.byteListToString(AES_Key) , util.byteListToString(AES_IV) , true)
assert(ciyher_Str == util.byteListToString(Cipher_ByteList), string.format('ciyher_str in byte list: %s', util.toHexString(ciyher_Str)))
plain_Str = aes:cbc_EncryptDecrypt(ciyher_Str , util.byteListToString(AES_Key) , util.byteListToString(AES_IV) , false)
assert(plain_Str == util.byteListToString(Plain_ByteList), string.format('plain_str in byte list: %s', util.toHexString(plain_Str)))
print'encrypt & decrypt complet'
----------------
print''

print'finished'
33 changes: 33 additions & 0 deletions util.lua
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local public={}
local private={}

function private.bytesToHex(bytes)
local hexBytes = "";

for i,byte in ipairs(bytes) do
hexBytes = hexBytes .. string.format("%02x ", byte);
end

return hexBytes;
end

function public.toHexString(data)
local type = type(data);
if (type == "number") then
return string.format("%08x",data);
elseif (type == "table") then
return private.bytesToHex(data);
elseif (type == "string") then
local bytes = {string.byte(data, 1, #data)};

return private.bytesToHex(bytes);
else
return data;
end
end

function public.byteListToString(byteList)
return string.char(table.unpack(byteList))
end

return public