using?System;
using?System.Collections.Generic;
using?System.Text;

namespace?AES
{
????class?Decryption
????{
????????private?static?char[]?alphabet?={?‘0‘?‘1‘?‘2‘?‘3‘?‘4‘?‘5‘?‘6‘?‘7‘?‘8‘?‘9‘?‘a‘?‘b‘?‘c‘?‘d‘?‘e‘?‘f‘?};
????????public?static?int[]?Getdecryption（string?str?int[]?key）
????????{
????????????int[]?cipherkey?=?new?int[16];
????????????str?=?str.ToLower（）;
????????????char[]?ch?=?str.ToCharArray（）;

????????????int[]?cipher=?new?int[str.Length?/?32?16];
????????????int[]?plian?=?new?int[str.Length?/?32?16];
????????????int[]?plaintext?=?new?int[16];

????????????StringBuilder?s?=?new?StringBuilder（100000）;
????????????for?（int?i?=?0;?i?????????????{
????????????????for?（int?j?=?3;?j?>=?0;?j--）
????????????????{
????????????????????s?=?s.Append（Decryption.GetNum（ch[i]）?>>?j?&?1）;
????????????????}
????????????}
????????????for?（int?i?=?0;?i?????????????{
????????????????for?（int?j?=?0;?j?????????????????????cipher[i?j]?=?Convert.ToInt32（s.ToString（j?*?8?+?i?*?128?8）?2）;
????????????}

????????????EncryptionForm?encryForm?=?new?EncryptionForm（）;
????????????encryForm.Show（）;
????????????for?（int?i?=0;?i????????????{
????????????????for?（int?h?=?0;?h?????????????????{
????????????????????cipherkey[h]?=?key[key.GetLength（0）-1?h];
????????????????????plaintext[h]?=?cipher[i?h];
????????????????}
????????????????encryForm.SetText（“密鑰：“?cipherkey）;
????????????????plaintext?=?AddRoundKey（plaintext?cipherkey）;
????????????????encryForm.SetText（“InvAddRoundKey:“plaintext）;
????????????????encryForm.Set（）;
????????????????for?（int?j?=?key.GetLength（0）-2;?j>0;?j--）
????????????????{
????????????????????for?（int?h?=?0;?h?????????????????????{
????????????????????????cipherkey[h]?=?key[j?h];
????????????????????}
????????????????????for?（int?h?=?0;?h?????????????????????{
????????????????????????plaintext[h]?=?SubBytes.GetByteSub（plaintext[h]）;
????????????????????}
????????????????????encryForm.SetText（“InvSubBytes:“?plaintext）;
????????????????????plaintext?=?InvShiftRows（plaintext）;
????????????????????encryForm.SetText（“InvShiftRows:“?plaintext）;
????????????????????plaintext?=?MixColumn.InvMixColumn（plaintext）;
????????????????????encryForm.SetText（“InvMixColumn:“?plaintext）;
????????????????????encryForm.SetText（“輪密鑰：“?cipherkey）;
????????????????????plaintext?=?AddRoundKey（plaintext?cipherkey）;
????????????????????encryForm.SetText（“InvAddRoundKey:“?plaintext）;
????????????????????encryForm.Set（）;
????????????????}
????????????????for?（int?h?=?0;?h?????????????????{
????????????????????cipherkey[h]?=?key[0?h];
????????????????}
????????????????for?（int?h?=?0;?h?????????????????{
????????????????????plaintext[h]?=?SubBytes.GetByteSub（plaintext[h]）;
????????????????}
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????4592??2009-10-26?18:38??AES中文\AES\AES.csproj

?????文件??????14458??2009-10-26?18:38??AES中文\AES\AES.ico

?????文件??????98304??2009-12-19?19:41??AES中文\AES\bin\Debug\AES.exe

?????文件?????108032??2009-12-19?19:41??AES中文\AES\bin\Debug\AES.pdb

????.......??????5632??2009-10-26?18:38??AES中文\AES\bin\Debug\AES.vshost.exe

?????文件?????516234??2009-10-26?18:38??AES中文\AES\bin\Debug\IrisSkin2.DLL

?????文件??????15899??2009-10-26?18:38??AES中文\AES\bin\Debug\MP10.ssk

?????文件???????4655??2009-10-26?18:38??AES中文\AES\Decryption.cs

?????文件???????4080??2009-10-27?14:57??AES中文\AES\Encryption.cs

?????文件???????1307??2009-10-26?18:38??AES中文\AES\EncryptionForm.cs

?????文件???????2992??2009-10-26?18:38??AES中文\AES\EncryptionForm.Designer.cs

?????文件??????27800??2009-10-26?18:38??AES中文\AES\EncryptionForm.resx

?????文件???????2674??2009-10-27?14:59??AES中文\AES\KeyExpansion.cs

?????文件???????1341??2009-10-26?18:38??AES中文\AES\KeyExpansionForm.cs

?????文件???????2934??2009-10-26?18:38??AES中文\AES\KeyExpansionForm.Designer.cs

?????文件??????27800??2009-10-26?18:38??AES中文\AES\KeyExpansionForm.resx

?????文件??????11007??2009-12-19?19:41??AES中文\AES\MainForm.cs

?????文件??????19629??2009-12-19?19:41??AES中文\AES\MainForm.Designer.cs

?????文件??????28198??2009-12-19?19:41??AES中文\AES\MainForm.resx

?????文件???????6164??2009-10-26?18:38??AES中文\AES\MixColumn.cs

?????文件???????2808??2009-12-19?19:41??AES中文\AES\obj\AES.csproj.FileListAbsolute.txt

?????文件???????1039??2009-12-19?19:41??AES中文\AES\obj\Debug\AES.csproj.GenerateResource.Cache

?????文件??????15024??2009-10-26?18:38??AES中文\AES\obj\Debug\AES.EncryptionForm.resources

?????文件??????98304??2009-12-19?19:41??AES中文\AES\obj\Debug\AES.exe

?????文件??????15024??2009-10-26?18:38??AES中文\AES\obj\Debug\AES.KeyExpansionForm.resources

?????文件??????15024??2009-12-19?19:41??AES中文\AES\obj\Debug\AES.MainForm.resources

?????文件?????108032??2009-12-19?19:41??AES中文\AES\obj\Debug\AES.pdb

?????文件????????180??2009-10-26?19:14??AES中文\AES\obj\Debug\AES.Properties.Resources.resources

?????文件???????9842??2009-10-26?19:14??AES中文\AES\obj\Debug\ResolveAssemblyReference.cache

?????文件????????465??2009-10-26?18:38??AES中文\AES\Program.cs

............此處省略23個文件信息