void SetDefault()
{
// IP
IP = new int[] {
58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4,
62, 54, 46, 38, 30, 22, 14, 6, 64, 56, 48, 40, 32, 24, 16, 8,
57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3,
61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7
};
for (int i = 0; i < IP.Length; i++)
{
IP[i]--;
}
//for (int i = 0; i < IP.Length; i++) textBox5.Text+= i+ " - "+ IP[i].ToString()+"\r\n";
// E
for (int i = 0; i < E.Length; i++)
{
E[i] = new Eobj();
}
E[0].a = 2; E[0].b = 48;
E[1].a = 3; E[1].b = -1;
E[2].a = 4; E[2].b = -1;
E[3].a = 5; E[3].b = 7;
E[4].a = 6; E[4].b = 8;
E[5].a = 9; E[5].b = -1;
E[6].a = 10; E[6].b = -1;
E[7].a = 11; E[7].b = 13;
E[8].a = 12; E[8].b = 14;
E[9].a = 15; E[9].b = -1;
E[10].a = 16; E[10].b = -1;
E[11].a = 17; E[11].b = 19;
E[12].a = 18; E[12].b = 20;
E[13].a = 21; E[13].b = -1;
E[14].a = 22; E[14].b = -1;
E[15].a = 23; E[15].b = 25;
E[16].a = 24; E[16].b = 26;
E[17].a = 27; E[17].b = -1;
E[18].a = 28; E[18].b = -1;
E[19].a = 29; E[19].b = 31;
E[20].a = 30; E[20].b = 32;
E[21].a = 33; E[21].b = -1;
E[22].a = 34; E[22].b = -1;
E[23].a = 35; E[23].b = 37;
E[24].a = 36; E[24].b = 38;
E[25].a = 39; E[25].b = -1;
E[26].a = 40; E[26].b = -1;
E[27].a = 41; E[27].b = 43;
E[28].a = 42; E[28].b = 44;
E[29].a = 45; E[29].b = -1;
E[30].a = 46; E[30].b = -1;
E[31].a = 1; E[31].b = 47;
for (int i = 0; i < E.Length; i++)
{
E[i].a--;
if (E[i].b != -1)
{
E[i].b--;
}
}
//for (int i = 0; i < E.Length; i++) textBox5.Text += i + " - " + E[i].a.ToString() +", "+ E[i].b.ToString() + "\r\n";
// K
// 00011111 00011111 00011111 00011111 00001110 00001110 00001110 00001110
/*for (int i=3;i<32;i+=8) SetBit(K, i, 1);
*
* for (int i = 4; i < 32; i += 8)
* for (int j = 0; j < 4; j++) SetBit(K, i + j, 1);
*
* for (int i = 36; i < 64; i += 8)
* for (int j = 0; j < 3; j++) SetBit(K, i + j, 1);*/
// 0101010101010101
//for (int i = 7; i < 64; i += 8) SetBit(K, i, 1);
// random
for (int i = 0; i < 8; i++)
{
int checkbit = 0;
for (int j = 0; j < 7; j++)
{
int randnext = rand.Next(0, 2);
SetBit(K, i * 8 + j, randnext);
checkbit ^= randnext;
}
SetBit(K, i * 8 + 7, checkbit);
}
textBox5.Text += "K " + WriteBinaryInString(K) + "\r\n";
// PC1
PC1 = new int[]
{
57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18,
10, 2, 59, 51, 43, 35, 27, 19, 11, 3, 60, 52, 44, 36,
63, 55, 47, 39, 31, 23, 15, 7, 62, 54, 46, 38, 30, 22,
14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 28, 20, 12, 4
};
for (int i = 0; i < PC1.Length; i++)
{
PC1[i]--;
}
//for (int i = 0; i < PC1.Length; i++) textBox5.Text += i + " - " + PC1[i].ToString() + "\r\n";
// PC2
PC2 = new int[]
{
14, 17, 11, 24, 1, 5, 3, 28, 15, 6, 21, 10, 23, 19, 12, 4,
26, 8, 16, 7, 27, 20, 13, 2, 41, 52, 31, 37, 47, 55, 30, 40,
51, 45, 33, 48, 44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32
};
for (int i = 0; i < PC2.Length; i++)
{
PC2[i]--;
}
//for (int i = 0; i < PC2.Length; i++) textBox5.Text += i + " - " + PC2[i].ToString() + "\r\n";
// LS
LS = new int[] { 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1 };
//for (int i = 0; i < LS.Length; i++) textBox5.Text += i + " - " + LS[i].ToString() + "\r\n";
// S table
STable = new int[]
{
14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7,
0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8,
4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0,
15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13,
15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10,
3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5,
0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15,
13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9,
10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8,
13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1,
13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7,
1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12,
7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15,
13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9,
10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4,
3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14,
2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9,
14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6,
4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14,
11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3,
12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11,
10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8,
9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6,
4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13,
4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1,
13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6,
1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2,
6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12,
13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7,
1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2,
7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 13, 5, 8,
2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11
};
/*
* for (int i = 0; i < STable.Length; i++)
* {
* textBox5.Text += STable[i].ToString() + " ";
* if (i % 16 == 15) textBox5.Text += "\r\n";
* }*/
// P
P = new int[]
{
16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10,
2, 8, 24, 14, 32, 27, 3, 9, 19, 13, 30, 6, 22, 11, 4, 25
};
for (int i = 0; i < P.Length; i++)
{
P[i]--;
}
//for (int i = 0; i < P.Length; i++) textBox5.Text += i + " - " + P[i].ToString() + "\r\n";
// Byte[] K0 = GetKey(15);
// textBox5.Text += "K0 " + WriteBinaryInString(K0) + "\r\n";
// C
for (int i = 0; i < C.Length; i++)
{
C[i] = (byte)CodeFunc(i);
}
textBox5.Text += "C " + WriteBinaryInString(C) + "\r\n";
// k
k = 7;
textBox5.Text += "k " + k + "\r\n";
}
void SetRandom()
{
// IP
for (int i = 0; i < IP.Length; i++)
{
IP[i] = i;
}
for (int i = 0; i < IP.Length; i++)
{
int num = rand.Next(0, IP.Length);
int c = IP[i];
IP[i] = IP[num];
IP[num] = c;
}
//for (int i = 0; i < IP.Length; i++) textBox5.Text+= i+ " - "+ IP[i].ToString()+"\r\n";
// E
for (int i = 0; i < E.Length; i++)
{
E[i] = new Eobj();
}
bool second = false;
for (int i = 0; i < 48; i++)
{
int num = rand.Next(0, E.Length);
int numcheck = num;
while (true)
{
if (E[num].a == -1)
{
E[num].a = i;
break;
}
else if (second && E[num].b == -1)
{
E[num].b = i;
break;
}
num++;
if (num >= E.Length)
{
num = 0;
}
if (num == numcheck)
{
second = true;
}
}
}
//for (int i = 0; i < E.Length; i++) textBox5.Text += i + " - " + E[i].a.ToString() +", "+ E[i].b.ToString() + "\r\n";
// K
for (int i = 0; i < 8; i++)
{
int checkbit = 0;
for (int j = 0; j < 7; j++)
{
int randnext = rand.Next(0, 2);
SetBit(K, i * 8 + j, randnext);
checkbit ^= randnext;
}
SetBit(K, i * 8 + 7, checkbit);
}
textBox5.Text += "K " + WriteBinaryInString(K) + "\r\n";
// PC1
for (int i = 0; i < PC1.Length; i++)
{
PC1[i] = i + ((i) / 7);
}
for (int i = 0; i < PC1.Length; i++)
{
int num = rand.Next(0, PC1.Length);
int c = PC1[i];
PC1[i] = PC1[num];
PC1[num] = c;
}
//for (int i = 0; i < PC.Length; i++) textBox5.Text += i + " - " + PC[i].ToString() + "\r\n";
// PC2
for (int i = 0; i < PC2.Length; i++)
{
bool again = true;
while (again)
{
PC2[i] = rand.Next(0, 56);
again = false;
for (int j = 0; j < i; j++)
{
if (PC2[j] == PC2[i])
{
again = true;
}
}
}
}
//for (int i = 0; i < PC2.Length; i++) textBox5.Text += i + " - " + PC2[i].ToString() + "\r\n";
// LS
for (int i = 0; i < LS.Length; i++)
{
LS[i] = rand.Next(1, 3);
}
//for (int i = 0; i < LS.Length; i++) textBox5.Text += i + " - " + LS[i].ToString() + "\r\n";
// S table
for (int i = 0; i < 4 * 8; i++)
{
for (int j = 0; j < 16; j++)
{
STable[i * 16 + j] = j;
}
// Перемешивание
for (int k = 0; k < 16; k++)
{
int num = rand.Next(0, 16);
int c = STable[i * 16 + k];
STable[i * 16 + k] = STable[i * 16 + num];
STable[i * 16 + num] = c;
}
}
/*
* for (int i = 0; i < STable.Length; i++)
* {
* textBox5.Text += STable[i].ToString() + " ";
* if (i % 16 == 15) textBox5.Text += "\r\n";
* }*/
// P
for (int i = 0; i < P.Length; i++)
{
P[i] = i;
}
for (int i = 0; i < P.Length; i++)
{
int num = rand.Next(0, P.Length);
int c = P[i];
P[i] = P[num];
P[num] = c;
}
//for (int i = 0; i < P.Length; i++) textBox5.Text += i + " - " + P[i].ToString() + "\r\n";
Byte[] K0 = GetKey(15);
textBox5.Text += "K0 " + WriteBinaryInString(K0) + "\r\n";
}
