AES.v.bak

module AES(A,B,reset,clk,L1,L2,L3,H,T,O);

input A;            //Selector 1    S0
input B;            //Selector 2    S1
input reset;
input clk;
output reg L1;            //Led 1 idication for 128
output reg L2;            //Led 2 idication for 192
output reg L3;            //Led 3 idication for 256
output [6:0] H;             //Hundredths
output [6:0] T;            //Tenths
output [6:0] O;            //Ones

wire [127:0] indata = 128'h_00112233445566778899aabbccddeeff;					//Input from document

wire [127:0] k1 = 128'h_000102030405060708090a0b0c0d0e0f;					//128 from document
wire [191:0] k2 = 192'h_000102030405060708090a0b0c0d0e0f1011121314151617;			//192 from document
wire [255:0] k3 = 256'h_000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f;	//256 from document

wire [127:0] outfinal11;	//Output of 128 Encryption
wire [127:0] outfinal12;	//Output of 128 Decryption
wire [127:0] outfinal21;	//Output of 192 Encryption
wire [127:0] outfinal22;	//Output of 192 Decryption
wire [127:0] outfinal31;	//Output of 256 Encryption
wire [127:0] outfinal32;	//Output of 256 Decryption

reg [127:0] outfinal1;		//Final Output for AES 128
reg [127:0] outfinal2;		//Final Output for AES 192
reg [127:0] outfinal3;		//Final Output for AES 256

reg [127:0] final;		//Final Output ================> Put last 8 bits [7:0] in BCD #(BCD wihtout clk)
wire [11:0] bcd;

wire start11, start12, start21, start22, start31, start32;



//[HEX0,HEX1,HEX2,HEX3,HEX4,HEX5,HEX6]

bin2bcd mazen(final [7:0],bcd);

segment7 s1(bcd[11:8],H);
segment7 s2(bcd[7:4],T);
segment7 s3(bcd[3:0],O);

AES_Encrypt #(128,10,4)asv1(indata,k1,outfinal11,reset,clk,start11);
AES_Encrypt #(192,12,6)asv2(indata,k2,outfinal21,reset,clk,start21);
AES_Encrypt #(256,14,8)asv3(indata,k3,outfinal31,reset,clk,start31);


AES_Decrypt #(128,10,4)dasv1(outfinal11,k1,outfinal12,reset,clk,start12);
AES_Decrypt #(192,12,6)dasv2(outfinal21,k2,outfinal22,reset,clk,start22);
AES_Decrypt #(256,14,8)dasv3(outfinal31,k3,outfinal32,reset,clk,start32);



always @* begin			//Sets Output for AES 128

if(outfinal12) begin
outfinal1<= outfinal12;
end

else if(outfinal11) begin
outfinal1<= outfinal11;
end

else begin
outfinal1<=indata;
end

								//Sets Output for AES 192

if(outfinal22) begin
outfinal2<= outfinal22;
end

else if(outfinal21) begin
outfinal2<= outfinal21;
end

else begin
outfinal2<=indata;
end

								//Sets Output for AES 256

if(outfinal32) begin
outfinal3<= outfinal32;
end

else if(outfinal31) begin
outfinal3<= outfinal31;
end

else begin
outfinal3<=indata;
end

								//B A	//0 0 -> AES 128	//0 1 -> AES 192	//1 0 -> AES 256	//(1 1 -> Indata) optional 

if(!A && !B) begin
final<= outfinal1;
end

else if(A && !B) begin
final<= outfinal2;
end

else if(!A && B)begin
final<=outfinal3;
end

else if(A && B)begin
final<=indata;
end

								//Checks if operation is done
			
if(outfinal1 == indata) begin
L1<=1;
end
else begin
L1<=0;
end

if(outfinal2 == indata) begin
L2<=1;
end
else begin
L2<=0;
end

if(outfinal3 == indata) begin
L3<=1;
end
else begin
L3<=0;
end

end
endmodule