int key_size=256;
int nb_test=1;
int ctr=0;
-const int h=32;
-const int h2=h*h;
+
+
-
+template<int h2>
void encrypt_ctr(uchar* seq_in, uchar *seq_out, int len,uchar* RM1,int *Pbox, int *PboxRM, uchar *Sbox1, uchar *Sbox2, int enc) {
for(int a=0;a<h2;a++) {
- X[a]=Sbox2[a];
+ X[a]=Sbox1[a&0xFF]; //Warning according to the size of h2, we can be outsize of Sbox1[a]
}
- for(int a=0;a<h2;a+=4){
+ /*for(int a=0;a<h2;a+=4){
fX[a]=RM1[X[a]];
fX[a+1]=RM1[X[a+1]];
fX[a+2]=RM1[X[a+2]];
fX[a+3]=RM1[X[a+3]];
+ }*/
+
+ for(int a=0;a<h2;a+=4){
+ fX[a]=X[a];
+ fX[a+1]=X[a+1];
+ fX[a+2]=X[a+2];
+ fX[a+3]=X[a+3];
}
- /* if(it==0) {
+ /* if(it<513) {
+ for(int a=0;a<h2;a++)
+ printf("%d ",fX[a]);
+ printf("\n");
+ }*/
+
+ *(int*)&fX[0]=it;
+
+ /* if(it<513) {
for(int a=0;a<h2;a++)
printf("%d ",fX[a]);
printf("\n");
}
-
+template<int h2>
void encrypt(uchar* seq_in, uchar *seq_out, int len,uchar* RM1,int *Pbox, int *PboxRM, uchar *Sbox1, uchar *Sbox2, int debug) {
}
-
+template<int h2>
void decrypt(uchar* seq_in, uchar *seq_out, int len,uchar* RM1,int *Pbox, int *PboxRM, uchar *Sbox1, uchar *Sbox2, int debug) {
int main(int argc, char** argv) {
+ int h=32;
+
for(int i=1; i<argc; i++){
if(strncmp(argv[i],"nb",2)==0) nb_test = atoi(&(argv[i][2])); //nb of test
if(strncmp(argv[i],"ctr",3)==0) ctr = atoi(&(argv[i][3])); //CTR ? 1 otherwise CBC like
-// if(strncmp(argv[i],"h",1)==0) h = atoi(&(argv[i][1])); //CTR ? 1 otherwise CBC like
+ if(strncmp(argv[i],"h",1)==0) h = atoi(&(argv[i][1])); //CTR ? 1 otherwise CBC like
}
printf("nb times %d\n",nb_test);
printf("ctr %d\n",ctr);
printf("h %d\n",h);
-// h2=h*h;
+ int h2=h*h;
double t=TimeStart();
int i;
- for(i=0;i<nb_test;i++)
- {
- if(ctr)
- encrypt_ctr(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,1);
- else
- encrypt(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,0);
-
+ switch(h) {
+ case 4:
+ for(i=0;i<nb_test;i++)
+ {
+ if(ctr)
+ encrypt_ctr<4*4>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,1);
+ else
+ encrypt<4*4>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,0);
+
+ }
+ break;
+ case 8:
+ for(i=0;i<nb_test;i++)
+ {
+ if(ctr)
+ encrypt_ctr<8*8>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,1);
+ else
+ encrypt<8*8>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,0);
+
+ }
+ break;
+ case 16:
+ for(i=0;i<nb_test;i++)
+ {
+ if(ctr)
+ encrypt_ctr<16*16>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,1);
+ else
+ encrypt<16*16>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,0);
+
+ }
+ break;
+ case 32:
+ for(i=0;i<nb_test;i++)
+ {
+ if(ctr)
+ encrypt_ctr<32*32>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,1);
+ else
+ encrypt<32*32>(seq, seq2,len,RM1,Pbox,PboxRM,Sbox1,Sbox2,0);
+
+ }
+ break;
}
-
time+=TimeStop(t);
cout<<"Time encrypt "<<time<<endl;
time=0;
t=TimeStart();
- for(i=0;i<nb_test;i++) {
- if(ctr)
- encrypt_ctr(seq2, seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
- else
- decrypt(seq2,seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
-
+ switch(h) {
+ case 4:
+ for(i=0;i<nb_test;i++) {
+ if(ctr)
+ encrypt_ctr<4*4>(seq2, seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ else
+ decrypt<4*4>(seq2,seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ }
+ break;
+ case 8:
+ for(i=0;i<nb_test;i++) {
+ if(ctr)
+ encrypt_ctr<8*8>(seq2, seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ else
+ decrypt<8*8>(seq2,seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ }
+ break;
+ case 16:
+ for(i=0;i<nb_test;i++) {
+ if(ctr)
+ encrypt_ctr<16*16>(seq2, seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ else
+ decrypt<16*16>(seq2,seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ }
+ break;
+ case 32:
+ for(i=0;i<nb_test;i++) {
+ if(ctr)
+ encrypt_ctr<32*32>(seq2, seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ else
+ decrypt<32*32>(seq2,seq,len,RM2,Pbox,PboxRM,Sbox1,Sbox2,0);
+ }
+ break;
}
time+=TimeStop(t);