SCPRNG

[Cipher_code.git] / OneRoundIoT / EnhancedOneRound / enhanced_oneround.cpp

diff --git a/OneRoundIoT/EnhancedOneRound/enhanced_oneround.cpp b/OneRoundIoT/EnhancedOneRound/enhanced_oneround.cpp
index 13971e60b22db3b67570d24aaaabe918c591492d..c895a8ade1df89fd5321ca5f6b705aa35efc738b 100644 (file)
--- a/OneRoundIoT/EnhancedOneRound/enhanced_oneround.cpp
+++ b/OneRoundIoT/EnhancedOneRound/enhanced_oneround.cpp
@@ -197,8 +197,8 @@ void encrypt_ecb_prng(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbo
   uchar Y[h];
   uchar fX[h];
   uchar gY[h];
-  uchar *RM1=&RM[0];
-  uchar *RM2=&RM[h];
+  uchar RM1[h];
+  uchar RM2[h];
   uchar tmp[h];
   mylong *rm1=(mylong*)RM1;
   mylong *rm2=(mylong*)RM2;
@@ -487,7 +487,7 @@ void encrypt_ecb_rm(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbox,
 
 
     RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[len/2-it]*h];
+    RM2=&RM[h*h+PboxSRM[len/2-it-1]*h];
     
 
   
@@ -629,7 +629,7 @@ void decrypt_ecb_rm(uchar* seq_in, uchar *seq_out, int len, uchar* RM, int *Pbox
 
 
     RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[len/2-it]*h];
+    RM2=&RM[h*h+PboxSRM[len/2-it-1]*h];
 
 
     
@@ -1133,14 +1133,19 @@ void encrypt_cbc_rm(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbox,
 
   }
 
+
+  
   for(int it=0;it<len/2;it++) {
     int ind1=Pbox[it]*h;
     int ind2=Pbox[it+len/2]*h;
 
     RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[len/2-it]*h];
+    RM2=&RM[h*h+PboxSRM[len/2-it-1]*h];
+
+
 
     
+
     for(int a=0;a<h;a+=4) {
       X[a]=seq_in[ind2+a];
       X[a+1]=seq_in[ind2+a+1];
@@ -1240,6 +1245,8 @@ void encrypt_cbc_rm(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbox,
     } 
     */    
 
+
+    
     for(int a=0;a<h;a+=4) {
       seq_out[ind2+a]=gY[a];
       seq_out[ind2+a+1]=gY[a+1];
@@ -1253,6 +1260,7 @@ void encrypt_cbc_rm(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbox,
       seq_out[ind1+a+2]=fX[a+2];
       seq_out[ind1+a+3]=fX[a+3];
     }
+    
     for(int a=0;a<h;a+=4) {
       IV1[a]=fX[a];
       IV1[a+1]=fX[a+1];
@@ -1317,7 +1325,7 @@ void decrypt_cbc_rm(uchar* seq_in, uchar *seq_out, int len, uchar* RM, int *Pbox
 
 
     RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[len/2-it]*h];
+    RM2=&RM[h*h+PboxSRM[len/2-it-1]*h];
 
 
 
@@ -1430,269 +1438,6 @@ void decrypt_cbc_rm(uchar* seq_in, uchar *seq_out, int len, uchar* RM, int *Pbox
 
 
 
-/*
-
-template<int h>
-void encrypt_cbc(uchar* seq_in, uchar *seq_out, int len,uchar* RM, int *Pbox, int *PboxSRM, uchar *Sbox1, uchar *Sbox2, uint myrand, int debug) {
-
-  uchar X[h];
-  uchar Y[h];
-  uchar fX[h];
-  uchar gY[h];
-  uchar IV1[h];
-  uchar IV2[h];
-  uchar *RM1;
-  uchar *RM2;
-
-  int h2=h*h;
-
-
-
-  
-  for(int a=0;a<h;a+=4) {
-    myrand=xorshift32(myrand);
-    uint mm=myrand;
-    IV1[a]=(mm&255);
-    mm>>=8;
-    IV1[a+1]=(mm&255);
-    mm>>=8;
-    IV1[a+2]=(mm&255);
-    mm>>=8;
-    IV1[a+3]=(mm&255);
-  }
-
-  for(int a=0;a<h;a+=4) {
-    myrand=xorshift32(myrand);
-    uint mm=myrand;
-    IV2[a]=(mm&255);
-    mm>>=8;
-    IV2[a+1]=(mm&255);
-    mm>>=8;
-    IV2[a+2]=(mm&255);
-    mm>>=8;
-    IV2[a+3]=(mm&255);
-
-  }
- 
-
-  
-  for(int it=0;it<len/2;it++) {
-    int ind1=Pbox[it]*h;
-    int ind2=Pbox[it+len/2]*h;
-
-
-
-    RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[it]*h];
-
-    
-    for(int a=0;a<h;a+=4) {
-      X[a]=seq_in[ind2+a];
-      X[a+1]=seq_in[ind2+a+1];
-      X[a+2]=seq_in[ind2+a+2];
-      X[a+3]=seq_in[ind2+a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      Y[a]=seq_in[ind1+a];
-      Y[a+1]=seq_in[ind1+a+1];
-      Y[a+2]=seq_in[ind1+a+2];
-      Y[a+3]=seq_in[ind1+a+3];
-    }
-
-
-    for(int a=0;a<h;a+=4) {
-      fX[a]=Sbox2[Sbox1[X[a]^RM1[a]^IV1[a]]^Y[a]];
-      fX[a+1]=Sbox2[Sbox1[X[a+1]^RM1[a+1]^IV1[a+1]]^Y[a+1]];
-      fX[a+2]=Sbox2[Sbox1[X[a+2]^RM1[a+2]^IV1[a+2]]^Y[a+2]];
-      fX[a+3]=Sbox2[Sbox1[X[a+3]^RM1[a+3]^IV1[a+3]]^Y[a+3]];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      gY[a]=Sbox1[Sbox2[fX[a]^Y[a]^IV2[a]]^RM2[a]];
-      gY[a+1]=Sbox1[Sbox2[fX[a+1]^Y[a+1]^IV2[a+1]]^RM2[a+1]];
-      gY[a+2]=Sbox1[Sbox2[fX[a+2]^Y[a+2]^IV2[a+2]]^RM2[a+2]];
-      gY[a+3]=Sbox1[Sbox2[fX[a+3]^Y[a+3]^IV2[a+3]]^RM2[a+3]];
-
-    }     
-
-    for(int a=0;a<h;a+=4) {
-      seq_out[ind2+a]=gY[a];
-      seq_out[ind2+a+1]=gY[a+1];
-      seq_out[ind2+a+2]=gY[a+2];
-      seq_out[ind2+a+3]=gY[a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      seq_out[ind1+a]=fX[a];
-      seq_out[ind1+a+1]=fX[a+1];
-      seq_out[ind1+a+2]=fX[a+2];
-      seq_out[ind1+a+3]=fX[a+3];
-    }
-    for(int a=0;a<h;a+=4) {
-      IV1[a]=fX[a];
-      IV1[a+1]=fX[a+1];
-      IV1[a+2]=fX[a+2];
-      IV1[a+3]=fX[a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      IV2[a]=gY[a];
-      IV2[a+1]=gY[a+1];
-      IV2[a+2]=gY[a+2];
-      IV2[a+3]=gY[a+3];
-    }
-
-  }
-  
-
-
-
-}
-
-
-
-
-
-
-
-
-template<int h>
-void decrypt_cbc(uchar* seq_in, uchar *seq_out, int len, uchar* RM, int *Pbox, int *PboxSRM, uchar *Sbox1, uchar *Sbox2, uchar *Inv_Sbox1, uchar *Inv_Sbox2,  uint myrand, int debug) {
-
-  uchar invfX[h];
-  uchar invgY[h];
-  uchar fX[h];
-  uchar gY[h];
-  uchar IV1[h];
-  uchar IV2[h];
-  uchar *RM1;
-  uchar *RM2;
-
-  for(int a=0;a<h;a+=4) {
-    myrand=xorshift32(myrand);
-    uint mm=myrand;
-    IV1[a]=(mm&255);
-    mm>>=8;
-    IV1[a+1]=(mm&255);
-    mm>>=8;
-    IV1[a+2]=(mm&255);
-    mm>>=8;
-    IV1[a+3]=(mm&255);
-  }
-
-  for(int a=0;a<h;a+=4) {
-    myrand=xorshift32(myrand);
-    uint mm=myrand;
-    IV2[a]=(mm&255);
-    mm>>=8;
-    IV2[a+1]=(mm&255);
-    mm>>=8;
-    IV2[a+2]=(mm&255);
-    mm>>=8;
-    IV2[a+3]=(mm&255);
-
-  }
-
-  
- 
-
-
-  
-  for(int it=0;it<len/2;it++) {
-    int ind1=Pbox[it]*h;
-    int ind2=Pbox[it+len/2]*h;
-
-
-    RM1=&RM[PboxSRM[it]*h];
-    RM2=&RM[h*h+PboxSRM[it]*h];
-
-    
-    for(int a=0;a<h;a+=4) {
-      gY[a]=seq_in[ind2+a];
-      gY[a+1]=seq_in[ind2+a+1];
-      gY[a+2]=seq_in[ind2+a+2];
-      gY[a+3]=seq_in[ind2+a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      fX[a]=seq_in[ind1+a];
-      fX[a+1]=seq_in[ind1+a+1];
-      fX[a+2]=seq_in[ind1+a+2];
-      fX[a+3]=seq_in[ind1+a+3];
-    }
-
-
-    for(int a=0;a<h;a+=4) {
-      invgY[a]=Inv_Sbox1[gY[a]]^RM2[a];
-      invgY[a+1]=Inv_Sbox1[gY[a+1]]^RM2[a+1];
-      invgY[a+2]=Inv_Sbox1[gY[a+2]]^RM2[a+2];
-      invgY[a+3]=Inv_Sbox1[gY[a+3]]^RM2[a+3];
-    }   
-
-
-    for(int a=0;a<h;a+=4) {
-      invgY[a]=Inv_Sbox2[invgY[a]]^fX[a]^IV2[a];
-      invgY[a+1]=Inv_Sbox2[invgY[a+1]]^fX[a+1]^IV2[a+1];
-      invgY[a+2]=Inv_Sbox2[invgY[a+2]]^fX[a+2]^IV2[a+2];
-      invgY[a+3]=Inv_Sbox2[invgY[a+3]]^fX[a+3]^IV2[a+3];
-    }   
-
-
-    for(int a=0;a<h;a+=4) {
-      invfX[a]=Inv_Sbox2[fX[a]]^invgY[a];
-      invfX[a+1]=Inv_Sbox2[fX[a+1]]^invgY[a+1];
-      invfX[a+2]=Inv_Sbox2[fX[a+2]]^invgY[a+2];
-      invfX[a+3]=Inv_Sbox2[fX[a+3]]^invgY[a+3];
-
-    }
-
-    for(int a=0;a<h;a+=4) {
-      invfX[a]=Inv_Sbox1[invfX[a]]^RM1[a]^IV1[a];
-      invfX[a+1]=Inv_Sbox1[invfX[a+1]]^RM1[a+1]^IV1[a+1];
-      invfX[a+2]=Inv_Sbox1[invfX[a+2]]^RM1[a+2]^IV1[a+2];
-      invfX[a+3]=Inv_Sbox1[invfX[a+3]]^RM1[a+3]^IV1[a+3];
-
-    }
-
-
-    for(int a=0;a<h;a+=4) {
-      seq_out[ind2+a]=invfX[a];
-      seq_out[ind2+a+1]=invfX[a+1];
-      seq_out[ind2+a+2]=invfX[a+2];
-      seq_out[ind2+a+3]=invfX[a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      seq_out[ind1+a]=invgY[a];
-      seq_out[ind1+a+1]=invgY[a+1];
-      seq_out[ind1+a+2]=invgY[a+2];
-      seq_out[ind1+a+3]=invgY[a+3];
-    }
-    for(int a=0;a<h;a+=4) {
-      IV1[a]=fX[a];
-      IV1[a+1]=fX[a+1];
-      IV1[a+2]=fX[a+2];
-      IV1[a+3]=fX[a+3];
-    }
-
-    for(int a=0;a<h;a+=4) {
-      IV2[a]=gY[a];
-      IV2[a+1]=gY[a+1];
-      IV2[a+2]=gY[a+2];
-      IV2[a+3]=gY[a+3];
-    }
-
-
-  }
-  
-
-
-
-}
-*/
-
-
 
 int main(int argc, char** argv) {
 
@@ -1714,7 +1459,7 @@ int main(int argc, char** argv) {
     if(strncmp(argv[i],"lena",4)==0) lena = atoi(&(argv[i][4]));          //Use Lena or buffer
   }
 
-  printf("nb times %d\n",nb_test);
+/*  printf("nb times %d\n",nb_test);
   printf("cbcrm %d\n",cbcrm);
   printf("cbcprng %d\n",cbcprng);
   printf("ecbrm %d\n",ecbrm);
@@ -1722,7 +1467,7 @@ int main(int argc, char** argv) {
   printf("h %d\n",h);
   printf("lena %d\n",lena);
   printf("size_buf %d\n",size_buf);
-
+*/
   
 
       
@@ -1766,6 +1511,7 @@ int main(int argc, char** argv) {
   else {
     width=height=size_buf;
     imsize=width*height;
+    //cout<<"imsize "<<imsize<<endl;
     buffer=new uchar[imsize];
     for(int i=0;i<imsize;i++) {
       buffer[i]=lrand48();
@@ -1795,7 +1541,7 @@ int main(int argc, char** argv) {
 
 
 
-  
+
 
   int total_len=imsize;
   int rp=1;
@@ -1991,7 +1737,8 @@ int main(int argc, char** argv) {
       
     }
     break;
-  case 256: 
+  case 256:
+
     for(i=0;i<nb_test;i++)
     {
       if(cbcprng)
@@ -2006,6 +1753,8 @@ int main(int argc, char** argv) {
     }
     break;
   }
+
+
   time_encrypt+=TimeStop(t);
   //cout<<"Time encrypt "<<
   cout<<(double)imsize*nb_test/time_encrypt<<"\t";
@@ -2112,8 +1861,10 @@ int main(int argc, char** argv) {
     break;
   }
 
+
+  
   time_decrypt+=TimeStop(t);
-  //cout<<"Time decrypt "
+//  cout<<"Time decrypt "<<time_decrypt<<endl;
   cout<<(double)imsize*nb_test/time_decrypt<<"\t";
 
   if(lena) {
@@ -2132,7 +1883,7 @@ int main(int argc, char** argv) {
        equal=false;
       }
     }
-//    cout<<"RESULT CORRECT: "<<equal<<endl;
+    //cout<<"RESULT CORRECT: "<<equal<<endl;
   }