From: couturie <you@example.com>
Date: Sun, 18 Feb 2018 13:34:12 +0000 (+0100)
Subject: new hash
X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Cipher_code.git/commitdiff_plain/7b02553c06f361be8c2f181d0a6cb4cd6b4fdb39?ds=inline;hp=--cc

new hash
---

7b02553c06f361be8c2f181d0a6cb4cd6b4fdb39
diff --git a/IDA/Makefile b/IDA/Makefile
index 20a836f..a2afb98 100644
--- a/IDA/Makefile
+++ b/IDA/Makefile
@@ -8,5 +8,8 @@ LIBS= -larmadillo -lopenblas
 test_mat2: test_mat2.cpp
 	g++ -std=c++11 $(CPP_FLAGS)  -o $@ $<   $(LIBS)
 
+ida: ida.cpp
+	g++ -std=c++11 $(CPP_FLAGS)  -o $@ $<   $(LIBS)
+
 clean:
-	rm test_mat2
+	rm test_mat2 ida
diff --git a/OneRoundIoT/OneRound/Makefile b/OneRoundIoT/OneRound/Makefile
index cb01d4f..a82d3fa 100644
--- a/OneRoundIoT/OneRound/Makefile
+++ b/OneRoundIoT/OneRound/Makefile
@@ -24,6 +24,9 @@ one_round_new.o: one_round_new.cpp
 one_round_hash.o: one_round_hash.cpp 
 	$(CXX) -c -o $@ $< $(CFLAGS)
 
+one_round_hash_new.o: one_round_hash_new.cpp 
+	$(CXX) -c -o $@ $< $(CFLAGS)
+
 
 
 one_round_par2.o: one_round_par2.cpp 
@@ -40,5 +43,8 @@ one_round_par2: pixmap_io.o one_round_par2.o
 one_round_hash: pixmap_io.o one_round_hash.o 
 	$(CXX)  -o $@ $^ $(CFLAGS)
 
+one_round_hash_new: pixmap_io.o one_round_hash_new.o 
+	$(CXX)  -o $@ $^ $(CFLAGS)
+
 clean:
-	rm -rf *.o one_round_new one_round_hash one_round_par2
+	rm -rf *.o one_round_new one_round_hash one_round_par2 one_round_hash_new
diff --git a/OneRoundIoT/OneRound/one_round_hash.cpp b/OneRoundIoT/OneRound/one_round_hash.cpp
index c04dfda..e67d4bb 100644
--- a/OneRoundIoT/OneRound/one_round_hash.cpp
+++ b/OneRoundIoT/OneRound/one_round_hash.cpp
@@ -1,6 +1,9 @@
 //gcc pixmap_io.c  -c 
 //g++ -O3 one_round_test.cpp pixmap_io.o  -o one_round_test -std=c++11   
 
+//
+
+
 #include <iostream>
 #include <list>
 #include<math.h>
@@ -340,9 +343,6 @@ int main(int argc, char** argv) {
     }
   }
 
-  if(change) {
-    buffer[4]++;
-  }
 
   
   
@@ -366,8 +366,14 @@ int main(int argc, char** argv) {
   }
 
 
+  if(change) {
+    
+    seq[4]++;
+  }
+
 
   
+  
 
   int total_len=imsize;
   int rp=1;
@@ -434,18 +440,20 @@ int main(int argc, char** argv) {
     RM2[i]=RM1[i];
   }
 
+  cout<<"imsize "<<imsize<<endl;
   
-  for(int i=0;i<imsize;i++){
+/*  for(int i=0;i<imsize;i++){
     cout<<(int)seq[i]<<" ";
   }
   cout<<endl;
-
+*/
   
   time=0;
   t=TimeStart();
-
-  hash_DSD_BIN(seq, RM1,len,PboxRM,Sbox1,h);
-
+  for(int i=0;i<nb_test;i++)
+  {
+    hash_DSD_BIN(seq, RM1,len,PboxRM,Sbox1,h);
+  }
 
 
   
diff --git a/OneRoundIoT/OneRound/one_round_hash_new.cpp b/OneRoundIoT/OneRound/one_round_hash_new.cpp
new file mode 100644
index 0000000..a76f70a
--- /dev/null
+++ b/OneRoundIoT/OneRound/one_round_hash_new.cpp
@@ -0,0 +1,423 @@
+//gcc pixmap_io.c  -c 
+//g++ -O3 one_round_hash_new.cpp pixmap_io.o  -o one_round_hash_new -std=c++11   
+
+//
+
+
+#include <iostream>
+#include <list>
+#include<math.h>
+#include<stdlib.h>
+#include<stdio.h>
+#include<string.h>
+#include <fstream>
+#include <sys/time.h>
+
+/*#include <cryptopp/hex.h>
+#include <cryptopp/sha.h>
+#include <cryptopp/osrng.h>
+#include <cryptopp/secblock.h>
+*/
+
+
+extern "C" {
+  int load_RGB_pixmap(char *filename, int *width, int *height, unsigned char**R_data, unsigned char**G_data, unsigned char**B_data);
+  void store_RGB_pixmap(char *filename, unsigned char *R_data, unsigned char *G_data, unsigned char *B_data, int width, int height);
+}
+
+
+//using namespace CryptoPP;
+using namespace std;
+
+
+int key_size=256;
+int nb_test=1;
+int ctr=0;
+
+
+
+
+
+
+
+typedef unsigned char   uchar;
+
+
+double TimeStart()
+{
+  struct timeval tstart;
+  gettimeofday(&tstart,0);
+  return( (double) (tstart.tv_sec + tstart.tv_usec*1e-6) );
+}
+
+double TimeStop(double t)
+{
+  struct timeval tend;
+
+  gettimeofday(&tend,0);
+  t = (double) (tend.tv_sec + tend.tv_usec*1e-6) - t;
+  return (t);
+}
+
+
+
+
+
+
+void inverse_tables(uchar *tab, int size_tab,uchar *inv_perm_tabs) {
+
+  for(int i=0;i<size_tab;i++) {
+    inv_perm_tabs[tab[i]] = i;
+  }
+
+}
+
+void inverse_tables_int(int *tab, int size_tab,int *inv_perm_tabs) {
+
+  for(int i=0;i<size_tab;i++) {
+    inv_perm_tabs[tab[i]] = i;
+  }
+
+}
+
+
+
+void rc4key(uchar *key, uchar *sc, int size_DK) {
+
+  for(int i=0;i<256;i++) {
+    sc[i]=i;
+  }
+
+
+  uchar j0 = 0;
+  for(int i0=0; i0<256; i0++) {
+    j0 = (j0 + sc[i0] + key[i0%size_DK] )&0xFF;
+    uchar tmp = sc[i0];
+    sc[i0] = sc[j0 ];
+    sc[j0] = tmp;
+  }
+}
+
+
+
+void rc4keyperm(uchar *key,int len, int rp,int *sc, int size_DK) {
+
+  //sc=1:len;
+
+
+  
+  for (int i=0;i<len;i++) {
+    sc[i]=i;
+  }
+  for (int it = 0; it < rp; it++) {
+    int j0 = 1;
+    for(int i0 = 0; i0<len; i0++) {
+      j0 = (j0 + sc[i0] + sc[j0] + key[i0%size_DK] )% len;
+      int tmp = sc[i0];
+      sc[i0] = sc[j0];
+      sc[j0] = tmp;
+    }
+
+  }
+}
+
+void prga(uchar *sc, int ldata, uchar *r) {
+  uchar i0=0;
+  uchar j0=0;
+
+  for (int it=0; it<ldata; it++) {
+    i0 = ((i0+1)&0xFE); //%255);
+    j0 = (j0 + sc[i0])&0xFF;
+    uchar tmp = sc[i0];
+    sc[i0] = sc[j0];
+    sc[j0] = tmp;
+    r[it]=sc[(sc[i0]+sc[j0])&0xFF];
+  }
+}
+
+
+
+
+//the proposed hash function, which is based on DSD structure. Sensitivity is ensured by employing the binary diffusion
+
+void hash_DSD_BIN(uchar* seq_in, uchar* RM1,int len, int *PboxRM, uchar *Sbox1, uchar *Sbox2, int h) {
+
+
+  // Goal: Calculate the hash value
+  // Output: RM (hash value)
+
+//  uchar *X=new uchar[h2];
+//  uchar *fX=new uchar[h2];
+  uchar X[h];
+  int ind2;
+
+  uchar Y[h];
+  uchar Z[h];
+
+  
+  for(int it=0;it<len;it++) {
+   
+    ind2=it*h;
+
+    // Mix with dynamic RM
+    
+    for(int a=0;a<h;a+=4) {
+      X[a]=RM1[a]^seq_in[ind2+a];
+      X[a+1]=RM1[a+1]^seq_in[ind2+a+1];
+      X[a+2]=RM1[a+2]^seq_in[ind2+a+2];
+      X[a+3]=RM1[a+3]^seq_in[ind2+a+3];
+    }
+
+/*    Y[0]=Sbox1[X[0]^X[h-1]];
+    for(int a=1;a<h;a++) {
+      Y[a]=Sbox1[Y[a-1]^X[a-1]];
+    }
+
+    Z[h-1]=Sbox2[Y[h-1]^Y[0]];
+    for(int a=h-1;a>0;a--) {
+      Z[a-1]=Sbox2[Z[a]^Y[a]];
+    }
+*/
+
+    Y[0]=X[0]^X[h-1];
+    for(int a=1;a<h;a++) {
+      Y[a]=Y[a-1]^X[a-1];
+    }
+
+    for(int a=0;a<h;a+=4) {
+      Y[a]=Sbox1[Y[a]];
+    }
+    
+    Z[h-1]=Y[h-1]^Y[0];
+    for(int a=h-1;a>0;a--) {
+      Z[a-1]=Z[a]^Y[a];
+    }
+
+    for(int a=0;a<h;a+=4) {
+      Z[a]=Sbox2[Z[a]];
+    }
+
+    
+    
+    for(int a=0;a<h;a+=4) {
+      /*     RM1[a]=Z[a];
+      RM1[a+1]=Z[a+1];
+      RM1[a+2]=Z[a+2];
+      RM1[a+3]=Z[a+3];
+      */
+
+      RM1[a]=Z[a]^RM1[PboxRM[a]];
+      RM1[a+1]=Z[a+1]^RM1[PboxRM[a+1]];
+      RM1[a+2]=Z[a+2]^RM1[PboxRM[a+2]];
+      RM1[a+3]=Z[a+3]^RM1[PboxRM[a+3]];
+      
+    }
+    
+  }
+
+
+}
+
+
+
+
+
+  
+
+
+
+  
+int main(int argc, char** argv) {
+
+
+  int h=16;
+  int lena=0;
+  int size_buf=1;
+  int change=0;
+
+  
+  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]));          //size of block
+    if(strncmp(argv[i],"sizebuf",7)==0) size_buf = atoi(&(argv[i][7]));          //SIZE of the buffer
+    if(strncmp(argv[i],"lena",4)==0) lena = atoi(&(argv[i][4]));          //Use Lena or buffer
+    if(strncmp(argv[i],"c",1)==0) change = atoi(&(argv[i][1]));          //Use Lena or buffer
+  }
+
+
+  cout<<size_buf<<endl;
+      
+  int seed=time(NULL);
+//  cout<<seed<<endl;
+  srand48(12);
+
+  uchar Secretkey[key_size];
+
+  uchar counter[key_size];
+
+  for(int i=0;i<key_size;i++) {
+    Secretkey[i]=lrand48()&0xFF;
+    counter[i]=lrand48()&0xFF;
+  }
+
+  
+  int size = 64;
+  uchar DK[size];
+
+
+
+
+  int width;
+  int height;
+
+  uchar *data_R, *data_G, *data_B;
+  int imsize;
+  uchar *buffer;
+  
+  if(lena==1) {
+    load_RGB_pixmap("lena.ppm", &width, &height, &data_R, &data_G, &data_B);
+    imsize=width*height*3;
+//  load_RGB_pixmap("No_ecb_mode_picture.ppm", &width, &height, &data_R, &data_G, &data_B);
+  }
+  else {
+    imsize=size_buf;
+    buffer=new uchar[imsize];
+    for(int i=0;i<imsize;i++) {
+      buffer[i]=lrand48();
+    }
+  }
+
+
+  
+  
+  uchar* seq= new uchar[imsize];
+  uchar* seq2= new uchar[imsize];
+
+  int oneD;
+  if(lena) {
+    oneD=width*height;
+    for(int i=0;i<oneD;i++) {
+      seq[i]=data_R[i];
+      seq[oneD+i]=data_G[i];
+      seq[2*oneD+i]=data_B[i];
+    }
+  }
+  else {
+    oneD=imsize;
+    for(int i=0;i<oneD;i++) {
+      seq[i]=buffer[i];
+    }
+  }
+
+
+  if(change==1) {
+    
+    seq[4]++;
+  }
+  if(change==2) {
+    
+    seq[9]++;
+  }
+
+
+  
+  
+
+  int total_len=imsize;
+  int rp=1;
+  int len= total_len/h;
+  cout<<len<<endl;
+
+  
+  uchar *mix=new uchar[256];
+
+
+
+    
+  for (int i = 0; i < 256 ; i++) {
+    mix[i]=Secretkey[i]^counter[i];
+  }
+
+  
+//  cout<<"hash "<<endl;
+  for (int i = 0; i < 64 ; i++) {
+//    DK[i]=digest[i];
+    DK[i]=mix[i];
+  }
+
+
+
+
+  int *PboxRM=new int[h];
+  uchar Sbox1[256];
+  uchar Sbox2[256];
+  uchar sc[256];  
+  uchar RM1[h];
+  uchar RM2[h];
+
+
+
+
+  double time=0;
+  double t=TimeStart();  
+  rc4key(DK, Sbox1, 8);
+  rc4key(&DK[8], Sbox2, 8);
+  
+  rc4key(&DK[16], sc, 8);
+  
+  
+  prga(sc, h, RM1);
+  
+  
+  
+  rc4keyperm(&DK[24], h, rp, PboxRM, 8);
+  
+  time+=TimeStop(t);
+  cout<<"Time initializaton "<<time<<endl;
+
+
+
+
+
+
+
+
+
+
+  
+  for(int i=0;i<h;i++){
+    RM2[i]=RM1[i];
+  }
+
+  cout<<"imsize "<<imsize<<endl;
+  
+/*  for(int i=0;i<imsize;i++){
+    cout<<(int)seq[i]<<" ";
+  }
+  cout<<endl;
+*/
+  
+  time=0;
+  t=TimeStart();
+  for(int i=0;i<nb_test;i++)
+  {
+    hash_DSD_BIN(seq, RM1,len,PboxRM,Sbox1,Sbox2,h);
+  }
+
+
+  
+  
+  time+=TimeStop(t);
+  cout<<"Hash Time  "<<time<<endl;
+
+
+  for(int i=0;i<h;i++){
+    cout<<(int)RM1[i]<<" ";
+  }
+  cout<<endl;
+
+  
+
+  return 0;
+}
diff --git a/OneRoundIoT/OneRound/one_round_new.cpp b/OneRoundIoT/OneRound/one_round_new.cpp
index d068226..be38534 100644
--- a/OneRoundIoT/OneRound/one_round_new.cpp
+++ b/OneRoundIoT/OneRound/one_round_new.cpp
@@ -415,6 +415,7 @@ int main(int argc, char** argv) {
   
   if(lena==1) {
     load_RGB_pixmap("lena.ppm", &width, &height, &data_R, &data_G, &data_B);
+//    load_RGB_pixmap("8192.ppm", &width, &height, &data_R, &data_G, &data_B);
     imsize=width*height*3;
 //  load_RGB_pixmap("No_ecb_mode_picture.ppm", &width, &height, &data_R, &data_G, &data_B);
   }