X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Cipher_code.git/blobdiff_plain/a503f71d90ef2d1946c0088e01513805092f3cce..a534111c645d9fd09940b10711a53a09a6900dad:/IDA/ida.cpp?ds=sidebyside

diff --git a/IDA/ida.cpp b/IDA/ida.cpp
index 9a1d31b..e854c3a 100644
--- a/IDA/ida.cpp
+++ b/IDA/ida.cpp
@@ -1,6 +1,3 @@
-// g++ -std=c++11 -O4 -msse2 -msse3 -msse4 -fopenmp  -O3   test_mat2.cpp -o test_mat2   -I /home/couturie/tools/armadillo-6.200.5/include/ -lc   -lm -lpthread -lgfortran -DMAX_STACK_ALLOC=2048 -Wall -m64 -DF_INTERFACE_GFORT -fPIC -DSMP_SERVER -DNO_WARMUP -DMAX_CPU_NUMBER=8  -DNO_AFFINITY   -UCOMPLEX -DDOUBLE -I/home/couturie/tools/openblas/include -I/home/couturie/Downloads/OpenBLAS-0.2.15/  /home/couturie/tools/openblas/lib/libopenblas_haswellp-r0.2.15.a
-
-
 
 #include <armadillo>
 #include <stdlib.h>
@@ -158,13 +155,16 @@ convert_vec250_to_vec256(vector<uint8_t> vec250){
 Mat<byte> readFullFile(int n, int k, long& sizeFile, int &lc) {
 
 //  ifstream stream("lena.png", ios::in | ios::binary | ios::ate);
-  ifstream stream("/home/couturie/Downloads/CARCARIASS.zip", ios::in | ios::binary | ios::ate);
-//  ifstream stream("lena_small2.png", ios::in | ios::binary | ios::ate);
+  ifstream stream("lena_small2.png", ios::in | ios::binary | ios::ate);
+//  ifstream stream("/home/couturie/Downloads/CARCARIASS.zip", ios::in | ios::binary | ios::ate);
+
   sizeFile=stream.tellg();
   cout<<sizeFile<<endl;
   stream.seekg(0, ios::beg);
 
 
+
+//Used to convert the size (in long) in 8 bytes  
   uint8_t mysize[8];
   
 
@@ -176,6 +176,7 @@ Mat<byte> readFullFile(int n, int k, long& sizeFile, int &lc) {
     tmpSize>>=8;
   }
 
+//we rebuild the size in order to check that the routine is correct  
   cout<<"rebuild"<<endl;
   long res=0;
   for(int i=8-1;i>=0;i--) {
@@ -193,6 +194,14 @@ Mat<byte> readFullFile(int n, int k, long& sizeFile, int &lc) {
 //  for(int i=0;i<8;i++)
 //    contents.insert(i,mysize[i]);
   contents.insert (contents.begin(), mysize, mysize+8);
+
+  cout<<"start of the vector"<<endl;
+  for(int i=0;i<8;i++)
+    cout<<(int)contents[i]<<" ";
+  cout<<endl;
+
+
+  
   cout<<"res contents "<<contents.size()<<endl;
   vector<uint8_t> contents2=convert_vec256_to_vec250(contents);
   cout<<"res contents2 "<<contents2.size()<<endl;
@@ -218,8 +227,8 @@ if (std::equal(contents.begin(), contents.begin() + contents.size(), contents3.b
     cout << "success" << endl;
   */
 
-lc=ceil(contents2.size()/k);
-  cout<<lc<<endl;
+  lc=ceil(contents2.size()/k);
+  cout<<"size lc "<<lc<<endl;
   Mat<byte> matData(&contents2[0],1,contents2.size());
 
 
@@ -242,12 +251,9 @@ int main( int argc, char *argv[] ) {
 
 
 
-  int full=0;
   
   int n=8;
   int k=4;
-  int Tb=64;
-  int l=10;//399*Tb;
 
 
   
@@ -292,14 +298,21 @@ int main( int argc, char *argv[] ) {
   cout<<"tatat"<<endl;
   Mat<byte> C3;
 
+
+  int off=0;
+  
   //read k files among n
-  for(int i=0;i<k;i++) {
+
+  int l=0;
+//  for(int i=k-1;i>=0;i--) {
+  for(int i=0+off;i<k+off;i++) {
     stringstream ss;
     ss <<"lena_"<<i<<".png";
     string str = ss.str();
-
+    cout<<str<<endl;
     Row<byte> d2=readFile(str.c_str());
-    C3.insert_rows(i,d2);
+    C3.insert_rows(l,d2);
+    l++;
   }
 
     
@@ -310,6 +323,7 @@ int main( int argc, char *argv[] ) {
   Mat<int> Cs=conv_to<Mat<int>>::from(C3);
 
   cout<<size(Cs)<<" "<<size(C3)<<endl;
+  cout<<"S "<<" "<<S<<endl;
 
 
   
@@ -331,7 +345,6 @@ int main( int argc, char *argv[] ) {
 
   mat Gsi=round(inv(Gs)*det(Gs)*r);
   Gsi=mod(Gsi,mm);
-  Gsi=mod(Gsi,mm);
 
   cout<<Gsi<<endl;
   
@@ -339,9 +352,9 @@ int main( int argc, char *argv[] ) {
   mat SS2=mod(temp,mm);
   Mat<byte> S2=conv_to<Mat<byte>>::from(SS2);
   S2=mod(S2,mm);
-//  cout<<S2<<endl;
-//  cout<<"max"<<endl;
-//  cout<<max(S2-S,1)<<endl;
+  cout<<"S2 "<<S2<<endl;
+  cout<<"max"<<endl;
+  cout<<max(S2-S,1)<<endl;
 
 
 
@@ -351,6 +364,13 @@ int main( int argc, char *argv[] ) {
 
   vector<uint8_t> res =conv_to< vector<uint8_t> >::from(S2.row(0));
   cout<<"res size "<<res.size()<<endl;
+
+  cout<<"start of file"<<endl;
+  for(int i=0;i<8;i++)
+    cout<<(int)res[i]<<" ";
+  cout<<endl;
+
+  
   vector<uint8_t> res2=convert_vec250_to_vec256(res);
   cout<<"res2 size "<<res2.size()<<endl;