X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Cipher_code.git/blobdiff_plain/dd7e31dbabc6d63dfeba3806362b757237f2e71e..f9c7d95fc6c7299a40d4c917dc9972bf340eabd4:/OneRoundIoT/EnhancedOneRound/Simon_speck/C/user_tool.c

diff --git a/OneRoundIoT/EnhancedOneRound/Simon_speck/C/user_tool.c b/OneRoundIoT/EnhancedOneRound/Simon_speck/C/user_tool.c
index 1d5187a..33cebf7 100644
--- a/OneRoundIoT/EnhancedOneRound/Simon_speck/C/user_tool.c
+++ b/OneRoundIoT/EnhancedOneRound/Simon_speck/C/user_tool.c
@@ -1,3 +1,6 @@
+////USAGE : ./user speck_256_128 ECB -e key lena.ppm tests.cip
+
+
 //user simon_64_32 12 -e key tests tests.cip
 
 //
@@ -169,12 +172,13 @@ int main(int argc, char *argv[]) {
 
 
     uint8_t *backup_buffer;
+    uint8_t *start=working_buffer;
     double t=TimeStart();
 
     
     for(int i=0;i<100;i++) {
-
-      *backup_buffer = working_buffer;
+      working_buffer=start;
+      backup_buffer = working_buffer;
       for(int block=0; block < input_size / block_size; block++){
         (*operationPtr)(my_cipher, working_buffer, working_buffer);
         working_buffer += block_size;