new

[Cipher_code.git] / OneRoundIoT / OneRound / rc4_hash3.cpp

diff --git a/OneRoundIoT/OneRound/rc4_hash3.cpp b/OneRoundIoT/OneRound/rc4_hash3.cpp
index 822b1aab1093f29c669ea7479c017078b59d8e93..243fc1ec032f4ffd072d63c17a583756ea9d5eff 100644 (file)
--- a/OneRoundIoT/OneRound/rc4_hash3.cpp
+++ b/OneRoundIoT/OneRound/rc4_hash3.cpp
@@ -138,7 +138,7 @@ void prga(uchar *sc, uchar *X, int ldata, uchar *r, int h) {
 inline uchar  circ(uchar x,int n) {return (x << n) | (x >> (8 - n));}
 
 
-uint64_t xorshift64( const uint64_t state)
+inline static uint64_t xorshift64( const uint64_t state)
 {
   uint64_t x = state;
   x^= x << 13;
@@ -148,7 +148,7 @@ uint64_t xorshift64( const uint64_t state)
 }
 
 
-static inline uint64_t splitmix64(uint64_t index) {
+inline static  uint64_t splitmix64(uint64_t index) {
   uint64_t z = (index + UINT64_C(0x9E3779B97F4A7C15));
   z = (z ^ (z >> 30)) * UINT64_C(0xBF58476D1CE4E5B9);
   z = (z ^ (z >> 27)) * UINT64_C(0x94D049BB133111EB);
@@ -168,7 +168,7 @@ void hash_DSD_BIN(uchar* seq_in, uchar* RM1,int len, uchar *S, int h) {
 
   // Goal: Calculate the hash value
   // Output: RM (hash value)
-  uchar X[h];
+  //uchar X[h];
   //uint64_t rm2[h>>8];
   int ind1=0;
 
@@ -182,14 +182,14 @@ void hash_DSD_BIN(uchar* seq_in, uchar* RM1,int len, uchar *S, int h) {
   
   for(int it=0;it<len;it++) {
     // Mix with dynamic RM
-    rm[0]=rm[0]^ss[ind1];
+    rm[0]=rm[h-1]^ss[ind1];
     rm[0]=xorshift64(rm[0] );
     for(a=1;a<h;a++) {
-      rm[a]=rm[a]^ss[ind1+a];
-      rm[a]=xorshift64(rm[a] ^ rm[a-1]);
+      rm[a]=rm[a-1]^ss[ind1+a];
+      rm[a]=xorshift64(rm[a]);
     }
     //    printf("argh %d\n",a);
-    rm[0]=xorshift64(rm[a-1]);
+    //rm[0]=xorshift64(rm[a-1]);
 
 
     ind1+=h;