Migrated first 6 gists.

rc4.c/rc4.h

@@ -0,0 +1,12 @@
+/* rc4.h */
+
+typedef struct rc4_key
+{      
+     unsigned char state[256];       
+     unsigned char x;        
+     unsigned char y;
+} rc4_key;
+
+void prepare_key(unsigned char *key_data_ptr,int key_data_len, rc4_key *key);
+
+void rc4(unsigned char *buffer_ptr,int buffer_len,rc4_key * key);