a lot of fixes

[avr-crypto-lib.git] / salsa20 / salsa20.c

diff --git a/salsa20/salsa20.c b/salsa20/salsa20.c
index ca529a76e682f3f96623ebdea2c034b6627e50c0..4e994db0659591f9da3c9eb303990372c0f4f393 100644 (file)
--- a/salsa20/salsa20.c
+++ b/salsa20/salsa20.c
@@ -69,8 +69,8 @@ void salsa20_hash(uint32_t* a){
        }
 }
 
-uint8_t sigma[] PROGMEM = {'e','x','p','a','n','d',' ','3','2','-','b','y','t','e',' ','k'};
-uint8_t theta[] PROGMEM = {'e','x','p','a','n','d',' ','1','6','-','b','y','t','e',' ','k'};
+const uint8_t sigma[] PROGMEM = {'e','x','p','a','n','d',' ','3','2','-','b','y','t','e',' ','k'};
+const uint8_t theta[] PROGMEM = {'e','x','p','a','n','d',' ','1','6','-','b','y','t','e',' ','k'};
 
 void salsa_k32(uint32_t* dest, const uint32_t* k, const uint32_t* n){
        memcpy_P(dest+ 0, sigma+ 0, 4);