X-Git-Url: https://git.cryptolib.org/?p=avr-crypto-lib.git;a=blobdiff_plain;f=grain%2Fgrain.c;h=ff6b97de41b46b689c211635d0d9613d557bca36;hp=81117ed99524e7c000580fb0d5eef964a002abe8;hb=701cee0d98aab48dd3192c8cc7c77eb42581bc56;hpb=21bfb1fb168b3114f675f34e257b6acc557b2de8

diff --git a/grain/grain.c b/grain/grain.c
index 81117ed..ff6b97d 100644
--- a/grain/grain.c
+++ b/grain/grain.c
@@ -40,10 +40,10 @@
 #define _B(i) (((ctx->nfsr[9-((i)/8)])>>(7-((i)%8)))&1)
 
 
-uint8_t h_lut[4] PROGMEM = {0x4C, 0xB6, 0xD3, 0x26};
+const uint8_t h_lut[4] PROGMEM = {0x4C, 0xB6, 0xD3, 0x26};
 
 #ifdef GRAIN_BADOPTIMISATION
-uint8_t g_lut[128] PROGMEM = {
+const uint8_t g_lut[128] PROGMEM = {
         0xF0, 0xA5, 0x0F, 0x5A, 0x0F, 0x5A, 0xF0, 0xA5, 0x0F, 0x5A, 0xF0, 0xA5, 0xF0, 0x5A, 0x0F, 0x0F, 
         0xC3, 0x96, 0x3C, 0x69, 0x3C, 0x69, 0xC3, 0x96, 0x9C, 0xC9, 0x63, 0x36, 0x63, 0xC9, 0x9C, 0x9C, 
         0x0F, 0x5A, 0x0F, 0x5A, 0xF0, 0xA5, 0xF0, 0x5A, 0xF0, 0xA5, 0xF0, 0xA5, 0x0F, 0xA5, 0x0F, 0xF0,