diff options
| -rw-r--r-- | aes.c | 4 |
1 files changed, 1 insertions, 3 deletions
@@ -68,10 +68,9 @@ static uint8_t RoundKey[176]; // The Key input to the AES Program static uint8_t* Key; -// Marked const so it can be placed in read-only storage instead of RAM +// The lookup-tables are marked const so they can be placed in read-only storage instead of RAM // The numbers below can be computed dynamically trading ROM for RAM - // This can be useful in (embedded) bootloader applications, where ROM is often limited. - static const uint8_t sbox[256] = { //0 1 2 3 4 5 6 7 8 9 A B C D E F 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, @@ -303,7 +302,6 @@ static void Cipher() // The encryption process is over. // Copy the state array to output array. - for(i = 0; i < 4; ++i) { for(j = 0; j < 4; ++j) |