}
// this is based on the reference AES code by Paulo Barreto and Vincent Rijmen
-AVAES *av_aes_init(uint8_t *key, int keyBits) {
+AVAES *av_aes_init(uint8_t *key, int key_bits) {
AVAES *a;
int i, j, t, rconpointer = 0;
uint8_t tk[8][4];
- int KC= keyBits/32;
- int ROUNDS= KC + 6;
+ int KC= key_bits/32;
+ int rounds= KC + 6;
if(!sbox[255]){
j=1;
}
}
- if(keyBits!=128 && keyBits!=192 && keyBits!=256)
+ if(key_bits!=128 && key_bits!=192 && key_bits!=256)
return NULL;
a= av_malloc(sizeof(AVAES));
- a->rounds= ROUNDS;
+ a->rounds= rounds;
memcpy(tk, key, KC*4);
- for(t= 0; t < (ROUNDS+1)*4; ) {
- for(j = 0; (j < KC) && (t < (ROUNDS+1)*4); j++, t++)
+ for(t= 0; t < (rounds+1)*4; ) {
+ for(j = 0; (j < KC) && (t < (rounds+1)*4); j++, t++)
for(i = 0; i < 4; i++)
a->round_key[0][t][i] = tk[j][i];