void bench_aesgcm(void)
{
Aes enc;
double start, total, persec;
int i;
AesGcmSetKey(&enc, key, 16, iv);
AesGcmSetExpIV(&enc, iv+4);
start = current_time();
for(i = 0; i < megs; i++)
AesGcmEncrypt(&enc, cipher, plain, sizeof(plain),
tag, 16, additional, 13);
total = current_time() - start;
persec = 1 / total * megs;
printf("AES-GCM %d megs took %5.3f seconds, %6.2f MB/s\n", megs, total,
persec);
}
void bench_aesgcm(void)
{
Aes enc;
double start, total, persec;
int i;
AesGcmSetKey(&enc, key, 16);
start = current_time(1);
for(i = 0; i < numBlocks; i++)
AesGcmEncrypt(&enc, cipher, plain, sizeof(plain), iv, 12,
tag, 16, additional, 13);
total = current_time(0) - start;
persec = 1 / total * numBlocks;
#ifdef BENCH_EMBEDDED
/* since using kB, convert to MB/s */
persec = persec / 1024;
#endif
printf("AES-GCM %d %s took %5.3f seconds, %7.3f MB/s\n", numBlocks,
blockType, total, persec);
}
static int SetKeys(Ciphers* enc, Ciphers* dec, Keys* keys, CipherSpecs* specs,
byte side, void* heap, RNG* rng)
{
#ifdef BUILD_ARC4
word32 sz = specs->key_size;
if (specs->bulk_cipher_algorithm == rc4) {
enc->arc4 = (Arc4*)XMALLOC(sizeof(Arc4), heap, DYNAMIC_TYPE_CIPHER);
if (enc->arc4 == NULL)
return MEMORY_E;
dec->arc4 = (Arc4*)XMALLOC(sizeof(Arc4), heap, DYNAMIC_TYPE_CIPHER);
if (dec->arc4 == NULL)
return MEMORY_E;
if (side == CLIENT_END) {
Arc4SetKey(enc->arc4, keys->client_write_key, sz);
Arc4SetKey(dec->arc4, keys->server_write_key, sz);
}
else {
Arc4SetKey(enc->arc4, keys->server_write_key, sz);
Arc4SetKey(dec->arc4, keys->client_write_key, sz);
}
}
#endif
#ifdef HAVE_HC128
if (specs->bulk_cipher_algorithm == hc128) {
enc->hc128 = (HC128*)XMALLOC(sizeof(HC128), heap, DYNAMIC_TYPE_CIPHER);
if (enc->hc128 == NULL)
return MEMORY_E;
dec->hc128 = (HC128*)XMALLOC(sizeof(HC128), heap, DYNAMIC_TYPE_CIPHER);
if (dec->hc128 == NULL)
return MEMORY_E;
if (side == CLIENT_END) {
Hc128_SetKey(enc->hc128, keys->client_write_key,
keys->client_write_IV);
Hc128_SetKey(dec->hc128, keys->server_write_key,
keys->server_write_IV);
}
else {
Hc128_SetKey(enc->hc128, keys->server_write_key,
keys->server_write_IV);
Hc128_SetKey(dec->hc128, keys->client_write_key,
keys->client_write_IV);
}
}
#endif
#ifdef BUILD_RABBIT
if (specs->bulk_cipher_algorithm == rabbit) {
enc->rabbit = (Rabbit*)XMALLOC(sizeof(Rabbit),heap,DYNAMIC_TYPE_CIPHER);
if (enc->rabbit == NULL)
return MEMORY_E;
dec->rabbit = (Rabbit*)XMALLOC(sizeof(Rabbit),heap,DYNAMIC_TYPE_CIPHER);
if (dec->rabbit == NULL)
return MEMORY_E;
if (side == CLIENT_END) {
RabbitSetKey(enc->rabbit, keys->client_write_key,
keys->client_write_IV);
RabbitSetKey(dec->rabbit, keys->server_write_key,
keys->server_write_IV);
}
else {
RabbitSetKey(enc->rabbit, keys->server_write_key,
keys->server_write_IV);
RabbitSetKey(dec->rabbit, keys->client_write_key,
keys->client_write_IV);
}
}
#endif
#ifdef BUILD_DES3
if (specs->bulk_cipher_algorithm == triple_des) {
enc->des3 = (Des3*)XMALLOC(sizeof(Des3), heap, DYNAMIC_TYPE_CIPHER);
if (enc->des3 == NULL)
return MEMORY_E;
dec->des3 = (Des3*)XMALLOC(sizeof(Des3), heap, DYNAMIC_TYPE_CIPHER);
if (dec->des3 == NULL)
return MEMORY_E;
if (side == CLIENT_END) {
Des3_SetKey(enc->des3, keys->client_write_key,
keys->client_write_IV, DES_ENCRYPTION);
Des3_SetKey(dec->des3, keys->server_write_key,
keys->server_write_IV, DES_DECRYPTION);
}
else {
Des3_SetKey(enc->des3, keys->server_write_key,
keys->server_write_IV, DES_ENCRYPTION);
Des3_SetKey(dec->des3, keys->client_write_key,
keys->client_write_IV, DES_DECRYPTION);
}
}
#endif
#ifdef BUILD_AES
if (specs->bulk_cipher_algorithm == aes) {
enc->aes = (Aes*)XMALLOC(sizeof(Aes), heap, DYNAMIC_TYPE_CIPHER);
if (enc->aes == NULL)
return MEMORY_E;
dec->aes = (Aes*)XMALLOC(sizeof(Aes), heap, DYNAMIC_TYPE_CIPHER);
if (dec->aes == NULL)
return MEMORY_E;
if (side == CLIENT_END) {
AesSetKey(enc->aes, keys->client_write_key,
specs->key_size, keys->client_write_IV,
AES_ENCRYPTION);
AesSetKey(dec->aes, keys->server_write_key,
specs->key_size, keys->server_write_IV,
AES_DECRYPTION);
}
else {
AesSetKey(enc->aes, keys->server_write_key,
specs->key_size, keys->server_write_IV,
AES_ENCRYPTION);
AesSetKey(dec->aes, keys->client_write_key,
specs->key_size, keys->client_write_IV,
AES_DECRYPTION);
}
}
#endif
#ifdef BUILD_AESGCM
if (specs->bulk_cipher_algorithm == aes_gcm) {
byte iv[AES_GCM_EXP_IV_SZ];
enc->aes = (Aes*)XMALLOC(sizeof(Aes), heap, DYNAMIC_TYPE_CIPHER);
if (enc->aes == NULL)
return MEMORY_E;
dec->aes = (Aes*)XMALLOC(sizeof(Aes), heap, DYNAMIC_TYPE_CIPHER);
if (dec->aes == NULL)
return MEMORY_E;
/* Initialize the AES-GCM explicit IV to a random number. */
RNG_GenerateBlock(rng, iv, sizeof(iv));
AesGcmSetExpIV(enc->aes, iv);
if (side == CLIENT_END) {
AesGcmSetKey(enc->aes, keys->client_write_key, specs->key_size,
keys->client_write_IV);
AesGcmSetKey(dec->aes, keys->server_write_key, specs->key_size,
keys->server_write_IV);
}
else {
AesGcmSetKey(enc->aes, keys->server_write_key, specs->key_size,
keys->server_write_IV);
AesGcmSetKey(dec->aes, keys->client_write_key, specs->key_size,
keys->client_write_IV);
}
}
#endif
keys->sequence_number = 0;
keys->peer_sequence_number = 0;
keys->encryptionOn = 0;
(void)rng;
return 0;
}
