while (inl > 0) {
for (i = 0; i < 8; i++) {
- b[7 - i] = iv[i] ^ in_ptr[i];
- }
- gostcrypt(&(c->cctx), b, d);
-
- for (i = 0; i < 8; i++) {
- out_ptr[7 - i] = d[i];
+ out_ptr[i] = iv[i] ^ in_ptr[i];
}
+ magmacrypt(&(c->cctx), out_ptr, out_ptr);
memcpy(iv, out_ptr, 8);
out_ptr += 8;
in_ptr += 8;
}
} else {
while (inl > 0) {
- for (i = 0; i < 8; i++) {
- d[7 - i] = in_ptr[i];
- }
- gostdecrypt(&(c->cctx), d, b);
+ magmadecrypt(&(c->cctx), in_ptr, b);
memcpy(d, in_ptr, 8);
for (i = 0; i < 8; i++) {
- out_ptr[i] = iv[i] ^ b[7 - i];
+ out_ptr[i] = iv[i] ^ b[i];
}
memcpy(iv, d, 8);
out_ptr += 8;
unsigned char *iv = EVP_CIPHER_CTX_iv_noconst(ctx);
unsigned int num = EVP_CIPHER_CTX_num(ctx);
size_t blocks, i, lasted = inl;
- unsigned char b[8];
/* Process partial blocks */
while ((num & MAGMA_BLOCK_MASK) && lasted) {
- *out_ptr++ = *in_ptr++ ^ buf[7 - (num & MAGMA_BLOCK_MASK)];
+ *out_ptr++ = *in_ptr++ ^ buf[num & MAGMA_BLOCK_MASK];
--lasted;
num++;
}
/* Process full blocks */
for (i = 0; i < blocks; i++) {
apply_acpkm_magma(c, &num);
+ magmacrypt(&(c->cctx), iv, buf);
for (j = 0; j < 8; j++) {
- b[7 - j] = iv[j];
- }
- gostcrypt(&(c->cctx), b, buf);
- for (j = 0; j < 8; j++) {
- out_ptr[j] = buf[7 - j] ^ in_ptr[j];
+ out_ptr[j] = buf[j] ^ in_ptr[j];
}
ctr64_inc(iv);
c->count += MAGMA_BLOCK_SIZE;
/* Process the rest of plaintext */
if (lasted > 0) {
apply_acpkm_magma(c, &num);
- for (j = 0; j < 8; j++) {
- b[7 - j] = iv[j];
- }
- gostcrypt(&(c->cctx), b, buf);
+ magmacrypt(&(c->cctx), iv, buf);
for (i = 0; i < lasted; i++)
- out_ptr[i] = buf[7 - i] ^ in_ptr[i];
+ out_ptr[i] = buf[i] ^ in_ptr[i];
ctr64_inc(iv);
- c->count += j;
+ c->count += 8;
num += lasted;
}
EVP_CIPHER_CTX_set_num(ctx, num);