struct ossl_gost_cipher_ctx *c = EVP_CIPHER_CTX_get_cipher_data(ctx);
unsigned char *buf = EVP_CIPHER_CTX_buf_noconst(ctx);
unsigned char *iv = EVP_CIPHER_CTX_iv_noconst(ctx);
struct ossl_gost_cipher_ctx *c = EVP_CIPHER_CTX_get_cipher_data(ctx);
unsigned char *buf = EVP_CIPHER_CTX_buf_noconst(ctx);
unsigned char *iv = EVP_CIPHER_CTX_iv_noconst(ctx);
/* Process partial blocks */
if (EVP_CIPHER_CTX_num(ctx)) {
for (j = EVP_CIPHER_CTX_num(ctx), i = 0; j < 8 && i < inl;
j++, i++, in_ptr++, out_ptr++) {
/* Process partial blocks */
if (EVP_CIPHER_CTX_num(ctx)) {
for (j = EVP_CIPHER_CTX_num(ctx), i = 0; j < 8 && i < inl;
j++, i++, in_ptr++, out_ptr++) {
- for (; i + 8 < inl; i += 8, in_ptr += 8, out_ptr += 8) {
- gostcrypt(&(c->cctx), iv, buf);
+ for (; i + 8 <= inl; i += 8, in_ptr += 8, out_ptr += 8) {
- out_ptr[j] = buf[j] ^ in_ptr[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];
gostcrypt(&(c->cctx), iv, buf);
ctr64_inc(iv);
for (j = 0; i < inl; j++, i++) {
gostcrypt(&(c->cctx), iv, buf);
ctr64_inc(iv);
for (j = 0; i < inl; j++, i++) {