#include <openssl/ec.h>
#include <openssl/err.h>
#include <openssl/x509v3.h> /* For string_to_hex */
+#include <openssl/opensslv.h> /* For OPENSSL_VERSION_MAJOR */
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "gost_lcl.h"
#include "e_gost_err.h"
+#define ossl3_const
+#ifdef OPENSSL_VERSION_MAJOR
+#undef ossl3_const
+#define ossl3_const const
+#endif
+
/* -----init, cleanup, copy - uniform for all algs --------------*/
/* Allocates new gost_pmeth_data structure and assigns it as data */
static int pkey_gost_init(EVP_PKEY_CTX *ctx)
if (pkey && EVP_PKEY_get0(pkey)) {
switch (EVP_PKEY_base_id(pkey)) {
case NID_id_GostR3410_2001:
+ case NID_id_GostR3410_2001DH:
case NID_id_GostR3410_2012_256:
case NID_id_GostR3410_2012_512:
{
}
/* Copies contents of gost_pmeth_data structure */
-static int pkey_gost_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
+static int pkey_gost_copy(EVP_PKEY_CTX *dst, ossl3_const EVP_PKEY_CTX *src)
{
struct gost_pmeth_data *dst_data, *src_data;
if (!pkey_gost_init(dst)) {
return 0;
*dst_data = *src_data;
- if (src_data->shared_ukm) {
- dst_data->shared_ukm = NULL;
- }
+
return 1;
}
struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx);
if (!data)
return;
- OPENSSL_free(data->shared_ukm);
OPENSSL_free(data);
}
switch (EVP_MD_type((const EVP_MD *)p2)) {
case NID_id_GostR3411_94:
if (pkey_nid == NID_id_GostR3410_2001
+ || pkey_nid == NID_id_GostR3410_2001DH
|| pkey_nid == NID_id_GostR3410_94) {
pctx->md = (EVP_MD *)p2;
return 1;
pctx->sign_param_nid = (int)p1;
return 1;
case EVP_PKEY_CTRL_SET_IV:
- OPENSSL_assert(p2 != NULL);
- pctx->shared_ukm = OPENSSL_malloc((int)p1);
- if (pctx->shared_ukm == NULL) {
- GOSTerr(GOST_F_PKEY_GOST_CTRL, ERR_R_MALLOC_FAILURE);
- return 0;
- }
+ if (p1 > sizeof(pctx->shared_ukm) || !p2) {
+ GOSTerr(GOST_F_PKEY_GOST_CTRL, GOST_R_UKM_NOT_SET);
+ return 0;
+ }
memcpy(pctx->shared_ukm, p2, (int)p1);
pctx->shared_ukm_size = p1;
return 1;
- case EVP_PKEY_CTRL_CIPHER:
- pctx->cipher_nid = p1;
+ case EVP_PKEY_CTRL_SET_VKO:
+ switch (p1) {
+ case 0: /* switch to KEG */
+ case NID_id_GostR3411_2012_256:
+ case NID_id_GostR3411_2012_512:
+ break;
+ default:
+ GOSTerr(GOST_F_PKEY_GOST_CTRL, GOST_R_INVALID_DIGEST_TYPE);
+ return 0;
+ }
+ pctx->vko_dgst_nid = p1;
return 1;
+ case EVP_PKEY_CTRL_CIPHER:
+ switch (p1) {
+ case NID_magma_ctr_acpkm:
+ case NID_magma_ctr_acpkm_omac:
+ case NID_magma_ctr:
+ pctx->cipher_nid = NID_magma_ctr;
+ return 1;
+ case NID_kuznyechik_ctr_acpkm:
+ case NID_kuznyechik_ctr_acpkm_omac:
+ case NID_kuznyechik_ctr:
+ pctx->cipher_nid = NID_kuznyechik_ctr;
+ return 1;
+ default:
+ pctx->cipher_nid = p1;
+ return 1;
+ }
case EVP_PKEY_CTRL_PEER_KEY:
if (p1 == 0 || p1 == 1) /* call from EVP_PKEY_derive_set_peer */
return 1;
return -2;
}
-static int pkey_gost_ec_ctrl_str_256(EVP_PKEY_CTX *ctx,
+static int pkey_gost_ec_ctrl_str_common(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
- int param_nid = 0;
+ if (0 == strcmp(type, ukm_ctrl_string)) {
+ unsigned char ukm_buf[32], *tmp = NULL;
+ long len = 0;
+ tmp = OPENSSL_hexstr2buf(value, &len);
+ if (tmp == NULL)
+ return 0;
+
+ if (len > 32) {
+ OPENSSL_free(tmp);
+ GOSTerr(GOST_F_PKEY_GOST_EC_CTRL_STR_COMMON, GOST_R_CTRL_CALL_FAILED);
+ return 0;
+ }
+ memcpy(ukm_buf, tmp, len);
+ OPENSSL_free(tmp);
+
+ return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_SET_IV, len, ukm_buf);
+ } else if (strcmp(type, vko_ctrl_string) == 0) {
+ int bits = atoi(value);
+ int vko_dgst_nid = 0;
+
+ if (bits == 256)
+ vko_dgst_nid = NID_id_GostR3411_2012_256;
+ else if (bits == 512)
+ vko_dgst_nid = NID_id_GostR3411_2012_512;
+ else if (bits != 0) {
+ GOSTerr(GOST_F_PKEY_GOST_EC_CTRL_STR_COMMON, GOST_R_INVALID_DIGEST_TYPE);
+ return 0;
+ }
+ return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_SET_VKO, vko_dgst_nid, NULL);
+ }
+ return -2;
+}
+static int pkey_gost_ec_ctrl_str_256(EVP_PKEY_CTX *ctx,
+ const char *type, const char *value)
+{
if (strcmp(type, param_ctrl_string) == 0) {
+ int param_nid = 0;
+
if (!value) {
return 0;
}
default:
return 0;
}
- } else if ((strlen(value) == 3)
- && (toupper((unsigned char)value[0]) == 'T')
- && (toupper((unsigned char)value[1]) == 'C')) {
+ } else if ((strlen(value) == 3)
+ && (toupper((unsigned char)value[0]) == 'T')
+ && (toupper((unsigned char)value[1]) == 'C')) {
switch (toupper((unsigned char)value[2])) {
case 'A':
param_nid = NID_id_tc26_gost_3410_2012_256_paramSetA;
return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_GOST_PARAMSET,
param_nid, NULL);
}
- return -2;
+
+ return pkey_gost_ec_ctrl_str_common(ctx, type, value);
}
static int pkey_gost_ec_ctrl_str_512(EVP_PKEY_CTX *ctx,
int param_nid = NID_undef;
if (strcmp(type, param_ctrl_string))
- return -2;
+ return pkey_gost_ec_ctrl_str_common(ctx, type, value);
if (!value)
return 0;
case NID_id_tc26_gost_3410_2012_512_paramSetA:
case NID_id_tc26_gost_3410_2012_512_paramSetB:
case NID_id_tc26_gost_3410_2012_512_paramSetC:
+ case NID_id_tc26_gost_3410_2012_512_paramSetTest:
result =
(EVP_PKEY_assign(pkey, NID_id_GostR3410_2012_512, ec)) ? 1 : 0;
break;
switch (EVP_PKEY_base_id(pkey)) {
case NID_id_GostR3410_2001:
+ case NID_id_GostR3410_2001DH:
case NID_id_GostR3410_2012_256:
order = 64;
break;
}
s = BN_bin2bn(sigbuf, siglen / 2, NULL);
r = BN_bin2bn(sigbuf + siglen / 2, siglen / 2, NULL);
- ECDSA_SIG_set0(sig, r, s);
+ ECDSA_SIG_set0(sig, r, s);
return sig;
}
static int pkey_gost_magma_mac_init(EVP_PKEY_CTX *ctx)
{
- return pkey_gost_omac_init(ctx, 8);
+ return pkey_gost_omac_init(ctx, 8);
}
static int pkey_gost_grasshopper_mac_init(EVP_PKEY_CTX *ctx)
{
- return pkey_gost_omac_init(ctx, 16);
+ return pkey_gost_omac_init(ctx, 16);
}
static void pkey_gost_mac_cleanup(EVP_PKEY_CTX *ctx)
OPENSSL_free(data);
}
-static int pkey_gost_mac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
+static int pkey_gost_mac_copy(EVP_PKEY_CTX *dst, ossl3_const EVP_PKEY_CTX *src)
{
struct gost_mac_pmeth_data *dst_data, *src_data;
if (!pkey_gost_mac_init(dst)) {
case EVP_PKEY_CTRL_DIGESTINIT:
{
EVP_MD_CTX *mctx = p2;
- struct gost_mac_key *key;
if (!data->key_set) {
+ struct gost_mac_key *key;
EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx);
if (!pkey) {
GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL,
}
param = get_encryption_params(obj);
- ASN1_OBJECT_free(obj);
+ ASN1_OBJECT_free(obj);
if (param == NULL) {
GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL_STR, GOST_R_INVALID_MAC_PARAMS);
return 0;
case EVP_PKEY_CTRL_DIGESTINIT:
{
EVP_MD_CTX *mctx = p2;
- struct gost_mac_key *key;
if (!data->key_set) {
+ struct gost_mac_key *key;
EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx);
if (!pkey) {
GOSTerr(GOST_F_PKEY_GOST_OMAC_CTRL,
static int pkey_gost_magma_mac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
{
- return pkey_gost_omac_ctrl(ctx, type, p1, p2, 8);
+ return pkey_gost_omac_ctrl(ctx, type, p1, p2, 8);
}
static int pkey_gost_grasshopper_mac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
{
- return pkey_gost_omac_ctrl(ctx, type, p1, p2, 16);
+ return pkey_gost_omac_ctrl(ctx, type, p1, p2, 16);
}
static int pkey_gost_omac_ctrl_str(EVP_PKEY_CTX *ctx,
static int pkey_gost_magma_mac_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
- return pkey_gost_omac_ctrl_str(ctx, type, value, 8);
+ return pkey_gost_omac_ctrl_str(ctx, type, value, 8);
}
static int pkey_gost_grasshopper_mac_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
- return pkey_gost_omac_ctrl_str(ctx, type, value, 8);
+ return pkey_gost_omac_ctrl_str(ctx, type, value, 8);
}
static int pkey_gost_mac_keygen_base(EVP_PKEY_CTX *ctx,
}
EVP_MD_meth_get_ctrl(EVP_MD_CTX_md(mctx))
- (mctx, EVP_MD_CTRL_MAC_LEN, data->mac_size, NULL);
+ (mctx, EVP_MD_CTRL_XOF_LEN, data->mac_size, NULL);
ret = EVP_DigestFinal_ex(mctx, sig, &tmpsiglen);
*siglen = data->mac_size;
return ret;
}
+/* ----------- misc callbacks -------------------------------------*/
+
+/* Callback for both EVP_PKEY_check() and EVP_PKEY_public_check. */
+static int pkey_gost_check(EVP_PKEY *pkey)
+{
+ return EC_KEY_check_key(EVP_PKEY_get0(pkey));
+}
+
/* ----------------------------------------------------------------*/
int register_pmeth_gost(int id, EVP_PKEY_METHOD **pmeth, int flags)
{
switch (id) {
case NID_id_GostR3410_2001:
+ case NID_id_GostR3410_2001DH:
EVP_PKEY_meth_set_ctrl(*pmeth,
pkey_gost_ctrl, pkey_gost_ec_ctrl_str_256);
EVP_PKEY_meth_set_sign(*pmeth, NULL, pkey_gost_ec_cp_sign);
pkey_gost_derive_init, pkey_gost_ec_derive);
EVP_PKEY_meth_set_paramgen(*pmeth, pkey_gost_paramgen_init,
pkey_gost2001_paramgen);
+ EVP_PKEY_meth_set_check(*pmeth, pkey_gost_check);
+ EVP_PKEY_meth_set_public_check(*pmeth, pkey_gost_check);
break;
case NID_id_GostR3410_2012_256:
EVP_PKEY_meth_set_ctrl(*pmeth,
EVP_PKEY_meth_set_paramgen(*pmeth,
pkey_gost_paramgen_init,
pkey_gost2012_paramgen);
+ EVP_PKEY_meth_set_check(*pmeth, pkey_gost_check);
+ EVP_PKEY_meth_set_public_check(*pmeth, pkey_gost_check);
break;
case NID_id_GostR3410_2012_512:
EVP_PKEY_meth_set_ctrl(*pmeth,
EVP_PKEY_meth_set_paramgen(*pmeth,
pkey_gost_paramgen_init,
pkey_gost2012_paramgen);
+ EVP_PKEY_meth_set_check(*pmeth, pkey_gost_check);
+ EVP_PKEY_meth_set_public_check(*pmeth, pkey_gost_check);
break;
case NID_id_Gost28147_89_MAC:
EVP_PKEY_meth_set_ctrl(*pmeth, pkey_gost_mac_ctrl,
projects / openssl-gost / engine.git / blobdiff