#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)
}
/* 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 -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);
+ }
+ 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')) {
+ switch (toupper((unsigned char)value[2])) {
+ case 'A':
+ param_nid = NID_id_tc26_gost_3410_2012_256_paramSetA;
+ break;
+ case 'B':
+ param_nid = NID_id_tc26_gost_3410_2012_256_paramSetB;
+ break;
+ case 'C':
+ param_nid = NID_id_tc26_gost_3410_2012_256_paramSetC;
+ break;
+ case 'D':
+ param_nid = NID_id_tc26_gost_3410_2012_256_paramSetD;
+ break;
+ default:
+ return 0;
+ }
} else {
R3410_ec_params *p = R3410_2001_paramset;
param_nid = OBJ_txt2nid(value);
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;
param_nid = NID_id_tc26_gost_3410_2012_512_paramSetB;
break;
+ case 'C':
+ param_nid = NID_id_tc26_gost_3410_2012_512_paramSetC;
+ break;
+
default:
return 0;
}
switch (data->sign_param_nid) {
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;
case NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet:
case NID_id_GostR3410_2001_CryptoPro_XchB_ParamSet:
case NID_id_GostR3410_2001_TestParamSet:
+ case NID_id_tc26_gost_3410_2012_256_paramSetA:
+ case NID_id_tc26_gost_3410_2012_256_paramSetB:
+ case NID_id_tc26_gost_3410_2012_256_paramSetC:
+ case NID_id_tc26_gost_3410_2012_256_paramSetD:
result =
(EVP_PKEY_assign(pkey, NID_id_GostR3410_2012_256, ec)) ? 1 : 0;
break;
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,
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,
}
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)
{
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,