/*
- * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
#include <openssl/x509.h>
#include <openssl/asn1.h>
#include <openssl/bn.h>
-#include <openssl/cms.h>
#include <openssl/core_names.h>
+#include <openssl/param_build.h>
#include "internal/cryptlib.h"
#include "crypto/asn1.h"
+#include "crypto/dsa.h"
#include "crypto/evp.h"
-#include "internal/param_build.h"
+#include "internal/ffc.h"
#include "dsa_local.h"
-static int dsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
+static int dsa_pub_decode(EVP_PKEY *pkey, const X509_PUBKEY *pubkey)
{
const unsigned char *p, *pm;
int pklen, pmlen;
if (to->pkey.dsa == NULL)
return 0;
}
- if (!ffc_params_copy(&to->pkey.dsa->params, &from->pkey.dsa->params))
+ if (!ossl_ffc_params_copy(&to->pkey.dsa->params, &from->pkey.dsa->params))
return 0;
to->pkey.dsa->dirty_cnt++;
static int dsa_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
{
- return ffc_params_cmp(&a->pkey.dsa->params, &b->pkey.dsa->params, 1);
+ return ossl_ffc_params_cmp(&a->pkey.dsa->params, &b->pkey.dsa->params, 1);
}
static int dsa_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
goto err;
if (!ASN1_bn_print(bp, "pub: ", pub_key, NULL, off))
goto err;
- if (!ffc_params_print(bp, &x->params, off))
+ if (!ossl_ffc_params_print(bp, &x->params, off))
goto err;
ret = 1;
err:
X509_ALGOR_set0(alg2, OBJ_nid2obj(snid), V_ASN1_UNDEF, 0);
}
return 1;
-#ifndef OPENSSL_NO_CMS
- case ASN1_PKEY_CTRL_CMS_SIGN:
- if (arg1 == 0) {
- int snid, hnid;
- X509_ALGOR *alg1, *alg2;
- CMS_SignerInfo_get0_algs(arg2, NULL, NULL, &alg1, &alg2);
- if (alg1 == NULL || alg1->algorithm == NULL)
- return -1;
- hnid = OBJ_obj2nid(alg1->algorithm);
- if (hnid == NID_undef)
- return -1;
- if (!OBJ_find_sigid_by_algs(&snid, hnid, EVP_PKEY_id(pkey)))
- return -1;
- X509_ALGOR_set0(alg2, OBJ_nid2obj(snid), V_ASN1_UNDEF, 0);
- }
- return 1;
-
- case ASN1_PKEY_CTRL_CMS_RI_TYPE:
- *(int *)arg2 = CMS_RECIPINFO_NONE;
- return 1;
-#endif
case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
*(int *)arg2 = NID_sha256;
}
static int dsa_pkey_export_to(const EVP_PKEY *from, void *to_keydata,
- EVP_KEYMGMT *to_keymgmt)
+ EVP_KEYMGMT *to_keymgmt, OPENSSL_CTX *libctx,
+ const char *propq)
{
DSA *dsa = from->pkey.dsa;
- OSSL_PARAM_BLD tmpl;
+ OSSL_PARAM_BLD *tmpl;
const BIGNUM *p = DSA_get0_p(dsa), *g = DSA_get0_g(dsa);
const BIGNUM *q = DSA_get0_q(dsa), *pub_key = DSA_get0_pub_key(dsa);
const BIGNUM *priv_key = DSA_get0_priv_key(dsa);
OSSL_PARAM *params;
- int rv;
+ int selection = 0;
+ int rv = 0;
+
+ /*
+ * If the DSA method is foreign, then we can't be sure of anything, and
+ * can therefore not export or pretend to export.
+ */
+ if (DSA_get_method(dsa) != DSA_OpenSSL())
+ return 0;
if (p == NULL || q == NULL || g == NULL)
return 0;
- ossl_param_bld_init(&tmpl);
- if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_P, p)
- || !ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_Q, q)
- || !ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_G, g))
- return 0;
- if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_PUB_KEY,
- pub_key))
+ tmpl = OSSL_PARAM_BLD_new();
+ if (tmpl == NULL)
return 0;
+
+ if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_P, p)
+ || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_Q, q)
+ || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_G, g))
+ goto err;
+ selection |= OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS;
+ if (pub_key != NULL) {
+ if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PUB_KEY,
+ pub_key))
+ goto err;
+ selection |= OSSL_KEYMGMT_SELECT_PUBLIC_KEY;
+ }
if (priv_key != NULL) {
- if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_PRIV_KEY,
+ if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PRIV_KEY,
priv_key))
- return 0;
+ goto err;
+ selection |= OSSL_KEYMGMT_SELECT_PRIVATE_KEY;
}
- if ((params = ossl_param_bld_to_param(&tmpl)) == NULL)
- return 0;
+ if ((params = OSSL_PARAM_BLD_to_param(tmpl)) == NULL)
+ goto err;
/* We export, the provider imports */
- rv = evp_keymgmt_import(to_keymgmt, to_keydata, OSSL_KEYMGMT_SELECT_ALL,
- params);
-
- ossl_param_bld_free(params);
+ rv = evp_keymgmt_import(to_keymgmt, to_keydata, selection, params);
+ OSSL_PARAM_BLD_free_params(params);
+err:
+ OSSL_PARAM_BLD_free(tmpl);
return rv;
}
+static int dsa_pkey_import_from(const OSSL_PARAM params[], void *vpctx)
+{
+ EVP_PKEY_CTX *pctx = vpctx;
+ EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(pctx);
+ DSA *dsa = dsa_new_with_ctx(pctx->libctx);
+
+ if (dsa == NULL) {
+ ERR_raise(ERR_LIB_DSA, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+
+ if (!dsa_ffc_params_fromdata(dsa, params)
+ || !dsa_key_fromdata(dsa, params)
+ || !EVP_PKEY_assign_DSA(pkey, dsa)) {
+ DSA_free(dsa);
+ return 0;
+ }
+ return 1;
+}
+
/* NB these are sorted in pkey_id order, lowest first */
const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[5] = {
NULL, NULL, NULL, NULL,
dsa_pkey_dirty_cnt,
- dsa_pkey_export_to
+ dsa_pkey_export_to,
+ dsa_pkey_import_from
}
};