#include "cryptlib.h"
#include <openssl/x509.h>
#include <openssl/rand.h>
+#include <openssl/rsa.h>
+#include <openssl/dsa.h>
+#include <openssl/bn.h>
#ifndef OPENSSL_NO_DSA
static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
/* Extract a private key from a PKCS8 structure */
-EVP_PKEY *EVP_PKCS82PKEY (PKCS8_PRIV_KEY_INFO *p8)
+EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8)
{
EVP_PKEY *pkey = NULL;
#ifndef OPENSSL_NO_RSA
#endif
#ifndef OPENSSL_NO_DSA
DSA *dsa = NULL;
+ ASN1_TYPE *t1, *t2;
+ ASN1_INTEGER *privkey;
+ STACK_OF(ASN1_TYPE) *ndsa = NULL;
#endif
#ifndef OPENSSL_NO_EC
EC_KEY *eckey = NULL;
+ const unsigned char *p_tmp;
#endif
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
- ASN1_INTEGER *privkey;
- ASN1_TYPE *t1, *t2, *param = NULL;
- STACK_OF(ASN1_TYPE) *n_stack = NULL;
+#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
+ ASN1_TYPE *param = NULL;
BN_CTX *ctx = NULL;
int plen;
#endif
X509_ALGOR *a;
- unsigned char *p;
+ const unsigned char *p;
const unsigned char *cp;
int pkeylen;
int nid;
EVP_PKEY_assign_RSA (pkey, rsa);
break;
#endif
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
- case NID_ecdsa_with_SHA1:
+#ifndef OPENSSL_NO_DSA
case NID_dsa:
- /* PKCS#8 DSA/ECDSA is weird: you just get a private key integer
+ /* PKCS#8 DSA is weird: you just get a private key integer
* and parameters in the AlgorithmIdentifier the pubkey must
* be recalculated.
*/
- /* Check for broken DSA/ECDSA PKCS#8, UGH! */
- if(*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED))
- {
- if(!(n_stack = ASN1_seq_unpack_ASN1_TYPE(p, pkeylen,
+ /* Check for broken DSA PKCS#8, UGH! */
+ if(*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) {
+ if(!(ndsa = ASN1_seq_unpack_ASN1_TYPE(p, pkeylen,
d2i_ASN1_TYPE,
- ASN1_TYPE_free)))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
- }
- if(sk_ASN1_TYPE_num(n_stack) != 2 )
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
- }
+ ASN1_TYPE_free))) {
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
+ goto dsaerr;
+ }
+ if(sk_ASN1_TYPE_num(ndsa) != 2 ) {
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
+ goto dsaerr;
+ }
/* Handle Two broken types:
* SEQUENCE {parameters, priv_key}
* SEQUENCE {pub_key, priv_key}
*/
- t1 = sk_ASN1_TYPE_value(n_stack, 0);
- t2 = sk_ASN1_TYPE_value(n_stack, 1);
- if(t1->type == V_ASN1_SEQUENCE)
- {
+ t1 = sk_ASN1_TYPE_value(ndsa, 0);
+ t2 = sk_ASN1_TYPE_value(ndsa, 1);
+ if(t1->type == V_ASN1_SEQUENCE) {
p8->broken = PKCS8_EMBEDDED_PARAM;
param = t1;
- }
- else if(a->parameter->type == V_ASN1_SEQUENCE)
- {
+ } else if(a->parameter->type == V_ASN1_SEQUENCE) {
p8->broken = PKCS8_NS_DB;
param = a->parameter;
- }
- else
- {
+ } else {
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ goto dsaerr;
}
if(t2->type != V_ASN1_INTEGER) {
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ goto dsaerr;
}
privkey = t2->value.integer;
- }
- else
- {
- if (!(privkey=d2i_ASN1_INTEGER (NULL, &p, pkeylen)))
- {
+ } else {
+ if (!(privkey=d2i_ASN1_INTEGER (NULL, &p, pkeylen))) {
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ goto dsaerr;
}
param = p8->pkeyalg->parameter;
}
- if (!param || (param->type != V_ASN1_SEQUENCE))
- {
+ if (!param || (param->type != V_ASN1_SEQUENCE)) {
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ goto dsaerr;
}
cp = p = param->value.sequence->data;
plen = param->value.sequence->length;
- if (!(ctx = BN_CTX_new()))
- {
+ if (!(dsa = d2i_DSAparams (NULL, &cp, plen))) {
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
+ goto dsaerr;
+ }
+ /* We have parameters now set private key */
+ if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL))) {
+ EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_DECODE_ERROR);
+ goto dsaerr;
+ }
+ /* Calculate public key (ouch!) */
+ if (!(dsa->pub_key = BN_new())) {
EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
- goto err;
+ goto dsaerr;
+ }
+ if (!(ctx = BN_CTX_new())) {
+ EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
+ goto dsaerr;
}
- if (nid == NID_dsa)
+
+ if (!BN_mod_exp(dsa->pub_key, dsa->g,
+ dsa->priv_key, dsa->p, ctx)) {
+
+ EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_PUBKEY_ERROR);
+ goto dsaerr;
+ }
+
+ EVP_PKEY_assign_DSA(pkey, dsa);
+ BN_CTX_free (ctx);
+ if(ndsa) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
+ else ASN1_INTEGER_free(privkey);
+ break;
+ dsaerr:
+ BN_CTX_free (ctx);
+ sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
+ DSA_free(dsa);
+ EVP_PKEY_free(pkey);
+ return NULL;
+ break;
+#endif
+#ifndef OPENSSL_NO_EC
+ case NID_X9_62_id_ecPublicKey:
+ p_tmp = p;
+ /* extract the ec parameters */
+ param = p8->pkeyalg->parameter;
+
+ if (!param || ((param->type != V_ASN1_SEQUENCE) &&
+ (param->type != V_ASN1_OBJECT)))
{
-#ifndef OPENSSL_NO_DSA
- if (!(dsa = d2i_DSAparams (NULL, &cp, plen)))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
- }
- /* We have parameters now set private key */
- if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL)))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_DECODE_ERROR);
- goto err;
- }
- /* Calculate public key (ouch!) */
- if (!(dsa->pub_key = BN_new()))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!BN_mod_exp(dsa->pub_key, dsa->g,
- dsa->priv_key, dsa->p, ctx))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_PUBKEY_ERROR);
- goto err;
- }
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
+ goto ecerr;
+ }
- EVP_PKEY_assign_DSA(pkey, dsa);
- BN_CTX_free(ctx);
- if(n_stack) sk_ASN1_TYPE_pop_free(n_stack, ASN1_TYPE_free);
- else ASN1_INTEGER_free(privkey);
-#else
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
- goto err;
-#endif
- }
- else /* nid == NID_ecdsa_with_SHA1 */
+ if (param->type == V_ASN1_SEQUENCE)
{
-#ifndef OPENSSL_NO_ECDSA
- if ((eckey = d2i_ECParameters(NULL, &cp,
- plen)) == NULL)
+ cp = p = param->value.sequence->data;
+ plen = param->value.sequence->length;
+
+ if (!(eckey = d2i_ECParameters(NULL, &cp, plen)))
{
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ EVPerr(EVP_F_EVP_PKCS82PKEY,
+ EVP_R_DECODE_ERROR);
+ goto ecerr;
}
- if ((eckey->priv_key = ASN1_INTEGER_to_BN(privkey,
- NULL)) == NULL)
+ }
+ else
+ {
+ cp = p = param->value.object->data;
+ plen = param->value.object->length;
+
+ /* type == V_ASN1_OBJECT => the parameters are given
+ * by an asn1 OID
+ */
+ if ((eckey = EC_KEY_new()) == NULL)
{
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto err;
+ EVPerr(EVP_F_EVP_PKCS82PKEY,
+ ERR_R_MALLOC_FAILURE);
+ goto ecerr;
}
- if ((eckey->pub_key = EC_POINT_new(eckey->group)) == NULL)
+ if ((eckey->group = EC_GROUP_new_by_curve_name(
+ OBJ_obj2nid(a->parameter->value.object))) == NULL)
+ goto ecerr;
+ EC_GROUP_set_asn1_flag(eckey->group,
+ OPENSSL_EC_NAMED_CURVE);
+ }
+
+ /* We have parameters now set private key */
+ if (!d2i_ECPrivateKey(&eckey, &p_tmp, pkeylen))
+ {
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
+ goto ecerr;
+ }
+
+ /* calculate public key (if necessary) */
+ if (!eckey->pub_key)
+ {
+ /* the public key was not included in the SEC1 private
+ * key => calculate the public key */
+ eckey->pub_key = EC_POINT_new(eckey->group);
+ if (!eckey->pub_key)
{
EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto err;
+ goto ecerr;
}
if (!EC_POINT_copy(eckey->pub_key,
EC_GROUP_get0_generator(eckey->group)))
{
EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto err;
+ goto ecerr;
}
if (!EC_POINT_mul(eckey->group, eckey->pub_key,
eckey->priv_key, NULL, NULL, ctx))
{
EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto err;
+ goto ecerr;
}
-
- EVP_PKEY_assign_EC_KEY(pkey, eckey);
- BN_CTX_free(ctx);
- if (n_stack) sk_ASN1_TYPE_pop_free(n_stack, ASN1_TYPE_free);
- else
- ASN1_INTEGER_free(privkey);
-#else
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
- goto err;
-#endif
}
+
+ EVP_PKEY_assign_EC_KEY(pkey, eckey);
+ if (ctx)
+ BN_CTX_free(ctx);
break;
-err:
- if (ctx) BN_CTX_free(ctx);
- sk_ASN1_TYPE_pop_free(n_stack, ASN1_TYPE_free);
-#ifndef OPENSSL_NO_DSA
- if (dsa) DSA_free(dsa);
-#endif
-#ifndef OPENSSL_NO_EC
- if (eckey)
+ecerr:
+ if (ctx)
+ BN_CTX_free(ctx);
+ if (eckey)
EC_KEY_free(eckey);
-#endif
- if (pkey) EVP_PKEY_free(pkey);
+ if (pkey)
+ EVP_PKEY_free(pkey);
return NULL;
- break;
#endif
default:
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
- if (!a->algorithm) strcpy (obj_tmp, "NULL");
+ if (!a->algorithm) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp);
else i2t_ASN1_OBJECT(obj_tmp, 80, a->algorithm);
ERR_add_error_data(2, "TYPE=", obj_tmp);
EVP_PKEY_free (pkey);
PKCS8_PRIV_KEY_INFO *p8;
if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
return NULL;
}
p8->broken = broken;
- ASN1_INTEGER_set (p8->version, 0);
+ if (!ASN1_INTEGER_set(p8->version, 0)) {
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
+ PKCS8_PRIV_KEY_INFO_free (p8);
+ return NULL;
+ }
if (!(p8->pkeyalg->parameter = ASN1_TYPE_new ())) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
PKCS8_PRIV_KEY_INFO_free (p8);
return NULL;
}
p8->pkeyalg->algorithm = OBJ_nid2obj(NID_rsaEncryption);
p8->pkeyalg->parameter->type = V_ASN1_NULL;
- if (!ASN1_pack_string ((char *)pkey, i2d_PrivateKey,
+ if (!ASN1_pack_string_of (EVP_PKEY,pkey, i2d_PrivateKey,
&p8->pkey->value.octet_string)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
PKCS8_PRIV_KEY_INFO_free (p8);
return NULL;
}
break;
#endif
-#ifndef OPENSSL_NO_ECDSA
- case EVP_PKEY_ECDSA:
+#ifndef OPENSSL_NO_EC
+ case EVP_PKEY_EC:
if (!eckey_pkey2pkcs8(p8, pkey))
{
PKCS8_PRIV_KEY_INFO_free(p8);
break;
#endif
default:
- EVPerr(EVP_F_EVP_PKEY2PKCS8, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
PKCS8_PRIV_KEY_INFO_free (p8);
return NULL;
}
RAND_add(p8->pkey->value.octet_string->data,
- p8->pkey->value.octet_string->length, 0);
+ p8->pkey->value.octet_string->length, 0.0);
return p8;
}
break;
default:
- EVPerr(EVP_F_EVP_PKCS8_SET_BROKEN,EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
+ EVPerr(EVP_F_PKCS8_SET_BROKEN,EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
return NULL;
- break;
-
}
}
#ifndef OPENSSL_NO_DSA
static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
{
- ASN1_STRING *params;
- ASN1_INTEGER *prkey;
- ASN1_TYPE *ttmp;
- STACK_OF(ASN1_TYPE) *ndsa;
- unsigned char *p, *q;
+ ASN1_STRING *params = NULL;
+ ASN1_INTEGER *prkey = NULL;
+ ASN1_TYPE *ttmp = NULL;
+ STACK_OF(ASN1_TYPE) *ndsa = NULL;
+ unsigned char *p = NULL, *q;
int len;
p8->pkeyalg->algorithm = OBJ_nid2obj(NID_dsa);
len = i2d_DSAparams (pkey->pkey.dsa, NULL);
if (!(p = OPENSSL_malloc(len))) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- PKCS8_PRIV_KEY_INFO_free (p8);
- return 0;
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
}
q = p;
i2d_DSAparams (pkey->pkey.dsa, &q);
- params = ASN1_STRING_new();
- ASN1_STRING_set(params, p, len);
+ if (!(params = ASN1_STRING_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!ASN1_STRING_set(params, p, len)) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
OPENSSL_free(p);
+ p = NULL;
/* Get private key into integer */
if (!(prkey = BN_to_ASN1_INTEGER (pkey->pkey.dsa->priv_key, NULL))) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
- return 0;
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
+ goto err;
}
switch(p8->broken) {
case PKCS8_OK:
case PKCS8_NO_OCTET:
- if (!ASN1_pack_string((char *)prkey, i2d_ASN1_INTEGER,
+ if (!ASN1_pack_string_of(ASN1_INTEGER,prkey, i2d_ASN1_INTEGER,
&p8->pkey->value.octet_string)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- M_ASN1_INTEGER_free (prkey);
- return 0;
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
}
M_ASN1_INTEGER_free (prkey);
+ prkey = NULL;
p8->pkeyalg->parameter->value.sequence = params;
+ params = NULL;
p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
break;
case PKCS8_NS_DB:
p8->pkeyalg->parameter->value.sequence = params;
+ params = NULL;
p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
- ndsa = sk_ASN1_TYPE_new_null();
- ttmp = ASN1_TYPE_new();
- if (!(ttmp->value.integer = BN_to_ASN1_INTEGER (pkey->pkey.dsa->pub_key, NULL))) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
- PKCS8_PRIV_KEY_INFO_free(p8);
- return 0;
+ if (!(ndsa = sk_ASN1_TYPE_new_null())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!(ttmp = ASN1_TYPE_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!(ttmp->value.integer =
+ BN_to_ASN1_INTEGER(pkey->pkey.dsa->pub_key, NULL))) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
+ goto err;
}
ttmp->type = V_ASN1_INTEGER;
- sk_ASN1_TYPE_push(ndsa, ttmp);
+ if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
- ttmp = ASN1_TYPE_new();
+ if (!(ttmp = ASN1_TYPE_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
ttmp->value.integer = prkey;
+ prkey = NULL;
ttmp->type = V_ASN1_INTEGER;
- sk_ASN1_TYPE_push(ndsa, ttmp);
+ if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ttmp = NULL;
- p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
+ if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
&p8->pkey->value.octet_string->data,
&p8->pkey->value.octet_string->length)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- M_ASN1_INTEGER_free(prkey);
- return 0;
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
}
sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
break;
case PKCS8_EMBEDDED_PARAM:
p8->pkeyalg->parameter->type = V_ASN1_NULL;
- ndsa = sk_ASN1_TYPE_new_null();
- ttmp = ASN1_TYPE_new();
+ if (!(ndsa = sk_ASN1_TYPE_new_null())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!(ttmp = ASN1_TYPE_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
ttmp->value.sequence = params;
+ params = NULL;
ttmp->type = V_ASN1_SEQUENCE;
- sk_ASN1_TYPE_push(ndsa, ttmp);
+ if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
- ttmp = ASN1_TYPE_new();
+ if (!(ttmp = ASN1_TYPE_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
ttmp->value.integer = prkey;
+ prkey = NULL;
ttmp->type = V_ASN1_INTEGER;
- sk_ASN1_TYPE_push(ndsa, ttmp);
+ if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ttmp = NULL;
- p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
+ if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
&p8->pkey->value.octet_string->data,
&p8->pkey->value.octet_string->length)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- M_ASN1_INTEGER_free (prkey);
- return 0;
+ EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
+ goto err;
}
sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
break;
}
return 1;
+err:
+ if (p != NULL) OPENSSL_free(p);
+ if (params != NULL) ASN1_STRING_free(params);
+ if (prkey != NULL) M_ASN1_INTEGER_free(prkey);
+ if (ttmp != NULL) ASN1_TYPE_free(ttmp);
+ if (ndsa != NULL) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
+ return 0;
}
#endif
#ifndef OPENSSL_NO_EC
static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
{
- ASN1_STRING *params=NULL;
- ASN1_INTEGER *prkey=NULL;
- ASN1_TYPE *ttmp=NULL;
- STACK_OF(ASN1_TYPE) *neckey=NULL;
- unsigned char *p=NULL, *q=NULL;
- int len=0;
- EC_POINT *point=NULL;
+ EC_KEY *eckey;
+ unsigned char *p, *pp;
+ int nid, i, ret = 0;
+ unsigned int tmp_flags;
if (pkey->pkey.eckey == NULL || pkey->pkey.eckey->group == NULL)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS);
return 0;
}
- p8->pkeyalg->algorithm = OBJ_nid2obj(NID_ecdsa_with_SHA1);
- len = i2d_ECParameters(pkey->pkey.eckey, NULL);
- if ((p = OPENSSL_malloc(len)) == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- q = p;
- if (!i2d_ECParameters(pkey->pkey.eckey, &q))
+ eckey = pkey->pkey.eckey;
+
+ /* set the ec parameters OID */
+ if (p8->pkeyalg->algorithm)
+ ASN1_OBJECT_free(p8->pkeyalg->algorithm);
+
+ p8->pkeyalg->algorithm = OBJ_nid2obj(NID_X9_62_id_ecPublicKey);
+
+ /* set the ec parameters */
+
+ if (p8->pkeyalg->parameter)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_ECDSA_LIB);
- OPENSSL_free(p);
- return 0;
+ ASN1_TYPE_free(p8->pkeyalg->parameter);
+ p8->pkeyalg->parameter = NULL;
}
- if ((params = ASN1_STRING_new()) == NULL)
+
+ if ((p8->pkeyalg->parameter = ASN1_TYPE_new()) == NULL)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- OPENSSL_free(p);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
return 0;
-
}
- if (!ASN1_STRING_set(params, p, len))
+
+ if (EC_GROUP_get_asn1_flag(eckey->group)
+ && (nid = EC_GROUP_get_curve_name(eckey->group)))
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
- OPENSSL_free(p);
- return 0;
+ /* we have a 'named curve' => just set the OID */
+ p8->pkeyalg->parameter->type = V_ASN1_OBJECT;
+ p8->pkeyalg->parameter->value.object = OBJ_nid2obj(nid);
}
- OPENSSL_free(p);
- if ((prkey = BN_to_ASN1_INTEGER(pkey->pkey.eckey->priv_key, NULL))
- == NULL)
+ else /* explicit parameters */
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
- return 0;
- }
-
- switch(p8->broken) {
-
- case PKCS8_OK:
- case PKCS8_NO_OCTET:
-
- if (!ASN1_pack_string((char *)prkey, i2d_ASN1_INTEGER,
- &p8->pkey->value.octet_string))
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- M_ASN1_INTEGER_free(prkey);
- return 0;
- }
-
- ASN1_INTEGER_free(prkey);
- p8->pkeyalg->parameter->value.sequence = params;
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
-
- break;
-
- case PKCS8_NS_DB:
-
- p8->pkeyalg->parameter->value.sequence = params;
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
- neckey = sk_ASN1_TYPE_new_null();
- if (neckey == NULL || (ttmp = ASN1_TYPE_new()) == NULL)
+ if ((i = i2d_ECParameters(eckey, NULL)) == 0)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
return 0;
}
-
- if ((point = EC_GROUP_get0_generator(pkey->pkey.eckey->group))
- == NULL)
+ if ((p = (unsigned char *) OPENSSL_malloc(i)) == NULL)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
return 0;
- }
- len = EC_POINT_point2oct(pkey->pkey.eckey->group, point,
- pkey->pkey.eckey->conv_form, NULL, 0, NULL);
- p = OPENSSL_malloc(len);
- if (!len || !p || !EC_POINT_point2oct(pkey->pkey.eckey->group,
- point, pkey->pkey.eckey->conv_form, p, len, NULL))
+ }
+ pp = p;
+ if (!i2d_ECParameters(eckey, &pp))
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_EC_LIB);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
OPENSSL_free(p);
return 0;
}
- if ((ttmp->value.octet_string =ASN1_OCTET_STRING_new()) == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- if (!ASN1_OCTET_STRING_set(ttmp->value.octet_string, p, len))
+ p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
+ if ((p8->pkeyalg->parameter->value.sequence
+ = ASN1_STRING_new()) == NULL)
{
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, EVP_R_ASN1_LIB);
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
+ OPENSSL_free(p);
return 0;
}
+ ASN1_STRING_set(p8->pkeyalg->parameter->value.sequence, p, i);
OPENSSL_free(p);
-
- ttmp->type = V_ASN1_OCTET_STRING;
- if (!sk_ASN1_TYPE_push(neckey, ttmp))
- {
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
-
- if ((ttmp = ASN1_TYPE_new()) == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- ttmp->value.integer = prkey;
- ttmp->type = V_ASN1_INTEGER;
- if (!sk_ASN1_TYPE_push(neckey, ttmp))
- {
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
-
- if ((p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())
- == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- return 0;
- }
-
- if (!ASN1_seq_pack_ASN1_TYPE(neckey, i2d_ASN1_TYPE,
- &p8->pkey->value.octet_string->data,
- &p8->pkey->value.octet_string->length))
- {
-
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- return 0;
- }
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- break;
+ }
- case PKCS8_EMBEDDED_PARAM:
+ /* set the private key */
- p8->pkeyalg->parameter->type = V_ASN1_NULL;
- neckey = sk_ASN1_TYPE_new_null();
- if ((ttmp = ASN1_TYPE_new()) == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
- ttmp->value.sequence = params;
- ttmp->type = V_ASN1_SEQUENCE;
- if (!sk_ASN1_TYPE_push(neckey, ttmp))
- {
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
+ /* do not include the parameters in the SEC1 private key
+ * see PKCS#11 12.11 */
+ tmp_flags = pkey->pkey.eckey->enc_flag;
+ pkey->pkey.eckey->enc_flag |= EC_PKEY_NO_PARAMETERS;
+ i = i2d_ECPrivateKey(pkey->pkey.eckey, NULL);
+ if (!i)
+ {
+ pkey->pkey.eckey->enc_flag = tmp_flags;
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
+ return 0;
+ }
+ p = (unsigned char *) OPENSSL_malloc(i);
+ if (!p)
+ {
+ pkey->pkey.eckey->enc_flag = tmp_flags;
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ pp = p;
+ if (!i2d_ECPrivateKey(pkey->pkey.eckey, &pp))
+ {
+ pkey->pkey.eckey->enc_flag = tmp_flags;
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
+ OPENSSL_free(p);
+ return 0;
+ }
+ /* restore old encoding flags */
+ pkey->pkey.eckey->enc_flag = tmp_flags;
- if ((ttmp = ASN1_TYPE_new()) == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
- ttmp->value.integer = prkey;
- ttmp->type = V_ASN1_INTEGER;
- if (!sk_ASN1_TYPE_push(neckey, ttmp))
- {
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- ASN1_INTEGER_free(prkey);
- return 0;
- }
+ switch(p8->broken) {
- if ((p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())
- == NULL)
- {
- EVPerr(EVP_F_EC_KEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- return 0;
- }
+ case PKCS8_OK:
+ p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
+ if (!p8->pkey->value.octet_string ||
+ !M_ASN1_OCTET_STRING_set(p8->pkey->value.octet_string,
+ (const void *)p, i))
- if (!ASN1_seq_pack_ASN1_TYPE(neckey, i2d_ASN1_TYPE,
- &p8->pkey->value.octet_string->data,
- &p8->pkey->value.octet_string->length))
{
- EVPerr(EVP_F_ECDSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
- return 0;
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
}
- sk_ASN1_TYPE_pop_free(neckey, ASN1_TYPE_free);
+ else
+ ret = 1;
break;
+ case PKCS8_NO_OCTET: /* RSA specific */
+ case PKCS8_NS_DB: /* DSA specific */
+ case PKCS8_EMBEDDED_PARAM: /* DSA specific */
+ default:
+ EVPerr(EVP_F_ECKEY_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
}
- return 1;
+ OPENSSL_cleanse(p, (size_t)i);
+ OPENSSL_free(p);
+ return ret;
}
#endif