Index: openssl/crypto/evp/evp_pkey.c |
=================================================================== |
--- openssl/crypto/evp/evp_pkey.c (revision 105093) |
+++ openssl/crypto/evp/evp_pkey.c (working copy) |
@@ -3,7 +3,7 @@ |
* project 1999. |
*/ |
/* ==================================================================== |
- * Copyright (c) 1999-2002 The OpenSSL Project. All rights reserved. |
+ * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
@@ -61,287 +61,52 @@ |
#include "cryptlib.h" |
#include <openssl/x509.h> |
#include <openssl/rand.h> |
-#ifndef OPENSSL_NO_RSA |
-#include <openssl/rsa.h> |
-#endif |
-#ifndef OPENSSL_NO_DSA |
-#include <openssl/dsa.h> |
-#endif |
-#include <openssl/bn.h> |
+#include "asn1_locl.h" |
-#ifndef OPENSSL_NO_DSA |
-static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey); |
-#endif |
-#ifndef OPENSSL_NO_EC |
-static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey); |
-#endif |
- |
/* Extract a private key from a PKCS8 structure */ |
EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8) |
{ |
EVP_PKEY *pkey = NULL; |
-#ifndef OPENSSL_NO_RSA |
- RSA *rsa = NULL; |
-#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_EC) |
- ASN1_TYPE *param = NULL; |
- BN_CTX *ctx = NULL; |
- int plen; |
-#endif |
- X509_ALGOR *a; |
- const unsigned char *p; |
- const unsigned char *cp; |
- int pkeylen; |
- int nid; |
+ ASN1_OBJECT *algoid; |
char obj_tmp[80]; |
- if(p8->pkey->type == V_ASN1_OCTET_STRING) { |
- p8->broken = PKCS8_OK; |
- p = p8->pkey->value.octet_string->data; |
- pkeylen = p8->pkey->value.octet_string->length; |
- } else { |
- p8->broken = PKCS8_NO_OCTET; |
- p = p8->pkey->value.sequence->data; |
- pkeylen = p8->pkey->value.sequence->length; |
- } |
+ if (!PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8)) |
+ return NULL; |
+ |
if (!(pkey = EVP_PKEY_new())) { |
EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE); |
return NULL; |
} |
- a = p8->pkeyalg; |
- nid = OBJ_obj2nid(a->algorithm); |
- switch(nid) |
- { |
-#ifndef OPENSSL_NO_RSA |
- case NID_rsaEncryption: |
- cp = p; |
- if (!(rsa = d2i_RSAPrivateKey (NULL,&cp, pkeylen))) { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- return NULL; |
- } |
- EVP_PKEY_assign_RSA (pkey, rsa); |
- break; |
-#endif |
-#ifndef OPENSSL_NO_DSA |
- case NID_dsa: |
- /* 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 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 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(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) { |
- p8->broken = PKCS8_NS_DB; |
- param = a->parameter; |
- } else { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- goto dsaerr; |
- } |
- |
- if(t2->type != V_ASN1_INTEGER) { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- goto dsaerr; |
- } |
- privkey = t2->value.integer; |
- } else { |
- if (!(privkey=d2i_ASN1_INTEGER (NULL, &p, pkeylen))) { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- goto dsaerr; |
- } |
- param = p8->pkeyalg->parameter; |
- } |
- if (!param || (param->type != V_ASN1_SEQUENCE)) { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- goto dsaerr; |
- } |
- cp = p = param->value.sequence->data; |
- plen = param->value.sequence->length; |
- 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 dsaerr; |
- } |
- if (!(ctx = BN_CTX_new())) { |
- EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE); |
- goto dsaerr; |
- } |
- |
- 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))) |
+ if (!EVP_PKEY_set_type(pkey, OBJ_obj2nid(algoid))) |
{ |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR); |
- goto ecerr; |
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM); |
+ i2t_ASN1_OBJECT(obj_tmp, 80, algoid); |
+ ERR_add_error_data(2, "TYPE=", obj_tmp); |
+ goto error; |
} |
- if (param->type == V_ASN1_SEQUENCE) |
+ if (pkey->ameth->priv_decode) |
{ |
- cp = p = param->value.sequence->data; |
- plen = param->value.sequence->length; |
- |
- if (!(eckey = d2i_ECParameters(NULL, &cp, plen))) |
+ if (!pkey->ameth->priv_decode(pkey, p8)) |
{ |
- EVPerr(EVP_F_EVP_PKCS82PKEY, |
- EVP_R_DECODE_ERROR); |
- goto ecerr; |
+ EVPerr(EVP_F_EVP_PKCS82PKEY, |
+ EVP_R_PRIVATE_KEY_DECODE_ERROR); |
+ goto error; |
} |
} |
- else |
+ else |
{ |
- EC_GROUP *group; |
- 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, |
- ERR_R_MALLOC_FAILURE); |
- goto ecerr; |
- } |
- group = EC_GROUP_new_by_curve_name(OBJ_obj2nid(a->parameter->value.object)); |
- if (group == NULL) |
- goto ecerr; |
- EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE); |
- if (EC_KEY_set_group(eckey, group) == 0) |
- goto ecerr; |
- EC_GROUP_free(group); |
+ EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_METHOD_NOT_SUPPORTED); |
+ goto error; |
} |
- /* 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 (EC_KEY_get0_public_key(eckey) == NULL) |
- { |
- const BIGNUM *priv_key; |
- const EC_GROUP *group; |
- EC_POINT *pub_key; |
- /* the public key was not included in the SEC1 private |
- * key => calculate the public key */ |
- group = EC_KEY_get0_group(eckey); |
- pub_key = EC_POINT_new(group); |
- if (pub_key == NULL) |
- { |
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB); |
- goto ecerr; |
- } |
- if (!EC_POINT_copy(pub_key, EC_GROUP_get0_generator(group))) |
- { |
- EC_POINT_free(pub_key); |
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB); |
- goto ecerr; |
- } |
- priv_key = EC_KEY_get0_private_key(eckey); |
- if (!EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, ctx)) |
- { |
- EC_POINT_free(pub_key); |
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB); |
- goto ecerr; |
- } |
- if (EC_KEY_set_public_key(eckey, pub_key) == 0) |
- { |
- EC_POINT_free(pub_key); |
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB); |
- goto ecerr; |
- } |
- EC_POINT_free(pub_key); |
- } |
- |
- EVP_PKEY_assign_EC_KEY(pkey, eckey); |
- if (ctx) |
- BN_CTX_free(ctx); |
- break; |
-ecerr: |
- if (ctx) |
- BN_CTX_free(ctx); |
- if (eckey) |
- EC_KEY_free(eckey); |
- if (pkey) |
- EVP_PKEY_free(pkey); |
- return NULL; |
-#endif |
- default: |
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM); |
- 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); |
- return NULL; |
- } |
return pkey; |
+ |
+ error: |
+ EVP_PKEY_free (pkey); |
+ return NULL; |
} |
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey) |
@@ -360,59 +125,37 @@ |
return NULL; |
} |
p8->broken = broken; |
- 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_BROKEN,ERR_R_MALLOC_FAILURE); |
- PKCS8_PRIV_KEY_INFO_free (p8); |
- return NULL; |
- } |
- p8->pkey->type = V_ASN1_OCTET_STRING; |
- switch (EVP_PKEY_type(pkey->type)) { |
-#ifndef OPENSSL_NO_RSA |
- case EVP_PKEY_RSA: |
- if(p8->broken == PKCS8_NO_OCTET) p8->pkey->type = V_ASN1_SEQUENCE; |
- |
- p8->pkeyalg->algorithm = OBJ_nid2obj(NID_rsaEncryption); |
- p8->pkeyalg->parameter->type = V_ASN1_NULL; |
- if (!ASN1_pack_string_of (EVP_PKEY,pkey, i2d_PrivateKey, |
- &p8->pkey->value.octet_string)) { |
- EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE); |
- PKCS8_PRIV_KEY_INFO_free (p8); |
- return NULL; |
+ if (pkey->ameth) |
+ { |
+ if (pkey->ameth->priv_encode) |
+ { |
+ if (!pkey->ameth->priv_encode(p8, pkey)) |
+ { |
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, |
+ EVP_R_PRIVATE_KEY_ENCODE_ERROR); |
+ goto error; |
+ } |
+ } |
+ else |
+ { |
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, |
+ EVP_R_METHOD_NOT_SUPPORTED); |
+ goto error; |
+ } |
} |
- break; |
-#endif |
-#ifndef OPENSSL_NO_DSA |
- case EVP_PKEY_DSA: |
- if(!dsa_pkey2pkcs8(p8, pkey)) { |
- PKCS8_PRIV_KEY_INFO_free (p8); |
- return NULL; |
- } |
- |
- break; |
-#endif |
-#ifndef OPENSSL_NO_EC |
- case EVP_PKEY_EC: |
- if (!eckey_pkey2pkcs8(p8, pkey)) |
+ else |
{ |
- PKCS8_PRIV_KEY_INFO_free(p8); |
- return(NULL); |
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, |
+ EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM); |
+ goto error; |
} |
- break; |
-#endif |
- default: |
- 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, 0.0); |
return p8; |
+ error: |
+ PKCS8_PRIV_KEY_INFO_free(p8); |
+ return NULL; |
} |
PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken) |
@@ -436,301 +179,6 @@ |
} |
} |
-#ifndef OPENSSL_NO_DSA |
-static int dsa_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) *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_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE); |
- goto err; |
- } |
- q = p; |
- i2d_DSAparams (pkey->pkey.dsa, &q); |
- 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_DSA_PKEY2PKCS8,EVP_R_ENCODE_ERROR); |
- goto err; |
- } |
- |
- switch(p8->broken) { |
- |
- case PKCS8_OK: |
- case PKCS8_NO_OCTET: |
- |
- if (!ASN1_pack_string_of(ASN1_INTEGER,prkey, i2d_ASN1_INTEGER, |
- &p8->pkey->value.octet_string)) { |
- 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; |
- 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; |
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) { |
- 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.integer = prkey; |
- prkey = NULL; |
- ttmp->type = V_ASN1_INTEGER; |
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) { |
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE); |
- goto err; |
- } |
- ttmp = NULL; |
- |
- 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_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; |
- 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; |
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) { |
- 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.integer = prkey; |
- prkey = NULL; |
- ttmp->type = V_ASN1_INTEGER; |
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) { |
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE); |
- goto err; |
- } |
- ttmp = NULL; |
- |
- 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_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) |
-{ |
- EC_KEY *ec_key; |
- const EC_GROUP *group; |
- unsigned char *p, *pp; |
- int nid, i, ret = 0; |
- unsigned int tmp_flags, old_flags; |
- |
- ec_key = pkey->pkey.ec; |
- if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL) |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS); |
- return 0; |
- } |
- |
- /* 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) |
- { |
- ASN1_TYPE_free(p8->pkeyalg->parameter); |
- p8->pkeyalg->parameter = NULL; |
- } |
- |
- if ((p8->pkeyalg->parameter = ASN1_TYPE_new()) == NULL) |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE); |
- return 0; |
- } |
- |
- if (EC_GROUP_get_asn1_flag(group) |
- && (nid = EC_GROUP_get_curve_name(group))) |
- { |
- /* we have a 'named curve' => just set the OID */ |
- p8->pkeyalg->parameter->type = V_ASN1_OBJECT; |
- p8->pkeyalg->parameter->value.object = OBJ_nid2obj(nid); |
- } |
- else /* explicit parameters */ |
- { |
- if ((i = i2d_ECParameters(ec_key, NULL)) == 0) |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB); |
- return 0; |
- } |
- if ((p = (unsigned char *) OPENSSL_malloc(i)) == NULL) |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE); |
- return 0; |
- } |
- pp = p; |
- if (!i2d_ECParameters(ec_key, &pp)) |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB); |
- OPENSSL_free(p); |
- return 0; |
- } |
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE; |
- if ((p8->pkeyalg->parameter->value.sequence |
- = ASN1_STRING_new()) == NULL) |
- { |
- 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); |
- } |
- |
- /* set the private key */ |
- |
- /* do not include the parameters in the SEC1 private key |
- * see PKCS#11 12.11 */ |
- old_flags = EC_KEY_get_enc_flags(pkey->pkey.ec); |
- tmp_flags = old_flags | EC_PKEY_NO_PARAMETERS; |
- EC_KEY_set_enc_flags(pkey->pkey.ec, tmp_flags); |
- i = i2d_ECPrivateKey(pkey->pkey.ec, NULL); |
- if (!i) |
- { |
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags); |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB); |
- return 0; |
- } |
- p = (unsigned char *) OPENSSL_malloc(i); |
- if (!p) |
- { |
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags); |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE); |
- return 0; |
- } |
- pp = p; |
- if (!i2d_ECPrivateKey(pkey->pkey.ec, &pp)) |
- { |
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags); |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB); |
- OPENSSL_free(p); |
- return 0; |
- } |
- /* restore old encoding flags */ |
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags); |
- |
- switch(p8->broken) { |
- |
- 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)) |
- |
- { |
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE); |
- } |
- 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); |
- } |
- OPENSSL_cleanse(p, (size_t)i); |
- OPENSSL_free(p); |
- return ret; |
-} |
-#endif |
- |
/* EVP_PKEY attribute functions */ |
int EVP_PKEY_get_attr_count(const EVP_PKEY *key) |