/*
- * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1999-2023 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/rand.h>
#include <openssl/encoder.h>
+#include <openssl/decoder.h>
#include "internal/provider.h"
+#include "internal/sizes.h"
#include "crypto/asn1.h"
#include "crypto/evp.h"
#include "crypto/x509.h"
/* Extract a private key from a PKCS8 structure */
-EVP_PKEY *EVP_PKCS82PKEY_ex(const PKCS8_PRIV_KEY_INFO *p8, OSSL_LIB_CTX *libctx,
- const char *propq)
+EVP_PKEY *evp_pkcs82pkey_legacy(const PKCS8_PRIV_KEY_INFO *p8, OSSL_LIB_CTX *libctx,
+ const char *propq)
{
EVP_PKEY *pkey = NULL;
const ASN1_OBJECT *algoid;
return NULL;
if ((pkey = EVP_PKEY_new()) == NULL) {
- ERR_raise(ERR_LIB_EVP, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_EVP, ERR_R_EVP_LIB);
return NULL;
}
return NULL;
}
+EVP_PKEY *EVP_PKCS82PKEY_ex(const PKCS8_PRIV_KEY_INFO *p8, OSSL_LIB_CTX *libctx,
+ const char *propq)
+{
+ EVP_PKEY *pkey = NULL;
+ const unsigned char *p8_data = NULL;
+ unsigned char *encoded_data = NULL;
+ int encoded_len;
+ int selection;
+ size_t len;
+ OSSL_DECODER_CTX *dctx = NULL;
+ const ASN1_OBJECT *algoid = NULL;
+ char keytype[OSSL_MAX_NAME_SIZE];
+
+ if (p8 == NULL
+ || !PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8)
+ || !OBJ_obj2txt(keytype, sizeof(keytype), algoid, 0))
+ return NULL;
+
+ if ((encoded_len = i2d_PKCS8_PRIV_KEY_INFO(p8, &encoded_data)) <= 0
+ || encoded_data == NULL)
+ return NULL;
+
+ p8_data = encoded_data;
+ len = encoded_len;
+ selection = EVP_PKEY_KEYPAIR | EVP_PKEY_KEY_PARAMETERS;
+ dctx = OSSL_DECODER_CTX_new_for_pkey(&pkey, "DER", "PrivateKeyInfo",
+ keytype, selection, libctx, propq);
+
+ if (dctx != NULL && OSSL_DECODER_CTX_get_num_decoders(dctx) == 0) {
+ OSSL_DECODER_CTX_free(dctx);
+
+ /*
+ * This could happen if OBJ_obj2txt() returned a text OID and the
+ * decoder has not got that OID as an alias. We fall back to a NULL
+ * keytype
+ */
+ dctx = OSSL_DECODER_CTX_new_for_pkey(&pkey, "DER", "PrivateKeyInfo",
+ NULL, selection, libctx, propq);
+ }
+
+ if (dctx == NULL
+ || !OSSL_DECODER_from_data(dctx, &p8_data, &len))
+ /* try legacy */
+ pkey = evp_pkcs82pkey_legacy(p8, libctx, propq);
+
+ OPENSSL_clear_free(encoded_data, encoded_len);
+ OSSL_DECODER_CTX_free(dctx);
+ return pkey;
+}
+
EVP_PKEY *EVP_PKCS82PKEY(const PKCS8_PRIV_KEY_INFO *p8)
{
return EVP_PKCS82PKEY_ex(p8, NULL, NULL);
*/
if (evp_pkey_is_provided(pkey)) {
int selection = OSSL_KEYMGMT_SELECT_ALL;
- const OSSL_PROVIDER *prov = EVP_KEYMGMT_provider(pkey->keymgmt);
- OSSL_LIB_CTX *libctx = ossl_provider_libctx(prov);
unsigned char *der = NULL;
size_t derlen = 0;
const unsigned char *pp;
- if ((ctx = OSSL_ENCODER_CTX_new_by_EVP_PKEY(pkey, selection,
- "DER", "pkcs8",
- libctx, NULL)) == NULL
+ if ((ctx = OSSL_ENCODER_CTX_new_for_pkey(pkey, selection,
+ "DER", "PrivateKeyInfo",
+ NULL)) == NULL
|| !OSSL_ENCODER_to_data(ctx, &der, &derlen))
goto error;
} else {
p8 = PKCS8_PRIV_KEY_INFO_new();
if (p8 == NULL) {
- ERR_raise(ERR_LIB_EVP, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_EVP, ERR_R_ASN1_LIB);
return NULL;
}
return 0;
}
-const char *EVP_PKEY_get0_first_alg_name(const EVP_PKEY *key)
+const char *EVP_PKEY_get0_type_name(const EVP_PKEY *key)
{
const EVP_PKEY_ASN1_METHOD *ameth;
const char *name = NULL;
if (key->keymgmt != NULL)
- return EVP_KEYMGMT_get0_first_name(key->keymgmt);
+ return EVP_KEYMGMT_get0_name(key->keymgmt);
/* Otherwise fallback to legacy */
ameth = EVP_PKEY_get0_asn1(key);
return name;
}
+
+const OSSL_PROVIDER *EVP_PKEY_get0_provider(const EVP_PKEY *key)
+{
+ if (evp_pkey_is_provided(key))
+ return EVP_KEYMGMT_get0_provider(key->keymgmt);
+ return NULL;
+}