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@@ -75,6 +75,10 @@ static EVP_PKEY *pem_read_bio_key_decoder(BIO *bp, EVP_PKEY **x,
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}
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ERR_pop_to_mark();
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+ /* if we were asked for private key, the public key is optional */
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+ if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
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+ selection = selection & ~OSSL_KEYMGMT_SELECT_PUBLIC_KEY;
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+
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if (!evp_keymgmt_util_has(pkey, selection)) {
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EVP_PKEY_free(pkey);
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pkey = NULL;
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@@ -106,7 +110,7 @@ static EVP_PKEY *pem_read_bio_key_legacy(BIO *bp, EVP_PKEY **x,
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EVP_PKEY *ret = NULL;
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ERR_set_mark(); /* not interested in PEM read errors */
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- if (selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) {
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+ if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
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if (!PEM_bytes_read_bio_secmem(&data, &len, &nm,
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PEM_STRING_EVP_PKEY,
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bp, cb, u)) {
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@@ -116,7 +120,7 @@ static EVP_PKEY *pem_read_bio_key_legacy(BIO *bp, EVP_PKEY **x,
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} else {
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const char *pem_string = PEM_STRING_PARAMETERS;
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- if (selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY)
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+ if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
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pem_string = PEM_STRING_PUBLIC;
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if (!PEM_bytes_read_bio(&data, &len, &nm,
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pem_string,
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@@ -174,9 +178,13 @@ static EVP_PKEY *pem_read_bio_key_legacy(BIO *bp, EVP_PKEY **x,
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goto p8err;
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ret = ossl_d2i_PrivateKey_legacy(ameth->pkey_id, x, &p, len, libctx,
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propq);
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- } else if (selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) {
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+ } else if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) == 0
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+ && (selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
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+ /* Trying legacy PUBKEY decoding only if we do not want private key. */
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ret = ossl_d2i_PUBKEY_legacy(x, &p, len);
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- } else if ((slen = ossl_pem_check_suffix(nm, "PARAMETERS")) > 0) {
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+ } else if ((selection & EVP_PKEY_KEYPAIR) == 0
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+ && (slen = ossl_pem_check_suffix(nm, "PARAMETERS")) > 0) {
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+ /* Trying legacy params decoding only if we do not want a key. */
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ret = EVP_PKEY_new();
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if (ret == NULL)
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goto err;
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@@ -294,6 +302,7 @@ EVP_PKEY *PEM_read_bio_PrivateKey_ex(BIO *bp, EVP_PKEY **x,
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OSSL_LIB_CTX *libctx, const char *propq)
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{
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return pem_read_bio_key(bp, x, cb, u, libctx, propq,
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+ /* we also want the public key, if available */
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EVP_PKEY_KEYPAIR);
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}
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