diff options
Diffstat (limited to 'providers/common/der/der_ec_sig.c')
| -rw-r--r-- | providers/common/der/der_ec_sig.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/providers/common/der/der_ec_sig.c b/providers/common/der/der_ec_sig.c new file mode 100644 index 000000000000..25b672dab2f1 --- /dev/null +++ b/providers/common/der/der_ec_sig.c @@ -0,0 +1,51 @@ +/* + * Copyright 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 + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include <openssl/obj_mac.h> +#include "internal/packet.h" +#include "prov/der_ec.h" + +/* Aliases so we can have a uniform MD_CASE */ +#define ossl_der_oid_id_ecdsa_with_sha1 ossl_der_oid_ecdsa_with_SHA1 +#define ossl_der_oid_id_ecdsa_with_sha224 ossl_der_oid_ecdsa_with_SHA224 +#define ossl_der_oid_id_ecdsa_with_sha256 ossl_der_oid_ecdsa_with_SHA256 +#define ossl_der_oid_id_ecdsa_with_sha384 ossl_der_oid_ecdsa_with_SHA384 +#define ossl_der_oid_id_ecdsa_with_sha512 ossl_der_oid_ecdsa_with_SHA512 + +#define MD_CASE(name) \ + case NID_##name: \ + precompiled = ossl_der_oid_id_ecdsa_with_##name; \ + precompiled_sz = sizeof(ossl_der_oid_id_ecdsa_with_##name); \ + break; + +int ossl_DER_w_algorithmIdentifier_ECDSA_with_MD(WPACKET *pkt, int cont, + EC_KEY *ec, int mdnid) +{ + const unsigned char *precompiled = NULL; + size_t precompiled_sz = 0; + + switch (mdnid) { + MD_CASE(sha1); + MD_CASE(sha224); + MD_CASE(sha256); + MD_CASE(sha384); + MD_CASE(sha512); + MD_CASE(sha3_224); + MD_CASE(sha3_256); + MD_CASE(sha3_384); + MD_CASE(sha3_512); + default: + return 0; + } + + return ossl_DER_w_begin_sequence(pkt, cont) + /* No parameters (yet?) */ + && ossl_DER_w_precompiled(pkt, -1, precompiled, precompiled_sz) + && ossl_DER_w_end_sequence(pkt, cont); +} |