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der_ec_sig.c 1.8 KB

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  1. /*
  2. * Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
  3. *
  4. * Licensed under the Apache License 2.0 (the "License"). You may not use
  5. * this file except in compliance with the License. You can obtain a copy
  6. * in the file LICENSE in the source distribution or at
  7. * https://www.openssl.org/source/license.html
  8. */
  9. #include <openssl/obj_mac.h>
  10. #include "internal/packet.h"
  11. #include "prov/der_ec.h"
  12. /* Aliases so we can have a uniform MD_CASE */
  13. #define ossl_der_oid_id_ecdsa_with_sha1 ossl_der_oid_ecdsa_with_SHA1
  14. #define ossl_der_oid_id_ecdsa_with_sha224 ossl_der_oid_ecdsa_with_SHA224
  15. #define ossl_der_oid_id_ecdsa_with_sha256 ossl_der_oid_ecdsa_with_SHA256
  16. #define ossl_der_oid_id_ecdsa_with_sha384 ossl_der_oid_ecdsa_with_SHA384
  17. #define ossl_der_oid_id_ecdsa_with_sha512 ossl_der_oid_ecdsa_with_SHA512
  18. #define MD_CASE(name) \
  19. case NID_##name: \
  20. precompiled = ossl_der_oid_id_ecdsa_with_##name; \
  21. precompiled_sz = sizeof(ossl_der_oid_id_ecdsa_with_##name); \
  22. break;
  23. int ossl_DER_w_algorithmIdentifier_ECDSA_with_MD(WPACKET *pkt, int cont,
  24. EC_KEY *ec, int mdnid)
  25. {
  26. const unsigned char *precompiled = NULL;
  27. size_t precompiled_sz = 0;
  28. switch (mdnid) {
  29. MD_CASE(sha1);
  30. MD_CASE(sha224);
  31. MD_CASE(sha256);
  32. MD_CASE(sha384);
  33. MD_CASE(sha512);
  34. MD_CASE(sha3_224);
  35. MD_CASE(sha3_256);
  36. MD_CASE(sha3_384);
  37. MD_CASE(sha3_512);
  38. default:
  39. return 0;
  40. }
  41. return ossl_DER_w_begin_sequence(pkt, cont)
  42. /* No parameters (yet?) */
  43. && ossl_DER_w_precompiled(pkt, -1, precompiled, precompiled_sz)
  44. && ossl_DER_w_end_sequence(pkt, cont);
  45. }