| /* Copyright (c) 2018, Google Inc. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
| |
| #include "./wycheproof_util.h" |
| |
| #include <openssl/digest.h> |
| #include <openssl/ec.h> |
| #include <openssl/nid.h> |
| |
| #include "./file_test.h" |
| |
| |
| bool GetWycheproofResult(FileTest *t, WycheproofResult *out) { |
| std::string result; |
| if (!t->GetAttribute(&result, "result")) { |
| return false; |
| } |
| if (result == "valid") { |
| *out = WycheproofResult::kValid; |
| } else if (result == "invalid") { |
| *out = WycheproofResult::kInvalid; |
| } else if (result == "acceptable") { |
| *out = WycheproofResult::kAcceptable; |
| } else { |
| t->PrintLine("Bad result string '%s'", result.c_str()); |
| return false; |
| } |
| return true; |
| } |
| |
| const EVP_MD *GetWycheproofDigest(FileTest *t, const char *key, |
| bool instruction) { |
| std::string name; |
| bool ok = |
| instruction ? t->GetInstruction(&name, key) : t->GetAttribute(&name, key); |
| if (!ok) { |
| return nullptr; |
| } |
| if (name == "SHA-1") { |
| return EVP_sha1(); |
| } |
| if (name == "SHA-224") { |
| return EVP_sha224(); |
| } |
| if (name == "SHA-256") { |
| return EVP_sha256(); |
| } |
| if (name == "SHA-384") { |
| return EVP_sha384(); |
| } |
| if (name == "SHA-512") { |
| return EVP_sha512(); |
| } |
| t->PrintLine("Unknown digest '%s'", name.c_str()); |
| return nullptr; |
| } |
| |
| bssl::UniquePtr<EC_GROUP> GetWycheproofCurve(FileTest *t, const char *key, |
| bool instruction) { |
| std::string name; |
| bool ok = |
| instruction ? t->GetInstruction(&name, key) : t->GetAttribute(&name, key); |
| if (!ok) { |
| return nullptr; |
| } |
| int nid; |
| if (name == "secp224r1") { |
| nid = NID_secp224r1; |
| } else if (name == "secp256r1") { |
| nid = NID_X9_62_prime256v1; |
| } else if (name == "secp384r1") { |
| nid = NID_secp384r1; |
| } else if (name == "secp521r1") { |
| nid = NID_secp521r1; |
| } else { |
| t->PrintLine("Unknown curve '%s'", name.c_str()); |
| return nullptr; |
| } |
| return bssl::UniquePtr<EC_GROUP>(EC_GROUP_new_by_curve_name(nid)); |
| } |