blob: 3ff132fc033effa31ec8cc17e84686e522724251 [file] [log] [blame]
/* 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));
}