Add a CAVP tool for ECDSA2 PKV tests.
Change-Id: I9729714a1f8ccae26edead33270202501559ac10
Reviewed-on: https://boringssl-review.googlesource.com/15666
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/crypto/fipsoracle/cavp_test_util.cc b/crypto/fipsoracle/cavp_test_util.cc
index 0f5b196..39bc773 100644
--- a/crypto/fipsoracle/cavp_test_util.cc
+++ b/crypto/fipsoracle/cavp_test_util.cc
@@ -14,6 +14,10 @@
#include "cavp_test_util.h"
+#include <openssl/bn.h>
+#include <openssl/ec.h>
+#include <openssl/nid.h>
+
std::string EncodeHex(const uint8_t *in, size_t in_len) {
static const char kHexDigits[] = "0123456789abcdef";
@@ -154,3 +158,41 @@
}
return true;
}
+
+static int HexToBIGNUM(bssl::UniquePtr<BIGNUM> *out, const char *in) {
+ BIGNUM *raw = NULL;
+ int ret = BN_hex2bn(&raw, in);
+ out->reset(raw);
+ return ret;
+}
+
+bssl::UniquePtr<BIGNUM> GetBIGNUM(FileTest *t, const char *attribute) {
+ std::string hex;
+ if (!t->GetAttribute(&hex, attribute)) {
+ return nullptr;
+ }
+
+ bssl::UniquePtr<BIGNUM> ret;
+ if (HexToBIGNUM(&ret, hex.c_str()) != static_cast<int>(hex.size())) {
+ t->PrintLine("Could not decode '%s'.", hex.c_str());
+ return nullptr;
+ }
+ return ret;
+}
+
+int GetECGroupNIDFromInstruction(FileTest *t) {
+ if (t->HasInstruction("P-224")) {
+ return NID_secp224r1;
+ }
+ if (t->HasInstruction("P-256")) {
+ return NID_X9_62_prime256v1;
+ }
+ if (t->HasInstruction("P-384")) {
+ return NID_secp384r1;
+ }
+ if (t->HasInstruction("P-521")) {
+ return NID_secp521r1;
+ }
+ t->PrintLine("No supported group specified.");
+ return NID_undef;
+}
