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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "blapi.h"
#include "nss.h"
#include "secutil.h"
#include "secitem.h"
#include "nspr.h"
#include "pk11pub.h"
#include <stdio.h>
void
printBuf(const SECItem *item)
{
int i;
if (!item || !item->len) {
printf("(null)\n");
return;
}
for (i = 0; i < item->len; i++) {
printf("%02x", item->data[i]);
}
printf("\n");
}
void
PrintKey(PK11SymKey *symKey)
{
char *name = PK11_GetSymKeyNickname(symKey);
int len = PK11_GetKeyLength(symKey);
int strength = PK11_GetKeyStrength(symKey, NULL);
SECItem *value = NULL;
CK_KEY_TYPE type = PK11_GetSymKeyType(symKey);
(void)PK11_ExtractKeyValue(symKey);
value = PK11_GetKeyData(symKey);
printf("%s %3d %4d %s ", name ? name : "no-name", len, strength,
type == CKK_GENERIC_SECRET ? "generic" : "ERROR! UNKNOWN KEY TYPE");
printBuf(value);
PORT_Free(name);
}
SECStatus
ectest_curve_pkcs11(SECOidTag oid)
{
SECKEYECParams pk_11_ecParams = { siBuffer, NULL, 0 };
SECKEYPublicKey *pubKey = NULL;
SECKEYPrivateKey *privKey = NULL;
SECOidData *oidData = NULL;
CK_MECHANISM_TYPE target = CKM_TLS12_MASTER_KEY_DERIVE_DH;
PK11SymKey *symKey = NULL;
SECStatus rv = SECFailure;
oidData = SECOID_FindOIDByTag(oid);
if (oidData == NULL) {
printf(" >>> SECOID_FindOIDByTag failed.\n");
goto cleanup;
}
PORT_Assert(oidData->oid.len < 256);
SECITEM_AllocItem(NULL, &pk_11_ecParams, (2 + oidData->oid.len));
pk_11_ecParams.data[0] = SEC_ASN1_OBJECT_ID; /* we have to prepend 0x06 */
pk_11_ecParams.data[1] = oidData->oid.len;
memcpy(pk_11_ecParams.data + 2, oidData->oid.data, oidData->oid.len);
privKey = SECKEY_CreateECPrivateKey(&pk_11_ecParams, &pubKey, NULL);
if (!privKey || !pubKey) {
printf(" >>> SECKEY_CreateECPrivateKey failed.\n");
goto cleanup;
}
symKey = PK11_PubDeriveWithKDF(privKey, pubKey, PR_FALSE, NULL, NULL,
CKM_ECDH1_DERIVE, target, CKA_DERIVE, 0,
CKD_NULL, NULL, NULL);
if (!symKey) {
printf(" >>> PK11_PubDeriveWithKDF failed.\n");
goto cleanup;
}
PrintKey(symKey);
rv = SECSuccess;
cleanup:
if (privKey) {
SECKEY_DestroyPrivateKey(privKey);
}
if (pubKey) {
SECKEY_DestroyPublicKey(pubKey);
}
if (symKey) {
PK11_FreeSymKey(symKey);
}
SECITEM_FreeItem(&pk_11_ecParams, PR_FALSE);
return rv;
}
void
printUsage(char *prog)
{
printf("Usage: %s [-fp] [-nd]\n"
"\t-n: NIST curves\n"
"\t-d: non-NIST curves\n"
"You have to specify at at least one of n or d.\n"
"By default no tests are executed.\n",
prog);
}
/* Performs tests of elliptic curve cryptography over prime fields If
* tests fail, then it prints an error message, aborts, and returns an
* error code. Otherwise, returns 0. */
int
main(int argv, char **argc)
{
SECStatus rv = SECSuccess;
int i = 0;
int nist = 0;
int nonnist = 0;
SECOidTag nistOids[3] = { SEC_OID_SECG_EC_SECP256R1,
SEC_OID_SECG_EC_SECP384R1,
SEC_OID_SECG_EC_SECP521R1 };
for (i = 1; i < argv; i++) {
if (PL_strcasecmp(argc[i], "-n") == 0) {
nist = 1;
} else if (PL_strcasecmp(argc[i], "-d") == 0) {
nonnist = 1;
} else {
printUsage(argc[0]);
return 1;
}
}
if (!nist && !nonnist) {
printUsage(argc[0]);
return 1;
}
rv = NSS_NoDB_Init(NULL);
if (rv != SECSuccess) {
SECU_PrintError("Error:", "NSS_NoDB_Init");
goto cleanup;
}
if (nonnist) {
if (ectest_curve_pkcs11(SEC_OID_CURVE25519) != SECSuccess) {
printf("not okay (OID %d) - PK11 test\n", SEC_OID_CURVE25519);
rv = SECFailure;
} else {
printf("okay (OID %d) - PK11 test\n", SEC_OID_CURVE25519);
}
}
if (nist) {
for (i = 0; i < 3; ++i) {
if (ectest_curve_pkcs11(nistOids[i]) != SECSuccess) {
printf("not okay (OID %d) - PK11 test\n", nistOids[i]);
rv = SECFailure;
} else {
printf("okay (OID %d) - PK11 test\n", nistOids[i]);
}
}
}
cleanup:
rv |= NSS_Shutdown();
if (rv != SECSuccess) {
printf("Error: exiting with error value\n");
}
return rv;
}
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