--- /dev/null
+/* $OpenBSD: keypairtest.c,v 1.1 2018/02/08 10:06:52 jsing Exp $ */
+/*
+ * Copyright (c) 2018 Joel Sing <jsing@openbsd.org>
+ *
+ * Permission to use, copy, modify, and 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 <sys/stat.h>
+
+#include <err.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <openssl/x509.h>
+
+#include <tls.h>
+#include <tls_internal.h>
+
+#define PUBKEY_HASH \
+ "SHA256:858d0f94beb0a08eb4f13871ba57bf0a2e081287d0efbaeb3bbac59dd8f1a8e5"
+
+char *cert_file, *key_file, *ocsp_staple_file;
+
+static void
+load_file(const char *filename, const uint8_t **data, size_t *data_len)
+{
+ struct stat sb;
+ uint8_t *buf;
+ size_t len;
+ ssize_t n;
+ int fd;
+
+ if ((fd = open(filename, O_RDONLY)) == -1)
+ err(1, "failed to open '%s'", filename);
+ if ((fstat(fd, &sb)) == -1)
+ err(1, "failed to stat '%s'", filename);
+ if (sb.st_size < 0)
+ err(1, "file size invalid for '%s'", filename);
+ len = (size_t)sb.st_size;
+ if ((buf = malloc(len)) == NULL)
+ err(1, "out of memory");
+ n = read(fd, buf, len);
+ if (n < 0 || (size_t)n != len)
+ err(1, "failed to read '%s'", filename);
+ close(fd);
+
+ *data = buf;
+ *data_len = len;
+}
+
+static int
+compare_mem(char *label, const uint8_t *data1, size_t data1_len,
+ const uint8_t *data2, size_t data2_len)
+{
+ if (data1_len != data2_len) {
+ fprintf(stderr, "FAIL: %s length mismatch (%zu != %zu)\n",
+ label, data1_len, data2_len);
+ return -1;
+ }
+ if (data1 == data2) {
+ fprintf(stderr, "FAIL: %s comparing same memory (%p == %p)\n",
+ label, data1, data2);
+ return -1;
+ }
+ if (memcmp(data1, data2, data1_len) != 0) {
+ fprintf(stderr, "FAIL: %s data mismatch\n", label);
+ return -1;
+ }
+ return 0;
+}
+
+static int
+do_keypair_tests(void)
+{
+ size_t cert_len, key_len, ocsp_staple_len;
+ const uint8_t *cert, *key, *ocsp_staple;
+ X509 *x509_cert = NULL;
+ struct tls_keypair *kp;
+ struct tls_error err;
+ char *hash = NULL;
+ int failed = 1;
+
+ load_file(cert_file, &cert, &cert_len);
+ load_file(key_file, &key, &key_len);
+ load_file(ocsp_staple_file, &ocsp_staple, &ocsp_staple_len);
+
+ if ((kp = tls_keypair_new()) == NULL) {
+ fprintf(stderr, "FAIL: failed to create keypair\n");
+ goto done;
+ }
+
+ if (tls_keypair_set_cert_file(kp, &err, cert_file) == -1) {
+ fprintf(stderr, "FAIL: failed to load cert file: %s\n",
+ err.msg);
+ goto done;
+ }
+ if (tls_keypair_set_key_file(kp, &err, key_file) == -1) {
+ fprintf(stderr, "FAIL: failed to load key file: %s\n", err.msg);
+ goto done;
+ }
+ if (tls_keypair_set_ocsp_staple_file(kp, &err, ocsp_staple_file) == -1) {
+ fprintf(stderr, "FAIL: failed to load ocsp staple file: %s\n",
+ err.msg);
+ goto done;
+ }
+
+ if (compare_mem("certificate", cert, cert_len, kp->cert_mem,
+ kp->cert_len) == -1)
+ goto done;
+ if (compare_mem("key", key, key_len, kp->key_mem, kp->cert_len) == -1)
+ goto done;
+ if (compare_mem("ocsp staple", ocsp_staple, ocsp_staple_len,
+ kp->ocsp_staple, kp->ocsp_staple_len) == -1)
+ goto done;
+
+ tls_keypair_clear(kp);
+
+ if (kp->cert_mem != NULL || kp->cert_len != 0) {
+ fprintf(stderr, "FAIL: cert not cleared (mem %p, len %zu)",
+ kp->cert_mem, kp->cert_len);
+ goto done;
+ }
+ if (kp->key_mem != NULL || kp->key_len != 0) {
+ fprintf(stderr, "FAIL: key not cleared (mem %p, len %zu)",
+ kp->key_mem, kp->key_len);
+ goto done;
+ }
+ if (kp->ocsp_staple != NULL || kp->ocsp_staple_len != 0) {
+ fprintf(stderr, "FAIL: ocsp staple not cleared (mem %p, "
+ "len %zu)", kp->ocsp_staple, kp->ocsp_staple_len);
+ goto done;
+ }
+ if (kp->pubkey_hash != NULL) {
+ fprintf(stderr, "FAIL: pubkey hash not cleared (mem %p)\n",
+ kp->pubkey_hash);
+ goto done;
+ }
+
+ if (tls_keypair_set_cert_mem(kp, cert, cert_len) == -1) {
+ fprintf(stderr, "FAIL: failed to load cert: %s\n", err.msg);
+ goto done;
+ }
+ if (tls_keypair_set_key_mem(kp, key, key_len) == -1) {
+ fprintf(stderr, "FAIL: failed to load key: %s\n", err.msg);
+ goto done;
+ }
+ if (tls_keypair_set_ocsp_staple_mem(kp, ocsp_staple,
+ ocsp_staple_len) == -1) {
+ fprintf(stderr, "FAIL: failed to load ocsp staple: %s\n", err.msg);
+ goto done;
+ }
+ if (compare_mem("certificate", cert, cert_len, kp->cert_mem,
+ kp->cert_len) == -1)
+ goto done;
+ if (compare_mem("key", key, key_len, kp->key_mem, kp->cert_len) == -1)
+ goto done;
+ if (compare_mem("ocsp staple", ocsp_staple, ocsp_staple_len,
+ kp->ocsp_staple, kp->ocsp_staple_len) == -1)
+ goto done;
+
+ if (tls_keypair_pubkey_hash(kp, &hash) == -1) {
+ fprintf(stderr, "FAIL: failed to generate keypair hash\n");
+ goto done;
+ }
+ if (strcmp(hash, PUBKEY_HASH) != 0) {
+ fprintf(stderr, "FAIL: got pubkey hash '%s', want '%s'",
+ hash, PUBKEY_HASH);
+ goto done;
+ }
+
+ if (tls_keypair_load_cert(kp, &err, &x509_cert) == -1) {
+ fprintf(stderr, "FAIL: failed to load X509 certificate: %s\n",
+ err.msg);
+ goto done;
+ }
+
+ tls_keypair_clear(kp);
+
+ if (kp->key_mem != NULL || kp->key_len != 0) {
+ fprintf(stderr, "FAIL: key not cleared (mem %p, len %zu)",
+ kp->key_mem, kp->key_len);
+ goto done;
+ }
+
+ tls_keypair_free(kp);
+
+ failed = 0;
+
+ done:
+ X509_free(x509_cert);
+ free(hash);
+
+ return (failed);
+}
+
+int
+main(int argc, char **argv)
+{
+ int failure = 0;
+
+ if (argc != 4) {
+ fprintf(stderr, "usage: %s ocspstaplefile certfile keyfile\n",
+ argv[0]);
+ return (1);
+ }
+
+ ocsp_staple_file = argv[1];
+ cert_file = argv[2];
+ key_file = argv[3];
+
+ failure |= do_keypair_tests();
+
+ return (failure);
+}