1/*
2 * Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License").  You may not use
5 * this file except in compliance with the License.  You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <stdio.h>
11#include "internal/cryptlib.h"
12#include <openssl/x509.h>
13#include <openssl/asn1.h>
14#include <openssl/rsa.h>
15#include <openssl/dsa.h>
16#include <openssl/bn.h>
17
18/* Print out an SPKI */
19
20int NETSCAPE_SPKI_print(BIO *out, NETSCAPE_SPKI *spki)
21{
22    EVP_PKEY *pkey;
23    ASN1_IA5STRING *chal;
24    ASN1_OBJECT *spkioid;
25    int i, n;
26    char *s;
27    BIO_printf(out, "Netscape SPKI:\n");
28    X509_PUBKEY_get0_param(&spkioid, NULL, NULL, NULL, spki->spkac->pubkey);
29    i = OBJ_obj2nid(spkioid);
30    BIO_printf(out, "  Public Key Algorithm: %s\n",
31               (i == NID_undef) ? "UNKNOWN" : OBJ_nid2ln(i));
32    pkey = X509_PUBKEY_get(spki->spkac->pubkey);
33    if (pkey == NULL)
34        BIO_printf(out, "  Unable to load public key\n");
35    else {
36        EVP_PKEY_print_public(out, pkey, 4, NULL);
37        EVP_PKEY_free(pkey);
38    }
39    chal = spki->spkac->challenge;
40    if (chal->length)
41        BIO_printf(out, "  Challenge String: %.*s\n", chal->length, chal->data);
42    i = OBJ_obj2nid(spki->sig_algor.algorithm);
43    BIO_printf(out, "  Signature Algorithm: %s",
44               (i == NID_undef) ? "UNKNOWN" : OBJ_nid2ln(i));
45
46    n = spki->signature->length;
47    s = (char *)spki->signature->data;
48    for (i = 0; i < n; i++) {
49        if ((i % 18) == 0)
50            BIO_write(out, "\n      ", 7);
51        BIO_printf(out, "%02x%s", (unsigned char)s[i],
52                   ((i + 1) == n) ? "" : ":");
53    }
54    BIO_write(out, "\n", 1);
55    return 1;
56}
57