2 * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
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
11 # error "CT is disabled"
14 #include <openssl/asn1.h>
15 #include <openssl/bio.h>
21 static void SCT_signature_algorithms_print(const SCT *sct, BIO *out)
23 int nid = SCT_get_signature_nid(sct);
26 BIO_printf(out, "%02X%02X", sct->hash_alg, sct->sig_alg);
28 BIO_printf(out, "%s", OBJ_nid2ln(nid));
31 static void timestamp_print(uint64_t timestamp, BIO *out)
33 ASN1_GENERALIZEDTIME *gen = ASN1_GENERALIZEDTIME_new();
38 ASN1_GENERALIZEDTIME_adj(gen, (time_t)0,
39 (int)(timestamp / 86400000),
40 (timestamp % 86400000) / 1000);
42 * Note GeneralizedTime from ASN1_GENERALIZETIME_adj is always 15
43 * characters long with a final Z. Update it with fractional seconds.
45 BIO_snprintf(genstr, sizeof(genstr), "%.14s.%03dZ",
46 ASN1_STRING_get0_data(gen), (unsigned int)(timestamp % 1000));
47 if (ASN1_GENERALIZEDTIME_set_string(gen, genstr))
48 ASN1_GENERALIZEDTIME_print(out, gen);
49 ASN1_GENERALIZEDTIME_free(gen);
52 const char *SCT_validation_status_string(const SCT *sct)
55 switch (SCT_get_validation_status(sct)) {
56 case SCT_VALIDATION_STATUS_NOT_SET:
58 case SCT_VALIDATION_STATUS_UNKNOWN_VERSION:
59 return "unknown version";
60 case SCT_VALIDATION_STATUS_UNKNOWN_LOG:
62 case SCT_VALIDATION_STATUS_UNVERIFIED:
64 case SCT_VALIDATION_STATUS_INVALID:
66 case SCT_VALIDATION_STATUS_VALID:
69 return "unknown status";
72 void SCT_print(const SCT *sct, BIO *out, int indent,
73 const CTLOG_STORE *log_store)
75 const CTLOG *log = NULL;
77 if (log_store != NULL) {
78 log = CTLOG_STORE_get0_log_by_id(log_store, sct->log_id,
82 BIO_printf(out, "%*sSigned Certificate Timestamp:", indent, "");
83 BIO_printf(out, "\n%*sVersion : ", indent + 4, "");
85 if (sct->version != SCT_VERSION_V1) {
86 BIO_printf(out, "unknown\n%*s", indent + 16, "");
87 BIO_hex_string(out, indent + 16, 16, sct->sct, sct->sct_len);
91 BIO_printf(out, "v1 (0x0)");
94 BIO_printf(out, "\n%*sLog : %s", indent + 4, "",
95 CTLOG_get0_name(log));
98 BIO_printf(out, "\n%*sLog ID : ", indent + 4, "");
99 BIO_hex_string(out, indent + 16, 16, sct->log_id, sct->log_id_len);
101 BIO_printf(out, "\n%*sTimestamp : ", indent + 4, "");
102 timestamp_print(sct->timestamp, out);
104 BIO_printf(out, "\n%*sExtensions: ", indent + 4, "");
105 if (sct->ext_len == 0)
106 BIO_printf(out, "none");
108 BIO_hex_string(out, indent + 16, 16, sct->ext, sct->ext_len);
110 BIO_printf(out, "\n%*sSignature : ", indent + 4, "");
111 SCT_signature_algorithms_print(sct, out);
112 BIO_printf(out, "\n%*s ", indent + 4, "");
113 BIO_hex_string(out, indent + 16, 16, sct->sig, sct->sig_len);
116 void SCT_LIST_print(const STACK_OF(SCT) *sct_list, BIO *out, int indent,
117 const char *separator, const CTLOG_STORE *log_store)
119 int sct_count = sk_SCT_num(sct_list);
122 for (i = 0; i < sct_count; ++i) {
123 SCT *sct = sk_SCT_value(sct_list, i);
125 SCT_print(sct, out, indent, log_store);
126 if (i < sk_SCT_num(sct_list) - 1)
127 BIO_printf(out, "%s", separator);