/* $OpenBSD: ct_prn.c,v 1.7 2023/07/08 07:22:58 beck Exp $ */ /* * Written by Rob Stradling (rob@comodo.com) and Stephen Henson * (steve@openssl.org) for the OpenSSL project 2014. */ /* ==================================================================== * Copyright (c) 2014 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #ifdef OPENSSL_NO_CT # error "CT is disabled" #endif #include #include #include "ct_local.h" /* * XXX public api in OpenSSL 1.1.0 but this is the only thing that uses it. * so I am stuffing it here for the moment. */ static int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data, int datalen) { int i, j = 0; if (datalen < 1) return 1; for (i = 0; i < datalen - 1; i++) { if (i && !j) BIO_printf(out, "%*s", indent, ""); BIO_printf(out, "%02X:", data[i]); j = (j + 1) % width; if (!j) BIO_printf(out, "\n"); } if (i && !j) BIO_printf(out, "%*s", indent, ""); BIO_printf(out, "%02X", data[datalen - 1]); return 1; } static void SCT_signature_algorithms_print(const SCT *sct, BIO *out) { int nid = SCT_get_signature_nid(sct); if (nid == NID_undef) BIO_printf(out, "%02X%02X", sct->hash_alg, sct->sig_alg); else BIO_printf(out, "%s", OBJ_nid2ln(nid)); } static void timestamp_print(uint64_t timestamp, BIO *out) { ASN1_GENERALIZEDTIME *gen = ASN1_GENERALIZEDTIME_new(); char genstr[20]; if (gen == NULL) return; ASN1_GENERALIZEDTIME_adj(gen, (time_t)0, (int)(timestamp / 86400000), (timestamp % 86400000) / 1000); /* * Note GeneralizedTime from ASN1_GENERALIZETIME_adj is always 15 * characters long with a final Z. Update it with fractional seconds. */ snprintf(genstr, sizeof(genstr), "%.14sZ", ASN1_STRING_get0_data(gen)); if (ASN1_GENERALIZEDTIME_set_string(gen, genstr)) ASN1_GENERALIZEDTIME_print(out, gen); ASN1_GENERALIZEDTIME_free(gen); } const char * SCT_validation_status_string(const SCT *sct) { switch (SCT_get_validation_status(sct)) { case SCT_VALIDATION_STATUS_NOT_SET: return "not set"; case SCT_VALIDATION_STATUS_UNKNOWN_VERSION: return "unknown version"; case SCT_VALIDATION_STATUS_UNKNOWN_LOG: return "unknown log"; case SCT_VALIDATION_STATUS_UNVERIFIED: return "unverified"; case SCT_VALIDATION_STATUS_INVALID: return "invalid"; case SCT_VALIDATION_STATUS_VALID: return "valid"; } return "unknown status"; } LCRYPTO_ALIAS(SCT_validation_status_string); void SCT_print(const SCT *sct, BIO *out, int indent, const CTLOG_STORE *log_store) { const CTLOG *log = NULL; if (log_store != NULL) { log = CTLOG_STORE_get0_log_by_id(log_store, sct->log_id, sct->log_id_len); } BIO_printf(out, "%*sSigned Certificate Timestamp:", indent, ""); BIO_printf(out, "\n%*sVersion : ", indent + 4, ""); if (sct->version != SCT_VERSION_V1) { BIO_printf(out, "unknown\n%*s", indent + 16, ""); BIO_hex_string(out, indent + 16, 16, sct->sct, sct->sct_len); return; } BIO_printf(out, "v1 (0x0)"); if (log != NULL) { BIO_printf(out, "\n%*sLog : %s", indent + 4, "", CTLOG_get0_name(log)); } BIO_printf(out, "\n%*sLog ID : ", indent + 4, ""); BIO_hex_string(out, indent + 16, 16, sct->log_id, sct->log_id_len); BIO_printf(out, "\n%*sTimestamp : ", indent + 4, ""); timestamp_print(sct->timestamp, out); BIO_printf(out, "\n%*sExtensions: ", indent + 4, ""); if (sct->ext_len == 0) BIO_printf(out, "none"); else BIO_hex_string(out, indent + 16, 16, sct->ext, sct->ext_len); BIO_printf(out, "\n%*sSignature : ", indent + 4, ""); SCT_signature_algorithms_print(sct, out); BIO_printf(out, "\n%*s ", indent + 4, ""); BIO_hex_string(out, indent + 16, 16, sct->sig, sct->sig_len); } LCRYPTO_ALIAS(SCT_print); void SCT_LIST_print(const STACK_OF(SCT) *sct_list, BIO *out, int indent, const char *separator, const CTLOG_STORE *log_store) { int sct_count = sk_SCT_num(sct_list); int i; for (i = 0; i < sct_count; ++i) { SCT *sct = sk_SCT_value(sct_list, i); SCT_print(sct, out, indent, log_store); if (i < sk_SCT_num(sct_list) - 1) BIO_printf(out, "%s", separator); } } LCRYPTO_ALIAS(SCT_LIST_print);