From eb8dd9dca1228af0cd132f515509051ecfabf6f6 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Mon, 14 Apr 2025 17:32:06 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20250414'. --- src/lib/libcrypto/ct/ct_local.h | 260 ---------------------------------------- 1 file changed, 260 deletions(-) delete mode 100644 src/lib/libcrypto/ct/ct_local.h (limited to 'src/lib/libcrypto/ct/ct_local.h') diff --git a/src/lib/libcrypto/ct/ct_local.h b/src/lib/libcrypto/ct/ct_local.h deleted file mode 100644 index cd19ed096a..0000000000 --- a/src/lib/libcrypto/ct/ct_local.h +++ /dev/null @@ -1,260 +0,0 @@ -/* $OpenBSD: ct_local.h,v 1.8 2021/12/20 17:19:19 jsing Exp $ */ -/* - * Written by Rob Percival (robpercival@google.com) for the OpenSSL project. - */ -/* ==================================================================== - * Copyright (c) 2016 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. - * ==================================================================== - */ - -#include - -#include -#include -#include -#include -#include - -#include "bytestring.h" - -/* Number of bytes in an SCT v1 LogID - see RFC 6962 section 3.2. */ -#define CT_V1_LOG_ID_LEN 32 - -/* Maximum size of an SCT - see RFC 6962 section 3.3. */ -#define MAX_SCT_SIZE 65535 -#define MAX_SCT_LIST_SIZE MAX_SCT_SIZE - -/* - * Macros to write integers in network-byte order. - */ - -#define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ - c[1]=(unsigned char)(((s) )&0xff)),c+=2) - -#define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ - c[1]=(unsigned char)(((l)>> 8)&0xff), \ - c[2]=(unsigned char)(((l) )&0xff)),c+=3) - -#define l2n8(l,c) (*((c)++)=(unsigned char)(((l)>>56)&0xff), \ - *((c)++)=(unsigned char)(((l)>>48)&0xff), \ - *((c)++)=(unsigned char)(((l)>>40)&0xff), \ - *((c)++)=(unsigned char)(((l)>>32)&0xff), \ - *((c)++)=(unsigned char)(((l)>>24)&0xff), \ - *((c)++)=(unsigned char)(((l)>>16)&0xff), \ - *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ - *((c)++)=(unsigned char)(((l) )&0xff)) - -/* Signed Certificate Timestamp */ -struct sct_st { - sct_version_t version; - /* If version is not SCT_VERSION_V1, this contains the encoded SCT */ - unsigned char *sct; - size_t sct_len; - /* - * If version is SCT_VERSION_V1, fields below contain components of - * the SCT - */ - unsigned char *log_id; - size_t log_id_len; - /* - * Note, we cannot distinguish between an unset timestamp, and one - * that is set to 0. However since CT didn't exist in 1970, no real - * SCT should ever be set as such. - */ - uint64_t timestamp; - unsigned char *ext; - size_t ext_len; - unsigned char hash_alg; - unsigned char sig_alg; - unsigned char *sig; - size_t sig_len; - /* Log entry type */ - ct_log_entry_type_t entry_type; - /* Where this SCT was found, e.g. certificate, OCSP response, etc. */ - sct_source_t source; - /* The result of the last attempt to validate this SCT. */ - sct_validation_status_t validation_status; -}; - -/* Miscellaneous data that is useful when verifying an SCT */ -struct sct_ctx_st { - /* Public key */ - EVP_PKEY *pkey; - /* Hash of public key */ - unsigned char *pkeyhash; - size_t pkeyhashlen; - /* For pre-certificate: issuer public key hash */ - unsigned char *ihash; - size_t ihashlen; - /* certificate encoding */ - unsigned char *certder; - size_t certderlen; - /* pre-certificate encoding */ - unsigned char *preder; - size_t prederlen; - /* - * milliseconds since epoch (to check that the SCT isn't from the - * future) - */ - uint64_t epoch_time_in_ms; -}; - -/* Context when evaluating whether a Certificate Transparency policy is met */ -struct ct_policy_eval_ctx_st { - X509 *cert; - X509 *issuer; - CTLOG_STORE *log_store; - /* - * milliseconds since epoch (to check that the SCT isn't from the - * future) - */ - uint64_t epoch_time_in_ms; -}; - -/* - * Creates a new context for verifying an SCT. - */ -SCT_CTX *SCT_CTX_new(void); -/* - * Deletes an SCT verification context. - */ -void SCT_CTX_free(SCT_CTX *sctx); - -/* - * Sets the certificate that the SCT was created for. - * If *cert does not have a poison extension, presigner must be NULL. - * If *cert does not have a poison extension, it may have a single SCT - * (NID_ct_precert_scts) extension. - * If either *cert or *presigner have an AKID (NID_authority_key_identifier) - * extension, both must have one. - * Returns 1 on success, 0 on failure. - */ -int SCT_CTX_set1_cert(SCT_CTX *sctx, X509 *cert, X509 *presigner); - -/* - * Sets the issuer of the certificate that the SCT was created for. - * This is just a convenience method to save extracting the public key and - * calling SCT_CTX_set1_issuer_pubkey(). - * Issuer must not be NULL. - * Returns 1 on success, 0 on failure. - */ -int SCT_CTX_set1_issuer(SCT_CTX *sctx, const X509 *issuer); - -/* - * Sets the public key of the issuer of the certificate that the SCT was created - * for. - * The public key must not be NULL. - * Returns 1 on success, 0 on failure. - */ -int SCT_CTX_set1_issuer_pubkey(SCT_CTX *sctx, X509_PUBKEY *pubkey); - -/* - * Sets the public key of the CT log that the SCT is from. - * Returns 1 on success, 0 on failure. - */ -int SCT_CTX_set1_pubkey(SCT_CTX *sctx, X509_PUBKEY *pubkey); - -/* - * Sets the time to evaluate the SCT against, in milliseconds since the Unix - * epoch. If the SCT's timestamp is after this time, it will be interpreted as - * having been issued in the future. RFC6962 states that "TLS clients MUST - * reject SCTs whose timestamp is in the future", so an SCT will not validate - * in this case. - */ -void SCT_CTX_set_time(SCT_CTX *sctx, uint64_t time_in_ms); - -/* - * Verifies an SCT with the given context. - * Returns 1 if the SCT verifies successfully; any other value indicates - * failure. See EVP_DigestVerifyFinal() for the meaning of those values. - */ -int SCT_CTX_verify(const SCT_CTX *sctx, const SCT *sct); - -/* - * Does this SCT have the minimum fields populated to be usable? - * Returns 1 if so, 0 otherwise. - */ -int SCT_is_complete(const SCT *sct); - -/* - * Does this SCT have the signature-related fields populated? - * Returns 1 if so, 0 otherwise. - * This checks that the signature and hash algorithms are set to supported - * values and that the signature field is set. - */ -int SCT_signature_is_complete(const SCT *sct); - -/* - * TODO(RJPercival): Create an SCT_signature struct and make i2o_SCT_signature - * and o2i_SCT_signature conform to the i2d/d2i conventions. - */ - -/* - * Serialize (to TLS format) an |sct| signature and write it to |out|. - * If |out| is null, no signature will be output but the length will be returned. - * If |out| points to a null pointer, a string will be allocated to hold the - * TLS-format signature. It is the responsibility of the caller to free it. - * If |out| points to an allocated string, the signature will be written to it. - * The length of the signature in TLS format will be returned. - */ -int i2o_SCT_signature(const SCT *sct, unsigned char **out); - -/* - * Parses an SCT signature in TLS format and populates the |sct| with it. - * |in| should be a pointer to a string containing the TLS-format signature. - * |in| will be advanced to the end of the signature if parsing succeeds. - * |len| should be the length of the signature in |in|. - * Returns the number of bytes parsed, or a negative integer if an error occurs. - * If an error occurs, the SCT's signature NID may be updated whilst the - * signature field itself remains unset. - */ -int o2i_SCT_signature(SCT *sct, CBS *cbs); - -/* - * Handlers for Certificate Transparency X509v3/OCSP extensions - */ -extern const X509V3_EXT_METHOD v3_ct_scts[3]; -- cgit v1.2.3-55-g6feb