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/ct.h>
15 #include <openssl/err.h>
21 * Number of seconds in the future that an SCT timestamp can be, by default,
22 * without being considered invalid. This is added to time() when setting a
23 * default value for CT_POLICY_EVAL_CTX.epoch_time_in_ms.
24 * It can be overridden by calling CT_POLICY_EVAL_CTX_set_time().
26 static const time_t SCT_CLOCK_DRIFT_TOLERANCE = 300;
28 CT_POLICY_EVAL_CTX *CT_POLICY_EVAL_CTX_new_ex(OSSL_LIB_CTX *libctx,
31 CT_POLICY_EVAL_CTX *ctx = OPENSSL_zalloc(sizeof(CT_POLICY_EVAL_CTX));
34 ERR_raise(ERR_LIB_CT, ERR_R_MALLOC_FAILURE);
40 ctx->propq = OPENSSL_strdup(propq);
41 if (ctx->propq == NULL) {
42 ERR_raise(ERR_LIB_CT, ERR_R_MALLOC_FAILURE);
48 /* time(NULL) shouldn't ever fail, so don't bother checking for -1. */
49 ctx->epoch_time_in_ms = (uint64_t)(time(NULL) + SCT_CLOCK_DRIFT_TOLERANCE) *
55 CT_POLICY_EVAL_CTX *CT_POLICY_EVAL_CTX_new(void)
57 return CT_POLICY_EVAL_CTX_new_ex(NULL, NULL);
60 void CT_POLICY_EVAL_CTX_free(CT_POLICY_EVAL_CTX *ctx)
65 X509_free(ctx->issuer);
66 OPENSSL_free(ctx->propq);
70 int CT_POLICY_EVAL_CTX_set1_cert(CT_POLICY_EVAL_CTX *ctx, X509 *cert)
72 if (!X509_up_ref(cert))
78 int CT_POLICY_EVAL_CTX_set1_issuer(CT_POLICY_EVAL_CTX *ctx, X509 *issuer)
80 if (!X509_up_ref(issuer))
86 void CT_POLICY_EVAL_CTX_set_shared_CTLOG_STORE(CT_POLICY_EVAL_CTX *ctx,
87 CTLOG_STORE *log_store)
89 ctx->log_store = log_store;
92 void CT_POLICY_EVAL_CTX_set_time(CT_POLICY_EVAL_CTX *ctx, uint64_t time_in_ms)
94 ctx->epoch_time_in_ms = time_in_ms;
97 X509* CT_POLICY_EVAL_CTX_get0_cert(const CT_POLICY_EVAL_CTX *ctx)
102 X509* CT_POLICY_EVAL_CTX_get0_issuer(const CT_POLICY_EVAL_CTX *ctx)
107 const CTLOG_STORE *CT_POLICY_EVAL_CTX_get0_log_store(const CT_POLICY_EVAL_CTX *ctx)
109 return ctx->log_store;
112 uint64_t CT_POLICY_EVAL_CTX_get_time(const CT_POLICY_EVAL_CTX *ctx)
114 return ctx->epoch_time_in_ms;