#include <openssl/ct.h>
#include <openssl/err.h>
+#include <time.h>
#include "ct_locl.h"
+/*
+ * Number of seconds in the future that an SCT timestamp can be, by default,
+ * without being considered invalid. This is added to time() when setting a
+ * default value for CT_POLICY_EVAL_CTX.epoch_time_in_ms.
+ * It can be overridden by calling CT_POLICY_EVAL_CTX_set_time().
+ */
+static const time_t SCT_CLOCK_DRIFT_TOLERANCE = 300;
+
CT_POLICY_EVAL_CTX *CT_POLICY_EVAL_CTX_new(void)
{
CT_POLICY_EVAL_CTX *ctx = OPENSSL_zalloc(sizeof(CT_POLICY_EVAL_CTX));
return NULL;
}
+ /* time(NULL) shouldn't ever fail, so don't bother checking for -1. */
+ ctx->epoch_time_in_ms = (uint64_t)(time(NULL) + SCT_CLOCK_DRIFT_TOLERANCE) *
+ 1000;
+
return ctx;
}
ctx->log_store = log_store;
}
+void CT_POLICY_EVAL_CTX_set_time(CT_POLICY_EVAL_CTX *ctx, uint64_t time_in_ms)
+{
+ ctx->epoch_time_in_ms = time_in_ms;
+}
+
X509* CT_POLICY_EVAL_CTX_get0_cert(const CT_POLICY_EVAL_CTX *ctx)
{
return ctx->cert;
return ctx->log_store;
}
+uint64_t CT_POLICY_EVAL_CTX_get_time(const CT_POLICY_EVAL_CTX *ctx)
+{
+ return ctx->epoch_time_in_ms;
+}