From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 19:20:00 +0200 Subject: Adding upstream version 2:4.20.0+dfsg. Signed-off-by: Daniel Baumann --- third_party/heimdal/lib/gssapi/krb5/context_time.c | 94 ++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 third_party/heimdal/lib/gssapi/krb5/context_time.c (limited to 'third_party/heimdal/lib/gssapi/krb5/context_time.c') diff --git a/third_party/heimdal/lib/gssapi/krb5/context_time.c b/third_party/heimdal/lib/gssapi/krb5/context_time.c new file mode 100644 index 0000000..58249cb --- /dev/null +++ b/third_party/heimdal/lib/gssapi/krb5/context_time.c @@ -0,0 +1,94 @@ +/* + * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS 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 INSTITUTE OR 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 "gsskrb5_locl.h" + +OM_uint32 +_gsskrb5_lifetime_left(OM_uint32 *minor_status, + krb5_context context, + OM_uint32 endtime, + OM_uint32 *lifetime_rec) +{ + krb5_timestamp now; + krb5_error_code kret; + + if (endtime == 0) { + *lifetime_rec = GSS_C_INDEFINITE; + return GSS_S_COMPLETE; + } + + kret = krb5_timeofday(context, &now); + if (kret) { + *lifetime_rec = 0; + *minor_status = kret; + return GSS_S_FAILURE; + } + + if (endtime < now) + *lifetime_rec = 0; + else + *lifetime_rec = endtime - now; + + return GSS_S_COMPLETE; +} + + +OM_uint32 GSSAPI_CALLCONV _gsskrb5_context_time + (OM_uint32 * minor_status, + gss_const_ctx_id_t context_handle, + OM_uint32 * time_rec + ) +{ + krb5_context context; + OM_uint32 endtime; + OM_uint32 major_status; + const gsskrb5_ctx ctx = (const gsskrb5_ctx) context_handle; + + GSSAPI_KRB5_INIT (&context); + + HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex); + endtime = ctx->endtime; + HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex); + + major_status = _gsskrb5_lifetime_left(minor_status, context, + endtime, time_rec); + if (major_status != GSS_S_COMPLETE) + return major_status; + + *minor_status = 0; + + if (*time_rec == 0) + return GSS_S_CONTEXT_EXPIRED; + + return GSS_S_COMPLETE; +} -- cgit v1.2.3