1178825Sdfr/* 2178825Sdfr * Copyright (c) 1997 - 2003 Kungliga Tekniska H�gskolan 3178825Sdfr * (Royal Institute of Technology, Stockholm, Sweden). 4178825Sdfr * All rights reserved. 5178825Sdfr * 6178825Sdfr * Redistribution and use in source and binary forms, with or without 7178825Sdfr * modification, are permitted provided that the following conditions 8178825Sdfr * are met: 9178825Sdfr * 10178825Sdfr * 1. Redistributions of source code must retain the above copyright 11178825Sdfr * notice, this list of conditions and the following disclaimer. 12178825Sdfr * 13178825Sdfr * 2. Redistributions in binary form must reproduce the above copyright 14178825Sdfr * notice, this list of conditions and the following disclaimer in the 15178825Sdfr * documentation and/or other materials provided with the distribution. 16178825Sdfr * 17178825Sdfr * 3. Neither the name of the Institute nor the names of its contributors 18178825Sdfr * may be used to endorse or promote products derived from this software 19178825Sdfr * without specific prior written permission. 20178825Sdfr * 21178825Sdfr * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22178825Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23178825Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24178825Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25178825Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26178825Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27178825Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28178825Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29178825Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30178825Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31178825Sdfr * SUCH DAMAGE. 32178825Sdfr */ 33178825Sdfr 34178825Sdfr#include "krb5/gsskrb5_locl.h" 35178825Sdfr 36178825SdfrRCSID("$Id: context_time.c 19031 2006-11-13 18:02:57Z lha $"); 37178825Sdfr 38178825SdfrOM_uint32 39178825Sdfr_gsskrb5_lifetime_left(OM_uint32 *minor_status, 40178825Sdfr krb5_context context, 41178825Sdfr OM_uint32 lifetime, 42178825Sdfr OM_uint32 *lifetime_rec) 43178825Sdfr{ 44178825Sdfr krb5_timestamp timeret; 45178825Sdfr krb5_error_code kret; 46178825Sdfr 47178825Sdfr if (lifetime == 0) { 48178825Sdfr *lifetime_rec = GSS_C_INDEFINITE; 49178825Sdfr return GSS_S_COMPLETE; 50178825Sdfr } 51178825Sdfr 52178825Sdfr kret = krb5_timeofday(context, &timeret); 53178825Sdfr if (kret) { 54178825Sdfr *minor_status = kret; 55178825Sdfr return GSS_S_FAILURE; 56178825Sdfr } 57178825Sdfr 58178825Sdfr if (lifetime < timeret) 59178825Sdfr *lifetime_rec = 0; 60178825Sdfr else 61178825Sdfr *lifetime_rec = lifetime - timeret; 62178825Sdfr 63178825Sdfr return GSS_S_COMPLETE; 64178825Sdfr} 65178825Sdfr 66178825Sdfr 67178825SdfrOM_uint32 _gsskrb5_context_time 68178825Sdfr (OM_uint32 * minor_status, 69178825Sdfr const gss_ctx_id_t context_handle, 70178825Sdfr OM_uint32 * time_rec 71178825Sdfr ) 72178825Sdfr{ 73178825Sdfr krb5_context context; 74178825Sdfr OM_uint32 lifetime; 75178825Sdfr OM_uint32 major_status; 76178825Sdfr const gsskrb5_ctx ctx = (const gsskrb5_ctx) context_handle; 77178825Sdfr 78178825Sdfr GSSAPI_KRB5_INIT (&context); 79178825Sdfr 80178825Sdfr HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex); 81178825Sdfr lifetime = ctx->lifetime; 82178825Sdfr HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex); 83178825Sdfr 84178825Sdfr major_status = _gsskrb5_lifetime_left(minor_status, context, 85178825Sdfr lifetime, time_rec); 86178825Sdfr if (major_status != GSS_S_COMPLETE) 87178825Sdfr return major_status; 88178825Sdfr 89178825Sdfr *minor_status = 0; 90178825Sdfr 91178825Sdfr if (*time_rec == 0) 92178825Sdfr return GSS_S_CONTEXT_EXPIRED; 93178825Sdfr 94178825Sdfr return GSS_S_COMPLETE; 95178825Sdfr} 96