1 #pragma ident "%Z%%M% %I% %E% SMI" 2 3 /* Copyright 1993 by OpenVision Technologies, Inc. 4 * 5 * Permission to use, copy, modify, distribute, and sell this software 6 * and its documentation for any purpose is hereby granted without fee, 7 * provided that the above copyright notice appears in all copies and 8 * that both that copyright notice and this permission notice appear in 9 * supporting documentation, and that the name of OpenVision not be used 10 * in advertising or publicity pertaining to distribution of the software 11 * without specific, written prior permission. OpenVision makes no 12 * representations about the suitability of this software for any 13 * purpose. It is provided "as is" without express or implied warranty. 14 * 15 * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 16 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 17 * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR 18 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF 19 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR 20 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 21 * PERFORMANCE OF THIS SOFTWARE. 22 */ 23 24 #include "gssapiP_krb5.h" 25 26 /* 27 * $Id: context_time.c 16187 2004-03-19 09:33:57Z raeburn $ 28 */ 29 30 OM_uint32 31 krb5_gss_context_time(minor_status, context_handle, time_rec) 32 OM_uint32 *minor_status; 33 gss_ctx_id_t context_handle; 34 OM_uint32 *time_rec; 35 { 36 krb5_error_code code; 37 krb5_gss_ctx_id_rec *ctx; 38 krb5_timestamp now; 39 krb5_deltat lifetime; 40 41 /* validate the context handle */ 42 if (! kg_validate_ctx_id(context_handle)) { 43 *minor_status = (OM_uint32) G_VALIDATE_FAILED; 44 return(GSS_S_NO_CONTEXT); 45 } 46 47 ctx = (krb5_gss_ctx_id_rec *) context_handle; 48 49 if (! ctx->established) { 50 *minor_status = KG_CTX_INCOMPLETE; 51 return(GSS_S_NO_CONTEXT); 52 } 53 54 if ((code = krb5_timeofday(ctx->k5_context, &now))) { 55 *minor_status = code; 56 return(GSS_S_FAILURE); 57 } 58 59 if ((lifetime = ctx->endtime - now) <= 0) { 60 *time_rec = 0; 61 *minor_status = 0; 62 return(GSS_S_CONTEXT_EXPIRED); 63 } else { 64 *time_rec = lifetime; 65 *minor_status = 0; 66 return(GSS_S_COMPLETE); 67 } 68 } 69