1 #pragma ident "%Z%%M% %I% %E% SMI" 2 3 /* 4 * Copyright 1993 by OpenVision Technologies, Inc. 5 * 6 * Permission to use, copy, modify, distribute, and sell this software 7 * and its documentation for any purpose is hereby granted without fee, 8 * provided that the above copyright notice appears in all copies and 9 * that both that copyright notice and this permission notice appear in 10 * supporting documentation, and that the name of OpenVision not be used 11 * in advertising or publicity pertaining to distribution of the software 12 * without specific, written prior permission. OpenVision makes no 13 * representations about the suitability of this software for any 14 * purpose. It is provided "as is" without express or implied warranty. 15 * 16 * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 18 * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR 19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF 20 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR 21 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 22 * PERFORMANCE OF THIS SOFTWARE. 23 */ 24 25 #include "gssapiP_krb5.h" 26 27 OM_uint32 28 krb5_gss_inquire_context(minor_status, context_handle, initiator_name, 29 acceptor_name, lifetime_rec, mech_type, ret_flags, 30 locally_initiated, open) 31 OM_uint32 *minor_status; 32 gss_ctx_id_t context_handle; 33 gss_name_t *initiator_name; 34 gss_name_t *acceptor_name; 35 OM_uint32 *lifetime_rec; 36 gss_OID *mech_type; 37 OM_uint32 *ret_flags; 38 int *locally_initiated; 39 int *open; 40 { 41 krb5_context context; 42 krb5_error_code code; 43 krb5_gss_ctx_id_rec *ctx; 44 krb5_principal init, accept; 45 krb5_timestamp now; 46 krb5_deltat lifetime; 47 48 if (initiator_name) 49 *initiator_name = (gss_name_t) NULL; 50 if (acceptor_name) 51 *acceptor_name = (gss_name_t) NULL; 52 53 /* validate the context handle */ 54 if (! kg_validate_ctx_id(context_handle)) { 55 *minor_status = (OM_uint32) G_VALIDATE_FAILED; 56 return(GSS_S_NO_CONTEXT); 57 } 58 59 ctx = (krb5_gss_ctx_id_rec *) context_handle; 60 61 if (! ctx->established) { 62 *minor_status = KG_CTX_INCOMPLETE; 63 return(GSS_S_NO_CONTEXT); 64 } 65 66 init = NULL; 67 accept = NULL; 68 context = ctx->k5_context; 69 70 if ((code = krb5_timeofday(context, &now))) { 71 *minor_status = code; 72 return(GSS_S_FAILURE); 73 } 74 75 if ((lifetime = ctx->endtime - now) < 0) 76 lifetime = 0; 77 78 if (initiator_name) { 79 if ((code = krb5_copy_principal(context, 80 ctx->initiate?ctx->here:ctx->there, 81 &init))) { 82 *minor_status = code; 83 return(GSS_S_FAILURE); 84 } 85 if (! kg_save_name((gss_name_t) init)) { 86 krb5_free_principal(context, init); 87 *minor_status = (OM_uint32) G_VALIDATE_FAILED; 88 return(GSS_S_FAILURE); 89 } 90 } 91 92 if (acceptor_name) { 93 if ((code = krb5_copy_principal(context, 94 ctx->initiate?ctx->there:ctx->here, 95 &accept))) { 96 if (init) krb5_free_principal(context, init); 97 *minor_status = code; 98 return(GSS_S_FAILURE); 99 } 100 if (! kg_save_name((gss_name_t) accept)) { 101 krb5_free_principal(context, accept); 102 if (init) { 103 kg_delete_name((gss_name_t) accept); 104 krb5_free_principal(context, init); 105 } 106 *minor_status = (OM_uint32) G_VALIDATE_FAILED; 107 return(GSS_S_FAILURE); 108 } 109 } 110 111 if (initiator_name) 112 *initiator_name = (gss_name_t) init; 113 114 if (acceptor_name) 115 *acceptor_name = (gss_name_t) accept; 116 117 if (lifetime_rec) 118 *lifetime_rec = lifetime; 119 120 if (mech_type) 121 *mech_type = (gss_OID) ctx->mech_used; 122 123 if (ret_flags) 124 *ret_flags = ctx->gss_flags; 125 126 if (locally_initiated) 127 *locally_initiated = ctx->initiate; 128 129 if (open) 130 *open = ctx->established; 131 132 *minor_status = 0; 133 return((lifetime == 0)?GSS_S_CONTEXT_EXPIRED:GSS_S_COMPLETE); 134 } 135