1 /*- 2 * Copyright (c) 2008 Isilon Inc http://www.isilon.com/ 3 * Authors: Doug Rabson <dfr@rabson.org> 4 * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __FBSDID("$FreeBSD$"); 30 31 #include <sys/param.h> 32 #include <sys/kernel.h> 33 #include <sys/kobj.h> 34 #include <sys/malloc.h> 35 #include <sys/proc.h> 36 37 #include <kgssapi/gssapi.h> 38 #include <kgssapi/gssapi_impl.h> 39 40 #include "gssd.h" 41 42 OM_uint32 43 gss_acquire_cred(OM_uint32 *minor_status, 44 const gss_name_t desired_name, 45 OM_uint32 time_req, 46 const gss_OID_set desired_mechs, 47 gss_cred_usage_t cred_usage, 48 gss_cred_id_t *output_cred_handle, 49 gss_OID_set *actual_mechs, 50 OM_uint32 *time_rec) 51 { 52 OM_uint32 major_status; 53 struct acquire_cred_res res; 54 struct acquire_cred_args args; 55 enum clnt_stat stat; 56 gss_cred_id_t cred; 57 int i; 58 59 if (!kgss_gssd_handle) 60 return (GSS_S_FAILURE); 61 62 args.uid = curthread->td_ucred->cr_uid; 63 if (desired_name) 64 args.desired_name = desired_name->handle; 65 else 66 args.desired_name = 0; 67 args.time_req = time_req; 68 args.desired_mechs = desired_mechs; 69 args.cred_usage = cred_usage; 70 71 bzero(&res, sizeof(res)); 72 stat = gssd_acquire_cred_1(&args, &res, kgss_gssd_handle); 73 if (stat != RPC_SUCCESS) { 74 *minor_status = stat; 75 return (GSS_S_FAILURE); 76 } 77 78 if (res.major_status != GSS_S_COMPLETE) { 79 *minor_status = res.minor_status; 80 return (res.major_status); 81 } 82 83 *minor_status = 0; 84 cred = malloc(sizeof(struct _gss_cred_id_t), M_GSSAPI, M_WAITOK); 85 cred->handle = res.output_cred; 86 *output_cred_handle = cred; 87 if (actual_mechs) { 88 major_status = gss_create_empty_oid_set(minor_status, 89 actual_mechs); 90 if (major_status) 91 return (major_status); 92 for (i = 0; i < res.actual_mechs->count; i++) { 93 major_status = gss_add_oid_set_member(minor_status, 94 &res.actual_mechs->elements[i], actual_mechs); 95 if (major_status) 96 return (major_status); 97 } 98 } 99 if (time_rec) 100 *time_rec = res.time_rec; 101 102 xdr_free((xdrproc_t) xdr_acquire_cred_res, &res); 103 104 return (GSS_S_COMPLETE); 105 } 106