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/lock.h> 35 #include <sys/malloc.h> 36 #include <sys/mutex.h> 37 #include <sys/proc.h> 38 39 #include <kgssapi/gssapi.h> 40 #include <kgssapi/gssapi_impl.h> 41 42 #include "gssd.h" 43 44 OM_uint32 45 gss_acquire_cred(OM_uint32 *minor_status, 46 const gss_name_t desired_name, 47 OM_uint32 time_req, 48 const gss_OID_set desired_mechs, 49 gss_cred_usage_t cred_usage, 50 gss_cred_id_t *output_cred_handle, 51 gss_OID_set *actual_mechs, 52 OM_uint32 *time_rec) 53 { 54 OM_uint32 major_status; 55 struct acquire_cred_res res; 56 struct acquire_cred_args args; 57 enum clnt_stat stat; 58 gss_cred_id_t cred; 59 int i; 60 CLIENT *cl; 61 62 *minor_status = 0; 63 cl = kgss_gssd_client(); 64 if (cl == NULL) 65 return (GSS_S_FAILURE); 66 67 args.uid = curthread->td_ucred->cr_uid; 68 if (desired_name) 69 args.desired_name = desired_name->handle; 70 else 71 args.desired_name = 0; 72 args.time_req = time_req; 73 args.desired_mechs = desired_mechs; 74 args.cred_usage = cred_usage; 75 76 bzero(&res, sizeof(res)); 77 stat = gssd_acquire_cred_1(&args, &res, cl); 78 CLNT_RELEASE(cl); 79 if (stat != RPC_SUCCESS) { 80 *minor_status = stat; 81 return (GSS_S_FAILURE); 82 } 83 84 if (res.major_status != GSS_S_COMPLETE) { 85 *minor_status = res.minor_status; 86 return (res.major_status); 87 } 88 89 cred = malloc(sizeof(struct _gss_cred_id_t), M_GSSAPI, M_WAITOK); 90 cred->handle = res.output_cred; 91 *output_cred_handle = cred; 92 if (actual_mechs) { 93 major_status = gss_create_empty_oid_set(minor_status, 94 actual_mechs); 95 if (major_status) 96 return (major_status); 97 for (i = 0; i < res.actual_mechs->count; i++) { 98 major_status = gss_add_oid_set_member(minor_status, 99 &res.actual_mechs->elements[i], actual_mechs); 100 if (major_status) 101 return (major_status); 102 } 103 } 104 if (time_rec) 105 *time_rec = res.time_rec; 106 107 xdr_free((xdrproc_t) xdr_acquire_cred_res, &res); 108 109 return (GSS_S_COMPLETE); 110 } 111