1/*- 2 * Copyright (c) 2005 Doug Rabson 3 * All rights reserved. 4 * 5 * Portions Copyright (c) 2010 Apple Inc. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: src/lib/libgssapi/gss_export_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ 29 */ 30 31#include "mech_locl.h" 32 33GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL 34gss_export_name(OM_uint32 *minor_status, 35 const gss_name_t input_name, 36 gss_buffer_t exported_name) 37{ 38 struct _gss_name *name = (struct _gss_name *) input_name; 39 struct _gss_mechanism_name *mn; 40 41 _gss_mg_check_name(input_name); 42 _mg_buffer_zero(exported_name); 43 44 /* 45 * If this name already has any attached MNs, export the first 46 * one, otherwise export based on the first mechanism in our 47 * list. 48 */ 49 mn = HEIM_SLIST_FIRST(&name->gn_mn); 50 if (!mn) { 51 *minor_status = 0; 52 return (GSS_S_NAME_NOT_MN); 53 } 54 55 return mn->gmn_mech->gm_export_name(minor_status, 56 mn->gmn_name, exported_name); 57} 58 59OM_uint32 60gss_mg_export_name(OM_uint32 *minor_status, const gss_const_OID mech, 61 const void *name, size_t length, gss_buffer_t exported_name) 62{ 63 uint8_t *buf; 64 65 exported_name->length = 10 + length + mech->length; 66 exported_name->value = malloc(exported_name->length); 67 if (exported_name->value == NULL) { 68 *minor_status = ENOMEM; 69 return GSS_S_FAILURE; 70 } 71 72 /* TOK, MECH_OID_LEN, DER(MECH_OID), NAME_LEN, NAME */ 73 74 buf = exported_name->value; 75 memcpy(buf, "\x04\x01", 2); 76 buf += 2; 77 buf[0] = ((mech->length + 2) >> 8) & 0xff; 78 buf[1] = (mech->length + 2) & 0xff; 79 buf+= 2; 80 buf[0] = 0x06; 81 buf[1] = (mech->length) & 0xFF; 82 buf+= 2; 83 84 memcpy(buf, mech->elements, mech->length); 85 buf += mech->length; 86 87 buf[0] = (length >> 24) & 0xff; 88 buf[1] = (length >> 16) & 0xff; 89 buf[2] = (length >> 8) & 0xff; 90 buf[3] = (length) & 0xff; 91 buf += 4; 92 93 memcpy (buf, name, length); 94 95 *minor_status = 0; 96 return GSS_S_COMPLETE; 97} 98