| 1 | /*
|
|---|
| 2 | * Copyright (c) 1997 Kungliga Tekniska Högskolan
|
|---|
| 3 | * (Royal Institute of Technology, Stockholm, Sweden).
|
|---|
| 4 | * All rights reserved.
|
|---|
| 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 | *
|
|---|
| 10 | * 1. Redistributions of source code must retain the above copyright
|
|---|
| 11 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 12 | *
|
|---|
| 13 | * 2. Redistributions in binary form must reproduce the above copyright
|
|---|
| 14 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 15 | * documentation and/or other materials provided with the distribution.
|
|---|
| 16 | *
|
|---|
| 17 | * 3. Neither the name of the Institute nor the names of its contributors
|
|---|
| 18 | * may be used to endorse or promote products derived from this software
|
|---|
| 19 | * without specific prior written permission.
|
|---|
| 20 | *
|
|---|
| 21 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|---|
| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|---|
| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|---|
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|---|
| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|---|
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|---|
| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|---|
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|---|
| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|---|
| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|---|
| 31 | * SUCH DAMAGE.
|
|---|
| 32 | */
|
|---|
| 33 |
|
|---|
| 34 | #include "krb5_locl.h"
|
|---|
| 35 |
|
|---|
| 36 | krb5_error_code KRB5_LIB_FUNCTION
|
|---|
| 37 | _krb5_s4u2self_to_checksumdata(krb5_context context,
|
|---|
| 38 | const PA_S4U2Self *self,
|
|---|
| 39 | krb5_data *data)
|
|---|
| 40 | {
|
|---|
| 41 | krb5_error_code ret;
|
|---|
| 42 | krb5_ssize_t ssize;
|
|---|
| 43 | krb5_storage *sp;
|
|---|
| 44 | size_t size;
|
|---|
| 45 | int i;
|
|---|
| 46 |
|
|---|
| 47 | sp = krb5_storage_emem();
|
|---|
| 48 | if (sp == NULL) {
|
|---|
| 49 | krb5_clear_error_message(context);
|
|---|
| 50 | return ENOMEM;
|
|---|
| 51 | }
|
|---|
| 52 | krb5_storage_set_flags(sp, KRB5_STORAGE_BYTEORDER_LE);
|
|---|
| 53 | ret = krb5_store_int32(sp, self->name.name_type);
|
|---|
| 54 | if (ret)
|
|---|
| 55 | goto out;
|
|---|
| 56 | for (i = 0; i < self->name.name_string.len; i++) {
|
|---|
| 57 | size = strlen(self->name.name_string.val[i]);
|
|---|
| 58 | ssize = krb5_storage_write(sp, self->name.name_string.val[i], size);
|
|---|
| 59 | if (ssize != size) {
|
|---|
| 60 | ret = ENOMEM;
|
|---|
| 61 | goto out;
|
|---|
| 62 | }
|
|---|
| 63 | }
|
|---|
| 64 | size = strlen(self->realm);
|
|---|
| 65 | ssize = krb5_storage_write(sp, self->realm, size);
|
|---|
| 66 | if (ssize != size) {
|
|---|
| 67 | ret = ENOMEM;
|
|---|
| 68 | goto out;
|
|---|
| 69 | }
|
|---|
| 70 | size = strlen(self->auth);
|
|---|
| 71 | ssize = krb5_storage_write(sp, self->auth, size);
|
|---|
| 72 | if (ssize != size) {
|
|---|
| 73 | ret = ENOMEM;
|
|---|
| 74 | goto out;
|
|---|
| 75 | }
|
|---|
| 76 |
|
|---|
| 77 | ret = krb5_storage_to_data(sp, data);
|
|---|
| 78 | krb5_storage_free(sp);
|
|---|
| 79 | return ret;
|
|---|
| 80 |
|
|---|
| 81 | out:
|
|---|
| 82 | krb5_clear_error_message(context);
|
|---|
| 83 | return ret;
|
|---|
| 84 | }
|
|---|
