| 1 | /*
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| 2 | * Copyright (c) 2005 - 2006 Kungliga Tekniska Högskolan
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| 3 | * (Royal Institute of Technology, Stockholm, Sweden).
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | *
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer in the
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| 15 | * documentation and/or other materials provided with the distribution.
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| 16 | *
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| 17 | * 3. Neither the name of the Institute nor the names of its contributors
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| 18 | * may be used to endorse or promote products derived from this software
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| 19 | * without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 31 | * SUCH DAMAGE.
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| 32 | */
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| 33 |
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| 34 | #include "hx_locl.h"
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| 35 |
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| 36 |
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| 37 | static int
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| 38 | null_init(hx509_context context,
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| 39 | hx509_certs certs, void **data, int flags,
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| 40 | const char *residue, hx509_lock lock)
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| 41 | {
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| 42 | *data = NULL;
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| 43 | return 0;
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| 44 | }
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| 45 |
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| 46 | static int
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| 47 | null_free(hx509_certs certs, void *data)
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| 48 | {
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| 49 | assert(data == NULL);
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| 50 | return 0;
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| 51 | }
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| 52 |
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| 53 | static int
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| 54 | null_iter_start(hx509_context context,
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| 55 | hx509_certs certs, void *data, void **cursor)
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| 56 | {
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| 57 | *cursor = NULL;
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| 58 | return 0;
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| 59 | }
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| 60 |
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| 61 | static int
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| 62 | null_iter(hx509_context context,
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| 63 | hx509_certs certs, void *data, void *iter, hx509_cert *cert)
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| 64 | {
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| 65 | *cert = NULL;
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| 66 | return ENOENT;
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| 67 | }
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| 68 |
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| 69 | static int
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| 70 | null_iter_end(hx509_context context,
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| 71 | hx509_certs certs,
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| 72 | void *data,
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| 73 | void *cursor)
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| 74 | {
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| 75 | assert(cursor == NULL);
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| 76 | return 0;
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| 77 | }
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| 78 |
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| 79 |
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| 80 | struct hx509_keyset_ops keyset_null = {
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| 81 | "NULL",
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| 82 | 0,
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| 83 | null_init,
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| 84 | NULL,
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| 85 | null_free,
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| 86 | NULL,
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| 87 | NULL,
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| 88 | null_iter_start,
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| 89 | null_iter,
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| 90 | null_iter_end
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| 91 | };
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| 92 |
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| 93 | void
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| 94 | _hx509_ks_null_register(hx509_context context)
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| 95 | {
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| 96 | _hx509_ks_register(context, &keyset_null);
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| 97 | }
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