diff options
author | Erwin Nindl <nine@wirdorange.org> | 2007-07-13 16:05:16 +0000 |
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committer | Erwin Nindl <nine@wirdorange.org> | 2007-07-13 16:05:16 +0000 |
commit | 17b77485fa4ea8ecbf472e2d1daa15007ff93705 (patch) | |
tree | 1b1c72d09b898f8d5dcdd68dcbd86d030e66ded5 /srtp/crypto/include/auth.h | |
parent | bugfix window size (diff) |
* removed srtp directory
* install libsrtp under /usr/local/lib
* cleaned up Makefile
Diffstat (limited to 'srtp/crypto/include/auth.h')
-rw-r--r-- | srtp/crypto/include/auth.h | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/srtp/crypto/include/auth.h b/srtp/crypto/include/auth.h deleted file mode 100644 index 295b5f6..0000000 --- a/srtp/crypto/include/auth.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - * auth.h - * - * common interface to authentication functions - * - * David A. McGrew - * Cisco Systems, Inc. - */ - -/* - * - * Copyright (c) 2001-2006, Cisco Systems, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - * - * Neither the name of the Cisco Systems, Inc. nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ - -#ifndef AUTH_H -#define AUTH_H - -#include "datatypes.h" -#include "err.h" /* error codes */ - -typedef struct auth_type_t *auth_type_pointer; -typedef struct auth_t *auth_pointer_t; - -typedef err_status_t (*auth_alloc_func) - (auth_pointer_t *ap, int key_len, int out_len); - -typedef err_status_t (*auth_init_func) - (void *state, const uint8_t *key, int key_len); - -typedef err_status_t (*auth_dealloc_func)(auth_pointer_t ap); - -typedef err_status_t (*auth_compute_func) - (void *state, uint8_t *buffer, int octets_to_auth, - int tag_len, uint8_t *tag); - -typedef err_status_t (*auth_update_func) - (void *state, uint8_t *buffer, int octets_to_auth); - -typedef err_status_t (*auth_start_func)(void *state); - -/* some syntactic sugar on these function types */ - -#define auth_type_alloc(at, a, klen, outlen) \ - ((at)->alloc((a), (klen), (outlen))) - -#define auth_init(a, key) \ - (((a)->type)->init((a)->state, (key), ((a)->key_len))) - -#define auth_compute(a, buf, len, res) \ - (((a)->type)->compute((a)->state, (buf), (len), (a)->out_len, (res))) - -#define auth_update(a, buf, len) \ - (((a)->type)->update((a)->state, (buf), (len))) - -#define auth_start(a)(((a)->type)->start((a)->state)) - -#define auth_dealloc(c) (((c)->type)->dealloc(c)) - -/* functions to get information about a particular auth_t */ - -int -auth_get_key_length(const struct auth_t *a); - -int -auth_get_tag_length(const struct auth_t *a); - -int -auth_get_prefix_length(const struct auth_t *a); - -/* - * auth_test_case_t is a (list of) key/message/tag values that are - * known to be correct for a particular cipher. this data can be used - * to test an implementation in an on-the-fly self test of the - * correcness of the implementation. (see the auth_type_self_test() - * function below) - */ - -typedef struct auth_test_case_t { - int key_length_octets; /* octets in key */ - uint8_t *key; /* key */ - int data_length_octets; /* octets in data */ - uint8_t *data; /* data */ - int tag_length_octets; /* octets in tag */ - uint8_t *tag; /* tag */ - struct auth_test_case_t *next_test_case; /* pointer to next testcase */ -} auth_test_case_t; - -/* auth_type_t */ - -typedef struct auth_type_t { - auth_alloc_func alloc; - auth_dealloc_func dealloc; - auth_init_func init; - auth_compute_func compute; - auth_update_func update; - auth_start_func start; - char *description; - int ref_count; - auth_test_case_t *test_data; - debug_module_t *debug; -} auth_type_t; - -typedef struct auth_t { - auth_type_t *type; - void *state; - int out_len; /* length of output tag in octets */ - int key_len; /* length of key in octets */ - int prefix_len; /* length of keystream prefix */ -} auth_t; - -/* - * auth_type_self_test() tests an auth_type against test cases - * provided in an array of values of key/message/tag that is known to - * be good - */ - -err_status_t -auth_type_self_test(const auth_type_t *at); - -/* - * auth_type_get_ref_count(at) returns the reference count (the number - * of instantiations) of the auth_type_t at - */ - -int -auth_type_get_ref_count(const auth_type_t *at); - -#endif /* AUTH_H */ |