/usr/include/ykclient_server_response.h is in libykclient-dev 2.15-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | /* ykclient_server_response.h --- Server response parsing and validation.
*
* Written by Sebastien Martini <seb@dbzteam.org>.
* Copyright (c) 2011-2013 Yubico AB
* 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.
*
* 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
* OWNER 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 YKCLIENT_SERVER_RESPONSE_H
#define YKCLIENT_SERVER_RESPONSE_H
#include <ykclient_errors.h>
/* Example:
key: status
value: OK
*/
typedef struct ykclient_parameter_st
{
char *key;
char *value;
} ykclient_parameter_t;
typedef struct ykclient_parameters_st
{
ykclient_parameter_t *parameter;
struct ykclient_parameters_st *next;
} ykclient_parameters_t;
typedef struct ykclient_server_response_st
{
ykclient_parameter_t *signature;
ykclient_parameters_t *parameters;
} ykclient_server_response_t;
/* Returns NULL if it fails. */
extern ykclient_server_response_t *ykclient_server_response_init (void);
/* Frees allocated data structures. */
extern void ykclient_server_response_free (ykclient_server_response_t
* response);
/* Parses server's response and builds a list of parameters and isolates
the corresponding signature parameter. Returns 0 if it succeeds. */
extern ykclient_rc
ykclient_server_response_parse (char *response,
ykclient_server_response_t * serv_response);
/* Iterates the parameters buils a HMAC-SHA1 and checks it matches the
signature returned by the server. This function returns 0 if the signature
is valid, 1 otherwise. */
extern int
ykclient_server_response_verify_signature (const ykclient_server_response_t
* serv_response,
const char *key, int key_length);
/* Returns value associated to key or NULL if unmatched. The caller doesn't
take ownership of the returned value. */
extern char *ykclient_server_response_get (const ykclient_server_response_t *
serv_response, const char *key);
#endif /* YKCLIENT_SERVER_RESPONSE_H */
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