mirror of
https://github.com/minetest/irrlicht.git
synced 2024-12-25 02:00:30 +01:00
8310a3fbad
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/*
|
|
---------------------------------------------------------------------------
|
|
Copyright (c) 2002, Dr Brian Gladman < >, Worcester, UK.
|
|
All rights reserved.
|
|
|
|
LICENSE TERMS
|
|
|
|
The free distribution and use of this software in both source and binary
|
|
form is allowed (with or without changes) provided that:
|
|
|
|
1. distributions of this source code include the above copyright
|
|
notice, this list of conditions and the following disclaimer;
|
|
|
|
2. distributions in binary form include the above copyright
|
|
notice, this list of conditions and the following disclaimer
|
|
in the documentation and/or other associated materials;
|
|
|
|
3. the copyright holder's name is not used to endorse products
|
|
built using this software without specific written permission.
|
|
|
|
ALTERNATIVELY, provided that this notice is retained in full, this product
|
|
may be distributed under the terms of the GNU General Public License (GPL),
|
|
in which case the provisions of the GPL apply INSTEAD OF those given above.
|
|
|
|
DISCLAIMER
|
|
|
|
This software is provided 'as is' with no explicit or implied warranties
|
|
in respect of its properties, including, but not limited to, correctness
|
|
and/or fitness for purpose.
|
|
---------------------------------------------------------------------------
|
|
Issue Date: 26/08/2003
|
|
Includes a bugfix from Dr Brian Gladman made on 16/04/2012 for compiling on 64-bit
|
|
|
|
This is an implementation of HMAC, the FIPS standard keyed hash function
|
|
*/
|
|
|
|
#ifndef _HMAC_H
|
|
#define _HMAC_H
|
|
|
|
#include <memory.h>
|
|
|
|
#define USE_SHA1 // Irrlicht only cares about SHA1 for now
|
|
#if !defined(USE_SHA1) && !defined(USE_SHA256)
|
|
#error define USE_SHA1 or USE_SHA256 to set the HMAC hash algorithm
|
|
#endif
|
|
|
|
#ifdef USE_SHA1
|
|
|
|
#include "sha1.h"
|
|
|
|
#define HMAC_HASH_INPUT_SIZE SHA1_BLOCK_SIZE
|
|
#define HMAC_HASH_OUTPUT_SIZE SHA1_DIGEST_SIZE
|
|
#define sha_ctx sha1_ctx
|
|
#define sha_begin sha1_begin
|
|
#define sha_hash sha1_hash
|
|
#define sha_end sha1_end
|
|
|
|
#endif
|
|
|
|
#ifdef USE_SHA256
|
|
|
|
#include "sha2.h"
|
|
|
|
#define HMAC_HASH_INPUT_SIZE SHA256_BLOCK_SIZE
|
|
#define HMAC_HASH_OUTPUT_SIZE SHA256_DIGEST_SIZE
|
|
#define sha_ctx sha256_ctx
|
|
#define sha_begin sha256_begin
|
|
#define sha_hash sha256_hash
|
|
#define sha_end sha256_end
|
|
|
|
#endif
|
|
|
|
#define HMAC_OK 0
|
|
#define HMAC_BAD_MODE -1
|
|
#define HMAC_IN_DATA 0xffffffff
|
|
|
|
typedef struct
|
|
{ unsigned char key[HMAC_HASH_INPUT_SIZE];
|
|
sha_ctx ctx[1];
|
|
unsigned long klen;
|
|
} hmac_ctx;
|
|
|
|
void hmac_sha_begin(hmac_ctx cx[1]);
|
|
|
|
int hmac_sha_key(const unsigned char key[], unsigned long key_len, hmac_ctx cx[1]);
|
|
|
|
void hmac_sha_data(const unsigned char data[], unsigned long data_len, hmac_ctx cx[1]);
|
|
|
|
void hmac_sha_end(unsigned char mac[], unsigned long mac_len, hmac_ctx cx[1]);
|
|
|
|
void hmac_sha(const unsigned char key[], unsigned long key_len,
|
|
const unsigned char data[], unsigned long data_len,
|
|
unsigned char mac[], unsigned long mac_len);
|
|
|
|
#endif
|