Avoid warning and make local variable lower-case.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
2019-12-12 16:32:41 +00:00
commit 8310a3fbad
1909 changed files with 607639 additions and 0 deletions
--- a/source/Irrlicht/aesGladman/hmac.h
+++ b/source/Irrlicht/aesGladman/hmac.h
@@ -0,0 +1,95 @@
+/*
+ ---------------------------------------------------------------------------
+ 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