X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/80e2389990082500d76eb566d4946be3e786c3ef..d8f41ccd20de16f8ebe2ccc84d47bf1cb2b26bbb:/Security/libsecurity_apple_csp/lib/rijndaelApi.h

diff --git a/Security/libsecurity_apple_csp/lib/rijndaelApi.h b/Security/libsecurity_apple_csp/lib/rijndaelApi.h
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+/*
+ * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+
+
+/* 
+ * rijndaelApi.h  -  AES API layer
+ *
+ * Based on rijndael-api-ref.h v2.0 written by Paulo Barreto
+ * and Vincent Rijmen
+ */
+
+#ifndef	_RIJNDAEL_API_REF_H_
+#define _RIJNDAEL_API_REF_H_
+
+#include <stdio.h>
+#include "rijndael-alg-ref.h"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/*  Error Codes  */
+#define     BAD_KEY_MAT        -1  /*  Key material not of correct 
+									   length */
+#define     BAD_KEY_INSTANCE   -2  /*  Key passed is not valid  */
+
+#define     MAX_AES_KEY_SIZE	(MAX_AES_KEY_BITS / 8)
+#define 	MAX_AES_BLOCK_SIZE	(MAX_AES_BLOCK_BITS / 8)
+#define     MAX_AES_IV_SIZE		MAX_AES_BLOCK_SIZE
+	
+#define		TRUE		1
+#define 	FALSE		0
+
+/*  The structure for key information */
+typedef struct {
+	word32   		keyLen;		/* Length of the key in bits */
+	word32  		blockLen;   /* Length of block in bits */
+	word32			columns;	/* optimization, blockLen / 32 */
+	word8 			keySched[MAXROUNDS+1][4][MAXBC];	
+} keyInstance;
+
+int makeKey(
+	keyInstance *key, 
+	int keyLen, 		// in BITS
+	int blockLen,		// in BITS
+	word8 *keyMaterial,
+	int enable128Opt);
+
+/*
+ * Simplified single-block encrypt/decrypt.
+ */
+int rijndaelBlockEncrypt(
+	keyInstance *key, 
+	word8 *input, 
+	word8 *outBuffer);
+int rijndaelBlockDecrypt(
+	keyInstance *key, 
+	word8 *input, 
+	word8 *outBuffer);
+	
+#if		!GLADMAN_AES_128_ENABLE
+/*
+ * Optimized routines for 128 bit block and 128 bit key.
+ */
+int rijndaelBlockEncrypt128(
+	keyInstance 	*key, 
+	word8 			*input, 
+	word8 			*outBuffer);
+int rijndaelBlockDecrypt128(
+	keyInstance 	*key, 
+	word8 			*input, 
+	word8 			*outBuffer);
+#endif	/* !GLADMAN_AES_128_ENABLE */
+
+#if defined(__ppc__) && defined(ALTIVEC_ENABLE)
+/* 
+ * dmitch addenda 4/11/2001: 128-bit only vectorized encrypt/decrypt with no CBC
+ */
+void vBlockEncrypt128(
+	keyInstance *key, 
+	word8 *input, 
+	word8 *outBuffer);
+void vBlockDecrypt128(
+	keyInstance *key, 
+	word8 *input, 
+	word8 *outBuffer);
+
+/* temp switch for runtime enable/disable */
+extern int doAES128;
+
+#endif	/* __ppc__ && ALTIVEC_ENABLE */
+	
+/* ptr to one of several (possibly optimized) encrypt/decrypt functions */
+typedef int (*aesCryptFcn)(
+	keyInstance *key, 
+	word8 *input, 
+	word8 *outBuffer);
+
+#ifdef	__cplusplus
+}
+#endif	// cplusplus
+
+#endif	// RIJNDAEL_API_REF
+
+