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Added mechanism to provide alternative cipher / hash implementations

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All symmetric cipher algorithms and hash algorithms now include support
for a POLARSSL_XXX_ALT flag that prevents the definition of the
algorithm context structure and all 'core' functions.
This commit is contained in:
Paul Bakker
2013-06-12 16:49:10 +02:00
parent 9691bbe9b3
commit 4087c47043
27 changed files with 331 additions and 34 deletions
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6
library/sha1.c
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@ -1,7 +1,7 @@
/*
* FIPS-180-1 compliant SHA-1 implementation
*
* Copyright (C) 2006-2010, Brainspark B.V.
* Copyright (C) 2006-2013, Brainspark B.V.
*
* This file is part of PolarSSL (http://www.polarssl.org)
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
@ -38,6 +38,8 @@
#include <stdio.h>
#endif
#if !defined(POLARSSL_SHA1_ALT)
/*
* 32-bit integer manipulation macros (big endian)
*/
@ -309,6 +311,8 @@ void sha1_finish( sha1_context *ctx, unsigned char output[20] )
PUT_UINT32_BE( ctx->state[4], output, 16 );
}
#endif /* !POLARSSL_SHA1_ALT */
/*
* output = SHA-1( input buffer )
*/