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Remove individual copies of mbedtls_zeroize()

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This commit removes all the static occurrencies of the function
mbedtls_zeroize() in each of the individual .c modules. Instead the
function has been moved to utils.h that is included in each of the
modules.
This commit is contained in:
Andres Amaya Garcia
2017-10-25 09:37:04 +01:00
committed by Andres Amaya Garcia
parent d0d7bf614e
commit e32df087fb
42 changed files with 46 additions and 212 deletions
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6
library/ssl_cookie.c
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@ -40,14 +40,10 @@
#include "mbedtls/ssl_cookie.h"
#include "mbedtls/ssl_internal.h"
#include "mbedtls/utils.h"
#include <string.h>
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize( void *v, size_t n ) {
volatile unsigned char *p = v; while( n-- ) *p++ = 0;
}
/*
* If DTLS is in use, then at least one of SHA-1, SHA-256, SHA-512 is
* available. Try SHA-256 first, 512 wastes resources since we need to stay