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Merge pull request #3540 from gufe44/netbsd-rand-arc4random_buf

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Use arc4random_buf instead of rand on NetBSD
This commit is contained in:
Gilles Peskine 2020-08-13 15:27:45 +02:00 committed by GitHub
commit 3890f7cd3d
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3 changed files with 8 additions and 5 deletions
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3
ChangeLog.d/netbsd-rand-arc4random_buf.txt Normal file
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@ -0,0 +1,3 @@
Bugfix
* Use arc4random_buf on NetBSD instead of rand implementation with cyclical
lower bits. Fix contributed in #3540.

6
library/rsa.c
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@ -53,7 +53,7 @@
#include "mbedtls/md.h"
#endif
#if defined(MBEDTLS_PKCS1_V15) && !defined(__OpenBSD__)
#if defined(MBEDTLS_PKCS1_V15) && !defined(__OpenBSD__) && !defined(__NetBSD__)
#include <stdlib.h>
#endif
@ -2569,7 +2569,7 @@ void mbedtls_rsa_free( mbedtls_rsa_context *ctx )
#if defined(MBEDTLS_PKCS1_V15)
static int myrand( void *rng_state, unsigned char *output, size_t len )
{
#if !defined(__OpenBSD__)
#if !defined(__OpenBSD__) && !defined(__NetBSD__)
size_t i;
if( rng_state != NULL )
@ -2582,7 +2582,7 @@ static int myrand( void *rng_state, unsigned char *output, size_t len )
rng_state = NULL;
arc4random_buf( output, len );
#endif /* !OpenBSD */
#endif /* !OpenBSD && !NetBSD */
return( 0 );
}

4
tests/src/random.c
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@ -32,7 +32,7 @@ int mbedtls_test_rnd_std_rand( void *rng_state,
unsigned char *output,
size_t len )
{
#if !defined(__OpenBSD__)
#if !defined(__OpenBSD__) && !defined(__NetBSD__)
size_t i;
if( rng_state != NULL )
@ -45,7 +45,7 @@ int mbedtls_test_rnd_std_rand( void *rng_state,
rng_state = NULL;
arc4random_buf( output, len );
#endif /* !OpenBSD */
#endif /* !OpenBSD && !NetBSD */
return( 0 );
}