security-and-privacy/gnupg
security-and-privacy/gnupg
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Code Activity

* blowfish.c (burn_stack), cast5.c (burn_stack), des.c (burn_stack), md5.c

Browse source 
(burn_stack), random.c (burn_stack, read_pool, fast_random_poll),
rijndael.c (burn_stack), rmd160.c (burn_stack), rndegd.c
(rndegd_gather_random), rndlinux.c (rndlinux_gather_random), rndriscos.c
(rndriscos_gather_random), sha1.c (burn_stack), tiger.c (burn_stack),
twofish.c (burn_stack): Replace various calls to memset() with the more
secure wipememory().
This commit is contained in:
David Shaw 2002-11-06 15:28:12 +00:00
parent 666dcb370b
commit 90279250e8
14 changed files with 29 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

6
cipher/random.c
View file

@ -205,7 +205,7 @@ burn_stack (int bytes)
{
char buf[128];
memset (buf, 0, sizeof buf);
wipememory(buf,sizeof buf);
bytes -= sizeof buf;
if (bytes > 0)
burn_stack (bytes);
@ -564,7 +564,7 @@ read_pool( byte *buffer, size_t length, int level )
if( pool_balance < 0 )
pool_balance = 0;
/* and clear the keypool */
memset( keypool, 0, POOLSIZE );
wipememory(keypool, POOLSIZE);
}
}
@ -673,7 +673,7 @@ fast_random_poll()
getrusage( RUSAGE_SELF, &buf );
add_randomness( &buf, sizeof buf, 1 );
memset( &buf, 0, sizeof buf );
wipememory( &buf, sizeof buf );
}
#endif
#endif