diff options
Diffstat (limited to 'cipher/ChangeLog')
| -rw-r--r-- | cipher/ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/cipher/ChangeLog b/cipher/ChangeLog index ede3b892b..7692ef62d 100644 --- a/cipher/ChangeLog +++ b/cipher/ChangeLog @@ -1,3 +1,18 @@ +2001-04-06 Werner Koch <[email protected]> + + * rijndael.c, des.c, blowfish.c, twofish.c, cast5.c (burn_stack): + New. Add wrappers for most functions to be able to call + burn_stack after the function invocation. This methods seems to be + the most portable way to zeroise the stack used. It does only work + on stack frame based machines but it is highly portable and has no + side effects. Just setting the automatic variables at the end of + a function to zero does not work well because the compiler will + optimize them away - marking them as volatile woule be bad for + performance. + * md5.c, sha1.c, rmd160.c, tiger.c (burn_stack): Likewise. + * random.c (burn_stack): New. + (mix_pool): Use it here to burn the stack of te mixblock function. + 2001-04-02 Werner Koch <[email protected]> * primegen.c (generate_elg_prime): I was not initialized for mode |