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authorDr. Stephen Henson <steve@openssl.org>2011-11-05 18:15:01 +0000
committerDr. Stephen Henson <steve@openssl.org>2011-11-05 18:15:01 +0000
commitdf64f34e843c19bb28102278ffc5a687ebee62f2 (patch)
tree9d049d2c0fa078b6210d07295308606f90f40233 /fips/rand
parent21a5cb26965843b263044ff2b7220ea1f030cf4e (diff)
make post failure simulation reversible in all cases
Diffstat (limited to 'fips/rand')
-rw-r--r--fips/rand/fips_drbg_lib.c4
-rw-r--r--fips/rand/fips_rand.c4
-rw-r--r--fips/rand/fips_rand_selftest.c7
3 files changed, 8 insertions, 7 deletions
diff --git a/fips/rand/fips_drbg_lib.c b/fips/rand/fips_drbg_lib.c
index 1596977fd5..e0e1d75091 100644
--- a/fips/rand/fips_drbg_lib.c
+++ b/fips/rand/fips_drbg_lib.c
@@ -544,9 +544,9 @@ void FIPS_drbg_set_reseed_interval(DRBG_CTX *dctx, int interval)
static int drbg_stick = 0;
-void FIPS_drbg_stick(void)
+void FIPS_drbg_stick(int onoff)
{
- drbg_stick = 1;
+ drbg_stick = onoff;
}
/* Continuous DRBG utility function */
diff --git a/fips/rand/fips_rand.c b/fips/rand/fips_rand.c
index cb9184e1f7..f80c005758 100644
--- a/fips/rand/fips_rand.c
+++ b/fips/rand/fips_rand.c
@@ -114,9 +114,9 @@ static FIPS_PRNG_CTX sctx;
static int fips_prng_fail = 0;
-void FIPS_x931_stick(void)
+void FIPS_x931_stick(int onoff)
{
- fips_prng_fail = 1;
+ fips_prng_fail = onoff;
}
static void fips_rand_prng_reset(FIPS_PRNG_CTX *ctx)
diff --git a/fips/rand/fips_rand_selftest.c b/fips/rand/fips_rand_selftest.c
index bafce719ca..ec949cbdbb 100644
--- a/fips/rand/fips_rand_selftest.c
+++ b/fips/rand/fips_rand_selftest.c
@@ -129,15 +129,16 @@ static AES_PRNG_TV aes_256_tv =
static int do_x931_test(unsigned char *key, int keylen,
AES_PRNG_TV *tv)
{
- unsigned char R[16];
+ unsigned char R[16], V[16];
int rv = 1;
+ memcpy(V, tv->V, sizeof(V));
if (!FIPS_x931_set_key(key, keylen))
return 0;
if (!fips_post_started(FIPS_TEST_X931, keylen, NULL))
return 1;
if (!fips_post_corrupt(FIPS_TEST_X931, keylen, NULL))
- tv->V[0]++;
- FIPS_x931_seed(tv->V, 16);
+ V[0]++;
+ FIPS_x931_seed(V, 16);
FIPS_x931_set_dt(tv->DT);
FIPS_x931_bytes(R, 16);
if (memcmp(R, tv->R, 16))