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Add Propagating CBC (PCBC) mode
[tfcrypt.git]
/
tfprng.c
diff --git
a/tfprng.c
b/tfprng.c
index d4370f31172d0093f487ca07395a85a7286a317d..4db2418964ab44ad7036221b4105c12c69478fb1 100644
(file)
--- a/
tfprng.c
+++ b/
tfprng.c
@@
-85,7
+85,7
@@
TF_UNIT_TYPE tf_prng_range_r(void *sdata, TF_UNIT_TYPE s, TF_UNIT_TYPE d)
{
TF_UNIT_TYPE c = tf_prng_random_r(sdata);
if (d <= s) return s;
- return
s + c / ((TF_UNIT_TYPE)~0 / (d - s + 1) + 1
);
+ return
TF_PRNG_RANGE(c, TF_UNIT_TYPE, s, d
);
}
TF_UNIT_TYPE tf_prng_range(TF_UNIT_TYPE s, TF_UNIT_TYPE d)