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pgen/pfilt: Special cases for primality checking.
[u/mdw/catacomb]
/
pfilt.c
diff --git
a/pfilt.c
b/pfilt.c
index
7f44569
..
e502404
100644
(file)
--- a/
pfilt.c
+++ b/
pfilt.c
@@
-59,7
+59,9
@@
static int smallenough(mp *m)
max = mp_sqr(max, max);
max->a->n--; /* Permanent allocation */
}
- if (MP_CMP(m, <, max))
+ if (MP_CMP(m, <=, MP_ONE))
+ rc = PGEN_FAIL;
+ else if (MP_CMP(m, <, max))
rc = PGEN_DONE;
return (rc);
}
@@
-91,6
+93,7
@@
int pfilt_smallfactor(mp *m)
rc = PGEN_DONE;
else
rc = PGEN_FAIL;
+ break;
}
}