mirror of
https://github.com/vale981/arb
synced 2025-03-05 09:21:38 -05:00
29 lines
781 B
C
29 lines
781 B
C
/*
|
|
Copyright (C) 2016 Pascal Molin
|
|
|
|
This file is part of Arb.
|
|
|
|
Arb is free software: you can redistribute it and/or modify it under
|
|
the terms of the GNU Lesser General Public License (LGPL) as published
|
|
by the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version. See <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "dlog.h"
|
|
|
|
/* we known the order is prime */
|
|
void
|
|
dlog_precomp_p_init(dlog_precomp_t pre, ulong a, ulong mod, ulong p, ulong num)
|
|
{
|
|
if (p < DLOG_TABLE_P_LIM)
|
|
{
|
|
dlog_precomp_small_init(pre, a, mod, p, num);
|
|
}
|
|
else
|
|
{
|
|
ulong m;
|
|
m = dlog_bsgs_size(p, num);
|
|
pre->type = DLOG_BSGS;
|
|
pre->cost = dlog_bsgs_init(pre->t.bsgs, a, mod, p, m);
|
|
}
|
|
}
|