Mercurial > dropbear
view libtommath/bn_mp_dr_setup.c @ 1908:eadd023fde4d
Support RSA OpenSSH new format in dropbearconvert
Added support for reading and writing. PEM writing support
has been removed.
OpenSSH file format routines have been moved to signkey_ossh.c
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Tue, 29 Mar 2022 22:27:55 +0800 |
parents | 1051e4eea25a |
children |
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#include "tommath_private.h" #ifdef BN_MP_DR_SETUP_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ /* determines the setup value */ void mp_dr_setup(const mp_int *a, mp_digit *d) { /* the casts are required if MP_DIGIT_BIT is one less than * the number of bits in a mp_digit [e.g. MP_DIGIT_BIT==31] */ *d = (mp_digit)(((mp_word)1 << (mp_word)MP_DIGIT_BIT) - (mp_word)a->dp[0]); } #endif