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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
commit | 8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch) | |
tree | 4099e8021376c7d8c05bdf8503093d80e9c7bad0 /third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c | |
parent | Initial commit. (diff) | |
download | samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip |
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c')
-rw-r--r-- | third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c new file mode 100644 index 0000000..626ea2c --- /dev/null +++ b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_sqrmod.c @@ -0,0 +1,25 @@ +#include "tommath_private.h" +#ifdef BN_MP_SQRMOD_C +/* LibTomMath, multiple-precision integer library -- Tom St Denis */ +/* SPDX-License-Identifier: Unlicense */ + +/* c = a * a (mod b) */ +mp_err mp_sqrmod(const mp_int *a, const mp_int *b, mp_int *c) +{ + mp_err err; + mp_int t; + + if ((err = mp_init(&t)) != MP_OKAY) { + return err; + } + + if ((err = mp_sqr(a, &t)) != MP_OKAY) { + goto LBL_ERR; + } + err = mp_mod(&t, b, c); + +LBL_ERR: + mp_clear(&t); + return err; +} +#endif |