From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 19:20:00 +0200 Subject: Adding upstream version 2:4.20.0+dfsg. Signed-off-by: Daniel Baumann --- .../heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 third_party/heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c (limited to 'third_party/heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c') diff --git a/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c new file mode 100644 index 0000000..dbaf53e --- /dev/null +++ b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_to_sbin.c @@ -0,0 +1,22 @@ +#include "tommath_private.h" +#ifdef BN_MP_TO_SBIN_C +/* LibTomMath, multiple-precision integer library -- Tom St Denis */ +/* SPDX-License-Identifier: Unlicense */ + +/* store in signed [big endian] format */ +mp_err mp_to_sbin(const mp_int *a, unsigned char *buf, size_t maxlen, size_t *written) +{ + mp_err err; + if (maxlen == 0u) { + return MP_BUF; + } + if ((err = mp_to_ubin(a, buf + 1, maxlen - 1u, written)) != MP_OKAY) { + return err; + } + if (written != NULL) { + (*written)++; + } + buf[0] = (a->sign == MP_ZPOS) ? (unsigned char)0 : (unsigned char)1; + return MP_OKAY; +} +#endif -- cgit v1.2.3