diff options
Diffstat (limited to 'third_party/heimdal/lib/hcrypto/libtommath/bn_mp_init_copy.c')
-rw-r--r-- | third_party/heimdal/lib/hcrypto/libtommath/bn_mp_init_copy.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_init_copy.c b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_init_copy.c new file mode 100644 index 0000000..1888203 --- /dev/null +++ b/third_party/heimdal/lib/hcrypto/libtommath/bn_mp_init_copy.c @@ -0,0 +1,21 @@ +#include "tommath_private.h" +#ifdef BN_MP_INIT_COPY_C +/* LibTomMath, multiple-precision integer library -- Tom St Denis */ +/* SPDX-License-Identifier: Unlicense */ + +/* creates "a" then copies b into it */ +mp_err mp_init_copy(mp_int *a, const mp_int *b) +{ + mp_err err; + + if ((err = mp_init_size(a, b->used)) != MP_OKAY) { + return err; + } + + if ((err = mp_copy(b, a)) != MP_OKAY) { + mp_clear(a); + } + + return err; +} +#endif |