2 #ifdef BN_MP_READ_SIGNED_BIN_C
3 /* LibTomMath, multiple-precision integer library -- Tom St Denis
5 * LibTomMath is a library that provides multiple-precision
6 * integer arithmetic as well as number theoretic functionality.
8 * The library was designed directly after the MPI library by
9 * Michael Fromberger but has been written from scratch with
10 * additional optimizations in place.
12 * The library is free for all purposes without any express
15 * Tom St Denis, tomstdenis@iahu.ca, http://math.libtomcrypt.org
18 /* read signed bin, big endian, first byte is 0==positive or 1==negative */
20 mp_read_signed_bin (mp_int * a, unsigned char *b, int c)
25 if ((res = mp_read_unsigned_bin (a, b + 1, c - 1)) != MP_OKAY) {
29 /* first byte is 0 for positive, non-zero for negative */