diff options
Diffstat (limited to 'libtommath/bn_mp_fwrite.c')
-rw-r--r-- | libtommath/bn_mp_fwrite.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/libtommath/bn_mp_fwrite.c b/libtommath/bn_mp_fwrite.c new file mode 100644 index 0000000..bd76b19 --- /dev/null +++ b/libtommath/bn_mp_fwrite.c @@ -0,0 +1,52 @@ +#include <tommath.h> +#ifdef BN_MP_FWRITE_C +/* LibTomMath, multiple-precision integer library -- Tom St Denis + * + * LibTomMath is a library that provides multiple-precision + * integer arithmetic as well as number theoretic functionality. + * + * The library was designed directly after the MPI library by + * Michael Fromberger but has been written from scratch with + * additional optimizations in place. + * + * The library is free for all purposes without any express + * guarantee it works. + * + * Tom St Denis, tomstdenis@iahu.ca, http://math.libtomcrypt.org + */ + +int mp_fwrite(mp_int *a, int radix, FILE *stream) +{ + char *buf; + int err, len, x; + + if ((err = mp_radix_size(a, radix, &len)) != MP_OKAY) { + return err; + } + + buf = OPT_CAST(char) XMALLOC (len); + if (buf == NULL) { + return MP_MEM; + } + + if ((err = mp_toradix(a, buf, radix)) != MP_OKAY) { + XFREE (buf); + return err; + } + + for (x = 0; x < len; x++) { + if (fputc(buf[x], stream) == EOF) { + XFREE (buf); + return MP_VAL; + } + } + + XFREE (buf); + return MP_OKAY; +} + +#endif + +/* $Source: /root/tcl/repos-to-convert/tcl/libtommath/bn_mp_fwrite.c,v $ */ +/* $Revision: 1.1.1.1.2.1 $ */ +/* $Date: 2005/09/26 20:16:53 $ */ |