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author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-09-15 14:44:00 (GMT) |
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committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-09-15 14:44:00 (GMT) |
commit | 30f7e69b182d1267056ee2628a860891f6555aa3 (patch) | |
tree | 4598f9d64ea232476fcf18bbef6bd413444c0c07 /libtommath/bn_mp_expt_d_ex.c | |
parent | b167e2845e3a2d5b2ffe3a877cb19c3f430aeacf (diff) | |
download | tcl-30f7e69b182d1267056ee2628a860891f6555aa3.zip tcl-30f7e69b182d1267056ee2628a860891f6555aa3.tar.gz tcl-30f7e69b182d1267056ee2628a860891f6555aa3.tar.bz2 |
re-format everything through astyle. Taken from libtom/libtommath (pull request [https://github.com/libtom/libtommath/pull/85|85])
Diffstat (limited to 'libtommath/bn_mp_expt_d_ex.c')
-rw-r--r-- | libtommath/bn_mp_expt_d_ex.c | 95 |
1 files changed, 47 insertions, 48 deletions
diff --git a/libtommath/bn_mp_expt_d_ex.c b/libtommath/bn_mp_expt_d_ex.c index c361b27..bece77b 100644 --- a/libtommath/bn_mp_expt_d_ex.c +++ b/libtommath/bn_mp_expt_d_ex.c @@ -16,65 +16,64 @@ */ /* calculate c = a**b using a square-multiply algorithm */ -int mp_expt_d_ex (mp_int * a, mp_digit b, mp_int * c, int fast) +int mp_expt_d_ex(mp_int *a, mp_digit b, mp_int *c, int fast) { - int res; - unsigned int x; + int res; + unsigned int x; - mp_int g; + mp_int g; - if ((res = mp_init_copy (&g, a)) != MP_OKAY) { - return res; - } + if ((res = mp_init_copy(&g, a)) != MP_OKAY) { + return res; + } - /* set initial result */ - mp_set (c, 1); + /* set initial result */ + mp_set(c, 1); - if (fast != 0) { - while (b > 0) { - /* if the bit is set multiply */ - if ((b & 1) != 0) { - if ((res = mp_mul (c, &g, c)) != MP_OKAY) { - mp_clear (&g); - return res; - } - } + if (fast != 0) { + while (b > 0) { + /* if the bit is set multiply */ + if ((b & 1) != 0) { + if ((res = mp_mul(c, &g, c)) != MP_OKAY) { + mp_clear(&g); + return res; + } + } - /* square */ - if (b > 1) { - if ((res = mp_sqr (&g, &g)) != MP_OKAY) { - mp_clear (&g); - return res; - } - } + /* square */ + if (b > 1) { + if ((res = mp_sqr(&g, &g)) != MP_OKAY) { + mp_clear(&g); + return res; + } + } - /* shift to next bit */ - b >>= 1; - } - } - else { - for (x = 0; x < DIGIT_BIT; x++) { - /* square */ - if ((res = mp_sqr (c, c)) != MP_OKAY) { - mp_clear (&g); - return res; + /* shift to next bit */ + b >>= 1; } + } else { + for (x = 0; x < DIGIT_BIT; x++) { + /* square */ + if ((res = mp_sqr(c, c)) != MP_OKAY) { + mp_clear(&g); + return res; + } - /* if the bit is set multiply */ - if ((b & (mp_digit) (((mp_digit)1) << (DIGIT_BIT - 1))) != 0) { - if ((res = mp_mul (c, &g, c)) != MP_OKAY) { - mp_clear (&g); - return res; - } - } + /* if the bit is set multiply */ + if ((b & (mp_digit)(((mp_digit)1) << (DIGIT_BIT - 1))) != 0) { + if ((res = mp_mul(c, &g, c)) != MP_OKAY) { + mp_clear(&g); + return res; + } + } - /* shift to next bit */ - b <<= 1; - } - } /* if ... else */ + /* shift to next bit */ + b <<= 1; + } + } /* if ... else */ - mp_clear (&g); - return MP_OKAY; + mp_clear(&g); + return MP_OKAY; } #endif |