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wolfcrypt/src/integer.c: mp_div_d(): refactor another 64 bit division to use do_div() when WOLFSSL_LINUXKM.

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Daniel Pouzzner
2020-08-20 11:28:54 -05:00
parent 2a3fd57b36
commit 03d5a4eadd
1 changed files with 5 additions and 0 deletions
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5
wolfcrypt/src/integer.c
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@@ -4560,7 +4560,12 @@ static int mp_div_d (mp_int * a, mp_digit b, mp_int * c, mp_digit * d)
w = (w << ((mp_word)DIGIT_BIT)) | ((mp_word)a->dp[ix]);
if (w >= b) {
#ifdef WOLFSSL_LINUXKM
t = (mp_digit)w;
do_div(t, b);
#else
t = (mp_digit)(w / b);
#endif
w -= ((mp_word)t) * ((mp_word)b);
} else {
t = 0;