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TFM Warnings

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When building in VS, the MSC will complain about some constants getting
implicitly promoted to 64-bit. Added some type-casts to hush the warnings.
This commit is contained in:
John Safranek
2020-04-30 19:41:20 -07:00
parent f770d28ff0
commit b6bd86d2b1
1 changed files with 4 additions and 4 deletions
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8
wolfcrypt/src/tfm.c
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@ -1739,7 +1739,7 @@ static int _fp_exptmod_nct(fp_int * G, fp_int * X, fp_int * P, fp_int * Y)
if (M == NULL) { if (M == NULL) {
return FP_MEM; return FP_MEM;
} }
res = &M[1 << winsize]; res = &M[(word32)(1 << winsize)];
/* init M array */ /* init M array */
for(x = 0; x < (1 << winsize); x++) for(x = 0; x < (1 << winsize); x++)
@ -1769,10 +1769,10 @@ static int _fp_exptmod_nct(fp_int * G, fp_int * X, fp_int * P, fp_int * Y)
/* compute the value at M[1<<(winsize-1)] by /* compute the value at M[1<<(winsize-1)] by
* squaring M[1] (winsize-1) times */ * squaring M[1] (winsize-1) times */
fp_copy (&M[1], &M[1 << (winsize - 1)]); fp_copy (&M[1], &M[(word32)(1 << (winsize - 1))]);
for (x = 0; x < (winsize - 1); x++) { for (x = 0; x < (winsize - 1); x++) {
fp_sqr (&M[1 << (winsize - 1)], &M[1 << (winsize - 1)]); fp_sqr (&M[(word32)(1 << (winsize - 1))], &M[(word32)(1 << (winsize - 1))]);
err = fp_montgomery_reduce (&M[1 << (winsize - 1)], P, mp); err = fp_montgomery_reduce (&M[(word32)(1 << (winsize - 1))], P, mp);
if (err != FP_OKAY) { if (err != FP_OKAY) {
XFREE(M, NULL, DYNAMIC_TYPE_BIGINT); XFREE(M, NULL, DYNAMIC_TYPE_BIGINT);
return err; return err;