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Fix AVX2 final func to reset state

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This commit is contained in:
Sean Parkinson
2018-01-24 16:00:47 -08:00
parent be1aba1f70
commit 4d75f337bb
2 changed files with 45 additions and 19 deletions
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60
wolfcrypt/benchmark/benchmark.c
View File

@ -2047,27 +2047,49 @@ void bench_poly1305()
Poly1305 enc;
byte mac[16];
double start;
int ret, i, count;
int ret = 0, i, count;
ret = wc_Poly1305SetKey(&enc, bench_key, 32);
if (ret != 0) {
printf("Poly1305SetKey failed, ret = %d\n", ret);
return;
}
bench_stats_start(&count, &start);
do {
for (i = 0; i < numBlocks; i++) {
ret = wc_Poly1305Update(&enc, bench_plain, BENCH_SIZE);
if (ret != 0) {
printf("Poly1305Update failed: %d\n", ret);
break;
}
if (digest_stream) {
ret = wc_Poly1305SetKey(&enc, bench_key, 32);
if (ret != 0) {
printf("Poly1305SetKey failed, ret = %d\n", ret);
return;
}
wc_Poly1305Final(&enc, mac);
count += i;
} while (bench_stats_sym_check(start));
bench_stats_sym_finish("POLY1305", 0, count, bench_size, start, ret);
bench_stats_start(&count, &start);
do {
for (i = 0; i < numBlocks; i++) {
ret = wc_Poly1305Update(&enc, bench_plain, BENCH_SIZE);
if (ret != 0) {
printf("Poly1305Update failed: %d\n", ret);
break;
}
}
wc_Poly1305Final(&enc, mac);
count += i;
} while (bench_stats_sym_check(start));
bench_stats_sym_finish("POLY1305", 0, count, bench_size, start, ret);
}
else {
bench_stats_start(&count, &start);
do {
for (i = 0; i < numBlocks; i++) {
ret = wc_Poly1305SetKey(&enc, bench_key, 32);
if (ret != 0) {
printf("Poly1305SetKey failed, ret = %d\n", ret);
return;
}
ret = wc_Poly1305Update(&enc, bench_plain, BENCH_SIZE);
if (ret != 0) {
printf("Poly1305Update failed: %d\n", ret);
break;
}
wc_Poly1305Final(&enc, mac);
}
count += i;
} while (bench_stats_sym_check(start));
bench_stats_sym_finish("POLY1305", 0, count, bench_size, start, ret);
}
}
#endif /* HAVE_POLY1305 */

4
wolfcrypt/src/poly1305.c
View File

@ -1008,6 +1008,10 @@ static void poly1305_final_avx2(Poly1305* ctx, byte* mac)
[r3] "r" (ctx->r3), [r4] "r" (ctx->r4)
: "memory", "ymm0"
);
ctx->leftover = 0;
ctx->finished = 0;
ctx->started = 0;
}
#endif