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Update the EBSNET GenerateSeed function with a better seed. It was

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reseeding itself every few bytes and failing the simple entropy check.
This commit is contained in:
John Safranek
2019-11-13 14:49:17 -08:00
parent cd7001904a
commit 8f08f001d2
1 changed files with 2 additions and 5 deletions
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7
wolfcrypt/src/random.c
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@ -1558,16 +1558,13 @@ int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
#include "rtprand.h" /* rtp_rand () */ #include "rtprand.h" /* rtp_rand () */
#include "rtptime.h" /* rtp_get_system_msec() */ #include "rtptime.h" /* rtp_get_system_msec() */
int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz) int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
{ {
int i; word32 i;
rtp_srand(rtp_get_system_msec());
rtp_srand(rtp_get_system_msec());
for (i = 0; i < sz; i++ ) { for (i = 0; i < sz; i++ ) {
output[i] = rtp_rand() % 256; output[i] = rtp_rand() % 256;
if ( (i % 8) == 7)
rtp_srand(rtp_get_system_msec());
} }
return 0; return 0;