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Using "rand()" to seed our PRNG as its available on all INTIME RTOS versions.

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This commit is contained in:
David Garske
2021-03-01 09:23:19 -08:00
parent acff0e8781
commit 8c1a93d9e1
1 changed files with 4 additions and 4 deletions
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8
wolfcrypt/src/random.c
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@@ -2236,8 +2236,8 @@ int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
#elif defined(INTIME_RTOS) #elif defined(INTIME_RTOS)
int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz) int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
{ {
uint32_t rand; uint32_t randval;
word32 len = sizeof(rand); word32 len = sizeof(randval);
if (output == NULL) { if (output == NULL) {
return BUFFER_E; return BUFFER_E;
@@ -2246,8 +2246,8 @@ int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
while (sz > 0) { while (sz > 0) {
if (sz < len) if (sz < len)
len = sz; len = sz;
rand = arc4random(); /* returns 32-bits of random */ randval = rand(); /* returns 32-bits of random */
XMEMCPY(output, &rand, len); XMEMCPY(output, &randval, len);
output += len; output += len;
sz -= len; sz -= len;
} }