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Shorter code.

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FossilOrigin-Name: c857fdc587a93ae3b61855095a231da244fb749d1271873b58ae5ee0f1bf45b6
This commit is contained in:
7u83@mail.ru 2015-04-02 16:23:29 +00:00
parent edd42dd625
commit 1dae8112d2
1 changed files with 6 additions and 8 deletions
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14
src/capwap/cw_rand.c
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@ -66,18 +66,16 @@ int cw_rand_r(uint8_t*dst, int len)
int cw_rand(uint8_t *dst, int len) int cw_rand(uint8_t *dst, int len)
{ {
static int init = 1; static uint32_t rinit = 0;
if (init){ if (!rinit){
uint32_t rinit=time(NULL);
int l = cw_rand_r((uint8_t*)(&rinit),sizeof(uint32_t)); int l = cw_rand_r((uint8_t*)(&rinit),sizeof(uint32_t));
if (l<sizeof(uint32_t)) if (l<sizeof(uint32_t)){
cw_dbg(DBG_CW_INFO,"Not enough entropy reading from %s, using pseudo rand",cw_rand_dev); cw_log(LOG_WARNING,"Can't read enough bytes from %s, using time to init rand",cw_rand_dev);
rinit=time(NULL);
}
srand(rinit); srand(rinit);
init =0;
} }
int i; int i;
for (i=0; i<len; i++){ for (i=0; i<len; i++){