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add random abstraction

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This commit is contained in:
Love Hornquist Astrand
2010-11-29 09:18:19 -08:00
parent bad0e733c5
commit 987faedb80
7 changed files with 67 additions and 17 deletions
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8
lib/roken/resolve.c
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@@ -619,10 +619,6 @@ compare_srv(const void *a, const void *b)
return ((*aa)->u.srv->priority - (*bb)->u.srv->priority);
}
#ifndef HAVE_RANDOM
#define random() rand()
#endif
/* try to rearrange the srv-records by the algorithm in RFC2782 */
ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
rk_dns_srv_order(struct rk_dns_reply *r)
@@ -636,6 +632,8 @@ rk_dns_srv_order(struct rk_dns_reply *r)
char *oldstate;
#endif
rk_random_init();
for(rr = r->head; rr; rr = rr->next)
if(rr->type == rk_ns_t_srv)
num_srv++;
@@ -682,7 +680,7 @@ rk_dns_srv_order(struct rk_dns_reply *r)
/* ss is now the first record of this priority and ee is the
first of the next */
while(ss < ee) {
rnd = random() % (sum + 1);
rnd = rk_random() % (sum + 1);
for(count = 0, tt = ss; ; tt++) {
if(*tt == NULL)
continue;