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Lines 386-391
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| 386 |
return (0); |
386 |
return (0); |
| 387 |
} |
387 |
} |
| 388 |
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388 |
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|
389 |
static bool |
| 390 |
udp_inpcb_eq_ip_uh(struct inpcb *inp, struct ip *ip, struct udphdr *uh) |
| 391 |
{ |
| 392 |
if (inp->inp_lport != uh->uh_dport) |
| 393 |
return false; |
| 394 |
#ifdef INET6 |
| 395 |
if ((inp->inp_vflag & INP_IPV4) == 0) |
| 396 |
return false; |
| 397 |
#endif |
| 398 |
if (inp->inp_laddr.s_addr != INADDR_ANY && |
| 399 |
inp->inp_laddr.s_addr != ip->ip_dst.s_addr) |
| 400 |
return false; |
| 401 |
if (inp->inp_faddr.s_addr != INADDR_ANY && |
| 402 |
inp->inp_faddr.s_addr != ip->ip_src.s_addr) |
| 403 |
return false; |
| 404 |
if (inp->inp_fport != 0 && |
| 405 |
inp->inp_fport != uh->uh_sport) |
| 406 |
return false; |
| 407 |
|
| 408 |
return true; |
| 409 |
} |
| 410 |
|
| 389 |
int |
411 |
int |
| 390 |
udp_input(struct mbuf **mp, int *offp, int proto) |
412 |
udp_input(struct mbuf **mp, int *offp, int proto) |
| 391 |
{ |
413 |
{ |
|
Lines 533-553
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| 533 |
pcblist = udp_get_pcblist(proto); |
555 |
pcblist = udp_get_pcblist(proto); |
| 534 |
last = NULL; |
556 |
last = NULL; |
| 535 |
CK_LIST_FOREACH(inp, pcblist, inp_list) { |
557 |
CK_LIST_FOREACH(inp, pcblist, inp_list) { |
| 536 |
if (inp->inp_lport != uh->uh_dport) |
558 |
if (!udp_inpcb_eq_ip_uh(inp, ip, uh)) |
| 537 |
continue; |
559 |
continue; |
| 538 |
#ifdef INET6 |
|
|
| 539 |
if ((inp->inp_vflag & INP_IPV4) == 0) |
| 540 |
continue; |
| 541 |
#endif |
| 542 |
if (inp->inp_laddr.s_addr != INADDR_ANY && |
| 543 |
inp->inp_laddr.s_addr != ip->ip_dst.s_addr) |
| 544 |
continue; |
| 545 |
if (inp->inp_faddr.s_addr != INADDR_ANY && |
| 546 |
inp->inp_faddr.s_addr != ip->ip_src.s_addr) |
| 547 |
continue; |
| 548 |
if (inp->inp_fport != 0 && |
| 549 |
inp->inp_fport != uh->uh_sport) |
| 550 |
continue; |
| 551 |
|
560 |
|
| 552 |
INP_RLOCK(inp); |
561 |
INP_RLOCK(inp); |
| 553 |
|
562 |
|
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Lines 556-567
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| 556 |
continue; |
565 |
continue; |
| 557 |
} |
566 |
} |
| 558 |
|
567 |
|
| 559 |
/* |
568 |
if (!udp_inpcb_eq_ip_uh(inp, ip, uh)) { |
| 560 |
* XXXRW: Because we weren't holding either the inpcb |
569 |
INP_RUNLOCK(inp); |
| 561 |
* or the hash lock when we checked for a match |
570 |
continue; |
| 562 |
* before, we should probably recheck now that the |
571 |
} |
| 563 |
* inpcb lock is held. |
|
|
| 564 |
*/ |
| 565 |
|
572 |
|
| 566 |
/* |
573 |
/* |
| 567 |
* Handle socket delivery policy for any-source |
574 |
* Handle socket delivery policy for any-source |