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Lines 492-497
Link Here
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| 492 |
return (sip); |
492 |
return (sip); |
| 493 |
} |
493 |
} |
| 494 |
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494 |
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|
495 |
/* This calculates the netmask that we should use for static routes */ |
| 496 |
static unsigned long route_netmask (unsigned long ip_in) |
| 497 |
{ |
| 498 |
unsigned long p = ntohl (ip_in); |
| 499 |
unsigned long t; |
| 500 |
|
| 501 |
if (IN_CLASSA (p)) |
| 502 |
t = ~IN_CLASSA_NET; |
| 503 |
else { |
| 504 |
if (IN_CLASSB (p)) |
| 505 |
t = ~IN_CLASSB_NET; |
| 506 |
else { |
| 507 |
if (IN_CLASSC (p)) |
| 508 |
t = ~IN_CLASSC_NET; |
| 509 |
else |
| 510 |
t = 0; |
| 511 |
} |
| 512 |
} |
| 513 |
|
| 514 |
while (t & p) |
| 515 |
t >>= 1; |
| 516 |
|
| 517 |
return (htonl (~t)); |
| 518 |
} |
| 519 |
|
| 495 |
int parse_dhcpmessage (dhcp_t *dhcp, const dhcpmessage_t *message) |
520 |
int parse_dhcpmessage (dhcp_t *dhcp, const dhcpmessage_t *message) |
| 496 |
{ |
521 |
{ |
| 497 |
const unsigned char *p = message->options; |
522 |
const unsigned char *p = message->options; |
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Lines 705-711
Link Here
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| 705 |
memcpy (&static_routesp->destination.s_addr, p + i, 4); |
730 |
memcpy (&static_routesp->destination.s_addr, p + i, 4); |
| 706 |
memcpy (&static_routesp->gateway.s_addr, p + i + 4, 4); |
731 |
memcpy (&static_routesp->gateway.s_addr, p + i + 4, 4); |
| 707 |
static_routesp->netmask.s_addr = |
732 |
static_routesp->netmask.s_addr = |
| 708 |
get_netmask (static_routesp->destination.s_addr); |
733 |
route_netmask (static_routesp->destination.s_addr); |
| 709 |
} |
734 |
} |
| 710 |
break; |
735 |
break; |
| 711 |
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736 |
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