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Code Issues Releases Wiki Activity

Utils::resolve_hwaddr is not working.

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This commit is contained in:
Matias Fontanini
2011-08-16 18:11:47 -03:00
parent 9734510cbd
commit 9b897db21f
3 changed files with 26 additions and 10 deletions
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23
src/utils.cpp
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@@ -30,6 +30,8 @@
#include <net/if.h>
#endif
#include "utils.h"
#include "pdu.h"
#include "arp.h"
using namespace std;
@@ -155,8 +157,23 @@ uint32_t Tins::Utils::resolve_ip(const string &to_resolve) {
return ((struct in_addr**)data->h_addr_list)[0]->s_addr;
}
bool Tins::Utils::resolve_hwaddr(uint32_t ip, uint8_t *buffer, PacketSender *sender) {
return false;
bool Tins::Utils::resolve_hwaddr(const string &iface, uint32_t ip, uint8_t *buffer, PacketSender *sender) {
uint32_t my_ip;
uint8_t my_hw[6];
if(!interface_ip(iface, my_ip) || !interface_hwaddr(iface, my_hw))
return false;
PDU *packet = ARP::make_arp_request(iface, ip, my_ip, my_hw);
PDU *response = sender->send_recv(packet);
delete packet;
if(response) {
ARP *arp_resp = dynamic_cast<ARP*>(response->inner_pdu());
if(arp_resp)
memcpy(buffer, arp_resp->sender_hw_addr(), 6);
delete response;
return arp_resp;
}
else
return false;
}
set<string> Tins::Utils::network_interfaces() {
@@ -179,10 +196,8 @@ bool Tins::Utils::interface_hwaddr(const string &iface, uint8_t *buffer) {
}
bool Tins::Utils::interface_id(const string &iface, uint32_t &id) {
id = if_nametoindex(iface.c_str());
return (((int32_t)id) != -1);
}
uint32_t Tins::Utils::crc32(uint8_t* data, uint32_t data_size) {