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Code Issues Releases Wiki Activity

Utils::gateway_from_ip is now working.

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This commit is contained in:
Matias Fontanini
2012-03-23 00:59:58 -03:00
parent 0b6b4e9921
commit 4235feb43e
1 changed files with 5 additions and 4 deletions
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9
src/utils.cpp
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@@ -245,18 +245,19 @@ bool Tins::Utils::gateway_from_ip(uint32_t ip, uint32_t &gw_addr) {
ifstream input("/proc/net/route");
bool match(false);
string iface;
string destination, mask;
string destination, mask, gw;
uint32_t destination_int, mask_int;
ip = Utils::net_to_host_l(ip);
skip_line(input);
while(!match) {
input >> iface >> destination;
for(unsigned i(0); i < 6; ++i)
input >> iface >> destination >> gw;
for(unsigned i(0); i < 5; ++i)
input >> mask;
from_hex(destination, destination_int);
from_hex(mask, mask_int);
if((ip & mask_int) == destination_int) {
gw_addr = destination_int;
from_hex(gw, gw_addr);
gw_addr = net_to_host_l(gw_addr);
return true;
}
skip_line(input);