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Add metric to RouteEntry.

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This commit is contained in:
Matias Fontanini
2015-06-21 14:32:23 -07:00
parent 2c2c92325d
commit d447009779
5 changed files with 68 additions and 6 deletions
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19
include/tins/utils.h
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@@ -94,6 +94,11 @@ namespace Tins {
* This route entry's subnet mask.
*/
IPv4Address mask;
/**
* This route entry's metric.
*/
int metric;
};
/**
@@ -371,6 +376,7 @@ void Tins::Utils::route_entries(ForwardIterator output) {
else
entry.mask = IPv4Address(uint32_t());
entry.interface = iface_name;
entry.metric = 0;
*output++ = entry;
}
next += rtm->rtm_msglen;
@@ -388,12 +394,14 @@ void Tins::Utils::route_entries(ForwardIterator output) {
for (DWORD i = 0; i < table->dwNumEntries; i++) {
MIB_IPFORWARDROW *row = &table->table[i];
if(row->dwForwardType == MIB_IPROUTE_TYPE_INDIRECT) {
if(row->dwForwardType == MIB_IPROUTE_TYPE_INDIRECT ||
row->dwForwardType == MIB_IPROUTE_TYPE_DIRECT) {
RouteEntry entry;
entry.interface = NetworkInterface::from_index(row->dwForwardIfIndex).name();
entry.destination = IPv4Address(row->dwForwardDest);
entry.mask = IPv4Address(row->dwForwardMask);
entry.gateway = IPv4Address(row->dwForwardNextHop);
entry.metric = row->dwForwardMetric1;
*output++ = entry;
}
}
@@ -403,19 +411,22 @@ template<class ForwardIterator>
void Tins::Utils::route_entries(ForwardIterator output) {
using namespace Tins::Internals;
std::ifstream input("/proc/net/route");
std::string destination, mask, gw;
std::string destination, mask, metric, gw;
uint32_t dummy;
skip_line(input);
RouteEntry entry;
while(input >> entry.interface >> destination >> gw) {
for(unsigned i(0); i < 5; ++i)
input >> mask;
for(unsigned i(0); i < 4; ++i)
input >> metric;
input >> mask;
from_hex(destination, dummy);
entry.destination = IPv4Address(dummy);
from_hex(mask, dummy);
entry.mask = IPv4Address(dummy);
from_hex(gw, dummy);
entry.gateway = IPv4Address(dummy);
from_hex(metric, dummy);
entry.metric = dummy;
skip_line(input);
*output = entry;
++output;