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Merge branch 'master' of github.com:raboof/nethogs

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This commit is contained in:
Arnout Engelen
2016-03-22 22:06:31 +01:00
parent 63114b6984 b3cf3fdf8e
commit 8613de843d
24 changed files with 2371 additions and 2560 deletions
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89
devices.cpp
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@@ -15,7 +15,8 @@
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
*USA.
*
*/
@@ -28,68 +29,62 @@
#include <net/if.h>
#include <ifaddrs.h>
bool selected(int devc, char** devicenames, char* devicename) {
if (devc == 0)
return true;
bool selected(int devc, char **devicenames, char *devicename) {
if (devc == 0)
return true;
for (int i = 0; i < devc; i++)
if (strcmp(devicenames[i], devicename) == 0)
return true;
for (int i = 0; i < devc; i++)
if (strcmp(devicenames[i], devicename) == 0)
return true;
return false;
return false;
}
bool already_seen(device* devices, char* devicename) {
for (class device* current_device = devices;
current_device != NULL;
current_device = current_device->next) {
if (strcmp(current_device->name, devicename) == 0)
return true;
}
return false;
bool already_seen(device *devices, char *devicename) {
for (class device *current_device = devices; current_device != NULL;
current_device = current_device->next) {
if (strcmp(current_device->name, devicename) == 0)
return true;
}
return false;
}
// The interface is up, not a loopback and running?
bool up_running(int ifa_flags) {
return !(ifa_flags & IFF_LOOPBACK) &&
(ifa_flags & IFF_UP) &&
(ifa_flags & IFF_RUNNING);
return !(ifa_flags & IFF_LOOPBACK) && (ifa_flags & IFF_UP) &&
(ifa_flags & IFF_RUNNING);
}
/**
* This function can return null, if no good interface is found
* When 'all' is set to 'false', the function avoids loopback interface and down/not running interfaces
* When 'all' is set to 'false', the function avoids loopback interface and
* down/not running interfaces
*/
device * get_devices(int devc, char** devicenames, bool all)
{
struct ifaddrs *ifaddr, *ifa;
device *get_devices(int devc, char **devicenames, bool all) {
struct ifaddrs *ifaddr, *ifa;
if (getifaddrs(&ifaddr) == -1)
{
std::cerr << "Fail to get interface addresses" << std::endl;
// perror("getifaddrs");
return NULL;
}
if (getifaddrs(&ifaddr) == -1) {
std::cerr << "Failed to get interface addresses" << std::endl;
// perror("getifaddrs");
return NULL;
}
device* devices = NULL;
for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next)
{
if (ifa->ifa_addr == NULL)
continue;
if (!selected(devc, devicenames, ifa->ifa_name))
continue;
if (already_seen(devices, ifa->ifa_name))
continue;
if (!all && !up_running(ifa->ifa_flags))
continue;
device *devices = NULL;
for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) {
if (ifa->ifa_addr == NULL)
continue;
if (!selected(devc, devicenames, ifa->ifa_name))
continue;
if (already_seen(devices, ifa->ifa_name))
continue;
if (!all && !up_running(ifa->ifa_flags))
continue;
devices = new device(strdup(ifa->ifa_name),devices);
}
devices = new device(strdup(ifa->ifa_name), devices);
}
freeifaddrs(ifaddr);
return devices;
freeifaddrs(ifaddr);
return devices;
}
device * get_default_devices() {
return get_devices(0, NULL, false);
}
device *get_default_devices() { return get_devices(0, NULL, false); }