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Diffstat (limited to 'framework/src/suricata/src/util-device.c')
| -rw-r--r-- | framework/src/suricata/src/util-device.c | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/framework/src/suricata/src/util-device.c b/framework/src/suricata/src/util-device.c deleted file mode 100644 index c08e30f0..00000000 --- a/framework/src/suricata/src/util-device.c +++ /dev/null @@ -1,273 +0,0 @@ -/* Copyright (C) 2011-2012 Open Information Security Foundation - * - * You can copy, redistribute or modify this Program under the terms of - * the GNU General Public License version 2 as published by the Free - * Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#include "suricata-common.h" -#include "conf.h" -#include "util-device.h" - -/** - * \file - * - * \author Eric Leblond <eric@regit.org> - * - * \brief Utility functions to handle device list - */ - -/** private device list */ -static TAILQ_HEAD(, LiveDevice_) live_devices = - TAILQ_HEAD_INITIALIZER(live_devices); - -/** if set to 0 when we don't have real devices */ -static int live_devices_stats = 1; - -/** - * \brief Add a pcap device for monitoring - * - * \param dev string with the device name - * - * \retval 0 on success. - * \retval -1 on failure. - */ -int LiveRegisterDevice(char *dev) -{ - LiveDevice *pd = SCMalloc(sizeof(LiveDevice)); - if (unlikely(pd == NULL)) { - return -1; - } - - pd->dev = SCStrdup(dev); - if (unlikely(pd->dev == NULL)) { - SCFree(pd); - return -1; - } - SC_ATOMIC_INIT(pd->pkts); - SC_ATOMIC_INIT(pd->drop); - SC_ATOMIC_INIT(pd->invalid_checksums); - pd->ignore_checksum = 0; - TAILQ_INSERT_TAIL(&live_devices, pd, next); - - SCLogDebug("Device \"%s\" registered.", dev); - return 0; -} - -/** - * \brief Get the number of registered devices - * - * \retval cnt the number of registered devices - */ -int LiveGetDeviceCount(void) -{ - int i = 0; - LiveDevice *pd; - - TAILQ_FOREACH(pd, &live_devices, next) { - i++; - } - - return i; -} - -/** - * \brief Get a pointer to the device name at idx - * - * \param number idx of the device in our list - * - * \retval ptr pointer to the string containing the device - * \retval NULL on error - */ -char *LiveGetDeviceName(int number) -{ - int i = 0; - LiveDevice *pd; - - TAILQ_FOREACH(pd, &live_devices, next) { - if (i == number) { - return pd->dev; - } - - i++; - } - - return NULL; -} - -/** - * \brief Get a pointer to the device at idx - * - * \param number idx of the device in our list - * - * \retval ptr pointer to the string containing the device - * \retval NULL on error - */ -LiveDevice *LiveGetDevice(char *name) -{ - int i = 0; - LiveDevice *pd; - - if (name == NULL) { - SCLogWarning(SC_ERR_INVALID_VALUE, "Name of device should not be null"); - return NULL; - } - - TAILQ_FOREACH(pd, &live_devices, next) { - if (!strcmp(name, pd->dev)) { - return pd; - } - - i++; - } - - return NULL; -} - - - -int LiveBuildDeviceList(char * runmode) -{ - return LiveBuildDeviceListCustom(runmode, "interface"); -} - -int LiveBuildDeviceListCustom(char * runmode, char * itemname) -{ - ConfNode *base = ConfGetNode(runmode); - ConfNode *child; - int i = 0; - - if (base == NULL) - return 0; - - TAILQ_FOREACH(child, &base->head, next) { - ConfNode *subchild; - TAILQ_FOREACH(subchild, &child->head, next) { - if ((!strcmp(subchild->name, itemname))) { - if (!strcmp(subchild->val, "default")) - break; - SCLogInfo("Adding %s %s from config file", - itemname, subchild->val); - LiveRegisterDevice(subchild->val); - i++; - } - } - } - - return i; -} - -/** Call this function to disable stat on live devices - * - * This can be useful in the case, this is not a real interface. - */ -void LiveDeviceHasNoStats() -{ - live_devices_stats = 0; -} - -int LiveDeviceListClean() -{ - SCEnter(); - LiveDevice *pd, *tpd; - - TAILQ_FOREACH_SAFE(pd, &live_devices, next, tpd) { - if (live_devices_stats) { - SCLogNotice("Stats for '%s': pkts: %" PRIu64", drop: %" PRIu64 " (%.2f%%), invalid chksum: %" PRIu64, - pd->dev, - SC_ATOMIC_GET(pd->pkts), - SC_ATOMIC_GET(pd->drop), - 100 * (SC_ATOMIC_GET(pd->drop) * 1.0) / SC_ATOMIC_GET(pd->pkts), - SC_ATOMIC_GET(pd->invalid_checksums)); - } - if (pd->dev) - SCFree(pd->dev); - SC_ATOMIC_DESTROY(pd->pkts); - SC_ATOMIC_DESTROY(pd->drop); - SC_ATOMIC_DESTROY(pd->invalid_checksums); - SCFree(pd); - } - - SCReturnInt(TM_ECODE_OK); -} - -#ifdef BUILD_UNIX_SOCKET -TmEcode LiveDeviceIfaceStat(json_t *cmd, json_t *answer, void *data) -{ - SCEnter(); - LiveDevice *pd; - const char * name = NULL; - json_t *jarg = json_object_get(cmd, "iface"); - if(!json_is_string(jarg)) { - json_object_set_new(answer, "message", json_string("Iface is not a string")); - SCReturnInt(TM_ECODE_FAILED); - } - name = json_string_value(jarg); - if (name == NULL) { - json_object_set_new(answer, "message", json_string("Iface name is NULL")); - SCReturnInt(TM_ECODE_FAILED); - } - - TAILQ_FOREACH(pd, &live_devices, next) { - if (!strcmp(name, pd->dev)) { - json_t *jdata = json_object(); - if (jdata == NULL) { - json_object_set_new(answer, "message", - json_string("internal error at json object creation")); - SCReturnInt(TM_ECODE_FAILED); - } - json_object_set_new(jdata, "pkts", - json_integer(SC_ATOMIC_GET(pd->pkts))); - json_object_set_new(jdata, "invalid-checksums", - json_integer(SC_ATOMIC_GET(pd->invalid_checksums))); - json_object_set_new(jdata, "drop", - json_integer(SC_ATOMIC_GET(pd->drop))); - json_object_set_new(answer, "message", jdata); - SCReturnInt(TM_ECODE_OK); - } - } - json_object_set_new(answer, "message", json_string("Iface does not exist")); - SCReturnInt(TM_ECODE_FAILED); -} - -TmEcode LiveDeviceIfaceList(json_t *cmd, json_t *answer, void *data) -{ - SCEnter(); - json_t *jdata; - json_t *jarray; - LiveDevice *pd; - int i = 0; - - jdata = json_object(); - if (jdata == NULL) { - json_object_set_new(answer, "message", - json_string("internal error at json object creation")); - return TM_ECODE_FAILED; - } - jarray = json_array(); - if (jarray == NULL) { - json_object_set_new(answer, "message", - json_string("internal error at json object creation")); - return TM_ECODE_FAILED; - } - TAILQ_FOREACH(pd, &live_devices, next) { - json_array_append(jarray, json_string(pd->dev)); - i++; - } - - json_object_set_new(jdata, "count", json_integer(i)); - json_object_set_new(jdata, "ifaces", jarray); - json_object_set_new(answer, "message", jdata); - SCReturnInt(TM_ECODE_OK); -} -#endif /* BUILD_UNIX_SOCKET */ |