-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
- /*
- $Revision: 1.11 $
- $Date: 2009/06/23 11:32:27 $
- $Author: faust $
- */
-
-/*
-* Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
-*/
-
-#pragma once
-
-#include "stg/plugin.h"
-#include "stg/module_settings.h"
-#include "stg/logger.h"
-
-#include <string>
-#include <vector>
-#include <cstdint>
-
-#include <pthread.h>
-#include <sys/poll.h>
-
-#define BUFF_LEN (128)
-
-namespace STG
-{
-struct TraffCounter;
-}
-
-//-----------------------------------------------------------------------------
-struct BPF_DATA {
- BPF_DATA()
- {
- fd = 0;
- p = NULL;
- r = 0;
- sum = 0;
- memset(buffer, 0, BUFF_LEN);
- bh = NULL;
- canRead = 1;
- iface = "";
- };
-
- BPF_DATA(const BPF_DATA & bd)
- {
- fd = bd.fd;
- p = bd.p;
- r = bd.r;
- sum = bd.sum;
- memcpy(buffer, bd.buffer, BUFF_LEN);
- bh = bd.bh;
- canRead = bd.canRead;
- iface = bd.iface;
- };
-
-int fd;
-uint8_t * p;
-int r;
-int sum;
-uint8_t buffer[BUFF_LEN];
-struct bpf_hdr * bh;
-int canRead;
-std::string iface;
-};
-//-----------------------------------------------------------------------------
-class BPF_CAP_SETTINGS {
-public:
- const std::string & GetStrError() const { return errorStr; }
- int ParseSettings(const STG::ModuleSettings & s);
- std::string GetIface(unsigned int num);
-
-private:
- std::vector<std::string> iface;
- mutable std::string errorStr;
-};
-//-----------------------------------------------------------------------------
-class BPF_CAP : public STG::Plugin {
-public:
- BPF_CAP();
-
- void SetTraffcounter(STG::TraffCounter * tc) override { traffCnt = tc; }
-
- int Start() override;
- int Stop() override;
- int Reload(const STG::ModuleSettings & /*ms*/) override { return 0; }
- bool IsRunning() override { return isRunning; }
-
- void SetSettings(const STG::ModuleSettings & s) override { settings = s; }
- int ParseSettings() override;
-
- const std::string & GetStrError() const override { return errorStr; }
- std::string GetVersion() const override;
- uint16_t GetStartPosition() const override { return 40; }
- uint16_t GetStopPosition() const override { return 40; }
-
-private:
- BPF_CAP(const BPF_CAP & rvalue);
- BPF_CAP & operator=(const BPF_CAP & rvalue);
-
- static void * Run(void *);
- int BPFCapOpen();
- int BPFCapOpen(BPF_DATA * bd);
- int BPFCapClose();
- int BPFCapRead(char * buffer, int blen, char ** iface);
- int BPFCapRead(char * buffer, int blen, char ** iface, BPF_DATA * bd);
-
- BPF_CAP_SETTINGS capSettings;
-
- mutable std::string errorStr;
-
- std::vector<BPF_DATA> bpfData;
- std::vector<pollfd> polld;
-
- pthread_t thread;
- bool nonstop;
- bool isRunning;
- int capSock;
- STG::ModuleSettings settings;
-
- STG::TraffCounter * traffCnt;
-
- STG::PluginLogger logger;
-};