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[stg.git] / projects / stargazer / plugins / capture / ether_linux / ether_cap.cpp

diff --git a/projects/stargazer/plugins/capture/ether_linux/ether_cap.cpp b/projects/stargazer/plugins/capture/ether_linux/ether_cap.cpp
index a97fa8e7d07e5490569f7f9c73e14d6107776717..3ac60d1ff3f2326fb3047d5497a3603f9305be45 100644 (file)
--- a/projects/stargazer/plugins/capture/ether_linux/ether_cap.cpp
+++ b/projects/stargazer/plugins/capture/ether_linux/ether_cap.cpp
@@ -27,6 +27,17 @@ $Revision: 1.23 $
 $Date: 2009/12/13 13:45:13 $
 */
 
 $Date: 2009/12/13 13:45:13 $
 */
 

+#include "ether_cap.h"
+
+#include "stg/common.h"
+#include "stg/raw_ip_packet.h"
+#include "stg/traffcounter.h"
+
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <cerrno>
+#include <csignal>

 
 #include <sys/socket.h>
 #include <arpa/inet.h>
 
 #include <sys/socket.h>
 #include <arpa/inet.h>


@@ -38,53 +49,26 @@ $Date: 2009/12/13 13:45:13 $
 #include <sys/ioctl.h>
 #include <net/if.h>
 
 #include <sys/ioctl.h>
 #include <net/if.h>
 

-#include <cstdio>
-#include <cstdlib>
-#include <cstring>
-#include <cerrno>
-#include <csignal>
-
-#include "stg/common.h"
-#include "stg/raw_ip_packet.h"
-#include "stg/traffcounter.h"
-#include "stg/plugin_creator.h"
-
-#include "ether_cap.h"
-

 //#define CAP_DEBUG 1
 
 //#define CAP_DEBUG 1
 

-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-namespace
+extern "C" STG::Plugin* GetPlugin()

 {
 {

-PLUGIN_CREATOR<ETHER_CAP> ecc;
+    static ETHER_CAP plugin;
+    return &plugin;

 }
 }

-
-extern "C" PLUGIN * GetPlugin();

 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------

-PLUGIN * GetPlugin()
-{
-return ecc.GetPlugin();
-}
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------        

 std::string ETHER_CAP::GetVersion() const
 {
 std::string ETHER_CAP::GetVersion() const
 {

-return "Ether_cap v.1.2";
+return "cap_ether v.1.2";

 }
 //-----------------------------------------------------------------------------
 ETHER_CAP::ETHER_CAP()
 }
 //-----------------------------------------------------------------------------
 ETHER_CAP::ETHER_CAP()

-    : errorStr(),
-      thread(),
-      nonstop(false),
-      isRunning(false),
+    : isRunning(false),

       capSock(-1),
       traffCnt(NULL),
       capSock(-1),
       traffCnt(NULL),

-      logger(GetPluginLogger(GetStgLogger(), "cap_ether"))
+      logger(STG::PluginLogger::get("cap_ether"))

 {
 }
 //-----------------------------------------------------------------------------
 {
 }
 //-----------------------------------------------------------------------------


@@ -100,15 +84,7 @@ if (EthCapOpen() < 0)
     return -1;
     }
 
     return -1;
     }
 

-nonstop = true;
-
-if (pthread_create(&thread, NULL, Run, this))
-    {
-    errorStr = "Cannot create thread.";
-    logger("Cannot create thread.");
-    printfd(__FILE__, "Cannot create thread\n");
-    return -1;
-    }
+m_thread = std::jthread([this](auto token){ Run(std::move(token)); });

 
 return 0;
 }
 
 return 0;
 }


@@ -118,7 +94,7 @@ int ETHER_CAP::Stop()
 if (!isRunning)
     return 0;
 
 if (!isRunning)
     return 0;
 

-nonstop = false;
+m_thread.request_stop();

 
 //5 seconds to thread stops itself
 for (int i = 0; i < 25 && isRunning; i++)
 
 //5 seconds to thread stops itself
 for (int i = 0; i < 25 && isRunning; i++)


@@ -128,48 +104,26 @@ for (int i = 0; i < 25 && isRunning; i++)
     }
 //after 5 seconds waiting thread still running. now killing it
 if (isRunning)
     }
 //after 5 seconds waiting thread still running. now killing it
 if (isRunning)

-    {
-    if (pthread_kill(thread, SIGUSR1))
-        {
-        errorStr = "Cannot kill thread.";
-       logger("Cannot send signal to thread.");
-        return -1;
-        }
-    for (int i = 0; i < 25 && isRunning; ++i)
-        {
-        struct timespec ts = {0, 200000000};
-        nanosleep(&ts, NULL);
-        }
-    if (isRunning)
-        {
-        errorStr = "ETHER_CAP not stopped.";
-       logger("Cannot stop thread.");
-        printfd(__FILE__, "Cannot stop thread\n");
-        return -1;
-        }
-    else
-        {
-        pthread_join(thread, NULL);
-        }
-    }
+    m_thread.detach();
+else
+    m_thread.join();

 
 EthCapClose();
 return 0;
 }
 //-----------------------------------------------------------------------------
 
 EthCapClose();
 return 0;
 }
 //-----------------------------------------------------------------------------

-void * ETHER_CAP::Run(void * d)
+void ETHER_CAP::Run(std::stop_token token)

 {
 sigset_t signalSet;
 sigfillset(&signalSet);
 pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
 
 {
 sigset_t signalSet;
 sigfillset(&signalSet);
 pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
 

-ETHER_CAP * dc = static_cast<ETHER_CAP *>(d);
-dc->isRunning = true;
+isRunning = true;

 
 struct ETH_IP
 {
 uint16_t    ethHdr[8];
 
 struct ETH_IP
 {
 uint16_t    ethHdr[8];

-RAW_PACKET  rp;
+STG::RawPacket  rp;

 char        padding[4];
 char        padding1[8];
 };
 char        padding[4];
 char        padding1[8];
 };


@@ -183,9 +137,9 @@ ethIP->rp.dataLen = -1;
 
 char * iface = NULL;
 
 
 char * iface = NULL;
 

-while (dc->nonstop)
+while (!token.stop_requested())

     {
     {

-    if (dc->EthCapRead(&ethip, 68 + 14, &iface))
+    if (EthCapRead(&ethip, 68 + 14, &iface))

         {
         continue;
         }
         {
         continue;
         }


@@ -193,11 +147,10 @@ while (dc->nonstop)
     if (ethIP->ethHdr[7] != 0x8)
         continue;
 
     if (ethIP->ethHdr[7] != 0x8)
         continue;
 

-    dc->traffCnt->Process(ethIP->rp);
+    traffCnt->process(ethIP->rp);

     }
 
     }
 

-dc->isRunning = false;
-return NULL;
+isRunning = false;

 }
 //-----------------------------------------------------------------------------
 int ETHER_CAP::EthCapOpen()
 }
 //-----------------------------------------------------------------------------
 int ETHER_CAP::EthCapOpen()


@@ -217,7 +170,7 @@ return 0;
 int ETHER_CAP::EthCapRead(void * buffer, int blen, char **)
 {
 struct sockaddr_ll  addr;
 int ETHER_CAP::EthCapRead(void * buffer, int blen, char **)
 {
 struct sockaddr_ll  addr;

-int addrLen;
+socklen_t addrLen;

 
 if (!WaitPackets(capSock))
     {
 
 if (!WaitPackets(capSock))
     {


@@ -226,7 +179,7 @@ if (!WaitPackets(capSock))
 
 addrLen = sizeof(addr);
 
 
 addrLen = sizeof(addr);
 

-if (recvfrom(capSock, ((char*)buffer) + 2, blen, 0, (struct sockaddr *)&addr, (socklen_t*)&addrLen) < 0)
+if (recvfrom(capSock, static_cast<char*>(buffer) + 2, blen, 0, reinterpret_cast<sockaddr *>(&addr), &addrLen) < 0)

     {
     logger("recvfrom error: %s", strerror(errno));
     return ENODATA;
     {
     logger("recvfrom error: %s", strerror(errno));
     return ENODATA;