]> git.stg.codes - stg.git/blobdiff - projects/stargazer/plugins/capture/ether_linux/ether_cap.cpp
Block all signals in threads other than main
[stg.git] / projects / stargazer / plugins / capture / ether_linux / ether_cap.cpp
index 5c76be916d56fcb58c572100c79e064f3693eaa7..632c18468f4f670061521f32615f64db8582e375 100644 (file)
@@ -32,79 +32,54 @@ $Date: 2009/12/13 13:45:13 $
 #include <arpa/inet.h>
 #include <netinet/in.h>
 #include <sys/types.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
 #include <unistd.h>
 #include <linux/if_ether.h>
 #include <linux/if_packet.h>
-#include <signal.h>
-
 #include <sys/ioctl.h>
 #include <net/if.h>
 
-#include "ether_cap.h"
-#include "common.h"
-#include "raw_ip_packet.h"
-
-//#define CAP_DEBUG 1
+#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"
 
-//-----------------------------------------------------------------------------
-class ETHER_CAP_CREATOR
-{
-private:
-    ETHER_CAP * ec;
+#include "ether_cap.h"
 
-public:
-    ETHER_CAP_CREATOR()
-        : ec(new ETHER_CAP())
-        {
-        };
-    ~ETHER_CAP_CREATOR()
-        {
-        delete ec;
-        };
+//#define CAP_DEBUG 1
 
-    ETHER_CAP * GetCapturer()
-        {
-        return ec;
-        };
-};
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
-ETHER_CAP_CREATOR ecc;
+PLUGIN_CREATOR<ETHER_CAP> ecc;
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
-BASE_PLUGIN * GetPlugin()
+PLUGIN * GetPlugin()
 {
-return ecc.GetCapturer();
+return ecc.GetPlugin();
 }
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------        
-const string ETHER_CAP::GetVersion() const
+const std::string ETHER_CAP::GetVersion() const
 {
 return "Ether_cap v.1.2";
 }
 //-----------------------------------------------------------------------------
 ETHER_CAP::ETHER_CAP()
+    : errorStr(),
+      thread(),
+      nonstop(false),
+      isRunning(false),
+      capSock(-1),
+      traffCnt(NULL)
 {
-isRunning = false;
-nonstop = false;
-}
-//-----------------------------------------------------------------------------
-void ETHER_CAP::SetTraffcounter(TRAFFCOUNTER * tc)
-{
-traffCnt = tc;
-}
-//-----------------------------------------------------------------------------
-const string & ETHER_CAP::GetStrError() const
-{
-return errorStr;
 }
 //-----------------------------------------------------------------------------
 int ETHER_CAP::Start()
@@ -141,7 +116,8 @@ nonstop = false;
 //5 seconds to thread stops itself
 for (int i = 0; i < 25 && isRunning; i++)
     {
-    usleep(200000);
+    struct timespec ts = {0, 200000000};
+    nanosleep(&ts, NULL);
     }
 //after 5 seconds waiting thread still running. now killing it
 if (isRunning)
@@ -152,7 +128,10 @@ if (isRunning)
         return -1;
         }
     for (int i = 0; i < 25 && isRunning; ++i)
-        usleep(200000);
+        {
+        struct timespec ts = {0, 200000000};
+        nanosleep(&ts, NULL);
+        }
     if (isRunning)
         {
         errorStr = "ETHER_CAP not stopped.";
@@ -169,13 +148,12 @@ EthCapClose();
 return 0;
 }
 //-----------------------------------------------------------------------------
-bool ETHER_CAP::IsRunning()
-{
-return isRunning;
-}
-//-----------------------------------------------------------------------------
 void * ETHER_CAP::Run(void * d)
 {
+sigset_t signalSet;
+sigfillset(&signalSet);
+pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
+
 ETHER_CAP * dc = (ETHER_CAP *)d;
 dc->isRunning = true;
 
@@ -215,16 +193,6 @@ dc->isRunning = false;
 return NULL;
 }
 //-----------------------------------------------------------------------------
-uint16_t ETHER_CAP::GetStartPosition() const
-{
-return 10;
-}
-//-----------------------------------------------------------------------------
-uint16_t ETHER_CAP::GetStopPosition() const
-{
-return 10;
-}
-//-----------------------------------------------------------------------------
 int ETHER_CAP::EthCapOpen()
 {
 capSock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
@@ -262,31 +230,3 @@ if (-1 == res)
 
 return 0;
 }
-//-----------------------------------------------------------------------------
-bool ETHER_CAP::WaitPackets(int sd) const
-{
-fd_set rfds;
-FD_ZERO(&rfds);
-FD_SET(sd, &rfds);
-
-struct timeval tv;
-tv.tv_sec = 0;
-tv.tv_usec = 500000;
-
-int res = select(sd + 1, &rfds, NULL, NULL, &tv);
-if (res == -1) // Error
-    {
-    if (errno != EINTR)
-        {
-        printfd(__FILE__, "Error on select: '%s'\n", strerror(errno));
-        }
-    return false;
-    }
-
-if (res == 0) // Timeout
-    {
-    return false;
-    }
-
-return true;
-}