source: ResearchApps/Measurement/install_files/pcapy_warpnet_patch.diff

pcapobj.cc

@@ -58 +58 @@
 static PyObject* p_getnonblock(register pcapobject* pp, PyObject* args);
 static PyObject* p_dump_open(register pcapobject* pp, PyObject* args);
 static PyObject* p_sendpacket(register pcapobject* pp, PyObject* args);
+static PyObject* p_inject(register pcapobject* pp, PyObject* args);
 
 
 static PyMethodDef p_methods[] = {
@@ -72 +73 @@
   {"setnonblock", (PyCFunction) p_setnonblock, METH_VARARGS, "puts into `non-blocking' mode, or take it out, depending on the argument"},
   {"dump_open", (PyCFunction) p_dump_open, METH_VARARGS, "creates a dumper object"},
   {"sendpacket", (PyCFunction) p_sendpacket, METH_VARARGS, "sends a packet through the interface"},
+  {"inject", (PyCFunction) p_inject, METH_VARARGS, "sends a packet over pcap"},
   {NULL, NULL}  /* sentinel */
 };
 
@@ -436 +438 @@
   Py_INCREF(Py_None);
   return Py_None;
 }
+
+static PyObject*
+p_inject(register pcapobject* pp, PyObject* args)
+{
+    int len;
+    const char *data;
+    int status;
+    
+    if (pp->ob_type != &Pcaptype)
+    {
+      PyErr_SetString(PcapError, "Not a pcap object");
+      return NULL;
+    }
+    
+    if (!PyArg_ParseTuple(args, "s#", &data, &len))
+        return NULL;
+    
+    status = pcap_inject(pp->pcap, data, len);
+    return Py_BuildValue("i", status);
+}