Changeset 640:237cf6339546 in freeDiameter for extensions/dbg_interactive/routing.i

Timestamp:

Dec 20, 2010, 7:36:40 PM (13 years ago)

Author:

Sebastien Decugis <sdecugis@nict.go.jp>

Branch:

default

Phase:

public

Message:

dbg_interactive almost complete

File:

• extensions/dbg_interactive/routing.i (modified) (2 diffs)

extensions/dbg_interactive/routing.i

@@ -77 +77 @@
 }
 
+
+
 %extend rtd_candidate {
         void dump() {
@@ -86 +88 @@
 }
 
+
+%{
+/* call it (will be called from a different thread than the interpreter, when message arrives) */
+static int call_the_python_rt_fwd_callback(void * pycb, struct msg **msg) {
+        PyObject *PyMsg;
+        PyObject *cb, *result = NULL;
+        int ret = 0;
+        
+        if (!pycb) {
+                fd_log_debug("Internal error: missing the callback!\n");
+                return ENOTSUP;
+        }
+        cb = pycb;
+        
+        SWIG_PYTHON_THREAD_BEGIN_BLOCK;
+        /* Convert the arguments */
+        PyMsg  = SWIG_NewPointerObj((void *)*msg,     SWIGTYPE_p_msg,     0 );
+        
+        /* Call the function */
+        result = PyEval_CallFunction(cb, "(O)", PyMsg);
+        
+        /* The result is supposedly composed of: [ ret, *msg ] */
+        if ((result == NULL) || (!PyList_Check(result)) || (PyList_Size(result) != 2)) {
+                fd_log_debug("Error: The Python callback did not return [ ret, msg ].\n");
+                ret = EINVAL;
+                goto out;
+        }
+        
+        /* Convert the return values */
+        if (!SWIG_IsOK(SWIG_AsVal_int(PyList_GetItem(result, 0), &ret))) {
+                fd_log_debug("Error: Cannot convert the first return value to integer.\n");
+                ret = EINVAL;
+                goto out;
+        }
+        if (ret) {
+                TRACE_DEBUG(INFO, "The Python callback returned the error code %d (%s)\n", ret, strerror(ret));
+                goto out;
+        }
+        
+        if (!SWIG_IsOK(SWIG_ConvertPtr(PyList_GetItem(result, 1), (void *)msg, SWIGTYPE_p_msg, SWIG_POINTER_DISOWN))) {
+                fd_log_debug("Error: Cannot convert the second return value to message.\n");
+                ret = EINVAL;
+                goto out;
+        }
+        
+out:    
+        Py_XDECREF(result);
+        
+        SWIG_PYTHON_THREAD_END_BLOCK;
+        return ret;
+}
+%}
+
+
+struct fd_rt_fwd_hdl {
+};
+
+%extend fd_rt_fwd_hdl{
+        fd_rt_fwd_hdl(PyObject * PyCb, enum fd_rt_fwd_dir dir) {
+                struct fd_rt_fwd_hdl * r = NULL;
+                int ret;
+                
+                Py_XINCREF(PyCb);
+
+                ret = fd_rt_fwd_register( call_the_python_rt_fwd_callback, PyCb, dir, &r );
+                if (ret != 0) {
+                        DI_ERROR(ret, NULL, NULL);
+                        return NULL;
+                }
+                return r;
+        }
+        
+        ~fd_rt_fwd_hdl() {
+                PyObject * func;
+                int ret = fd_rt_fwd_unregister ( $self, (void *) &func );
+                if (ret != 0) {
+                        DI_ERROR(ret, NULL, NULL);
+                        return;
+                }
+                Py_XDECREF(func);
+                return;
+        }
+}
+
+
+%{
+/* call it (will be called from a different thread than the interpreter, when message arrives) */
+static int call_the_python_rt_out_callback(void * pycb, struct msg *msg, struct fd_list * candidates) {
+        PyObject *PyMsg, *PyCands;
+        PyObject *cb, *result = NULL;
+        int ret = 0;
+        
+        if (!pycb) {
+                fd_log_debug("Internal error: missing the callback!\n");
+                return ENOTSUP;
+        }
+        cb = pycb;
+        
+        SWIG_PYTHON_THREAD_BEGIN_BLOCK;
+        /* Convert the arguments */
+        PyMsg   = SWIG_NewPointerObj((void *)msg,        SWIGTYPE_p_msg,     0 );
+        PyCands = SWIG_NewPointerObj((void *)candidates, SWIGTYPE_p_fd_list, 0 );
+        
+        /* Call the function */
+        result = PyEval_CallFunction(cb, "(OO)", PyMsg, PyCands);
+        
+        /* The result is supposedly composed of: [ ret, *msg ] */
+        if (result == NULL){
+                fd_log_debug("Error: The Python callback raised an exception.\n");
+                ret = EINVAL;
+                goto out;
+        }
+        
+        /* Convert the return values */
+        if (!SWIG_IsOK(SWIG_AsVal_int(result, &ret))) {
+                fd_log_debug("Error: Cannot convert the return value to integer.\n");
+                ret = EINVAL;
+                goto out;
+        }
+out:    
+        Py_XDECREF(result);
+        
+        SWIG_PYTHON_THREAD_END_BLOCK;
+        return ret;
+}
+%}
+
+
+struct fd_rt_out_hdl {
+};
+
+%extend fd_rt_out_hdl{
+        fd_rt_out_hdl(PyObject * PyCb, int priority = 0) {
+                struct fd_rt_out_hdl * r = NULL;
+                int ret;
+                
+                Py_XINCREF(PyCb);
+
+                ret = fd_rt_out_register( call_the_python_rt_out_callback, PyCb, priority, &r );
+                if (ret != 0) {
+                        DI_ERROR(ret, NULL, NULL);
+                        return NULL;
+                }
+                return r;
+        }
+        
+        ~fd_rt_out_hdl() {
+                PyObject * func;
+                int ret = fd_rt_out_unregister ( $self, (void *) &func );
+                if (ret != 0) {
+                        DI_ERROR(ret, NULL, NULL);
+                        return;
+                }
+                Py_XDECREF(func);
+                return;
+        }
+}
+