added a reset() method to Dumm and each client

identation cleanups

src/dumm/ext/dumm.c

@@ -24,6 +24,7 @@
 #include <library.h>
 #include <dumm.h>
 #include <debug.h>
+#include <utils/linked_list.h>
 
 #undef PACKAGE_NAME
 #undef PACKAGE_TARNAME
@@ -84,8 +85,6 @@ static void sigchld_handler(int signal, siginfo_t *info, void* ptr)
 	enumerator->destroy(enumerator);
 }
 
-
-
 /**
  * Guest bindings
  */
@@ -127,15 +126,15 @@ static VALUE guest_each(int argc, VALUE *argv, VALUE class)
 {
 	enumerator_t *enumerator;
 	guest_t *guest;
-
+	
 	if (!rb_block_given_p())
-    {
+	{
 		rb_raise(rb_eArgError, "must be called with a block");
 	}
 	enumerator = dumm->create_guest_enumerator(dumm);
 	while (enumerator->enumerate(enumerator, &guest))
 	{
-  		rb_yield(Data_Wrap_Struct(class, NULL, NULL, guest));
+		rb_yield(Data_Wrap_Struct(class, NULL, NULL, guest));
 	}
 	enumerator->destroy(enumerator);
 	return class;
@@ -285,26 +284,57 @@ static VALUE guest_each_iface(int argc, VALUE *argv, VALUE self)
 	enumerator_t *enumerator;
 	guest_t *guest;
 	iface_t *iface;
-
+	
 	if (!rb_block_given_p())
-    {
+	{
 		rb_raise(rb_eArgError, "must be called with a block");
 	}
 	Data_Get_Struct(self, guest_t, guest);
 	enumerator = guest->create_iface_enumerator(guest);
 	while (enumerator->enumerate(enumerator, &iface))
 	{
-  		rb_yield(Data_Wrap_Struct(rbc_iface, NULL, NULL, iface));
+		rb_yield(Data_Wrap_Struct(rbc_iface, NULL, NULL, iface));
 	}
 	enumerator->destroy(enumerator);
 	return self;
 }
 
+static VALUE guest_reset(VALUE self)
+{
+	linked_list_t *list;
+	enumerator_t *enumerator;
+	guest_t *guest;
+	iface_t *iface;
+	
+	Data_Get_Struct(self, guest_t, guest);
+	if (!guest->get_pid(guest))
+	{
+		rb_raise(rb_eRuntimeError, "guest is not running");
+	}
+	list = linked_list_create();
+	enumerator = guest->create_iface_enumerator(guest);
+	while (enumerator->enumerate(enumerator, &iface))
+	{
+		list->insert_last(list, iface);
+	}
+	enumerator->destroy(enumerator);
+	while (list->remove_last(list, (void**)&iface) == SUCCESS)
+	{
+		guest->destroy_iface(guest, iface);
+	}
+	list->destroy(list);
+	return self;
+}
+
 static VALUE guest_delete(VALUE self)
 {
 	guest_t *guest;
 	
 	Data_Get_Struct(self, guest_t, guest);
+	if (guest->get_pid(guest))
+	{
+		rb_raise(rb_eRuntimeError, "guest is running");
+	}
 	dumm->delete_guest(dumm, guest);
 	return Qnil;
 }
@@ -332,6 +362,7 @@ static void guest_init()
 	rb_define_method(rbc_guest, "each", guest_each_iface, -1);
 	rb_define_method(rbc_guest, "include?", guest_find_iface, 1);
 	rb_define_method(rbc_guest, "iface?", guest_find_iface, 1);
+	rb_define_method(rbc_guest, "reset", guest_reset, 0);
 	rb_define_method(rbc_guest, "delete", guest_delete, 0);
 }
 
@@ -364,15 +395,15 @@ static VALUE bridge_each(int argc, VALUE *argv, VALUE class)
 {
 	enumerator_t *enumerator;
 	bridge_t *bridge;
-
+	
 	if (!rb_block_given_p())
-    {
+	{
 		rb_raise(rb_eArgError, "must be called with a block");
 	}
 	enumerator = dumm->create_bridge_enumerator(dumm);
 	while (enumerator->enumerate(enumerator, &bridge))
 	{
-  		rb_yield(Data_Wrap_Struct(class, NULL, NULL, bridge));
+		rb_yield(Data_Wrap_Struct(class, NULL, NULL, bridge));
 	}
 	enumerator->destroy(enumerator);
 	return class;
@@ -404,16 +435,16 @@ static VALUE bridge_each_iface(int argc, VALUE *argv, VALUE self)
 	enumerator_t *enumerator;
 	bridge_t *bridge;
 	iface_t *iface;
-
+	
 	if (!rb_block_given_p())
-    {
+	{
 		rb_raise(rb_eArgError, "must be called with a block");
 	}
 	Data_Get_Struct(self, bridge_t, bridge);
 	enumerator = bridge->create_iface_enumerator(bridge);
 	while (enumerator->enumerate(enumerator, &iface))
 	{
-  		rb_yield(Data_Wrap_Struct(rbc_iface, NULL, NULL, iface));
+		rb_yield(Data_Wrap_Struct(rbc_iface, NULL, NULL, iface));
 	}
 	enumerator->destroy(enumerator);
 	return self;
@@ -512,9 +543,9 @@ static VALUE iface_each_addr(int argc, VALUE *argv, VALUE self)
 	iface_t *iface;
 	host_t *addr;
 	char buf[64];
-
+	
 	if (!rb_block_given_p())
-    {
+	{
 		rb_raise(rb_eArgError, "must be called with a block");
 	}
 	Data_Get_Struct(self, iface_t, iface);
@@ -522,7 +553,7 @@ static VALUE iface_each_addr(int argc, VALUE *argv, VALUE self)
 	while (enumerator->enumerate(enumerator, &addr))
 	{
 		snprintf(buf, sizeof(buf), "%H", addr);
-  		rb_yield(rb_str_new2(buf));
+		rb_yield(rb_str_new2(buf));
 	}
 	enumerator->destroy(enumerator);
 	return self;

src/dumm/ext/lib/dumm.rb

@@ -18,4 +18,17 @@
 require 'dumm.so'
 require 'dumm/guest'
 
+module Dumm
+  # unload templates, reset all guests and delete bridges
+  def reset
+    Template.unload
+    Guest.each { |guest|
+      guest.reset if guest.running?
+    }
+    Bridge.each { |bridge|
+      bridge.delete
+    }
+  end
+end
+
 # vim:sw=2 ts=2 et