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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] Refactor domain construction and device controllers to
ChangeSet 1.1327.2.1, 2005/04/20 09:45:19+01:00, mjw@xxxxxxxxxxxxxxxxxxx
Refactor domain construction and device controllers to
remove use of twisted. Use threads to dispatch channel
input. Move device controllers into domains.
Signed-off-by: Mike Wray <mike.wray@xxxxxx>
lowlevel/xu/xu.c | 174 +++-----
xend/XendConsole.py | 31 -
xend/XendDomain.py | 385 +++++++++++-------
xend/XendDomainInfo.py | 898 ++++++++++++++++++--------------------------
xend/scheduler.py | 41 ++
xend/server/SrvDaemon.py | 441 +--------------------
xend/server/SrvDomainDir.py | 10
xend/server/blkif.py | 578 +++++++++++++---------------
xend/server/channel.py | 588 ++++++++++++++--------------
xend/server/console.py | 275 +++++++------
xend/server/controller.py | 826 +++++++++++++---------------------------
xend/server/event.py | 198 +++++++++
xend/server/messages.py | 42 +-
xend/server/netif.py | 406 ++++++++-----------
xend/server/pciif.py | 59 ++
xend/server/usbif.py | 491 +++++++++++-------------
16 files changed, 2473 insertions(+), 2970 deletions(-)
diff -Nru a/tools/python/xen/lowlevel/xu/xu.c
b/tools/python/xen/lowlevel/xu/xu.c
--- a/tools/python/xen/lowlevel/xu/xu.c 2005-05-13 16:03:31 -04:00
+++ b/tools/python/xen/lowlevel/xu/xu.c 2005-05-13 16:03:31 -04:00
@@ -304,20 +304,6 @@
return Py_None;
}
-/* this is now a NOOP */
-static PyObject *xu_notifier_unmask(PyObject *self, PyObject *args)
-{
- Py_INCREF(Py_None);
- return Py_None;
-}
-
-/* this is now a NOOP */
-static PyObject *xu_notifier_bind(PyObject *self, PyObject *args)
-{
- Py_INCREF(Py_None);
- return Py_None;
-}
-
static PyObject *xu_notifier_bind_virq(PyObject *self,
PyObject *args, PyObject *kwds)
{
@@ -366,13 +352,6 @@
return PyInt_FromLong(kmsg.u.virq.port);
}
-/* this is now a NOOP */
-static PyObject *xu_notifier_unbind(PyObject *self, PyObject *args)
-{
- Py_INCREF(Py_None);
- return Py_None;
-}
-
static PyObject *xu_notifier_fileno(PyObject *self, PyObject *args)
{
return PyInt_FromLong(xcs_data_fd);
@@ -384,21 +363,6 @@
METH_VARARGS,
"Read a @port with pending notifications.\n" },
- { "unmask",
- (PyCFunction)xu_notifier_unmask,
- METH_VARARGS,
- "Unmask notifications for a @port.\n" },
-
- { "bind",
- (PyCFunction)xu_notifier_bind,
- METH_VARARGS,
- "Get notifications for a @port.\n" },
-
- { "unbind",
- (PyCFunction)xu_notifier_unbind,
- METH_VARARGS,
- "No longer get notifications for a @port.\n" },
-
{ "bind_virq",
(PyCFunction)xu_notifier_bind_virq,
METH_VARARGS | METH_KEYWORDS,
@@ -1054,13 +1018,6 @@
static PyObject *port_error;
-/* now a NOOP */
-static PyObject *xu_port_notify(PyObject *self, PyObject *args)
-{
- Py_INCREF(Py_None);
- return Py_None;
-}
-
static PyObject *xu_port_read_request(PyObject *self, PyObject *args)
{
xu_port_object *xup = (xu_port_object *)self;
@@ -1212,14 +1169,6 @@
return PyInt_FromLong(found);
}
-static PyObject *xu_port_space_to_write_request(PyObject *self, PyObject *args)
-{
- if ( !PyArg_ParseTuple(args, "") )
- return NULL;
-
- return PyInt_FromLong(1);
-}
-
static PyObject *xu_port_response_to_read(PyObject *self, PyObject *args)
{
xu_port_object *xup = (xu_port_object *)self;
@@ -1243,25 +1192,27 @@
return PyInt_FromLong(found);
}
-static PyObject *xu_port_space_to_write_response(
- PyObject *self, PyObject *args)
+static void _xu_port_close(xu_port_object *xup )
{
- if ( !PyArg_ParseTuple(args, "") )
- return NULL;
-
- return PyInt_FromLong(1);
+ if ( xup->connected && xup->remote_dom != 0 )
+ {
+ xcs_msg_t kmsg;
+ kmsg.type = XCS_CIF_FREE_CC;
+ kmsg.u.interface.dom = xup->remote_dom;
+ kmsg.u.interface.local_port = xup->local_port;
+ kmsg.u.interface.remote_port = xup->remote_port;
+ xcs_ctrl_send(&kmsg);
+ xcs_ctrl_read(&kmsg);
+ xup->connected = 0;
+ }
}
-/* NOOP */
-static PyObject *xu_port_connect(PyObject *self, PyObject *args)
+static PyObject *xu_port_close(PyObject *self, PyObject *args)
{
- Py_INCREF(Py_None);
- return Py_None;
-}
+ xu_port_object *xup = (xu_port_object *)self;
+
+ _xu_port_close(xup);
-/* NOOP */
-static PyObject *xu_port_disconnect(PyObject *self, PyObject *args)
-{
Py_INCREF(Py_None);
return Py_None;
}
@@ -1278,6 +1229,11 @@
&type) )
return NULL;
+ if (!xup->connected)
+ {
+ return PyInt_FromLong(0);
+ }
+
msg.type = XCS_MSG_BIND;
msg.u.bind.port = xup->local_port;
msg.u.bind.type = type;
@@ -1303,6 +1259,11 @@
if ( !PyArg_ParseTupleAndKeywords(args, kwds, "i", kwd_list,
&type) )
return NULL;
+
+ if (!xup->connected)
+ {
+ return PyInt_FromLong(0);
+ }
msg.type = XCS_MSG_UNBIND;
msg.u.bind.port = xup->local_port;
@@ -1319,10 +1280,6 @@
}
static PyMethodDef xu_port_methods[] = {
- { "notify",
- (PyCFunction)xu_port_notify,
- METH_VARARGS,
- "Send a notification to the remote end.\n" },
{ "read_request",
(PyCFunction)xu_port_read_request,
@@ -1349,21 +1306,12 @@
METH_VARARGS,
"Returns TRUE if there is a request message to read.\n" },
- { "space_to_write_request",
- (PyCFunction)xu_port_space_to_write_request,
- METH_VARARGS,
- "Returns TRUE if there is space to write a request message.\n" },
{ "response_to_read",
(PyCFunction)xu_port_response_to_read,
METH_VARARGS,
"Returns TRUE if there is a response message to read.\n" },
- { "space_to_write_response",
- (PyCFunction)xu_port_space_to_write_response,
- METH_VARARGS,
- "Returns TRUE if there is space to write a response message.\n" },
-
{ "register",
(PyCFunction)xu_port_register,
METH_VARARGS | METH_KEYWORDS,
@@ -1374,15 +1322,10 @@
METH_VARARGS | METH_KEYWORDS,
"Stop receiving a type of message on this port.\n" },
- { "connect",
- (PyCFunction)xu_port_connect,
- METH_VARARGS,
- "Synchronously connect to remote domain.\n" },
-
- { "disconnect",
- (PyCFunction)xu_port_disconnect,
+ { "close",
+ (PyCFunction)xu_port_close,
METH_VARARGS,
- "Synchronously disconnect from remote domain.\n" },
+ "Close the port.\n" },
{ NULL, NULL, 0, NULL }
};
@@ -1431,31 +1374,32 @@
static PyObject *xu_port_getattr(PyObject *obj, char *name)
{
xu_port_object *xup = (xu_port_object *)obj;
+
if ( strcmp(name, "local_port") == 0 )
- return PyInt_FromLong(xup->local_port);
+ {
+ return PyInt_FromLong(xup->connected ? xup->local_port : -1);
+ }
if ( strcmp(name, "remote_port") == 0 )
- return PyInt_FromLong(xup->remote_port);
+ {
+ return PyInt_FromLong(xup->connected ? xup->remote_port : -1);
+ }
if ( strcmp(name, "remote_dom") == 0 )
+ {
return PyInt_FromLong(xup->remote_dom);
+ }
+ if ( strcmp(name, "connected") == 0 )
+ {
+ return PyInt_FromLong(xup->connected);
+ }
return Py_FindMethod(xu_port_methods, obj, name);
}
static void xu_port_dealloc(PyObject *self)
{
-
xu_port_object *xup = (xu_port_object *)self;
- xcs_msg_t kmsg;
- if ( xup->remote_dom != 0 )
- {
- kmsg.type = XCS_CIF_FREE_CC;
- kmsg.u.interface.dom = xup->remote_dom;
- kmsg.u.interface.local_port = xup->local_port;
- kmsg.u.interface.remote_port = xup->remote_port;
- xcs_ctrl_send(&kmsg);
- xcs_ctrl_read(&kmsg);
- }
-
+ _xu_port_close(xup);
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