/*
This file is part of GNUnet
- (C) 2010-2014 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2010-2014 GNUnet e.V.
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
/**
* Session this message belongs to.
*/
- struct Session *session;
+ struct GNUNET_ATS_Session *session;
/**
* Function to call upon transmission.
/**
* Handle for a session.
*/
-struct Session
+struct GNUNET_ATS_Session
{
/**
* Sessions with pending messages (!) are kept in a DLL.
*/
- struct Session *next;
+ struct GNUNET_ATS_Session *next;
/**
* Sessions with pending messages (!) are kept in a DLL.
*/
- struct Session *prev;
+ struct GNUNET_ATS_Session *prev;
/**
* To whom are we talking to (set to our identity
/**
* Session timeout task.
*/
- GNUNET_SCHEDULER_TaskIdentifier timeout_task;
+ struct GNUNET_SCHEDULER_Task * timeout_task;
/**
* Number of messages we currently have in our write queue.
* The network handle
*/
struct GNUNET_NETWORK_Handle *desc;
-
- /**
- * The port we bound to (not an actual PORT, as UNIX domain sockets
- * don't have ports, but rather a number in the path name to make this
- * one unique).
- */
- uint16_t port;
};
/**
* ID of task used to update our addresses when one expires.
*/
- GNUNET_SCHEDULER_TaskIdentifier address_update_task;
+ struct GNUNET_SCHEDULER_Task * address_update_task;
/**
* ID of read task
*/
- GNUNET_SCHEDULER_TaskIdentifier read_task;
+ struct GNUNET_SCHEDULER_Task * read_task;
/**
* ID of write task
*/
- GNUNET_SCHEDULER_TaskIdentifier write_task;
+ struct GNUNET_SCHEDULER_Task * write_task;
/**
* Number of bytes we currently have in our write queues.
struct GNUNET_TRANSPORT_PluginEnvironment *env;
/**
- * Sessions (map from peer identity to `struct Session`)
+ * Sessions (map from peer identity to `struct GNUNET_ATS_Session`)
*/
struct GNUNET_CONTAINER_MultiPeerMap *session_map;
struct UNIXMessageWrapper *msg_tail;
/**
- * Path of our unix domain socket (/tmp/unix-plugin-PORT)
+ * Path of our unix domain socket (/tmp/unix-plugin)
*/
char *unix_socket_path;
*/
uint32_t myoptions;
- /**
- * ATS network
- */
- struct GNUNET_ATS_Information ats_network;
-
/**
* Are we using an abstract UNIX domain socket?
*/
*/
static void
notify_session_monitor (struct Plugin *plugin,
- struct Session *session,
+ struct GNUNET_ATS_Session *session,
enum GNUNET_TRANSPORT_SessionState state)
{
struct GNUNET_TRANSPORT_SessionInfo info;
*/
static int
unix_plugin_session_disconnect (void *cls,
- struct Session *session)
+ struct GNUNET_ATS_Session *session)
{
struct Plugin *plugin = cls;
struct UNIXMessageWrapper *msgw;
"# UNIX sessions active",
GNUNET_CONTAINER_multipeermap_size (plugin->session_map),
GNUNET_NO);
- if (GNUNET_SCHEDULER_NO_TASK != session->timeout_task)
+ if (NULL != session->timeout_task)
{
GNUNET_SCHEDULER_cancel (session->timeout_task);
- session->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ session->timeout_task = NULL;
session->timeout = GNUNET_TIME_UNIT_ZERO_ABS;
}
notify_session_monitor (plugin,
session,
- GNUNET_TRANSPORT_SS_DOWN);
+ GNUNET_TRANSPORT_SS_DONE);
GNUNET_HELLO_address_free (session->address);
GNUNET_break (0 == session->bytes_in_queue);
GNUNET_break (0 == session->msgs_in_queue);
/**
* Session was idle for too long, so disconnect it
*
- * @param cls the `struct Session *` to disconnect
- * @param tc scheduler context
+ * @param cls the `struct GNUNET_ATS_Session *` to disconnect
*/
static void
-session_timeout (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+session_timeout (void *cls)
{
- struct Session *session = cls;
+ struct GNUNET_ATS_Session *session = cls;
struct GNUNET_TIME_Relative left;
- session->timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ session->timeout_task = NULL;
left = GNUNET_TIME_absolute_get_remaining (session->timeout);
if (0 != left.rel_value_us)
- {
- /* not actually our turn yet, but let's at least update
- the monitor, it may think we're about to die ... */
- notify_session_monitor (session->plugin,
- session,
- GNUNET_TRANSPORT_SS_UP);
- session->timeout_task = GNUNET_SCHEDULER_add_delayed (left,
- &session_timeout,
- session);
- return;
- }
+ {
+ /* not actually our turn yet, but let's at least update
+ the monitor, it may think we're about to die ... */
+ notify_session_monitor (session->plugin,
+ session,
+ GNUNET_TRANSPORT_SS_UPDATE);
+ session->timeout_task = GNUNET_SCHEDULER_add_delayed (left,
+ &session_timeout,
+ session);
+ return;
+ }
LOG (GNUNET_ERROR_TYPE_DEBUG,
"Session %p was idle for %s, disconnecting\n",
session,
* @param session session for which the timeout should be rescheduled
*/
static void
-reschedule_session_timeout (struct Session *session)
+reschedule_session_timeout (struct GNUNET_ATS_Session *session)
{
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK != session->timeout_task);
+ GNUNET_assert (NULL != session->timeout_task);
session->timeout = GNUNET_TIME_relative_to_absolute (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
}
* Convert unix path to a `struct sockaddr_un *`
*
* @param unixpath path to convert
- * @param sock_len[out] set to the length of the address
+ * @param[out] sock_len set to the length of the address
* @return converted unix path
*/
static struct sockaddr_un *
slen = strlen (unixpath);
if (slen >= sizeof (un->sun_path))
slen = sizeof (un->sun_path) - 1;
- memcpy (un->sun_path, unixpath, slen);
+ GNUNET_memcpy (un->sun_path, unixpath, slen);
un->sun_path[slen] = '\0';
slen = sizeof (struct sockaddr_un);
-#if HAVE_SOCKADDR_IN_SIN_LEN
+#if HAVE_SOCKADDR_UN_SUN_LEN
un->sun_len = (u_char) slen;
#endif
(*sock_len) = slen;
/**
* Location to store the session, if found.
*/
- struct Session *res;
+ struct GNUNET_ATS_Session *res;
/**
* Address we are looking for.
void *value)
{
struct LookupCtx *lctx = cls;
- struct Session *session = value;
+ struct GNUNET_ATS_Session *session = value;
if (0 == GNUNET_HELLO_address_cmp (lctx->address,
session->address))
* @param address the address to find
* @return NULL if session was not found
*/
-static struct Session *
+static struct GNUNET_ATS_Session *
lookup_session (struct Plugin *plugin,
const struct GNUNET_HELLO_Address *address)
{
*/
static enum GNUNET_ATS_Network_Type
unix_plugin_get_network (void *cls,
- struct Session *session)
+ struct GNUNET_ATS_Session *session)
{
GNUNET_assert (NULL != session);
return GNUNET_ATS_NET_LOOPBACK;
}
+/**
+ * Function obtain the network type for a session
+ *
+ * @param cls closure (`struct Plugin *`)
+ * @param address the address
+ * @return the network type
+ */
+static enum GNUNET_ATS_Network_Type
+unix_plugin_get_network_for_address (void *cls,
+ const struct GNUNET_HELLO_Address *address)
+
+{
+ return GNUNET_ATS_NET_LOOPBACK;
+}
+
+
/**
* Creates a new outbound session the transport service will use to send data to the
* peer
* @param address the address
* @return the session or NULL of max connections exceeded
*/
-static struct Session *
+static struct GNUNET_ATS_Session *
unix_plugin_get_session (void *cls,
const struct GNUNET_HELLO_Address *address)
{
struct Plugin *plugin = cls;
- struct Session *session;
+ struct GNUNET_ATS_Session *session;
struct UnixAddress *ua;
char * addrstr;
uint32_t addr_str_len;
}
/* create a new session */
- session = GNUNET_new (struct Session);
+ session = GNUNET_new (struct GNUNET_ATS_Session);
session->target = address->peer;
session->address = GNUNET_HELLO_address_copy (address);
session->plugin = plugin;
+ session->timeout = GNUNET_TIME_relative_to_absolute (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
session->timeout_task = GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
&session_timeout,
session);
"# UNIX sessions active",
GNUNET_CONTAINER_multipeermap_size (plugin->session_map),
GNUNET_NO);
+ notify_session_monitor (plugin,
+ session,
+ GNUNET_TRANSPORT_SS_INIT);
notify_session_monitor (plugin,
session,
GNUNET_TRANSPORT_SS_UP);
static void
unix_plugin_update_session_timeout (void *cls,
const struct GNUNET_PeerIdentity *peer,
- struct Session *session)
+ struct GNUNET_ATS_Session *session)
{
struct Plugin *plugin = cls;
unix_demultiplexer (struct Plugin *plugin,
struct GNUNET_PeerIdentity *sender,
const struct GNUNET_MessageHeader *currhdr,
- const struct UnixAddress *ua, size_t ua_len)
+ const struct UnixAddress *ua,
+ size_t ua_len)
{
- struct Session *session;
+ struct GNUNET_ATS_Session *session;
struct GNUNET_HELLO_Address *address;
- GNUNET_break (ntohl(plugin->ats_network.value) != GNUNET_ATS_NET_UNSPECIFIED);
GNUNET_assert (ua_len >= sizeof (struct UnixAddress));
LOG (GNUNET_ERROR_TYPE_DEBUG,
"Received message from %s\n",
plugin->env->session_start (NULL,
session->address,
session,
- &plugin->ats_network, 1);
- notify_session_monitor (plugin,
- session,
- GNUNET_TRANSPORT_SS_UP);
+ GNUNET_ATS_NET_LOOPBACK);
}
else
{
session->address,
session,
currhdr);
- plugin->env->update_address_metrics (plugin->env->cls,
- session->address,
- session,
- &plugin->ats_network, 1);
}
ua_len = sizeof (struct UnixAddress) + strlen (un.sun_path) + 1;
ua = GNUNET_malloc (ua_len);
ua->addrlen = htonl (strlen (&un.sun_path[0]) +1);
- memcpy (&ua[1], &un.sun_path[0], strlen (un.sun_path) + 1);
+ GNUNET_memcpy (&ua[1], &un.sun_path[0], strlen (un.sun_path) + 1);
if (is_abstract)
ua->options = htonl(UNIX_OPTIONS_USE_ABSTRACT_SOCKETS);
else
return;
}
msgbuf = (char *) &msg[1];
- memcpy (&sender,
+ GNUNET_memcpy (&sender,
&msg->sender,
sizeof (struct GNUNET_PeerIdentity));
offset = 0;
/**
* Write to UNIX domain socket (it is ready).
*
- * @param session session to write data for
+ * @param plugin handle to the plugin
*/
static void
unix_plugin_do_write (struct Plugin *plugin)
{
ssize_t sent = 0;
struct UNIXMessageWrapper *msgw;
- struct Session *session;
+ struct GNUNET_ATS_Session *session;
int did_delete;
+ session = NULL;
did_delete = GNUNET_NO;
while (NULL != (msgw = plugin->msg_head))
{
if (GNUNET_YES == did_delete)
notify_session_monitor (plugin,
session,
- GNUNET_TRANSPORT_SS_UP);
+ GNUNET_TRANSPORT_SS_UPDATE);
return; /* Nothing to send at the moment */
}
-
+ session = msgw->session;
sent = unix_real_send (plugin,
plugin->unix_sock.desc,
- &msgw->session->target,
+ &session->target,
(const char *) msgw->msg,
msgw->msgsize,
msgw->priority,
1, GNUNET_NO);
notify_session_monitor (plugin,
session,
- GNUNET_TRANSPORT_SS_UP);
+ GNUNET_TRANSPORT_SS_UPDATE);
return;
}
GNUNET_CONTAINER_DLL_remove (plugin->msg_head,
plugin->msg_tail,
msgw);
- session = msgw->session;
session->msgs_in_queue--;
GNUNET_assert (session->bytes_in_queue >= msgw->msgsize);
session->bytes_in_queue -= msgw->msgsize;
plugin->bytes_in_queue, GNUNET_NO);
notify_session_monitor (plugin,
session,
- GNUNET_TRANSPORT_SS_UP);
+ GNUNET_TRANSPORT_SS_UPDATE);
if (GNUNET_SYSERR == sent)
{
/* failed and no retry */
* Then reschedule this function to be called again once more is available.
*
* @param cls the plugin handle
- * @param tc the scheduling context
*/
static void
-unix_plugin_select_read (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+unix_plugin_select_read (void *cls)
{
struct Plugin *plugin = cls;
+ const struct GNUNET_SCHEDULER_TaskContext *tc;
- plugin->read_task = GNUNET_SCHEDULER_NO_TASK;
- if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
- return;
+ plugin->read_task = NULL;
+ tc = GNUNET_SCHEDULER_get_task_context ();
if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY))
unix_plugin_do_read (plugin);
plugin->read_task =
* Then reschedule this function to be called again once more is available.
*
* @param cls the plugin handle
- * @param tc the scheduling context
*/
static void
-unix_plugin_select_write (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+unix_plugin_select_write (void *cls)
{
struct Plugin *plugin = cls;
+ const struct GNUNET_SCHEDULER_TaskContext *tc;
- plugin->write_task = GNUNET_SCHEDULER_NO_TASK;
- if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
- return;
+ plugin->write_task = NULL;
+ tc = GNUNET_SCHEDULER_get_task_context ();
if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_WRITE_READY))
unix_plugin_do_write (plugin);
if (NULL == plugin->msg_head)
*/
static ssize_t
unix_plugin_send (void *cls,
- struct Session *session,
+ struct GNUNET_ATS_Session *session,
const char *msgbuf,
size_t msgbuf_size,
unsigned int priority,
message = GNUNET_malloc (sizeof (struct UNIXMessage) + msgbuf_size);
message->header.size = htons (ssize);
message->header.type = htons (0);
- memcpy (&message->sender, plugin->env->my_identity,
+ GNUNET_memcpy (&message->sender, plugin->env->my_identity,
sizeof (struct GNUNET_PeerIdentity));
- memcpy (&message[1], msgbuf, msgbuf_size);
+ GNUNET_memcpy (&message[1], msgbuf, msgbuf_size);
wrapper = GNUNET_new (struct UNIXMessageWrapper);
wrapper->msg = message;
wrapper->msgsize = ssize;
GNUNET_NO);
notify_session_monitor (plugin,
session,
- GNUNET_TRANSPORT_SS_UP);
- if (GNUNET_SCHEDULER_NO_TASK == plugin->write_task)
+ GNUNET_TRANSPORT_SS_UPDATE);
+ if (NULL == plugin->write_task)
plugin->write_task =
GNUNET_SCHEDULER_add_write_net (GNUNET_TIME_UNIT_FOREVER_REL,
plugin->unix_sock.desc,
plugin->unix_socket_path[0] = '@';
un->sun_path[0] = '\0';
}
- plugin->ats_network = plugin->env->get_address_type (plugin->env->cls, (const struct sockaddr *) un, un_len);
plugin->unix_sock.desc =
GNUNET_NETWORK_socket_create (AF_UNIX, SOCK_DGRAM, 0);
if (NULL == plugin->unix_sock.desc)
{
GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "socket");
+ GNUNET_free (un);
return GNUNET_SYSERR;
}
if ('\0' != un->sun_path[0])
(const struct sockaddr *) un, un_len))
{
GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "bind");
+ LOG (GNUNET_ERROR_TYPE_ERROR, _("Cannot bind to `%s'\n"),
+ un->sun_path);
GNUNET_NETWORK_socket_close (plugin->unix_sock.desc);
plugin->unix_sock.desc = NULL;
GNUNET_free (un);
ua = GNUNET_malloc (ua_size);
ua->options = htonl (options);
ua->addrlen = htonl (strlen (address) + 1);
- memcpy (&ua[1], address, strlen (address) + 1);
+ GNUNET_memcpy (&ua[1], address, strlen (address) + 1);
GNUNET_free (plugin);
(*buf) = ua;
* Notify transport service about address
*
* @param cls the plugin
- * @param tc unused
*/
static void
-address_notification (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+address_notification (void *cls)
{
struct Plugin *plugin = cls;
struct GNUNET_HELLO_Address *address;
ua->options = htonl (plugin->myoptions);
ua->addrlen = htonl(strlen (plugin->unix_socket_path) + 1);
unix_path = (char *) &ua[1];
- memcpy (unix_path, plugin->unix_socket_path, strlen (plugin->unix_socket_path) + 1);
+ GNUNET_memcpy (unix_path, plugin->unix_socket_path, strlen (plugin->unix_socket_path) + 1);
- plugin->address_update_task = GNUNET_SCHEDULER_NO_TASK;
+ plugin->address_update_task = NULL;
address = GNUNET_HELLO_address_allocate (plugin->env->my_identity,
PLUGIN_NAME,
ua,
*
* @param cls the plugin
* @param key peer identity (unused)
- * @param value the `struct Session *` to disconnect
+ * @param value the `struct GNUNET_ATS_Session *` to disconnect
* @return #GNUNET_YES (always, continue to iterate)
*/
static int
void *value)
{
struct Plugin *plugin = cls;
- struct Session *session = value;
+ struct GNUNET_ATS_Session *session = value;
unix_plugin_session_disconnect (plugin, session);
return GNUNET_YES;
*
* @param cls the `struct Plugin` with the monitor callback (`sic`)
* @param peer peer we send information about
- * @param value our `struct Session` to send information about
+ * @param value our `struct GNUNET_ATS_Session` to send information about
* @return #GNUNET_OK (continue to iterate)
*/
static int
void *value)
{
struct Plugin *plugin = cls;
- struct Session *session = value;
+ struct GNUNET_ATS_Session *session = value;
+ notify_session_monitor (plugin,
+ session,
+ GNUNET_TRANSPORT_SS_INIT);
notify_session_monitor (plugin,
session,
GNUNET_TRANSPORT_SS_UP);
api->check_address = &unix_plugin_check_address;
api->string_to_address = &unix_plugin_string_to_address;
api->get_network = &unix_plugin_get_network;
+ api->get_network_for_address = &unix_plugin_get_network_for_address;
api->update_session_timeout = &unix_plugin_update_session_timeout;
api->setup_monitor = &unix_plugin_setup_monitor;
sockets_created = unix_transport_server_start (plugin);
struct UNIXMessageWrapper * msgw;
struct UnixAddress *ua;
size_t len;
- struct Session *session;
+ struct GNUNET_ATS_Session *session;
if (NULL == plugin)
{
ua = GNUNET_malloc (len);
ua->options = htonl (plugin->myoptions);
ua->addrlen = htonl(strlen (plugin->unix_socket_path) + 1);
- memcpy (&ua[1],
+ GNUNET_memcpy (&ua[1],
plugin->unix_socket_path,
strlen (plugin->unix_socket_path) + 1);
address = GNUNET_HELLO_address_allocate (plugin->env->my_identity,
GNUNET_free (msgw);
}
- if (GNUNET_SCHEDULER_NO_TASK != plugin->read_task)
+ if (NULL != plugin->read_task)
{
GNUNET_SCHEDULER_cancel (plugin->read_task);
- plugin->read_task = GNUNET_SCHEDULER_NO_TASK;
+ plugin->read_task = NULL;
}
- if (GNUNET_SCHEDULER_NO_TASK != plugin->write_task)
+ if (NULL != plugin->write_task)
{
GNUNET_SCHEDULER_cancel (plugin->write_task);
- plugin->write_task = GNUNET_SCHEDULER_NO_TASK;
+ plugin->write_task = NULL;
}
- if (GNUNET_SCHEDULER_NO_TASK != plugin->address_update_task)
+ if (NULL != plugin->address_update_task)
{
GNUNET_SCHEDULER_cancel (plugin->address_update_task);
- plugin->address_update_task = GNUNET_SCHEDULER_NO_TASK;
+ plugin->address_update_task = NULL;
}
if (NULL != plugin->unix_sock.desc)
{