/*
- This file is part of GNUnet.
- 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 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
- 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/>.
-*/
+ This file is part of GNUnet.
+ 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 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
+ 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/>.
+
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
/**
* @file transport/gnunet-service-transport_plugins.c
/**
* Entry in doubly-linked list of all of our plugins.
*/
-struct TransportPlugin
-{
+struct TransportPlugin {
/**
* This is a doubly-linked list.
*/
* for this plugin.
*/
struct GNUNET_TRANSPORT_PluginEnvironment env;
-
};
/**
* @param distance new distance
*/
static void
-plugin_env_update_distance (void *cls,
- const struct GNUNET_HELLO_Address *address,
- uint32_t distance)
+plugin_env_update_distance(void *cls,
+ const struct GNUNET_HELLO_Address *address,
+ uint32_t distance)
{
- GST_ats_update_distance (address,
- distance);
+ GST_ats_update_distance(address,
+ distance);
}
* @param addrlen length of the @a addr
* @return type of the network @a addr belongs to
*/
-static enum GNUNET_ATS_Network_Type
-plugin_env_address_to_type (void *cls,
- const struct sockaddr *addr,
- size_t addrlen)
+static enum GNUNET_NetworkType
+plugin_env_address_to_type(void *cls,
+ const struct sockaddr *addr,
+ size_t addrlen)
{
if (NULL == GST_is)
- {
- GNUNET_break(0);
- return GNUNET_ATS_NET_UNSPECIFIED;
- }
- return GNUNET_ATS_scanner_address_get_type (GST_is,
- addr,
- addrlen);
+ {
+ GNUNET_break(0);
+ return GNUNET_NT_UNSPECIFIED;
+ }
+ return GNUNET_NT_scanner_get_type(GST_is,
+ addr,
+ addrlen);
}
* @param address_type_cb function to call when a address type is requested
*/
void
-GST_plugins_load (GNUNET_TRANSPORT_PluginReceiveCallback recv_cb,
- GNUNET_TRANSPORT_AddressNotification address_cb,
- GNUNET_TRANSPORT_SessionStart session_start_cb,
- GNUNET_TRANSPORT_SessionEnd session_end_cb)
+GST_plugins_load(GNUNET_TRANSPORT_PluginReceiveCallback recv_cb,
+ GNUNET_TRANSPORT_AddressNotification address_cb,
+ GNUNET_TRANSPORT_SessionStart session_start_cb,
+ GNUNET_TRANSPORT_SessionEnd session_end_cb)
{
struct TransportPlugin *plug;
struct TransportPlugin *next;
int fail;
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_number (GST_cfg,
- "TRANSPORT",
- "NEIGHBOUR_LIMIT",
- &tneigh))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Transport service is lacking NEIGHBOUR_LIMIT option.\n"));
- return;
- }
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (GST_cfg,
- "TRANSPORT",
- "PLUGINS",
- &plugs))
- return;
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Starting transport plugins `%s'\n"),
- plugs);
- for (pos = strtok (plugs, " "); pos != NULL; pos = strtok (NULL, " "))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Loading `%s' transport plugin\n"),
- pos);
- GNUNET_asprintf (&libname,
- "libgnunet_plugin_transport_%s",
- pos);
- plug = GNUNET_new (struct TransportPlugin);
- plug->short_name = GNUNET_strdup (pos);
- plug->lib_name = libname;
- plug->env.cfg = GST_cfg;
- plug->env.my_identity = &GST_my_identity;
- plug->env.get_our_hello = &GST_hello_get;
- plug->env.cls = plug->short_name;
- plug->env.receive = recv_cb;
- plug->env.notify_address = address_cb;
- plug->env.session_start = session_start_cb;
- plug->env.session_end = session_end_cb;
- plug->env.get_address_type = &plugin_env_address_to_type;
- plug->env.update_address_distance = &plugin_env_update_distance;
- plug->env.max_connections = tneigh;
- plug->env.stats = GST_stats;
- GNUNET_CONTAINER_DLL_insert (plugins_head,
- plugins_tail,
- plug);
- }
- GNUNET_free (plugs);
- next = plugins_head;
- while (NULL != next)
- {
- plug = next;
- next = plug->next;
- plug->api = GNUNET_PLUGIN_load (plug->lib_name,
- &plug->env);
- if (NULL == plug->api)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Failed to load transport plugin for `%s'\n"),
- plug->lib_name);
- GNUNET_CONTAINER_DLL_remove (plugins_head,
- plugins_tail,
- plug);
- GNUNET_free (plug->short_name);
- GNUNET_free (plug->lib_name);
- GNUNET_free (plug);
- continue;
- }
- fail = GNUNET_NO;
- if (NULL == plug->api->address_pretty_printer)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "address_pretty_printer",
- plug->lib_name);
- }
- if (NULL == plug->api->address_to_string)
+ GNUNET_CONFIGURATION_get_value_number(GST_cfg,
+ "TRANSPORT",
+ "NEIGHBOUR_LIMIT",
+ &tneigh))
{
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "address_to_string",
- plug->lib_name);
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Transport service is lacking NEIGHBOUR_LIMIT option.\n"));
+ return;
}
- if (NULL == plug->api->string_to_address)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "string_to_address",
- plug->lib_name);
- }
- if (NULL == plug->api->check_address)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "check_address",
- plug->lib_name);
- }
- if (NULL == plug->api->get_session)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "get_session",
- plug->lib_name);
- }
- if (NULL == plug->api->get_network)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "get_network",
- plug->lib_name);
- }
- if (NULL == plug->api->send)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "send",
- plug->lib_name);
- }
- if (NULL == plug->api->disconnect_peer)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "disconnect_peer",
- plug->lib_name);
- }
- if (NULL == plug->api->disconnect_session)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "disconnect_session",
- plug->lib_name);
- }
- if (NULL == plug->api->query_keepalive_factor)
- {
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "query_keepalive_factor",
- plug->lib_name);
- }
- if (NULL == plug->api->update_session_timeout)
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_string(GST_cfg,
+ "TRANSPORT",
+ "PLUGINS",
+ &plugs))
+ return;
+ GNUNET_log(GNUNET_ERROR_TYPE_INFO,
+ _("Starting transport plugins `%s'\n"),
+ plugs);
+ for (pos = strtok(plugs, " "); pos != NULL; pos = strtok(NULL, " "))
{
- fail = GNUNET_YES;
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Missing function `%s' in transport plugin for `%s'\n"),
- "update_session_timeout",
- plug->lib_name);
+ GNUNET_log(GNUNET_ERROR_TYPE_INFO,
+ _("Loading `%s' transport plugin\n"),
+ pos);
+ GNUNET_asprintf(&libname,
+ "libgnunet_plugin_transport_%s",
+ pos);
+ plug = GNUNET_new(struct TransportPlugin);
+ plug->short_name = GNUNET_strdup(pos);
+ plug->lib_name = libname;
+ plug->env.cfg = GST_cfg;
+ plug->env.my_identity = &GST_my_identity;
+ plug->env.get_our_hello = &GST_hello_get;
+ plug->env.cls = plug->short_name;
+ plug->env.receive = recv_cb;
+ plug->env.notify_address = address_cb;
+ plug->env.session_start = session_start_cb;
+ plug->env.session_end = session_end_cb;
+ plug->env.get_address_type = &plugin_env_address_to_type;
+ plug->env.update_address_distance = &plugin_env_update_distance;
+ plug->env.max_connections = tneigh;
+ plug->env.stats = GST_stats;
+ GNUNET_CONTAINER_DLL_insert(plugins_head,
+ plugins_tail,
+ plug);
}
- if (GNUNET_YES == fail)
+ GNUNET_free(plugs);
+ next = plugins_head;
+ while (NULL != next)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Did not load plugin `%s' due to missing functions\n"),
- plug->lib_name);
- GNUNET_break (NULL == GNUNET_PLUGIN_unload (plug->lib_name, plug->api));
- GNUNET_CONTAINER_DLL_remove (plugins_head,
- plugins_tail,
- plug);
- GNUNET_free (plug->short_name);
- GNUNET_free (plug->lib_name);
- GNUNET_free (plug);
+ plug = next;
+ next = plug->next;
+ plug->api = GNUNET_PLUGIN_load(plug->lib_name,
+ &plug->env);
+ if (NULL == plug->api)
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Failed to load transport plugin for `%s'\n"),
+ plug->lib_name);
+ GNUNET_CONTAINER_DLL_remove(plugins_head,
+ plugins_tail,
+ plug);
+ GNUNET_free(plug->short_name);
+ GNUNET_free(plug->lib_name);
+ GNUNET_free(plug);
+ continue;
+ }
+ fail = GNUNET_NO;
+ if (NULL == plug->api->address_pretty_printer)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "address_pretty_printer",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->address_to_string)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "address_to_string",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->string_to_address)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "string_to_address",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->check_address)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "check_address",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->get_session)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "get_session",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->get_network)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "get_network",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->send)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "send",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->disconnect_peer)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "disconnect_peer",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->disconnect_session)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "disconnect_session",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->query_keepalive_factor)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "query_keepalive_factor",
+ plug->lib_name);
+ }
+ if (NULL == plug->api->update_session_timeout)
+ {
+ fail = GNUNET_YES;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Missing function `%s' in transport plugin for `%s'\n"),
+ "update_session_timeout",
+ plug->lib_name);
+ }
+ if (GNUNET_YES == fail)
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("Did not load plugin `%s' due to missing functions\n"),
+ plug->lib_name);
+ GNUNET_break(NULL == GNUNET_PLUGIN_unload(plug->lib_name, plug->api));
+ GNUNET_CONTAINER_DLL_remove(plugins_head,
+ plugins_tail,
+ plug);
+ GNUNET_free(plug->short_name);
+ GNUNET_free(plug->lib_name);
+ GNUNET_free(plug);
+ }
}
- }
}
* Unload all plugins
*/
void
-GST_plugins_unload ()
+GST_plugins_unload()
{
struct TransportPlugin *plug;
while (NULL != (plug = plugins_head))
- {
- GNUNET_break (NULL == GNUNET_PLUGIN_unload (plug->lib_name, plug->api));
- GNUNET_free (plug->lib_name);
- GNUNET_free (plug->short_name);
- GNUNET_CONTAINER_DLL_remove (plugins_head, plugins_tail, plug);
- GNUNET_free (plug);
- }
+ {
+ GNUNET_break(NULL == GNUNET_PLUGIN_unload(plug->lib_name, plug->api));
+ GNUNET_free(plug->lib_name);
+ GNUNET_free(plug->short_name);
+ GNUNET_CONTAINER_DLL_remove(plugins_head, plugins_tail, plug);
+ GNUNET_free(plug);
+ }
}
* @return the plugin's API, NULL if the plugin is not loaded
*/
struct GNUNET_TRANSPORT_PluginFunctions *
-GST_plugins_find (const char *name)
+GST_plugins_find(const char *name)
{
struct TransportPlugin *pos;
for (pos = plugins_head; NULL != pos; pos = pos->next)
- if (0 == strcmp (name, pos->short_name))
+ if (0 == strcmp(name, pos->short_name))
break;
if (NULL == pos)
return NULL;
* @return the plugin's API, NULL if the plugin is not loaded
*/
struct GNUNET_TRANSPORT_PluginFunctions *
-GST_plugins_printer_find (const char *name)
+GST_plugins_printer_find(const char *name)
{
struct TransportPlugin *pos;
- char *stripped = GNUNET_strdup (name);
- char *sep = strchr (stripped, '_');
+ char *stripped = GNUNET_strdup(name);
+ char *sep = strchr(stripped, '_');
if (NULL != sep)
sep[0] = '\0';
for (pos = plugins_head; NULL != pos; pos = pos->next)
- if (pos->short_name == strstr (pos->short_name, stripped))
- break;
- GNUNET_free (stripped);
+ if (pos->short_name == strstr(pos->short_name, stripped))
+ break;
+ GNUNET_free(stripped);
if (NULL == pos)
return NULL;
return pos->api;
* @return statically allocated (!) human-readable address
*/
const char *
-GST_plugins_a2s (const struct GNUNET_HELLO_Address *address)
+GST_plugins_a2s(const struct GNUNET_HELLO_Address *address)
{
struct GNUNET_TRANSPORT_PluginFunctions *api;
static char unable_to_show[1024];
return "<NULL>";
if (0 == address->address_length)
return TRANSPORT_SESSION_INBOUND_STRING; /* Addresse with length 0 are inbound, address->address itself may be NULL */
- api = GST_plugins_printer_find (address->transport_name);
+ api = GST_plugins_printer_find(address->transport_name);
if (NULL == api)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to find transport plugin `%s'\n",
- address->transport_name);
- return "<plugin unknown>";
- }
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "Failed to find transport plugin `%s'\n",
+ address->transport_name);
+
return "<plugin unknown>";
+ }
if (0 == address->address_length)
- {
- GNUNET_snprintf (unable_to_show,
- sizeof (unable_to_show),
- "<unable to stringify %u-byte long address of %s transport>",
- (unsigned int) address->address_length,
- address->transport_name);
- return unable_to_show;
- }
- return (NULL != (s = api->address_to_string (NULL,
- address->address,
- address->address_length))
- ? s
- : "<invalid>");
+ {
+ GNUNET_snprintf(unable_to_show,
+ sizeof(unable_to_show),
+ "<unable to stringify %u-byte long address of %s transport>",
+ (unsigned int)address->address_length,
+ address->transport_name);
+ return unable_to_show;
+ }
+ return(NULL != (s = api->address_to_string(NULL,
+ address->address,
+ address->address_length))
+ ? s
+ : "<invalid>");
}
* @param cb_cls closure for @a cb
*/
void
-GST_plugins_monitor_subscribe (GNUNET_TRANSPORT_SessionInfoCallback cb,
- void *cb_cls)
+GST_plugins_monitor_subscribe(GNUNET_TRANSPORT_SessionInfoCallback cb,
+ void *cb_cls)
{
struct TransportPlugin *pos;
for (pos = plugins_head; NULL != pos; pos = pos->next)
if (NULL == pos->api->setup_monitor)
- GNUNET_break (0);
+ GNUNET_break(0);
else
- pos->api->setup_monitor (pos->api->cls,
- cb,
- cb_cls);
+ pos->api->setup_monitor(pos->api->cls,
+ cb,
+ cb_cls);
}
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