/*
- This file is part of GNUnet
- Copyright (C) 2002--2015 GNUnet e.V.
+ This file is part of GNUnet
+ Copyright (C) 2002--2015 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 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.
+ 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/>.
+ 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
*/
#include "gnunet_transport_plugin.h"
#include "transport.h"
-#define LOG(kind, ...) GNUNET_log_from (kind, "transport-tcp", __VA_ARGS__)
+#define LOG(kind, ...) GNUNET_log_from(kind, "transport-tcp", __VA_ARGS__)
#define PLUGIN_NAME "tcp"
* How long until we give up on establishing an NAT connection?
* Must be > 4 RTT
*/
-#define NAT_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10)
+#define NAT_TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 10)
/**
* Opaque handle that can be used to cancel
* @param srv service to stop
*/
void
-LEGACY_SERVICE_stop (struct LEGACY_SERVICE_Context *srv);
+LEGACY_SERVICE_stop(struct LEGACY_SERVICE_Context *srv);
/**
/**
* Credentials for UNIX domain sockets.
*/
-struct GNUNET_CONNECTION_Credentials
-{
+struct GNUNET_CONNECTION_Credentials {
/**
* UID of the other end of the connection.
*/
* @param connection connection to destroy
*/
void
-GNUNET_CONNECTION_destroy (struct GNUNET_CONNECTION_Handle *connection);
+GNUNET_CONNECTION_destroy(struct GNUNET_CONNECTION_Handle *connection);
/**
* Message handler. Each struct specifies how to handle on particular
* type of message received.
*/
-struct GNUNET_SERVER_MessageHandler
-{
+struct GNUNET_SERVER_MessageHandler {
/**
* Function to call for messages of "type".
*/
/**
* Options for the service (bitmask).
*/
-enum LEGACY_SERVICE_Options
-{
+enum LEGACY_SERVICE_Options {
/**
* Use defaults. Terminates all client connections and the listen
* sockets immediately upon receiving the shutdown signal.
* @param client the client to disconnect from
*/
void
-GNUNET_SERVER_client_disconnect (struct GNUNET_SERVER_Client *client);
+GNUNET_SERVER_client_disconnect(struct GNUNET_SERVER_Client *client);
/**
* Return user context associated with the given client.
* @return pointer to user context
*/
void *
-GNUNET_SERVER_client_get_user_context_ (struct GNUNET_SERVER_Client *client,
- size_t size);
+GNUNET_SERVER_client_get_user_context_(struct GNUNET_SERVER_Client *client,
+ size_t size);
/**
* @return handle to tokenizer
*/
struct GNUNET_SERVER_MessageStreamTokenizer *
-GNUNET_SERVER_mst_create (GNUNET_SERVER_MessageTokenizerCallback cb,
- void *cb_cls);
+GNUNET_SERVER_mst_create(GNUNET_SERVER_MessageTokenizerCallback cb,
+ void *cb_cls);
/**
* Add incoming data to the receive buffer and call the
* #GNUNET_SYSERR if the data stream is corrupt
*/
int
-GNUNET_SERVER_mst_receive (struct GNUNET_SERVER_MessageStreamTokenizer *mst,
- void *client_identity,
- const char *buf,
- size_t size,
- int purge,
- int one_shot);
+GNUNET_SERVER_mst_receive(struct GNUNET_SERVER_MessageStreamTokenizer *mst,
+ void *client_identity,
+ const char *buf,
+ size_t size,
+ int purge,
+ int one_shot);
/**
* @param mst tokenizer to destroy
*/
void
-GNUNET_SERVER_mst_destroy (struct GNUNET_SERVER_MessageStreamTokenizer *mst);
+GNUNET_SERVER_mst_destroy(struct GNUNET_SERVER_MessageStreamTokenizer *mst);
/**
* @param size number of bytes in user context struct (for verification only)
*/
void
-GNUNET_SERVER_client_set_user_context_ (struct GNUNET_SERVER_Client *client,
- void *ptr,
- size_t size);
+GNUNET_SERVER_client_set_user_context_(struct GNUNET_SERVER_Client *client,
+ void *ptr,
+ size_t size);
/**
* Return user context associated with the given client.
*
* @return pointer to user context of type 'type *'.
*/
#define GNUNET_SERVER_client_get_user_context(client, type) \
- (type *) GNUNET_SERVER_client_get_user_context_ (client, sizeof (type))
+ (type *)GNUNET_SERVER_client_get_user_context_(client, sizeof(type))
/**
* Set user context to be associated with the given client.
* @param value pointer to user context
*/
#define GNUNET_SERVER_client_set_user_context(client, value) \
- GNUNET_SERVER_client_set_user_context_ (client, value, sizeof (*value))
+ GNUNET_SERVER_client_set_user_context_(client, value, sizeof(*value))
/**
* NULL if we are already going to notify someone else (busy)
*/
struct GNUNET_SERVER_TransmitHandle *
-GNUNET_SERVER_notify_transmit_ready (
+GNUNET_SERVER_notify_transmit_ready(
struct GNUNET_SERVER_Client *client,
size_t size,
struct GNUNET_TIME_Relative timeout,
* @param th request to abort
*/
void
-GNUNET_SERVER_notify_transmit_ready_cancel (
+GNUNET_SERVER_notify_transmit_ready_cancel(
struct GNUNET_SERVER_TransmitHandle *th);
* @param client the client to keep
*/
void
-GNUNET_SERVER_client_keep (struct GNUNET_SERVER_Client *client);
+GNUNET_SERVER_client_keep(struct GNUNET_SERVER_Client *client);
/**
* @param client the client to drop
*/
void
-GNUNET_SERVER_client_drop (struct GNUNET_SERVER_Client *client);
+GNUNET_SERVER_client_drop(struct GNUNET_SERVER_Client *client);
/**
* @param server server to stop accepting connections.
*/
void
-GNUNET_SERVER_suspend (struct GNUNET_SERVER_Handle *server);
+GNUNET_SERVER_suspend(struct GNUNET_SERVER_Handle *server);
/**
* Notify us when the server has enough space to transmit
* NULL if we are already going to notify someone else (busy)
*/
struct GNUNET_SERVER_TransmitHandle *
-GNUNET_SERVER_notify_transmit_ready (
+GNUNET_SERVER_notify_transmit_ready(
struct GNUNET_SERVER_Client *client,
size_t size,
struct GNUNET_TIME_Relative timeout,
* @return the client handle
*/
struct GNUNET_SERVER_Client *
-GNUNET_SERVER_connect_socket (struct GNUNET_SERVER_Handle *server,
- struct GNUNET_CONNECTION_Handle *connection);
+GNUNET_SERVER_connect_socket(struct GNUNET_SERVER_Handle *server,
+ struct GNUNET_CONNECTION_Handle *connection);
/**
* @param server server to resume accepting connections.
*/
void
-GNUNET_SERVER_resume (struct GNUNET_SERVER_Handle *server);
+GNUNET_SERVER_resume(struct GNUNET_SERVER_Handle *server);
/**
* Free resources held by this server.
* @param server server to destroy
*/
void
-GNUNET_SERVER_destroy (struct GNUNET_SERVER_Handle *server);
+GNUNET_SERVER_destroy(struct GNUNET_SERVER_Handle *server);
#include "tcp_connection_legacy.c"
/**
* Initial handshake message for a session.
*/
-struct WelcomeMessage
-{
+struct WelcomeMessage {
/**
* Type is #GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_WELCOME.
*/
* Basically a WELCOME message, but with the purpose
* of giving the waiting peer a client handle to use
*/
-struct TCP_NAT_ProbeMessage
-{
+struct TCP_NAT_ProbeMessage {
/**
* Type is #GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE.
*/
/**
* Context for sending a NAT probe via TCP.
*/
-struct TCPProbeContext
-{
-
+struct TCPProbeContext {
/**
* Active probes are kept in a DLL.
*/
/**
* Bits in the `options` field of TCP addresses.
*/
-enum TcpAddressOptions
-{
-
+enum TcpAddressOptions {
/**
* No bits set.
*/
/**
* Network format for IPv4 addresses.
*/
-struct IPv4TcpAddress
-{
+struct IPv4TcpAddress {
/**
* Optional options and flags for this address,
* see `enum TcpAddressOptions`
/**
* Network format for IPv6 addresses.
*/
-struct IPv6TcpAddress
-{
+struct IPv6TcpAddress {
/**
* Optional flags for this address
* see `enum TcpAddressOptions`
* Information kept for each message that is yet to
* be transmitted.
*/
-struct PendingMessage
-{
-
+struct PendingMessage {
/**
* This is a doubly-linked list.
*/
/**
* Session handle for TCP connections.
*/
-struct GNUNET_ATS_Session
-{
+struct GNUNET_ATS_Session {
/**
* To whom are we talking to (set to our identity
* if we are still waiting for the welcome message)
* Context for address to string conversion, closure
* for #append_port().
*/
-struct PrettyPrinterContext
-{
+struct PrettyPrinterContext {
/**
* DLL
*/
/**
* Encapsulation of all of the state of the plugin.
*/
-struct Plugin
-{
+struct Plugin {
/**
* Our environment.
*/
* set to NULL).
*/
static int
-get_server_addresses (const char *service_name,
- const struct GNUNET_CONFIGURATION_Handle *cfg,
- struct sockaddr ***addrs,
- socklen_t **addr_lens)
+get_server_addresses(const char *service_name,
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ struct sockaddr ***addrs,
+ socklen_t **addr_lens)
{
int disablev6;
struct GNUNET_NETWORK_Handle *desc;
*addrs = NULL;
*addr_lens = NULL;
desc = NULL;
- if (GNUNET_CONFIGURATION_have_value (cfg, service_name, "DISABLEV6"))
- {
- if (GNUNET_SYSERR ==
- (disablev6 = GNUNET_CONFIGURATION_get_value_yesno (cfg,
- service_name,
- "DISABLEV6")))
- return GNUNET_SYSERR;
- }
+ if (GNUNET_CONFIGURATION_have_value(cfg, service_name, "DISABLEV6"))
+ {
+ if (GNUNET_SYSERR ==
+ (disablev6 = GNUNET_CONFIGURATION_get_value_yesno(cfg,
+ service_name,
+ "DISABLEV6")))
+ return GNUNET_SYSERR;
+ }
else
disablev6 = GNUNET_NO;
- if (! disablev6)
- {
- /* probe IPv6 support */
- desc = GNUNET_NETWORK_socket_create (PF_INET6, SOCK_STREAM, 0);
- if (NULL == desc)
- {
- if ((ENOBUFS == errno) || (ENOMEM == errno) || (ENFILE == errno) ||
- (EACCES == errno))
- {
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "socket");
- return GNUNET_SYSERR;
- }
- LOG (GNUNET_ERROR_TYPE_INFO,
- _ (
- "Disabling IPv6 support for service `%s', failed to create IPv6 socket: %s\n"),
- service_name,
- strerror (errno));
- disablev6 = GNUNET_YES;
- }
- else
+ if (!disablev6)
{
- GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (desc));
- desc = NULL;
+ /* probe IPv6 support */
+ desc = GNUNET_NETWORK_socket_create(PF_INET6, SOCK_STREAM, 0);
+ if (NULL == desc)
+ {
+ if ((ENOBUFS == errno) || (ENOMEM == errno) || (ENFILE == errno) ||
+ (EACCES == errno))
+ {
+ GNUNET_log_strerror(GNUNET_ERROR_TYPE_ERROR, "socket");
+ return GNUNET_SYSERR;
+ }
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ _(
+ "Disabling IPv6 support for service `%s', failed to create IPv6 socket: %s\n"),
+ service_name,
+ strerror(errno));
+ disablev6 = GNUNET_YES;
+ }
+ else
+ {
+ GNUNET_break(GNUNET_OK == GNUNET_NETWORK_socket_close(desc));
+ desc = NULL;
+ }
}
- }
port = 0;
- if (GNUNET_CONFIGURATION_have_value (cfg, service_name, "PORT"))
- {
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (cfg,
- service_name,
- "PORT",
- &port))
- {
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ ("Require valid port number for service `%s' in configuration!\n"),
- service_name);
- }
- if (port > 65535)
+ if (GNUNET_CONFIGURATION_have_value(cfg, service_name, "PORT"))
{
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ ("Require valid port number for service `%s' in configuration!\n"),
- service_name);
- return GNUNET_SYSERR;
+ if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number(cfg,
+ service_name,
+ "PORT",
+ &port))
+ {
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _("Require valid port number for service `%s' in configuration!\n"),
+ service_name);
+ }
+ if (port > 65535)
+ {
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _("Require valid port number for service `%s' in configuration!\n"),
+ service_name);
+ return GNUNET_SYSERR;
+ }
}
- }
- if (GNUNET_CONFIGURATION_have_value (cfg, service_name, "BINDTO"))
- {
- GNUNET_break (GNUNET_OK ==
- GNUNET_CONFIGURATION_get_value_string (cfg,
+ if (GNUNET_CONFIGURATION_have_value(cfg, service_name, "BINDTO"))
+ {
+ GNUNET_break(GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_string(cfg,
service_name,
"BINDTO",
&hostname));
- }
+ }
else
hostname = NULL;
abstract = GNUNET_NO;
#ifdef AF_UNIX
if ((GNUNET_YES ==
- GNUNET_CONFIGURATION_have_value (cfg, service_name, "UNIXPATH")) &&
- (GNUNET_OK == GNUNET_CONFIGURATION_get_value_filename (cfg,
- service_name,
- "UNIXPATH",
- &unixpath)) &&
- (0 < strlen (unixpath)))
- {
- /* probe UNIX support */
- struct sockaddr_un s_un;
-
- if (strlen (unixpath) >= sizeof (s_un.sun_path))
+ GNUNET_CONFIGURATION_have_value(cfg, service_name, "UNIXPATH")) &&
+ (GNUNET_OK == GNUNET_CONFIGURATION_get_value_filename(cfg,
+ service_name,
+ "UNIXPATH",
+ &unixpath)) &&
+ (0 < strlen(unixpath)))
{
- LOG (GNUNET_ERROR_TYPE_WARNING,
- _ ("UNIXPATH `%s' too long, maximum length is %llu\n"),
- unixpath,
- (unsigned long long) sizeof (s_un.sun_path));
- unixpath = GNUNET_NETWORK_shorten_unixpath (unixpath);
- LOG (GNUNET_ERROR_TYPE_INFO, _ ("Using `%s' instead\n"), unixpath);
- }
+ /* probe UNIX support */
+ struct sockaddr_un s_un;
+
+ if (strlen(unixpath) >= sizeof(s_un.sun_path))
+ {
+ LOG(GNUNET_ERROR_TYPE_WARNING,
+ _("UNIXPATH `%s' too long, maximum length is %llu\n"),
+ unixpath,
+ (unsigned long long)sizeof(s_un.sun_path));
+ unixpath = GNUNET_NETWORK_shorten_unixpath(unixpath);
+ LOG(GNUNET_ERROR_TYPE_INFO, _("Using `%s' instead\n"), unixpath);
+ }
#ifdef LINUX
- abstract = GNUNET_CONFIGURATION_get_value_yesno (cfg,
- "TESTING",
- "USE_ABSTRACT_SOCKETS");
- if (GNUNET_SYSERR == abstract)
- abstract = GNUNET_NO;
+ abstract = GNUNET_CONFIGURATION_get_value_yesno(cfg,
+ "TESTING",
+ "USE_ABSTRACT_SOCKETS");
+ if (GNUNET_SYSERR == abstract)
+ abstract = GNUNET_NO;
#endif
- if ((GNUNET_YES != abstract) &&
- (GNUNET_OK != GNUNET_DISK_directory_create_for_file (unixpath)))
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR, "mkdir", unixpath);
- }
- if (NULL != unixpath)
- {
- desc = GNUNET_NETWORK_socket_create (AF_UNIX, SOCK_STREAM, 0);
- if (NULL == desc)
- {
- if ((ENOBUFS == errno) || (ENOMEM == errno) || (ENFILE == errno) ||
- (EACCES == errno))
- {
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "socket");
- GNUNET_free_non_null (hostname);
- GNUNET_free (unixpath);
- return GNUNET_SYSERR;
- }
- LOG (GNUNET_ERROR_TYPE_INFO,
- _ (
- "Disabling UNIX domain socket support for service `%s', failed to create UNIX domain socket: %s\n"),
- service_name,
- strerror (errno));
- GNUNET_free (unixpath);
- unixpath = NULL;
+ if ((GNUNET_YES != abstract) &&
+ (GNUNET_OK != GNUNET_DISK_directory_create_for_file(unixpath)))
+ GNUNET_log_strerror_file(GNUNET_ERROR_TYPE_ERROR, "mkdir", unixpath);
}
- else
+ if (NULL != unixpath)
{
- GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (desc));
- desc = NULL;
+ desc = GNUNET_NETWORK_socket_create(AF_UNIX, SOCK_STREAM, 0);
+ if (NULL == desc)
+ {
+ if ((ENOBUFS == errno) || (ENOMEM == errno) || (ENFILE == errno) ||
+ (EACCES == errno))
+ {
+ GNUNET_log_strerror(GNUNET_ERROR_TYPE_ERROR, "socket");
+ GNUNET_free_non_null(hostname);
+ GNUNET_free(unixpath);
+ return GNUNET_SYSERR;
+ }
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ _(
+ "Disabling UNIX domain socket support for service `%s', failed to create UNIX domain socket: %s\n"),
+ service_name,
+ strerror(errno));
+ GNUNET_free(unixpath);
+ unixpath = NULL;
+ }
+ else
+ {
+ GNUNET_break(GNUNET_OK == GNUNET_NETWORK_socket_close(desc));
+ desc = NULL;
+ }
}
- }
#endif
if ((0 == port) && (NULL == unixpath))
- {
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ (
- "Have neither PORT nor UNIXPATH for service `%s', but one is required\n"),
- service_name);
- GNUNET_free_non_null (hostname);
- return GNUNET_SYSERR;
- }
- if (0 == port)
- {
- saddrs = GNUNET_malloc (2 * sizeof (struct sockaddr *));
- saddrlens = GNUNET_malloc (2 * sizeof (socklen_t));
- add_unixpath (saddrs, saddrlens, unixpath, abstract);
- GNUNET_free_non_null (unixpath);
- GNUNET_free_non_null (hostname);
- *addrs = saddrs;
- *addr_lens = saddrlens;
- return 1;
- }
-
- if (NULL != hostname)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Resolving `%s' since that is where `%s' will bind to.\n",
- hostname,
- service_name);
- memset (&hints, 0, sizeof (struct addrinfo));
- if (disablev6)
- hints.ai_family = AF_INET;
- hints.ai_protocol = IPPROTO_TCP;
- if ((0 != (ret = getaddrinfo (hostname, NULL, &hints, &res))) ||
- (NULL == res))
- {
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ ("Failed to resolve `%s': %s\n"),
- hostname,
- gai_strerror (ret));
- GNUNET_free (hostname);
- GNUNET_free_non_null (unixpath);
- return GNUNET_SYSERR;
- }
- next = res;
- i = 0;
- while (NULL != (pos = next))
{
- next = pos->ai_next;
- if ((disablev6) && (pos->ai_family == AF_INET6))
- continue;
- i++;
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _(
+ "Have neither PORT nor UNIXPATH for service `%s', but one is required\n"),
+ service_name);
+ GNUNET_free_non_null(hostname);
+ return GNUNET_SYSERR;
}
- if (0 == i)
+ if (0 == port)
{
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ ("Failed to find %saddress for `%s'.\n"),
- disablev6 ? "IPv4 " : "",
- hostname);
- freeaddrinfo (res);
- GNUNET_free (hostname);
- GNUNET_free_non_null (unixpath);
- return GNUNET_SYSERR;
+ saddrs = GNUNET_malloc(2 * sizeof(struct sockaddr *));
+ saddrlens = GNUNET_malloc(2 * sizeof(socklen_t));
+ add_unixpath(saddrs, saddrlens, unixpath, abstract);
+ GNUNET_free_non_null(unixpath);
+ GNUNET_free_non_null(hostname);
+ *addrs = saddrs;
+ *addr_lens = saddrlens;
+ return 1;
}
- resi = i;
- if (NULL != unixpath)
- resi++;
- saddrs = GNUNET_malloc ((resi + 1) * sizeof (struct sockaddr *));
- saddrlens = GNUNET_malloc ((resi + 1) * sizeof (socklen_t));
- i = 0;
- if (NULL != unixpath)
- {
- add_unixpath (saddrs, saddrlens, unixpath, abstract);
- i++;
- }
- next = res;
- while (NULL != (pos = next))
- {
- next = pos->ai_next;
- if ((disablev6) && (AF_INET6 == pos->ai_family))
- continue;
- if ((IPPROTO_TCP != pos->ai_protocol) && (0 != pos->ai_protocol))
- continue; /* not TCP */
- if ((SOCK_STREAM != pos->ai_socktype) && (0 != pos->ai_socktype))
- continue; /* huh? */
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Service `%s' will bind to `%s'\n",
- service_name,
- GNUNET_a2s (pos->ai_addr, pos->ai_addrlen));
- if (AF_INET == pos->ai_family)
- {
- GNUNET_assert (sizeof (struct sockaddr_in) == pos->ai_addrlen);
- saddrlens[i] = pos->ai_addrlen;
- saddrs[i] = GNUNET_malloc (saddrlens[i]);
- GNUNET_memcpy (saddrs[i], pos->ai_addr, saddrlens[i]);
- ((struct sockaddr_in *) saddrs[i])->sin_port = htons (port);
- }
- else
- {
- GNUNET_assert (AF_INET6 == pos->ai_family);
- GNUNET_assert (sizeof (struct sockaddr_in6) == pos->ai_addrlen);
- saddrlens[i] = pos->ai_addrlen;
- saddrs[i] = GNUNET_malloc (saddrlens[i]);
- GNUNET_memcpy (saddrs[i], pos->ai_addr, saddrlens[i]);
- ((struct sockaddr_in6 *) saddrs[i])->sin6_port = htons (port);
- }
- i++;
- }
- GNUNET_free (hostname);
- freeaddrinfo (res);
- resi = i;
- }
- else
- {
- /* will bind against everything, just set port */
- if (disablev6)
+
+ if (NULL != hostname)
{
- /* V4-only */
- resi = 1;
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Resolving `%s' since that is where `%s' will bind to.\n",
+ hostname,
+ service_name);
+ memset(&hints, 0, sizeof(struct addrinfo));
+ if (disablev6)
+ hints.ai_family = AF_INET;
+ hints.ai_protocol = IPPROTO_TCP;
+ if ((0 != (ret = getaddrinfo(hostname, NULL, &hints, &res))) ||
+ (NULL == res))
+ {
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _("Failed to resolve `%s': %s\n"),
+ hostname,
+ gai_strerror(ret));
+ GNUNET_free(hostname);
+ GNUNET_free_non_null(unixpath);
+ return GNUNET_SYSERR;
+ }
+ next = res;
+ i = 0;
+ while (NULL != (pos = next))
+ {
+ next = pos->ai_next;
+ if ((disablev6) && (pos->ai_family == AF_INET6))
+ continue;
+ i++;
+ }
+ if (0 == i)
+ {
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _("Failed to find %saddress for `%s'.\n"),
+ disablev6 ? "IPv4 " : "",
+ hostname);
+ freeaddrinfo(res);
+ GNUNET_free(hostname);
+ GNUNET_free_non_null(unixpath);
+ return GNUNET_SYSERR;
+ }
+ resi = i;
if (NULL != unixpath)
resi++;
+ saddrs = GNUNET_malloc((resi + 1) * sizeof(struct sockaddr *));
+ saddrlens = GNUNET_malloc((resi + 1) * sizeof(socklen_t));
i = 0;
- saddrs = GNUNET_malloc ((resi + 1) * sizeof (struct sockaddr *));
- saddrlens = GNUNET_malloc ((resi + 1) * sizeof (socklen_t));
if (NULL != unixpath)
- {
- add_unixpath (saddrs, saddrlens, unixpath, abstract);
- i++;
- }
- saddrlens[i] = sizeof (struct sockaddr_in);
- saddrs[i] = GNUNET_malloc (saddrlens[i]);
-#if HAVE_SOCKADDR_IN_SIN_LEN
- ((struct sockaddr_in *) saddrs[i])->sin_len = saddrlens[i];
-#endif
- ((struct sockaddr_in *) saddrs[i])->sin_family = AF_INET;
- ((struct sockaddr_in *) saddrs[i])->sin_port = htons (port);
+ {
+ add_unixpath(saddrs, saddrlens, unixpath, abstract);
+ i++;
+ }
+ next = res;
+ while (NULL != (pos = next))
+ {
+ next = pos->ai_next;
+ if ((disablev6) && (AF_INET6 == pos->ai_family))
+ continue;
+ if ((IPPROTO_TCP != pos->ai_protocol) && (0 != pos->ai_protocol))
+ continue; /* not TCP */
+ if ((SOCK_STREAM != pos->ai_socktype) && (0 != pos->ai_socktype))
+ continue; /* huh? */
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Service `%s' will bind to `%s'\n",
+ service_name,
+ GNUNET_a2s(pos->ai_addr, pos->ai_addrlen));
+ if (AF_INET == pos->ai_family)
+ {
+ GNUNET_assert(sizeof(struct sockaddr_in) == pos->ai_addrlen);
+ saddrlens[i] = pos->ai_addrlen;
+ saddrs[i] = GNUNET_malloc(saddrlens[i]);
+ GNUNET_memcpy(saddrs[i], pos->ai_addr, saddrlens[i]);
+ ((struct sockaddr_in *)saddrs[i])->sin_port = htons(port);
+ }
+ else
+ {
+ GNUNET_assert(AF_INET6 == pos->ai_family);
+ GNUNET_assert(sizeof(struct sockaddr_in6) == pos->ai_addrlen);
+ saddrlens[i] = pos->ai_addrlen;
+ saddrs[i] = GNUNET_malloc(saddrlens[i]);
+ GNUNET_memcpy(saddrs[i], pos->ai_addr, saddrlens[i]);
+ ((struct sockaddr_in6 *)saddrs[i])->sin6_port = htons(port);
+ }
+ i++;
+ }
+ GNUNET_free(hostname);
+ freeaddrinfo(res);
+ resi = i;
}
- else
+ else
{
- /* dual stack */
- resi = 2;
- if (NULL != unixpath)
- resi++;
- saddrs = GNUNET_malloc ((resi + 1) * sizeof (struct sockaddr *));
- saddrlens = GNUNET_malloc ((resi + 1) * sizeof (socklen_t));
- i = 0;
- if (NULL != unixpath)
- {
- add_unixpath (saddrs, saddrlens, unixpath, abstract);
- i++;
- }
- saddrlens[i] = sizeof (struct sockaddr_in6);
- saddrs[i] = GNUNET_malloc (saddrlens[i]);
+ /* will bind against everything, just set port */
+ if (disablev6)
+ {
+ /* V4-only */
+ resi = 1;
+ if (NULL != unixpath)
+ resi++;
+ i = 0;
+ saddrs = GNUNET_malloc((resi + 1) * sizeof(struct sockaddr *));
+ saddrlens = GNUNET_malloc((resi + 1) * sizeof(socklen_t));
+ if (NULL != unixpath)
+ {
+ add_unixpath(saddrs, saddrlens, unixpath, abstract);
+ i++;
+ }
+ saddrlens[i] = sizeof(struct sockaddr_in);
+ saddrs[i] = GNUNET_malloc(saddrlens[i]);
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ ((struct sockaddr_in *)saddrs[i])->sin_len = saddrlens[i];
+#endif
+ ((struct sockaddr_in *)saddrs[i])->sin_family = AF_INET;
+ ((struct sockaddr_in *)saddrs[i])->sin_port = htons(port);
+ }
+ else
+ {
+ /* dual stack */
+ resi = 2;
+ if (NULL != unixpath)
+ resi++;
+ saddrs = GNUNET_malloc((resi + 1) * sizeof(struct sockaddr *));
+ saddrlens = GNUNET_malloc((resi + 1) * sizeof(socklen_t));
+ i = 0;
+ if (NULL != unixpath)
+ {
+ add_unixpath(saddrs, saddrlens, unixpath, abstract);
+ i++;
+ }
+ saddrlens[i] = sizeof(struct sockaddr_in6);
+ saddrs[i] = GNUNET_malloc(saddrlens[i]);
#if HAVE_SOCKADDR_IN_SIN_LEN
- ((struct sockaddr_in6 *) saddrs[i])->sin6_len = saddrlens[0];
+ ((struct sockaddr_in6 *)saddrs[i])->sin6_len = saddrlens[0];
#endif
- ((struct sockaddr_in6 *) saddrs[i])->sin6_family = AF_INET6;
- ((struct sockaddr_in6 *) saddrs[i])->sin6_port = htons (port);
- i++;
- saddrlens[i] = sizeof (struct sockaddr_in);
- saddrs[i] = GNUNET_malloc (saddrlens[i]);
+ ((struct sockaddr_in6 *)saddrs[i])->sin6_family = AF_INET6;
+ ((struct sockaddr_in6 *)saddrs[i])->sin6_port = htons(port);
+ i++;
+ saddrlens[i] = sizeof(struct sockaddr_in);
+ saddrs[i] = GNUNET_malloc(saddrlens[i]);
#if HAVE_SOCKADDR_IN_SIN_LEN
- ((struct sockaddr_in *) saddrs[i])->sin_len = saddrlens[1];
+ ((struct sockaddr_in *)saddrs[i])->sin_len = saddrlens[1];
#endif
- ((struct sockaddr_in *) saddrs[i])->sin_family = AF_INET;
- ((struct sockaddr_in *) saddrs[i])->sin_port = htons (port);
+ ((struct sockaddr_in *)saddrs[i])->sin_family = AF_INET;
+ ((struct sockaddr_in *)saddrs[i])->sin_port = htons(port);
+ }
}
- }
- GNUNET_free_non_null (unixpath);
+ GNUNET_free_non_null(unixpath);
*addrs = saddrs;
*addr_lens = saddrlens;
return resi;
* @param state new state of the session
*/
static void
-notify_session_monitor (struct Plugin *plugin,
- struct GNUNET_ATS_Session *session,
- enum GNUNET_TRANSPORT_SessionState state)
+notify_session_monitor(struct Plugin *plugin,
+ struct GNUNET_ATS_Session *session,
+ enum GNUNET_TRANSPORT_SessionState state)
{
struct GNUNET_TRANSPORT_SessionInfo info;
if (NULL == plugin->sic)
return;
- memset (&info, 0, sizeof (info));
+ memset(&info, 0, sizeof(info));
info.state = state;
info.is_inbound =
- GNUNET_HELLO_address_check_option (session->address,
- GNUNET_HELLO_ADDRESS_INFO_INBOUND);
+ GNUNET_HELLO_address_check_option(session->address,
+ GNUNET_HELLO_ADDRESS_INFO_INBOUND);
info.num_msg_pending = session->msgs_in_queue;
info.num_bytes_pending = session->bytes_in_queue;
if (NULL != session->receive_delay_task)
info.receive_delay = session->receive_delay;
info.session_timeout = session->timeout;
info.address = session->address;
- plugin->sic (plugin->sic_cls, session, &info);
+ plugin->sic(plugin->sic_cls, session, &info);
}
* @param addrlen actual length of @a addr
*/
static void
-tcp_nat_port_map_callback (void *cls,
- void **app_ctx,
- int add_remove,
- enum GNUNET_NAT_AddressClass ac,
- const struct sockaddr *addr,
- socklen_t addrlen)
+tcp_nat_port_map_callback(void *cls,
+ void **app_ctx,
+ int add_remove,
+ enum GNUNET_NAT_AddressClass ac,
+ const struct sockaddr *addr,
+ socklen_t addrlen)
{
struct Plugin *plugin = cls;
struct GNUNET_HELLO_Address *address;
void *arg;
size_t args;
- (void) app_ctx;
- LOG (GNUNET_ERROR_TYPE_INFO,
- "NAT notification to %s address `%s'\n",
- (GNUNET_YES == add_remove) ? "add" : "remove",
- GNUNET_a2s (addr, addrlen));
+ (void)app_ctx;
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ "NAT notification to %s address `%s'\n",
+ (GNUNET_YES == add_remove) ? "add" : "remove",
+ GNUNET_a2s(addr, addrlen));
/* convert 'addr' to our internal format */
switch (addr->sa_family)
- {
- case AF_INET:
- GNUNET_assert (addrlen == sizeof (struct sockaddr_in));
- memset (&t4, 0, sizeof (t4));
- t4.options = htonl (plugin->myoptions);
- t4.ipv4_addr = ((struct sockaddr_in *) addr)->sin_addr.s_addr;
- t4.t4_port = ((struct sockaddr_in *) addr)->sin_port;
- arg = &t4;
- args = sizeof (t4);
- break;
- case AF_INET6:
- if (IN6_IS_ADDR_LINKLOCAL (&((struct sockaddr_in6 *) addr)->sin6_addr))
- {
- /* skip link local, we don't allow them in
- #tcp_plugin_check_address() */
+ {
+ case AF_INET:
+ GNUNET_assert(addrlen == sizeof(struct sockaddr_in));
+ memset(&t4, 0, sizeof(t4));
+ t4.options = htonl(plugin->myoptions);
+ t4.ipv4_addr = ((struct sockaddr_in *)addr)->sin_addr.s_addr;
+ t4.t4_port = ((struct sockaddr_in *)addr)->sin_port;
+ arg = &t4;
+ args = sizeof(t4);
+ break;
+
+ case AF_INET6:
+ if (IN6_IS_ADDR_LINKLOCAL(&((struct sockaddr_in6 *)addr)->sin6_addr))
+ {
+ /* skip link local, we don't allow them in
+ #tcp_plugin_check_address() */
+ return;
+ }
+ GNUNET_assert(addrlen == sizeof(struct sockaddr_in6));
+ memset(&t6, 0, sizeof(t6));
+ GNUNET_memcpy(&t6.ipv6_addr,
+ &((struct sockaddr_in6 *)addr)->sin6_addr,
+ sizeof(struct in6_addr));
+ t6.options = htonl(plugin->myoptions);
+ t6.t6_port = ((struct sockaddr_in6 *)addr)->sin6_port;
+ arg = &t6;
+ args = sizeof(t6);
+ break;
+
+ default:
+ GNUNET_break(0);
return;
}
- GNUNET_assert (addrlen == sizeof (struct sockaddr_in6));
- memset (&t6, 0, sizeof (t6));
- GNUNET_memcpy (&t6.ipv6_addr,
- &((struct sockaddr_in6 *) addr)->sin6_addr,
- sizeof (struct in6_addr));
- t6.options = htonl (plugin->myoptions);
- t6.t6_port = ((struct sockaddr_in6 *) addr)->sin6_port;
- arg = &t6;
- args = sizeof (t6);
- break;
- default:
- GNUNET_break (0);
- return;
- }
/* modify our published address list */
- GNUNET_assert ((args == sizeof (struct IPv4TcpAddress)) ||
- (args == sizeof (struct IPv6TcpAddress)));
+ GNUNET_assert((args == sizeof(struct IPv4TcpAddress)) ||
+ (args == sizeof(struct IPv6TcpAddress)));
/* TODO: use 'ac' here in the future... */
- address = GNUNET_HELLO_address_allocate (plugin->env->my_identity,
- PLUGIN_NAME,
- arg,
- args,
- GNUNET_HELLO_ADDRESS_INFO_NONE);
- plugin->env->notify_address (plugin->env->cls, add_remove, address);
- GNUNET_HELLO_address_free (address);
+ address = GNUNET_HELLO_address_allocate(plugin->env->my_identity,
+ PLUGIN_NAME,
+ arg,
+ args,
+ GNUNET_HELLO_ADDRESS_INFO_NONE);
+ plugin->env->notify_address(plugin->env->cls, add_remove, address);
+ GNUNET_HELLO_address_free(address);
}
* @return string representing the same address
*/
static const char *
-tcp_plugin_address_to_string (void *cls, const void *addr, size_t addrlen)
+tcp_plugin_address_to_string(void *cls, const void *addr, size_t addrlen)
{
static char rbuf[INET6_ADDRSTRLEN + 12];
char buf[INET6_ADDRSTRLEN];
uint32_t options;
switch (addrlen)
- {
- case sizeof (struct IPv6TcpAddress):
- t6 = addr;
- af = AF_INET6;
- port = ntohs (t6->t6_port);
- options = ntohl (t6->options);
- GNUNET_memcpy (&a6, &t6->ipv6_addr, sizeof (a6));
- sb = &a6;
- break;
- case sizeof (struct IPv4TcpAddress):
- t4 = addr;
- af = AF_INET;
- port = ntohs (t4->t4_port);
- options = ntohl (t4->options);
- GNUNET_memcpy (&a4, &t4->ipv4_addr, sizeof (a4));
- sb = &a4;
- break;
- default:
- LOG (GNUNET_ERROR_TYPE_WARNING,
- _ ("Unexpected address length: %u bytes\n"),
- (unsigned int) addrlen);
- return NULL;
- }
- if (NULL == inet_ntop (af, sb, buf, INET6_ADDRSTRLEN))
- {
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "inet_ntop");
- return NULL;
- }
- GNUNET_snprintf (rbuf,
- sizeof (rbuf),
- (af == AF_INET6) ? "%s.%u.[%s]:%u" : "%s.%u.%s:%u",
- PLUGIN_NAME,
- options,
- buf,
- port);
+ {
+ case sizeof(struct IPv6TcpAddress):
+ t6 = addr;
+ af = AF_INET6;
+ port = ntohs(t6->t6_port);
+ options = ntohl(t6->options);
+ GNUNET_memcpy(&a6, &t6->ipv6_addr, sizeof(a6));
+ sb = &a6;
+ break;
+
+ case sizeof(struct IPv4TcpAddress):
+ t4 = addr;
+ af = AF_INET;
+ port = ntohs(t4->t4_port);
+ options = ntohl(t4->options);
+ GNUNET_memcpy(&a4, &t4->ipv4_addr, sizeof(a4));
+ sb = &a4;
+ break;
+
+ default:
+ LOG(GNUNET_ERROR_TYPE_WARNING,
+ _("Unexpected address length: %u bytes\n"),
+ (unsigned int)addrlen);
+ return NULL;
+ }
+ if (NULL == inet_ntop(af, sb, buf, INET6_ADDRSTRLEN))
+ {
+ GNUNET_log_strerror(GNUNET_ERROR_TYPE_WARNING, "inet_ntop");
+ return NULL;
+ }
+ GNUNET_snprintf(rbuf,
+ sizeof(rbuf),
+ (af == AF_INET6) ? "%s.%u.[%s]:%u" : "%s.%u.%s:%u",
+ PLUGIN_NAME,
+ options,
+ buf,
+ port);
return rbuf;
}
* @return #GNUNET_OK on success, #GNUNET_SYSERR on failure
*/
static int
-tcp_plugin_string_to_address (void *cls,
- const char *addr,
- uint16_t addrlen,
- void **buf,
- size_t *added)
+tcp_plugin_string_to_address(void *cls,
+ const char *addr,
+ uint16_t addrlen,
+ void **buf,
+ size_t *added)
{
struct sockaddr_storage socket_address;
char *address;
plugin = NULL;
optionstr = NULL;
if ((NULL == addr) || (0 == addrlen))
- {
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
if ('\0' != addr[addrlen - 1])
- {
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
- if (strlen (addr) != addrlen - 1)
- {
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
- plugin = GNUNET_strdup (addr);
- optionstr = strchr (plugin, '.');
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
+ if (strlen(addr) != addrlen - 1)
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
+ plugin = GNUNET_strdup(addr);
+ optionstr = strchr(plugin, '.');
if (NULL == optionstr)
- {
- GNUNET_break (0);
- GNUNET_free (plugin);
- return GNUNET_SYSERR;
- }
+ {
+ GNUNET_break(0);
+ GNUNET_free(plugin);
+ return GNUNET_SYSERR;
+ }
optionstr[0] = '\0';
optionstr++;
- options = atol (optionstr);
- address = strchr (optionstr, '.');
+ options = atol(optionstr);
+ address = strchr(optionstr, '.');
if (NULL == address)
- {
- GNUNET_break (0);
- GNUNET_free (plugin);
- return GNUNET_SYSERR;
- }
+ {
+ GNUNET_break(0);
+ GNUNET_free(plugin);
+ return GNUNET_SYSERR;
+ }
address[0] = '\0';
address++;
if (GNUNET_OK !=
- GNUNET_STRINGS_to_address_ip (address, strlen (address), &socket_address))
- {
- GNUNET_break (0);
- GNUNET_free (plugin);
- return GNUNET_SYSERR;
- }
+ GNUNET_STRINGS_to_address_ip(address, strlen(address), &socket_address))
+ {
+ GNUNET_break(0);
+ GNUNET_free(plugin);
+ return GNUNET_SYSERR;
+ }
- GNUNET_free (plugin);
+ GNUNET_free(plugin);
switch (socket_address.ss_family)
- {
- case AF_INET: {
- struct IPv4TcpAddress *t4;
- struct sockaddr_in *in4 = (struct sockaddr_in *) &socket_address;
- t4 = GNUNET_new (struct IPv4TcpAddress);
- t4->options = htonl (options);
- t4->ipv4_addr = in4->sin_addr.s_addr;
- t4->t4_port = in4->sin_port;
- *buf = t4;
- *added = sizeof (struct IPv4TcpAddress);
- return GNUNET_OK;
- }
- case AF_INET6: {
- struct IPv6TcpAddress *t6;
- struct sockaddr_in6 *in6 = (struct sockaddr_in6 *) &socket_address;
- t6 = GNUNET_new (struct IPv6TcpAddress);
- t6->options = htonl (options);
- t6->ipv6_addr = in6->sin6_addr;
- t6->t6_port = in6->sin6_port;
- *buf = t6;
- *added = sizeof (struct IPv6TcpAddress);
- return GNUNET_OK;
- }
- default:
- return GNUNET_SYSERR;
- }
+ {
+ case AF_INET: {
+ struct IPv4TcpAddress *t4;
+ struct sockaddr_in *in4 = (struct sockaddr_in *)&socket_address;
+ t4 = GNUNET_new(struct IPv4TcpAddress);
+ t4->options = htonl(options);
+ t4->ipv4_addr = in4->sin_addr.s_addr;
+ t4->t4_port = in4->sin_port;
+ *buf = t4;
+ *added = sizeof(struct IPv4TcpAddress);
+ return GNUNET_OK;
+ }
+
+ case AF_INET6: {
+ struct IPv6TcpAddress *t6;
+ struct sockaddr_in6 *in6 = (struct sockaddr_in6 *)&socket_address;
+ t6 = GNUNET_new(struct IPv6TcpAddress);
+ t6->options = htonl(options);
+ t6->ipv6_addr = in6->sin6_addr;
+ t6->t6_port = in6->sin6_port;
+ *buf = t6;
+ *added = sizeof(struct IPv6TcpAddress);
+ return GNUNET_OK;
+ }
+
+ default:
+ return GNUNET_SYSERR;
+ }
}
* @return NULL if no matching session exists
*/
static struct GNUNET_ATS_Session *
-lookup_session_by_client (struct Plugin *plugin,
- struct GNUNET_SERVER_Client *client)
+lookup_session_by_client(struct Plugin *plugin,
+ struct GNUNET_SERVER_Client *client)
{
- return GNUNET_SERVER_client_get_user_context (client,
- struct GNUNET_ATS_Session);
+ return GNUNET_SERVER_client_get_user_context(client,
+ struct GNUNET_ATS_Session);
}
* @return #GNUNET_OK on success
*/
static int
-tcp_plugin_disconnect_session (void *cls, struct GNUNET_ATS_Session *session)
+tcp_plugin_disconnect_session(void *cls, struct GNUNET_ATS_Session *session)
{
struct Plugin *plugin = cls;
struct PendingMessage *pm;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Disconnecting session of peer `%s' address `%s'\n",
- GNUNET_i2s (&session->target),
- tcp_plugin_address_to_string (session->plugin,
- session->address->address,
- session->address->address_length));
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Disconnecting session of peer `%s' address `%s'\n",
+ GNUNET_i2s(&session->target),
+ tcp_plugin_address_to_string(session->plugin,
+ session->address->address,
+ session->address->address_length));
if (NULL != session->timeout_task)
- {
- GNUNET_SCHEDULER_cancel (session->timeout_task);
- session->timeout_task = NULL;
- session->timeout = GNUNET_TIME_UNIT_ZERO_ABS;
- }
+ {
+ GNUNET_SCHEDULER_cancel(session->timeout_task);
+ session->timeout_task = NULL;
+ session->timeout = GNUNET_TIME_UNIT_ZERO_ABS;
+ }
- if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_remove (plugin->sessionmap,
- &session->target,
- session))
- {
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop ("# TCP sessions active"),
- -1,
- GNUNET_NO);
- }
+ if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_remove(plugin->sessionmap,
+ &session->target,
+ session))
+ {
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop("# TCP sessions active"),
+ -1,
+ GNUNET_NO);
+ }
else
- {
- GNUNET_assert (GNUNET_YES ==
- GNUNET_CONTAINER_multipeermap_remove (plugin->nat_wait_conns,
+ {
+ GNUNET_assert(GNUNET_YES ==
+ GNUNET_CONTAINER_multipeermap_remove(plugin->nat_wait_conns,
&session->target,
session));
- }
+ }
if (NULL != session->client)
- GNUNET_SERVER_client_set_user_context (session->client, NULL);
+ GNUNET_SERVER_client_set_user_context(session->client, NULL);
/* clean up state */
if (NULL != session->transmit_handle)
- {
- GNUNET_SERVER_notify_transmit_ready_cancel (session->transmit_handle);
- session->transmit_handle = NULL;
- }
- session->plugin->env->session_end (session->plugin->env->cls,
- session->address,
- session);
+ {
+ GNUNET_SERVER_notify_transmit_ready_cancel(session->transmit_handle);
+ session->transmit_handle = NULL;
+ }
+ session->plugin->env->session_end(session->plugin->env->cls,
+ session->address,
+ session);
if (NULL != session->nat_connection_timeout)
- {
- GNUNET_SCHEDULER_cancel (session->nat_connection_timeout);
- session->nat_connection_timeout = NULL;
- }
+ {
+ GNUNET_SCHEDULER_cancel(session->nat_connection_timeout);
+ session->nat_connection_timeout = NULL;
+ }
while (NULL != (pm = session->pending_messages_head))
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- (NULL != pm->transmit_cont)
- ? "Could not deliver message to `%s' at %s.\n"
- : "Could not deliver message to `%s' at %s, notifying.\n",
- GNUNET_i2s (&session->target),
- tcp_plugin_address_to_string (session->plugin,
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ (NULL != pm->transmit_cont)
+ ? "Could not deliver message to `%s' at %s.\n"
+ : "Could not deliver message to `%s' at %s, notifying.\n",
+ GNUNET_i2s(&session->target),
+ tcp_plugin_address_to_string(session->plugin,
session->address->address,
session->address->address_length));
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- -(int64_t) pm->message_size,
- GNUNET_NO);
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop (
- "# bytes discarded by TCP (disconnect)"),
- pm->message_size,
- GNUNET_NO);
- GNUNET_CONTAINER_DLL_remove (session->pending_messages_head,
- session->pending_messages_tail,
- pm);
- GNUNET_assert (0 < session->msgs_in_queue);
- session->msgs_in_queue--;
- GNUNET_assert (pm->message_size <= session->bytes_in_queue);
- session->bytes_in_queue -= pm->message_size;
- if (NULL != pm->transmit_cont)
- pm->transmit_cont (pm->transmit_cont_cls,
- &session->target,
- GNUNET_SYSERR,
- pm->message_size,
- 0);
- GNUNET_free (pm);
- }
- GNUNET_assert (0 == session->msgs_in_queue);
- GNUNET_assert (0 == session->bytes_in_queue);
- notify_session_monitor (session->plugin, session, GNUNET_TRANSPORT_SS_DONE);
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ -(int64_t)pm->message_size,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop(
+ "# bytes discarded by TCP (disconnect)"),
+ pm->message_size,
+ GNUNET_NO);
+ GNUNET_CONTAINER_DLL_remove(session->pending_messages_head,
+ session->pending_messages_tail,
+ pm);
+ GNUNET_assert(0 < session->msgs_in_queue);
+ session->msgs_in_queue--;
+ GNUNET_assert(pm->message_size <= session->bytes_in_queue);
+ session->bytes_in_queue -= pm->message_size;
+ if (NULL != pm->transmit_cont)
+ pm->transmit_cont(pm->transmit_cont_cls,
+ &session->target,
+ GNUNET_SYSERR,
+ pm->message_size,
+ 0);
+ GNUNET_free(pm);
+ }
+ GNUNET_assert(0 == session->msgs_in_queue);
+ GNUNET_assert(0 == session->bytes_in_queue);
+ notify_session_monitor(session->plugin, session, GNUNET_TRANSPORT_SS_DONE);
if (NULL != session->receive_delay_task)
- {
- GNUNET_SCHEDULER_cancel (session->receive_delay_task);
- session->receive_delay_task = NULL;
- }
+ {
+ GNUNET_SCHEDULER_cancel(session->receive_delay_task);
+ session->receive_delay_task = NULL;
+ }
if (NULL != session->client)
- {
- GNUNET_SERVER_client_disconnect (session->client);
- session->client = NULL;
- }
- GNUNET_HELLO_address_free (session->address);
- GNUNET_assert (NULL == session->transmit_handle);
- GNUNET_free (session);
+ {
+ GNUNET_SERVER_client_disconnect(session->client);
+ session->client = NULL;
+ }
+ GNUNET_HELLO_address_free(session->address);
+ GNUNET_assert(NULL == session->transmit_handle);
+ GNUNET_free(session);
return GNUNET_OK;
}
* @return keepalive factor
*/
static unsigned int
-tcp_plugin_query_keepalive_factor (void *cls)
+tcp_plugin_query_keepalive_factor(void *cls)
{
return 3;
}
* @param cls the `struct GNUNET_ATS_Session` of the idle session
*/
static void
-session_timeout (void *cls)
+session_timeout(void *cls)
{
struct GNUNET_ATS_Session *s = cls;
struct GNUNET_TIME_Relative left;
s->timeout_task = NULL;
- left = GNUNET_TIME_absolute_get_remaining (s->timeout);
+ left = GNUNET_TIME_absolute_get_remaining(s->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 (s->plugin, s, GNUNET_TRANSPORT_SS_UPDATE);
- s->timeout_task = GNUNET_SCHEDULER_add_delayed (left, &session_timeout, s);
- return;
- }
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Session %p was idle for %s, disconnecting\n",
- s,
- GNUNET_STRINGS_relative_time_to_string (
- GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
- GNUNET_YES));
+ {
+ /* not actually our turn yet, but let's at least update
+ the monitor, it may think we're about to die ... */
+ notify_session_monitor(s->plugin, s, GNUNET_TRANSPORT_SS_UPDATE);
+ s->timeout_task = GNUNET_SCHEDULER_add_delayed(left, &session_timeout, s);
+ return;
+ }
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Session %p was idle for %s, disconnecting\n",
+ s,
+ GNUNET_STRINGS_relative_time_to_string(
+ GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
+ GNUNET_YES));
/* call session destroy function */
- tcp_plugin_disconnect_session (s->plugin, s);
+ tcp_plugin_disconnect_session(s->plugin, s);
}
* @param s session to increment timeout for
*/
static void
-reschedule_session_timeout (struct GNUNET_ATS_Session *s)
+reschedule_session_timeout(struct GNUNET_ATS_Session *s)
{
- GNUNET_assert (NULL != s->timeout_task);
+ GNUNET_assert(NULL != s->timeout_task);
s->timeout =
- GNUNET_TIME_relative_to_absolute (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
+ GNUNET_TIME_relative_to_absolute(GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
}
* @return new session object
*/
static struct GNUNET_ATS_Session *
-create_session (struct Plugin *plugin,
- const struct GNUNET_HELLO_Address *address,
- enum GNUNET_NetworkType scope,
- struct GNUNET_SERVER_Client *client,
- int is_nat)
+create_session(struct Plugin *plugin,
+ const struct GNUNET_HELLO_Address *address,
+ enum GNUNET_NetworkType scope,
+ struct GNUNET_SERVER_Client *client,
+ int is_nat)
{
struct GNUNET_ATS_Session *session;
struct PendingMessage *pm;
if (GNUNET_YES != is_nat)
- GNUNET_assert (NULL != client);
+ GNUNET_assert(NULL != client);
else
- GNUNET_assert (NULL == client);
-
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Creating new session for peer `%s' at address %s\n",
- GNUNET_i2s (&address->peer),
- tcp_plugin_address_to_string (plugin,
- address->address,
- address->address_length));
- session = GNUNET_new (struct GNUNET_ATS_Session);
- session->last_activity = GNUNET_TIME_absolute_get ();
+ GNUNET_assert(NULL == client);
+
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Creating new session for peer `%s' at address %s\n",
+ GNUNET_i2s(&address->peer),
+ tcp_plugin_address_to_string(plugin,
+ address->address,
+ address->address_length));
+ session = GNUNET_new(struct GNUNET_ATS_Session);
+ session->last_activity = GNUNET_TIME_absolute_get();
session->plugin = plugin;
session->is_nat = is_nat;
if (NULL != client)
- {
- session->client = client;
- GNUNET_SERVER_client_set_user_context (client, session);
- }
- session->address = GNUNET_HELLO_address_copy (address);
+ {
+ session->client = client;
+ GNUNET_SERVER_client_set_user_context(client, session);
+ }
+ session->address = GNUNET_HELLO_address_copy(address);
session->target = address->peer;
session->expecting_welcome = GNUNET_YES;
session->scope = scope;
- pm = GNUNET_malloc (sizeof (struct PendingMessage) +
- sizeof (struct WelcomeMessage));
- pm->msg = (const char *) &pm[1];
- pm->message_size = sizeof (struct WelcomeMessage);
- GNUNET_memcpy (&pm[1], &plugin->my_welcome, sizeof (struct WelcomeMessage));
+ pm = GNUNET_malloc(sizeof(struct PendingMessage) +
+ sizeof(struct WelcomeMessage));
+ pm->msg = (const char *)&pm[1];
+ pm->message_size = sizeof(struct WelcomeMessage);
+ GNUNET_memcpy(&pm[1], &plugin->my_welcome, sizeof(struct WelcomeMessage));
pm->timeout = GNUNET_TIME_UNIT_FOREVER_ABS;
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- pm->message_size,
- GNUNET_NO);
- GNUNET_CONTAINER_DLL_insert (session->pending_messages_head,
- session->pending_messages_tail,
- pm);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ pm->message_size,
+ GNUNET_NO);
+ GNUNET_CONTAINER_DLL_insert(session->pending_messages_head,
+ session->pending_messages_tail,
+ pm);
session->msgs_in_queue++;
session->bytes_in_queue += pm->message_size;
session->timeout =
- GNUNET_TIME_relative_to_absolute (GNUNET_CONSTANTS_IDLE_CONNECTION_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);
- notify_session_monitor (session->plugin, session, GNUNET_TRANSPORT_SS_INIT);
+ GNUNET_SCHEDULER_add_delayed(GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
+ &session_timeout,
+ session);
+ notify_session_monitor(session->plugin, session, GNUNET_TRANSPORT_SS_INIT);
if (GNUNET_YES != is_nat)
- {
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# TCP sessions active"),
- 1,
- GNUNET_NO);
- notify_session_monitor (session->plugin, session, GNUNET_TRANSPORT_SS_UP);
- }
+ {
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# TCP sessions active"),
+ 1,
+ GNUNET_NO);
+ notify_session_monitor(session->plugin, session, GNUNET_TRANSPORT_SS_UP);
+ }
else
- {
- notify_session_monitor (session->plugin,
- session,
- GNUNET_TRANSPORT_SS_HANDSHAKE);
- }
+ {
+ notify_session_monitor(session->plugin,
+ session,
+ GNUNET_TRANSPORT_SS_HANDSHAKE);
+ }
return session;
}
* @param session for which session should we do this
*/
static void
-process_pending_messages (struct GNUNET_ATS_Session *session);
+process_pending_messages(struct GNUNET_ATS_Session *session);
/**
* @return number of bytes written to @a buf
*/
static size_t
-do_transmit (void *cls, size_t size, void *buf)
+do_transmit(void *cls, size_t size, void *buf)
{
struct GNUNET_ATS_Session *session = cls;
struct GNUNET_PeerIdentity pid;
session->transmit_handle = NULL;
plugin = session->plugin;
if (NULL == buf)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Timeout trying to transmit to peer `%s', discarding message queue.\n",
- GNUNET_i2s (&session->target));
- /* timeout; cancel all messages that have already expired */
- hd = NULL;
- tl = NULL;
- ret = 0;
- now = GNUNET_TIME_absolute_get ();
- while ((NULL != (pos = session->pending_messages_head)) &&
- (pos->timeout.abs_value_us <= now.abs_value_us))
- {
- GNUNET_CONTAINER_DLL_remove (session->pending_messages_head,
- session->pending_messages_tail,
- pos);
- GNUNET_assert (0 < session->msgs_in_queue);
- session->msgs_in_queue--;
- GNUNET_assert (pos->message_size <= session->bytes_in_queue);
- session->bytes_in_queue -= pos->message_size;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to transmit %u byte message to `%s'.\n",
- pos->message_size,
- GNUNET_i2s (&session->target));
- ret += pos->message_size;
- GNUNET_CONTAINER_DLL_insert_after (hd, tl, tl, pos);
- }
- /* do this call before callbacks (so that if callbacks destroy
- * session, they have a chance to cancel actions done by this
- * call) */
- process_pending_messages (session);
- pid = session->target;
- /* no do callbacks and do not use session again since
- * the callbacks may abort the session */
- while (NULL != (pos = hd))
- {
- GNUNET_CONTAINER_DLL_remove (hd, tl, pos);
- if (NULL != pos->transmit_cont)
- pos->transmit_cont (pos->transmit_cont_cls,
- &pid,
- GNUNET_SYSERR,
- pos->message_size,
- 0);
- GNUNET_free (pos);
- }
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- -(int64_t) ret,
- GNUNET_NO);
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop (
- "# bytes discarded by TCP (timeout)"),
- ret,
- GNUNET_NO);
- if (0 < ret)
- notify_session_monitor (session->plugin,
- session,
- GNUNET_TRANSPORT_SS_UPDATE);
- return 0;
- }
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Timeout trying to transmit to peer `%s', discarding message queue.\n",
+ GNUNET_i2s(&session->target));
+ /* timeout; cancel all messages that have already expired */
+ hd = NULL;
+ tl = NULL;
+ ret = 0;
+ now = GNUNET_TIME_absolute_get();
+ while ((NULL != (pos = session->pending_messages_head)) &&
+ (pos->timeout.abs_value_us <= now.abs_value_us))
+ {
+ GNUNET_CONTAINER_DLL_remove(session->pending_messages_head,
+ session->pending_messages_tail,
+ pos);
+ GNUNET_assert(0 < session->msgs_in_queue);
+ session->msgs_in_queue--;
+ GNUNET_assert(pos->message_size <= session->bytes_in_queue);
+ session->bytes_in_queue -= pos->message_size;
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Failed to transmit %u byte message to `%s'.\n",
+ pos->message_size,
+ GNUNET_i2s(&session->target));
+ ret += pos->message_size;
+ GNUNET_CONTAINER_DLL_insert_after(hd, tl, tl, pos);
+ }
+ /* do this call before callbacks (so that if callbacks destroy
+ * session, they have a chance to cancel actions done by this
+ * call) */
+ process_pending_messages(session);
+ pid = session->target;
+ /* no do callbacks and do not use session again since
+ * the callbacks may abort the session */
+ while (NULL != (pos = hd))
+ {
+ GNUNET_CONTAINER_DLL_remove(hd, tl, pos);
+ if (NULL != pos->transmit_cont)
+ pos->transmit_cont(pos->transmit_cont_cls,
+ &pid,
+ GNUNET_SYSERR,
+ pos->message_size,
+ 0);
+ GNUNET_free(pos);
+ }
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ -(int64_t)ret,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop(
+ "# bytes discarded by TCP (timeout)"),
+ ret,
+ GNUNET_NO);
+ if (0 < ret)
+ notify_session_monitor(session->plugin,
+ session,
+ GNUNET_TRANSPORT_SS_UPDATE);
+ return 0;
+ }
/* copy all pending messages that would fit */
ret = 0;
cbuf = buf;
hd = NULL;
tl = NULL;
while (NULL != (pos = session->pending_messages_head))
- {
- if (ret + pos->message_size > size)
- break;
- GNUNET_CONTAINER_DLL_remove (session->pending_messages_head,
- session->pending_messages_tail,
- pos);
- GNUNET_assert (0 < session->msgs_in_queue);
- session->msgs_in_queue--;
- GNUNET_assert (pos->message_size <= session->bytes_in_queue);
- session->bytes_in_queue -= pos->message_size;
- GNUNET_assert (size >= pos->message_size);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Transmitting message of type %u size %u to peer %s at %s\n",
- ntohs (((struct GNUNET_MessageHeader *) pos->msg)->type),
- pos->message_size,
- GNUNET_i2s (&session->target),
- tcp_plugin_address_to_string (session->plugin,
+ {
+ if (ret + pos->message_size > size)
+ break;
+ GNUNET_CONTAINER_DLL_remove(session->pending_messages_head,
+ session->pending_messages_tail,
+ pos);
+ GNUNET_assert(0 < session->msgs_in_queue);
+ session->msgs_in_queue--;
+ GNUNET_assert(pos->message_size <= session->bytes_in_queue);
+ session->bytes_in_queue -= pos->message_size;
+ GNUNET_assert(size >= pos->message_size);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Transmitting message of type %u size %u to peer %s at %s\n",
+ ntohs(((struct GNUNET_MessageHeader *)pos->msg)->type),
+ pos->message_size,
+ GNUNET_i2s(&session->target),
+ tcp_plugin_address_to_string(session->plugin,
session->address->address,
session->address->address_length));
- /* FIXME: this GNUNET_memcpy can be up to 7% of our total runtime */
- GNUNET_memcpy (cbuf, pos->msg, pos->message_size);
- cbuf += pos->message_size;
- ret += pos->message_size;
- size -= pos->message_size;
- GNUNET_CONTAINER_DLL_insert_tail (hd, tl, pos);
- }
- notify_session_monitor (session->plugin, session, GNUNET_TRANSPORT_SS_UPDATE);
+ /* FIXME: this GNUNET_memcpy can be up to 7% of our total runtime */
+ GNUNET_memcpy(cbuf, pos->msg, pos->message_size);
+ cbuf += pos->message_size;
+ ret += pos->message_size;
+ size -= pos->message_size;
+ GNUNET_CONTAINER_DLL_insert_tail(hd, tl, pos);
+ }
+ notify_session_monitor(session->plugin, session, GNUNET_TRANSPORT_SS_UPDATE);
/* schedule 'continuation' before callbacks so that callbacks that
* cancel everything don't cause us to use a session that no longer
* exists... */
- process_pending_messages (session);
- session->last_activity = GNUNET_TIME_absolute_get ();
+ process_pending_messages(session);
+ session->last_activity = GNUNET_TIME_absolute_get();
pid = session->target;
/* we'll now call callbacks that may cancel the session; hence
* we should not use 'session' after this point */
while (NULL != (pos = hd))
- {
- GNUNET_CONTAINER_DLL_remove (hd, tl, pos);
- if (NULL != pos->transmit_cont)
- pos->transmit_cont (pos->transmit_cont_cls,
- &pid,
- GNUNET_OK,
- pos->message_size,
- pos->message_size); /* FIXME: include TCP overhead */
- GNUNET_free (pos);
- }
- GNUNET_assert (NULL == hd);
- GNUNET_assert (NULL == tl);
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- -(int64_t) ret,
- GNUNET_NO);
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes transmitted via TCP"),
- ret,
- GNUNET_NO);
- return ret;
-}
+ {
+ GNUNET_CONTAINER_DLL_remove(hd, tl, pos);
+ if (NULL != pos->transmit_cont)
+ pos->transmit_cont(pos->transmit_cont_cls,
+ &pid,
+ GNUNET_OK,
+ pos->message_size,
+ pos->message_size); /* FIXME: include TCP overhead */
+ GNUNET_free(pos);
+ }
+ GNUNET_assert(NULL == hd);
+ GNUNET_assert(NULL == tl);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ -(int64_t)ret,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes transmitted via TCP"),
+ ret,
+ GNUNET_NO);
+ return ret;
+}
/**
* @param session for which session should we do this
*/
static void
-process_pending_messages (struct GNUNET_ATS_Session *session)
+process_pending_messages(struct GNUNET_ATS_Session *session)
{
struct PendingMessage *pm;
- GNUNET_assert (NULL != session->client);
+ GNUNET_assert(NULL != session->client);
if (NULL != session->transmit_handle)
return;
if (NULL == (pm = session->pending_messages_head))
return;
session->transmit_handle =
- GNUNET_SERVER_notify_transmit_ready (session->client,
- pm->message_size,
- GNUNET_TIME_absolute_get_remaining (
- pm->timeout),
- &do_transmit,
- session);
+ GNUNET_SERVER_notify_transmit_ready(session->client,
+ pm->message_size,
+ GNUNET_TIME_absolute_get_remaining(
+ pm->timeout),
+ &do_transmit,
+ session);
}
* and does NOT mean that the message was not transmitted (DV)
*/
static ssize_t
-tcp_plugin_send (void *cls,
- struct GNUNET_ATS_Session *session,
- const char *msgbuf,
- size_t msgbuf_size,
- unsigned int priority,
- struct GNUNET_TIME_Relative to,
- GNUNET_TRANSPORT_TransmitContinuation cont,
- void *cont_cls)
+tcp_plugin_send(void *cls,
+ struct GNUNET_ATS_Session *session,
+ const char *msgbuf,
+ size_t msgbuf_size,
+ unsigned int priority,
+ struct GNUNET_TIME_Relative to,
+ GNUNET_TRANSPORT_TransmitContinuation cont,
+ void *cont_cls)
{
struct Plugin *plugin = cls;
struct PendingMessage *pm;
/* create new message entry */
- pm = GNUNET_malloc (sizeof (struct PendingMessage) + msgbuf_size);
- pm->msg = (const char *) &pm[1];
- GNUNET_memcpy (&pm[1], msgbuf, msgbuf_size);
+ pm = GNUNET_malloc(sizeof(struct PendingMessage) + msgbuf_size);
+ pm->msg = (const char *)&pm[1];
+ GNUNET_memcpy(&pm[1], msgbuf, msgbuf_size);
pm->message_size = msgbuf_size;
- pm->timeout = GNUNET_TIME_relative_to_absolute (to);
+ pm->timeout = GNUNET_TIME_relative_to_absolute(to);
pm->transmit_cont = cont;
pm->transmit_cont_cls = cont_cls;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to transmit %u bytes to `%s', added message to list.\n",
- msgbuf_size,
- GNUNET_i2s (&session->target));
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Asked to transmit %u bytes to `%s', added message to list.\n",
+ msgbuf_size,
+ GNUNET_i2s(&session->target));
if (GNUNET_YES ==
- GNUNET_CONTAINER_multipeermap_contains_value (plugin->sessionmap,
- &session->target,
- session))
- {
- GNUNET_assert (NULL != session->client);
- GNUNET_SERVER_client_set_timeout (session->client,
- GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- msgbuf_size,
- GNUNET_NO);
-
- /* append pm to pending_messages list */
- GNUNET_CONTAINER_DLL_insert_tail (session->pending_messages_head,
- session->pending_messages_tail,
- pm);
- notify_session_monitor (session->plugin,
- session,
- GNUNET_TRANSPORT_SS_UPDATE);
- session->msgs_in_queue++;
- session->bytes_in_queue += pm->message_size;
- process_pending_messages (session);
- return msgbuf_size;
- }
+ GNUNET_CONTAINER_multipeermap_contains_value(plugin->sessionmap,
+ &session->target,
+ session))
+ {
+ GNUNET_assert(NULL != session->client);
+ GNUNET_SERVER_client_set_timeout(session->client,
+ GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ msgbuf_size,
+ GNUNET_NO);
+
+ /* append pm to pending_messages list */
+ GNUNET_CONTAINER_DLL_insert_tail(session->pending_messages_head,
+ session->pending_messages_tail,
+ pm);
+ notify_session_monitor(session->plugin,
+ session,
+ GNUNET_TRANSPORT_SS_UPDATE);
+ session->msgs_in_queue++;
+ session->bytes_in_queue += pm->message_size;
+ process_pending_messages(session);
+ return msgbuf_size;
+ }
if (GNUNET_YES ==
- GNUNET_CONTAINER_multipeermap_contains_value (plugin->nat_wait_conns,
- &session->target,
- session))
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "This NAT WAIT session for peer `%s' is not yet ready!\n",
- GNUNET_i2s (&session->target));
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes currently in TCP buffers"),
- msgbuf_size,
- GNUNET_NO);
- /* append pm to pending_messages list */
- GNUNET_CONTAINER_DLL_insert_tail (session->pending_messages_head,
- session->pending_messages_tail,
- pm);
- session->msgs_in_queue++;
- session->bytes_in_queue += pm->message_size;
- notify_session_monitor (session->plugin,
- session,
- GNUNET_TRANSPORT_SS_HANDSHAKE);
- return msgbuf_size;
- }
- LOG (GNUNET_ERROR_TYPE_ERROR, "Invalid session %p\n", session);
+ GNUNET_CONTAINER_multipeermap_contains_value(plugin->nat_wait_conns,
+ &session->target,
+ session))
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "This NAT WAIT session for peer `%s' is not yet ready!\n",
+ GNUNET_i2s(&session->target));
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes currently in TCP buffers"),
+ msgbuf_size,
+ GNUNET_NO);
+ /* append pm to pending_messages list */
+ GNUNET_CONTAINER_DLL_insert_tail(session->pending_messages_head,
+ session->pending_messages_tail,
+ pm);
+ session->msgs_in_queue++;
+ session->bytes_in_queue += pm->message_size;
+ notify_session_monitor(session->plugin,
+ session,
+ GNUNET_TRANSPORT_SS_HANDSHAKE);
+ return msgbuf_size;
+ }
+ LOG(GNUNET_ERROR_TYPE_ERROR, "Invalid session %p\n", session);
if (NULL != cont)
- cont (cont_cls, &session->target, GNUNET_SYSERR, pm->message_size, 0);
- GNUNET_break (0);
- GNUNET_free (pm);
+ cont(cont_cls, &session->target, GNUNET_SYSERR, pm->message_size, 0);
+ GNUNET_break(0);
+ GNUNET_free(pm);
return GNUNET_SYSERR; /* session does not exist here */
}
/**
* Closure for #session_lookup_it().
*/
-struct GNUNET_ATS_SessionItCtx
-{
+struct GNUNET_ATS_SessionItCtx {
/**
* Address we are looking for.
*/
* @return #GNUNET_YES to continue looking, #GNUNET_NO if we found the session
*/
static int
-session_lookup_it (void *cls,
- const struct GNUNET_PeerIdentity *key,
- void *value)
+session_lookup_it(void *cls,
+ const struct GNUNET_PeerIdentity *key,
+ void *value)
{
struct GNUNET_ATS_SessionItCtx *si_ctx = cls;
struct GNUNET_ATS_Session *session = value;
- if (0 != GNUNET_HELLO_address_cmp (si_ctx->address, session->address))
+ if (0 != GNUNET_HELLO_address_cmp(si_ctx->address, session->address))
return GNUNET_YES;
si_ctx->result = session;
return GNUNET_NO;
* @param cls the `struct GNUNET_ATS_Session`
*/
static void
-nat_connect_timeout (void *cls)
+nat_connect_timeout(void *cls)
{
struct GNUNET_ATS_Session *session = cls;
session->nat_connection_timeout = NULL;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "NAT WAIT connection to `%4s' at `%s' could not be established, removing session\n",
- GNUNET_i2s (&session->target),
- tcp_plugin_address_to_string (session->plugin,
- session->address->address,
- session->address->address_length));
- tcp_plugin_disconnect_session (session->plugin, session);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "NAT WAIT connection to `%4s' at `%s' could not be established, removing session\n",
+ GNUNET_i2s(&session->target),
+ tcp_plugin_address_to_string(session->plugin,
+ session->address->address,
+ session->address->address_length));
+ tcp_plugin_disconnect_session(session->plugin, session);
}
* @param session which session is being updated
*/
static void
-tcp_plugin_update_session_timeout (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- struct GNUNET_ATS_Session *session)
+tcp_plugin_update_session_timeout(void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ struct GNUNET_ATS_Session *session)
{
- reschedule_session_timeout (session);
+ reschedule_session_timeout(session);
}
* @param cls the `struct GNUNET_ATS_Session *`
*/
static void
-delayed_done (void *cls)
+delayed_done(void *cls)
{
struct GNUNET_ATS_Session *session = cls;
session->receive_delay_task = NULL;
- reschedule_session_timeout (session);
- GNUNET_SERVER_receive_done (session->client, GNUNET_OK);
+ reschedule_session_timeout(session);
+ GNUNET_SERVER_receive_done(session->client, GNUNET_OK);
}
* @param delay new delay to use for receiving
*/
static void
-tcp_plugin_update_inbound_delay (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- struct GNUNET_ATS_Session *session,
- struct GNUNET_TIME_Relative delay)
+tcp_plugin_update_inbound_delay(void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ struct GNUNET_ATS_Session *session,
+ struct GNUNET_TIME_Relative delay)
{
if (NULL == session->receive_delay_task)
return;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "New inbound delay %s\n",
- GNUNET_STRINGS_relative_time_to_string (delay, GNUNET_NO));
- session->receive_delay = GNUNET_TIME_relative_to_absolute (delay);
- GNUNET_SCHEDULER_cancel (session->receive_delay_task);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "New inbound delay %s\n",
+ GNUNET_STRINGS_relative_time_to_string(delay, GNUNET_NO));
+ session->receive_delay = GNUNET_TIME_relative_to_absolute(delay);
+ GNUNET_SCHEDULER_cancel(session->receive_delay_task);
session->receive_delay_task =
- GNUNET_SCHEDULER_add_delayed (delay, &delayed_done, session);
+ GNUNET_SCHEDULER_add_delayed(delay, &delayed_done, session);
}
* @return the session if the address is valid, NULL otherwise
*/
static struct GNUNET_ATS_Session *
-tcp_plugin_get_session (void *cls, const struct GNUNET_HELLO_Address *address)
+tcp_plugin_get_session(void *cls, const struct GNUNET_HELLO_Address *address)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session = NULL;
enum GNUNET_NetworkType net_type;
unsigned int is_natd = GNUNET_NO;
size_t addrlen;
+
#ifdef TCP_STEALTH
struct GNUNET_NETWORK_Handle *s;
#endif
addrlen = address->address_length;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Trying to get session for `%s' address of peer `%s'\n",
- tcp_plugin_address_to_string (plugin,
- address->address,
- address->address_length),
- GNUNET_i2s (&address->peer));
-
- if (GNUNET_HELLO_address_check_option (address,
- GNUNET_HELLO_ADDRESS_INFO_INBOUND))
- {
- GNUNET_break (0);
- return NULL;
- }
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Trying to get session for `%s' address of peer `%s'\n",
+ tcp_plugin_address_to_string(plugin,
+ address->address,
+ address->address_length),
+ GNUNET_i2s(&address->peer));
+
+ if (GNUNET_HELLO_address_check_option(address,
+ GNUNET_HELLO_ADDRESS_INFO_INBOUND))
+ {
+ GNUNET_break(0);
+ return NULL;
+ }
/* look for existing session */
- if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_contains (plugin->sessionmap,
- &address->peer))
- {
- struct GNUNET_ATS_SessionItCtx si_ctx;
-
- si_ctx.address = address;
- si_ctx.result = NULL;
- GNUNET_CONTAINER_multipeermap_get_multiple (plugin->sessionmap,
- &address->peer,
- &session_lookup_it,
- &si_ctx);
- if (NULL != si_ctx.result)
- {
- session = si_ctx.result;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Found existing session for `%s' address `%s'\n",
- GNUNET_i2s (&address->peer),
- tcp_plugin_address_to_string (plugin,
- address->address,
- address->address_length));
- return session;
- }
- /* This is a bit of a hack, limiting TCP to never allow more than
- one TCP connection to any given peer at the same time.
- Without this, peers sometimes disagree about which of the TCP
- connections they should use, causing one side to believe that
- they transmit successfully, while the other receives nothing. */
- return NULL; /* Refuse to have more than one TCP connection per
- peer pair at the same time. */
- }
+ if (GNUNET_YES == GNUNET_CONTAINER_multipeermap_contains(plugin->sessionmap,
+ &address->peer))
+ {
+ struct GNUNET_ATS_SessionItCtx si_ctx;
+
+ si_ctx.address = address;
+ si_ctx.result = NULL;
+ GNUNET_CONTAINER_multipeermap_get_multiple(plugin->sessionmap,
+ &address->peer,
+ &session_lookup_it,
+ &si_ctx);
+ if (NULL != si_ctx.result)
+ {
+ session = si_ctx.result;
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Found existing session for `%s' address `%s'\n",
+ GNUNET_i2s(&address->peer),
+ tcp_plugin_address_to_string(plugin,
+ address->address,
+ address->address_length));
+ return session;
+ }
+ /* This is a bit of a hack, limiting TCP to never allow more than
+ one TCP connection to any given peer at the same time.
+ Without this, peers sometimes disagree about which of the TCP
+ connections they should use, causing one side to believe that
+ they transmit successfully, while the other receives nothing. */
+ return NULL; /* Refuse to have more than one TCP connection per
+ peer pair at the same time. */
+ }
- if (addrlen == sizeof (struct IPv6TcpAddress))
- {
- GNUNET_assert (NULL != address->address); /* make static analysis happy */
- t6 = address->address;
- options = t6->options;
- af = AF_INET6;
- memset (&a6, 0, sizeof (a6));
+ if (addrlen == sizeof(struct IPv6TcpAddress))
+ {
+ GNUNET_assert(NULL != address->address); /* make static analysis happy */
+ t6 = address->address;
+ options = t6->options;
+ af = AF_INET6;
+ memset(&a6, 0, sizeof(a6));
#if HAVE_SOCKADDR_IN_SIN_LEN
- a6.sin6_len = sizeof (a6);
+ a6.sin6_len = sizeof(a6);
#endif
- a6.sin6_family = AF_INET6;
- a6.sin6_port = t6->t6_port;
- if (t6->t6_port == 0)
- is_natd = GNUNET_YES;
- GNUNET_memcpy (&a6.sin6_addr, &t6->ipv6_addr, sizeof (struct in6_addr));
- sb = &a6;
- sbs = sizeof (a6);
- }
- else if (addrlen == sizeof (struct IPv4TcpAddress))
- {
- GNUNET_assert (NULL != address->address); /* make static analysis happy */
- t4 = address->address;
- options = t4->options;
- af = AF_INET;
- memset (&a4, 0, sizeof (a4));
+ a6.sin6_family = AF_INET6;
+ a6.sin6_port = t6->t6_port;
+ if (t6->t6_port == 0)
+ is_natd = GNUNET_YES;
+ GNUNET_memcpy(&a6.sin6_addr, &t6->ipv6_addr, sizeof(struct in6_addr));
+ sb = &a6;
+ sbs = sizeof(a6);
+ }
+ else if (addrlen == sizeof(struct IPv4TcpAddress))
+ {
+ GNUNET_assert(NULL != address->address); /* make static analysis happy */
+ t4 = address->address;
+ options = t4->options;
+ af = AF_INET;
+ memset(&a4, 0, sizeof(a4));
#if HAVE_SOCKADDR_IN_SIN_LEN
- a4.sin_len = sizeof (a4);
+ a4.sin_len = sizeof(a4);
#endif
- a4.sin_family = AF_INET;
- a4.sin_port = t4->t4_port;
- if (t4->t4_port == 0)
- is_natd = GNUNET_YES;
- a4.sin_addr.s_addr = t4->ipv4_addr;
- sb = &a4;
- sbs = sizeof (a4);
- }
+ a4.sin_family = AF_INET;
+ a4.sin_port = t4->t4_port;
+ if (t4->t4_port == 0)
+ is_natd = GNUNET_YES;
+ a4.sin_addr.s_addr = t4->ipv4_addr;
+ sb = &a4;
+ sbs = sizeof(a4);
+ }
else
- {
- GNUNET_STATISTICS_update (
- plugin->env->stats,
- gettext_noop ("# requests to create session with invalid address"),
- 1,
- GNUNET_NO);
- return NULL;
- }
+ {
+ GNUNET_STATISTICS_update(
+ plugin->env->stats,
+ gettext_noop("# requests to create session with invalid address"),
+ 1,
+ GNUNET_NO);
+ return NULL;
+ }
- net_type = plugin->env->get_address_type (plugin->env->cls, sb, sbs);
- GNUNET_break (net_type != GNUNET_NT_UNSPECIFIED);
+ net_type = plugin->env->get_address_type(plugin->env->cls, sb, sbs);
+ GNUNET_break(net_type != GNUNET_NT_UNSPECIFIED);
- if ((is_natd == GNUNET_YES) && (addrlen == sizeof (struct IPv6TcpAddress)))
- {
- /* NAT client only works with IPv4 addresses */
- return NULL;
- }
+ if ((is_natd == GNUNET_YES) && (addrlen == sizeof(struct IPv6TcpAddress)))
+ {
+ /* NAT client only works with IPv4 addresses */
+ return NULL;
+ }
if (plugin->cur_connections >= plugin->max_connections)
- {
- /* saturated */
- return NULL;
- }
+ {
+ /* saturated */
+ return NULL;
+ }
if ((is_natd == GNUNET_YES) &&
(GNUNET_YES ==
- GNUNET_CONTAINER_multipeermap_contains (plugin->nat_wait_conns,
- &address->peer)))
- {
- /* Only do one NAT punch attempt per peer identity */
- return NULL;
- }
+ GNUNET_CONTAINER_multipeermap_contains(plugin->nat_wait_conns,
+ &address->peer)))
+ {
+ /* Only do one NAT punch attempt per peer identity */
+ return NULL;
+ }
if ((is_natd == GNUNET_YES) && (NULL != plugin->nat) &&
(GNUNET_NO ==
- GNUNET_CONTAINER_multipeermap_contains (plugin->nat_wait_conns,
- &address->peer)))
- {
- struct sockaddr_in local_sa;
-
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Found valid IPv4 NAT address (creating session)!\n");
- session = create_session (plugin, address, net_type, NULL, GNUNET_YES);
- session->nat_connection_timeout =
- GNUNET_SCHEDULER_add_delayed (NAT_TIMEOUT, &nat_connect_timeout, session);
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CONTAINER_multipeermap_put (
- plugin->nat_wait_conns,
- &session->target,
- session,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
-
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Created NAT WAIT connection to `%s' at `%s'\n",
- GNUNET_i2s (&session->target),
- GNUNET_a2s (sb, sbs));
- memset (&local_sa, 0, sizeof (local_sa));
- local_sa.sin_family = AF_INET;
- local_sa.sin_port = htons (plugin->open_port);
- /* We leave sin_address at 0, let the kernel figure it out,
- even if our bind() is more specific. (May want to reconsider
- later.) */
- if (GNUNET_OK == GNUNET_NAT_request_reversal (plugin->nat, &local_sa, &a4))
- return session;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Running NAT client for `%s' at `%s' failed\n",
- GNUNET_i2s (&session->target),
- GNUNET_a2s (sb, sbs));
- tcp_plugin_disconnect_session (plugin, session);
- return NULL;
- }
+ GNUNET_CONTAINER_multipeermap_contains(plugin->nat_wait_conns,
+ &address->peer)))
+ {
+ struct sockaddr_in local_sa;
+
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Found valid IPv4 NAT address (creating session)!\n");
+ session = create_session(plugin, address, net_type, NULL, GNUNET_YES);
+ session->nat_connection_timeout =
+ GNUNET_SCHEDULER_add_delayed(NAT_TIMEOUT, &nat_connect_timeout, session);
+ GNUNET_assert(GNUNET_OK ==
+ GNUNET_CONTAINER_multipeermap_put(
+ plugin->nat_wait_conns,
+ &session->target,
+ session,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
+
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Created NAT WAIT connection to `%s' at `%s'\n",
+ GNUNET_i2s(&session->target),
+ GNUNET_a2s(sb, sbs));
+ memset(&local_sa, 0, sizeof(local_sa));
+ local_sa.sin_family = AF_INET;
+ local_sa.sin_port = htons(plugin->open_port);
+ /* We leave sin_address at 0, let the kernel figure it out,
+ even if our bind() is more specific. (May want to reconsider
+ later.) */
+ if (GNUNET_OK == GNUNET_NAT_request_reversal(plugin->nat, &local_sa, &a4))
+ return session;
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Running NAT client for `%s' at `%s' failed\n",
+ GNUNET_i2s(&session->target),
+ GNUNET_a2s(sb, sbs));
+ tcp_plugin_disconnect_session(plugin, session);
+ return NULL;
+ }
/* create new outbound session */
if (0 != (options & TCP_OPTIONS_TCP_STEALTH))
- {
-#ifdef TCP_STEALTH
- s = GNUNET_NETWORK_socket_create (af, SOCK_STREAM, 0);
- if (NULL == s)
{
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
- "socket");
- sa = NULL;
- }
- else
- {
- if ((GNUNET_OK !=
- GNUNET_NETWORK_socket_setsockopt (s,
- IPPROTO_TCP,
- TCP_STEALTH,
- &session->target,
- sizeof (
- struct GNUNET_PeerIdentity))) ||
- (GNUNET_OK !=
- GNUNET_NETWORK_socket_setsockopt (s,
- IPPROTO_TCP,
- TCP_STEALTH_INTEGRITY,
- &plugin->my_welcome,
- sizeof (struct WelcomeMessage))))
- {
- /* TCP STEALTH not supported by kernel */
- GNUNET_break (GNUNET_OK == GNUNET_NETWORK_socket_close (s));
- sa = NULL;
- }
+#ifdef TCP_STEALTH
+ s = GNUNET_NETWORK_socket_create(af, SOCK_STREAM, 0);
+ if (NULL == s)
+ {
+ GNUNET_log_strerror(GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
+ "socket");
+ sa = NULL;
+ }
else
- {
- sa = GNUNET_CONNECTION_connect_socket (s, sb, sbs);
- }
- }
+ {
+ if ((GNUNET_OK !=
+ GNUNET_NETWORK_socket_setsockopt(s,
+ IPPROTO_TCP,
+ TCP_STEALTH,
+ &session->target,
+ sizeof(
+ struct GNUNET_PeerIdentity))) ||
+ (GNUNET_OK !=
+ GNUNET_NETWORK_socket_setsockopt(s,
+ IPPROTO_TCP,
+ TCP_STEALTH_INTEGRITY,
+ &plugin->my_welcome,
+ sizeof(struct WelcomeMessage))))
+ {
+ /* TCP STEALTH not supported by kernel */
+ GNUNET_break(GNUNET_OK == GNUNET_NETWORK_socket_close(s));
+ sa = NULL;
+ }
+ else
+ {
+ sa = GNUNET_CONNECTION_connect_socket(s, sb, sbs);
+ }
+ }
#else
- sa = NULL;
+ sa = NULL;
#endif
- }
+ }
else
- {
- sa = GNUNET_CONNECTION_create_from_sockaddr (af, sb, sbs);
- }
+ {
+ sa = GNUNET_CONNECTION_create_from_sockaddr(af, sb, sbs);
+ }
if (NULL == sa)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to create connection to `%s' at `%s'\n",
- GNUNET_i2s (&address->peer),
- GNUNET_a2s (sb, sbs));
- return NULL;
- }
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to transmit to `%s', creating fresh session using address `%s'.\n",
- GNUNET_i2s (&address->peer),
- GNUNET_a2s (sb, sbs));
-
- session = create_session (plugin,
- address,
- net_type,
- GNUNET_SERVER_connect_socket (plugin->server, sa),
- GNUNET_NO);
- (void) GNUNET_CONTAINER_multipeermap_put (
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Failed to create connection to `%s' at `%s'\n",
+ GNUNET_i2s(&address->peer),
+ GNUNET_a2s(sb, sbs));
+ return NULL;
+ }
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Asked to transmit to `%s', creating fresh session using address `%s'.\n",
+ GNUNET_i2s(&address->peer),
+ GNUNET_a2s(sb, sbs));
+
+ session = create_session(plugin,
+ address,
+ net_type,
+ GNUNET_SERVER_connect_socket(plugin->server, sa),
+ GNUNET_NO);
+ (void)GNUNET_CONTAINER_multipeermap_put(
plugin->sessionmap,
&session->target,
session,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
/* Send TCP Welcome */
- process_pending_messages (session);
+ process_pending_messages(session);
return session;
}
* @return #GNUNET_YES (continue to iterate)
*/
static int
-session_disconnect_it (void *cls,
- const struct GNUNET_PeerIdentity *key,
- void *value)
+session_disconnect_it(void *cls,
+ const struct GNUNET_PeerIdentity *key,
+ void *value)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session = value;
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop (
- "# transport-service disconnect requests for TCP"),
- 1,
- GNUNET_NO);
- tcp_plugin_disconnect_session (plugin, session);
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop(
+ "# transport-service disconnect requests for TCP"),
+ 1,
+ GNUNET_NO);
+ tcp_plugin_disconnect_session(plugin, session);
return GNUNET_YES;
}
* to be cancelled
*/
static void
-tcp_plugin_disconnect (void *cls, const struct GNUNET_PeerIdentity *target)
+tcp_plugin_disconnect(void *cls, const struct GNUNET_PeerIdentity *target)
{
struct Plugin *plugin = cls;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Disconnecting peer `%s'\n",
- GNUNET_i2s (target));
- GNUNET_CONTAINER_multipeermap_get_multiple (plugin->sessionmap,
- target,
- &session_disconnect_it,
- plugin);
- GNUNET_CONTAINER_multipeermap_get_multiple (plugin->nat_wait_conns,
- target,
- &session_disconnect_it,
- plugin);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Disconnecting peer `%s'\n",
+ GNUNET_i2s(target));
+ GNUNET_CONTAINER_multipeermap_get_multiple(plugin->sessionmap,
+ target,
+ &session_disconnect_it,
+ plugin);
+ GNUNET_CONTAINER_multipeermap_get_multiple(plugin->nat_wait_conns,
+ target,
+ &session_disconnect_it,
+ plugin);
}
* @param hostname hostname part of the address
*/
static void
-append_port (void *cls, const char *hostname)
+append_port(void *cls, const char *hostname)
{
struct PrettyPrinterContext *ppc = cls;
struct Plugin *plugin = ppc->plugin;
char *ret;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "append_port called with hostname `%s'\n",
- hostname);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "append_port called with hostname `%s'\n",
+ hostname);
if (NULL == hostname)
- {
- /* Final call, done */
- ppc->resolver_handle = NULL;
- GNUNET_CONTAINER_DLL_remove (plugin->ppc_dll_head,
- plugin->ppc_dll_tail,
- ppc);
- ppc->asc (ppc->asc_cls, NULL, GNUNET_OK);
- GNUNET_free (ppc);
- return;
- }
+ {
+ /* Final call, done */
+ ppc->resolver_handle = NULL;
+ GNUNET_CONTAINER_DLL_remove(plugin->ppc_dll_head,
+ plugin->ppc_dll_tail,
+ ppc);
+ ppc->asc(ppc->asc_cls, NULL, GNUNET_OK);
+ GNUNET_free(ppc);
+ return;
+ }
if (GNUNET_YES == ppc->ipv6)
- GNUNET_asprintf (&ret,
- "%s.%u.[%s]:%d",
- PLUGIN_NAME,
- ppc->options,
- hostname,
- ppc->port);
+ GNUNET_asprintf(&ret,
+ "%s.%u.[%s]:%d",
+ PLUGIN_NAME,
+ ppc->options,
+ hostname,
+ ppc->port);
else
- GNUNET_asprintf (&ret,
- "%s.%u.%s:%d",
- PLUGIN_NAME,
- ppc->options,
- hostname,
- ppc->port);
- ppc->asc (ppc->asc_cls, ret, GNUNET_OK);
- GNUNET_free (ret);
+ GNUNET_asprintf(&ret,
+ "%s.%u.%s:%d",
+ PLUGIN_NAME,
+ ppc->options,
+ hostname,
+ ppc->port);
+ ppc->asc(ppc->asc_cls, ret, GNUNET_OK);
+ GNUNET_free(ret);
}
* @param asc_cls closure for @a asc
*/
static void
-tcp_plugin_address_pretty_printer (void *cls,
- const char *type,
- const void *addr,
- size_t addrlen,
- int numeric,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_TRANSPORT_AddressStringCallback asc,
- void *asc_cls)
+tcp_plugin_address_pretty_printer(void *cls,
+ const char *type,
+ const void *addr,
+ size_t addrlen,
+ int numeric,
+ struct GNUNET_TIME_Relative timeout,
+ GNUNET_TRANSPORT_AddressStringCallback asc,
+ void *asc_cls)
{
struct Plugin *plugin = cls;
struct PrettyPrinterContext *ppc;
uint16_t port;
uint32_t options;
- if (sizeof (struct IPv6TcpAddress) == addrlen)
- {
- t6 = addr;
- memset (&a6, 0, sizeof (a6));
- a6.sin6_family = AF_INET6;
- a6.sin6_port = t6->t6_port;
- GNUNET_memcpy (&a6.sin6_addr, &t6->ipv6_addr, sizeof (struct in6_addr));
- port = ntohs (t6->t6_port);
- options = ntohl (t6->options);
- sb = &a6;
- sbs = sizeof (a6);
- }
- else if (sizeof (struct IPv4TcpAddress) == addrlen)
- {
- t4 = addr;
- memset (&a4, 0, sizeof (a4));
- a4.sin_family = AF_INET;
- a4.sin_port = t4->t4_port;
- a4.sin_addr.s_addr = t4->ipv4_addr;
- port = ntohs (t4->t4_port);
- options = ntohl (t4->options);
- sb = &a4;
- sbs = sizeof (a4);
- }
+ if (sizeof(struct IPv6TcpAddress) == addrlen)
+ {
+ t6 = addr;
+ memset(&a6, 0, sizeof(a6));
+ a6.sin6_family = AF_INET6;
+ a6.sin6_port = t6->t6_port;
+ GNUNET_memcpy(&a6.sin6_addr, &t6->ipv6_addr, sizeof(struct in6_addr));
+ port = ntohs(t6->t6_port);
+ options = ntohl(t6->options);
+ sb = &a6;
+ sbs = sizeof(a6);
+ }
+ else if (sizeof(struct IPv4TcpAddress) == addrlen)
+ {
+ t4 = addr;
+ memset(&a4, 0, sizeof(a4));
+ a4.sin_family = AF_INET;
+ a4.sin_port = t4->t4_port;
+ a4.sin_addr.s_addr = t4->ipv4_addr;
+ port = ntohs(t4->t4_port);
+ options = ntohl(t4->options);
+ sb = &a4;
+ sbs = sizeof(a4);
+ }
else
- {
- /* invalid address */
- LOG (GNUNET_ERROR_TYPE_WARNING,
- _ ("Unexpected address length: %u bytes\n"),
- (unsigned int) addrlen);
- asc (asc_cls, NULL, GNUNET_SYSERR);
- asc (asc_cls, NULL, GNUNET_OK);
- return;
- }
- ppc = GNUNET_new (struct PrettyPrinterContext);
+ {
+ /* invalid address */
+ LOG(GNUNET_ERROR_TYPE_WARNING,
+ _("Unexpected address length: %u bytes\n"),
+ (unsigned int)addrlen);
+ asc(asc_cls, NULL, GNUNET_SYSERR);
+ asc(asc_cls, NULL, GNUNET_OK);
+ return;
+ }
+ ppc = GNUNET_new(struct PrettyPrinterContext);
ppc->plugin = plugin;
- if (addrlen == sizeof (struct IPv6TcpAddress))
+ if (addrlen == sizeof(struct IPv6TcpAddress))
ppc->ipv6 = GNUNET_YES;
else
ppc->ipv6 = GNUNET_NO;
ppc->asc_cls = asc_cls;
ppc->port = port;
ppc->options = options;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting DNS reverse lookup\n");
- ppc->resolver_handle = GNUNET_RESOLVER_hostname_get (sb,
- sbs,
- ! numeric,
- timeout,
- &append_port,
- ppc);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Starting DNS reverse lookup\n");
+ ppc->resolver_handle = GNUNET_RESOLVER_hostname_get(sb,
+ sbs,
+ !numeric,
+ timeout,
+ &append_port,
+ ppc);
if (NULL == ppc->resolver_handle)
- {
- GNUNET_break (0);
- GNUNET_free (ppc);
- return;
- }
- GNUNET_CONTAINER_DLL_insert (plugin->ppc_dll_head, plugin->ppc_dll_tail, ppc);
+ {
+ GNUNET_break(0);
+ GNUNET_free(ppc);
+ return;
+ }
+ GNUNET_CONTAINER_DLL_insert(plugin->ppc_dll_head, plugin->ppc_dll_tail, ppc);
}
* and transport, #GNUNET_SYSERR if not
*/
static int
-tcp_plugin_check_address (void *cls, const void *addr, size_t addrlen)
+tcp_plugin_check_address(void *cls, const void *addr, size_t addrlen)
{
struct Plugin *plugin = cls;
const struct IPv4TcpAddress *v4;
const struct IPv6TcpAddress *v6;
- if ((addrlen != sizeof (struct IPv4TcpAddress)) &&
- (addrlen != sizeof (struct IPv6TcpAddress)))
- {
- GNUNET_break_op (0);
- return GNUNET_SYSERR;
- }
-
- if (addrlen == sizeof (struct IPv4TcpAddress))
- {
- struct sockaddr_in s4;
-
- v4 = (const struct IPv4TcpAddress *) addr;
- if (0 != memcmp (&v4->options, &plugin->myoptions, sizeof (uint32_t)))
+ if ((addrlen != sizeof(struct IPv4TcpAddress)) &&
+ (addrlen != sizeof(struct IPv6TcpAddress)))
{
- GNUNET_break (0);
+ GNUNET_break_op(0);
return GNUNET_SYSERR;
}
- memset (&s4, 0, sizeof (s4));
- s4.sin_family = AF_INET;
+
+ if (addrlen == sizeof(struct IPv4TcpAddress))
+ {
+ struct sockaddr_in s4;
+
+ v4 = (const struct IPv4TcpAddress *)addr;
+ if (0 != memcmp(&v4->options, &plugin->myoptions, sizeof(uint32_t)))
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
+ memset(&s4, 0, sizeof(s4));
+ s4.sin_family = AF_INET;
#if HAVE_SOCKADDR_IN_SIN_LEN
- s4.sin_len = sizeof (s4);
+ s4.sin_len = sizeof(s4);
#endif
- s4.sin_port = v4->t4_port;
- s4.sin_addr.s_addr = v4->ipv4_addr;
-
- if (GNUNET_OK !=
- GNUNET_NAT_test_address (plugin->nat, &s4, sizeof (struct sockaddr_in)))
- return GNUNET_SYSERR;
- }
- else
- {
- struct sockaddr_in6 s6;
+ s4.sin_port = v4->t4_port;
+ s4.sin_addr.s_addr = v4->ipv4_addr;
- v6 = (const struct IPv6TcpAddress *) addr;
- if (IN6_IS_ADDR_LINKLOCAL (&v6->ipv6_addr))
- {
- GNUNET_break_op (0);
- return GNUNET_SYSERR;
+ if (GNUNET_OK !=
+ GNUNET_NAT_test_address(plugin->nat, &s4, sizeof(struct sockaddr_in)))
+ return GNUNET_SYSERR;
}
- if (0 != memcmp (&v6->options, &plugin->myoptions, sizeof (uint32_t)))
+ else
{
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
- memset (&s6, 0, sizeof (s6));
- s6.sin6_family = AF_INET6;
+ struct sockaddr_in6 s6;
+
+ v6 = (const struct IPv6TcpAddress *)addr;
+ if (IN6_IS_ADDR_LINKLOCAL(&v6->ipv6_addr))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_SYSERR;
+ }
+ if (0 != memcmp(&v6->options, &plugin->myoptions, sizeof(uint32_t)))
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
+ memset(&s6, 0, sizeof(s6));
+ s6.sin6_family = AF_INET6;
#if HAVE_SOCKADDR_IN_SIN_LEN
- s6.sin6_len = sizeof (s6);
+ s6.sin6_len = sizeof(s6);
#endif
- s6.sin6_port = v6->t6_port;
- s6.sin6_addr = v6->ipv6_addr;
+ s6.sin6_port = v6->t6_port;
+ s6.sin6_addr = v6->ipv6_addr;
- if (GNUNET_OK != GNUNET_NAT_test_address (plugin->nat,
- &s6,
- sizeof (struct sockaddr_in6)))
- return GNUNET_SYSERR;
- }
+ if (GNUNET_OK != GNUNET_NAT_test_address(plugin->nat,
+ &s6,
+ sizeof(struct sockaddr_in6)))
+ return GNUNET_SYSERR;
+ }
return GNUNET_OK;
}
* @param message the actual message
*/
static void
-handle_tcp_nat_probe (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
+handle_tcp_nat_probe(void *cls,
+ struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session;
const struct sockaddr_in *s4;
const struct sockaddr_in6 *s6;
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Received NAT probe\n");
+ LOG(GNUNET_ERROR_TYPE_DEBUG, "Received NAT probe\n");
/* We have received a TCP NAT probe, meaning we (hopefully) initiated
* a connection to this peer by running gnunet-nat-client. This peer
* received the punch message and now wants us to use the new connection
* as the default for that peer. Do so and then send a WELCOME message
* so we can really be connected!
*/
- if (ntohs (message->size) != sizeof (struct TCP_NAT_ProbeMessage))
- {
- GNUNET_break_op (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
+ if (ntohs(message->size) != sizeof(struct TCP_NAT_ProbeMessage))
+ {
+ GNUNET_break_op(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
+ }
- tcp_nat_probe = (const struct TCP_NAT_ProbeMessage *) message;
- if (0 == memcmp (&tcp_nat_probe->clientIdentity,
- plugin->env->my_identity,
- sizeof (struct GNUNET_PeerIdentity)))
- {
- /* refuse connections from ourselves */
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
+ tcp_nat_probe = (const struct TCP_NAT_ProbeMessage *)message;
+ if (0 == memcmp(&tcp_nat_probe->clientIdentity,
+ plugin->env->my_identity,
+ sizeof(struct GNUNET_PeerIdentity)))
+ {
+ /* refuse connections from ourselves */
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
+ }
- session = GNUNET_CONTAINER_multipeermap_get (plugin->nat_wait_conns,
- &tcp_nat_probe->clientIdentity);
+ session = GNUNET_CONTAINER_multipeermap_get(plugin->nat_wait_conns,
+ &tcp_nat_probe->clientIdentity);
if (NULL == session)
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Did NOT find session for NAT probe!\n");
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
- return;
- }
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Found session for NAT probe!\n");
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG, "Did NOT find session for NAT probe!\n");
+ GNUNET_SERVER_receive_done(client, GNUNET_OK);
+ return;
+ }
+ LOG(GNUNET_ERROR_TYPE_DEBUG, "Found session for NAT probe!\n");
if (NULL != session->nat_connection_timeout)
- {
- GNUNET_SCHEDULER_cancel (session->nat_connection_timeout);
- session->nat_connection_timeout = NULL;
- }
+ {
+ GNUNET_SCHEDULER_cancel(session->nat_connection_timeout);
+ session->nat_connection_timeout = NULL;
+ }
- if (GNUNET_OK != GNUNET_SERVER_client_get_address (client, &vaddr, &alen))
- {
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- tcp_plugin_disconnect_session (plugin, session);
- return;
- }
- GNUNET_assert (
+ if (GNUNET_OK != GNUNET_SERVER_client_get_address(client, &vaddr, &alen))
+ {
+ GNUNET_break(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ tcp_plugin_disconnect_session(plugin, session);
+ return;
+ }
+ GNUNET_assert(
GNUNET_YES ==
- GNUNET_CONTAINER_multipeermap_remove (plugin->nat_wait_conns,
- &tcp_nat_probe->clientIdentity,
- session));
- GNUNET_SERVER_client_set_user_context (client, session);
- (void) GNUNET_CONTAINER_multipeermap_put (
+ GNUNET_CONTAINER_multipeermap_remove(plugin->nat_wait_conns,
+ &tcp_nat_probe->clientIdentity,
+ session));
+ GNUNET_SERVER_client_set_user_context(client, session);
+ (void)GNUNET_CONTAINER_multipeermap_put(
plugin->sessionmap,
&session->target,
session,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
- session->last_activity = GNUNET_TIME_absolute_get ();
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Found address `%s' for incoming connection\n",
- GNUNET_a2s (vaddr, alen));
- switch (((const struct sockaddr *) vaddr)->sa_family)
- {
- case AF_INET:
- s4 = vaddr;
- t4 = GNUNET_new (struct IPv4TcpAddress);
- t4->options = htonl (TCP_OPTIONS_NONE);
- t4->t4_port = s4->sin_port;
- t4->ipv4_addr = s4->sin_addr.s_addr;
- session->address =
- GNUNET_HELLO_address_allocate (&tcp_nat_probe->clientIdentity,
- PLUGIN_NAME,
- &t4,
- sizeof (struct IPv4TcpAddress),
- GNUNET_HELLO_ADDRESS_INFO_NONE);
- break;
- case AF_INET6:
- s6 = vaddr;
- t6 = GNUNET_new (struct IPv6TcpAddress);
- t6->options = htonl (TCP_OPTIONS_NONE);
- t6->t6_port = s6->sin6_port;
- GNUNET_memcpy (&t6->ipv6_addr, &s6->sin6_addr, sizeof (struct in6_addr));
- session->address =
- GNUNET_HELLO_address_allocate (&tcp_nat_probe->clientIdentity,
- PLUGIN_NAME,
- &t6,
- sizeof (struct IPv6TcpAddress),
- GNUNET_HELLO_ADDRESS_INFO_NONE);
- break;
- default:
- GNUNET_break_op (0);
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Bad address for incoming connection!\n");
- GNUNET_free (vaddr);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- tcp_plugin_disconnect_session (plugin, session);
- return;
- }
- GNUNET_free (vaddr);
- GNUNET_break (NULL == session->client);
+ session->last_activity = GNUNET_TIME_absolute_get();
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Found address `%s' for incoming connection\n",
+ GNUNET_a2s(vaddr, alen));
+ switch (((const struct sockaddr *)vaddr)->sa_family)
+ {
+ case AF_INET:
+ s4 = vaddr;
+ t4 = GNUNET_new(struct IPv4TcpAddress);
+ t4->options = htonl(TCP_OPTIONS_NONE);
+ t4->t4_port = s4->sin_port;
+ t4->ipv4_addr = s4->sin_addr.s_addr;
+ session->address =
+ GNUNET_HELLO_address_allocate(&tcp_nat_probe->clientIdentity,
+ PLUGIN_NAME,
+ &t4,
+ sizeof(struct IPv4TcpAddress),
+ GNUNET_HELLO_ADDRESS_INFO_NONE);
+ break;
+
+ case AF_INET6:
+ s6 = vaddr;
+ t6 = GNUNET_new(struct IPv6TcpAddress);
+ t6->options = htonl(TCP_OPTIONS_NONE);
+ t6->t6_port = s6->sin6_port;
+ GNUNET_memcpy(&t6->ipv6_addr, &s6->sin6_addr, sizeof(struct in6_addr));
+ session->address =
+ GNUNET_HELLO_address_allocate(&tcp_nat_probe->clientIdentity,
+ PLUGIN_NAME,
+ &t6,
+ sizeof(struct IPv6TcpAddress),
+ GNUNET_HELLO_ADDRESS_INFO_NONE);
+ break;
+
+ default:
+ GNUNET_break_op(0);
+ LOG(GNUNET_ERROR_TYPE_DEBUG, "Bad address for incoming connection!\n");
+ GNUNET_free(vaddr);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ tcp_plugin_disconnect_session(plugin, session);
+ return;
+ }
+ GNUNET_free(vaddr);
+ GNUNET_break(NULL == session->client);
session->client = client;
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# TCP sessions active"),
- 1,
- GNUNET_NO);
- process_pending_messages (session);
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# TCP sessions active"),
+ 1,
+ GNUNET_NO);
+ process_pending_messages(session);
+ GNUNET_SERVER_receive_done(client, GNUNET_OK);
}
* @param message the actual message
*/
static void
-handle_tcp_welcome (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
+handle_tcp_welcome(void *cls,
+ struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
{
struct Plugin *plugin = cls;
- const struct WelcomeMessage *wm = (const struct WelcomeMessage *) message;
+ const struct WelcomeMessage *wm = (const struct WelcomeMessage *)message;
struct GNUNET_HELLO_Address *address;
struct GNUNET_ATS_Session *session;
size_t alen;
const struct sockaddr_in *s4;
const struct sockaddr_in6 *s6;
- if (0 == memcmp (&wm->clientIdentity,
- plugin->env->my_identity,
- sizeof (struct GNUNET_PeerIdentity)))
- {
- /* refuse connections from ourselves */
- if (GNUNET_OK == GNUNET_SERVER_client_get_address (client, &vaddr, &alen))
+ if (0 == memcmp(&wm->clientIdentity,
+ plugin->env->my_identity,
+ sizeof(struct GNUNET_PeerIdentity)))
{
- LOG (GNUNET_ERROR_TYPE_INFO,
- "Received WELCOME message from my own identity `%s' on address `%s'\n",
- GNUNET_i2s (&wm->clientIdentity),
- GNUNET_a2s (vaddr, alen));
- GNUNET_free (vaddr);
+ /* refuse connections from ourselves */
+ if (GNUNET_OK == GNUNET_SERVER_client_get_address(client, &vaddr, &alen))
+ {
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ "Received WELCOME message from my own identity `%s' on address `%s'\n",
+ GNUNET_i2s(&wm->clientIdentity),
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_free(vaddr);
+ }
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
}
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
- if (GNUNET_OK == GNUNET_SERVER_client_get_address (client, &vaddr, &alen))
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Received WELCOME message from `%s' on address `%s'\n",
- GNUNET_i2s (&wm->clientIdentity),
- GNUNET_a2s (vaddr, alen));
- GNUNET_free (vaddr);
- }
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# TCP WELCOME messages received"),
- 1,
- GNUNET_NO);
- session = lookup_session_by_client (plugin, client);
+ if (GNUNET_OK == GNUNET_SERVER_client_get_address(client, &vaddr, &alen))
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Received WELCOME message from `%s' on address `%s'\n",
+ GNUNET_i2s(&wm->clientIdentity),
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_free(vaddr);
+ }
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# TCP WELCOME messages received"),
+ 1,
+ GNUNET_NO);
+ session = lookup_session_by_client(plugin, client);
if (NULL != session)
- {
- if (GNUNET_OK == GNUNET_SERVER_client_get_address (client, &vaddr, &alen))
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Found existing session %p for peer `%s'\n",
- session,
- GNUNET_a2s (vaddr, alen));
- GNUNET_free (vaddr);
+ if (GNUNET_OK == GNUNET_SERVER_client_get_address(client, &vaddr, &alen))
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Found existing session %p for peer `%s'\n",
+ session,
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_free(vaddr);
+ }
}
- }
else
- {
- if (GNUNET_OK == GNUNET_SERVER_client_get_address (client, &vaddr, &alen))
- {
- if (alen == sizeof (struct sockaddr_in))
- {
- s4 = vaddr;
- memset (&t4, '\0', sizeof (t4));
- t4.options = htonl (TCP_OPTIONS_NONE);
- t4.t4_port = s4->sin_port;
- t4.ipv4_addr = s4->sin_addr.s_addr;
- address =
- GNUNET_HELLO_address_allocate (&wm->clientIdentity,
- PLUGIN_NAME,
- &t4,
- sizeof (t4),
- GNUNET_HELLO_ADDRESS_INFO_INBOUND);
- }
- else if (alen == sizeof (struct sockaddr_in6))
- {
- s6 = vaddr;
- memset (&t6, '\0', sizeof (t6));
- t6.options = htonl (TCP_OPTIONS_NONE);
- t6.t6_port = s6->sin6_port;
- GNUNET_memcpy (&t6.ipv6_addr, &s6->sin6_addr, sizeof (struct in6_addr));
- address =
- GNUNET_HELLO_address_allocate (&wm->clientIdentity,
- PLUGIN_NAME,
- &t6,
- sizeof (t6),
- GNUNET_HELLO_ADDRESS_INFO_INBOUND);
- }
+ {
+ if (GNUNET_OK == GNUNET_SERVER_client_get_address(client, &vaddr, &alen))
+ {
+ if (alen == sizeof(struct sockaddr_in))
+ {
+ s4 = vaddr;
+ memset(&t4, '\0', sizeof(t4));
+ t4.options = htonl(TCP_OPTIONS_NONE);
+ t4.t4_port = s4->sin_port;
+ t4.ipv4_addr = s4->sin_addr.s_addr;
+ address =
+ GNUNET_HELLO_address_allocate(&wm->clientIdentity,
+ PLUGIN_NAME,
+ &t4,
+ sizeof(t4),
+ GNUNET_HELLO_ADDRESS_INFO_INBOUND);
+ }
+ else if (alen == sizeof(struct sockaddr_in6))
+ {
+ s6 = vaddr;
+ memset(&t6, '\0', sizeof(t6));
+ t6.options = htonl(TCP_OPTIONS_NONE);
+ t6.t6_port = s6->sin6_port;
+ GNUNET_memcpy(&t6.ipv6_addr, &s6->sin6_addr, sizeof(struct in6_addr));
+ address =
+ GNUNET_HELLO_address_allocate(&wm->clientIdentity,
+ PLUGIN_NAME,
+ &t6,
+ sizeof(t6),
+ GNUNET_HELLO_ADDRESS_INFO_INBOUND);
+ }
+ else
+ {
+ GNUNET_break(0);
+ GNUNET_free_non_null(vaddr);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
+ }
+ session = create_session(plugin,
+ address,
+ plugin->env->get_address_type(plugin->env->cls,
+ vaddr,
+ alen),
+ client,
+ GNUNET_NO);
+ GNUNET_break(GNUNET_NT_UNSPECIFIED != session->scope);
+ GNUNET_HELLO_address_free(address);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Creating new%s session %p for peer `%s' client %p\n",
+ GNUNET_HELLO_address_check_option(session->address,
+ GNUNET_HELLO_ADDRESS_INFO_INBOUND)
+ ? " inbound"
+ : "",
+ session,
+ tcp_plugin_address_to_string(plugin,
+ session->address->address,
+ session->address->address_length),
+ client);
+ GNUNET_free(vaddr);
+ (void)GNUNET_CONTAINER_multipeermap_put(
+ plugin->sessionmap,
+ &session->target,
+ session,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
+ /* Notify transport and ATS about new session */
+ plugin->env->session_start(plugin->env->cls,
+ session->address,
+ session,
+ session->scope);
+ }
else
- {
- GNUNET_break (0);
- GNUNET_free_non_null (vaddr);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
- session = create_session (plugin,
- address,
- plugin->env->get_address_type (plugin->env->cls,
- vaddr,
- alen),
- client,
- GNUNET_NO);
- GNUNET_break (GNUNET_NT_UNSPECIFIED != session->scope);
- GNUNET_HELLO_address_free (address);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Creating new%s session %p for peer `%s' client %p\n",
- GNUNET_HELLO_address_check_option (session->address,
- GNUNET_HELLO_ADDRESS_INFO_INBOUND)
- ? " inbound"
- : "",
- session,
- tcp_plugin_address_to_string (plugin,
- session->address->address,
- session->address->address_length),
- client);
- GNUNET_free (vaddr);
- (void) GNUNET_CONTAINER_multipeermap_put (
- plugin->sessionmap,
- &session->target,
- session,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
- /* Notify transport and ATS about new session */
- plugin->env->session_start (plugin->env->cls,
- session->address,
- session,
- session->scope);
- }
- else
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Did not obtain TCP socket address for incoming connection\n");
- GNUNET_break (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Did not obtain TCP socket address for incoming connection\n");
+ GNUNET_break(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
+ }
}
- }
if (GNUNET_YES != session->expecting_welcome)
- {
- GNUNET_break_op (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- return;
- }
- session->last_activity = GNUNET_TIME_absolute_get ();
+ {
+ GNUNET_break_op(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ return;
+ }
+ session->last_activity = GNUNET_TIME_absolute_get();
session->expecting_welcome = GNUNET_NO;
- process_pending_messages (session);
- GNUNET_SERVER_client_set_timeout (client,
- GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ process_pending_messages(session);
+ GNUNET_SERVER_client_set_timeout(client,
+ GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
+ GNUNET_SERVER_receive_done(client, GNUNET_OK);
}
* @param message the actual message
*/
static void
-handle_tcp_data (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
+handle_tcp_data(void *cls,
+ struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session;
struct GNUNET_TIME_Relative delay;
uint16_t type;
- type = ntohs (message->type);
+ type = ntohs(message->type);
if ((GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_WELCOME == type) ||
(GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE == type))
- {
- /* We don't want to propagate WELCOME and NAT Probe messages up! */
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
- return;
- }
- session = lookup_session_by_client (plugin, client);
+ {
+ /* We don't want to propagate WELCOME and NAT Probe messages up! */
+ GNUNET_SERVER_receive_done(client, GNUNET_OK);
+ return;
+ }
+ session = lookup_session_by_client(plugin, client);
if (NULL == session)
- {
- /* No inbound session found */
- void *vaddr = NULL;
- size_t alen;
-
- GNUNET_assert (GNUNET_OK ==
- GNUNET_SERVER_client_get_address (client, &vaddr, &alen));
- LOG (GNUNET_ERROR_TYPE_ERROR,
- "Received unexpected %u bytes of type %u from `%s'\n",
- (unsigned int) ntohs (message->size),
- (unsigned int) ntohs (message->type),
- GNUNET_a2s (vaddr, alen));
- GNUNET_break_op (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- GNUNET_free_non_null (vaddr);
- return;
- }
+ {
+ /* No inbound session found */
+ void *vaddr = NULL;
+ size_t alen;
+
+ GNUNET_assert(GNUNET_OK ==
+ GNUNET_SERVER_client_get_address(client, &vaddr, &alen));
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ "Received unexpected %u bytes of type %u from `%s'\n",
+ (unsigned int)ntohs(message->size),
+ (unsigned int)ntohs(message->type),
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_break_op(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ GNUNET_free_non_null(vaddr);
+ return;
+ }
if (GNUNET_YES == session->expecting_welcome)
- {
- /* Session is expecting WELCOME message */
- void *vaddr = NULL;
- size_t alen;
-
- GNUNET_SERVER_client_get_address (client, &vaddr, &alen);
- LOG (GNUNET_ERROR_TYPE_ERROR,
- "Received unexpected %u bytes of type %u from `%s'\n",
- (unsigned int) ntohs (message->size),
- (unsigned int) ntohs (message->type),
- GNUNET_a2s (vaddr, alen));
- GNUNET_break_op (0);
- GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
- GNUNET_free_non_null (vaddr);
- return;
- }
+ {
+ /* Session is expecting WELCOME message */
+ void *vaddr = NULL;
+ size_t alen;
+
+ GNUNET_SERVER_client_get_address(client, &vaddr, &alen);
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ "Received unexpected %u bytes of type %u from `%s'\n",
+ (unsigned int)ntohs(message->size),
+ (unsigned int)ntohs(message->type),
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_break_op(0);
+ GNUNET_SERVER_receive_done(client, GNUNET_SYSERR);
+ GNUNET_free_non_null(vaddr);
+ return;
+ }
- session->last_activity = GNUNET_TIME_absolute_get ();
+ session->last_activity = GNUNET_TIME_absolute_get();
{
void *vaddr = NULL;
size_t alen;
- GNUNET_SERVER_client_get_address (client, &vaddr, &alen);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Passing %u bytes of type %u from `%s' at %s to transport service.\n",
- (unsigned int) ntohs (message->size),
- (unsigned int) ntohs (message->type),
- GNUNET_i2s (&session->target),
- GNUNET_a2s (vaddr, alen));
- GNUNET_free_non_null (vaddr);
- }
-
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# bytes received via TCP"),
- ntohs (message->size),
- GNUNET_NO);
-
- GNUNET_assert (
- GNUNET_CONTAINER_multipeermap_contains_value (plugin->sessionmap,
- &session->target,
- session));
+ GNUNET_SERVER_client_get_address(client, &vaddr, &alen);
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Passing %u bytes of type %u from `%s' at %s to transport service.\n",
+ (unsigned int)ntohs(message->size),
+ (unsigned int)ntohs(message->type),
+ GNUNET_i2s(&session->target),
+ GNUNET_a2s(vaddr, alen));
+ GNUNET_free_non_null(vaddr);
+ }
+
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# bytes received via TCP"),
+ ntohs(message->size),
+ GNUNET_NO);
+
+ GNUNET_assert(
+ GNUNET_CONTAINER_multipeermap_contains_value(plugin->sessionmap,
+ &session->target,
+ session));
delay =
- plugin->env->receive (plugin->env->cls, session->address, session, message);
- reschedule_session_timeout (session);
+ plugin->env->receive(plugin->env->cls, session->address, session, message);
+ reschedule_session_timeout(session);
if (0 == delay.rel_value_us)
- {
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
- }
+ {
+ GNUNET_SERVER_receive_done(client, GNUNET_OK);
+ }
else
- {
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Throttling receiving from `%s' for %s\n",
- GNUNET_i2s (&session->target),
- GNUNET_STRINGS_relative_time_to_string (delay, GNUNET_YES));
- GNUNET_SERVER_disable_receive_done_warning (client);
- GNUNET_assert (NULL == session->receive_delay_task);
- session->receive_delay_task =
- GNUNET_SCHEDULER_add_delayed (delay, &delayed_done, session);
- }
+ {
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Throttling receiving from `%s' for %s\n",
+ GNUNET_i2s(&session->target),
+ GNUNET_STRINGS_relative_time_to_string(delay, GNUNET_YES));
+ GNUNET_SERVER_disable_receive_done_warning(client);
+ GNUNET_assert(NULL == session->receive_delay_task);
+ session->receive_delay_task =
+ GNUNET_SCHEDULER_add_delayed(delay, &delayed_done, session);
+ }
}
* @param client identification of the client
*/
static void
-connect_notify (void *cls, struct GNUNET_SERVER_Client *client)
+connect_notify(void *cls, struct GNUNET_SERVER_Client *client)
{
struct Plugin *plugin = cls;
if (NULL == client)
return;
plugin->cur_connections++;
- GNUNET_STATISTICS_set (plugin->env->stats,
- gettext_noop ("# TCP server connections active"),
- plugin->cur_connections,
- GNUNET_NO);
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# TCP server connect events"),
- 1,
- GNUNET_NO);
+ GNUNET_STATISTICS_set(plugin->env->stats,
+ gettext_noop("# TCP server connections active"),
+ plugin->cur_connections,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# TCP server connect events"),
+ 1,
+ GNUNET_NO);
if (plugin->cur_connections != plugin->max_connections)
return;
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- _ ("TCP connection limit reached, suspending server\n"));
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# TCP service suspended"),
- 1,
- GNUNET_NO);
- GNUNET_SERVER_suspend (
+ GNUNET_log(GNUNET_ERROR_TYPE_WARNING,
+ _("TCP connection limit reached, suspending server\n"));
+ GNUNET_STATISTICS_update(plugin->env->stats,
+ gettext_noop("# TCP service suspended"),
+ 1,
+ GNUNET_NO);
+ GNUNET_SERVER_suspend(
plugin->server); /* Maximum number of connections rechead */
}
* @param client identification of the client
*/
static void
-disconnect_notify (void *cls, struct GNUNET_SERVER_Client *client)
+disconnect_notify(void *cls, struct GNUNET_SERVER_Client *client)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session;
if (NULL == client)
return;
- GNUNET_assert (plugin->cur_connections >= 1);
+ GNUNET_assert(plugin->cur_connections >= 1);
plugin->cur_connections--;
- session = lookup_session_by_client (plugin, client);
+ session = lookup_session_by_client(plugin, client);
if (NULL == session)
return; /* unknown, nothing to do */
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Destroying session of `%s' with %s due to network-level disconnect.\n",
- GNUNET_i2s (&session->target),
- tcp_plugin_address_to_string (session->plugin,
- session->address->address,
- session->address->address_length));
+ LOG(GNUNET_ERROR_TYPE_DEBUG,
+ "Destroying session of `%s' with %s due to network-level disconnect.\n",
+ GNUNET_i2s(&session->target),
+ tcp_plugin_address_to_string(session->plugin,
+ session->address->address,
+ session->address->address_length));
if (plugin->cur_connections == plugin->max_connections)
- {
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop ("# TCP service resumed"),
- 1,
- GNUNET_NO);
- GNUNET_SERVER_resume (plugin->server); /* Resume server */
- }
- GNUNET_STATISTICS_set (plugin->env->stats,
- gettext_noop ("# TCP server connections active"),
- plugin->cur_connections,
- GNUNET_NO);
- GNUNET_STATISTICS_update (session->plugin->env->stats,
- gettext_noop (
- "# network-level TCP disconnect events"),
- 1,
- GNUNET_NO);
- tcp_plugin_disconnect_session (plugin, session);
+ {
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop("# TCP service resumed"),
+ 1,
+ GNUNET_NO);
+ GNUNET_SERVER_resume(plugin->server); /* Resume server */
+ }
+ GNUNET_STATISTICS_set(plugin->env->stats,
+ gettext_noop("# TCP server connections active"),
+ plugin->cur_connections,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update(session->plugin->env->stats,
+ gettext_noop(
+ "# network-level TCP disconnect events"),
+ 1,
+ GNUNET_NO);
+ tcp_plugin_disconnect_session(plugin, session);
}
* @return number of bytes copied into @a buf
*/
static size_t
-notify_send_probe (void *cls, size_t size, void *buf)
+notify_send_probe(void *cls, size_t size, void *buf)
{
struct TCPProbeContext *tcp_probe_ctx = cls;
struct Plugin *plugin = tcp_probe_ctx->plugin;
size_t ret;
tcp_probe_ctx->transmit_handle = NULL;
- GNUNET_CONTAINER_DLL_remove (plugin->probe_head,
- plugin->probe_tail,
- tcp_probe_ctx);
+ GNUNET_CONTAINER_DLL_remove(plugin->probe_head,
+ plugin->probe_tail,
+ tcp_probe_ctx);
if (NULL == buf)
- {
- GNUNET_CONNECTION_destroy (tcp_probe_ctx->sock);
- GNUNET_free (tcp_probe_ctx);
- return 0;
- }
- GNUNET_assert (size >= sizeof (tcp_probe_ctx->message));
- GNUNET_memcpy (buf, &tcp_probe_ctx->message, sizeof (tcp_probe_ctx->message));
- GNUNET_SERVER_connect_socket (tcp_probe_ctx->plugin->server,
- tcp_probe_ctx->sock);
- ret = sizeof (tcp_probe_ctx->message);
- GNUNET_free (tcp_probe_ctx);
+ {
+ GNUNET_CONNECTION_destroy(tcp_probe_ctx->sock);
+ GNUNET_free(tcp_probe_ctx);
+ return 0;
+ }
+ GNUNET_assert(size >= sizeof(tcp_probe_ctx->message));
+ GNUNET_memcpy(buf, &tcp_probe_ctx->message, sizeof(tcp_probe_ctx->message));
+ GNUNET_SERVER_connect_socket(tcp_probe_ctx->plugin->server,
+ tcp_probe_ctx->sock);
+ ret = sizeof(tcp_probe_ctx->message);
+ GNUNET_free(tcp_probe_ctx);
return ret;
}
* @param addrlen number of bytes in @a addr
*/
static void
-try_connection_reversal (void *cls,
- const struct sockaddr *addr,
- socklen_t addrlen)
+try_connection_reversal(void *cls,
+ const struct sockaddr *addr,
+ socklen_t addrlen)
{
struct Plugin *plugin = cls;
struct GNUNET_CONNECTION_Handle *sock;
* We have received an ICMP response, ostensibly from a peer
* that wants to connect to us! Send a message to establish a connection.
*/
- sock = GNUNET_CONNECTION_create_from_sockaddr (AF_INET, addr, addrlen);
+ sock = GNUNET_CONNECTION_create_from_sockaddr(AF_INET, addr, addrlen);
if (NULL == sock)
- {
- /* failed for some odd reason (out of sockets?); ignore attempt */
- return;
- }
+ {
+ /* failed for some odd reason (out of sockets?); ignore attempt */
+ return;
+ }
- tcp_probe_ctx = GNUNET_new (struct TCPProbeContext);
+ tcp_probe_ctx = GNUNET_new(struct TCPProbeContext);
tcp_probe_ctx->message.header.size =
- htons (sizeof (struct TCP_NAT_ProbeMessage));
+ htons(sizeof(struct TCP_NAT_ProbeMessage));
tcp_probe_ctx->message.header.type =
- htons (GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE);
+ htons(GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE);
tcp_probe_ctx->message.clientIdentity = *plugin->env->my_identity;
tcp_probe_ctx->plugin = plugin;
tcp_probe_ctx->sock = sock;
- GNUNET_CONTAINER_DLL_insert (plugin->probe_head,
- plugin->probe_tail,
- tcp_probe_ctx);
+ GNUNET_CONTAINER_DLL_insert(plugin->probe_head,
+ plugin->probe_tail,
+ tcp_probe_ctx);
tcp_probe_ctx->transmit_handle =
- GNUNET_CONNECTION_notify_transmit_ready (sock,
- ntohs (tcp_probe_ctx->message
- .header.size),
- GNUNET_TIME_UNIT_FOREVER_REL,
- ¬ify_send_probe,
- tcp_probe_ctx);
+ GNUNET_CONNECTION_notify_transmit_ready(sock,
+ ntohs(tcp_probe_ctx->message
+ .header.size),
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ ¬ify_send_probe,
+ tcp_probe_ctx);
}
* @return the network type in HBO or #GNUNET_SYSERR
*/
static enum GNUNET_NetworkType
-tcp_plugin_get_network (void *cls, struct GNUNET_ATS_Session *session)
+tcp_plugin_get_network(void *cls, struct GNUNET_ATS_Session *session)
{
return session->scope;
}
* @return the network type
*/
static enum GNUNET_NetworkType
-tcp_plugin_get_network_for_address (void *cls,
- const struct GNUNET_HELLO_Address *address)
+tcp_plugin_get_network_for_address(void *cls,
+ const struct GNUNET_HELLO_Address *address)
{
struct Plugin *plugin = cls;
size_t addrlen;
size_t sbs;
addrlen = address->address_length;
- if (addrlen == sizeof (struct IPv6TcpAddress))
- {
- GNUNET_assert (NULL != address->address); /* make static analysis happy */
- t6 = address->address;
- memset (&a6, 0, sizeof (a6));
+ if (addrlen == sizeof(struct IPv6TcpAddress))
+ {
+ GNUNET_assert(NULL != address->address); /* make static analysis happy */
+ t6 = address->address;
+ memset(&a6, 0, sizeof(a6));
#if HAVE_SOCKADDR_IN_SIN_LEN
- a6.sin6_len = sizeof (a6);
+ a6.sin6_len = sizeof(a6);
#endif
- a6.sin6_family = AF_INET6;
- a6.sin6_port = t6->t6_port;
- GNUNET_memcpy (&a6.sin6_addr, &t6->ipv6_addr, sizeof (struct in6_addr));
- sb = &a6;
- sbs = sizeof (a6);
- }
- else if (addrlen == sizeof (struct IPv4TcpAddress))
- {
- GNUNET_assert (NULL != address->address); /* make static analysis happy */
- t4 = address->address;
- memset (&a4, 0, sizeof (a4));
+ a6.sin6_family = AF_INET6;
+ a6.sin6_port = t6->t6_port;
+ GNUNET_memcpy(&a6.sin6_addr, &t6->ipv6_addr, sizeof(struct in6_addr));
+ sb = &a6;
+ sbs = sizeof(a6);
+ }
+ else if (addrlen == sizeof(struct IPv4TcpAddress))
+ {
+ GNUNET_assert(NULL != address->address); /* make static analysis happy */
+ t4 = address->address;
+ memset(&a4, 0, sizeof(a4));
#if HAVE_SOCKADDR_IN_SIN_LEN
- a4.sin_len = sizeof (a4);
+ a4.sin_len = sizeof(a4);
#endif
- a4.sin_family = AF_INET;
- a4.sin_port = t4->t4_port;
- a4.sin_addr.s_addr = t4->ipv4_addr;
- sb = &a4;
- sbs = sizeof (a4);
- }
+ a4.sin_family = AF_INET;
+ a4.sin_port = t4->t4_port;
+ a4.sin_addr.s_addr = t4->ipv4_addr;
+ sb = &a4;
+ sbs = sizeof(a4);
+ }
else
- {
- GNUNET_break (0);
- return GNUNET_NT_UNSPECIFIED;
- }
- return plugin->env->get_address_type (plugin->env->cls, sb, sbs);
+ {
+ GNUNET_break(0);
+ return GNUNET_NT_UNSPECIFIED;
+ }
+ return plugin->env->get_address_type(plugin->env->cls, sb, sbs);
}
* @return #GNUNET_OK (continue to iterate)
*/
static int
-send_session_info_iter (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- void *value)
+send_session_info_iter(void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ void *value)
{
struct Plugin *plugin = cls;
struct GNUNET_ATS_Session *session = value;
- notify_session_monitor (plugin, session, GNUNET_TRANSPORT_SS_INIT);
+ notify_session_monitor(plugin, session, GNUNET_TRANSPORT_SS_INIT);
/* FIXME: cannot tell if this is up or not from current
session state... */
- notify_session_monitor (plugin, session, GNUNET_TRANSPORT_SS_UP);
+ notify_session_monitor(plugin, session, GNUNET_TRANSPORT_SS_UP);
return GNUNET_OK;
}
* @param sic_cls closure for @a sic
*/
static void
-tcp_plugin_setup_monitor (void *cls,
- GNUNET_TRANSPORT_SessionInfoCallback sic,
- void *sic_cls)
+tcp_plugin_setup_monitor(void *cls,
+ GNUNET_TRANSPORT_SessionInfoCallback sic,
+ void *sic_cls)
{
struct Plugin *plugin = cls;
plugin->sic = sic;
plugin->sic_cls = sic_cls;
if (NULL != sic)
- {
- GNUNET_CONTAINER_multipeermap_iterate (plugin->sessionmap,
- &send_session_info_iter,
- plugin);
- /* signal end of first iteration */
- sic (sic_cls, NULL, NULL);
- }
+ {
+ GNUNET_CONTAINER_multipeermap_iterate(plugin->sessionmap,
+ &send_session_info_iter,
+ plugin);
+ /* signal end of first iteration */
+ sic(sic_cls, NULL, NULL);
+ }
}
* @return the `struct GNUNET_TRANSPORT_PluginFunctions *` or NULL on error
*/
void *
-libgnunet_plugin_transport_tcp_init (void *cls)
+libgnunet_plugin_transport_tcp_init(void *cls)
{
static const struct GNUNET_SERVER_MessageHandler my_handlers[] =
- {{&handle_tcp_welcome,
+ { { &handle_tcp_welcome,
NULL,
GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_WELCOME,
- sizeof (struct WelcomeMessage)},
- {&handle_tcp_nat_probe,
- NULL,
- GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE,
- sizeof (struct TCP_NAT_ProbeMessage)},
- {&handle_tcp_data, NULL, GNUNET_MESSAGE_TYPE_ALL, 0},
- {NULL, NULL, 0, 0}};
+ sizeof(struct WelcomeMessage) },
+ { &handle_tcp_nat_probe,
+ NULL,
+ GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_NAT_PROBE,
+ sizeof(struct TCP_NAT_ProbeMessage) },
+ { &handle_tcp_data, NULL, GNUNET_MESSAGE_TYPE_ALL, 0 },
+ { NULL, NULL, 0, 0 } };
struct GNUNET_TRANSPORT_PluginEnvironment *env = cls;
struct GNUNET_TRANSPORT_PluginFunctions *api;
struct Plugin *plugin;
unsigned long long max_connections;
unsigned int i;
struct GNUNET_TIME_Relative idle_timeout;
+
#ifdef TCP_STEALTH
struct GNUNET_NETWORK_Handle *const *lsocks;
#endif
socklen_t *addrlens;
if (NULL == env->receive)
- {
- /* run in 'stub' mode (i.e. as part of gnunet-peerinfo), don't fully
- initialze the plugin or the API */
- api = GNUNET_new (struct GNUNET_TRANSPORT_PluginFunctions);
- api->cls = NULL;
- api->address_pretty_printer = &tcp_plugin_address_pretty_printer;
- api->address_to_string = &tcp_plugin_address_to_string;
- api->string_to_address = &tcp_plugin_string_to_address;
- return api;
- }
+ {
+ /* run in 'stub' mode (i.e. as part of gnunet-peerinfo), don't fully
+ initialze the plugin or the API */
+ api = GNUNET_new(struct GNUNET_TRANSPORT_PluginFunctions);
+ api->cls = NULL;
+ api->address_pretty_printer = &tcp_plugin_address_pretty_printer;
+ api->address_to_string = &tcp_plugin_address_to_string;
+ api->string_to_address = &tcp_plugin_string_to_address;
+ return api;
+ }
- GNUNET_assert (NULL != env->cfg);
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (env->cfg,
- "transport-tcp",
- "MAX_CONNECTIONS",
- &max_connections))
+ GNUNET_assert(NULL != env->cfg);
+ if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number(env->cfg,
+ "transport-tcp",
+ "MAX_CONNECTIONS",
+ &max_connections))
max_connections = 128;
aport = 0;
- if ((GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (env->cfg,
- "transport-tcp",
- "PORT",
- &bport)) ||
+ if ((GNUNET_OK != GNUNET_CONFIGURATION_get_value_number(env->cfg,
+ "transport-tcp",
+ "PORT",
+ &bport)) ||
(bport > 65535) ||
- ((GNUNET_OK == GNUNET_CONFIGURATION_get_value_number (env->cfg,
- "transport-tcp",
- "ADVERTISED-PORT",
- &aport)) &&
+ ((GNUNET_OK == GNUNET_CONFIGURATION_get_value_number(env->cfg,
+ "transport-tcp",
+ "ADVERTISED-PORT",
+ &aport)) &&
(aport > 65535)))
- {
- LOG (GNUNET_ERROR_TYPE_ERROR,
- _ ("Require valid port number for service `%s' in configuration!\n"),
- "transport-tcp");
- return NULL;
- }
+ {
+ LOG(GNUNET_ERROR_TYPE_ERROR,
+ _("Require valid port number for service `%s' in configuration!\n"),
+ "transport-tcp");
+ return NULL;
+ }
if (0 == aport)
aport = bport;
if (0 == bport)
aport = 0;
if (0 != bport)
- {
- service = LEGACY_SERVICE_start ("transport-tcp",
- env->cfg,
- LEGACY_SERVICE_OPTION_NONE);
- if (NULL == service)
{
- LOG (GNUNET_ERROR_TYPE_WARNING, _ ("Failed to start service.\n"));
- return NULL;
+ service = LEGACY_SERVICE_start("transport-tcp",
+ env->cfg,
+ LEGACY_SERVICE_OPTION_NONE);
+ if (NULL == service)
+ {
+ LOG(GNUNET_ERROR_TYPE_WARNING, _("Failed to start service.\n"));
+ return NULL;
+ }
}
- }
else
service = NULL;
api = NULL;
- plugin = GNUNET_new (struct Plugin);
+ plugin = GNUNET_new(struct Plugin);
plugin->sessionmap =
- GNUNET_CONTAINER_multipeermap_create (max_connections, GNUNET_YES);
+ GNUNET_CONTAINER_multipeermap_create(max_connections, GNUNET_YES);
plugin->max_connections = max_connections;
plugin->open_port = bport;
plugin->adv_port = aport;
plugin->env = env;
- plugin->my_welcome.header.size = htons (sizeof (struct WelcomeMessage));
+ plugin->my_welcome.header.size = htons(sizeof(struct WelcomeMessage));
plugin->my_welcome.header.type =
- htons (GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_WELCOME);
+ htons(GNUNET_MESSAGE_TYPE_TRANSPORT_TCP_WELCOME);
plugin->my_welcome.clientIdentity = *plugin->env->my_identity;
if ((NULL != service) &&
- (GNUNET_YES == GNUNET_CONFIGURATION_get_value_yesno (env->cfg,
- "transport-tcp",
- "TCP_STEALTH")))
- {
+ (GNUNET_YES == GNUNET_CONFIGURATION_get_value_yesno(env->cfg,
+ "transport-tcp",
+ "TCP_STEALTH")))
+ {
#ifdef TCP_STEALTH
- plugin->myoptions |= TCP_OPTIONS_TCP_STEALTH;
- lsocks = LEGACY_SERVICE_get_listen_sockets (service);
- if (NULL != lsocks)
- {
- uint32_t len = sizeof (struct WelcomeMessage);
-
- for (i = 0; NULL != lsocks[i]; i++)
- {
- if (
- (GNUNET_OK !=
- GNUNET_NETWORK_socket_setsockopt (lsocks[i],
- IPPROTO_TCP,
- TCP_STEALTH,
- env->my_identity,
- sizeof (
- struct GNUNET_PeerIdentity))) ||
- (GNUNET_OK !=
- GNUNET_NETWORK_socket_setsockopt (lsocks[i],
- IPPROTO_TCP,
- TCP_STEALTH_INTEGRITY_LEN,
- &len,
- sizeof (len))))
+ plugin->myoptions |= TCP_OPTIONS_TCP_STEALTH;
+ lsocks = LEGACY_SERVICE_get_listen_sockets(service);
+ if (NULL != lsocks)
{
- /* TCP STEALTH not supported by kernel */
- GNUNET_assert (0 == i);
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _ ("TCP_STEALTH not supported on this platform.\n"));
- goto die;
+ uint32_t len = sizeof(struct WelcomeMessage);
+
+ for (i = 0; NULL != lsocks[i]; i++)
+ {
+ if (
+ (GNUNET_OK !=
+ GNUNET_NETWORK_socket_setsockopt(lsocks[i],
+ IPPROTO_TCP,
+ TCP_STEALTH,
+ env->my_identity,
+ sizeof(
+ struct GNUNET_PeerIdentity))) ||
+ (GNUNET_OK !=
+ GNUNET_NETWORK_socket_setsockopt(lsocks[i],
+ IPPROTO_TCP,
+ TCP_STEALTH_INTEGRITY_LEN,
+ &len,
+ sizeof(len))))
+ {
+ /* TCP STEALTH not supported by kernel */
+ GNUNET_assert(0 == i);
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("TCP_STEALTH not supported on this platform.\n"));
+ goto die;
+ }
+ }
}
- }
- }
#else
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _ ("TCP_STEALTH not supported on this platform.\n"));
- goto die;
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ _("TCP_STEALTH not supported on this platform.\n"));
+ goto die;
#endif
- }
+ }
if ((NULL != service) &&
(GNUNET_SYSERR !=
(ret_s =
- get_server_addresses ("transport-tcp", env->cfg, &addrs, &addrlens))))
- {
- for (ret = ret_s - 1; ret >= 0; ret--)
- LOG (GNUNET_ERROR_TYPE_INFO,
- "Binding to address `%s'\n",
- GNUNET_a2s (addrs[ret], addrlens[ret]));
- plugin->nat = GNUNET_NAT_register (env->cfg,
- "transport-tcp",
- IPPROTO_TCP,
- (unsigned int) ret_s,
- (const struct sockaddr **) addrs,
- addrlens,
- &tcp_nat_port_map_callback,
- &try_connection_reversal,
- plugin);
- for (ret = ret_s - 1; ret >= 0; ret--)
- GNUNET_free (addrs[ret]);
- GNUNET_free_non_null (addrs);
- GNUNET_free_non_null (addrlens);
- }
+ get_server_addresses("transport-tcp", env->cfg, &addrs, &addrlens))))
+ {
+ for (ret = ret_s - 1; ret >= 0; ret--)
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ "Binding to address `%s'\n",
+ GNUNET_a2s(addrs[ret], addrlens[ret]));
+ plugin->nat = GNUNET_NAT_register(env->cfg,
+ "transport-tcp",
+ IPPROTO_TCP,
+ (unsigned int)ret_s,
+ (const struct sockaddr **)addrs,
+ addrlens,
+ &tcp_nat_port_map_callback,
+ &try_connection_reversal,
+ plugin);
+ for (ret = ret_s - 1; ret >= 0; ret--)
+ GNUNET_free(addrs[ret]);
+ GNUNET_free_non_null(addrs);
+ GNUNET_free_non_null(addrlens);
+ }
else
- {
- plugin->nat = GNUNET_NAT_register (plugin->env->cfg,
- "transport-tcp",
- IPPROTO_TCP,
- 0,
- NULL,
- NULL,
- NULL,
- &try_connection_reversal,
- plugin);
- }
- api = GNUNET_new (struct GNUNET_TRANSPORT_PluginFunctions);
+ {
+ plugin->nat = GNUNET_NAT_register(plugin->env->cfg,
+ "transport-tcp",
+ IPPROTO_TCP,
+ 0,
+ NULL,
+ NULL,
+ NULL,
+ &try_connection_reversal,
+ plugin);
+ }
+ api = GNUNET_new(struct GNUNET_TRANSPORT_PluginFunctions);
api->cls = plugin;
api->send = &tcp_plugin_send;
api->get_session = &tcp_plugin_get_session;
api->setup_monitor = &tcp_plugin_setup_monitor;
plugin->service = service;
if (NULL != service)
- {
- plugin->server = LEGACY_SERVICE_get_server (service);
- }
+ {
+ plugin->server = LEGACY_SERVICE_get_server(service);
+ }
else
- {
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (env->cfg,
- "transport-tcp",
- "TIMEOUT",
- &idle_timeout))
{
- GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
- "transport-tcp",
- "TIMEOUT");
- goto die;
+ if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time(env->cfg,
+ "transport-tcp",
+ "TIMEOUT",
+ &idle_timeout))
+ {
+ GNUNET_log_config_missing(GNUNET_ERROR_TYPE_ERROR,
+ "transport-tcp",
+ "TIMEOUT");
+ goto die;
+ }
+ plugin->server = GNUNET_SERVER_create_with_sockets(NULL,
+ plugin,
+ NULL,
+ idle_timeout,
+ GNUNET_YES);
}
- plugin->server = GNUNET_SERVER_create_with_sockets (NULL,
- plugin,
- NULL,
- idle_timeout,
- GNUNET_YES);
- }
- plugin->handlers = GNUNET_malloc (sizeof (my_handlers));
- GNUNET_memcpy (plugin->handlers, my_handlers, sizeof (my_handlers));
+ plugin->handlers = GNUNET_malloc(sizeof(my_handlers));
+ GNUNET_memcpy(plugin->handlers, my_handlers, sizeof(my_handlers));
for (i = 0;
- i < sizeof (my_handlers) / sizeof (struct GNUNET_SERVER_MessageHandler);
+ i < sizeof(my_handlers) / sizeof(struct GNUNET_SERVER_MessageHandler);
i++)
plugin->handlers[i].callback_cls = plugin;
- GNUNET_SERVER_add_handlers (plugin->server, plugin->handlers);
- GNUNET_SERVER_connect_notify (plugin->server, &connect_notify, plugin);
- GNUNET_SERVER_disconnect_notify (plugin->server, &disconnect_notify, plugin);
+ GNUNET_SERVER_add_handlers(plugin->server, plugin->handlers);
+ GNUNET_SERVER_connect_notify(plugin->server, &connect_notify, plugin);
+ GNUNET_SERVER_disconnect_notify(plugin->server, &disconnect_notify, plugin);
plugin->nat_wait_conns =
- GNUNET_CONTAINER_multipeermap_create (16, GNUNET_YES);
+ GNUNET_CONTAINER_multipeermap_create(16, GNUNET_YES);
if (0 != bport)
- LOG (GNUNET_ERROR_TYPE_INFO,
- _ ("TCP transport listening on port %llu\n"),
- bport);
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ _("TCP transport listening on port %llu\n"),
+ bport);
else
- LOG (GNUNET_ERROR_TYPE_INFO,
- _ ("TCP transport not listening on any port (client only)\n"));
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ _("TCP transport not listening on any port (client only)\n"));
if ((aport != bport) && (0 != bport))
- LOG (GNUNET_ERROR_TYPE_INFO,
- _ ("TCP transport advertises itself as being on port %llu\n"),
- aport);
+ LOG(GNUNET_ERROR_TYPE_INFO,
+ _("TCP transport advertises itself as being on port %llu\n"),
+ aport);
/* Initially set connections to 0 */
- GNUNET_STATISTICS_set (plugin->env->stats,
- gettext_noop ("# TCP sessions active"),
- 0,
- GNUNET_NO);
+ GNUNET_STATISTICS_set(plugin->env->stats,
+ gettext_noop("# TCP sessions active"),
+ 0,
+ GNUNET_NO);
return api;
die:
if (NULL != plugin->nat)
- GNUNET_NAT_unregister (plugin->nat);
- GNUNET_CONTAINER_multipeermap_destroy (plugin->sessionmap);
+ GNUNET_NAT_unregister(plugin->nat);
+ GNUNET_CONTAINER_multipeermap_destroy(plugin->sessionmap);
if (NULL != service)
- LEGACY_SERVICE_stop (service);
- GNUNET_free (plugin);
- GNUNET_free_non_null (api);
+ LEGACY_SERVICE_stop(service);
+ GNUNET_free(plugin);
+ GNUNET_free_non_null(api);
return NULL;
}
* @return NULL
*/
void *
-libgnunet_plugin_transport_tcp_done (void *cls)
+libgnunet_plugin_transport_tcp_done(void *cls)
{
struct GNUNET_TRANSPORT_PluginFunctions *api = cls;
struct Plugin *plugin = api->cls;
struct PrettyPrinterContext *next;
if (NULL == plugin)
- {
- GNUNET_free (api);
- return NULL;
- }
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Shutting down TCP plugin\n");
+ {
+ GNUNET_free(api);
+ return NULL;
+ }
+ LOG(GNUNET_ERROR_TYPE_DEBUG, "Shutting down TCP plugin\n");
/* Removing leftover sessions */
- GNUNET_CONTAINER_multipeermap_iterate (plugin->sessionmap,
- &session_disconnect_it,
- plugin);
+ GNUNET_CONTAINER_multipeermap_iterate(plugin->sessionmap,
+ &session_disconnect_it,
+ plugin);
/* Removing leftover NAT sessions */
- GNUNET_CONTAINER_multipeermap_iterate (plugin->nat_wait_conns,
- &session_disconnect_it,
- plugin);
+ GNUNET_CONTAINER_multipeermap_iterate(plugin->nat_wait_conns,
+ &session_disconnect_it,
+ plugin);
for (cur = plugin->ppc_dll_head; NULL != cur; cur = next)
- {
- next = cur->next;
- GNUNET_CONTAINER_DLL_remove (plugin->ppc_dll_head,
- plugin->ppc_dll_tail,
- cur);
- GNUNET_RESOLVER_request_cancel (cur->resolver_handle);
- cur->asc (cur->asc_cls, NULL, GNUNET_OK);
- GNUNET_free (cur);
- }
+ {
+ next = cur->next;
+ GNUNET_CONTAINER_DLL_remove(plugin->ppc_dll_head,
+ plugin->ppc_dll_tail,
+ cur);
+ GNUNET_RESOLVER_request_cancel(cur->resolver_handle);
+ cur->asc(cur->asc_cls, NULL, GNUNET_OK);
+ GNUNET_free(cur);
+ }
if (NULL != plugin->service)
- LEGACY_SERVICE_stop (plugin->service);
+ LEGACY_SERVICE_stop(plugin->service);
else
- GNUNET_SERVER_destroy (plugin->server);
- GNUNET_free (plugin->handlers);
+ GNUNET_SERVER_destroy(plugin->server);
+ GNUNET_free(plugin->handlers);
if (NULL != plugin->nat)
- GNUNET_NAT_unregister (plugin->nat);
+ GNUNET_NAT_unregister(plugin->nat);
while (NULL != (tcp_probe = plugin->probe_head))
- {
- GNUNET_CONTAINER_DLL_remove (plugin->probe_head,
- plugin->probe_tail,
- tcp_probe);
- GNUNET_CONNECTION_destroy (tcp_probe->sock);
- GNUNET_free (tcp_probe);
- }
- GNUNET_CONTAINER_multipeermap_destroy (plugin->nat_wait_conns);
- GNUNET_CONTAINER_multipeermap_destroy (plugin->sessionmap);
- GNUNET_break (0 == plugin->cur_connections);
- GNUNET_free (plugin);
- GNUNET_free (api);
+ {
+ GNUNET_CONTAINER_DLL_remove(plugin->probe_head,
+ plugin->probe_tail,
+ tcp_probe);
+ GNUNET_CONNECTION_destroy(tcp_probe->sock);
+ GNUNET_free(tcp_probe);
+ }
+ GNUNET_CONTAINER_multipeermap_destroy(plugin->nat_wait_conns);
+ GNUNET_CONTAINER_multipeermap_destroy(plugin->sessionmap);
+ GNUNET_break(0 == plugin->cur_connections);
+ GNUNET_free(plugin);
+ GNUNET_free(api);
return NULL;
}