#define LOG(kind,...) GNUNET_log_from (kind, "transport-udp", __VA_ARGS__)
+/* *********** Cryogenic ********** */
+#if LINUX
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/time.h>
+
+#define PM_MAGIC 'k'
+#define PM_SET_DELAY_AND_TIMEOUT _IOW(PM_MAGIC, 1, struct pm_times)
+
+struct pm_times {
+ unsigned long delay_msecs;
+ unsigned long timeout_msecs;
+};
+#endif
+/************************************/
+
struct UDP_Beacon_Message
{
void *addr;
socklen_t addrlen;
+
+#if LINUX
+ /**
+ * Cryogenic handle.
+ */
+ struct GNUNET_DISK_FileHandle *cryogenic_fd;
+
+ /**
+ * Time out for cryogenic.
+ */
+ struct pm_times cryogenic_times;
+#endif
};
size, GNUNET_a2s ((const struct sockaddr *) addr, addrlen));
struct Mstv4Context *mc;
- mc = GNUNET_malloc (sizeof (struct Mstv4Context));
+ mc = GNUNET_new (struct Mstv4Context);
struct sockaddr_in *av4 = (struct sockaddr_in *) addr;
mc->addr.ipv4_addr = av4->sin_addr.s_addr;
size, GNUNET_a2s ((const struct sockaddr *) &addr, addrlen));
struct Mstv6Context *mc;
- mc = GNUNET_malloc (sizeof (struct Mstv6Context));
+ mc = GNUNET_new (struct Mstv6Context);
struct sockaddr_in6 *av6 = (struct sockaddr_in6 *) addr;
mc->addr.ipv6_addr = av6->sin6_addr;
GNUNET_a2s (baddr->addr, baddr->addrlen));
}
}
- // if (-1 != baddr->cryogenic_fd) {
- // ioctl (baddr->cryogenic_fd, broadcast_interval +/- X)
- // GNUNET_SCHEDULER_add_write_file (baddr->cryogenic_fd, &udp_ipv4_broadcast_send, baddr);
- // } else
- baddr->broadcast_task =
- GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
- &udp_ipv4_broadcast_send, baddr);
+
+#if LINUX
+ /*
+ * Cryogenic
+ */
+ if (NULL != baddr->cryogenic_fd)
+ {
+ baddr->cryogenic_times.delay_msecs = (plugin->broadcast_interval.rel_value_us/1000.0)*0.5;
+ baddr->cryogenic_times.timeout_msecs = (plugin->broadcast_interval.rel_value_us/1000.0)*1.5;
+
+ if (ioctl(baddr->cryogenic_fd->fd,
+ PM_SET_DELAY_AND_TIMEOUT,
+ &baddr->cryogenic_times) < 0)
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "ioctl");
+ baddr->broadcast_task =
+ GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
+ &udp_ipv4_broadcast_send, baddr);
+ }
+ else
+ GNUNET_SCHEDULER_add_write_file (GNUNET_TIME_UNIT_FOREVER_REL,
+ baddr->cryogenic_fd,
+ &udp_ipv4_broadcast_send,
+ baddr);
+
+ }
+ else
+#endif
+ baddr->broadcast_task =
+ GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
+ &udp_ipv4_broadcast_send, baddr);
}
GNUNET_a2s ((const struct sockaddr *) &plugin->ipv6_multicast_address,
sizeof (struct sockaddr_in6)));
}
- // cryogenic...
- baddr->broadcast_task =
- GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
- &udp_ipv6_broadcast_send, baddr);
+#if LINUX
+ /*
+ * Cryogenic
+ */
+ if (NULL != baddr->cryogenic_fd)
+ {
+ baddr->cryogenic_times.delay_msecs = (plugin->broadcast_interval.rel_value_us/1000.0)*0.5;
+ baddr->cryogenic_times.timeout_msecs = (plugin->broadcast_interval.rel_value_us/1000.0)*1.5;
+
+ if (ioctl(baddr->cryogenic_fd->fd,
+ PM_SET_DELAY_AND_TIMEOUT,
+ &baddr->cryogenic_times) < 0)
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "ioctl");
+ baddr->broadcast_task =
+ GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
+ &udp_ipv6_broadcast_send, baddr);
+ }
+ else
+ GNUNET_SCHEDULER_add_write_file (GNUNET_TIME_UNIT_FOREVER_REL,
+ baddr->cryogenic_fd,
+ &udp_ipv4_broadcast_send,
+ baddr);
+ }
+ else
+#endif
+ baddr->broadcast_task =
+ GNUNET_SCHEDULER_add_delayed (plugin->broadcast_interval,
+ &udp_ipv6_broadcast_send, baddr);
}
(NULL != plugin->sockv4) &&
(addrlen == sizeof (struct sockaddr_in)) )
{
+#if LINUX
+ /*
+ * setup Cryogenic FD for ipv4 broadcasting
+ */
char *filename;
GNUNET_asprintf (&filename,
- "/dev/power/net-%s",
+ "/dev/cryogenic/%s",
name);
- // ba->cryogenic_fd = GNUNET_DISK_file_open (filename, ...);
+ if (0 == ACCESS (name, R_OK))
+ {
+ ba->cryogenic_fd =
+ GNUNET_DISK_file_open (filename,
+ GNUNET_DISK_OPEN_WRITE,
+ GNUNET_DISK_PERM_NONE);
+ }
GNUNET_free (filename);
+#endif
ba->broadcast_task =
- GNUNET_SCHEDULER_add_now (&udp_ipv4_broadcast_send, ba);
+ GNUNET_SCHEDULER_add_now (&udp_ipv4_broadcast_send, ba);
}
if ((GNUNET_YES == plugin->enable_ipv6) &&
(NULL != plugin->sockv6) &&
}
else
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "IPv6 multicasting running\n");
- // setup cryogenic FD...
+#if LINUX
+ /*
+ * setup Cryogenic FD for ipv6 broadcasting
+ */
+ char *filename;
+
+ GNUNET_asprintf (&filename,
+ "/dev/cryogenic/%s",
+ name);
+ if (0 == ACCESS (name, R_OK))
+ {
+ ba->cryogenic_fd =
+ GNUNET_DISK_file_open (filename,
+ GNUNET_DISK_OPEN_WRITE,
+ GNUNET_DISK_PERM_NONE);
+ }
+ GNUNET_free (filename);
+#endif
ba->broadcast_task =
GNUNET_SCHEDULER_add_now (&udp_ipv6_broadcast_send, ba);
}
const struct GNUNET_MessageHeader *hello;
hello = plugin->env->get_our_hello ();
- if (GNUNET_YES == GNUNET_HELLO_is_friend_only((const struct GNUNET_HELLO_Message *) hello))
+ if (GNUNET_YES ==
+ GNUNET_HELLO_is_friend_only ((const struct GNUNET_HELLO_Message *) hello))
{
LOG (GNUNET_ERROR_TYPE_WARNING,
_("Disabling HELLO broadcasting due to friend-to-friend only configuration!\n"));
return;
}
+ /* always create tokenizers */
+ plugin->broadcast_ipv4_mst =
+ GNUNET_SERVER_mst_create (&broadcast_ipv4_mst_cb, plugin);
+ plugin->broadcast_ipv6_mst =
+ GNUNET_SERVER_mst_create (&broadcast_ipv6_mst_cb, plugin);
+
+ if (GNUNET_YES != plugin->enable_broadcasting)
+ return; /* We do not send, just receive */
+
/* create IPv4 broadcast socket */
if ((GNUNET_YES == plugin->enable_ipv4) && (NULL != plugin->sockv4))
{
_("Failed to set IPv4 broadcast option for broadcast socket on port %d\n"),
ntohs (server_addrv4->sin_port));
}
- else
- {
- plugin->broadcast_ipv4_mst =
- GNUNET_SERVER_mst_create (broadcast_ipv4_mst_cb, plugin);
- LOG (GNUNET_ERROR_TYPE_DEBUG, "IPv4 Broadcasting running\n");
- }
}
+ /* create IPv6 multicast socket */
if ((GNUNET_YES == plugin->enable_ipv6) && (plugin->sockv6 != NULL))
{
memset (&plugin->ipv6_multicast_address, 0, sizeof (struct sockaddr_in6));
&plugin->ipv6_multicast_address.sin6_addr));
plugin->ipv6_multicast_address.sin6_family = AF_INET6;
plugin->ipv6_multicast_address.sin6_port = htons (plugin->port);
- plugin->broadcast_ipv6_mst =
- GNUNET_SERVER_mst_create (broadcast_ipv6_mst_cb, plugin);
}
GNUNET_OS_network_interfaces_list (&iface_proc, plugin);
}
void
stop_broadcast (struct Plugin *plugin)
{
- while (plugin->broadcast_head != NULL)
+ if (GNUNET_YES == plugin->enable_broadcasting)
{
- struct BroadcastAddress *p = plugin->broadcast_head;
-
- if (p->broadcast_task != GNUNET_SCHEDULER_NO_TASK)
- {
- GNUNET_SCHEDULER_cancel (p->broadcast_task);
- p->broadcast_task = GNUNET_SCHEDULER_NO_TASK;
- }
- if ((GNUNET_YES == plugin->enable_ipv6) &&
- (NULL != plugin->sockv6) &&
- (p->addrlen == sizeof (struct sockaddr_in6)))
+ /* Disable broadcasting */
+ while (plugin->broadcast_head != NULL)
{
- /* Create IPv6 multicast request */
- struct ipv6_mreq multicastRequest;
- const struct sockaddr_in6 *s6 = (const struct sockaddr_in6 *) p->addr;
+ struct BroadcastAddress *p = plugin->broadcast_head;
- multicastRequest.ipv6mr_multiaddr =
- plugin->ipv6_multicast_address.sin6_addr;
- multicastRequest.ipv6mr_interface = s6->sin6_scope_id;
-
- /* Leave the multicast group */
- if (GNUNET_OK ==
- GNUNET_NETWORK_socket_setsockopt
- (plugin->sockv6, IPPROTO_IPV6, IPV6_LEAVE_GROUP,
- &multicastRequest, sizeof (multicastRequest)))
+ if (p->broadcast_task != GNUNET_SCHEDULER_NO_TASK)
{
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, setsockopt);
+ GNUNET_SCHEDULER_cancel (p->broadcast_task);
+ p->broadcast_task = GNUNET_SCHEDULER_NO_TASK;
}
- else
+ if ((GNUNET_YES == plugin->enable_ipv6) &&
+ (NULL != plugin->sockv6) &&
+ (p->addrlen == sizeof (struct sockaddr_in6)))
{
- LOG (GNUNET_ERROR_TYPE_DEBUG, "IPv6 multicasting stopped\n");
+ /* Create IPv6 multicast request */
+ struct ipv6_mreq multicastRequest;
+ const struct sockaddr_in6 *s6 = (const struct sockaddr_in6 *) p->addr;
+
+ multicastRequest.ipv6mr_multiaddr =
+ plugin->ipv6_multicast_address.sin6_addr;
+ multicastRequest.ipv6mr_interface = s6->sin6_scope_id;
+
+ /* Leave the multicast group */
+ if (GNUNET_OK ==
+ GNUNET_NETWORK_socket_setsockopt
+ (plugin->sockv6, IPPROTO_IPV6, IPV6_LEAVE_GROUP,
+ &multicastRequest, sizeof (multicastRequest)))
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, setsockopt);
+ }
+ else
+ {
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "IPv6 multicasting stopped\n");
+ }
}
+
+#if LINUX
+ GNUNET_DISK_file_close(p->cryogenic_fd);
+#endif
+ GNUNET_CONTAINER_DLL_remove (plugin->broadcast_head,
+ plugin->broadcast_tail, p);
+ GNUNET_free (p->addr);
+ GNUNET_free (p);
}
- // close cryogenic FD...
- GNUNET_CONTAINER_DLL_remove (plugin->broadcast_head,
- plugin->broadcast_tail, p);
- GNUNET_free (p->addr);
- GNUNET_free (p);
}
- if (plugin->broadcast_ipv4_mst != NULL)
+
+ /* Destroy MSTs */
+ if (NULL != plugin->broadcast_ipv4_mst)
+ {
GNUNET_SERVER_mst_destroy (plugin->broadcast_ipv4_mst);
- if (plugin->broadcast_ipv6_mst != NULL)
+ plugin->broadcast_ipv4_mst = NULL;
+ }
+ if (NULL != plugin->broadcast_ipv6_mst)
+ {
GNUNET_SERVER_mst_destroy (plugin->broadcast_ipv6_mst);
+ plugin->broadcast_ipv6_mst = NULL;
+ }
}
/* end of plugin_transport_udp_broadcasting.c */
projects / oweals / gnunet.git / blobdiff