#include "gnunet-daemon-hostlist.h"
#include "gnunet_resolver_service.h"
-#define DEBUG_HOSTLIST_SERVER GNUNET_EXTRA_LOGGING
/**
* Handle to the HTTP server as provided by libmicrohttpd for IPv6.
*/
static struct GNUNET_PEERINFO_Handle *peerinfo;
+/**
+ * Set if we are allowed to advertise our hostlist to others.
+ */
+static int advertising;
+
+/**
+ * Buffer for the hostlist address
+ */
+static char *hostlist_uri;
+
+
+
/**
* Context for host processor.
*/
char *data;
};
-/**
- * Set if we are allowed to advertise our hostlist to others.
- */
-static int advertising;
-
-/**
- * Buffer for the hostlist address
- */
-static char *hostlist_uri;
/**
static void
finish_response (struct HostSet *results)
{
- if (response != NULL)
+ if (NULL != response)
MHD_destroy_response (response);
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Creating hostlist response with %u bytes\n",
(unsigned int) results->size);
-#endif
response =
MHD_create_response_from_data (results->size, results->data, MHD_YES,
MHD_NO);
- if ((daemon_handle_v4 == NULL) && (daemon_handle_v6 == NULL))
+ if ((NULL == daemon_handle_v4) && (NULL == daemon_handle_v6))
{
MHD_destroy_response (response);
response = NULL;
size_t s;
int has_addr;
- if (err_msg != NULL)
+ if (NULL != err_msg)
{
GNUNET_assert (NULL == peer);
pitr = NULL;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
_("Error in communication with PEERINFO service: %s\n"),
err_msg);
return;
}
- if (peer == NULL)
+ if (NULL == peer)
{
pitr = NULL;
finish_response (results);
return;
}
- if (hello == NULL)
+ if (NULL == hello)
return;
has_addr = GNUNET_NO;
GNUNET_HELLO_iterate_addresses (hello, GNUNET_NO, &check_has_addr, &has_addr);
}
old = results->size;
s = GNUNET_HELLO_size (hello);
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Received %u bytes of `%s' from peer `%s' for hostlist.\n",
(unsigned int) s, "HELLO", GNUNET_i2s (peer));
-#endif
if ((old + s >= GNUNET_MAX_MALLOC_CHECKED) ||
(old + s >= MAX_BYTES_PER_HOSTLISTS))
{
s, GNUNET_NO);
return; /* too large, skip! */
}
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Adding peer `%s' to hostlist (%u bytes)\n", GNUNET_i2s (peer),
(unsigned int) s);
-#endif
GNUNET_array_grow (results->data, results->size, old + s);
memcpy (&results->data[old], hello, s);
}
{
if (NULL == response)
{
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Received request for hostlist, but I am not yet ready; rejecting!\n");
-#endif
return MHD_NO;
}
return MHD_YES; /* accept all */
if (NULL == *con_cls)
{
(*con_cls) = &dummy;
-#if DEBUG_HOSTLIST_SERVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, _("Sending 100 CONTINUE reply\n"));
-#endif
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending 100 CONTINUE reply\n");
return MHD_YES; /* send 100 continue */
}
- if (*upload_data_size != 0)
+ if (0 != *upload_data_size)
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
_("Refusing `%s' request with %llu bytes of upload data\n"),
GNUNET_YES);
return MHD_NO; /* do not support upload data */
}
- if (response == NULL)
+ if (NULL == response)
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
_
adv_transmit_ready (void *cls, size_t size, void *buf)
{
static uint64_t hostlist_adv_count;
-
size_t transmission_size;
size_t uri_size; /* Including \0 termination! */
struct GNUNET_MessageHeader header;
char *cbuf;
- if (buf == NULL)
+ if (NULL == buf)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Transmission failed, buffer invalid!\n");
if (!advertising)
return;
- if (hostlist_uri == NULL)
+ if (NULL == hostlist_uri)
return;
size = strlen (hostlist_uri) + 1;
if (size + sizeof (struct GNUNET_MessageHeader) >=
/* nothing to do */
}
+
/**
* PEERINFO calls this function to let us know about a possible peer
* that we might want to connect to.
{
struct HostSet *results;
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Peerinfo is notifying us to rebuild our hostlist\n");
-#endif
- if (err_msg != NULL)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- _("Error in communication with PEERINFO service\n"));
- /* return; */
- }
+ if (NULL != err_msg)
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Error in communication with PEERINFO service: %s\n"),
+ err_msg);
+ if (NULL != pitr)
+ return; /* re-build already in progress ... */
results = GNUNET_malloc (sizeof (struct HostSet));
- GNUNET_assert (peerinfo != NULL);
+ GNUNET_assert (NULL != peerinfo);
pitr =
GNUNET_PEERINFO_iterate (peerinfo, NULL, GNUNET_TIME_UNIT_MINUTES,
&host_processor, results);
}
+
/**
* Function that queries MHD's select sets and
* starts the task waiting for them.
hostlist_task_v6 = prepare_daemon (daemon_handle);
}
+#define UNSIGNED_MHD_LONG_LONG unsigned MHD_LONG_LONG
/**
* Function that queries MHD's select sets and
struct GNUNET_NETWORK_FDSet *wws;
struct GNUNET_NETWORK_FDSet *wes;
int max;
- unsigned MHD_LONG_LONG timeout;
+ UNSIGNED_MHD_LONG_LONG timeout;
int haveto;
struct GNUNET_TIME_Relative tv;
}
-
/**
* Start server offering our hostlist.
*
cfg = c;
stats = st;
peerinfo = GNUNET_PEERINFO_connect (cfg);
- if (peerinfo == NULL)
+ if (NULL == peerinfo)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Could not access PEERINFO service. Exiting.\n"));
GNUNET_CONFIGURATION_get_value_number (cfg, "HOSTLIST", "HTTPPORT",
&port))
return GNUNET_SYSERR;
- if ((port == 0) || (port > UINT16_MAX))
+ if ((0 == port) || (port > UINT16_MAX))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Invalid port number %llu. Exiting.\n"), port);
}
else
ip = NULL;
- if (ip != NULL)
+ if (NULL != ip)
{
if (1 == inet_pton (AF_INET, ip, &i4))
{
else
sa = NULL;
- daemon_handle_v6 = MHD_start_daemon (MHD_USE_IPv6
-#if DEBUG_HOSTLIST_SERVER
- | MHD_USE_DEBUG
-#endif
- , (unsigned short) port,
+ daemon_handle_v6 = MHD_start_daemon (MHD_USE_IPv6 | MHD_USE_DEBUG,
+ (uint16_t) port,
&accept_policy_callback, NULL,
&access_handler_callback, NULL,
MHD_OPTION_CONNECTION_LIMIT,
MHD_OPTION_SOCK_ADDR,
sa,
MHD_OPTION_END);
- daemon_handle_v4 = MHD_start_daemon (MHD_NO_FLAG
-#if DEBUG_HOSTLIST_SERVER
- | MHD_USE_DEBUG
-#endif
- , (unsigned short) port,
+ daemon_handle_v4 = MHD_start_daemon (MHD_NO_FLAG | MHD_USE_DEBUG,
+ (uint16_t) port,
&accept_policy_callback, NULL,
&access_handler_callback, NULL,
MHD_OPTION_CONNECTION_LIMIT,
sa,
MHD_OPTION_END);
- if ((daemon_handle_v6 == NULL) && (daemon_handle_v4 == NULL))
+ if ((NULL == daemon_handle_v6) && (NULL == daemon_handle_v4))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Could not start hostlist HTTP server on port %u\n"),
}
core = co;
-
*server_ch = &connect_handler;
*server_dh = &disconnect_handler;
-
if (daemon_handle_v4 != NULL)
hostlist_task_v4 = prepare_daemon (daemon_handle_v4);
if (daemon_handle_v6 != NULL)
hostlist_task_v6 = prepare_daemon (daemon_handle_v6);
- notify = GNUNET_PEERINFO_notify (cfg, process_notify, NULL);
+ notify = GNUNET_PEERINFO_notify (cfg, &process_notify, NULL);
return GNUNET_OK;
}
+
/**
* Stop server offering our hostlist.
*/
void
GNUNET_HOSTLIST_server_stop ()
{
-#if DEBUG_HOSTLIST_SERVER
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Hostlist server shutdown\n");
-#endif
- if (NULL != notify)
- {
- GNUNET_PEERINFO_notify_cancel (notify);
- notify = NULL;
- }
if (GNUNET_SCHEDULER_NO_TASK != hostlist_task_v6)
{
GNUNET_SCHEDULER_cancel (hostlist_task_v6);
GNUNET_SCHEDULER_cancel (hostlist_task_v4);
hostlist_task_v4 = GNUNET_SCHEDULER_NO_TASK;
}
- if (pitr != NULL)
- {
- GNUNET_PEERINFO_iterate_cancel (pitr);
- pitr = NULL;
- }
if (NULL != daemon_handle_v4)
{
MHD_stop_daemon (daemon_handle_v4);
MHD_stop_daemon (daemon_handle_v6);
daemon_handle_v6 = NULL;
}
- if (response != NULL)
+ if (NULL != response)
{
MHD_destroy_response (response);
response = NULL;
}
- if (peerinfo != NULL)
+ if (NULL != notify)
+ {
+ GNUNET_PEERINFO_notify_cancel (notify);
+ notify = NULL;
+ }
+ if (NULL != pitr)
+ {
+ GNUNET_PEERINFO_iterate_cancel (pitr);
+ pitr = NULL;
+ }
+ if (NULL != peerinfo)
{
GNUNET_PEERINFO_disconnect (peerinfo);
peerinfo = NULL;