ret += p->size;
size -= p->size;
GNUNET_CONTAINER_DLL_remove (sh->pending_head, sh->pending_tail, p);
- if (GNUNET_YES == p->is_init)
- GNUNET_CLIENT_receive (sh->client, &process_ats_message, sh,
- GNUNET_TIME_UNIT_FOREVER_REL);
GNUNET_free (p);
}
do_transmit (sh);
return;
}
}
+
+ if (NULL == sh->suggest_cb)
+ return;
+
address.peer = m->peer;
address.address = plugin_address;
address.address_length = plugin_address_length;
address.transport_name = plugin_name;
+ address.local_info = ntohl(m->address_local_info);
if ((s == NULL) && (0 == address.address_length))
{
return;
}
- sh->suggest_cb (sh->suggest_cb_cls, &address, s, m->bandwidth_out,
+ sh->suggest_cb (sh->suggest_cb_cls,
+ (const struct GNUNET_PeerIdentity *) &m->peer,
+ &address, s, m->bandwidth_out,
m->bandwidth_in, atsi, ats_count);
GNUNET_CLIENT_receive (sh->client, &process_ats_message, sh,
GNUNET_assert (NULL == sh->client);
sh->client = GNUNET_CLIENT_connect ("ats", sh->cfg);
GNUNET_assert (NULL != sh->client);
+ GNUNET_CLIENT_receive (sh->client, &process_ats_message, sh,
+ GNUNET_TIME_UNIT_FOREVER_REL);
if ((NULL == (p = sh->pending_head)) || (GNUNET_YES != p->is_init))
{
p = GNUNET_malloc (sizeof (struct PendingMessage) +
return NULL;
}
+/**
+ * Convert a ATS property to a string
+ *
+ * @param type the atsi type
+ * @return a string or NULL if invalid
+ */
+const char *
+GNUNET_ATS_print_property_type (uint32_t type)
+{
+ char *props[GNUNET_ATS_PropertyCount] = GNUNET_ATS_PropertyStrings;
+ if ((type > 0) && (type < GNUNET_ATS_PropertyCount))
+ return props[type];
+ return NULL;
+}
+
/**
* Returns where the address is located: LAN or WAN or ...
{
struct GNUNET_ATS_SchedulingHandle *sh;
- sh = GNUNET_malloc (sizeof (struct GNUNET_ATS_SchedulingHandle));
+ sh = GNUNET_new (struct GNUNET_ATS_SchedulingHandle);
sh->cfg = cfg;
sh->suggest_cb = suggest_cb;
sh->suggest_cb_cls = suggest_cb_cls;
}
/**
- * We would like to establish a new connection with a peer. ATS
- * should suggest a good address to begin with.
+ * We would like to receive address suggestions for a peer. ATS will
+ * respond with a call to the continuation immediately containing an address or
+ * no address if none is available. ATS can suggest more addresses until we call
+ * #GNUNET_ATS_suggest_address_cancel.
+ *
*
* @param sh handle
* @param peer identity of the peer we need an address for
+ * @param cont the continuation to call with the address
+ * @param cont_cls the cls for the continuation
* @return suggest handle
*/
struct GNUNET_ATS_SuggestHandle *
GNUNET_ATS_suggest_address (struct GNUNET_ATS_SchedulingHandle *sh,
- const struct GNUNET_PeerIdentity *peer)
+ const struct GNUNET_PeerIdentity *peer,
+ GNUNET_ATS_AddressSuggestionCallback cont,
+ void *cont_cls)
{
struct PendingMessage *p;
struct RequestAddressMessage *m;
m->peer = *peer;
GNUNET_CONTAINER_DLL_insert_tail (sh->pending_head, sh->pending_tail, p);
do_transmit (sh);
- s = GNUNET_malloc (sizeof (struct GNUNET_ATS_SuggestHandle));
+ s = GNUNET_new (struct GNUNET_ATS_SuggestHandle);
s->id = (*peer);
GNUNET_CONTAINER_DLL_insert_tail (sh->sug_head, sh->sug_tail, s);
return s;
}
+/**
+ * Test if a address and a session is known to ATS
+ *
+ * @param sh the scheduling handle
+ * @param address the address
+ * @param session the session
+ * @return GNUNET_YES or GNUNET_NO
+ */
+int
+GNUNET_ATS_session_known (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct GNUNET_HELLO_Address *address,
+ struct Session *session)
+{
+ int s;
+ if (NULL != session)
+ {
+ if (NOT_FOUND != (s = find_session_id (sh, session, &address->peer)))
+ {
+ /* Existing */
+ return GNUNET_YES;
+ }
+ return GNUNET_NO;
+ }
+ return GNUNET_NO;
+}
+
/**
* We have a new address ATS should know. Addresses have to be added with this
* function before they can be: updated, set in use and destroyed
return GNUNET_SYSERR;
}
- namelen =
- (address->transport_name ==
- NULL) ? 0 : strlen (address->transport_name) + 1;
- msize =
- sizeof (struct AddressUpdateMessage) + address->address_length +
+ namelen = (address->transport_name == NULL) ? 0 : strlen (address->transport_name) + 1;
+
+ msize = sizeof (struct AddressUpdateMessage) + address->address_length +
ats_count * sizeof (struct GNUNET_ATS_Information) + namelen;
if ((msize >= GNUNET_SERVER_MAX_MESSAGE_SIZE) ||
(address->address_length >= GNUNET_SERVER_MAX_MESSAGE_SIZE) ||
if (NULL != session)
{
- s = find_session_id (sh, session, &address->peer);
- if (NOT_FOUND != s)
+ if (NOT_FOUND != (s = find_session_id (sh, session, &address->peer)))
{
/* Already existing, nothing todo */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Adding duplicate address for peer `%s', plugin `%s', session %p id %u\n",
- GNUNET_i2s (&address->peer),
- address->transport_name, session, s);
return GNUNET_SYSERR;
}
s = find_empty_session_slot (sh, session, &address->peer);
m->ats_count = htonl (ats_count);
m->peer = address->peer;
m->address_length = htons (address->address_length);
+ m->address_local_info = htonl ((uint32_t) address->local_info);
m->plugin_name_length = htons (namelen);
m->session_id = htonl (s);
* @param session session handle, can be NULL
* @param ats performance data for the address
* @param ats_count number of performance records in 'ats'
+ * @return GNUNET_YES on success, GNUNET_NO if address or session are unknown,
+ * GNUNET_SYSERR on hard failure
*/
-void
+int
GNUNET_ATS_address_update (struct GNUNET_ATS_SchedulingHandle *sh,
const struct GNUNET_HELLO_Address *address,
struct Session *session,
size_t msize;
uint32_t s = 0;
- if (address == NULL)
+ if (NULL == address)
{
GNUNET_break (0);
- return;
+ return GNUNET_SYSERR;
+ }
+ if (NULL == sh)
+ {
+ GNUNET_break (0);
+ return GNUNET_SYSERR;
}
- namelen =
- (address->transport_name ==
+ namelen = (address->transport_name ==
NULL) ? 0 : strlen (address->transport_name) + 1;
msize =
sizeof (struct AddressUpdateMessage) + address->address_length +
GNUNET_SERVER_MAX_MESSAGE_SIZE / sizeof (struct GNUNET_ATS_Information)))
{
GNUNET_break (0);
- return;
+ return GNUNET_SYSERR;
}
if (NULL != session)
{
s = find_session_id (sh, session, &address->peer);
if (NOT_FOUND == s)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Update for unknown address for peer `%s', plugin `%s', session %p id %u\n",
- GNUNET_i2s (&address->peer),
- address->transport_name, session, s);
-
- GNUNET_break (0);
- return;
- }
+ return GNUNET_NO;
}
p = GNUNET_malloc (sizeof (struct PendingMessage) + msize);
m->ats_count = htonl (ats_count);
m->peer = address->peer;
m->address_length = htons (address->address_length);
+ m->address_local_info = htonl ((uint32_t) address->local_info);
m->plugin_name_length = htons (namelen);
m->session_id = htonl (s);
memcpy (&pm[address->address_length], address->transport_name, namelen);
GNUNET_CONTAINER_DLL_insert_tail (sh->pending_head, sh->pending_tail, p);
do_transmit (sh);
- return;
+ return GNUNET_YES;
}
m->peer = address->peer;
m->in_use = htons (in_use);
m->address_length = htons (address->address_length);
+ m->address_local_info = htonl ((uint32_t) address->local_info);
m->plugin_name_length = htons (namelen);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
m->reserved = htonl (0);
m->peer = address->peer;
m->address_length = htons (address->address_length);
+ m->address_local_info = htonl ((uint32_t) address->local_info);
m->plugin_name_length = htons (namelen);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
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