*/
#include "platform.h"
+#include "gnunet-service-fs.h"
#include "gnunet-service-fs_lc.h"
+#include "gnunet-service-fs_cp.h"
+#include "gnunet-service-fs_pr.h"
/**
*/
struct GSF_LocalClient *lc;
-};
+ /**
+ * Task scheduled to destroy the request.
+ */
+ GNUNET_SCHEDULER_TaskIdentifier kill_task;
+};
/**
};
-
/**
* A local client.
*/
}
+/**
+ * Free the given client request.
+ *
+ * @param cls the client request to free
+ * @param tc task context
+ */
+static void
+client_request_destroy (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct ClientRequest *cr = cls;
+ struct GSF_LocalClient *lc;
+
+ cr->kill_task = GNUNET_SCHEDULER_NO_TASK;
+ lc = cr->lc;
+ GNUNET_CONTAINER_DLL_remove (lc->cr_head,
+ lc->cr_tail,
+ cr);
+ GSF_pending_request_cancel_ (cr->pr);
+ GNUNET_STATISTICS_update (GSF_stats,
+ gettext_noop ("# client searches active"),
+ - 1,
+ GNUNET_NO);
+ GNUNET_free (cr);
+}
+
+
/**
* Handle a reply to a pending request. Also called if a request
* expires (then with data == NULL). The handler may be called
* expiration.
*
* @param cls user-specified closure
+ * @param eval evaluation of the result
* @param pr handle to the original pending request
+ * @param reply_anonymity_level anonymity level for the reply, UINT32_MAX for "unknown"
+ * @param expiration when does 'data' expire?
+ * @param type type of the block
* @param data response data, NULL on request expiration
* @param data_len number of bytes in data
- * @param more GNUNET_YES if the request remains active (may call
- * this function again), GNUNET_NO if the request is
- * finished (client must not call GSF_pending_request_cancel_)
*/
static void
client_response_handler (void *cls,
+ enum GNUNET_BLOCK_EvaluationResult eval,
struct GSF_PendingRequest *pr,
+ uint32_t reply_anonymity_level,
+ struct GNUNET_TIME_Absolute expiration,
+ enum GNUNET_BLOCK_Type type,
const void *data,
- size_t data_len,
- int more)
+ size_t data_len)
{
struct ClientRequest *cr = cls;
+ struct GSF_LocalClient *lc;
+ struct PutMessage *pm;
+ const struct GSF_PendingRequestData *prd;
+ size_t msize;
if (NULL == data)
{
/* ugh, request 'timed out' -- how can this be? */
GNUNET_break (0);
- GNUNET_assert (GNUNET_NO == more);
return;
}
- /* FIXME: adapt old code below to new API! */
-
- GNUNET_STATISTICS_update (stats,
- gettext_noop ("# replies received for local clients"),
- 1,
- GNUNET_NO);
- cl = pr->client_request_list->client_list;
- msize = sizeof (struct PutMessage) + prq->size;
- creply = GNUNET_malloc (msize + sizeof (struct ClientResponseMessage));
- creply->msize = msize;
- creply->client_list = cl;
- GNUNET_CONTAINER_DLL_insert_after (cl->res_head,
- cl->res_tail,
- cl->res_tail,
- creply);
- pm = (struct PutMessage*) &creply[1];
- pm->header.type = htons (GNUNET_MESSAGE_TYPE_FS_PUT);
- pm->header.size = htons (msize);
- pm->type = htonl (prq->type);
- pm->expiration = GNUNET_TIME_absolute_hton (prq->expiration);
- memcpy (&pm[1], prq->data, prq->size);
- if (NULL == cl->th)
- {
-#if DEBUG_FS
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Transmitting result for query `%s' to client\n",
- GNUNET_h2s (key));
-#endif
- cl->th = GNUNET_SERVER_notify_transmit_ready (cl->client,
- msize,
- GNUNET_TIME_UNIT_FOREVER_REL,
- &transmit_to_client,
- cl);
- }
- GNUNET_break (cl->th != NULL);
- if (pr->do_remove)
- {
- prq->finished = GNUNET_YES;
- destroy_pending_request (pr);
- }
-
+ prd = GSF_pending_request_get_data_ (pr);
+ GNUNET_break (type != GNUNET_BLOCK_TYPE_ANY);
+ if ( (prd->type != type) &&
+ (prd->type != GNUNET_BLOCK_TYPE_ANY) )
+ {
+ GNUNET_break (0);
+ return;
+ }
+ GNUNET_STATISTICS_update (GSF_stats,
+ gettext_noop ("# replies received for local clients"),
+ 1,
+ GNUNET_NO);
+ GNUNET_assert (pr == cr->pr);
+ lc = cr->lc;
+ msize = sizeof (struct PutMessage) + data_len;
+ {
+ char buf[msize];
+
+ pm = (struct PutMessage*) buf;
+ pm->header.type = htons (GNUNET_MESSAGE_TYPE_FS_PUT);
+ pm->header.size = htons (msize);
+ pm->type = htonl (type);
+ pm->expiration = GNUNET_TIME_absolute_hton (expiration);
+ memcpy (&pm[1], data, data_len);
+ GSF_local_client_transmit_ (lc, &pm->header);
+ }
+#if DEBUG_FS_CLIENT
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Queued reply to query `%s' for local client\n",
+ GNUNET_h2s (&prd->query),
+ (unsigned int) prd->type);
+#endif
+ if (eval != GNUNET_BLOCK_EVALUATION_OK_LAST)
+ return;
+ cr->kill_task = GNUNET_SCHEDULER_add_now (&client_request_destroy,
+ cr);
}
-
/**
* Handle START_SEARCH-message (search request from local client).
*
const struct SearchMessage *sm;
struct GSF_LocalClient *lc;
struct ClientRequest *cr;
- struct GSF_PendingRequest *pr;
+ struct GSF_PendingRequestData *prd;
uint16_t msize;
unsigned int sc;
enum GNUNET_BLOCK_Type type;
GNUNET_SYSERR);
return NULL;
}
- GNUNET_STATISTICS_update (stats,
+ GNUNET_STATISTICS_update (GSF_stats,
gettext_noop ("# client searches received"),
1,
GNUNET_NO);
sc = (msize - sizeof (struct SearchMessage)) / sizeof (GNUNET_HashCode);
sm = (const struct SearchMessage*) message;
type = ntohl (sm->type);
-#if DEBUG_FS
+#if DEBUG_FS_CLIENT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Received request for `%s' of type %u from local client\n",
GNUNET_h2s (&sm->query),
(type == GNUNET_BLOCK_TYPE_FS_NBLOCK) ||
(type == GNUNET_BLOCK_TYPE_ANY) )
{
+ /* FIXME: this does currently not work to filter duplicate
+ results from *local* datastore since the local store is
+ queried before we continue to process additional
+ messages from the client! -- fix protocol? */
cr = lc->cr_head;
- while ( (cl != NULL) &&
- ( (0 != memcmp (GSF_pending_request_get_query_ (cr->pr),
- &sm->query,
- sizeof (GNUNET_HashCode))) ||
- (GSF_pending_request_get_type_ (cr->pr) != type) ) )
- cr = cr->next;
- if (crl != NULL)
+ while (cr != NULL)
+ {
+ prd = GSF_pending_request_get_data_ (cr->pr);
+ if ( (0 != memcmp (&prd->query,
+ &sm->query,
+ sizeof (GNUNET_HashCode))) &&
+ (prd->type == type) )
+ break;
+ cr = cr->next;
+ }
+ if (cr != NULL)
{
-#if DEBUG_FS
+#if DEBUG_FS_CLIENT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Have existing request, merging content-seen lists.\n");
#endif
GSF_pending_request_update_ (cr->pr,
- &sm[1],
+ (const GNUNET_HashCode*) &sm[1],
sc);
- GNUNET_STATISTICS_update (stats,
+ GNUNET_STATISTICS_update (GSF_stats,
gettext_noop ("# client searches updated (merged content seen list)"),
1,
GNUNET_NO);
}
}
- GNUNET_STATISTICS_update (stats,
+ GNUNET_STATISTICS_update (GSF_stats,
gettext_noop ("# client searches active"),
1,
GNUNET_NO);
cr->pr = GSF_pending_request_create_ (options,
type,
&sm->query,
- (type == GNUNET_BLOCK_TYPE_SBLOCK)
+ (type == GNUNET_BLOCK_TYPE_FS_SBLOCK)
? &sm->target /* namespace */
: NULL,
(0 != memcmp (&sm->target,
&all_zeros,
sizeof (GNUNET_HashCode)))
- ? &sm->target,
+ ? (const struct GNUNET_PeerIdentity*) &sm->target
: NULL,
NULL, 0, 0 /* bf */,
ntohl (sm->anonymity_level),
0 /* priority */,
- &sm[1], sc,
+ 0 /* ttl */,
+ 0 /* sender PID */,
+ (const GNUNET_HashCode*) &sm[1], sc,
&client_response_handler,
cr);
return cr->pr;
struct ClientResponse *res;
size_t msize;
- cl->th = NULL;
+ lc->th = NULL;
if (NULL == buf)
return 0;
msize = 0;
memcpy (&cbuf[msize], &res[1], res->msize);
msize += res->msize;
size -= res->msize;
- GNUNET_CONTAINER_DLL_remove (cl->res_head,
- cl->res_tail,
+ GNUNET_CONTAINER_DLL_remove (lc->res_head,
+ lc->res_tail,
res);
GNUNET_free (res);
}
res = GNUNET_malloc (sizeof (struct ClientResponse) + msize);
res->lc = lc;
res->msize = msize;
+ memcpy (&res[1], msg, msize);
GNUNET_CONTAINER_DLL_insert_tail (lc->res_head,
lc->res_tail,
res);
- if (NULL == lc->tc)
- lc->tc = GNUNET_CLIENT_notify_transmit_ready (lc->client,
+ if (NULL == lc->th)
+ lc->th = GNUNET_SERVER_notify_transmit_ready (lc->client,
msize,
GNUNET_TIME_UNIT_FOREVER_REL,
- GNUNET_NO,
&transmit_to_client,
lc);
}
*/
void
GSF_client_disconnect_handler_ (void *cls,
- const struct GNUNET_SERVER_Client *client)
+ struct GNUNET_SERVER_Client *client)
{
struct GSF_LocalClient *pos;
- struct DisconnectCallback *dc;
struct ClientRequest *cr;
struct ClientResponse *res;
(pos->client != client) )
pos = pos->next;
if (pos == NULL)
- return pos;
+ return;
while (NULL != (cr = pos->cr_head))
{
GNUNET_CONTAINER_DLL_remove (pos->cr_head,
pos->cr_tail,
cr);
GSF_pending_request_cancel_ (cr->pr);
+ GNUNET_STATISTICS_update (GSF_stats,
+ gettext_noop ("# client searches active"),
+ - 1,
+ GNUNET_NO);
+ if (GNUNET_SCHEDULER_NO_TASK != cr->kill_task)
+ GNUNET_SCHEDULER_cancel (cr->kill_task);
GNUNET_free (cr);
}
while (NULL != (res = pos->res_head))
pos->th = NULL;
}
GSF_handle_local_client_disconnect_ (pos);
+ GNUNET_CONTAINER_DLL_remove (client_head,
+ client_tail,
+ pos);
GNUNET_free (pos);
}