/*
This file is part of GNUnet.
- (C) 2012 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2012 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
* @file gnunet-gns-helper-service-w32.c
* @author Christian Grothoff
* @author LRN
*/
-#define INITGUID
#include "platform.h"
#include <gnunet_util_lib.h>
#include <gnunet_identity_service.h>
#include <gnunet_dnsparser_lib.h>
#include <gnunet_namestore_service.h>
#include <gnunet_gns_service.h>
+#include <initguid.h>
#include "gnunet_w32nsp_lib.h"
#include "w32resolver.h"
#include <nspapi.h>
struct request
{
+ /**
+ * We keep these in a doubly-linked list (for cleanup).
+ */
+ struct request *next;
+
+ /**
+ * We keep these in a doubly-linked list (for cleanup).
+ */
+ struct request *prev;
+
struct GNUNET_SERVER_Client *client;
GUID sc;
int af;
struct GNUNET_GNS_LookupRequest *lookup_request;
};
+/**
+ * Head of the doubly-linked list (for cleanup).
+ */
+static struct request *rq_head;
+
+/**
+ * Tail of the doubly-linked list (for cleanup).
+ */
+static struct request *rq_tail;
+
/**
* Handle to GNS service.
*/
* Task run on shutdown. Cleans up everything.
*
* @param cls unused
- * @param tc scheduler context
*/
static void
-do_shutdown (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+do_shutdown (void *cls)
{
+ struct request *rq;
if (NULL != id_op)
{
GNUNET_IDENTITY_cancel (id_op);
GNUNET_IDENTITY_disconnect (identity);
identity = NULL;
}
+ while (NULL != (rq = rq_head))
+ {
+ if (NULL != rq->lookup_request)
+ GNUNET_GNS_lookup_cancel(rq->lookup_request);
+ GNUNET_CONTAINER_DLL_remove (rq_head, rq_tail, rq);
+ GNUNET_free_non_null (rq->name);
+ if (rq->u8name)
+ free (rq->u8name);
+ GNUNET_free (rq);
+ }
if (NULL != gns)
{
GNUNET_GNS_disconnect (gns);
*/
struct GNUNET_SERVER_TransmitHandle *th;
+
+ /**
+ * Handle for the client to which to send
+ */
+ struct GNUNET_SERVER_Client *client;
};
return 0;
}
GNUNET_assert (size >= msize);
- memcpy (buf, tcc->msg, msize);
+ GNUNET_memcpy (buf, tcc->msg, msize);
GNUNET_free (tcc->msg);
GNUNET_free (tcc);
+ for (tcc = tcc_head; tcc; tcc = tcc->next)
+ {
+ if (NULL == tcc->th)
+ {
+ tcc->th = GNUNET_SERVER_notify_transmit_ready (tcc->client,
+ ntohs (tcc->msg->size),
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &transmit_callback, tcc);
+ break;
+ }
+ }
return msize;
}
GNUNET_free (msg);
return;
}
- tcc = GNUNET_malloc (sizeof (struct TransmitCallbackContext));
+ tcc = GNUNET_new (struct TransmitCallbackContext);
tcc->msg = msg;
- if (NULL ==
- (tcc->th =
- GNUNET_SERVER_notify_transmit_ready (client,
- ntohs (msg->size),
- GNUNET_TIME_UNIT_FOREVER_REL,
- &transmit_callback, tcc)))
- {
- GNUNET_break (0);
- GNUNET_free (msg);
- GNUNET_free (tcc);
- return;
- }
+ tcc->client = client;
+ tcc->th = GNUNET_SERVER_notify_transmit_ready (client,
+ ntohs (msg->size),
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &transmit_callback, tcc);
GNUNET_CONTAINER_DLL_insert (tcc_head, tcc_tail, tcc);
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Got lookup result with count %u for rq %p with client %p\n",
rd_count, rq, rq->client);
+ rq->lookup_request = NULL;
if (rd_count == 0)
{
msg->header.size = htons (size);
msg->header.type = htons (GNUNET_MESSAGE_TYPE_W32RESOLVER_RESPONSE);
transmit (rq->client, &msg->header);
+ GNUNET_CONTAINER_DLL_remove (rq_head, rq_tail, rq);
GNUNET_free_non_null (rq->name);
if (rq->u8name)
free (rq->u8name);
}
size += blobsize;
}
- size += sizeof (struct GNUNET_MessageHeader);
size_recalc = sizeof (struct GNUNET_W32RESOLVER_GetMessage) + sizeof (WSAQUERYSETW);
msg = GNUNET_malloc (size);
msg->header.size = htons (size - sizeof (struct GNUNET_MessageHeader));
msg->sc_data1 = htonl (rq->sc.Data1);
msg->sc_data2 = htons (rq->sc.Data2);
msg->sc_data3 = htons (rq->sc.Data3);
- msg->sc_data4 = 0;
for (i = 0; i < 8; i++)
- msg->sc_data4 |= rq->sc.Data4[i] << ((7 - i) * 8);
- msg->sc_data4 = GNUNET_htonll (msg->sc_data4);
+ msg->sc_data4[i] = rq->sc.Data4[i];
qs = (WSAQUERYSETW *) &msg[1];
ptr = (char *) &qs[1];
GNUNET_break (size_recalc == (size_t) ((char *) ptr - (char *) msg));
ptr += sizeof (GUID);
size_recalc += sizeof (GUID);
GNUNET_break (size_recalc == (size_t) ((char *) ptr - (char *) msg));
- memcpy (qs->lpServiceClassId, &rq->sc, sizeof (GUID));
+ GNUNET_memcpy (qs->lpServiceClassId, &rq->sc, sizeof (GUID));
qs->lpVersion = NULL;
qs->dwNameSpace = NS_DNS;
qs->lpNSProviderId = (GUID *) ptr;
ptr += sizeof (GUID);
size_recalc += sizeof (GUID);
GNUNET_break (size_recalc == (size_t) ((char *) ptr - (char *) msg));
- memcpy (qs->lpNSProviderId, &GNUNET_NAMESPACE_PROVIDER_DNS, sizeof (GUID));
+ GNUNET_memcpy (qs->lpNSProviderId, &GNUNET_NAMESPACE_PROVIDER_DNS, sizeof (GUID));
qs->lpszContext = NULL;
qs->dwNumberOfProtocols = 0;
qs->lpafpProtocols = NULL;
size_recalc += sizeof (struct in_addr);
GNUNET_break (size_recalc == (size_t) ((char *) ptr - (char *) msg));
- memcpy (he->h_addr_list[j], rd[i].data, sizeof (struct in_addr));
+ GNUNET_memcpy (he->h_addr_list[j], rd[i].data, sizeof (struct in_addr));
j++;
}
else if (rq->af == AF_INET6 && rd[i].record_type == GNUNET_DNSPARSER_TYPE_AAAA)
size_recalc += sizeof (struct in6_addr);
GNUNET_break (size_recalc == (size_t) ((char *) ptr - (char *) msg));
- memcpy (he->h_addr_list[j], rd[i].data, sizeof (struct in6_addr));
+ GNUNET_memcpy (he->h_addr_list[j], rd[i].data, sizeof (struct in6_addr));
j++;
}
}
he->h_addr_list[j] = NULL;
}
- msgend = (struct GNUNET_MessageHeader *) ptr;
- ptr += sizeof (struct GNUNET_MessageHeader);
- size_recalc += sizeof (struct GNUNET_MessageHeader);
+ msgend = GNUNET_new (struct GNUNET_MessageHeader);
msgend->type = htons (GNUNET_MESSAGE_TYPE_W32RESOLVER_RESPONSE);
msgend->size = htons (sizeof (struct GNUNET_MessageHeader));
}
MarshallWSAQUERYSETW (qs, &rq->sc);
transmit (rq->client, &msg->header);
+ transmit (rq->client, msgend);
+ GNUNET_CONTAINER_DLL_remove (rq_head, rq_tail, rq);
GNUNET_free_non_null (rq->name);
if (rq->u8name)
free (rq->u8name);
af == AF_INET ? "IPv4" : af == AF_INET6 ? "IPv6" : "anything",
hostname);
- rq = GNUNET_malloc (sizeof (struct request));
+ rq = GNUNET_new (struct request);
rq->sc = sc;
rq->client = client;
rq->af = af;
if (namelen)
{
rq->name = GNUNET_malloc ((namelen + 1) * sizeof (wchar_t));
- memcpy (rq->name, name, (namelen + 1) * sizeof (wchar_t));
+ GNUNET_memcpy (rq->name, name, (namelen + 1) * sizeof (wchar_t));
rq->u8name = hostname;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Lookup launched, waiting for a reply\n");
GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ GNUNET_CONTAINER_DLL_insert (rq_head, rq_tail, rq);
}
else
{
const struct GNUNET_W32RESOLVER_GetMessage *msg;
GUID sc;
uint16_t size;
- uint64_t data4;
int i;
const wchar_t *hostname;
int af;
}
msize = ntohs (message->size);
- if (msize < sizeof (struct GNUNET_W32RESOLVER_GetMessage))
+ if (msize <= sizeof (struct GNUNET_W32RESOLVER_GetMessage))
{
GNUNET_break (0);
GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
msg = (const struct GNUNET_W32RESOLVER_GetMessage *) message;
size = msize - sizeof (struct GNUNET_W32RESOLVER_GetMessage);
af = ntohl (msg->af);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got NBO GUID: %08X-%04X-%04X-%016llX\n",
- msg->sc_data1, msg->sc_data2, msg->sc_data3, msg->sc_data4);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Got NBO GUID: %08X-%04X-%04X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X\n",
+ msg->sc_data1, msg->sc_data2, msg->sc_data3, msg->sc_data4[0], msg->sc_data4[1],
+ msg->sc_data4[2], msg->sc_data4[3], msg->sc_data4[4], msg->sc_data4[5],
+ msg->sc_data4[6], msg->sc_data4[7]);
sc.Data1 = ntohl (msg->sc_data1);
sc.Data2 = ntohs (msg->sc_data2);
sc.Data3 = ntohs (msg->sc_data3);
- data4 = GNUNET_ntohll (msg->sc_data4);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got GUID: %08X-%04X-%04X-%016llX\n",
- sc.Data1, sc.Data2, sc.Data3, data4);
for (i = 0; i < 8; i++)
- sc.Data4[i] = 0xFF & (data4 >> ((7 - i) * 8));
+ sc.Data4[i] = msg->sc_data4[i];
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Got GUID: %08X-%04X-%04X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X\n",
+ sc.Data1, sc.Data2, sc.Data3, sc.Data4[0], sc.Data4[1], sc.Data4[2],
+ sc.Data4[3], sc.Data4[4], sc.Data4[5], sc.Data4[6], sc.Data4[7]);
hostname = (const wchar_t *) &msg[1];
- if (hostname[size - 1] != L'\0')
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "name of %u bytes (last word is 0x%0X): %*S\n",
+ size, hostname[size / 2 - 2], size / 2, hostname);
+ if (hostname[size / 2 - 1] != L'\0')
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "name of length %u, not 0-terminated: %*S\n",
- size, size, hostname);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "name of length %u, not 0-terminated (%d-th word is 0x%0X): %*S\n",
+ size, size / 2 - 1, hostname[size / 2 - 1], size, hostname);
GNUNET_break (0);
GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
return;
GNUNET_SCHEDULER_shutdown ();
return;
}
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &do_shutdown,
- NULL);
+ GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
+ NULL);
identity = GNUNET_IDENTITY_connect (cfg, NULL, NULL);
if (NULL == identity)