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authordimitri staessens <dimitri.staessens@intec.ugent.be>2016-11-01 11:17:40 +0000
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2016-11-01 11:17:40 +0000
commit0a9f1f2936381dfe350c1846b3bafc306590a88f (patch)
treee077cc1012baa343a73e84816ede6e5dd1e94c38 /src/ipcpd/normal/flat.c
parent409cf34d132c71910d7b9d452f54ae49154946f9 (diff)
parent2d88fdaaa018d607eca5ce057dfbdf41beb6125b (diff)
downloadouroboros-0a9f1f2936381dfe350c1846b3bafc306590a88f.tar.gz
ouroboros-0a9f1f2936381dfe350c1846b3bafc306590a88f.zip
Merged in sandervrijders/ouroboros/be-addr-auth (pull request #296)
ipcpd: normal: Add policy for obtaining a flat address
Diffstat (limited to 'src/ipcpd/normal/flat.c')
-rw-r--r--src/ipcpd/normal/flat.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/ipcpd/normal/flat.c b/src/ipcpd/normal/flat.c
new file mode 100644
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--- /dev/null
+++ b/src/ipcpd/normal/flat.c
@@ -0,0 +1,63 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Policy for flat addresses in a distributed way
+ *
+ * Sander Vrijders <sander.vrijders@intec.ugent.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#define OUROBOROS_PREFIX "flat-addr-auth"
+
+#include <ouroboros/config.h>
+#include <ouroboros/logs.h>
+
+#include <time.h>
+#include <stdlib.h>
+#include <math.h>
+
+#include "shm_pci.h"
+#include "ribmgr.h"
+
+int flat_init(void)
+{
+ srand(time(NULL));
+
+ return 0;
+}
+
+int flat_fini(void)
+{
+ return 0;
+}
+
+uint64_t flat_address(void)
+{
+ uint64_t addr;
+ uint64_t max_addr;
+ struct dt_const * dtc;
+
+ dtc = ribmgr_dt_const();
+ if (dtc == NULL)
+ return INVALID_ADDR;
+
+ max_addr = (1 << (8 * dtc->addr_size)) - 1;
+ addr = (rand() % (max_addr - 1)) + 1;
+
+ /* FIXME: Add check for uniqueness of address */
+
+ return addr;
+}