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authordimitri staessens <dimitri.staessens@intec.ugent.be>2016-12-21 14:59:33 +0100
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2016-12-21 14:59:33 +0100
commit55eaed508c9f68b350f29cf2c4e96be4e57b0b37 (patch)
tree940558479b10f3cb73216b76de31b21f85410854 /include
parentfc8d30f2d6e9f3e463aff81a1630ff56f9463a22 (diff)
parentb814df8ed2939649284533d61eb26c29ed2ab2c8 (diff)
downloadouroboros-55eaed508c9f68b350f29cf2c4e96be4e57b0b37.tar.gz
ouroboros-55eaed508c9f68b350f29cf2c4e96be4e57b0b37.zip
Merged in sandervrijders/ouroboros/be-pff (pull request #324)
lib, ipcpd: Add hashtable and PDU Forwarding Function
Diffstat (limited to 'include')
-rw-r--r--include/ouroboros/config.h.in1
-rw-r--r--include/ouroboros/hashtable.h50
2 files changed, 51 insertions, 0 deletions
diff --git a/include/ouroboros/config.h.in b/include/ouroboros/config.h.in
index 122899f3..2417a5c0 100644
--- a/include/ouroboros/config.h.in
+++ b/include/ouroboros/config.h.in
@@ -51,6 +51,7 @@
#define IPCPD_THREADPOOL_SIZE 3
#define LOG_DIR "/@LOG_DIR@/"
#define PTHREAD_COND_CLOCK CLOCK_MONOTONIC
+#define PFT_SIZE 1 << 12
/* Timeout values */
#define SHM_DU_TIMEOUT_MICROS 15000
#define IRMD_ACCEPT_TIMEOUT 100
diff --git a/include/ouroboros/hashtable.h b/include/ouroboros/hashtable.h
new file mode 100644
index 00000000..8a6dde94
--- /dev/null
+++ b/include/ouroboros/hashtable.h
@@ -0,0 +1,50 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Hash table with integer keys with separate chaining on collisions
+ *
+ * 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.
+ */
+
+#ifndef OUROBOROS_HASHTABLE_H
+#define OUROBOROS_HASHTABLE_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+struct htable;
+
+/* Buckets is rounded up to the nearest power of 2 */
+struct htable * htable_create(uint64_t buckets,
+ bool hash_key);
+
+int htable_destroy(struct htable * table);
+
+/* Passes ownership of the block of memory */
+int htable_insert(struct htable * table,
+ uint64_t key,
+ void * val);
+
+/* The block of memory returned is no copy */
+void * htable_lookup(struct htable * table,
+ uint64_t key);
+
+int htable_delete(struct htable * table,
+ uint64_t key);
+
+#endif /* OUROBOROS_HASHTABLE_H */