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authorMatthias Schiffer <mschiffer@universe-factory.net>2013-08-29 11:53:34 +0200
committerMatthias Schiffer <mschiffer@universe-factory.net>2013-08-29 11:53:34 +0200
commit620f1cd45f44eb2dc2d9dd16bdf6ba4512a1bd69 (patch)
treeb499f013579302ee0c57538a8879d56c86dd756c /src/dlist.h
parentdcaf41a18e1bd9014d1cf3ca7a7129a1be76e811 (diff)
downloadfastd-620f1cd45f44eb2dc2d9dd16bdf6ba4512a1bd69.tar
fastd-620f1cd45f44eb2dc2d9dd16bdf6ba4512a1bd69.zip
Replace old task queue
The handshakes are now schedules in a doubly-linked list that is maintained as a part of the peer structure.
Diffstat (limited to 'src/dlist.h')
-rw-r--r--src/dlist.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/dlist.h b/src/dlist.h
new file mode 100644
index 0000000..98b7fd3
--- /dev/null
+++ b/src/dlist.h
@@ -0,0 +1,63 @@
+/*
+ Copyright (c) 2012-2013, Matthias Schiffer <mschiffer@universe-factory.net>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#ifndef _FASTD_DLIST_H_
+#define _FASTD_DLIST_H_
+
+#include "types.h"
+
+#include <stdlib.h>
+
+
+typedef struct fastd_dlist_head fastd_dlist_head_t;
+
+struct fastd_dlist_head {
+ fastd_dlist_head_t *prev;
+ fastd_dlist_head_t *next;
+};
+
+
+static inline void fastd_dlist_insert(fastd_dlist_head_t *list, fastd_dlist_head_t *elem) {
+ elem->prev = list;
+ elem->next = list->next;
+
+ list->next = elem;
+
+ if (elem->next)
+ elem->next->prev = elem;
+}
+
+static inline void fastd_dlist_remove(fastd_dlist_head_t *elem) {
+ if (elem->prev)
+ elem->prev->next = elem->next;
+
+ if (elem->next)
+ elem->next->prev = elem->prev;
+
+ elem->prev = elem->next = NULL;
+}
+
+#endif /* _FASTD_DLIST_H_ */