* Add AIO framework for linux io(3) interface.

1 files changed, 65 insertions, 0 deletions

diff --git a/src/aio_event.h b/src/aio_event.h
new file mode 100644
index 000000000..3149174b9
--- /dev/null
+++ b/src/aio_event.h
@@ -0,0 +1,65 @@
+/* Copyright (c) 2010-2011, Vsevolod Stakhov
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *       * Redistributions of source code must retain the above copyright
+ *         notice, this list of conditions and the following disclaimer.
+ *       * 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 ''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 AUTHOR 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 AIO_EVENT_H_
+#define AIO_EVENT_H_
+
+#include "config.h"
+
+/**
+ * AIO context
+ */
+struct aio_context;
+
+/**
+ * Callback for notifying
+ */
+typedef void (*rspamd_aio_cb) (gint res, gsize len, gpointer data, gpointer ud);
+
+/**
+ * Initialize aio with specified event base
+ */
+struct aio_context* rspamd_aio_init (struct event_base *base);
+
+/**
+ * Open file for aio
+ */
+gint rspamd_aio_open (struct aio_context *ctx, const gchar *path, int flags);
+
+/**
+ * Asynchronous read of file
+ */
+gint rspamd_aio_read (gint fd, gpointer buf, gsize len, struct aio_context *ctx, rspamd_aio_cb cb, gpointer ud);
+
+/**
+ * Asynchronous write of file
+ */
+gint rspamd_aio_write (gint fd, gpointer buf, gsize len, struct aio_context *ctx, rspamd_aio_cb cb, gpointer ud);
+
+/**
+ * Close of aio operations
+ */
+gint rspamd_aio_close (gint fd, struct aio_context *ctx);
+
+#endif /* AIO_EVENT_H_ */