* Add initial implementation of proxy object

* Add simple smtp proxy worker

1 files changed, 66 insertions, 0 deletions

diff --git a/src/proxy.h b/src/proxy.h
new file mode 100644
index 000000000..6ebb08d56
--- /dev/null
+++ b/src/proxy.h
@@ -0,0 +1,66 @@
+/* Copyright (c) 2010-2012, 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 PROXY_H_
+#define PROXY_H_
+
+#include "config.h"
+#include "buffer.h"
+
+/**
+ * @file proxy.h
+ * Direct asynchronous proxy implementation
+ */
+
+typedef struct rspamd_proxy_s {
+	struct event client_ev;					/**< event for client's communication */
+	struct event backend_ev; 				/**< event for backend communication */
+	struct event_base *base;				/**< base for event operations */
+	memory_pool_t *pool;					/**< memory pool */
+	dispatcher_err_callback_t err_cb;		/**< error callback	*/
+	struct event_base *ev_base;				/**< event base */
+	gint cfd;								/**< client's socket */
+	gint bfd;								/**< backend's socket */
+	guint8 *buf;							/**< exchange buffer */
+	gsize bufsize;							/**< buffer size */
+	gint read_len;							/**< read length */
+	gint buf_offset;						/**< offset to write */
+	gpointer user_data;						/**< user's data for callbacks */
+	struct timeval *tv;						/**< timeout for communications */
+} rspamd_proxy_t;
+
+/**
+ * Create new proxy between cfd and bfd
+ * @param cfd client's socket
+ * @param bfd backend's socket
+ * @param bufsize size of exchange buffer
+ * @param err_cb callback for erorrs or completing
+ * @param ud user data for callback
+ * @return new proxy object
+ */
+rspamd_proxy_t* rspamd_create_proxy (gint cfd, gint bfd, memory_pool_t *pool,
+		struct event_base *base, gsize bufsize, struct timeval *tv,
+		dispatcher_err_callback_t err_cb, gpointer ud);
+
+#endif /* PROXY_H_ */