--- /dev/null
+/******************************************************************************/
+/* pfixtools: a collection of postfix related tools */
+/* ~~~~~~~~~ */
+/* ________________________________________________________________________ */
+/* */
+/* 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. */
+/* 3. The names of its contributors may not be used to endorse or promote */
+/* products derived from this software without specific prior written */
+/* permission. */
+/* */
+/* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. */
+/******************************************************************************/
+
+/*
+ * Copyright © 2008 Florent Bruneau
+ */
+
+#ifndef PFIXTOOLS_SERVER_H
+#define PFIXTOOLS_SERVER_H
+
+#include "buffer.h"
+
+typedef struct server_t server_t;
+
+typedef void *(*start_listener_t)(void);
+typedef void (*delete_client_t)(void*);
+typedef void *(*start_client_t)(server_t*);
+typedef int (*run_client_t)(server_t*, void*);
+
+struct server_t {
+ unsigned listener : 1;
+ int fd;
+ buffer_t ibuf;
+ buffer_t obuf;
+ void* data;
+ delete_client_t clear_data;
+};
+
+int start_server(int port, start_listener_t starter, delete_client_t deleter);
+
+int server_loop(start_client_t starter, delete_client_t deleter,
+ run_client_t runner, void* config);
+
+#endif