[CLEANUP] renamed include/haproxy to include/common
diff --git a/include/common/defaults.h b/include/common/defaults.h
new file mode 100644
index 0000000..449fc5f
--- /dev/null
+++ b/include/common/defaults.h
@@ -0,0 +1,94 @@
+/*
+ include/common/defaults.h
+ Miscellaneous default values.
+
+ Copyright (C) 2000-2006 Willy Tarreau - w@1wt.eu
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation, version 2.1
+ exclusively.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef _COMMON_DEFAULTS_H
+#define _COMMON_DEFAULTS_H
+
+
+/* CONFIG_HAP_MEM_OPTIM
+ * This enables use of memory pools instead of malloc()/free(). There
+ * is no reason to disable it, except perhaps for rare debugging.
+ */
+#ifndef CONFIG_HAP_NO_MEM_OPTIM
+# define CONFIG_HAP_MEM_OPTIM
+#endif /* CONFIG_HAP_NO_MEM_OPTIM */
+
+/*
+ * BUFSIZE defines the size of a read and write buffer. It is the maximum
+ * amount of bytes which can be stored by the proxy for each session. However,
+ * when reading HTTP headers, the proxy needs some spare space to add or rewrite
+ * headers if needed. The size of this spare is defined with MAXREWRITE. So it
+ * is not possible to process headers longer than BUFSIZE-MAXREWRITE bytes. By
+ * default, BUFSIZE=16384 bytes and MAXREWRITE=BUFSIZE/2, so the maximum length
+ * of headers accepted is 8192 bytes, which is in line with Apache's limits.
+ */
+#ifndef BUFSIZE
+#define BUFSIZE 16384
+#endif
+
+// reserved buffer space for header rewriting
+#ifndef MAXREWRITE
+#define MAXREWRITE (BUFSIZE / 2)
+#endif
+
+#define REQURI_LEN 1024
+#define CAPTURE_LEN 64
+
+// max # args on a configuration line
+#define MAX_LINE_ARGS 40
+
+// max # of added headers per request
+#define MAX_NEWHDR 10
+
+// max # of matches per regexp
+#define MAX_MATCH 10
+
+// cookie delimitor in "prefix" mode. This character is inserted between the
+// persistence cookie and the original value. The '~' is allowed by RFC2965,
+// and should not be too common in server names.
+#ifndef COOKIE_DELIM
+#define COOKIE_DELIM '~'
+#endif
+
+#define CONN_RETRIES 3
+
+#define CHK_CONNTIME 2000
+#define DEF_CHKINTR 2000
+#define DEF_FALLTIME 3
+#define DEF_RISETIME 2
+#define DEF_CHECK_REQ "OPTIONS / HTTP/1.0\r\n\r\n"
+
+/* Default connections limit.
+ *
+ * A system limit can be enforced at build time in order to avoid using haproxy
+ * beyond reasonable system limits. For this, just define SYSTEM_MAXCONN to the
+ * absolute limit accepted by the system. If the configuration specifies a
+ * higher value, it will be capped to SYSTEM_MAXCONN and a warning will be
+ * emitted. The only way to override this limit will be to set it via the
+ * command-line '-n' argument.
+ */
+#ifndef SYSTEM_MAXCONN
+#define DEFAULT_MAXCONN 2000
+#else
+#define DEFAULT_MAXCONN SYSTEM_MAXCONN
+#endif
+
+#endif /* _COMMON_DEFAULTS_H */