--- /dev/null
+/****************************************************************************
+ *
+ * Copyright 2016 Samsung Electronics All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the specific
+ * language governing permissions and limitations under the License.
+ *
+ ****************************************************************************/
+/****************************************************************************
+ * apps/include/netutils/httpd.h
+ *
+ * Copyright (C) 2007, 2009, 2011-2012, 2014 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Based on uIP which also has a BSD style license:
+ *
+ * Author: Adam Dunkels <adam@sics.se>
+ * Copyright (c) 2001-2005, Adam Dunkels.
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote
+ * products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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 __APPS_INCLUDE_NETUTILS_HTTPD_H
+#define __APPS_INCLUDE_NETUTILS_HTTPD_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <tinyara/net/tcp.h>
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <limits.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* As threads are created to handle each request, a stack must be allocated
+ * for the thread. Use a default if the user provided no stacksize.
+ */
+
+#ifndef CONFIG_NETUTILS_HTTPDSTACKSIZE
+#define CONFIG_NETUTILS_HTTPDSTACKSIZE 4096
+#endif
+
+#ifndef CONFIG_NETUTILS_HTTPDFSSTATS
+#define CONFIG_NETUTILS_HTTPDFSSTATS
+#endif
+
+#ifndef CONFIG_NETUTILS_HTTPDFILESTATS
+#define CONFIG_NETUTILS_HTTPDFILESTATS
+#endif
+
+#undef CONFIG_NETUTILS_HTTPDNETSTATS
+
+/* For efficiency reasons, the size of the IO buffer should be a multiple
+ * of the TCP MSS value. Also, the current design requires that the IO
+ * buffer be sufficiently large to contain the entire GET request.
+ *
+ * In the case where there are multiple network devices with different
+ * link layer protocols (CONFIG_NET_MULTILINK), each network device
+ * may support a different TCP MSS value. Here we arbitrarily select
+ * the minimum MSS for that case.
+ */
+
+#define HTTPD_IOBUFFER_SIZE (3*MIN_TCP_MSS)
+
+/* This is the maximum size of a file path */
+
+#ifndef CONFIG_NETUTILS_HTTPD_MAXPATH
+#define CONFIG_NETUTILS_HTTPD_MAXPATH PATH_MAX
+#endif
+
+#define HTTPD_MAX_FILENAME CONFIG_NETUTILS_HTTPD_MAXPATH
+
+/* Other tunable values. If you need to change these values, please create
+ * new configurations in apps/netutils/webserver/Kconfig
+ */
+
+#define HTTPD_MAX_CONTENTLEN 32
+#define HTTPD_MAX_HEADERLEN 180
+
+/****************************************************************************
+ * Public types
+ ****************************************************************************/
+
+
+struct httpd_fs_file {
+ char *data;
+ int len;
+#if defined(CONFIG_NETUTILS_HTTPD_MMAP) || defined(CONFIG_NETUTILS_HTTPD_SENDFILE)
+ int fd;
+#endif
+};
+
+struct httpd_state {
+ char ht_buffer[HTTPD_IOBUFFER_SIZE]; /* recv() buffer */
+ char ht_filename[HTTPD_MAX_FILENAME]; /* filename from GET command */
+#ifndef CONFIG_NETUTILS_HTTPD_KEEPALIVE_DISABLE
+ bool ht_keepalive; /* Connection: keep-alive */
+#endif
+ struct httpd_fs_file ht_file; /* Fake file data to send */
+ int ht_sockfd; /* The socket descriptor from accept() */
+ char *ht_scriptptr;
+ uint16_t ht_scriptlen;
+ uint16_t ht_sndlen;
+};
+
+struct httpd_fsdata_file {
+ const struct httpd_fsdata_file *next;
+ FAR const uint8_t *name;
+ FAR const uint8_t *data;
+ int len;
+#ifdef CONFIG_NETUTILS_HTTPDFSSTATS
+ uint16_t count;
+#endif
+};
+
+struct httpd_fsdata_file_noconst {
+ FAR struct httpd_fsdata_file *next;
+ FAR char *name;
+ FAR char *data;
+ int len;
+#ifdef CONFIG_NETUTILS_HTTPDFSSTATS
+ uint16_t count;
+#endif
+};
+
+typedef void (*httpd_cgifunction)(struct httpd_state *, char *);
+
+struct httpd_cgi_call {
+ struct httpd_cgi_call *next;
+ const char *name;
+ httpd_cgifunction function;
+};
+
+/* HTTPD CGI function declaration
+ *
+ * Description:
+ * This macro is used for declaring a HTTPD CGI function. This function is
+ * then added to the list of HTTPD CGI functions with the httpd_cgi_register()
+ * function.
+
+ * Input Parameters:
+ *
+ * name The C variable name of the function
+ * str The string name of the function, used in the script file
+ * function A pointer to the function that implements it
+ */
+
+#define HTTPD_CGI_CALL(name, str, function) \
+static void function(struct httpd_state *, char *); \
+static struct httpd_cgi_call name = {NULL, str, function}
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+void httpd_init(void);
+int httpd_listen(void);
+void httpd_cgi_register(struct httpd_cgi_call *cgi_call);
+uint16_t httpd_fs_count(char *name);
+
+const struct httpd_fsdata_file g_httpdfs_root[];
+const int g_httpd_numfiles;
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __APPS_INCLUDE_NETUTILS_HTTPD_H */
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