forked from Archive/PX4-Autopilot
119 lines
4.3 KiB
C
119 lines
4.3 KiB
C
/****************************************************************************
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* netutils/webserver/httpd.h
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*
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* Copyright (C) 2007, 2009 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Based on uIP which also has a BSD style license:
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*
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* Author: Adam Dunkels <adam@sics.se>
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* Copyright (c) 2001-2005, Adam Dunkels.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef _NETUTILS_WEBSERVER_HTTPD_H
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#define _NETUTILS_WEBSERVER_HTTPD_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <nuttx/net/uip/uip.h>
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#include <nuttx/net/uip/uipopt.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* As threads are created to handle each request, a stack must be allocated
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* for the thread. Use a default if the user provided no stacksize.
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*/
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#ifndef CONFIG_NETUTILS_HTTPDSTACKSIZE
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# define CONFIG_NETUTILS_HTTPDSTACKSIZE 4096
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#endif
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#undef CONFIG_NETUTILS_HTTPDFSSTATS
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#define CONFIG_NETUTILS_HTTPDFSSTATS 1
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#ifndef CONFIG_NET_STATISTICS
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# undef CONFIG_NETUTILS_HTTPDNETSTATS
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#endif
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/* For efficiency reasons, the size of the IO buffer should be a multiple
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* of the TCP MSS value. Also, the current design requires that the IO
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* buffer be sufficiently large to contain the entire GET request.
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*/
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#define HTTPD_IOBUFFER_SIZE (3*UIP_TCP_MSS)
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/* this is the maximum size of a file path */
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#define HTTPD_MAX_FILENAME 20
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct httpd_fs_file
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{
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char *data;
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int len;
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};
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struct httpd_state
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{
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char ht_buffer[HTTPD_IOBUFFER_SIZE]; /* recv()/send() buffer */
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char ht_filename[HTTPD_MAX_FILENAME]; /* filename from GET command */
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struct httpd_fs_file ht_file; /* Fake file data to send */
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int ht_sockfd; /* The socket descriptor from accept() */
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char *ht_scriptptr;
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uint16_t ht_scriptlen;
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uint16_t ht_sndlen;
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef CONFIG_NETUTILS_HTTPDFSSTATS
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#if CONFIG_NETUTILS_HTTPDFSSTATS == 1
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extern uint16_t httpd_fs_count(char *name);
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#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
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#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
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/* file must be allocated by caller and will be filled in by the function. */
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int httpd_fs_open(const char *name, struct httpd_fs_file *file);
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void httpd_fs_init(void);
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#endif /* _NETUTILS_WEBSERVER_HTTPD_H */
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