httpd.h

00001 /*
00002  * Copyright (c) 2001-2005, Adam Dunkels.
00003  * All rights reserved. 
00004  *
00005  * Redistribution and use in source and binary forms, with or without 
00006  * modification, are permitted provided that the following conditions 
00007  * are met: 
00008  * 1. Redistributions of source code must retain the above copyright 
00009  *    notice, this list of conditions and the following disclaimer. 
00010  * 2. Redistributions in binary form must reproduce the above copyright 
00011  *    notice, this list of conditions and the following disclaimer in the 
00012  *    documentation and/or other materials provided with the distribution. 
00013  * 3. The name of the author may not be used to endorse or promote
00014  *    products derived from this software without specific prior
00015  *    written permission.  
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
00018  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00019  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
00021  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
00023  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00024  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
00025  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00026  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00027  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
00028  *
00029  * This file is part of the uIP TCP/IP stack.
00030  *
00031  * $Id: httpd.h,v 1.4 2009/07/24 15:41:52 dak664 Exp $
00032  *
00033  */
00034 
00035 #ifndef __HTTPD_H__
00036 #define __HTTPD_H__
00037 
00038 
00039 #include "contiki-net.h"
00040 #include "httpd-fs.h" 
00041 #include "lib/petsciiconv.h"
00042 
00043 struct httpd_state {
00044   unsigned char timer;
00045   struct psock sin, sout;
00046   struct pt outputpt, scriptpt;
00047   char inputbuf[50];
00048   char filename[20];
00049   char state;
00050   struct httpd_fs_file file;  
00051   int len;
00052   char *scriptptr;
00053   int scriptlen;
00054   union {
00055     unsigned short count;
00056     void *ptr;
00057   } u;
00058 };
00059 /* httpd string storage is in RAM by default. Other storage can be defined here */
00060 #define HTTPD_STRING_TYPE PROGMEM_TYPE
00061 #define PROGMEM_TYPE 1
00062 #define EEPROM_TYPE 2
00063 
00064 #if HTTPD_STRING_TYPE==PROGMEM_TYPE
00065 #define HTTPD_STRING_ATTR PROGMEM
00066 /* These will fail if the server strings are above 64K in program flash */
00067 #define httpd_memcpy       memcpy_P
00068 #define httpd_strcpy       strcpy_P
00069 #define httpd_strcmp       strcmp_P
00070 #define httpd_strncmp      strncmp_P
00071 #define httpd_strlen       strlen_P
00072 #define httpd_snprintf     snprintf_P
00073 #elif HTTPD_STRING_TYPE==EEPROM_TYPE
00074 #define HTTPD_STRING_ATTR EEPROM
00075 /* These are not implemented as yet */
00076 #define httpd_memcpy       memcpy_E
00077 #define httpd_strcpy       strcpy_E
00078 #define httpd_strcmp       strcmp_E
00079 #define httpd_strncmp      strncmp_E
00080 #define httpd_strlen       strlen_E
00081 #define httpd_snprintf     snprintf_E
00082 #else
00083 #define httpd_memcpy       memcpy
00084 #define httpd_strcpy       strcpy
00085 #define httpd_strcmp       strcmp
00086 #define httpd_strncmp      strncmp
00087 #define httpd_strlen       strlen
00088 #define httpd_snprintf     snprintf
00089 #endif
00090 
00091 void httpd_init(void);
00092 void httpd_appcall(void *state);
00093 
00094 #endif /* __HTTPD_H__ */