Contiki 2.6

httpd-fs.c

00001 /*
00002  * Copyright (c) 2001, Swedish Institute of Computer Science.
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. Neither the name of the Institute nor the names of its contributors 
00014  *    may be used to endorse or promote products derived from this software 
00015  *    without specific prior written permission. 
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
00027  * SUCH DAMAGE. 
00028  *
00029  * This file is part of the lwIP TCP/IP stack.
00030  * 
00031  * Author: Adam Dunkels <adam@sics.se>
00032  *
00033  * $Id: httpd-fs.c,v 1.1 2007/11/28 09:40:13 matsutsuka Exp $
00034  */
00035 
00036 #include "contiki-net.h"
00037 #include "httpd.h"
00038 #include "httpd-fs.h"
00039 #include "httpd-fsdata.h"
00040 
00041 #include "httpd-fsdata.c"
00042 #include "ctk/libconio_arch-small.h"
00043 
00044 #if HTTPD_FS_STATISTICS
00045 static uint16_t count[HTTPD_FS_NUMFILES];
00046 #endif /* HTTPD_FS_STATISTICS */
00047 
00048 /*-----------------------------------------------------------------------------------*/
00049 static uint8_t
00050 httpd_fs_strcmp(const char *str1, const char *str2)
00051 {
00052   uint8_t i;
00053   i = 0;
00054 
00055 loop:
00056   if(str2[i] == 0 ||
00057      str1[i] == '\r' || 
00058      str1[i] == '\n') {
00059     return 0;
00060   }
00061 
00062   if(str1[i] != str2[i]) {
00063     return 1;
00064   }
00065 
00066   ++i;
00067   goto loop;
00068 }
00069 /*-----------------------------------------------------------------------------------*/
00070 int
00071 httpd_fs_open(const char *name, struct httpd_fs_file *file)
00072 {
00073 #if HTTPD_FS_STATISTICS
00074   uint16_t i = 0;
00075 #endif /* HTTPD_FS_STATISTICS */
00076   char* ch;
00077   struct httpd_fsdata_file_noconst *f;
00078 
00079   libputs_arch(name);
00080   for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
00081       f != NULL;
00082       f = (struct httpd_fsdata_file_noconst *)f->next) {
00083 
00084     if(httpd_fs_strcmp(name, f->name) == 0) {
00085       file->data = f->data;
00086       file->len = f->len;
00087 #if HTTPD_FS_STATISTICS
00088       ++count[i];
00089 #endif /* HTTPD_FS_STATISTICS */
00090       return 1;
00091     }
00092 #if HTTPD_FS_STATISTICS
00093     ++i;
00094 #endif /* HTTPD_FS_STATISTICS */
00095 
00096   }
00097   return 0;
00098 }
00099 /*-----------------------------------------------------------------------------------*/
00100 void
00101 httpd_fs_init(void)
00102 {
00103 #if HTTPD_FS_STATISTICS
00104   uint16_t i;
00105   for(i = 0; i < HTTPD_FS_NUMFILES; i++) {
00106     count[i] = 0;
00107   }
00108 #endif /* HTTPD_FS_STATISTICS */
00109 }
00110 /*-----------------------------------------------------------------------------------*/
00111 #if HTTPD_FS_STATISTICS
00112 uint16_t
00113 httpd_fs_count(char *name)
00114 {
00115   struct httpd_fsdata_file_noconst *f;
00116   uint16_t i;
00117 
00118   i = 0;
00119   for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
00120       f != NULL;
00121       f = (struct httpd_fsdata_file_noconst *)f->next) {
00122 
00123     if(httpd_fs_strcmp(name, f->name) == 0) {
00124       return count[i];
00125     }
00126     ++i;
00127   }
00128   return 0;
00129 }
00130 #endif /* HTTPD_FS_STATISTICS */
00131 /*-----------------------------------------------------------------------------------*/