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jeremybenn |
/*
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* Copyright (c) 2001, Swedish Institute of Computer Science.
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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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* 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. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: httpd-fs.c 2 2011-07-17 20:13:17Z filepang@gmail.com $
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*/
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#include "httpd.h"
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#include "httpd-fs.h"
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#include "httpd-fsdata.h"
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#ifndef NULL
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#define NULL 0
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#endif /* NULL */
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#include "httpd-fsdata.c"
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#if HTTPD_FS_STATISTICS
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static u16_t count[HTTPD_FS_NUMFILES];
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#endif /* HTTPD_FS_STATISTICS */
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/*-----------------------------------------------------------------------------------*/
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static u8_t
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httpd_fs_strcmp(const char *str1, const char *str2)
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{
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u8_t i;
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i = 0;
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loop:
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if(str2[i] == 0 ||
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str1[i] == '\r' ||
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str1[i] == '\n') {
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return 0;
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}
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if(str1[i] != str2[i]) {
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return 1;
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}
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++i;
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goto loop;
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}
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/*-----------------------------------------------------------------------------------*/
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int
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httpd_fs_open(const char *name, struct httpd_fs_file *file)
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{
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#if HTTPD_FS_STATISTICS
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u16_t i = 0;
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#endif /* HTTPD_FS_STATISTICS */
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struct httpd_fsdata_file_noconst *f;
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for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
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f != NULL;
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f = (struct httpd_fsdata_file_noconst *)f->next) {
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if(httpd_fs_strcmp(name, f->name) == 0) {
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file->data = f->data;
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file->len = f->len;
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#if HTTPD_FS_STATISTICS
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++count[i];
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#endif /* HTTPD_FS_STATISTICS */
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return 1;
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}
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#if HTTPD_FS_STATISTICS
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++i;
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#endif /* HTTPD_FS_STATISTICS */
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}
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return 0;
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}
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/*-----------------------------------------------------------------------------------*/
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void
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httpd_fs_init(void)
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{
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#if HTTPD_FS_STATISTICS
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u16_t i;
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for(i = 0; i < HTTPD_FS_NUMFILES; i++) {
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count[i] = 0;
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}
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#endif /* HTTPD_FS_STATISTICS */
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}
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/*-----------------------------------------------------------------------------------*/
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#if HTTPD_FS_STATISTICS
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u16_t httpd_fs_count
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(char *name)
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{
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struct httpd_fsdata_file_noconst *f;
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u16_t i;
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i = 0;
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for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
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f != NULL;
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f = (struct httpd_fsdata_file_noconst *)f->next) {
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if(httpd_fs_strcmp(name, f->name) == 0) {
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return count[i];
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}
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++i;
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}
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return 0;
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}
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#endif /* HTTPD_FS_STATISTICS */
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/*-----------------------------------------------------------------------------------*/
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