adamdunkels | 9fcf9d6 | 2003-09-04 19:46:32 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2001, Swedish Institute of Computer Science. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. All advertising materials mentioning features or use of this software |
| 14 | * must display the following acknowledgement: |
| 15 | * This product includes software developed by the Swedish Institute |
| 16 | * of Computer Science and its contributors. |
| 17 | * 4. Neither the name of the Institute nor the names of its contributors |
| 18 | * may be used to endorse or promote products derived from this software |
| 19 | * without specific prior written permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND |
| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE |
| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 31 | * SUCH DAMAGE. |
| 32 | * |
| 33 | * This file is part of the lwIP TCP/IP stack. |
| 34 | * |
| 35 | * Author: Adam Dunkels <adam@sics.se> |
| 36 | * |
| 37 | * $Id: httpd-fs.c,v 1.1 2003/09/04 19:46:33 adamdunkels Exp $ |
| 38 | */ |
| 39 | |
| 40 | #include "uip.h" |
| 41 | #include "httpd.h" |
| 42 | #include "httpd-fs.h" |
| 43 | #include "httpd-fsdata.h" |
| 44 | |
| 45 | #include "httpd-fsdata.c" |
| 46 | |
| 47 | #if HTTPD_FS_STATISTICS |
| 48 | static u16_t count[HTTPD_FS_NUMFILES]; |
| 49 | #endif /* HTTPD_FS_STATISTICS */ |
| 50 | |
| 51 | /*-----------------------------------------------------------------------------------*/ |
| 52 | static u8_t |
| 53 | httpd_fs_strcmp(const char *str1, const char *str2) |
| 54 | { |
| 55 | u8_t i; |
| 56 | i = 0; |
| 57 | loop: |
| 58 | |
| 59 | if(str2[i] == 0 || |
| 60 | str1[i] == '\r' || |
| 61 | str1[i] == '\n') { |
| 62 | return 0; |
| 63 | } |
| 64 | |
| 65 | if(str1[i] != str2[i]) { |
| 66 | return 1; |
| 67 | } |
| 68 | |
| 69 | |
| 70 | ++i; |
| 71 | goto loop; |
| 72 | } |
| 73 | /*-----------------------------------------------------------------------------------*/ |
| 74 | int |
| 75 | httpd_fs_open(const char *name, struct httpd_fs_file *file) |
| 76 | { |
| 77 | #if HTTPD_FS_STATISTICS |
| 78 | u16_t i = 0; |
| 79 | #endif /* HTTPD_FS_STATISTICS */ |
| 80 | struct httpd_fsdata_file_noconst *f; |
| 81 | |
| 82 | for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT; |
| 83 | f != NULL; |
| 84 | f = (struct httpd_fsdata_file_noconst *)f->next) { |
| 85 | |
| 86 | if(httpd_fs_strcmp(name, f->name) == 0) { |
| 87 | file->data = f->data; |
| 88 | file->len = f->len; |
| 89 | #if HTTPD_FS_STATISTICS |
| 90 | ++count[i]; |
| 91 | #endif /* HTTPD_FS_STATISTICS */ |
| 92 | return 1; |
| 93 | } |
| 94 | #if HTTPD_FS_STATISTICS |
| 95 | ++i; |
| 96 | #endif /* HTTPD_FS_STATISTICS */ |
| 97 | |
| 98 | } |
| 99 | return 0; |
| 100 | } |
| 101 | /*-----------------------------------------------------------------------------------*/ |
| 102 | void |
| 103 | httpd_fs_init(void) |
| 104 | { |
| 105 | #if HTTPD_FS_STATISTICS |
| 106 | u16_t i; |
| 107 | for(i = 0; i < HTTPD_FS_NUMFILES; i++) { |
| 108 | count[i] = 0; |
| 109 | } |
| 110 | #endif /* HTTPD_FS_STATISTICS */ |
| 111 | } |
| 112 | /*-----------------------------------------------------------------------------------*/ |
| 113 | #if HTTPD_FS_STATISTICS |
| 114 | u16_t httpd_fs_count |
| 115 | (char *name) |
| 116 | { |
| 117 | struct httpd_fsdata_file_noconst *f; |
| 118 | u16_t i; |
| 119 | |
| 120 | i = 0; |
| 121 | for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT; |
| 122 | f != NULL; |
| 123 | f = (struct httpd_fsdata_file_noconst *)f->next) { |
| 124 | |
| 125 | if(httpd_fs_strcmp(name, f->name) == 0) { |
| 126 | return count[i]; |
| 127 | } |
| 128 | ++i; |
| 129 | } |
| 130 | return 0; |
| 131 | } |
| 132 | #endif /* HTTPD_FS_STATISTICS */ |
| 133 | /*-----------------------------------------------------------------------------------*/ |