root/webserver/example/freeRTOS/Demo/ARM7_LPC2368_Rowley/webserver/httpd-fs.c

Revision 14, 3.9 kB (checked in by phil, 15 years ago)

added unmodified FreeRTOS package V5.4.1 with only web srv demo source for LPC2368 for CrossWorks?

Line 
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. Neither the name of the Institute nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the lwIP TCP/IP stack.
30  *
31  * Author: Adam Dunkels <adam@sics.se>
32  *
33  * $Id: httpd-fs.c,v 1.1 2006/06/07 09:13:08 adam Exp $
34  */
35
36 #include "httpd.h"
37 #include "httpd-fs.h"
38 #include "httpd-fsdata.h"
39
40 #ifndef NULL
41 #define NULL 0
42 #endif /* NULL */
43
44 #include "httpd-fsdata.c"
45
46 #if HTTPD_FS_STATISTICS
47 static u16_t count[HTTPD_FS_NUMFILES];
48 #endif /* HTTPD_FS_STATISTICS */
49
50 /*-----------------------------------------------------------------------------------*/
51 static u8_t
52 httpd_fs_strcmp(const char *str1, const char *str2)
53 {
54   u8_t i;
55   i = 0;
56  loop:
57
58   if(str2[i] == 0 ||
59      str1[i] == '\r' ||
60      str1[i] == '\n') {
61     return 0;
62   }
63
64   if(str1[i] != str2[i]) {
65     return 1;
66   }
67
68
69   ++i;
70   goto loop;
71 }
72 /*-----------------------------------------------------------------------------------*/
73 int
74 httpd_fs_open(const char *name, struct httpd_fs_file *file)
75 {
76 #if HTTPD_FS_STATISTICS
77   u16_t i = 0;
78 #endif /* HTTPD_FS_STATISTICS */
79   struct httpd_fsdata_file_noconst *f;
80
81   for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
82       f != NULL;
83       f = (struct httpd_fsdata_file_noconst *)f->next) {
84
85     if(httpd_fs_strcmp(name, f->name) == 0) {
86       file->data = f->data;
87       file->len = f->len;
88 #if HTTPD_FS_STATISTICS
89       ++count[i];
90 #endif /* HTTPD_FS_STATISTICS */
91       return 1;
92     }
93 #if HTTPD_FS_STATISTICS
94     ++i;
95 #endif /* HTTPD_FS_STATISTICS */
96
97   }
98   return 0;
99 }
100 /*-----------------------------------------------------------------------------------*/
101 void
102 httpd_fs_init(void)
103 {
104 #if HTTPD_FS_STATISTICS
105   u16_t i;
106   for(i = 0; i < HTTPD_FS_NUMFILES; i++) {
107     count[i] = 0;
108   }
109 #endif /* HTTPD_FS_STATISTICS */
110 }
111 /*-----------------------------------------------------------------------------------*/
112 #if HTTPD_FS_STATISTICS
113 u16_t httpd_fs_count
114 (char *name)
115 {
116   struct httpd_fsdata_file_noconst *f;
117   u16_t i;
118
119   i = 0;
120   for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
121       f != NULL;
122       f = (struct httpd_fsdata_file_noconst *)f->next) {
123
124     if(httpd_fs_strcmp(name, f->name) == 0) {
125       return count[i];
126     }
127     ++i;
128   }
129   return 0;
130 }
131 #endif /* HTTPD_FS_STATISTICS */
132 /*-----------------------------------------------------------------------------------*/
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