BadVPN – Blame information for rev 1

Subversion Repositories:
Rev:
Rev Author Line No. Line
1 office 1 /*
2 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25 * OF SUCH DAMAGE.
26 *
27 * This file is part of the lwIP TCP/IP stack.
28 *
29 * Author: Adam Dunkels <adam@sics.se>
30 *
31 */
32 #ifndef LWIP_HDR_APPS_FS_H
33 #define LWIP_HDR_APPS_FS_H
34  
35 #include "httpd_opts.h"
36 #include "lwip/err.h"
37  
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41  
42 #define FS_READ_EOF -1
43 #define FS_READ_DELAYED -2
44  
45 #if HTTPD_PRECALCULATED_CHECKSUM
46 struct fsdata_chksum {
47 u32_t offset;
48 u16_t chksum;
49 u16_t len;
50 };
51 #endif /* HTTPD_PRECALCULATED_CHECKSUM */
52  
53 #define FS_FILE_FLAGS_HEADER_INCLUDED 0x01
54 #define FS_FILE_FLAGS_HEADER_PERSISTENT 0x02
55  
56 /** Define FS_FILE_EXTENSION_T_DEFINED if you have typedef'ed to your private
57 * pointer type (defaults to 'void' so the default usage is 'void*')
58 */
59 #ifndef FS_FILE_EXTENSION_T_DEFINED
60 typedef void fs_file_extension;
61 #endif
62  
63 struct fs_file {
64 const char *data;
65 int len;
66 int index;
67 /* pextension is free for implementations to hold private (extensional)
68 arbitrary data, e.g. holding some file state or file system handle */
69 fs_file_extension *pextension;
70 #if HTTPD_PRECALCULATED_CHECKSUM
71 const struct fsdata_chksum *chksum;
72 u16_t chksum_count;
73 #endif /* HTTPD_PRECALCULATED_CHECKSUM */
74 u8_t flags;
75 #if LWIP_HTTPD_CUSTOM_FILES
76 u8_t is_custom_file;
77 #endif /* LWIP_HTTPD_CUSTOM_FILES */
78 #if LWIP_HTTPD_FILE_STATE
79 void *state;
80 #endif /* LWIP_HTTPD_FILE_STATE */
81 };
82  
83 #if LWIP_HTTPD_FS_ASYNC_READ
84 typedef void (*fs_wait_cb)(void *arg);
85 #endif /* LWIP_HTTPD_FS_ASYNC_READ */
86  
87 err_t fs_open(struct fs_file *file, const char *name);
88 void fs_close(struct fs_file *file);
89 #if LWIP_HTTPD_DYNAMIC_FILE_READ
90 #if LWIP_HTTPD_FS_ASYNC_READ
91 int fs_read_async(struct fs_file *file, char *buffer, int count, fs_wait_cb callback_fn, void *callback_arg);
92 #else /* LWIP_HTTPD_FS_ASYNC_READ */
93 int fs_read(struct fs_file *file, char *buffer, int count);
94 #endif /* LWIP_HTTPD_FS_ASYNC_READ */
95 #endif /* LWIP_HTTPD_DYNAMIC_FILE_READ */
96 #if LWIP_HTTPD_FS_ASYNC_READ
97 int fs_is_file_ready(struct fs_file *file, fs_wait_cb callback_fn, void *callback_arg);
98 #endif /* LWIP_HTTPD_FS_ASYNC_READ */
99 int fs_bytes_left(struct fs_file *file);
100  
101 #if LWIP_HTTPD_FILE_STATE
102 /** This user-defined function is called when a file is opened. */
103 void *fs_state_init(struct fs_file *file, const char *name);
104 /** This user-defined function is called when a file is closed. */
105 void fs_state_free(struct fs_file *file, void *state);
106 #endif /* #if LWIP_HTTPD_FILE_STATE */
107  
108 struct fsdata_file {
109 const struct fsdata_file *next;
110 const unsigned char *name;
111 const unsigned char *data;
112 int len;
113 u8_t flags;
114 #if HTTPD_PRECALCULATED_CHECKSUM
115 u16_t chksum_count;
116 const struct fsdata_chksum *chksum;
117 #endif /* HTTPD_PRECALCULATED_CHECKSUM */
118 };
119  
120 #ifdef __cplusplus
121 }
122 #endif
123  
124 #endif /* LWIP_HDR_APPS_FS_H */