summaryrefslogtreecommitdiffstats
path: root/firmware/include/dircache_redirect.h
blob: 9a8de2fecd6aca12c5b51c9d0fee5e182546a02a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2014 by Michael Sevakis
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/
#ifndef _DIRCACHE_REDIRECT_H_

#include "rbpaths.h"
#include "pathfuncs.h"
#include "dir.h"
#include "dircache.h"

/***
 ** Internal redirects that depend upon whether or not dircache is made
 **
 ** Some stuff deals with it, some doesn't right now. This is a nexus point..
 **/

/** File binding **/

static inline void get_rootinfo_internal(struct file_base_info *infop)
{
#ifdef HAVE_DIRCACHE
    dircache_get_rootinfo(infop);
#else
    (void)infop;
#endif
}

static inline void fileobj_bind_file(struct file_base_binding *bindp)
{
#ifdef HAVE_DIRCACHE
    dircache_bind_file(bindp);
#else
    file_binding_insert_last(bindp);
#endif
}

static inline void fileobj_unbind_file(struct file_base_binding *bindp)
{
#ifdef HAVE_DIRCACHE
    dircache_unbind_file(bindp);
#else
    file_binding_remove(bindp);
#endif
}


/** File event handlers **/

static inline void fileop_onopen_internal(struct filestr_base *stream,
                                          struct file_base_info *srcinfop,
                                          unsigned int callflags)
{
    fileobj_fileop_open(stream, srcinfop, callflags);
}

static inline void fileop_onclose_internal(struct filestr_base *stream)
{
    fileobj_fileop_close(stream);
}

static inline void fileop_oncreate_internal(struct filestr_base *stream,
                                            struct file_base_info *srcinfop,
                                            unsigned int callflags,
                                            struct file_base_info *dirinfop,
                                            const char *basename)
{
#ifdef HAVE_DIRCACHE
    dircache_dcfile_init(&srcinfop->dcfile);
#endif
    fileobj_fileop_create(stream, srcinfop, callflags);
#ifdef HAVE_DIRCACHE
    struct dirinfo_native din;
    fill_dirinfo_native(&din);
    dircache_fileop_create(dirinfop, stream->bindp, basename, &din);
#endif
    (void)dirinfop; (void)basename;
}

static inline void fileop_onremove_internal(struct filestr_base *stream,
                                            struct file_base_info *oldinfop)
{
    fileobj_fileop_remove(stream, oldinfop);
#ifdef HAVE_DIRCACHE
    dircache_fileop_remove(stream->bindp);
#endif
}

static inline void fileop_onrename_internal(struct filestr_base *stream,
                                            struct file_base_info *oldinfop,
                                            struct file_base_info *dirinfop,
                                            const char *basename)
{
    fileobj_fileop_rename(stream, oldinfop);
#ifdef HAVE_DIRCACHE
    dircache_fileop_rename(dirinfop, stream->bindp, basename);
#endif
    (void)dirinfop; (void)basename;
}

static inline void fileop_onsync_internal(struct filestr_base *stream)
{
    fileobj_fileop_sync(stream);
#ifdef HAVE_DIRCACHE
    struct dirinfo_native din;
    fill_dirinfo_native(&din);
    dircache_fileop_sync(stream->bindp, &din);
#endif
}

static inline void volume_onmount_internal(IF_MV_NONVOID(int volume))
{
#ifdef HAVE_MULTIVOLUME
    char path[VOL_MAX_LEN+2];
    make_volume_root(volume, path);
#else
    const char *path = PATH_ROOTSTR;
#endif
    root_mount_path(path, RB_ROOT_VOL_HIDDEN(volume) ? NSITEM_HIDDEN : 0);
#ifdef HAVE_MULTIVOLUME
    if (volume == path_strip_volume(RB_ROOT_CONTENTS_DIR, NULL, false))
#endif
        root_mount_path(RB_ROOT_CONTENTS_DIR, NSITEM_CONTENTS);
#ifdef HAVE_DIRCACHE
    dircache_mount();
#endif
}

static inline void volume_onunmount_internal(IF_MV_NONVOID(int volume))
{
#ifdef HAVE_DIRCACHE
    /* First, to avoid update of something about to be destroyed anyway */
    dircache_unmount(IF_MV(volume));
#endif
    root_unmount_volume(IF_MV(volume));
    fileobj_mgr_unmount(IF_MV(volume));
}

static inline void fileop_onunmount_internal(struct filestr_base *stream)
{

    if (stream->flags & FD_WRITE)
        force_close_writer_internal(stream); /* try to save stuff */
    else
        fileop_onclose_internal(stream);     /* just readers, bye */
}


/** Directory reading **/

static inline int readdir_dirent(struct filestr_base *stream,
                                 struct dirscan_info *scanp,
                                 struct dirent *entry)
{
#ifdef HAVE_DIRCACHE
    return dircache_readdir_dirent(stream, scanp, entry);
#else
    return uncached_readdir_dirent(stream, scanp, entry);
#endif
}

static inline void rewinddir_dirent(struct dirscan_info *scanp)
{
#ifdef HAVE_DIRCACHE
    dircache_rewinddir_dirent(scanp);
#else
    uncached_rewinddir_dirent(scanp);
#endif
}

static inline int readdir_internal(struct filestr_base *stream,
                                   struct file_base_info *infop,
                                   struct fat_direntry *fatent)
{
#ifdef HAVE_DIRCACHE
    return dircache_readdir_internal(stream, infop, fatent);
#else
    return uncached_readdir_internal(stream, infop, fatent);
#endif
}

static inline void rewinddir_internal(struct file_base_info *infop)
{
#ifdef HAVE_DIRCACHE
    dircache_rewinddir_internal(infop);
#else
    uncached_rewinddir_internal(infop);
#endif
}


/** Misc. stuff **/

static inline struct fat_direntry *get_dir_fatent_dircache(void)
{
#ifdef HAVE_DIRCACHE
    return get_dir_fatent();
#else
    return NULL;
#endif
}

#endif /* _DIRCACHE_REDIRECT_H_ */