diff options
Diffstat (limited to 'firmware/include/file_internal.h')
-rw-r--r-- | firmware/include/file_internal.h | 43 |
1 files changed, 1 insertions, 42 deletions
diff --git a/firmware/include/file_internal.h b/firmware/include/file_internal.h index 5893737833..d62b5a8541 100644 --- a/firmware/include/file_internal.h +++ b/firmware/include/file_internal.h | |||
@@ -28,55 +28,14 @@ | |||
28 | #include "mutex.h" | 28 | #include "mutex.h" |
29 | #include "mrsw_lock.h" | 29 | #include "mrsw_lock.h" |
30 | #include "fs_attr.h" | 30 | #include "fs_attr.h" |
31 | #include "fs_defines.h" | ||
31 | #include "fat.h" | 32 | #include "fat.h" |
32 | #ifdef HAVE_DIRCACHE | 33 | #ifdef HAVE_DIRCACHE |
33 | #include "dircache.h" | 34 | #include "dircache.h" |
34 | #endif | 35 | #endif |
35 | 36 | ||
36 | /** Tuneable parameters **/ | ||
37 | |||
38 | /* limits for number of open descriptors - if you increase these values, make | ||
39 | certain that the disk cache has enough available buffers */ | ||
40 | #define MAX_OPEN_FILES 11 | ||
41 | #define MAX_OPEN_DIRS 12 | ||
42 | #define MAX_OPEN_HANDLES (MAX_OPEN_FILES+MAX_OPEN_DIRS) | 37 | #define MAX_OPEN_HANDLES (MAX_OPEN_FILES+MAX_OPEN_DIRS) |
43 | 38 | ||
44 | /* internal functions open streams as well; make sure they don't fail if all | ||
45 | user descs are busy; this needs to be at least the greatest quantity needed | ||
46 | at once by all internal functions */ | ||
47 | #ifdef HAVE_DIRCACHE | ||
48 | #define AUX_FILEOBJS 3 | ||
49 | #else | ||
50 | #define AUX_FILEOBJS 2 | ||
51 | #endif | ||
52 | |||
53 | /* number of components statically allocated to handle the vast majority | ||
54 | of path depths; should maybe be tuned for >= 90th percentile but for now, | ||
55 | imma just guessing based on something like: | ||
56 | root + 'Music' + 'Artist' + 'Album' + 'Disc N' + filename */ | ||
57 | #define STATIC_PATHCOMP_NUM 6 | ||
58 | |||
59 | #define MAX_COMPNAME 260 | ||
60 | |||
61 | /* unsigned value that will also hold the off_t range we need without | ||
62 | overflow */ | ||
63 | #define file_size_t uint32_t | ||
64 | |||
65 | #ifdef __USE_FILE_OFFSET64 | ||
66 | /* if we want, we can deal with files up to 2^32-1 bytes-- the full FAT16/32 | ||
67 | range */ | ||
68 | #define FILE_SIZE_MAX (0xffffffffu) | ||
69 | #else | ||
70 | /* file contents and size will be preserved by the APIs so long as ftruncate() | ||
71 | isn't used; bytes passed 2^31-1 will not accessible nor will writes succeed | ||
72 | that would extend the file beyond the max for a 32-bit off_t */ | ||
73 | #define FILE_SIZE_MAX (0x7fffffffu) | ||
74 | #endif | ||
75 | |||
76 | /* if file is "large(ish)", then get rid of the contents now rather than | ||
77 | lazily when the file is synced or closed in order to free-up space */ | ||
78 | #define O_TRUNC_THRESH 65536 | ||
79 | |||
80 | /* default attributes when creating new files and directories */ | 39 | /* default attributes when creating new files and directories */ |
81 | #define ATTR_NEW_FILE (ATTR_ARCHIVE) | 40 | #define ATTR_NEW_FILE (ATTR_ARCHIVE) |
82 | #define ATTR_NEW_DIRECTORY (ATTR_DIRECTORY) | 41 | #define ATTR_NEW_DIRECTORY (ATTR_DIRECTORY) |