2 * Copyright (C) 2007-2008 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
7 /** \file aft.c Audio file table functions. */
9 #include <dirent.h> /* readdir() */
24 static struct osl_table
*audio_file_table
;
26 /** The different sorting methods of the ls command. */
27 enum ls_sorting_method
{
33 LS_SORT_BY_LAST_PLAYED
,
35 LS_SORT_BY_NUM_PLAYED
,
49 LS_SORT_BY_AUDIO_FORMAT
,
54 /** The different listing modes of the ls command. */
55 enum ls_listing_mode
{
56 /** Default listing mode. */
68 /** The flags accepted by the ls command. */
71 LS_FLAG_FULL_PATH
= 1,
73 LS_FLAG_ADMISSIBLE_ONLY
= 2,
79 * The size of the individual output fields of the ls command.
81 * These depend on the actual content being listed. If, for instance only files
82 * with duration less than an hour are being listed, then the duration with is
83 * made smaller because then the duration is listed as mm:ss rather than
87 /** size of the score field. */
88 unsigned short score_width
;
89 /** size of the image id field. */
90 unsigned short image_id_width
;
91 /** size of the lyrics id field. */
92 unsigned short lyrics_id_width
;
93 /** size of the bitrate field. */
94 unsigned short bitrate_width
;
95 /** size of the frequency field. */
96 unsigned short frequency_width
;
97 /** size of the duration field. */
98 unsigned short duration_width
;
99 /** size of the num played field. */
100 unsigned short num_played_width
;
103 /** Data passed from the ls command handler to its callback function. */
105 /** The given command line flags. */
107 /** The sorting method given at the command line. */
108 enum ls_sorting_method sorting
;
109 /** The given listing mode (short, long, verbose, mbox). */
110 enum ls_listing_mode mode
;
111 /** The arguments passed to the ls command. */
113 /** Number of non-option arguments. */
115 /** Used for long listing mode to align the output fields. */
116 struct ls_widths widths
;
117 /** Size of the \a data array. */
119 /** Number of used entries in the data array. */
120 uint32_t num_matching_paths
;
121 /** Array of matching entries. */
122 struct ls_data
*data
;
123 /** Used to sort the array. */
124 struct ls_data
**data_ptr
;
128 * Describes the layout of the mmapped-afs info struct.
130 * \sa struct afs_info.
133 /** Where .last_played is stored. */
134 AFSI_LAST_PLAYED_OFFSET
= 0,
135 /** Storage position of the attributes bitmap. */
136 AFSI_ATTRIBUTES_OFFSET
= 8,
137 /** Storage position of the .num_played field. */
138 AFSI_NUM_PLAYED_OFFSET
= 16,
139 /** Storage position of the .image_id field. */
140 AFSI_IMAGE_ID_OFFSET
= 20,
141 /** Storage position of the .lyrics_id field. */
142 AFSI_LYRICS_ID_OFFSET
= 24,
143 /** Storage position of the .audio_format_id field. */
144 AFSI_AUDIO_FORMAT_ID_OFFSET
= 28,
145 /** 3 bytes reserved space for future usage. */
146 AFSI_AUDIO_FORMAT_UNUSED_OFFSET
= 29,
147 /** On-disk storage space needed. */
152 * Convert a struct afs_info to an osl object.
154 * \param afsi Pointer to the audio file info to be converted.
155 * \param obj Result pointer.
159 void save_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
161 char *buf
= obj
->data
;
163 write_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
, afsi
->last_played
);
164 write_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
, afsi
->attributes
);
165 write_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
, afsi
->num_played
);
166 write_u32(buf
+ AFSI_IMAGE_ID_OFFSET
, afsi
->image_id
);
167 write_u32(buf
+ AFSI_LYRICS_ID_OFFSET
, afsi
->lyrics_id
);
168 write_u8(buf
+ AFSI_AUDIO_FORMAT_ID_OFFSET
,
169 afsi
->audio_format_id
);
170 memset(buf
+ AFSI_AUDIO_FORMAT_UNUSED_OFFSET
, 0, 3);
174 * Get the audio file selector info struct stored in an osl object.
176 * \param afsi Points to the audio_file info structure to be filled in.
177 * \param obj The osl object holding the data.
179 * \return Positive on success, negative on errors. Possible errors: \p E_BAD_AFS.
183 int load_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
185 char *buf
= obj
->data
;
186 if (obj
->size
< AFSI_SIZE
)
188 afsi
->last_played
= read_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
);
189 afsi
->attributes
= read_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
);
190 afsi
->num_played
= read_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
);
191 afsi
->image_id
= read_u32(buf
+ AFSI_IMAGE_ID_OFFSET
);
192 afsi
->lyrics_id
= read_u32(buf
+ AFSI_LYRICS_ID_OFFSET
);
193 afsi
->audio_format_id
= read_u8(buf
+
194 AFSI_AUDIO_FORMAT_ID_OFFSET
);
198 /** The columns of the audio file table. */
199 enum audio_file_table_columns
{
200 /** The hash on the content of the audio file. */
202 /** The full path in the filesystem. */
204 /** The audio file selector info. */
206 /** The audio format handler info. */
208 /** The chunk table info and the chunk table of the audio file. */
210 /** The number of columns of this table. */
214 static struct osl_column_description aft_cols
[] = {
216 .storage_type
= OSL_MAPPED_STORAGE
,
217 .storage_flags
= OSL_RBTREE
| OSL_FIXED_SIZE
| OSL_UNIQUE
,
219 .compare_function
= osl_hash_compare
,
220 .data_size
= HASH_SIZE
223 .storage_type
= OSL_MAPPED_STORAGE
,
224 .storage_flags
= OSL_RBTREE
| OSL_UNIQUE
,
226 .compare_function
= string_compare
,
229 .storage_type
= OSL_MAPPED_STORAGE
,
230 .storage_flags
= OSL_FIXED_SIZE
,
232 .data_size
= AFSI_SIZE
235 .storage_type
= OSL_MAPPED_STORAGE
,
239 .storage_type
= OSL_DISK_STORAGE
,
244 static struct osl_table_description audio_file_table_desc
= {
245 .name
= "audio_files",
246 .num_columns
= NUM_AFT_COLUMNS
,
247 .flags
= OSL_LARGE_TABLE
,
248 .column_descriptions
= aft_cols
251 /* We don't want * dot or dot-dot anywhere. */
252 static int verify_dotfile(const char *rest
)
255 * The first character was '.', but that has already been discarded, we
259 case '\0': case '/': /* /foo/. and /foo/./bar are not ok */
261 case '.': /* path start with /foo/.. */
262 if (rest
[1] == '\0' || rest
[1] == '/')
263 return -1; /* /foo/.. or /foo/../bar are not ok */
264 /* /foo/..bar is ok */
270 * We fundamentally don't like some paths: We don't want double slashes or
271 * slashes at the end that can make pathnames ambiguous.
273 static int verify_path(const char *orig_path
, char **resolved_path
)
279 if (*orig_path
!= '/') /* we only accept absolute paths */
281 len
= strlen(orig_path
);
282 *resolved_path
= para_strdup(orig_path
);
283 path
= *resolved_path
;
284 while (len
> 1 && path
[--len
] == '/')
285 path
[len
] = '\0'; /* remove slash at the end */
291 case '/': /* double slash */
294 if (verify_dotfile(path
) < 0)
304 free(*resolved_path
);
308 /** The on-disk layout of a afhi struct. */
310 /** Where the number of seconds is stored. */
311 AFHI_SECONDS_TOTAL_OFFSET
= 0,
312 /** Position of the bitrate. */
313 AFHI_BITRATE_OFFSET
= 4,
314 /** Position of the frequency. */
315 AFHI_FREQUENCY_OFFSET
= 8,
316 /** Location of the audio file header. */
317 AFHI_HEADER_OFFSET_OFFSET
= 12,
318 /* Length of the audio file header. Zero means: No header. */
319 AFHI_HEADER_LEN_OFFSET
= 16,
320 /** The total number of chunks (4 bytes). */
321 CHUNKS_TOTAL_OFFSET
= 20,
322 /** The length of the audio file header (4 bytes). */
323 HEADER_LEN_OFFSET
= 24,
324 /** The start of the audio file header (4 bytes). */
325 HEADER_OFFSET_OFFSET
= 28,
326 /** The seconds part of the chunk time (4 bytes). */
327 CHUNK_TV_TV_SEC_OFFSET
= 32,
328 /** The microseconds part of the chunk time (4 bytes). */
329 CHUNK_TV_TV_USEC_OFFSET
= 36,
330 /** Number of channels is stored here. (1 byte) */
331 AFHI_CHANNELS_OFFSET
= 40,
332 /** EOF timeout in ms. (2 byte) */
333 AFHI_EOF_OFFSET
= 41,
334 /** The tag info position. */
335 AFHI_INFO_STRING_OFFSET
= 43,
336 /** Minimal on-disk size of a valid afhi struct. */
340 static unsigned sizeof_afhi_buf(const struct afh_info
*afhi
)
344 return strlen(afhi
->info_string
) + MIN_AFHI_SIZE
;
347 static void save_afhi(struct afh_info
*afhi
, char *buf
)
351 write_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
, afhi
->seconds_total
);
352 write_u32(buf
+ AFHI_BITRATE_OFFSET
, afhi
->bitrate
);
353 write_u32(buf
+ AFHI_FREQUENCY_OFFSET
, afhi
->frequency
);
354 write_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
355 write_u32(buf
+ AFHI_HEADER_LEN_OFFSET
, afhi
->header_len
);
356 write_u8(buf
+ AFHI_CHANNELS_OFFSET
, afhi
->channels
);
357 write_u32(buf
+ CHUNKS_TOTAL_OFFSET
, afhi
->chunks_total
);
358 write_u32(buf
+ HEADER_LEN_OFFSET
, afhi
->header_len
);
359 write_u32(buf
+ HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
360 write_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
, afhi
->chunk_tv
.tv_sec
);
361 write_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
, afhi
->chunk_tv
.tv_usec
);
362 write_u16(buf
+ AFHI_EOF_OFFSET
, tv2ms(&afhi
->eof_tv
));
363 strcpy(buf
+ AFHI_INFO_STRING_OFFSET
, afhi
->info_string
); /* OK */
366 static void load_afhi(const char *buf
, struct afh_info
*afhi
)
368 afhi
->seconds_total
= read_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
);
369 afhi
->bitrate
= read_u32(buf
+ AFHI_BITRATE_OFFSET
);
370 afhi
->frequency
= read_u32(buf
+ AFHI_FREQUENCY_OFFSET
);
371 afhi
->header_offset
= read_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
);
372 afhi
->header_len
= read_u32(buf
+ AFHI_HEADER_LEN_OFFSET
);
373 afhi
->channels
= read_u8(buf
+ AFHI_CHANNELS_OFFSET
);
374 afhi
->chunks_total
= read_u32(buf
+ CHUNKS_TOTAL_OFFSET
);
375 afhi
->header_len
= read_u32(buf
+ HEADER_LEN_OFFSET
);
376 afhi
->header_offset
= read_u32(buf
+ HEADER_OFFSET_OFFSET
);
377 afhi
->chunk_tv
.tv_sec
= read_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
);
378 afhi
->chunk_tv
.tv_usec
= read_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
);
379 ms2tv(read_u16(buf
+ AFHI_EOF_OFFSET
), &afhi
->eof_tv
);
380 strcpy(afhi
->info_string
, buf
+ AFHI_INFO_STRING_OFFSET
);
383 static unsigned sizeof_chunk_table(struct afh_info
*afhi
)
387 return 4 * (afhi
->chunks_total
+ 1);
390 static void save_chunk_table(struct afh_info
*afhi
, char *buf
)
394 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
395 write_u32(buf
+ 4 * i
, afhi
->chunk_table
[i
]);
398 static void load_chunk_table(struct afh_info
*afhi
, char *buf
)
402 afhi
->chunk_table
= para_malloc(sizeof_chunk_table(afhi
));
403 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
404 afhi
->chunk_table
[i
] = read_u32(buf
+ 4 * i
);
408 * Get the row of the audio file table corresponding to the given path.
410 * \param path The full path of the audio file.
411 * \param row Result pointer.
413 * \return The return value of the underlying call to osl_get_row().
415 int aft_get_row_of_path(const char *path
, struct osl_row
**row
)
417 struct osl_object obj
= {.data
= (char *)path
, .size
= strlen(path
) + 1};
419 return osl_get_row(audio_file_table
, AFTCOL_PATH
, &obj
, row
);
423 * Get the row of the audio file table corresponding to the given hash value.
425 * \param hash The hash value of the desired audio file.
426 * \param row resul pointer.
428 * \return The return value of the underlying call to osl_get_row().
430 int aft_get_row_of_hash(HASH_TYPE
*hash
, struct osl_row
**row
)
432 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
433 return osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, row
);
437 * Get the osl object holding the audio file selector info of a row.
439 * \param row Pointer to a row in the audio file table.
440 * \param obj Result pointer.
442 * \return The return value of the underlying call to osl_get_object().
444 int get_afsi_object_of_row(const struct osl_row
*row
, struct osl_object
*obj
)
446 return osl_get_object(audio_file_table
, row
, AFTCOL_AFSI
, obj
);
450 * Get the osl object holding the audio file selector info, given a path.
453 * \param path The full path of the audio file.
454 * \param obj Result pointer.
456 * \return Positive on success, negative on errors.
458 int get_afsi_object_of_path(const char *path
, struct osl_object
*obj
)
461 int ret
= aft_get_row_of_path(path
, &row
);
464 return get_afsi_object_of_row(row
, obj
);
468 * Get the audio file selector info, given a row of the audio file table.
470 * \param row Pointer to a row in the audio file table.
471 * \param afsi Result pointer.
473 * \return Positive on success, negative on errors.
475 int get_afsi_of_row(const struct osl_row
*row
, struct afs_info
*afsi
)
477 struct osl_object obj
;
478 int ret
= get_afsi_object_of_row(row
, &obj
);
481 return load_afsi(afsi
, &obj
);
485 * Get the audio file selector info, given the path of an audio table.
487 * \param path The full path of the audio file.
488 * \param afsi Result pointer.
490 * \return Positive on success, negative on errors.
492 int get_afsi_of_path(const char *path
, struct afs_info
*afsi
)
494 struct osl_object obj
;
495 int ret
= get_afsi_object_of_path(path
, &obj
);
498 return load_afsi(afsi
, &obj
);
502 * Get the path of an audio file, given a row of the audio file table.
504 * \param row Pointer to a row in the audio file table.
505 * \param path Result pointer.
507 * The result is a pointer to mmapped data. The caller must not attempt
512 int get_audio_file_path_of_row(const struct osl_row
*row
, char **path
)
514 struct osl_object path_obj
;
515 int ret
= osl_get_object(audio_file_table
, row
, AFTCOL_PATH
,
519 *path
= path_obj
.data
;
524 * Get the object containing the hash value of an audio file, given a row.
526 * \param row Pointer to a row of the audio file table.
527 * \param obj Result pointer.
529 * \return The return value of the underlying call to osl_get_object().
531 * \sa get_hash_of_row().
533 static int get_hash_object_of_aft_row(const struct osl_row
*row
, struct osl_object
*obj
)
535 return osl_get_object(audio_file_table
, row
, AFTCOL_HASH
, obj
);
539 * Get the hash value of an audio file, given a row of the audio file table.
541 * \param row Pointer to a row of the audio file table.
542 * \param hash Result pointer.
544 * \a hash points to mapped data and must not be freed by the caller.
546 * \return The return value of the underlying call to
547 * get_hash_object_of_aft_row().
549 static int get_hash_of_row(const struct osl_row
*row
, HASH_TYPE
**hash
)
551 struct osl_object obj
;
552 int ret
= get_hash_object_of_aft_row(row
, &obj
);
561 * Get the audio format handler info, given a row of the audio file table.
563 * \param row Pointer to a row of the audio file table.
564 * \param afhi Result pointer.
566 * \return The return value of the underlying call to osl_get_object().
568 * \sa get_chunk_table_of_row().
570 int get_afhi_of_row(const struct osl_row
*row
, struct afh_info
*afhi
)
572 struct osl_object obj
;
573 int ret
= osl_get_object(audio_file_table
, row
, AFTCOL_AFHI
,
577 load_afhi(obj
.data
, afhi
);
581 /* returns shmid on success */
582 static int save_afd(struct audio_file_data
*afd
)
584 size_t size
= sizeof(*afd
) + sizeof_chunk_table(&afd
->afhi
);
586 PARA_DEBUG_LOG("size: %zu\n", size
);
587 int shmid
, ret
= shm_new(size
);
594 ret
= shm_attach(shmid
, ATTACH_RW
, &shm_afd
);
597 *(struct audio_file_data
*)shm_afd
= *afd
;
600 save_chunk_table(&afd
->afhi
, buf
);
608 int load_afd(int shmid
, struct audio_file_data
*afd
)
614 ret
= shm_attach(shmid
, ATTACH_RO
, &shm_afd
);
617 *afd
= *(struct audio_file_data
*)shm_afd
;
620 load_chunk_table(&afd
->afhi
, buf
);
626 * Mmap the given audio file and update statistics.
628 * \param aft_row Determines the audio file to be opened and updated.
629 * \param score The score of the audio file.
630 * \param afd Result pointer.
632 * On success, the numplayed field of the audio file selector info is increased
633 * and the lastplayed time is set to the current time. Finally, the score of
634 * the audio file is updated.
636 * \return Positive shmid on success, negative on errors.
638 int open_and_update_audio_file(struct osl_row
*aft_row
, long score
,
639 struct audio_file_data
*afd
)
641 HASH_TYPE
*aft_hash
, file_hash
[HASH_SIZE
];
642 struct osl_object afsi_obj
;
643 struct afs_info old_afsi
, new_afsi
;
644 int ret
= get_hash_of_row(aft_row
, &aft_hash
);
645 struct afsi_change_event_data aced
;
646 struct osl_object map
, chunk_table_obj
;
651 ret
= get_audio_file_path_of_row(aft_row
, &path
);
654 ret
= get_afsi_object_of_row(aft_row
, &afsi_obj
);
657 ret
= load_afsi(&old_afsi
, &afsi_obj
);
660 ret
= get_afhi_of_row(aft_row
, &afd
->afhi
);
663 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
664 AFTCOL_CHUNKS
, &chunk_table_obj
);
667 afd
->afhi
.chunk_table
= NULL
;
668 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
,
669 &map
.size
, &afd
->fd
);
672 hash_function(map
.data
, map
.size
, file_hash
);
673 ret
= hash_compare(file_hash
, aft_hash
);
674 para_munmap(map
.data
, map
.size
);
676 ret
= -E_HASH_MISMATCH
;
680 new_afsi
.num_played
++;
681 new_afsi
.last_played
= time(NULL
);
682 save_afsi(&new_afsi
, &afsi_obj
); /* in-place update */
684 load_chunk_table(&afd
->afhi
, chunk_table_obj
.data
);
693 struct para_buffer pb
= {.max_size
= VERBOSE_LS_OUTPUT_SIZE
- 1};
694 ret
= make_status_items(&d
, &pb
);
697 strncpy(afd
->verbose_ls_output
, pb
.buf
, VERBOSE_LS_OUTPUT_SIZE
);
698 afd
->verbose_ls_output
[VERBOSE_LS_OUTPUT_SIZE
- 1] = '\0';
701 aced
.aft_row
= aft_row
;
702 aced
.old_afsi
= &old_afsi
;
703 afs_event(AFSI_CHANGE
, NULL
, &aced
);
706 free(afd
->afhi
.chunk_table
);
707 osl_close_disk_object(&chunk_table_obj
);
711 static int get_local_time(uint64_t *seconds
, char *buf
, size_t size
,
712 time_t current_time
, enum ls_listing_mode lm
)
716 if (!localtime_r((time_t *)seconds
, &t
))
718 if (lm
== LS_MODE_MBOX
) {
719 if (!strftime(buf
, size
, "%c", &t
))
723 if (*seconds
+ 6 * 30 * 24 * 3600 > current_time
) {
724 if (!strftime(buf
, size
, "%b %e %k:%M", &t
))
728 if (!strftime(buf
, size
, "%b %e %Y", &t
))
733 /** Compute the number of (decimal) digits of a number. */
734 #define GET_NUM_DIGITS(x, num) { \
735 typeof((x)) _tmp = PARA_ABS(x); \
738 while ((_tmp) > 9) { \
744 static short unsigned get_duration_width(int seconds
)
746 short unsigned width
;
747 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
749 if (!hours
) /* less than one hour => m:ss or mm:ss => 4 or 5 digits */
750 return 4 + (mins
> 9);
751 /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
752 GET_NUM_DIGITS(hours
, &width
);
756 static void get_duration_buf(int seconds
, char *buf
, struct ls_options
*opts
)
758 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
759 short unsigned max_width
;
761 if (!hours
) { /* m:ss or mm:ss */
762 max_width
= opts
->mode
== LS_MODE_LONG
?
763 opts
->widths
.duration_width
: 4;
764 sprintf(buf
, "%*u:%02u", max_width
- 3, mins
, seconds
% 60);
765 } else { /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
766 max_width
= opts
->mode
== LS_MODE_LONG
?
767 opts
->widths
.duration_width
: 7;
768 sprintf(buf
, "%*u:%02u:%02u", max_width
- 6, hours
, mins
,
773 static char *make_attribute_lines(const char *att_bitmap
, struct afs_info
*afsi
)
775 char *att_text
, *att_lines
;
777 get_attribute_text(&afsi
->attributes
, " ", &att_text
);
779 return para_strdup(att_bitmap
);
780 att_lines
= make_message("%s: %s\n%s: %s",
781 status_item_list
[SI_ATTRIBUTES_BITMAP
], att_bitmap
,
782 status_item_list
[SI_ATTRIBUTES_TXT
], att_text
);
787 static char *make_lyrics_lines(struct afs_info
*afsi
)
791 lyr_get_name_by_id(afsi
->lyrics_id
, &lyrics_name
);
792 return make_message("%s: %u\n%s: %s\n",
793 status_item_list
[SI_LYRICS_ID
], afsi
->lyrics_id
,
794 status_item_list
[SI_LYRICS_NAME
], lyrics_name
?
795 lyrics_name
: "(none)");
798 static char *make_image_lines(struct afs_info
*afsi
)
801 img_get_name_by_id(afsi
->image_id
, &image_name
);
802 return make_message("%s: %u\n%s: %s\n",
803 status_item_list
[SI_IMAGE_ID
], afsi
->image_id
,
804 status_item_list
[SI_IMAGE_NAME
], image_name
?
805 image_name
: "(none)");
808 static char *make_filename_lines(const char *path
, unsigned flags
)
811 const char *basename
;
813 if (!(flags
& LS_FLAG_FULL_PATH
))
814 return make_message("%s: %s\n",
815 status_item_list
[SI_BASENAME
], path
);
816 basename
= para_basename(path
),
817 dirname
= para_dirname(path
);
818 ret
= make_message("%s: %s\n%s: %s\n%s: %s\n",
819 status_item_list
[SI_PATH
], path
,
820 status_item_list
[SI_DIRECTORY
], dirname
? dirname
: "?",
821 status_item_list
[SI_BASENAME
], basename
? basename
: "?");
826 static int print_chunk_table(struct ls_data
*d
, struct para_buffer
*b
)
828 struct osl_object chunk_table_obj
;
829 struct osl_row
*aft_row
;
833 ret
= aft_get_row_of_hash(d
->hash
, &aft_row
);
836 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
837 AFTCOL_CHUNKS
, &chunk_table_obj
);
840 ret
= para_printf(b
, "%s\n"
841 "chunk_time: %lu:%lu\nchunk_offsets: ",
843 (long unsigned) d
->afhi
.chunk_tv
.tv_sec
,
844 (long unsigned) d
->afhi
.chunk_tv
.tv_usec
848 buf
= chunk_table_obj
.data
;
849 for (i
= 0; i
<= d
->afhi
.chunks_total
; i
++) {
850 ret
= para_printf(b
, "%u ", (unsigned) read_u32(buf
+ 4 * i
));
854 ret
= para_printf(b
, "\n");
856 osl_close_disk_object(&chunk_table_obj
);
860 static int print_list_item(struct ls_data
*d
, struct ls_options
*opts
,
861 struct para_buffer
*b
, time_t current_time
)
865 char last_played_time
[30];
866 char duration_buf
[30]; /* nobody has an audio file long enough to overflow this */
867 char score_buf
[30] = "";
868 struct afs_info
*afsi
= &d
->afsi
;
869 struct afh_info
*afhi
= &d
->afhi
;
870 struct ls_widths
*w
= &opts
->widths
;
871 int have_score
= opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
;
872 char asc_hash
[2 * HASH_SIZE
+ 1];
873 char *att_lines
, *lyrics_lines
, *image_lines
, *filename_lines
;
875 if (opts
->mode
== LS_MODE_SHORT
)
876 return para_printf(b
, "%s\n", d
->path
);
877 if (opts
->mode
== LS_MODE_CHUNKS
)
878 return print_chunk_table(d
, b
);
879 get_attribute_bitmap(&afsi
->attributes
, att_buf
);
880 ret
= get_local_time(&afsi
->last_played
, last_played_time
,
881 sizeof(last_played_time
), current_time
, opts
->mode
);
884 get_duration_buf(afhi
->seconds_total
, duration_buf
, opts
);
886 if (opts
->mode
== LS_MODE_LONG
)
887 sprintf(score_buf
, "%*li ", w
->score_width
, d
->score
);
889 sprintf(score_buf
, "%li ", d
->score
);
892 if (opts
->mode
== LS_MODE_LONG
) {
893 return para_printf(b
,
895 "%s " /* attributes */
896 "%*d " /* image_id */
897 "%*d " /* lyrics_id */
899 "%s " /* audio format */
900 "%*d " /* frequency */
903 "%*d " /* num_played */
904 "%s " /* last_played */
908 w
->image_id_width
, afsi
->image_id
,
909 w
->lyrics_id_width
, afsi
->lyrics_id
,
910 w
->bitrate_width
, afhi
->bitrate
,
911 audio_format_name(afsi
->audio_format_id
),
912 w
->frequency_width
, afhi
->frequency
,
915 w
->num_played_width
, afsi
->num_played
,
920 hash_to_asc(d
->hash
, asc_hash
);
921 att_lines
= make_attribute_lines(att_buf
, afsi
);
922 lyrics_lines
= make_lyrics_lines(afsi
);
923 image_lines
= make_image_lines(afsi
);
924 filename_lines
= make_filename_lines(d
->path
, opts
->flags
);
925 if (opts
->mode
== LS_MODE_MBOX
) {
926 const char *bn
= para_basename(d
->path
);
928 "From foo@localhost %s\n"
929 "Received: from\nTo: bar\nFrom: a\n"
937 "%s" /* filename stuff */
938 "%s%s%s%s" /* score */
939 "%s\n" /* attributes */
940 "%s: %s\n" /* hash */
941 "%s" /* image id, image name */
943 "%s: %dkbit/s\n" /* bitrate */
944 "%s: %s\n" /* format */
945 "%s: %dHz\n" /* frequency */
946 "%s: %d\n" /* channels */
947 "%s: %s\n" /* duration */
948 "%s: %lu\n" /* seconds total */
949 "%s: %s\n" /* last played time */
950 "%s: %d\n" /* num_played */
952 "%s: %lu\n" /* chunk time */
953 "%s: %lu\n", /* num chunks */
955 have_score
? status_item_list
[SI_SCORE
] : "",
956 have_score
? ": " : "",
958 have_score
? "\n" : "",
960 status_item_list
[SI_HASH
], asc_hash
,
963 status_item_list
[SI_BITRATE
], afhi
->bitrate
,
964 status_item_list
[SI_FORMAT
], audio_format_name(afsi
->audio_format_id
),
965 status_item_list
[SI_FREQUENCY
], afhi
->frequency
,
966 status_item_list
[SI_CHANNELS
], afhi
->channels
,
967 status_item_list
[SI_DURATION
], duration_buf
,
968 status_item_list
[SI_SECONDS_TOTAL
], afhi
->seconds_total
,
969 status_item_list
[SI_LAST_PLAYED
], last_played_time
,
970 status_item_list
[SI_NUM_PLAYED
], afsi
->num_played
,
972 status_item_list
[SI_CHUNK_TIME
], tv2ms(&afhi
->chunk_tv
),
973 status_item_list
[SI_NUM_CHUNKS
], afhi
->chunks_total
977 if (opts
->mode
== LS_MODE_MBOX
) {
978 struct osl_object lyrics_def
;
979 lyr_get_def_by_id(afsi
->lyrics_id
, &lyrics_def
);
980 if (lyrics_def
.data
) {
981 ret
= para_printf(b
, "Lyrics:\n~~~~~~~\n%s",
982 (char *)lyrics_def
.data
);
983 osl_close_disk_object(&lyrics_def
);
989 free(filename_lines
);
993 void make_empty_status_items(char *buf
)
997 "%s: \n" /* dirname */
998 "%s: \n" /* basename */
1000 "%s: \n" /* attributes bitmap */
1001 "%s: \n" /* attributes txt */
1003 "%s: \n" /* image id */
1004 "%s: \n" /* image name */
1005 "%s: \n" /* lyrics id */
1006 "%s: \n" /* lyrics name */
1007 "%s: \n" /* bitrate */
1008 "%s: \n" /* format */
1009 "%s: \n" /* frequency */
1010 "%s: \n" /* channels */
1011 "%s: \n" /* duration */
1012 "%s: \n" /* seconds total */
1013 "%s: \n" /* num played */
1014 "%s: \n" /* last played */
1016 status_item_list
[SI_PATH
],
1017 status_item_list
[SI_DIRECTORY
],
1018 status_item_list
[SI_BASENAME
],
1019 status_item_list
[SI_SCORE
],
1020 status_item_list
[SI_ATTRIBUTES_BITMAP
],
1021 status_item_list
[SI_ATTRIBUTES_TXT
],
1022 status_item_list
[SI_HASH
],
1023 status_item_list
[SI_IMAGE_ID
],
1024 status_item_list
[SI_IMAGE_NAME
],
1025 status_item_list
[SI_LYRICS_ID
],
1026 status_item_list
[SI_LYRICS_NAME
],
1027 status_item_list
[SI_BITRATE
],
1028 status_item_list
[SI_FORMAT
],
1029 status_item_list
[SI_FREQUENCY
],
1030 status_item_list
[SI_CHANNELS
],
1031 status_item_list
[SI_DURATION
],
1032 status_item_list
[SI_SECONDS_TOTAL
],
1033 status_item_list
[SI_NUM_PLAYED
],
1034 status_item_list
[SI_LAST_PLAYED
]
1038 int make_status_items(struct ls_data
*d
, struct para_buffer
*pb
)
1040 struct ls_options opts
= {
1041 .flags
= LS_FLAG_FULL_PATH
| LS_FLAG_ADMISSIBLE_ONLY
,
1042 .mode
= LS_MODE_VERBOSE
,
1044 time_t current_time
;
1046 time(¤t_time
);
1047 return print_list_item(d
, &opts
, pb
, current_time
);
1051 static int ls_audio_format_compare(const void *a
, const void *b
)
1053 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1054 return NUM_COMPARE(d1
->afsi
.audio_format_id
, d2
->afsi
.audio_format_id
);
1057 static int ls_duration_compare(const void *a
, const void *b
)
1059 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1060 return NUM_COMPARE(d1
->afhi
.seconds_total
, d2
->afhi
.seconds_total
);
1063 static int ls_bitrate_compare(const void *a
, const void *b
)
1065 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1066 return NUM_COMPARE(d1
->afhi
.bitrate
, d2
->afhi
.bitrate
);
1069 static int ls_lyrics_id_compare(const void *a
, const void *b
)
1071 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1072 return NUM_COMPARE(d1
->afsi
.lyrics_id
, d2
->afsi
.lyrics_id
);
1075 static int ls_image_id_compare(const void *a
, const void *b
)
1077 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1078 return NUM_COMPARE(d1
->afsi
.image_id
, d2
->afsi
.image_id
);
1081 static int ls_channels_compare(const void *a
, const void *b
)
1083 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1084 return NUM_COMPARE(d1
->afhi
.channels
, d2
->afhi
.channels
);
1087 static int ls_frequency_compare(const void *a
, const void *b
)
1089 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1090 return NUM_COMPARE(d1
->afhi
.frequency
, d2
->afhi
.frequency
);
1093 static int ls_num_played_compare(const void *a
, const void *b
)
1095 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1096 return NUM_COMPARE(d1
->afsi
.num_played
, d2
->afsi
.num_played
);
1099 static int ls_last_played_compare(const void *a
, const void *b
)
1101 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1102 return NUM_COMPARE(d1
->afsi
.last_played
, d2
->afsi
.last_played
);
1105 static int ls_score_compare(const void *a
, const void *b
)
1107 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1108 return NUM_COMPARE(d1
->score
, d2
->score
);
1111 static int ls_path_compare(const void *a
, const void *b
)
1113 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1114 return strcmp(d1
->path
, d2
->path
);
1117 static int sort_matching_paths(struct ls_options
*options
)
1119 size_t nmemb
= options
->num_matching_paths
;
1120 size_t size
= sizeof(*options
->data_ptr
);
1121 int (*compar
)(const void *, const void *);
1124 options
->data_ptr
= para_malloc(nmemb
* sizeof(*options
->data_ptr
));
1125 for (i
= 0; i
< nmemb
; i
++)
1126 options
->data_ptr
[i
] = options
->data
+ i
;
1128 /* In these cases the array is already sorted */
1129 if (options
->sorting
== LS_SORT_BY_PATH
1130 && !(options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1131 && (options
->flags
& LS_FLAG_FULL_PATH
))
1133 if (options
->sorting
== LS_SORT_BY_SCORE
&&
1134 options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1137 switch (options
->sorting
) {
1138 case LS_SORT_BY_PATH
:
1139 compar
= ls_path_compare
; break;
1140 case LS_SORT_BY_SCORE
:
1141 compar
= ls_score_compare
; break;
1142 case LS_SORT_BY_LAST_PLAYED
:
1143 compar
= ls_last_played_compare
; break;
1144 case LS_SORT_BY_NUM_PLAYED
:
1145 compar
= ls_num_played_compare
; break;
1146 case LS_SORT_BY_FREQUENCY
:
1147 compar
= ls_frequency_compare
; break;
1148 case LS_SORT_BY_CHANNELS
:
1149 compar
= ls_channels_compare
; break;
1150 case LS_SORT_BY_IMAGE_ID
:
1151 compar
= ls_image_id_compare
; break;
1152 case LS_SORT_BY_LYRICS_ID
:
1153 compar
= ls_lyrics_id_compare
; break;
1154 case LS_SORT_BY_BITRATE
:
1155 compar
= ls_bitrate_compare
; break;
1156 case LS_SORT_BY_DURATION
:
1157 compar
= ls_duration_compare
; break;
1158 case LS_SORT_BY_AUDIO_FORMAT
:
1159 compar
= ls_audio_format_compare
; break;
1163 qsort(options
->data_ptr
, nmemb
, size
, compar
);
1167 /* row is either an aft_row or a row of the score table */
1168 /* TODO: Only compute widths if we need them */
1169 static int prepare_ls_row(struct osl_row
*row
, void *ls_opts
)
1172 struct ls_options
*options
= ls_opts
;
1174 struct ls_widths
*w
;
1175 unsigned short num_digits
;
1177 struct osl_row
*aft_row
;
1181 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1182 ret
= get_score_and_aft_row(row
, &score
, &aft_row
);
1187 ret
= get_audio_file_path_of_row(aft_row
, &path
);
1190 if (!(options
->flags
& LS_FLAG_FULL_PATH
)) {
1191 char *p
= strrchr(path
, '/');
1195 if (options
->num_patterns
) {
1196 for (i
= 0; i
< options
->num_patterns
; i
++) {
1197 ret
= fnmatch(options
->patterns
[i
], path
, 0);
1200 if (ret
== FNM_NOMATCH
)
1204 if (i
>= options
->num_patterns
) /* no match */
1207 tmp
= options
->num_matching_paths
++;
1208 if (options
->num_matching_paths
> options
->array_size
) {
1209 options
->array_size
++;
1210 options
->array_size
*= 2;
1211 options
->data
= para_realloc(options
->data
, options
->array_size
1212 * sizeof(*options
->data
));
1214 d
= options
->data
+ tmp
;
1215 ret
= get_afsi_of_row(aft_row
, &d
->afsi
);
1218 ret
= get_afhi_of_row(aft_row
, &d
->afhi
);
1222 ret
= get_hash_of_row(aft_row
, &d
->hash
);
1225 w
= &options
->widths
;
1226 GET_NUM_DIGITS(d
->afsi
.image_id
, &num_digits
);
1227 w
->image_id_width
= PARA_MAX(w
->image_id_width
, num_digits
);
1228 GET_NUM_DIGITS(d
->afsi
.lyrics_id
, &num_digits
);
1229 w
->lyrics_id_width
= PARA_MAX(w
->lyrics_id_width
, num_digits
);
1230 GET_NUM_DIGITS(d
->afhi
.bitrate
, &num_digits
);
1231 w
->bitrate_width
= PARA_MAX(w
->bitrate_width
, num_digits
);
1232 GET_NUM_DIGITS(d
->afhi
.frequency
, &num_digits
);
1233 w
->frequency_width
= PARA_MAX(w
->frequency_width
, num_digits
);
1234 GET_NUM_DIGITS(d
->afsi
.num_played
, &num_digits
);
1235 w
->num_played_width
= PARA_MAX(w
->num_played_width
, num_digits
);
1236 /* get the number of chars to print this amount of time */
1237 tmp
= get_duration_width(d
->afhi
.seconds_total
);
1238 w
->duration_width
= PARA_MAX(w
->duration_width
, tmp
);
1239 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1240 GET_NUM_DIGITS(score
, &num_digits
);
1241 num_digits
++; /* add one for the sign (space or "-") */
1242 w
->score_width
= PARA_MAX(w
->score_width
, num_digits
);
1248 static void com_ls_callback(int fd
, const struct osl_object
*query
)
1250 struct ls_options
*opts
= query
->data
;
1251 char *p
, *pattern_start
= (char *)query
->data
+ sizeof(*opts
);
1252 struct para_buffer b
= {.max_size
= SHMMAX
,
1253 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1255 time_t current_time
;
1258 if (opts
->num_patterns
) {
1259 opts
->patterns
= para_malloc(opts
->num_patterns
* sizeof(char *));
1260 for (i
= 0, p
= pattern_start
; i
< opts
->num_patterns
; i
++) {
1261 opts
->patterns
[i
] = p
;
1265 opts
->patterns
= NULL
;
1266 if (opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1267 ret
= admissible_file_loop(opts
, prepare_ls_row
);
1269 ret
= osl_rbtree_loop(audio_file_table
, AFTCOL_PATH
, opts
,
1273 ret
= opts
->num_patterns
? -E_NO_MATCH
: 0;
1274 if (!opts
->num_matching_paths
)
1276 ret
= sort_matching_paths(opts
);
1279 time(¤t_time
);
1280 if (opts
->flags
& LS_FLAG_REVERSE
)
1281 for (i
= opts
->num_matching_paths
- 1; i
>= 0; i
--) {
1282 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1287 for (i
= 0; i
< opts
->num_matching_paths
; i
++) {
1288 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1294 pass_buffer_as_shm(b
.buf
, b
.offset
, &fd
);
1297 free(opts
->data_ptr
);
1298 free(opts
->patterns
);
1302 * TODO: flags -h (sort by hash)
1304 int com_ls(int fd
, int argc
, char * const * const argv
)
1308 enum ls_sorting_method sort
= LS_SORT_BY_PATH
;
1309 enum ls_listing_mode mode
= LS_MODE_SHORT
;
1310 struct ls_options opts
= {.patterns
= NULL
};
1311 struct osl_object query
= {.data
= &opts
, .size
= sizeof(opts
)};
1313 for (i
= 1; i
< argc
; i
++) {
1314 const char *arg
= argv
[i
];
1317 if (!strcmp(arg
, "--")) {
1321 if (!strncmp(arg
, "-l", 2)) {
1323 mode
= LS_MODE_LONG
;
1327 return -E_AFT_SYNTAX
;
1328 switch(*(arg
+ 2)) {
1330 mode
= LS_MODE_SHORT
;
1333 mode
= LS_MODE_LONG
;
1336 mode
= LS_MODE_VERBOSE
;
1339 mode
= LS_MODE_MBOX
;
1342 mode
= LS_MODE_CHUNKS
;
1345 return -E_AFT_SYNTAX
;
1348 if (!strcmp(arg
, "-p")) {
1349 flags
|= LS_FLAG_FULL_PATH
;
1352 if (!strcmp(arg
, "-a")) {
1353 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1356 if (!strcmp(arg
, "-r")) {
1357 flags
|= LS_FLAG_REVERSE
;
1360 if (!strncmp(arg
, "-s", 2)) {
1361 if (!*(arg
+ 2) || *(arg
+ 3))
1362 return -E_AFT_SYNTAX
;
1363 switch(*(arg
+ 2)) {
1365 sort
= LS_SORT_BY_PATH
;
1367 case 's': /* -ss implies -a */
1368 sort
= LS_SORT_BY_SCORE
;
1369 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1372 sort
= LS_SORT_BY_LAST_PLAYED
;
1375 sort
= LS_SORT_BY_NUM_PLAYED
;
1378 sort
= LS_SORT_BY_FREQUENCY
;
1381 sort
= LS_SORT_BY_CHANNELS
;
1384 sort
= LS_SORT_BY_IMAGE_ID
;
1387 sort
= LS_SORT_BY_LYRICS_ID
;
1390 sort
= LS_SORT_BY_BITRATE
;
1393 sort
= LS_SORT_BY_DURATION
;
1396 sort
= LS_SORT_BY_AUDIO_FORMAT
;
1399 return -E_AFT_SYNTAX
;
1402 return -E_AFT_SYNTAX
;
1405 opts
.sorting
= sort
;
1407 opts
.num_patterns
= argc
- i
;
1408 ret
= send_option_arg_callback_request(&query
, opts
.num_patterns
,
1409 argv
+ i
, com_ls_callback
, send_result
, &fd
);
1414 * Call the given function for each file in the audio file table.
1416 * \param private_data An arbitrary data pointer, passed to \a func.
1417 * \param func The custom function to be called.
1419 * \return The return value of the underlying call to osl_rbtree_loop().
1421 int audio_file_loop(void *private_data
, osl_rbtree_loop_func
*func
)
1423 return osl_rbtree_loop(audio_file_table
, AFTCOL_HASH
, private_data
,
1427 static struct osl_row
*find_hash_sister(HASH_TYPE
*hash
)
1429 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
1430 struct osl_row
*row
;
1432 osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, &row
);
1436 /** The format of the data stored by save_audio_file_data(). */
1437 enum com_add_buffer_offsets
{
1438 /** afhi (if present) starts here. */
1439 CAB_AFHI_OFFSET_POS
= 0,
1440 /** Start of the chunk table (if present). */
1441 CAB_CHUNKS_OFFSET_POS
= 2,
1442 /** Audio format id. */
1443 CAB_AUDIO_FORMAT_OFFSET
= 4,
1444 /** Flags given to the add command. */
1445 CAB_FLAGS_OFFSET
= 5,
1446 /** The hash of the audio file being added. */
1447 CAB_HASH_OFFSET
= 9,
1448 /** Start of the path of the audio file. */
1449 CAB_PATH_OFFSET
= (CAB_HASH_OFFSET
+ HASH_SIZE
),
1453 * Store the given data to a single buffer. Doesn't need the audio file selector
1454 * info struct as the server knows it as well.
1456 * It's OK to call this with afhi == NULL. In this case, the audio format
1457 * handler info won't be stored in the buffer.
1459 static void save_add_callback_buffer(HASH_TYPE
*hash
, const char *path
,
1460 struct afh_info
*afhi
, uint32_t flags
,
1461 uint8_t audio_format_num
, struct osl_object
*obj
)
1463 size_t path_len
= strlen(path
) + 1;
1464 size_t afhi_size
= sizeof_afhi_buf(afhi
);
1465 size_t size
= CAB_PATH_OFFSET
+ path_len
+ afhi_size
1466 + sizeof_chunk_table(afhi
);
1467 char *buf
= para_malloc(size
);
1470 write_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
, audio_format_num
);
1471 write_u32(buf
+ CAB_FLAGS_OFFSET
, flags
);
1473 memcpy(buf
+ CAB_HASH_OFFSET
, hash
, HASH_SIZE
);
1474 strcpy(buf
+ CAB_PATH_OFFSET
, path
);
1476 pos
= CAB_PATH_OFFSET
+ path_len
;
1477 PARA_DEBUG_LOG("size: %zu, afhi starts at %d\n", size
, pos
);
1478 PARA_DEBUG_LOG("last afhi byte: %p, pos %zu\n", buf
+ pos
+ afhi_size
- 1,
1479 pos
+ afhi_size
- 1);
1480 write_u16(buf
+ CAB_AFHI_OFFSET_POS
, pos
);
1481 save_afhi(afhi
, buf
+ pos
);
1484 PARA_DEBUG_LOG("size: %zu, chunks start at %d\n", size
, pos
);
1485 write_u16(buf
+ CAB_CHUNKS_OFFSET_POS
, pos
);
1487 save_chunk_table(afhi
, buf
+ pos
);
1488 PARA_DEBUG_LOG("last byte in buf: %p\n", buf
+ size
- 1);
1495 Overview of the add command.
1497 Input: What was passed to the callback by the command handler.
1499 HS: Hash sister. Whether an audio file with identical hash
1500 already exists in the osl database.
1502 PB: Path brother. Whether a file with the given path exists
1505 F: Force flag given. Whether add was called with -f.
1507 output: Action performed by the callback.
1509 AFHI: Whether afhi and chunk table are computed and sent.
1510 ACTION: Table modifications to be done by the callback.
1512 +----+----+---+------+---------------------------------------------------+
1513 | HS | PB | F | AFHI | ACTION
1514 +----+----+---+------+---------------------------------------------------+
1515 | Y | Y | Y | Y | if HS != PB: remove PB. HS: force afhi update,
1516 | | update path, keep afsi
1517 +----+----+---+------+---------------------------------------------------+
1518 | Y | Y | N | N | if HS == PB: do not send callback request at all.
1519 | | otherwise: remove PB, HS: update path, keep afhi,
1521 +----+----+---+------+---------------------------------------------------+
1522 | Y | N | Y | Y | (rename) force afhi update of HS, update path of
1524 +----+----+---+------+---------------------------------------------------+
1525 | Y | N | N | N | (file rename) update path of HS, keep afsi, afhi
1526 +----+----+---+------+---------------------------------------------------+
1527 | N | Y | Y | Y | (file change) update afhi, hash, of PB, keep afsi
1528 | | (force has no effect)
1529 +----+----+---+------+---------------------------------------------------+
1530 | N | Y | N | Y | (file change) update afhi, hash of PB, keep afsi
1531 +----+----+---+------+---------------------------------------------------+
1532 | N | N | Y | Y | (new file) create new entry (force has no effect)
1533 +----+----+---+------+---------------------------------------------------+
1534 | N | N | N | Y | (new file) create new entry
1535 +----+----+---+------+---------------------------------------------------+
1539 afhi <=> force or no HS
1544 /** Flags passed to the add command. */
1545 enum com_add_flags
{
1546 /** Skip paths that exist already. */
1548 /** Force adding. */
1550 /** Print what is being done. */
1551 ADD_FLAG_VERBOSE
= 4,
1552 /** Try to add files with unknown suffixes. */
1556 static void com_add_callback(int fd
, const struct osl_object
*query
)
1558 char *buf
= query
->data
, *path
;
1559 struct osl_row
*pb
, *aft_row
;
1561 struct osl_object objs
[NUM_AFT_COLUMNS
];
1563 char asc
[2 * HASH_SIZE
+ 1];
1565 char afsi_buf
[AFSI_SIZE
];
1566 uint32_t flags
= read_u32(buf
+ CAB_FLAGS_OFFSET
);
1567 struct afs_info default_afsi
= {.last_played
= 0};
1568 struct para_buffer msg
= {.max_size
= SHMMAX
,
1569 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1571 hash
= (HASH_TYPE
*)buf
+ CAB_HASH_OFFSET
;
1572 hash_to_asc(hash
, asc
);;
1573 objs
[AFTCOL_HASH
].data
= buf
+ CAB_HASH_OFFSET
;
1574 objs
[AFTCOL_HASH
].size
= HASH_SIZE
;
1576 path
= buf
+ CAB_PATH_OFFSET
;
1577 objs
[AFTCOL_PATH
].data
= path
;
1578 objs
[AFTCOL_PATH
].size
= strlen(path
) + 1;
1580 PARA_INFO_LOG("request to add %s\n", path
);
1581 hs
= find_hash_sister(hash
);
1582 ret
= aft_get_row_of_path(path
, &pb
);
1583 if (ret
< 0 && ret
!= -E_RB_KEY_NOT_FOUND
)
1585 if (hs
&& pb
&& hs
== pb
&& !(flags
& ADD_FLAG_FORCE
)) {
1586 if (flags
& ADD_FLAG_VERBOSE
)
1587 ret
= para_printf(&msg
, "ignoring duplicate\n");
1592 if (hs
&& hs
!= pb
) {
1593 struct osl_object obj
;
1594 if (pb
) { /* hs trumps pb, remove pb */
1595 if (flags
& ADD_FLAG_VERBOSE
) {
1596 ret
= para_printf(&msg
, "removing path brother\n");
1600 ret
= osl_del_row(audio_file_table
, pb
);
1605 /* file rename, update hs' path */
1606 if (flags
& ADD_FLAG_VERBOSE
) {
1607 ret
= osl_get_object(audio_file_table
, hs
,
1611 ret
= para_printf(&msg
, "renamed from %s\n", (char *)obj
.data
);
1615 ret
= osl_update_object(audio_file_table
, hs
, AFTCOL_PATH
,
1616 &objs
[AFTCOL_PATH
]);
1619 afs_event(AUDIO_FILE_RENAME
, &msg
, hs
);
1620 if (!(flags
& ADD_FLAG_FORCE
))
1623 /* no hs or force mode, child must have sent afhi */
1624 uint16_t afhi_offset
= read_u16(buf
+ CAB_AFHI_OFFSET_POS
);
1625 uint16_t chunks_offset
= read_u16(buf
+ CAB_CHUNKS_OFFSET_POS
);
1627 objs
[AFTCOL_AFHI
].data
= buf
+ afhi_offset
;
1628 objs
[AFTCOL_AFHI
].size
= chunks_offset
- afhi_offset
;
1630 if (!objs
[AFTCOL_AFHI
].size
) /* "impossible" */
1632 objs
[AFTCOL_CHUNKS
].data
= buf
+ chunks_offset
;
1633 objs
[AFTCOL_CHUNKS
].size
= query
->size
- chunks_offset
;
1634 if (pb
&& !hs
) { /* update pb's hash */
1635 char old_asc
[2 * HASH_SIZE
+ 1];
1636 HASH_TYPE
*old_hash
;
1637 ret
= get_hash_of_row(pb
, &old_hash
);
1640 hash_to_asc(old_hash
, old_asc
);
1641 if (flags
& ADD_FLAG_VERBOSE
) {
1642 ret
= para_printf(&msg
, "file change: %s -> %s\n",
1647 ret
= osl_update_object(audio_file_table
, pb
, AFTCOL_HASH
,
1648 &objs
[AFTCOL_HASH
]);
1652 if (hs
|| pb
) { /* (hs != NULL and pb != NULL) implies hs == pb */
1653 struct osl_row
*row
= pb
? pb
: hs
;
1654 /* update afhi and chunk_table */
1655 if (flags
& ADD_FLAG_VERBOSE
) {
1656 ret
= para_printf(&msg
, "updating afhi and chunk table\n");
1660 ret
= osl_update_object(audio_file_table
, row
, AFTCOL_AFHI
,
1661 &objs
[AFTCOL_AFHI
]);
1664 ret
= osl_update_object(audio_file_table
, row
, AFTCOL_CHUNKS
,
1665 &objs
[AFTCOL_CHUNKS
]);
1668 afs_event(AFHI_CHANGE
, &msg
, row
);
1671 /* new entry, use default afsi */
1672 if (flags
& ADD_FLAG_VERBOSE
) {
1673 ret
= para_printf(&msg
, "new file\n");
1677 default_afsi
.last_played
= time(NULL
) - 365 * 24 * 60 * 60;
1678 default_afsi
.audio_format_id
= read_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
);
1680 objs
[AFTCOL_AFSI
].data
= &afsi_buf
;
1681 objs
[AFTCOL_AFSI
].size
= AFSI_SIZE
;
1682 save_afsi(&default_afsi
, &objs
[AFTCOL_AFSI
]);
1683 ret
= osl_add_and_get_row(audio_file_table
, objs
, &aft_row
);
1684 afs_event(AUDIO_FILE_ADD
, &msg
, aft_row
);
1687 ret
= para_printf(&msg
, "%s\n", para_strerror(-ret
));
1689 pass_buffer_as_shm(msg
.buf
, msg
.offset
, &fd
);
1693 /** Used by com_add(). */
1694 struct private_add_data
{
1695 /** The socket file descriptor. */
1697 /** The given add flags. */
1701 static void path_brother_callback(int fd
, const struct osl_object
*query
)
1703 char *path
= query
->data
;
1704 struct osl_row
*path_brother
;
1705 int ret
= aft_get_row_of_path(path
, &path_brother
);
1708 pass_buffer_as_shm((char *)&path_brother
, sizeof(path_brother
), &fd
);
1711 static void hash_sister_callback(int fd
, const struct osl_object
*query
)
1713 HASH_TYPE
*hash
= query
->data
;
1714 struct osl_row
*hash_sister
;
1716 hash_sister
= find_hash_sister(hash
);
1719 pass_buffer_as_shm((char *)&hash_sister
, sizeof(hash_sister
), &fd
);
1722 static int get_row_pointer_from_result(struct osl_object
*result
, void *private)
1724 struct osl_row
**row
= private;
1725 *row
= result
->data
;
1729 static int add_one_audio_file(const char *path
, void *private_data
)
1731 int ret
, send_ret
= 1;
1732 uint8_t format_num
= -1;
1733 struct private_add_data
*pad
= private_data
;
1734 struct afh_info afhi
, *afhi_ptr
= NULL
;
1735 struct osl_row
*pb
= NULL
, *hs
= NULL
; /* path brother/hash sister */
1736 struct osl_object map
, obj
= {.data
= NULL
}, query
;
1737 HASH_TYPE hash
[HASH_SIZE
];
1739 ret
= guess_audio_format(path
);
1740 if (ret
< 0 && !(pad
->flags
& ADD_FLAG_ALL
))
1742 query
.data
= (char *)path
;
1743 query
.size
= strlen(path
) + 1;
1744 ret
= send_callback_request(path_brother_callback
, &query
,
1745 get_row_pointer_from_result
, &pb
);
1746 if (ret
< 0 && ret
!= -E_RB_KEY_NOT_FOUND
)
1749 if (pb
&& (pad
->flags
& ADD_FLAG_LAZY
)) { /* lazy is really cheap */
1750 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1751 send_ret
= send_va_buffer(pad
->fd
, "lazy-ignore: %s\n", path
);
1754 /* We still want to add this file. Compute its hash. */
1755 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
, &map
.size
, NULL
);
1758 hash_function(map
.data
, map
.size
, hash
);
1760 /* Check whether the database contains a file with the same hash. */
1762 query
.size
= HASH_SIZE
;
1763 ret
= send_callback_request(hash_sister_callback
, &query
,
1764 get_row_pointer_from_result
, &hs
);
1767 /* Return success if we already know this file. */
1769 if (pb
&& hs
&& hs
== pb
&& !(pad
->flags
& ADD_FLAG_FORCE
)) {
1770 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1771 send_ret
= send_va_buffer(pad
->fd
,
1772 "%s exists, not forcing update\n", path
);
1776 * We won't recalculate the audio format info and the chunk table if
1777 * there is a hash sister and FORCE was not given.
1779 if (!hs
|| (pad
->flags
& ADD_FLAG_FORCE
)) {
1780 ret
= compute_afhi(path
, map
.data
, map
.size
, &afhi
);
1786 munmap(map
.data
, map
.size
);
1787 if (pad
->flags
& ADD_FLAG_VERBOSE
) {
1788 send_ret
= send_va_buffer(pad
->fd
, "adding %s\n", path
);
1792 save_add_callback_buffer(hash
, path
, afhi_ptr
, pad
->flags
, format_num
, &obj
);
1793 /* Ask afs to consider this entry for adding. */
1794 ret
= send_callback_request(com_add_callback
, &obj
, send_result
, &pad
->fd
);
1798 munmap(map
.data
, map
.size
);
1800 if (ret
< 0 && send_ret
>= 0)
1801 send_ret
= send_va_buffer(pad
->fd
, "failed to add %s (%s)\n", path
,
1802 para_strerror(-ret
));
1805 free(afhi_ptr
->chunk_table
);
1806 /* Stop adding files only on send errors. */
1810 int com_add(int fd
, int argc
, char * const * const argv
)
1813 struct private_add_data pad
= {.fd
= fd
, .flags
= 0};
1814 struct stat statbuf
;
1816 for (i
= 1; i
< argc
; i
++) {
1817 const char *arg
= argv
[i
];
1820 if (!strcmp(arg
, "--")) {
1824 if (!strcmp(arg
, "-a")) {
1825 pad
.flags
|= ADD_FLAG_ALL
;
1828 if (!strcmp(arg
, "-l")) {
1829 pad
.flags
|= ADD_FLAG_LAZY
;
1832 if (!strcmp(arg
, "-f")) {
1833 pad
.flags
|= ADD_FLAG_FORCE
;
1836 if (!strcmp(arg
, "-v")) {
1837 pad
.flags
|= ADD_FLAG_VERBOSE
;
1842 return -E_AFT_SYNTAX
;
1843 for (; i
< argc
; i
++) {
1845 ret
= verify_path(argv
[i
], &path
);
1847 ret
= send_va_buffer(fd
, "%s: %s\n", argv
[i
],
1848 para_strerror(-ret
));
1853 ret
= stat(path
, &statbuf
);
1855 ret
= send_va_buffer(fd
, "failed to stat %s (%s)\n", path
,
1862 if (S_ISDIR(statbuf
.st_mode
))
1863 ret
= for_each_file_in_dir(path
, add_one_audio_file
,
1866 ret
= add_one_audio_file(path
, &pad
);
1868 send_va_buffer(fd
, "%s: %s\n", path
, para_strerror(-ret
));
1879 * Flags used by the touch command.
1884 /** Whether the \p FNM_PATHNAME flag should be passed to fnmatch(). */
1885 TOUCH_FLAG_FNM_PATHNAME
= 1,
1886 /** Activates verbose mode. */
1887 TOUCH_FLAG_VERBOSE
= 2
1890 /** Options used by com_touch(). */
1891 struct com_touch_options
{
1892 /** New num_played value. */
1894 /** New last played count. */
1895 int64_t last_played
;
1896 /** new lyrics id. */
1898 /** new image id. */
1900 /** command line flags (see \ref touch_flags). */
1904 /** Data passed to the action handler of com_touch(). */
1905 struct touch_action_data
{
1906 /** Command line options (see \ref com_touch_options). */
1907 struct com_touch_options
*cto
;
1908 /** Message buffer. */
1909 struct para_buffer pb
;
1910 /** How many audio files matched the given pattern. */
1911 unsigned num_matches
;
1914 static int touch_audio_file(__a_unused
struct osl_table
*table
,
1915 struct osl_row
*row
, const char *name
, void *data
)
1917 struct touch_action_data
*tad
= data
;
1918 struct osl_object obj
;
1919 struct afs_info old_afsi
, new_afsi
;
1920 int ret
, no_options
= tad
->cto
->num_played
< 0 && tad
->cto
->last_played
< 0 &&
1921 tad
->cto
->lyrics_id
< 0 && tad
->cto
->image_id
< 0;
1922 struct afsi_change_event_data aced
;
1924 ret
= get_afsi_object_of_row(row
, &obj
);
1926 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
1927 ret
= load_afsi(&old_afsi
, &obj
);
1929 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
1930 new_afsi
= old_afsi
;
1932 new_afsi
.num_played
++;
1933 new_afsi
.last_played
= time(NULL
);
1934 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
1935 ret
= para_printf(&tad
->pb
, "%s: num_played = %u, "
1936 "last_played = now()\n", name
,
1937 new_afsi
.num_played
);
1942 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
1943 ret
= para_printf(&tad
->pb
, "touching %s\n", name
);
1947 if (tad
->cto
->lyrics_id
>= 0)
1948 new_afsi
.lyrics_id
= tad
->cto
->lyrics_id
;
1949 if (tad
->cto
->image_id
>= 0)
1950 new_afsi
.image_id
= tad
->cto
->image_id
;
1951 if (tad
->cto
->num_played
>= 0)
1952 new_afsi
.num_played
= tad
->cto
->num_played
;
1953 if (tad
->cto
->last_played
>= 0)
1954 new_afsi
.last_played
= tad
->cto
->last_played
;
1957 save_afsi(&new_afsi
, &obj
); /* in-place update */
1959 aced
.old_afsi
= &old_afsi
;
1960 afs_event(AFSI_CHANGE
, &tad
->pb
, &aced
);
1964 static void com_touch_callback(int fd
, const struct osl_object
*query
)
1966 struct touch_action_data tad
= {.cto
= query
->data
,
1969 .private_data
= &fd
,
1970 .max_size_handler
= pass_buffer_as_shm
1974 struct pattern_match_data pmd
= {
1975 .table
= audio_file_table
,
1976 .loop_col_num
= AFTCOL_HASH
,
1977 .match_col_num
= AFTCOL_PATH
,
1978 .patterns
= {.data
= (char *)query
->data
+ sizeof(*tad
.cto
),
1979 .size
= query
->size
- sizeof(*tad
.cto
)},
1981 .action
= touch_audio_file
1983 if (tad
.cto
->flags
& TOUCH_FLAG_FNM_PATHNAME
)
1984 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
1985 ret
= for_each_matching_row(&pmd
);
1987 ret2
= para_printf(&tad
.pb
, "%s\n", para_strerror(-ret
));
1989 if (!tad
.num_matches
)
1990 ret2
= para_printf(&tad
.pb
, "no matches\n");
1991 if (ret2
>= 0 && tad
.pb
.offset
)
1992 pass_buffer_as_shm(tad
.pb
.buf
, tad
.pb
.offset
, &fd
);
1996 int com_touch(int fd
, int argc
, char * const * const argv
)
1998 struct com_touch_options cto
= {
2004 struct osl_object query
= {.data
= &cto
, .size
= sizeof(cto
)};
2008 for (i
= 1; i
< argc
; i
++) {
2009 const char *arg
= argv
[i
];
2012 if (!strcmp(arg
, "--")) {
2016 if (!strncmp(arg
, "-n", 2)) {
2017 ret
= para_atoi32(arg
+ 2, &cto
.num_played
);
2022 if (!strncmp(arg
, "-l", 2)) {
2023 ret
= para_atoi64(arg
+ 2, &cto
.last_played
);
2028 if (!strncmp(arg
, "-y", 2)) {
2029 ret
= para_atoi32(arg
+ 2, &cto
.lyrics_id
);
2034 if (!strncmp(arg
, "-i", 2)) {
2035 ret
= para_atoi32(arg
+ 2, &cto
.image_id
);
2040 if (!strcmp(arg
, "-p")) {
2041 cto
.flags
|= TOUCH_FLAG_FNM_PATHNAME
;
2044 if (!strcmp(arg
, "-v")) {
2045 cto
.flags
|= TOUCH_FLAG_VERBOSE
;
2048 break; /* non-option starting with dash */
2051 return -E_AFT_SYNTAX
;
2052 ret
= send_option_arg_callback_request(&query
, argc
- i
,
2053 argv
+ i
, com_touch_callback
, send_result
, &fd
);
2055 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2059 /** Flags for com_rm(). */
2062 RM_FLAG_VERBOSE
= 1,
2066 RM_FLAG_FNM_PATHNAME
= 4
2069 /** Data passed to the action handler of com_rm(). */
2070 struct com_rm_action_data
{
2071 /** Command line flags ((see \ref rm_flags). */
2073 /** Message buffer. */
2074 struct para_buffer pb
;
2075 /** Number of audio files removed. */
2076 unsigned num_removed
;
2079 static int remove_audio_file(__a_unused
struct osl_table
*table
,
2080 struct osl_row
*row
, const char *name
, void *data
)
2082 struct com_rm_action_data
*crd
= data
;
2085 if (crd
->flags
& RM_FLAG_VERBOSE
) {
2086 ret
= para_printf(&crd
->pb
, "removing %s\n", name
);
2090 afs_event(AUDIO_FILE_REMOVE
, &crd
->pb
, row
);
2091 ret
= osl_del_row(audio_file_table
, row
);
2093 ret2
= para_printf(&crd
->pb
, "%s: %s\n", name
,
2094 para_strerror(-ret
));
2100 static void com_rm_callback(int fd
, const struct osl_object
*query
)
2102 struct com_rm_action_data crd
= {.flags
= *(uint32_t *)query
->data
,
2105 .private_data
= &fd
,
2106 .max_size_handler
= pass_buffer_as_shm
2110 struct pattern_match_data pmd
= {
2111 .table
= audio_file_table
,
2112 .loop_col_num
= AFTCOL_HASH
,
2113 .match_col_num
= AFTCOL_PATH
,
2114 .patterns
= {.data
= (char *)query
->data
+ sizeof(uint32_t),
2115 .size
= query
->size
- sizeof(uint32_t)},
2117 .action
= remove_audio_file
2119 if (crd
.flags
& RM_FLAG_FNM_PATHNAME
)
2120 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
2121 ret
= for_each_matching_row(&pmd
);
2123 ret
= para_printf(&crd
.pb
, "%s\n", para_strerror(-ret
));
2126 if (!crd
.num_removed
&& !(crd
.flags
& RM_FLAG_FORCE
))
2127 ret
= para_printf(&crd
.pb
, "no matches -- nothing removed\n");
2129 if (crd
.flags
& RM_FLAG_VERBOSE
)
2130 ret
= para_printf(&crd
.pb
, "removed %u files\n", crd
.num_removed
);
2132 if (ret
>= 0 && crd
.pb
.offset
)
2133 pass_buffer_as_shm(crd
.pb
.buf
, crd
.pb
.offset
, &fd
);
2137 /* TODO options: -r (recursive) */
2138 int com_rm(int fd
, int argc
, char * const * const argv
)
2141 struct osl_object query
= {.data
= &flags
, .size
= sizeof(flags
)};
2144 for (i
= 1; i
< argc
; i
++) {
2145 const char *arg
= argv
[i
];
2148 if (!strcmp(arg
, "--")) {
2152 if (!strcmp(arg
, "-f")) {
2153 flags
|= RM_FLAG_FORCE
;
2156 if (!strcmp(arg
, "-p")) {
2157 flags
|= RM_FLAG_FNM_PATHNAME
;
2160 if (!strcmp(arg
, "-v")) {
2161 flags
|= RM_FLAG_VERBOSE
;
2167 return -E_AFT_SYNTAX
;
2168 ret
= send_option_arg_callback_request(&query
, argc
- i
, argv
+ i
,
2169 com_rm_callback
, send_result
, &fd
);
2171 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2176 * Flags used by the cpsi command.
2181 /** Whether the lyrics id should be copied. */
2182 CPSI_FLAG_COPY_LYRICS_ID
= 1,
2183 /** Whether the image id should be copied. */
2184 CPSI_FLAG_COPY_IMAGE_ID
= 2,
2185 /** Whether the lastplayed time should be copied. */
2186 CPSI_FLAG_COPY_LASTPLAYED
= 4,
2187 /** Whether the numplayed count should be copied. */
2188 CPSI_FLAG_COPY_NUMPLAYED
= 8,
2189 /** Whether the attributes should be copied. */
2190 CPSI_FLAG_COPY_ATTRIBUTES
= 16,
2191 /** Activates verbose mode. */
2192 CPSI_FLAG_VERBOSE
= 32,
2195 /** Data passed to the action handler of com_cpsi(). */
2196 struct cpsi_action_data
{
2197 /** command line flags (see \ref cpsi_flags). */
2199 /** Number of audio files changed. */
2200 unsigned num_copied
;
2201 /** Message buffer. */
2202 struct para_buffer pb
;
2203 /** Values are copied from here. */
2204 struct afs_info source_afsi
;
2207 static int copy_selector_info(__a_unused
struct osl_table
*table
,
2208 struct osl_row
*row
, const char *name
, void *data
)
2210 struct cpsi_action_data
*cad
= data
;
2211 struct osl_object target_afsi_obj
;
2213 struct afs_info old_afsi
, target_afsi
;
2214 struct afsi_change_event_data aced
;
2216 ret
= get_afsi_object_of_row(row
, &target_afsi_obj
);
2219 load_afsi(&target_afsi
, &target_afsi_obj
);
2220 old_afsi
= target_afsi
;
2221 if (cad
->flags
& CPSI_FLAG_COPY_LYRICS_ID
)
2222 target_afsi
.lyrics_id
= cad
->source_afsi
.lyrics_id
;
2223 if (cad
->flags
& CPSI_FLAG_COPY_IMAGE_ID
)
2224 target_afsi
.image_id
= cad
->source_afsi
.image_id
;
2225 if (cad
->flags
& CPSI_FLAG_COPY_LASTPLAYED
)
2226 target_afsi
.last_played
= cad
->source_afsi
.last_played
;
2227 if (cad
->flags
& CPSI_FLAG_COPY_NUMPLAYED
)
2228 target_afsi
.num_played
= cad
->source_afsi
.num_played
;
2229 if (cad
->flags
& CPSI_FLAG_COPY_ATTRIBUTES
)
2230 target_afsi
.attributes
= cad
->source_afsi
.attributes
;
2231 save_afsi(&target_afsi
, &target_afsi_obj
); /* in-place update */
2233 if (cad
->flags
& CPSI_FLAG_VERBOSE
) {
2234 ret
= para_printf(&cad
->pb
, "copied afsi to %s\n", name
);
2239 aced
.old_afsi
= &old_afsi
;
2240 afs_event(AFSI_CHANGE
, &cad
->pb
, &aced
);
2244 static void com_cpsi_callback(int fd
, const struct osl_object
*query
)
2246 struct cpsi_action_data cad
= {
2247 .flags
= *(unsigned *)query
->data
,
2250 .private_data
= &fd
,
2251 .max_size_handler
= pass_buffer_as_shm
2255 char *source_path
= (char *)query
->data
+ sizeof(cad
.flags
);
2257 ret
= get_afsi_of_path(source_path
, &cad
.source_afsi
);
2260 struct pattern_match_data pmd
= {
2261 .table
= audio_file_table
,
2262 .loop_col_num
= AFTCOL_HASH
,
2263 .match_col_num
= AFTCOL_PATH
,
2264 .patterns
= {.data
= source_path
+ strlen(source_path
) + 1,
2265 .size
= query
->size
- sizeof(cad
.flags
)
2266 - strlen(source_path
) - 1},
2268 .action
= copy_selector_info
2270 ret
= for_each_matching_row(&pmd
);
2273 ret
= para_printf(&cad
.pb
, "%s\n", para_strerror(-ret
));
2274 else if (cad
.flags
& CPSI_FLAG_VERBOSE
) {
2276 ret
= para_printf(&cad
.pb
, "copied requested afsi from %s "
2278 source_path
, cad
.num_copied
);
2280 ret
= para_printf(&cad
.pb
, "nothing copied\n");
2283 pass_buffer_as_shm(cad
.pb
.buf
, cad
.pb
.offset
, &fd
);
2287 int com_cpsi(int fd
, int argc
, char * const * const argv
)
2291 struct osl_object options
= {.data
= &flags
, .size
= sizeof(flags
)};
2293 for (i
= 1; i
< argc
; i
++) {
2294 const char *arg
= argv
[i
];
2297 if (!strcmp(arg
, "--")) {
2301 if (!strcmp(arg
, "-y")) {
2302 flags
|= CPSI_FLAG_COPY_LYRICS_ID
;
2305 if (!strcmp(arg
, "-i")) {
2306 flags
|= CPSI_FLAG_COPY_IMAGE_ID
;
2309 if (!strcmp(arg
, "-l")) {
2310 flags
|= CPSI_FLAG_COPY_LASTPLAYED
;
2313 if (!strcmp(arg
, "-n")) {
2314 flags
|= CPSI_FLAG_COPY_NUMPLAYED
;
2317 if (!strcmp(arg
, "-a")) {
2318 flags
|= CPSI_FLAG_COPY_ATTRIBUTES
;
2321 if (!strcmp(arg
, "-v")) {
2322 flags
|= CPSI_FLAG_VERBOSE
;
2327 if (i
+ 1 >= argc
) /* need at least souce file and pattern */
2328 return -E_AFT_SYNTAX
;
2329 if (!(flags
& ~CPSI_FLAG_VERBOSE
)) /* no copy flags given */
2330 flags
= ~(unsigned)CPSI_FLAG_VERBOSE
| flags
;
2331 ret
= send_option_arg_callback_request(&options
, argc
- i
, argv
+ i
,
2332 com_cpsi_callback
, send_result
, &fd
);
2334 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2338 /* TODO: optionally fix problems by removing offending rows */
2339 static int check_audio_file(struct osl_row
*row
, void *data
)
2342 struct para_buffer
*pb
= data
;
2343 struct stat statbuf
;
2344 int ret
= get_audio_file_path_of_row(row
, &path
);
2345 struct afs_info afsi
;
2349 return para_printf(pb
, "%s\n", para_strerror(-ret
));
2350 if (stat(path
, &statbuf
) < 0) {
2351 ret
= para_printf(pb
, "%s: stat error (%s)\n", path
, strerror(errno
));
2355 if (!S_ISREG(statbuf
.st_mode
)) {
2356 ret
= para_printf(pb
, "%s: not a regular file\n", path
);
2361 ret
= get_afsi_of_row(row
, &afsi
);
2363 return para_printf(pb
, "%s: %s\n", path
, para_strerror(-ret
));
2364 ret
= lyr_get_name_by_id(afsi
.lyrics_id
, &blob_name
);
2366 ret
= para_printf(pb
, "%s lyrics id %u: %s\n", path
, afsi
.lyrics_id
,
2367 para_strerror(-ret
));
2371 ret
= img_get_name_by_id(afsi
.image_id
, &blob_name
);
2373 ret
= para_printf(pb
, "%s image id %u: %s\n", path
, afsi
.image_id
,
2374 para_strerror(-ret
));
2379 * Check the audio file table for inconsistencies.
2381 * \param fd The afs socket.
2382 * \param query Unused.
2384 * This function always succeeds.
2388 void aft_check_callback(int fd
, __a_unused
const struct osl_object
*query
)
2390 struct para_buffer pb
= {
2392 .private_data
= &fd
,
2393 .max_size_handler
= pass_buffer_as_shm
2395 int ret
= para_printf(&pb
, "checking audio file table...\n");
2399 audio_file_loop(&pb
, check_audio_file
);
2401 pass_buffer_as_shm(pb
.buf
, pb
.offset
, &fd
);
2406 * Close the audio file table.
2408 * \param flags Usual flags that are passed to osl_close_table().
2410 * \sa osl_close_table().
2412 static void aft_close(void)
2414 osl_close_table(audio_file_table
, OSL_MARK_CLEAN
);
2415 audio_file_table
= NULL
;
2419 * Open the audio file table.
2421 * \param dir The database directory.
2425 * \sa osl_open_table().
2427 static int aft_open(const char *dir
)
2431 audio_file_table_desc
.dir
= dir
;
2432 ret
= osl_open_table(&audio_file_table_desc
, &audio_file_table
);
2435 osl_get_num_rows(audio_file_table
, &num
);
2436 PARA_INFO_LOG("audio file table contains %d files\n", num
);
2439 PARA_INFO_LOG("failed to open audio file table\n");
2440 audio_file_table
= NULL
;
2441 if (ret
>= 0 || is_errno(-ret
, ENOENT
))
2446 static int aft_create(const char *dir
)
2448 audio_file_table_desc
.dir
= dir
;
2449 return osl_create_table(&audio_file_table_desc
);
2452 static int clear_attribute(struct osl_row
*row
, void *data
)
2454 struct rmatt_event_data
*red
= data
;
2455 struct afs_info afsi
;
2456 struct osl_object obj
;
2457 int ret
= get_afsi_object_of_row(row
, &obj
);
2458 uint64_t mask
= ~(1ULL << red
->bitnum
);
2462 ret
= load_afsi(&afsi
, &obj
);
2465 afsi
.attributes
&= mask
;
2466 save_afsi(&afsi
, &obj
);
2470 static int aft_event_handler(enum afs_events event
, struct para_buffer
*pb
,
2476 case ATTRIBUTE_REMOVE
: {
2477 const struct rmatt_event_data
*red
= data
;
2478 ret
= para_printf(pb
, "clearing attribute %s (bit %u) from all "
2479 "entries in the audio file table\n", red
->name
,
2483 return audio_file_loop(data
, clear_attribute
);
2490 void aft_init(struct afs_table
*t
)
2492 t
->name
= audio_file_table_desc
.name
;
2494 t
->close
= aft_close
;
2495 t
->create
= aft_create
;
2496 t
->event_handler
= aft_event_handler
;