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 /** Storage position of the amplification field. */
146 AFSI_AMP_OFFSET
= 29,
147 /** 2 bytes reserved space for future usage. */
148 AFSI_AUDIO_FORMAT_UNUSED_OFFSET
= 30,
149 /** On-disk storage space needed. */
154 * Convert a struct afs_info to an osl object.
156 * \param afsi Pointer to the audio file info to be converted.
157 * \param obj Result pointer.
161 void save_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
163 char *buf
= obj
->data
;
165 write_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
, afsi
->last_played
);
166 write_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
, afsi
->attributes
);
167 write_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
, afsi
->num_played
);
168 write_u32(buf
+ AFSI_IMAGE_ID_OFFSET
, afsi
->image_id
);
169 write_u32(buf
+ AFSI_LYRICS_ID_OFFSET
, afsi
->lyrics_id
);
170 write_u8(buf
+ AFSI_AUDIO_FORMAT_ID_OFFSET
,
171 afsi
->audio_format_id
);
172 write_u8(buf
+ AFSI_AMP_OFFSET
, afsi
->amp
);
173 memset(buf
+ AFSI_AUDIO_FORMAT_UNUSED_OFFSET
, 0, 2);
177 * Get the audio file selector info struct stored in an osl object.
179 * \param afsi Points to the audio_file info structure to be filled in.
180 * \param obj The osl object holding the data.
182 * \return Positive on success, negative on errors. Possible errors: \p E_BAD_AFS.
186 int load_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
188 char *buf
= obj
->data
;
189 if (obj
->size
< AFSI_SIZE
)
191 afsi
->last_played
= read_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
);
192 afsi
->attributes
= read_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
);
193 afsi
->num_played
= read_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
);
194 afsi
->image_id
= read_u32(buf
+ AFSI_IMAGE_ID_OFFSET
);
195 afsi
->lyrics_id
= read_u32(buf
+ AFSI_LYRICS_ID_OFFSET
);
196 afsi
->audio_format_id
= read_u8(buf
+
197 AFSI_AUDIO_FORMAT_ID_OFFSET
);
198 afsi
->amp
= read_u8(buf
+ AFSI_AMP_OFFSET
);
202 /** The columns of the audio file table. */
203 enum audio_file_table_columns
{
204 /** The hash on the content of the audio file. */
206 /** The full path in the filesystem. */
208 /** The audio file selector info. */
210 /** The audio format handler info. */
212 /** The chunk table info and the chunk table of the audio file. */
214 /** The number of columns of this table. */
218 static struct osl_column_description aft_cols
[] = {
220 .storage_type
= OSL_MAPPED_STORAGE
,
221 .storage_flags
= OSL_RBTREE
| OSL_FIXED_SIZE
| OSL_UNIQUE
,
223 .compare_function
= osl_hash_compare
,
224 .data_size
= HASH_SIZE
227 .storage_type
= OSL_MAPPED_STORAGE
,
228 .storage_flags
= OSL_RBTREE
| OSL_UNIQUE
,
230 .compare_function
= string_compare
,
233 .storage_type
= OSL_MAPPED_STORAGE
,
234 .storage_flags
= OSL_FIXED_SIZE
,
236 .data_size
= AFSI_SIZE
239 .storage_type
= OSL_MAPPED_STORAGE
,
243 .storage_type
= OSL_DISK_STORAGE
,
248 static struct osl_table_description audio_file_table_desc
= {
249 .name
= "audio_files",
250 .num_columns
= NUM_AFT_COLUMNS
,
251 .flags
= OSL_LARGE_TABLE
,
252 .column_descriptions
= aft_cols
255 /* We don't want * dot or dot-dot anywhere. */
256 static int verify_dotfile(const char *rest
)
259 * The first character was '.', but that has already been discarded, we
263 case '\0': case '/': /* /foo/. and /foo/./bar are not ok */
265 case '.': /* path start with /foo/.. */
266 if (rest
[1] == '\0' || rest
[1] == '/')
267 return -1; /* /foo/.. or /foo/../bar are not ok */
268 /* /foo/..bar is ok */
274 * We fundamentally don't like some paths: We don't want double slashes or
275 * slashes at the end that can make pathnames ambiguous.
277 static int verify_path(const char *orig_path
, char **resolved_path
)
283 if (*orig_path
!= '/') /* we only accept absolute paths */
285 len
= strlen(orig_path
);
286 *resolved_path
= para_strdup(orig_path
);
287 path
= *resolved_path
;
288 while (len
> 1 && path
[--len
] == '/')
289 path
[len
] = '\0'; /* remove slash at the end */
295 case '/': /* double slash */
298 if (verify_dotfile(path
) < 0)
308 free(*resolved_path
);
312 /** The on-disk layout of a afhi struct. */
314 /** Where the number of seconds is stored. */
315 AFHI_SECONDS_TOTAL_OFFSET
= 0,
316 /** Position of the bitrate. */
317 AFHI_BITRATE_OFFSET
= 4,
318 /** Position of the frequency. */
319 AFHI_FREQUENCY_OFFSET
= 8,
320 /** Location of the audio file header. */
321 AFHI_HEADER_OFFSET_OFFSET
= 12,
322 /* Length of the audio file header. Zero means: No header. */
323 AFHI_HEADER_LEN_OFFSET
= 16,
324 /** The total number of chunks (4 bytes). */
325 CHUNKS_TOTAL_OFFSET
= 20,
326 /** The length of the audio file header (4 bytes). */
327 HEADER_LEN_OFFSET
= 24,
328 /** The start of the audio file header (4 bytes). */
329 HEADER_OFFSET_OFFSET
= 28,
330 /** The seconds part of the chunk time (4 bytes). */
331 CHUNK_TV_TV_SEC_OFFSET
= 32,
332 /** The microseconds part of the chunk time (4 bytes). */
333 CHUNK_TV_TV_USEC_OFFSET
= 36,
334 /** Number of channels is stored here. (1 byte) */
335 AFHI_CHANNELS_OFFSET
= 40,
336 /** EOF timeout in ms. (2 byte) */
337 AFHI_EOF_OFFSET
= 41,
338 /** The tag info position. */
339 AFHI_INFO_STRING_OFFSET
= 43,
340 /** Minimal on-disk size of a valid afhi struct. */
344 static unsigned sizeof_afhi_buf(const struct afh_info
*afhi
)
348 return strlen(afhi
->info_string
) + MIN_AFHI_SIZE
;
351 static void save_afhi(struct afh_info
*afhi
, char *buf
)
355 write_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
, afhi
->seconds_total
);
356 write_u32(buf
+ AFHI_BITRATE_OFFSET
, afhi
->bitrate
);
357 write_u32(buf
+ AFHI_FREQUENCY_OFFSET
, afhi
->frequency
);
358 write_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
359 write_u32(buf
+ AFHI_HEADER_LEN_OFFSET
, afhi
->header_len
);
360 write_u8(buf
+ AFHI_CHANNELS_OFFSET
, afhi
->channels
);
361 write_u32(buf
+ CHUNKS_TOTAL_OFFSET
, afhi
->chunks_total
);
362 write_u32(buf
+ HEADER_LEN_OFFSET
, afhi
->header_len
);
363 write_u32(buf
+ HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
364 write_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
, afhi
->chunk_tv
.tv_sec
);
365 write_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
, afhi
->chunk_tv
.tv_usec
);
366 write_u16(buf
+ AFHI_EOF_OFFSET
, tv2ms(&afhi
->eof_tv
));
367 strcpy(buf
+ AFHI_INFO_STRING_OFFSET
, afhi
->info_string
); /* OK */
370 static void load_afhi(const char *buf
, struct afh_info
*afhi
)
372 afhi
->seconds_total
= read_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
);
373 afhi
->bitrate
= read_u32(buf
+ AFHI_BITRATE_OFFSET
);
374 afhi
->frequency
= read_u32(buf
+ AFHI_FREQUENCY_OFFSET
);
375 afhi
->header_offset
= read_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
);
376 afhi
->header_len
= read_u32(buf
+ AFHI_HEADER_LEN_OFFSET
);
377 afhi
->channels
= read_u8(buf
+ AFHI_CHANNELS_OFFSET
);
378 afhi
->chunks_total
= read_u32(buf
+ CHUNKS_TOTAL_OFFSET
);
379 afhi
->header_len
= read_u32(buf
+ HEADER_LEN_OFFSET
);
380 afhi
->header_offset
= read_u32(buf
+ HEADER_OFFSET_OFFSET
);
381 afhi
->chunk_tv
.tv_sec
= read_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
);
382 afhi
->chunk_tv
.tv_usec
= read_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
);
383 ms2tv(read_u16(buf
+ AFHI_EOF_OFFSET
), &afhi
->eof_tv
);
384 afhi
->info_string
= para_strdup(buf
+ AFHI_INFO_STRING_OFFSET
);
387 static unsigned sizeof_chunk_table(struct afh_info
*afhi
)
391 return 4 * (afhi
->chunks_total
+ 1);
394 static void save_chunk_table(struct afh_info
*afhi
, char *buf
)
398 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
399 write_u32(buf
+ 4 * i
, afhi
->chunk_table
[i
]);
402 static void load_chunk_table(struct afh_info
*afhi
, char *buf
)
406 afhi
->chunk_table
= para_malloc(sizeof_chunk_table(afhi
));
407 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
408 afhi
->chunk_table
[i
] = read_u32(buf
+ 4 * i
);
412 * Get the row of the audio file table corresponding to the given path.
414 * \param path The full path of the audio file.
415 * \param row Result pointer.
417 * \return The return value of the underlying call to osl_get_row().
419 int aft_get_row_of_path(const char *path
, struct osl_row
**row
)
421 struct osl_object obj
= {.data
= (char *)path
, .size
= strlen(path
) + 1};
423 return osl_get_row(audio_file_table
, AFTCOL_PATH
, &obj
, row
);
427 * Get the row of the audio file table corresponding to the given hash value.
429 * \param hash The hash value of the desired audio file.
430 * \param row resul pointer.
432 * \return The return value of the underlying call to osl_get_row().
434 int aft_get_row_of_hash(HASH_TYPE
*hash
, struct osl_row
**row
)
436 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
437 return osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, row
);
441 * Get the osl object holding the audio file selector info of a row.
443 * \param row Pointer to a row in the audio file table.
444 * \param obj Result pointer.
446 * \return The return value of the underlying call to osl_get_object().
448 int get_afsi_object_of_row(const struct osl_row
*row
, struct osl_object
*obj
)
450 return osl_get_object(audio_file_table
, row
, AFTCOL_AFSI
, obj
);
454 * Get the osl object holding the audio file selector info, given a path.
457 * \param path The full path of the audio file.
458 * \param obj Result pointer.
460 * \return Positive on success, negative on errors.
462 int get_afsi_object_of_path(const char *path
, struct osl_object
*obj
)
465 int ret
= aft_get_row_of_path(path
, &row
);
468 return get_afsi_object_of_row(row
, obj
);
472 * Get the audio file selector info, given a row of the audio file table.
474 * \param row Pointer to a row in the audio file table.
475 * \param afsi Result pointer.
477 * \return Positive on success, negative on errors.
479 int get_afsi_of_row(const struct osl_row
*row
, struct afs_info
*afsi
)
481 struct osl_object obj
;
482 int ret
= get_afsi_object_of_row(row
, &obj
);
485 return load_afsi(afsi
, &obj
);
489 * Get the audio file selector info, given the path of an audio table.
491 * \param path The full path of the audio file.
492 * \param afsi Result pointer.
494 * \return Positive on success, negative on errors.
496 int get_afsi_of_path(const char *path
, struct afs_info
*afsi
)
498 struct osl_object obj
;
499 int ret
= get_afsi_object_of_path(path
, &obj
);
502 return load_afsi(afsi
, &obj
);
506 * Get the path of an audio file, given a row of the audio file table.
508 * \param row Pointer to a row in the audio file table.
509 * \param path Result pointer.
511 * The result is a pointer to mmapped data. The caller must not attempt
516 int get_audio_file_path_of_row(const struct osl_row
*row
, char **path
)
518 struct osl_object path_obj
;
519 int ret
= osl_get_object(audio_file_table
, row
, AFTCOL_PATH
,
523 *path
= path_obj
.data
;
528 * Get the object containing the hash value of an audio file, given a row.
530 * \param row Pointer to a row of the audio file table.
531 * \param obj Result pointer.
533 * \return The return value of the underlying call to osl_get_object().
535 * \sa get_hash_of_row().
537 static int get_hash_object_of_aft_row(const struct osl_row
*row
, struct osl_object
*obj
)
539 return osl_get_object(audio_file_table
, row
, AFTCOL_HASH
, obj
);
543 * Get the hash value of an audio file, given a row of the audio file table.
545 * \param row Pointer to a row of the audio file table.
546 * \param hash Result pointer.
548 * \a hash points to mapped data and must not be freed by the caller.
550 * \return The return value of the underlying call to
551 * get_hash_object_of_aft_row().
553 static int get_hash_of_row(const struct osl_row
*row
, HASH_TYPE
**hash
)
555 struct osl_object obj
;
556 int ret
= get_hash_object_of_aft_row(row
, &obj
);
565 * Get the audio format handler info, given a row of the audio file table.
567 * \param row Pointer to a row of the audio file table.
568 * \param afhi Result pointer.
570 * \return The return value of the underlying call to osl_get_object().
572 * \sa get_chunk_table_of_row().
574 int get_afhi_of_row(const struct osl_row
*row
, struct afh_info
*afhi
)
576 struct osl_object obj
;
577 int ret
= osl_get_object(audio_file_table
, row
, AFTCOL_AFHI
,
581 load_afhi(obj
.data
, afhi
);
585 /* returns shmid on success */
586 static int save_afd(struct audio_file_data
*afd
)
588 size_t size
= sizeof(*afd
) + sizeof_chunk_table(&afd
->afhi
);
590 PARA_DEBUG_LOG("size: %zu\n", size
);
591 int shmid
, ret
= shm_new(size
);
598 ret
= shm_attach(shmid
, ATTACH_RW
, &shm_afd
);
601 *(struct audio_file_data
*)shm_afd
= *afd
;
604 save_chunk_table(&afd
->afhi
, buf
);
612 int load_afd(int shmid
, struct audio_file_data
*afd
)
618 ret
= shm_attach(shmid
, ATTACH_RO
, &shm_afd
);
621 *afd
= *(struct audio_file_data
*)shm_afd
;
624 load_chunk_table(&afd
->afhi
, buf
);
630 * Mmap the given audio file and update statistics.
632 * \param aft_row Determines the audio file to be opened and updated.
633 * \param score The score of the audio file.
634 * \param afd Result pointer.
636 * On success, the numplayed field of the audio file selector info is increased
637 * and the lastplayed time is set to the current time. Finally, the score of
638 * the audio file is updated.
640 * \return Positive shmid on success, negative on errors.
642 int open_and_update_audio_file(struct osl_row
*aft_row
, long score
,
643 struct audio_file_data
*afd
)
645 HASH_TYPE
*aft_hash
, file_hash
[HASH_SIZE
];
646 struct osl_object afsi_obj
;
647 struct afs_info old_afsi
, new_afsi
;
648 int ret
= get_hash_of_row(aft_row
, &aft_hash
);
649 struct afsi_change_event_data aced
;
650 struct osl_object map
, chunk_table_obj
;
655 ret
= get_audio_file_path_of_row(aft_row
, &path
);
658 ret
= get_afsi_object_of_row(aft_row
, &afsi_obj
);
661 ret
= load_afsi(&old_afsi
, &afsi_obj
);
664 ret
= get_afhi_of_row(aft_row
, &afd
->afhi
);
667 afd
->afhi
.chunk_table
= NULL
;
668 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
669 AFTCOL_CHUNKS
, &chunk_table_obj
);
672 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
,
673 &map
.size
, &afd
->fd
);
676 hash_function(map
.data
, map
.size
, file_hash
);
677 ret
= hash_compare(file_hash
, aft_hash
);
678 para_munmap(map
.data
, map
.size
);
680 ret
= -E_HASH_MISMATCH
;
684 new_afsi
.num_played
++;
685 new_afsi
.last_played
= time(NULL
);
686 save_afsi(&new_afsi
, &afsi_obj
); /* in-place update */
688 load_chunk_table(&afd
->afhi
, chunk_table_obj
.data
);
691 .afhi
= afd
->afhi
, /* struct copy */
697 struct para_buffer pb
= {.max_size
= VERBOSE_LS_OUTPUT_SIZE
- 1};
698 ret
= make_status_items(&d
, &pb
); /* frees info string */
699 afd
->afhi
.info_string
= NULL
;
702 strncpy(afd
->verbose_ls_output
, pb
.buf
, VERBOSE_LS_OUTPUT_SIZE
);
703 afd
->verbose_ls_output
[VERBOSE_LS_OUTPUT_SIZE
- 1] = '\0';
706 aced
.aft_row
= aft_row
;
707 aced
.old_afsi
= &old_afsi
;
708 afs_event(AFSI_CHANGE
, NULL
, &aced
);
711 free(afd
->afhi
.chunk_table
);
712 free(afd
->afhi
.info_string
);
713 osl_close_disk_object(&chunk_table_obj
);
717 static int get_local_time(uint64_t *seconds
, char *buf
, size_t size
,
718 time_t current_time
, enum ls_listing_mode lm
)
722 if (!localtime_r((time_t *)seconds
, &t
))
724 if (lm
== LS_MODE_MBOX
) {
725 if (!strftime(buf
, size
, "%c", &t
))
729 if (*seconds
+ 6 * 30 * 24 * 3600 > current_time
) {
730 if (!strftime(buf
, size
, "%b %e %k:%M", &t
))
734 if (!strftime(buf
, size
, "%b %e %Y", &t
))
739 /** Compute the number of (decimal) digits of a number. */
740 #define GET_NUM_DIGITS(x, num) { \
741 typeof((x)) _tmp = PARA_ABS(x); \
744 while ((_tmp) > 9) { \
750 static short unsigned get_duration_width(int seconds
)
752 short unsigned width
;
753 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
755 if (!hours
) /* less than one hour => m:ss or mm:ss => 4 or 5 digits */
756 return 4 + (mins
> 9);
757 /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
758 GET_NUM_DIGITS(hours
, &width
);
762 static void get_duration_buf(int seconds
, char *buf
, struct ls_options
*opts
)
764 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
765 short unsigned max_width
;
767 if (!hours
) { /* m:ss or mm:ss */
768 max_width
= opts
->mode
== LS_MODE_LONG
?
769 opts
->widths
.duration_width
: 4;
770 sprintf(buf
, "%*u:%02u", max_width
- 3, mins
, seconds
% 60);
771 } else { /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
772 max_width
= opts
->mode
== LS_MODE_LONG
?
773 opts
->widths
.duration_width
: 7;
774 sprintf(buf
, "%*u:%02u:%02u", max_width
- 6, hours
, mins
,
779 static char *make_attribute_lines(const char *att_bitmap
, struct afs_info
*afsi
)
781 char *att_text
, *att_lines
;
783 get_attribute_text(&afsi
->attributes
, " ", &att_text
);
785 return para_strdup(att_bitmap
);
786 att_lines
= make_message("%s: %s\n%s: %s",
787 status_item_list
[SI_ATTRIBUTES_BITMAP
], att_bitmap
,
788 status_item_list
[SI_ATTRIBUTES_TXT
], att_text
);
793 static char *make_lyrics_lines(struct afs_info
*afsi
)
797 lyr_get_name_by_id(afsi
->lyrics_id
, &lyrics_name
);
798 return make_message("%s: %u\n%s: %s\n",
799 status_item_list
[SI_LYRICS_ID
], afsi
->lyrics_id
,
800 status_item_list
[SI_LYRICS_NAME
], lyrics_name
?
801 lyrics_name
: "(none)");
804 static char *make_image_lines(struct afs_info
*afsi
)
807 img_get_name_by_id(afsi
->image_id
, &image_name
);
808 return make_message("%s: %u\n%s: %s\n",
809 status_item_list
[SI_IMAGE_ID
], afsi
->image_id
,
810 status_item_list
[SI_IMAGE_NAME
], image_name
?
811 image_name
: "(none)");
814 static char *make_filename_lines(const char *path
, unsigned flags
)
817 const char *basename
;
819 if (!(flags
& LS_FLAG_FULL_PATH
))
820 return make_message("%s: %s\n",
821 status_item_list
[SI_BASENAME
], path
);
822 basename
= para_basename(path
),
823 dirname
= para_dirname(path
);
824 ret
= make_message("%s: %s\n%s: %s\n%s: %s\n",
825 status_item_list
[SI_PATH
], path
,
826 status_item_list
[SI_DIRECTORY
], dirname
? dirname
: "?",
827 status_item_list
[SI_BASENAME
], basename
? basename
: "?");
832 static int print_chunk_table(struct ls_data
*d
, struct para_buffer
*b
)
834 struct osl_object chunk_table_obj
;
835 struct osl_row
*aft_row
;
839 ret
= aft_get_row_of_hash(d
->hash
, &aft_row
);
842 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
843 AFTCOL_CHUNKS
, &chunk_table_obj
);
846 ret
= para_printf(b
, "%s\n"
847 "chunk_time: %lu:%lu\nchunk_offsets: ",
849 (long unsigned) d
->afhi
.chunk_tv
.tv_sec
,
850 (long unsigned) d
->afhi
.chunk_tv
.tv_usec
854 buf
= chunk_table_obj
.data
;
855 for (i
= 0; i
<= d
->afhi
.chunks_total
; i
++) {
856 ret
= para_printf(b
, "%u ", (unsigned) read_u32(buf
+ 4 * i
));
860 ret
= para_printf(b
, "\n");
862 osl_close_disk_object(&chunk_table_obj
);
866 static int print_list_item(struct ls_data
*d
, struct ls_options
*opts
,
867 struct para_buffer
*b
, time_t current_time
)
871 char last_played_time
[30];
872 char duration_buf
[30]; /* nobody has an audio file long enough to overflow this */
873 char score_buf
[30] = "";
874 struct afs_info
*afsi
= &d
->afsi
;
875 struct afh_info
*afhi
= &d
->afhi
;
876 struct ls_widths
*w
= &opts
->widths
;
877 int have_score
= opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
;
878 char asc_hash
[2 * HASH_SIZE
+ 1];
879 char *att_lines
, *lyrics_lines
, *image_lines
, *filename_lines
;
881 if (opts
->mode
== LS_MODE_SHORT
) {
882 ret
= para_printf(b
, "%s\n", d
->path
);
885 if (opts
->mode
== LS_MODE_CHUNKS
) {
886 ret
= print_chunk_table(d
, b
);
889 get_attribute_bitmap(&afsi
->attributes
, att_buf
);
890 ret
= get_local_time(&afsi
->last_played
, last_played_time
,
891 sizeof(last_played_time
), current_time
, opts
->mode
);
894 get_duration_buf(afhi
->seconds_total
, duration_buf
, opts
);
896 if (opts
->mode
== LS_MODE_LONG
)
897 sprintf(score_buf
, "%*li ", w
->score_width
, d
->score
);
899 sprintf(score_buf
, "%li ", d
->score
);
902 if (opts
->mode
== LS_MODE_LONG
) {
905 "%s " /* attributes */
906 "%*d " /* image_id */
907 "%*d " /* lyrics_id */
909 "%s " /* audio format */
910 "%*d " /* frequency */
913 "%*d " /* num_played */
914 "%s " /* last_played */
918 w
->image_id_width
, afsi
->image_id
,
919 w
->lyrics_id_width
, afsi
->lyrics_id
,
920 w
->bitrate_width
, afhi
->bitrate
,
921 audio_format_name(afsi
->audio_format_id
),
922 w
->frequency_width
, afhi
->frequency
,
925 w
->num_played_width
, afsi
->num_played
,
931 hash_to_asc(d
->hash
, asc_hash
);
932 att_lines
= make_attribute_lines(att_buf
, afsi
);
933 lyrics_lines
= make_lyrics_lines(afsi
);
934 image_lines
= make_image_lines(afsi
);
935 filename_lines
= make_filename_lines(d
->path
, opts
->flags
);
936 if (opts
->mode
== LS_MODE_MBOX
) {
937 const char *bn
= para_basename(d
->path
);
939 "From foo@localhost %s\n"
940 "Received: from\nTo: bar\nFrom: a\n"
948 "%s" /* filename stuff */
949 "%s%s%s%s" /* score */
950 "%s\n" /* attributes */
951 "%s: %s\n" /* hash */
952 "%s" /* image id, image name */
954 "%s: %dkbit/s\n" /* bitrate */
955 "%s: %s\n" /* format */
956 "%s: %dHz\n" /* frequency */
957 "%s: %d\n" /* channels */
958 "%s: %s\n" /* duration */
959 "%s: %lu\n" /* seconds total */
960 "%s: %s\n" /* last played time */
961 "%s: %d\n" /* num_played */
963 "%s: %lu\n" /* chunk time */
964 "%s: %lu\n", /* num chunks */
966 have_score
? status_item_list
[SI_SCORE
] : "",
967 have_score
? ": " : "",
969 have_score
? "\n" : "",
971 status_item_list
[SI_HASH
], asc_hash
,
974 status_item_list
[SI_BITRATE
], afhi
->bitrate
,
975 status_item_list
[SI_FORMAT
], audio_format_name(afsi
->audio_format_id
),
976 status_item_list
[SI_FREQUENCY
], afhi
->frequency
,
977 status_item_list
[SI_CHANNELS
], afhi
->channels
,
978 status_item_list
[SI_DURATION
], duration_buf
,
979 status_item_list
[SI_SECONDS_TOTAL
], afhi
->seconds_total
,
980 status_item_list
[SI_LAST_PLAYED
], last_played_time
,
981 status_item_list
[SI_NUM_PLAYED
], afsi
->num_played
,
983 status_item_list
[SI_CHUNK_TIME
], tv2ms(&afhi
->chunk_tv
),
984 status_item_list
[SI_NUM_CHUNKS
], afhi
->chunks_total
988 if (opts
->mode
== LS_MODE_MBOX
) {
989 struct osl_object lyrics_def
;
990 lyr_get_def_by_id(afsi
->lyrics_id
, &lyrics_def
);
991 if (lyrics_def
.data
) {
992 ret
= para_printf(b
, "Lyrics:\n~~~~~~~\n%s",
993 (char *)lyrics_def
.data
);
994 osl_close_disk_object(&lyrics_def
);
1000 free(filename_lines
);
1002 free(afhi
->info_string
);
1006 void make_empty_status_items(char *buf
)
1010 "%s: \n" /* dirname */
1011 "%s: \n" /* basename */
1012 "%s: \n" /* score */
1013 "%s: \n" /* attributes bitmap */
1014 "%s: \n" /* attributes txt */
1016 "%s: \n" /* image id */
1017 "%s: \n" /* image name */
1018 "%s: \n" /* lyrics id */
1019 "%s: \n" /* lyrics name */
1020 "%s: \n" /* bitrate */
1021 "%s: \n" /* format */
1022 "%s: \n" /* frequency */
1023 "%s: \n" /* channels */
1024 "%s: \n" /* duration */
1025 "%s: \n" /* seconds total */
1026 "%s: \n" /* num played */
1027 "%s: \n" /* last played */
1029 status_item_list
[SI_PATH
],
1030 status_item_list
[SI_DIRECTORY
],
1031 status_item_list
[SI_BASENAME
],
1032 status_item_list
[SI_SCORE
],
1033 status_item_list
[SI_ATTRIBUTES_BITMAP
],
1034 status_item_list
[SI_ATTRIBUTES_TXT
],
1035 status_item_list
[SI_HASH
],
1036 status_item_list
[SI_IMAGE_ID
],
1037 status_item_list
[SI_IMAGE_NAME
],
1038 status_item_list
[SI_LYRICS_ID
],
1039 status_item_list
[SI_LYRICS_NAME
],
1040 status_item_list
[SI_BITRATE
],
1041 status_item_list
[SI_FORMAT
],
1042 status_item_list
[SI_FREQUENCY
],
1043 status_item_list
[SI_CHANNELS
],
1044 status_item_list
[SI_DURATION
],
1045 status_item_list
[SI_SECONDS_TOTAL
],
1046 status_item_list
[SI_NUM_PLAYED
],
1047 status_item_list
[SI_LAST_PLAYED
]
1051 int make_status_items(struct ls_data
*d
, struct para_buffer
*pb
)
1053 struct ls_options opts
= {
1054 .flags
= LS_FLAG_FULL_PATH
| LS_FLAG_ADMISSIBLE_ONLY
,
1055 .mode
= LS_MODE_VERBOSE
,
1057 time_t current_time
;
1059 time(¤t_time
);
1060 return print_list_item(d
, &opts
, pb
, current_time
);
1064 static int ls_audio_format_compare(const void *a
, const void *b
)
1066 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1067 return NUM_COMPARE(d1
->afsi
.audio_format_id
, d2
->afsi
.audio_format_id
);
1070 static int ls_duration_compare(const void *a
, const void *b
)
1072 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1073 return NUM_COMPARE(d1
->afhi
.seconds_total
, d2
->afhi
.seconds_total
);
1076 static int ls_bitrate_compare(const void *a
, const void *b
)
1078 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1079 return NUM_COMPARE(d1
->afhi
.bitrate
, d2
->afhi
.bitrate
);
1082 static int ls_lyrics_id_compare(const void *a
, const void *b
)
1084 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1085 return NUM_COMPARE(d1
->afsi
.lyrics_id
, d2
->afsi
.lyrics_id
);
1088 static int ls_image_id_compare(const void *a
, const void *b
)
1090 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1091 return NUM_COMPARE(d1
->afsi
.image_id
, d2
->afsi
.image_id
);
1094 static int ls_channels_compare(const void *a
, const void *b
)
1096 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1097 return NUM_COMPARE(d1
->afhi
.channels
, d2
->afhi
.channels
);
1100 static int ls_frequency_compare(const void *a
, const void *b
)
1102 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1103 return NUM_COMPARE(d1
->afhi
.frequency
, d2
->afhi
.frequency
);
1106 static int ls_num_played_compare(const void *a
, const void *b
)
1108 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1109 return NUM_COMPARE(d1
->afsi
.num_played
, d2
->afsi
.num_played
);
1112 static int ls_last_played_compare(const void *a
, const void *b
)
1114 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1115 return NUM_COMPARE(d1
->afsi
.last_played
, d2
->afsi
.last_played
);
1118 static int ls_score_compare(const void *a
, const void *b
)
1120 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1121 return NUM_COMPARE(d1
->score
, d2
->score
);
1124 static int ls_path_compare(const void *a
, const void *b
)
1126 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1127 return strcmp(d1
->path
, d2
->path
);
1130 static int sort_matching_paths(struct ls_options
*options
)
1132 size_t nmemb
= options
->num_matching_paths
;
1133 size_t size
= sizeof(*options
->data_ptr
);
1134 int (*compar
)(const void *, const void *);
1137 options
->data_ptr
= para_malloc(nmemb
* sizeof(*options
->data_ptr
));
1138 for (i
= 0; i
< nmemb
; i
++)
1139 options
->data_ptr
[i
] = options
->data
+ i
;
1141 /* In these cases the array is already sorted */
1142 if (options
->sorting
== LS_SORT_BY_PATH
1143 && !(options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1144 && (options
->flags
& LS_FLAG_FULL_PATH
))
1146 if (options
->sorting
== LS_SORT_BY_SCORE
&&
1147 options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1150 switch (options
->sorting
) {
1151 case LS_SORT_BY_PATH
:
1152 compar
= ls_path_compare
; break;
1153 case LS_SORT_BY_SCORE
:
1154 compar
= ls_score_compare
; break;
1155 case LS_SORT_BY_LAST_PLAYED
:
1156 compar
= ls_last_played_compare
; break;
1157 case LS_SORT_BY_NUM_PLAYED
:
1158 compar
= ls_num_played_compare
; break;
1159 case LS_SORT_BY_FREQUENCY
:
1160 compar
= ls_frequency_compare
; break;
1161 case LS_SORT_BY_CHANNELS
:
1162 compar
= ls_channels_compare
; break;
1163 case LS_SORT_BY_IMAGE_ID
:
1164 compar
= ls_image_id_compare
; break;
1165 case LS_SORT_BY_LYRICS_ID
:
1166 compar
= ls_lyrics_id_compare
; break;
1167 case LS_SORT_BY_BITRATE
:
1168 compar
= ls_bitrate_compare
; break;
1169 case LS_SORT_BY_DURATION
:
1170 compar
= ls_duration_compare
; break;
1171 case LS_SORT_BY_AUDIO_FORMAT
:
1172 compar
= ls_audio_format_compare
; break;
1176 qsort(options
->data_ptr
, nmemb
, size
, compar
);
1180 /* row is either an aft_row or a row of the score table */
1181 /* TODO: Only compute widths if we need them */
1182 static int prepare_ls_row(struct osl_row
*row
, void *ls_opts
)
1185 struct ls_options
*options
= ls_opts
;
1187 struct ls_widths
*w
;
1188 unsigned short num_digits
;
1190 struct osl_row
*aft_row
;
1194 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1195 ret
= get_score_and_aft_row(row
, &score
, &aft_row
);
1200 ret
= get_audio_file_path_of_row(aft_row
, &path
);
1203 if (!(options
->flags
& LS_FLAG_FULL_PATH
)) {
1204 char *p
= strrchr(path
, '/');
1208 if (options
->num_patterns
) {
1209 for (i
= 0; i
< options
->num_patterns
; i
++) {
1210 ret
= fnmatch(options
->patterns
[i
], path
, 0);
1213 if (ret
== FNM_NOMATCH
)
1217 if (i
>= options
->num_patterns
) /* no match */
1220 tmp
= options
->num_matching_paths
++;
1221 if (options
->num_matching_paths
> options
->array_size
) {
1222 options
->array_size
++;
1223 options
->array_size
*= 2;
1224 options
->data
= para_realloc(options
->data
, options
->array_size
1225 * sizeof(*options
->data
));
1227 d
= options
->data
+ tmp
;
1228 ret
= get_afsi_of_row(aft_row
, &d
->afsi
);
1231 ret
= get_afhi_of_row(aft_row
, &d
->afhi
);
1235 ret
= get_hash_of_row(aft_row
, &d
->hash
);
1238 w
= &options
->widths
;
1239 GET_NUM_DIGITS(d
->afsi
.image_id
, &num_digits
);
1240 w
->image_id_width
= PARA_MAX(w
->image_id_width
, num_digits
);
1241 GET_NUM_DIGITS(d
->afsi
.lyrics_id
, &num_digits
);
1242 w
->lyrics_id_width
= PARA_MAX(w
->lyrics_id_width
, num_digits
);
1243 GET_NUM_DIGITS(d
->afhi
.bitrate
, &num_digits
);
1244 w
->bitrate_width
= PARA_MAX(w
->bitrate_width
, num_digits
);
1245 GET_NUM_DIGITS(d
->afhi
.frequency
, &num_digits
);
1246 w
->frequency_width
= PARA_MAX(w
->frequency_width
, num_digits
);
1247 GET_NUM_DIGITS(d
->afsi
.num_played
, &num_digits
);
1248 w
->num_played_width
= PARA_MAX(w
->num_played_width
, num_digits
);
1249 /* get the number of chars to print this amount of time */
1250 tmp
= get_duration_width(d
->afhi
.seconds_total
);
1251 w
->duration_width
= PARA_MAX(w
->duration_width
, tmp
);
1252 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1253 GET_NUM_DIGITS(score
, &num_digits
);
1254 num_digits
++; /* add one for the sign (space or "-") */
1255 w
->score_width
= PARA_MAX(w
->score_width
, num_digits
);
1260 free(d
->afhi
.info_string
);
1264 static void com_ls_callback(int fd
, const struct osl_object
*query
)
1266 struct ls_options
*opts
= query
->data
;
1267 char *p
, *pattern_start
= (char *)query
->data
+ sizeof(*opts
);
1268 struct para_buffer b
= {.max_size
= SHMMAX
,
1269 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1271 time_t current_time
;
1274 if (opts
->num_patterns
) {
1275 opts
->patterns
= para_malloc(opts
->num_patterns
* sizeof(char *));
1276 for (i
= 0, p
= pattern_start
; i
< opts
->num_patterns
; i
++) {
1277 opts
->patterns
[i
] = p
;
1281 opts
->patterns
= NULL
;
1282 if (opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1283 ret
= admissible_file_loop(opts
, prepare_ls_row
);
1285 ret
= osl_rbtree_loop(audio_file_table
, AFTCOL_PATH
, opts
,
1289 ret
= opts
->num_patterns
? -E_NO_MATCH
: 0;
1290 if (!opts
->num_matching_paths
)
1292 ret
= sort_matching_paths(opts
);
1295 time(¤t_time
);
1296 if (opts
->flags
& LS_FLAG_REVERSE
)
1297 for (i
= opts
->num_matching_paths
- 1; i
>= 0; i
--) {
1298 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1303 for (i
= 0; i
< opts
->num_matching_paths
; i
++) {
1304 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1310 pass_buffer_as_shm(b
.buf
, b
.offset
, &fd
);
1313 free(opts
->data_ptr
);
1314 free(opts
->patterns
);
1318 * TODO: flags -h (sort by hash)
1320 int com_ls(int fd
, int argc
, char * const * const argv
)
1324 enum ls_sorting_method sort
= LS_SORT_BY_PATH
;
1325 enum ls_listing_mode mode
= LS_MODE_SHORT
;
1326 struct ls_options opts
= {.patterns
= NULL
};
1327 struct osl_object query
= {.data
= &opts
, .size
= sizeof(opts
)};
1329 for (i
= 1; i
< argc
; i
++) {
1330 const char *arg
= argv
[i
];
1333 if (!strcmp(arg
, "--")) {
1337 if (!strncmp(arg
, "-l", 2)) {
1339 mode
= LS_MODE_LONG
;
1343 return -E_AFT_SYNTAX
;
1344 switch(*(arg
+ 2)) {
1346 mode
= LS_MODE_SHORT
;
1349 mode
= LS_MODE_LONG
;
1352 mode
= LS_MODE_VERBOSE
;
1355 mode
= LS_MODE_MBOX
;
1358 mode
= LS_MODE_CHUNKS
;
1361 return -E_AFT_SYNTAX
;
1364 if (!strcmp(arg
, "-p")) {
1365 flags
|= LS_FLAG_FULL_PATH
;
1368 if (!strcmp(arg
, "-a")) {
1369 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1372 if (!strcmp(arg
, "-r")) {
1373 flags
|= LS_FLAG_REVERSE
;
1376 if (!strncmp(arg
, "-s", 2)) {
1377 if (!*(arg
+ 2) || *(arg
+ 3))
1378 return -E_AFT_SYNTAX
;
1379 switch(*(arg
+ 2)) {
1381 sort
= LS_SORT_BY_PATH
;
1383 case 's': /* -ss implies -a */
1384 sort
= LS_SORT_BY_SCORE
;
1385 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1388 sort
= LS_SORT_BY_LAST_PLAYED
;
1391 sort
= LS_SORT_BY_NUM_PLAYED
;
1394 sort
= LS_SORT_BY_FREQUENCY
;
1397 sort
= LS_SORT_BY_CHANNELS
;
1400 sort
= LS_SORT_BY_IMAGE_ID
;
1403 sort
= LS_SORT_BY_LYRICS_ID
;
1406 sort
= LS_SORT_BY_BITRATE
;
1409 sort
= LS_SORT_BY_DURATION
;
1412 sort
= LS_SORT_BY_AUDIO_FORMAT
;
1415 return -E_AFT_SYNTAX
;
1418 return -E_AFT_SYNTAX
;
1421 opts
.sorting
= sort
;
1423 opts
.num_patterns
= argc
- i
;
1424 ret
= send_option_arg_callback_request(&query
, opts
.num_patterns
,
1425 argv
+ i
, com_ls_callback
, send_result
, &fd
);
1430 * Call the given function for each file in the audio file table.
1432 * \param private_data An arbitrary data pointer, passed to \a func.
1433 * \param func The custom function to be called.
1435 * \return The return value of the underlying call to osl_rbtree_loop().
1437 int audio_file_loop(void *private_data
, osl_rbtree_loop_func
*func
)
1439 return osl_rbtree_loop(audio_file_table
, AFTCOL_HASH
, private_data
,
1443 static struct osl_row
*find_hash_sister(HASH_TYPE
*hash
)
1445 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
1446 struct osl_row
*row
;
1448 osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, &row
);
1452 /** The format of the data stored by save_audio_file_data(). */
1453 enum com_add_buffer_offsets
{
1454 /** afhi (if present) starts here. */
1455 CAB_AFHI_OFFSET_POS
= 0,
1456 /** Start of the chunk table (if present). */
1457 CAB_CHUNKS_OFFSET_POS
= 2,
1458 /** Audio format id. */
1459 CAB_AUDIO_FORMAT_OFFSET
= 4,
1460 /** Flags given to the add command. */
1461 CAB_FLAGS_OFFSET
= 5,
1462 /** The hash of the audio file being added. */
1463 CAB_HASH_OFFSET
= 9,
1464 /** Start of the path of the audio file. */
1465 CAB_PATH_OFFSET
= (CAB_HASH_OFFSET
+ HASH_SIZE
),
1469 * Store the given data to a single buffer. Doesn't need the audio file selector
1470 * info struct as the server knows it as well.
1472 * It's OK to call this with afhi == NULL. In this case, the audio format
1473 * handler info won't be stored in the buffer.
1475 static void save_add_callback_buffer(HASH_TYPE
*hash
, const char *path
,
1476 struct afh_info
*afhi
, uint32_t flags
,
1477 uint8_t audio_format_num
, struct osl_object
*obj
)
1479 size_t path_len
= strlen(path
) + 1;
1480 size_t afhi_size
= sizeof_afhi_buf(afhi
);
1481 size_t size
= CAB_PATH_OFFSET
+ path_len
+ afhi_size
1482 + sizeof_chunk_table(afhi
);
1483 char *buf
= para_malloc(size
);
1486 write_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
, audio_format_num
);
1487 write_u32(buf
+ CAB_FLAGS_OFFSET
, flags
);
1489 memcpy(buf
+ CAB_HASH_OFFSET
, hash
, HASH_SIZE
);
1490 strcpy(buf
+ CAB_PATH_OFFSET
, path
);
1492 pos
= CAB_PATH_OFFSET
+ path_len
;
1493 PARA_DEBUG_LOG("size: %zu, afhi starts at %d\n", size
, pos
);
1494 PARA_DEBUG_LOG("last afhi byte: %p, pos %zu\n", buf
+ pos
+ afhi_size
- 1,
1495 pos
+ afhi_size
- 1);
1496 write_u16(buf
+ CAB_AFHI_OFFSET_POS
, pos
);
1497 save_afhi(afhi
, buf
+ pos
);
1500 PARA_DEBUG_LOG("size: %zu, chunks start at %d\n", size
, pos
);
1501 write_u16(buf
+ CAB_CHUNKS_OFFSET_POS
, pos
);
1503 save_chunk_table(afhi
, buf
+ pos
);
1504 PARA_DEBUG_LOG("last byte in buf: %p\n", buf
+ size
- 1);
1511 Overview of the add command.
1513 Input: What was passed to the callback by the command handler.
1515 HS: Hash sister. Whether an audio file with identical hash
1516 already exists in the osl database.
1518 PB: Path brother. Whether a file with the given path exists
1521 F: Force flag given. Whether add was called with -f.
1523 output: Action performed by the callback.
1525 AFHI: Whether afhi and chunk table are computed and sent.
1526 ACTION: Table modifications to be done by the callback.
1528 +----+----+---+------+---------------------------------------------------+
1529 | HS | PB | F | AFHI | ACTION
1530 +----+----+---+------+---------------------------------------------------+
1531 | Y | Y | Y | Y | if HS != PB: remove PB. HS: force afhi update,
1532 | | update path, keep afsi
1533 +----+----+---+------+---------------------------------------------------+
1534 | Y | Y | N | N | if HS == PB: do not send callback request at all.
1535 | | otherwise: remove PB, HS: update path, keep afhi,
1537 +----+----+---+------+---------------------------------------------------+
1538 | Y | N | Y | Y | (rename) force afhi update of HS, update path of
1540 +----+----+---+------+---------------------------------------------------+
1541 | Y | N | N | N | (file rename) update path of HS, keep afsi, afhi
1542 +----+----+---+------+---------------------------------------------------+
1543 | N | Y | Y | Y | (file change) update afhi, hash, of PB, keep afsi
1544 | | (force has no effect)
1545 +----+----+---+------+---------------------------------------------------+
1546 | N | Y | N | Y | (file change) update afhi, hash of PB, keep afsi
1547 +----+----+---+------+---------------------------------------------------+
1548 | N | N | Y | Y | (new file) create new entry (force has no effect)
1549 +----+----+---+------+---------------------------------------------------+
1550 | N | N | N | Y | (new file) create new entry
1551 +----+----+---+------+---------------------------------------------------+
1555 afhi <=> force or no HS
1560 /** Flags passed to the add command. */
1561 enum com_add_flags
{
1562 /** Skip paths that exist already. */
1564 /** Force adding. */
1566 /** Print what is being done. */
1567 ADD_FLAG_VERBOSE
= 4,
1568 /** Try to add files with unknown suffixes. */
1572 static void com_add_callback(int fd
, const struct osl_object
*query
)
1574 char *buf
= query
->data
, *path
;
1575 struct osl_row
*pb
, *aft_row
;
1577 struct osl_object objs
[NUM_AFT_COLUMNS
];
1579 char asc
[2 * HASH_SIZE
+ 1];
1581 char afsi_buf
[AFSI_SIZE
];
1582 uint32_t flags
= read_u32(buf
+ CAB_FLAGS_OFFSET
);
1583 struct afs_info default_afsi
= {.last_played
= 0};
1584 struct para_buffer msg
= {.max_size
= SHMMAX
,
1585 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1587 hash
= (HASH_TYPE
*)buf
+ CAB_HASH_OFFSET
;
1588 hash_to_asc(hash
, asc
);;
1589 objs
[AFTCOL_HASH
].data
= buf
+ CAB_HASH_OFFSET
;
1590 objs
[AFTCOL_HASH
].size
= HASH_SIZE
;
1592 path
= buf
+ CAB_PATH_OFFSET
;
1593 objs
[AFTCOL_PATH
].data
= path
;
1594 objs
[AFTCOL_PATH
].size
= strlen(path
) + 1;
1596 PARA_INFO_LOG("request to add %s\n", path
);
1597 hs
= find_hash_sister(hash
);
1598 ret
= aft_get_row_of_path(path
, &pb
);
1599 if (ret
< 0 && ret
!= -E_RB_KEY_NOT_FOUND
)
1601 if (hs
&& pb
&& hs
== pb
&& !(flags
& ADD_FLAG_FORCE
)) {
1602 if (flags
& ADD_FLAG_VERBOSE
)
1603 ret
= para_printf(&msg
, "ignoring duplicate\n");
1608 if (hs
&& hs
!= pb
) {
1609 struct osl_object obj
;
1610 if (pb
) { /* hs trumps pb, remove pb */
1611 if (flags
& ADD_FLAG_VERBOSE
) {
1612 ret
= para_printf(&msg
, "removing path brother\n");
1616 ret
= osl_del_row(audio_file_table
, pb
);
1621 /* file rename, update hs' path */
1622 if (flags
& ADD_FLAG_VERBOSE
) {
1623 ret
= osl_get_object(audio_file_table
, hs
,
1627 ret
= para_printf(&msg
, "renamed from %s\n", (char *)obj
.data
);
1631 ret
= osl_update_object(audio_file_table
, hs
, AFTCOL_PATH
,
1632 &objs
[AFTCOL_PATH
]);
1635 afs_event(AUDIO_FILE_RENAME
, &msg
, hs
);
1636 if (!(flags
& ADD_FLAG_FORCE
))
1639 /* no hs or force mode, child must have sent afhi */
1640 uint16_t afhi_offset
= read_u16(buf
+ CAB_AFHI_OFFSET_POS
);
1641 uint16_t chunks_offset
= read_u16(buf
+ CAB_CHUNKS_OFFSET_POS
);
1643 objs
[AFTCOL_AFHI
].data
= buf
+ afhi_offset
;
1644 objs
[AFTCOL_AFHI
].size
= chunks_offset
- afhi_offset
;
1646 if (!objs
[AFTCOL_AFHI
].size
) /* "impossible" */
1648 objs
[AFTCOL_CHUNKS
].data
= buf
+ chunks_offset
;
1649 objs
[AFTCOL_CHUNKS
].size
= query
->size
- chunks_offset
;
1650 if (pb
&& !hs
) { /* update pb's hash */
1651 char old_asc
[2 * HASH_SIZE
+ 1];
1652 HASH_TYPE
*old_hash
;
1653 ret
= get_hash_of_row(pb
, &old_hash
);
1656 hash_to_asc(old_hash
, old_asc
);
1657 if (flags
& ADD_FLAG_VERBOSE
) {
1658 ret
= para_printf(&msg
, "file change: %s -> %s\n",
1663 ret
= osl_update_object(audio_file_table
, pb
, AFTCOL_HASH
,
1664 &objs
[AFTCOL_HASH
]);
1668 if (hs
|| pb
) { /* (hs != NULL and pb != NULL) implies hs == pb */
1669 struct osl_row
*row
= pb
? pb
: hs
;
1670 /* update afhi and chunk_table */
1671 if (flags
& ADD_FLAG_VERBOSE
) {
1672 ret
= para_printf(&msg
, "updating afhi and chunk table\n");
1676 ret
= osl_update_object(audio_file_table
, row
, AFTCOL_AFHI
,
1677 &objs
[AFTCOL_AFHI
]);
1680 ret
= osl_update_object(audio_file_table
, row
, AFTCOL_CHUNKS
,
1681 &objs
[AFTCOL_CHUNKS
]);
1684 afs_event(AFHI_CHANGE
, &msg
, row
);
1687 /* new entry, use default afsi */
1688 if (flags
& ADD_FLAG_VERBOSE
) {
1689 ret
= para_printf(&msg
, "new file\n");
1693 default_afsi
.last_played
= time(NULL
) - 365 * 24 * 60 * 60;
1694 default_afsi
.audio_format_id
= read_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
);
1696 objs
[AFTCOL_AFSI
].data
= &afsi_buf
;
1697 objs
[AFTCOL_AFSI
].size
= AFSI_SIZE
;
1698 save_afsi(&default_afsi
, &objs
[AFTCOL_AFSI
]);
1699 ret
= osl_add_and_get_row(audio_file_table
, objs
, &aft_row
);
1700 afs_event(AUDIO_FILE_ADD
, &msg
, aft_row
);
1703 ret
= para_printf(&msg
, "%s\n", para_strerror(-ret
));
1705 pass_buffer_as_shm(msg
.buf
, msg
.offset
, &fd
);
1709 /** Used by com_add(). */
1710 struct private_add_data
{
1711 /** The socket file descriptor. */
1713 /** The given add flags. */
1717 static void path_brother_callback(int fd
, const struct osl_object
*query
)
1719 char *path
= query
->data
;
1720 struct osl_row
*path_brother
;
1721 int ret
= aft_get_row_of_path(path
, &path_brother
);
1724 pass_buffer_as_shm((char *)&path_brother
, sizeof(path_brother
), &fd
);
1727 static void hash_sister_callback(int fd
, const struct osl_object
*query
)
1729 HASH_TYPE
*hash
= query
->data
;
1730 struct osl_row
*hash_sister
;
1732 hash_sister
= find_hash_sister(hash
);
1735 pass_buffer_as_shm((char *)&hash_sister
, sizeof(hash_sister
), &fd
);
1738 static int get_row_pointer_from_result(struct osl_object
*result
, void *private)
1740 struct osl_row
**row
= private;
1741 *row
= result
->data
;
1745 static int add_one_audio_file(const char *path
, void *private_data
)
1747 int ret
, send_ret
= 1, fd
;
1748 uint8_t format_num
= -1;
1749 struct private_add_data
*pad
= private_data
;
1750 struct afh_info afhi
, *afhi_ptr
= NULL
;
1751 struct osl_row
*pb
= NULL
, *hs
= NULL
; /* path brother/hash sister */
1752 struct osl_object map
, obj
= {.data
= NULL
}, query
;
1753 HASH_TYPE hash
[HASH_SIZE
];
1755 ret
= guess_audio_format(path
);
1756 if (ret
< 0 && !(pad
->flags
& ADD_FLAG_ALL
))
1758 query
.data
= (char *)path
;
1759 query
.size
= strlen(path
) + 1;
1760 ret
= send_callback_request(path_brother_callback
, &query
,
1761 get_row_pointer_from_result
, &pb
);
1762 if (ret
< 0 && ret
!= -E_RB_KEY_NOT_FOUND
)
1765 if (pb
&& (pad
->flags
& ADD_FLAG_LAZY
)) { /* lazy is really cheap */
1766 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1767 send_ret
= send_va_buffer(pad
->fd
, "lazy-ignore: %s\n", path
);
1770 /* We still want to add this file. Compute its hash. */
1771 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
, &map
.size
, &fd
);
1774 hash_function(map
.data
, map
.size
, hash
);
1776 /* Check whether the database contains a file with the same hash. */
1778 query
.size
= HASH_SIZE
;
1779 ret
= send_callback_request(hash_sister_callback
, &query
,
1780 get_row_pointer_from_result
, &hs
);
1783 /* Return success if we already know this file. */
1785 if (pb
&& hs
&& hs
== pb
&& !(pad
->flags
& ADD_FLAG_FORCE
)) {
1786 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1787 send_ret
= send_va_buffer(pad
->fd
,
1788 "%s exists, not forcing update\n", path
);
1792 * We won't recalculate the audio format info and the chunk table if
1793 * there is a hash sister and FORCE was not given.
1795 if (!hs
|| (pad
->flags
& ADD_FLAG_FORCE
)) {
1796 ret
= compute_afhi(path
, map
.data
, map
.size
, fd
, &afhi
);
1802 munmap(map
.data
, map
.size
);
1803 if (pad
->flags
& ADD_FLAG_VERBOSE
) {
1804 send_ret
= send_va_buffer(pad
->fd
, "adding %s\n", path
);
1808 save_add_callback_buffer(hash
, path
, afhi_ptr
, pad
->flags
, format_num
, &obj
);
1809 /* Ask afs to consider this entry for adding. */
1810 ret
= send_callback_request(com_add_callback
, &obj
, send_result
, &pad
->fd
);
1815 munmap(map
.data
, map
.size
);
1817 if (ret
< 0 && send_ret
>= 0)
1818 send_ret
= send_va_buffer(pad
->fd
, "failed to add %s (%s)\n", path
,
1819 para_strerror(-ret
));
1822 free(afhi_ptr
->chunk_table
);
1823 free(afhi_ptr
->info_string
);
1825 /* Stop adding files only on send errors. */
1829 int com_add(int fd
, int argc
, char * const * const argv
)
1832 struct private_add_data pad
= {.fd
= fd
, .flags
= 0};
1833 struct stat statbuf
;
1835 for (i
= 1; i
< argc
; i
++) {
1836 const char *arg
= argv
[i
];
1839 if (!strcmp(arg
, "--")) {
1843 if (!strcmp(arg
, "-a")) {
1844 pad
.flags
|= ADD_FLAG_ALL
;
1847 if (!strcmp(arg
, "-l")) {
1848 pad
.flags
|= ADD_FLAG_LAZY
;
1851 if (!strcmp(arg
, "-f")) {
1852 pad
.flags
|= ADD_FLAG_FORCE
;
1855 if (!strcmp(arg
, "-v")) {
1856 pad
.flags
|= ADD_FLAG_VERBOSE
;
1861 return -E_AFT_SYNTAX
;
1862 for (; i
< argc
; i
++) {
1864 ret
= verify_path(argv
[i
], &path
);
1866 ret
= send_va_buffer(fd
, "%s: %s\n", argv
[i
],
1867 para_strerror(-ret
));
1872 ret
= stat(path
, &statbuf
);
1874 ret
= send_va_buffer(fd
, "failed to stat %s (%s)\n", path
,
1881 if (S_ISDIR(statbuf
.st_mode
))
1882 ret
= for_each_file_in_dir(path
, add_one_audio_file
,
1885 ret
= add_one_audio_file(path
, &pad
);
1887 send_va_buffer(fd
, "%s: %s\n", path
, para_strerror(-ret
));
1898 * Flags used by the touch command.
1903 /** Whether the \p FNM_PATHNAME flag should be passed to fnmatch(). */
1904 TOUCH_FLAG_FNM_PATHNAME
= 1,
1905 /** Activates verbose mode. */
1906 TOUCH_FLAG_VERBOSE
= 2
1909 /** Options used by com_touch(). */
1910 struct com_touch_options
{
1911 /** New num_played value. */
1913 /** New last played count. */
1914 int64_t last_played
;
1915 /** new lyrics id. */
1917 /** new image id. */
1919 /** command line flags (see \ref touch_flags). */
1923 /** Data passed to the action handler of com_touch(). */
1924 struct touch_action_data
{
1925 /** Command line options (see \ref com_touch_options). */
1926 struct com_touch_options
*cto
;
1927 /** Message buffer. */
1928 struct para_buffer pb
;
1929 /** How many audio files matched the given pattern. */
1930 unsigned num_matches
;
1933 static int touch_audio_file(__a_unused
struct osl_table
*table
,
1934 struct osl_row
*row
, const char *name
, void *data
)
1936 struct touch_action_data
*tad
= data
;
1937 struct osl_object obj
;
1938 struct afs_info old_afsi
, new_afsi
;
1939 int ret
, no_options
= tad
->cto
->num_played
< 0 && tad
->cto
->last_played
< 0 &&
1940 tad
->cto
->lyrics_id
< 0 && tad
->cto
->image_id
< 0;
1941 struct afsi_change_event_data aced
;
1943 ret
= get_afsi_object_of_row(row
, &obj
);
1945 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
1946 ret
= load_afsi(&old_afsi
, &obj
);
1948 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
1949 new_afsi
= old_afsi
;
1951 new_afsi
.num_played
++;
1952 new_afsi
.last_played
= time(NULL
);
1953 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
1954 ret
= para_printf(&tad
->pb
, "%s: num_played = %u, "
1955 "last_played = now()\n", name
,
1956 new_afsi
.num_played
);
1961 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
1962 ret
= para_printf(&tad
->pb
, "touching %s\n", name
);
1966 if (tad
->cto
->lyrics_id
>= 0)
1967 new_afsi
.lyrics_id
= tad
->cto
->lyrics_id
;
1968 if (tad
->cto
->image_id
>= 0)
1969 new_afsi
.image_id
= tad
->cto
->image_id
;
1970 if (tad
->cto
->num_played
>= 0)
1971 new_afsi
.num_played
= tad
->cto
->num_played
;
1972 if (tad
->cto
->last_played
>= 0)
1973 new_afsi
.last_played
= tad
->cto
->last_played
;
1976 save_afsi(&new_afsi
, &obj
); /* in-place update */
1978 aced
.old_afsi
= &old_afsi
;
1979 afs_event(AFSI_CHANGE
, &tad
->pb
, &aced
);
1983 static void com_touch_callback(int fd
, const struct osl_object
*query
)
1985 struct touch_action_data tad
= {.cto
= query
->data
,
1988 .private_data
= &fd
,
1989 .max_size_handler
= pass_buffer_as_shm
1993 struct pattern_match_data pmd
= {
1994 .table
= audio_file_table
,
1995 .loop_col_num
= AFTCOL_HASH
,
1996 .match_col_num
= AFTCOL_PATH
,
1997 .patterns
= {.data
= (char *)query
->data
+ sizeof(*tad
.cto
),
1998 .size
= query
->size
- sizeof(*tad
.cto
)},
2000 .action
= touch_audio_file
2002 if (tad
.cto
->flags
& TOUCH_FLAG_FNM_PATHNAME
)
2003 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
2004 ret
= for_each_matching_row(&pmd
);
2006 ret2
= para_printf(&tad
.pb
, "%s\n", para_strerror(-ret
));
2008 if (!tad
.num_matches
)
2009 ret2
= para_printf(&tad
.pb
, "no matches\n");
2010 if (ret2
>= 0 && tad
.pb
.offset
)
2011 pass_buffer_as_shm(tad
.pb
.buf
, tad
.pb
.offset
, &fd
);
2015 int com_touch(int fd
, int argc
, char * const * const argv
)
2017 struct com_touch_options cto
= {
2023 struct osl_object query
= {.data
= &cto
, .size
= sizeof(cto
)};
2027 for (i
= 1; i
< argc
; i
++) {
2028 const char *arg
= argv
[i
];
2031 if (!strcmp(arg
, "--")) {
2035 if (!strncmp(arg
, "-n", 2)) {
2036 ret
= para_atoi32(arg
+ 2, &cto
.num_played
);
2041 if (!strncmp(arg
, "-l", 2)) {
2042 ret
= para_atoi64(arg
+ 2, &cto
.last_played
);
2047 if (!strncmp(arg
, "-y", 2)) {
2048 ret
= para_atoi32(arg
+ 2, &cto
.lyrics_id
);
2053 if (!strncmp(arg
, "-i", 2)) {
2054 ret
= para_atoi32(arg
+ 2, &cto
.image_id
);
2059 if (!strcmp(arg
, "-p")) {
2060 cto
.flags
|= TOUCH_FLAG_FNM_PATHNAME
;
2063 if (!strcmp(arg
, "-v")) {
2064 cto
.flags
|= TOUCH_FLAG_VERBOSE
;
2067 break; /* non-option starting with dash */
2070 return -E_AFT_SYNTAX
;
2071 ret
= send_option_arg_callback_request(&query
, argc
- i
,
2072 argv
+ i
, com_touch_callback
, send_result
, &fd
);
2074 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2078 /** Flags for com_rm(). */
2081 RM_FLAG_VERBOSE
= 1,
2085 RM_FLAG_FNM_PATHNAME
= 4
2088 /** Data passed to the action handler of com_rm(). */
2089 struct com_rm_action_data
{
2090 /** Command line flags ((see \ref rm_flags). */
2092 /** Message buffer. */
2093 struct para_buffer pb
;
2094 /** Number of audio files removed. */
2095 unsigned num_removed
;
2098 static int remove_audio_file(__a_unused
struct osl_table
*table
,
2099 struct osl_row
*row
, const char *name
, void *data
)
2101 struct com_rm_action_data
*crd
= data
;
2104 if (crd
->flags
& RM_FLAG_VERBOSE
) {
2105 ret
= para_printf(&crd
->pb
, "removing %s\n", name
);
2109 afs_event(AUDIO_FILE_REMOVE
, &crd
->pb
, row
);
2110 ret
= osl_del_row(audio_file_table
, row
);
2112 ret2
= para_printf(&crd
->pb
, "%s: %s\n", name
,
2113 para_strerror(-ret
));
2119 static void com_rm_callback(int fd
, const struct osl_object
*query
)
2121 struct com_rm_action_data crd
= {.flags
= *(uint32_t *)query
->data
,
2124 .private_data
= &fd
,
2125 .max_size_handler
= pass_buffer_as_shm
2129 struct pattern_match_data pmd
= {
2130 .table
= audio_file_table
,
2131 .loop_col_num
= AFTCOL_HASH
,
2132 .match_col_num
= AFTCOL_PATH
,
2133 .patterns
= {.data
= (char *)query
->data
+ sizeof(uint32_t),
2134 .size
= query
->size
- sizeof(uint32_t)},
2136 .action
= remove_audio_file
2138 if (crd
.flags
& RM_FLAG_FNM_PATHNAME
)
2139 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
2140 ret
= for_each_matching_row(&pmd
);
2142 ret
= para_printf(&crd
.pb
, "%s\n", para_strerror(-ret
));
2145 if (!crd
.num_removed
&& !(crd
.flags
& RM_FLAG_FORCE
))
2146 ret
= para_printf(&crd
.pb
, "no matches -- nothing removed\n");
2148 if (crd
.flags
& RM_FLAG_VERBOSE
)
2149 ret
= para_printf(&crd
.pb
, "removed %u files\n", crd
.num_removed
);
2151 if (ret
>= 0 && crd
.pb
.offset
)
2152 pass_buffer_as_shm(crd
.pb
.buf
, crd
.pb
.offset
, &fd
);
2156 /* TODO options: -r (recursive) */
2157 int com_rm(int fd
, int argc
, char * const * const argv
)
2160 struct osl_object query
= {.data
= &flags
, .size
= sizeof(flags
)};
2163 for (i
= 1; i
< argc
; i
++) {
2164 const char *arg
= argv
[i
];
2167 if (!strcmp(arg
, "--")) {
2171 if (!strcmp(arg
, "-f")) {
2172 flags
|= RM_FLAG_FORCE
;
2175 if (!strcmp(arg
, "-p")) {
2176 flags
|= RM_FLAG_FNM_PATHNAME
;
2179 if (!strcmp(arg
, "-v")) {
2180 flags
|= RM_FLAG_VERBOSE
;
2186 return -E_AFT_SYNTAX
;
2187 ret
= send_option_arg_callback_request(&query
, argc
- i
, argv
+ i
,
2188 com_rm_callback
, send_result
, &fd
);
2190 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2195 * Flags used by the cpsi command.
2200 /** Whether the lyrics id should be copied. */
2201 CPSI_FLAG_COPY_LYRICS_ID
= 1,
2202 /** Whether the image id should be copied. */
2203 CPSI_FLAG_COPY_IMAGE_ID
= 2,
2204 /** Whether the lastplayed time should be copied. */
2205 CPSI_FLAG_COPY_LASTPLAYED
= 4,
2206 /** Whether the numplayed count should be copied. */
2207 CPSI_FLAG_COPY_NUMPLAYED
= 8,
2208 /** Whether the attributes should be copied. */
2209 CPSI_FLAG_COPY_ATTRIBUTES
= 16,
2210 /** Activates verbose mode. */
2211 CPSI_FLAG_VERBOSE
= 32,
2214 /** Data passed to the action handler of com_cpsi(). */
2215 struct cpsi_action_data
{
2216 /** command line flags (see \ref cpsi_flags). */
2218 /** Number of audio files changed. */
2219 unsigned num_copied
;
2220 /** Message buffer. */
2221 struct para_buffer pb
;
2222 /** Values are copied from here. */
2223 struct afs_info source_afsi
;
2226 static int copy_selector_info(__a_unused
struct osl_table
*table
,
2227 struct osl_row
*row
, const char *name
, void *data
)
2229 struct cpsi_action_data
*cad
= data
;
2230 struct osl_object target_afsi_obj
;
2232 struct afs_info old_afsi
, target_afsi
;
2233 struct afsi_change_event_data aced
;
2235 ret
= get_afsi_object_of_row(row
, &target_afsi_obj
);
2238 load_afsi(&target_afsi
, &target_afsi_obj
);
2239 old_afsi
= target_afsi
;
2240 if (cad
->flags
& CPSI_FLAG_COPY_LYRICS_ID
)
2241 target_afsi
.lyrics_id
= cad
->source_afsi
.lyrics_id
;
2242 if (cad
->flags
& CPSI_FLAG_COPY_IMAGE_ID
)
2243 target_afsi
.image_id
= cad
->source_afsi
.image_id
;
2244 if (cad
->flags
& CPSI_FLAG_COPY_LASTPLAYED
)
2245 target_afsi
.last_played
= cad
->source_afsi
.last_played
;
2246 if (cad
->flags
& CPSI_FLAG_COPY_NUMPLAYED
)
2247 target_afsi
.num_played
= cad
->source_afsi
.num_played
;
2248 if (cad
->flags
& CPSI_FLAG_COPY_ATTRIBUTES
)
2249 target_afsi
.attributes
= cad
->source_afsi
.attributes
;
2250 save_afsi(&target_afsi
, &target_afsi_obj
); /* in-place update */
2252 if (cad
->flags
& CPSI_FLAG_VERBOSE
) {
2253 ret
= para_printf(&cad
->pb
, "copied afsi to %s\n", name
);
2258 aced
.old_afsi
= &old_afsi
;
2259 afs_event(AFSI_CHANGE
, &cad
->pb
, &aced
);
2263 static void com_cpsi_callback(int fd
, const struct osl_object
*query
)
2265 struct cpsi_action_data cad
= {
2266 .flags
= *(unsigned *)query
->data
,
2269 .private_data
= &fd
,
2270 .max_size_handler
= pass_buffer_as_shm
2274 char *source_path
= (char *)query
->data
+ sizeof(cad
.flags
);
2276 ret
= get_afsi_of_path(source_path
, &cad
.source_afsi
);
2279 struct pattern_match_data pmd
= {
2280 .table
= audio_file_table
,
2281 .loop_col_num
= AFTCOL_HASH
,
2282 .match_col_num
= AFTCOL_PATH
,
2283 .patterns
= {.data
= source_path
+ strlen(source_path
) + 1,
2284 .size
= query
->size
- sizeof(cad
.flags
)
2285 - strlen(source_path
) - 1},
2287 .action
= copy_selector_info
2289 ret
= for_each_matching_row(&pmd
);
2292 ret
= para_printf(&cad
.pb
, "%s\n", para_strerror(-ret
));
2293 else if (cad
.flags
& CPSI_FLAG_VERBOSE
) {
2295 ret
= para_printf(&cad
.pb
, "copied requested afsi from %s "
2297 source_path
, cad
.num_copied
);
2299 ret
= para_printf(&cad
.pb
, "nothing copied\n");
2302 pass_buffer_as_shm(cad
.pb
.buf
, cad
.pb
.offset
, &fd
);
2306 int com_cpsi(int fd
, int argc
, char * const * const argv
)
2310 struct osl_object options
= {.data
= &flags
, .size
= sizeof(flags
)};
2312 for (i
= 1; i
< argc
; i
++) {
2313 const char *arg
= argv
[i
];
2316 if (!strcmp(arg
, "--")) {
2320 if (!strcmp(arg
, "-y")) {
2321 flags
|= CPSI_FLAG_COPY_LYRICS_ID
;
2324 if (!strcmp(arg
, "-i")) {
2325 flags
|= CPSI_FLAG_COPY_IMAGE_ID
;
2328 if (!strcmp(arg
, "-l")) {
2329 flags
|= CPSI_FLAG_COPY_LASTPLAYED
;
2332 if (!strcmp(arg
, "-n")) {
2333 flags
|= CPSI_FLAG_COPY_NUMPLAYED
;
2336 if (!strcmp(arg
, "-a")) {
2337 flags
|= CPSI_FLAG_COPY_ATTRIBUTES
;
2340 if (!strcmp(arg
, "-v")) {
2341 flags
|= CPSI_FLAG_VERBOSE
;
2346 if (i
+ 1 >= argc
) /* need at least souce file and pattern */
2347 return -E_AFT_SYNTAX
;
2348 if (!(flags
& ~CPSI_FLAG_VERBOSE
)) /* no copy flags given */
2349 flags
= ~(unsigned)CPSI_FLAG_VERBOSE
| flags
;
2350 ret
= send_option_arg_callback_request(&options
, argc
- i
, argv
+ i
,
2351 com_cpsi_callback
, send_result
, &fd
);
2353 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2357 /* TODO: optionally fix problems by removing offending rows */
2358 static int check_audio_file(struct osl_row
*row
, void *data
)
2361 struct para_buffer
*pb
= data
;
2362 struct stat statbuf
;
2363 int ret
= get_audio_file_path_of_row(row
, &path
);
2364 struct afs_info afsi
;
2368 return para_printf(pb
, "%s\n", para_strerror(-ret
));
2369 if (stat(path
, &statbuf
) < 0) {
2370 ret
= para_printf(pb
, "%s: stat error (%s)\n", path
, strerror(errno
));
2374 if (!S_ISREG(statbuf
.st_mode
)) {
2375 ret
= para_printf(pb
, "%s: not a regular file\n", path
);
2380 ret
= get_afsi_of_row(row
, &afsi
);
2382 return para_printf(pb
, "%s: %s\n", path
, para_strerror(-ret
));
2383 ret
= lyr_get_name_by_id(afsi
.lyrics_id
, &blob_name
);
2385 ret
= para_printf(pb
, "%s lyrics id %u: %s\n", path
, afsi
.lyrics_id
,
2386 para_strerror(-ret
));
2390 ret
= img_get_name_by_id(afsi
.image_id
, &blob_name
);
2392 ret
= para_printf(pb
, "%s image id %u: %s\n", path
, afsi
.image_id
,
2393 para_strerror(-ret
));
2398 * Check the audio file table for inconsistencies.
2400 * \param fd The afs socket.
2401 * \param query Unused.
2403 * This function always succeeds.
2407 void aft_check_callback(int fd
, __a_unused
const struct osl_object
*query
)
2409 struct para_buffer pb
= {
2411 .private_data
= &fd
,
2412 .max_size_handler
= pass_buffer_as_shm
2414 int ret
= para_printf(&pb
, "checking audio file table...\n");
2418 audio_file_loop(&pb
, check_audio_file
);
2420 pass_buffer_as_shm(pb
.buf
, pb
.offset
, &fd
);
2425 * Close the audio file table.
2427 * \param flags Usual flags that are passed to osl_close_table().
2429 * \sa osl_close_table().
2431 static void aft_close(void)
2433 osl_close_table(audio_file_table
, OSL_MARK_CLEAN
);
2434 audio_file_table
= NULL
;
2438 * Open the audio file table.
2440 * \param dir The database directory.
2444 * \sa osl_open_table().
2446 static int aft_open(const char *dir
)
2450 audio_file_table_desc
.dir
= dir
;
2451 ret
= osl_open_table(&audio_file_table_desc
, &audio_file_table
);
2454 osl_get_num_rows(audio_file_table
, &num
);
2455 PARA_INFO_LOG("audio file table contains %d files\n", num
);
2458 PARA_INFO_LOG("failed to open audio file table\n");
2459 audio_file_table
= NULL
;
2460 if (ret
>= 0 || is_errno(-ret
, ENOENT
))
2465 static int aft_create(const char *dir
)
2467 audio_file_table_desc
.dir
= dir
;
2468 return osl_create_table(&audio_file_table_desc
);
2471 static int clear_attribute(struct osl_row
*row
, void *data
)
2473 struct rmatt_event_data
*red
= data
;
2474 struct afs_info afsi
;
2475 struct osl_object obj
;
2476 int ret
= get_afsi_object_of_row(row
, &obj
);
2477 uint64_t mask
= ~(1ULL << red
->bitnum
);
2481 ret
= load_afsi(&afsi
, &obj
);
2484 afsi
.attributes
&= mask
;
2485 save_afsi(&afsi
, &obj
);
2489 static int aft_event_handler(enum afs_events event
, struct para_buffer
*pb
,
2495 case ATTRIBUTE_REMOVE
: {
2496 const struct rmatt_event_data
*red
= data
;
2497 ret
= para_printf(pb
, "clearing attribute %s (bit %u) from all "
2498 "entries in the audio file table\n", red
->name
,
2502 return audio_file_loop(data
, clear_attribute
);
2509 void aft_init(struct afs_table
*t
)
2511 t
->name
= audio_file_table_desc
.name
;
2513 t
->close
= aft_close
;
2514 t
->create
= aft_create
;
2515 t
->event_handler
= aft_event_handler
;