2 * Copyright (C) 2007-2009 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 #include "portable_io.h"
26 static struct osl_table
*audio_file_table
;
28 /** The different sorting methods of the ls command. */
29 enum ls_sorting_method
{
35 LS_SORT_BY_LAST_PLAYED
,
37 LS_SORT_BY_NUM_PLAYED
,
51 LS_SORT_BY_AUDIO_FORMAT
,
56 /** The different listing modes of the ls command. */
57 enum ls_listing_mode
{
58 /** Default listing mode. */
70 /** The flags accepted by the ls command. */
73 LS_FLAG_FULL_PATH
= 1,
75 LS_FLAG_ADMISSIBLE_ONLY
= 2,
81 * The size of the individual output fields of the ls command.
83 * These depend on the actual content being listed. If, for instance only files
84 * with duration less than an hour are being listed, then the duration with is
85 * made smaller because then the duration is listed as mm:ss rather than
89 /** size of the score field. */
90 unsigned short score_width
;
91 /** size of the image id field. */
92 unsigned short image_id_width
;
93 /** size of the lyrics id field. */
94 unsigned short lyrics_id_width
;
95 /** size of the bitrate field. */
96 unsigned short bitrate_width
;
97 /** size of the frequency field. */
98 unsigned short frequency_width
;
99 /** size of the duration field. */
100 unsigned short duration_width
;
101 /** size of the num played field. */
102 unsigned short num_played_width
;
103 /** size of the amp field. */
104 unsigned short amp_width
;
107 /** Data passed from the ls command handler to its callback function. */
109 /** The given command line flags. */
111 /** The sorting method given at the command line. */
112 enum ls_sorting_method sorting
;
113 /** The given listing mode (short, long, verbose, mbox). */
114 enum ls_listing_mode mode
;
115 /** The arguments passed to the ls command. */
117 /** Number of non-option arguments. */
119 /** Used for long listing mode to align the output fields. */
120 struct ls_widths widths
;
121 /** Size of the \a data array. */
123 /** Number of used entries in the data array. */
124 uint32_t num_matching_paths
;
125 /** Array of matching entries. */
126 struct ls_data
*data
;
127 /** Used to sort the array. */
128 struct ls_data
**data_ptr
;
132 * Describes the layout of the mmapped-afs info struct.
134 * \sa struct afs_info.
137 /** Where .last_played is stored. */
138 AFSI_LAST_PLAYED_OFFSET
= 0,
139 /** Storage position of the attributes bitmap. */
140 AFSI_ATTRIBUTES_OFFSET
= 8,
141 /** Storage position of the .num_played field. */
142 AFSI_NUM_PLAYED_OFFSET
= 16,
143 /** Storage position of the .image_id field. */
144 AFSI_IMAGE_ID_OFFSET
= 20,
145 /** Storage position of the .lyrics_id field. */
146 AFSI_LYRICS_ID_OFFSET
= 24,
147 /** Storage position of the .audio_format_id field. */
148 AFSI_AUDIO_FORMAT_ID_OFFSET
= 28,
149 /** Storage position of the amplification field. */
150 AFSI_AMP_OFFSET
= 29,
151 /** 2 bytes reserved space for future usage. */
152 AFSI_AUDIO_FORMAT_UNUSED_OFFSET
= 30,
153 /** On-disk storage space needed. */
158 * Convert a struct afs_info to an osl object.
160 * \param afsi Pointer to the audio file info to be converted.
161 * \param obj Result pointer.
165 void save_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
167 char *buf
= obj
->data
;
169 write_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
, afsi
->last_played
);
170 write_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
, afsi
->attributes
);
171 write_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
, afsi
->num_played
);
172 write_u32(buf
+ AFSI_IMAGE_ID_OFFSET
, afsi
->image_id
);
173 write_u32(buf
+ AFSI_LYRICS_ID_OFFSET
, afsi
->lyrics_id
);
174 write_u8(buf
+ AFSI_AUDIO_FORMAT_ID_OFFSET
,
175 afsi
->audio_format_id
);
176 write_u8(buf
+ AFSI_AMP_OFFSET
, afsi
->amp
);
177 memset(buf
+ AFSI_AUDIO_FORMAT_UNUSED_OFFSET
, 0, 2);
181 * Get the audio file selector info struct stored in an osl object.
183 * \param afsi Points to the audio_file info structure to be filled in.
184 * \param obj The osl object holding the data.
186 * \return Positive on success, negative on errors. Possible errors: \p E_BAD_AFS.
190 int load_afsi(struct afs_info
*afsi
, struct osl_object
*obj
)
192 char *buf
= obj
->data
;
193 if (obj
->size
< AFSI_SIZE
)
195 afsi
->last_played
= read_u64(buf
+ AFSI_LAST_PLAYED_OFFSET
);
196 afsi
->attributes
= read_u64(buf
+ AFSI_ATTRIBUTES_OFFSET
);
197 afsi
->num_played
= read_u32(buf
+ AFSI_NUM_PLAYED_OFFSET
);
198 afsi
->image_id
= read_u32(buf
+ AFSI_IMAGE_ID_OFFSET
);
199 afsi
->lyrics_id
= read_u32(buf
+ AFSI_LYRICS_ID_OFFSET
);
200 afsi
->audio_format_id
= read_u8(buf
+
201 AFSI_AUDIO_FORMAT_ID_OFFSET
);
202 afsi
->amp
= read_u8(buf
+ AFSI_AMP_OFFSET
);
206 /** The columns of the audio file table. */
207 enum audio_file_table_columns
{
208 /** The hash on the content of the audio file. */
210 /** The full path in the filesystem. */
212 /** The audio file selector info. */
214 /** The audio format handler info. */
216 /** The chunk table info and the chunk table of the audio file. */
218 /** The number of columns of this table. */
223 * Compare two osl objects pointing to hash values.
225 * \param obj1 Pointer to the first hash object.
226 * \param obj2 Pointer to the second hash object.
228 * \return The values required for an osl compare function.
230 * \sa osl_compare_func, uint32_compare().
232 int aft_hash_compare(const struct osl_object
*obj1
, const struct osl_object
*obj2
)
234 return hash_compare((HASH_TYPE
*)obj1
->data
, (HASH_TYPE
*)obj2
->data
);
237 static struct osl_column_description aft_cols
[] = {
239 .storage_type
= OSL_MAPPED_STORAGE
,
240 .storage_flags
= OSL_RBTREE
| OSL_FIXED_SIZE
| OSL_UNIQUE
,
242 .compare_function
= aft_hash_compare
,
243 .data_size
= HASH_SIZE
246 .storage_type
= OSL_MAPPED_STORAGE
,
247 .storage_flags
= OSL_RBTREE
| OSL_UNIQUE
,
249 .compare_function
= string_compare
,
252 .storage_type
= OSL_MAPPED_STORAGE
,
253 .storage_flags
= OSL_FIXED_SIZE
,
255 .data_size
= AFSI_SIZE
258 .storage_type
= OSL_MAPPED_STORAGE
,
262 .storage_type
= OSL_DISK_STORAGE
,
267 static struct osl_table_description audio_file_table_desc
= {
268 .name
= "audio_files",
269 .num_columns
= NUM_AFT_COLUMNS
,
270 .flags
= OSL_LARGE_TABLE
,
271 .column_descriptions
= aft_cols
274 /* We don't want * dot or dot-dot anywhere. */
275 static int verify_dotfile(const char *rest
)
278 * The first character was '.', but that has already been discarded, we
282 case '\0': case '/': /* /foo/. and /foo/./bar are not ok */
284 case '.': /* path start with /foo/.. */
285 if (rest
[1] == '\0' || rest
[1] == '/')
286 return -1; /* /foo/.. or /foo/../bar are not ok */
287 /* /foo/..bar is ok */
293 * We fundamentally don't like some paths: We don't want double slashes or
294 * slashes at the end that can make pathnames ambiguous.
296 static int verify_path(const char *orig_path
, char **resolved_path
)
302 if (*orig_path
!= '/') /* we only accept absolute paths */
304 len
= strlen(orig_path
);
305 *resolved_path
= para_strdup(orig_path
);
306 path
= *resolved_path
;
307 while (len
> 1 && path
[--len
] == '/')
308 path
[len
] = '\0'; /* remove slash at the end */
314 case '/': /* double slash */
317 if (verify_dotfile(path
) < 0)
327 free(*resolved_path
);
331 /** The on-disk layout of a afhi struct. */
333 /** Where the number of seconds is stored. */
334 AFHI_SECONDS_TOTAL_OFFSET
= 0,
335 /** Position of the bitrate. */
336 AFHI_BITRATE_OFFSET
= 4,
337 /** Position of the frequency. */
338 AFHI_FREQUENCY_OFFSET
= 8,
339 /** Location of the audio file header. */
340 AFHI_HEADER_OFFSET_OFFSET
= 12,
341 /* Length of the audio file header. Zero means: No header. */
342 AFHI_HEADER_LEN_OFFSET
= 16,
343 /** The total number of chunks (4 bytes). */
344 CHUNKS_TOTAL_OFFSET
= 20,
345 /** The length of the audio file header (4 bytes). */
346 HEADER_LEN_OFFSET
= 24,
347 /** The start of the audio file header (4 bytes). */
348 HEADER_OFFSET_OFFSET
= 28,
349 /** The seconds part of the chunk time (4 bytes). */
350 CHUNK_TV_TV_SEC_OFFSET
= 32,
351 /** The microseconds part of the chunk time (4 bytes). */
352 CHUNK_TV_TV_USEC_OFFSET
= 36,
353 /** Number of channels is stored here. (1 byte) */
354 AFHI_CHANNELS_OFFSET
= 40,
355 /** The tag info position. */
356 AFHI_INFO_STRING_OFFSET
= 41,
357 /** Minimal on-disk size of a valid afhi struct. */
358 MIN_AFHI_SIZE
= 47, /* at least 6 null bytes for techinfo/tags */
361 static unsigned sizeof_afhi_buf(const struct afh_info
*afhi
)
366 + strlen(afhi
->techinfo
)
367 + strlen(afhi
->tags
.artist
)
368 + strlen(afhi
->tags
.title
)
369 + strlen(afhi
->tags
.year
)
370 + strlen(afhi
->tags
.album
)
371 + strlen(afhi
->tags
.comment
);
374 static void save_afhi(struct afh_info
*afhi
, char *buf
)
380 write_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
, afhi
->seconds_total
);
381 write_u32(buf
+ AFHI_BITRATE_OFFSET
, afhi
->bitrate
);
382 write_u32(buf
+ AFHI_FREQUENCY_OFFSET
, afhi
->frequency
);
383 write_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
384 write_u32(buf
+ AFHI_HEADER_LEN_OFFSET
, afhi
->header_len
);
385 write_u8(buf
+ AFHI_CHANNELS_OFFSET
, afhi
->channels
);
386 write_u32(buf
+ CHUNKS_TOTAL_OFFSET
, afhi
->chunks_total
);
387 write_u32(buf
+ HEADER_LEN_OFFSET
, afhi
->header_len
);
388 write_u32(buf
+ HEADER_OFFSET_OFFSET
, afhi
->header_offset
);
389 write_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
, afhi
->chunk_tv
.tv_sec
);
390 write_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
, afhi
->chunk_tv
.tv_usec
);
391 p
= buf
+ AFHI_INFO_STRING_OFFSET
;
392 /* The sprintf's below are OK as our caller made sure that buf is large enough */
393 p
+= sprintf(p
, "%s", afhi
->techinfo
) + 1;
394 p
+= sprintf(p
, "%s", afhi
->tags
.artist
) + 1;
395 p
+= sprintf(p
, "%s", afhi
->tags
.title
) + 1;
396 p
+= sprintf(p
, "%s", afhi
->tags
.year
) + 1;
397 p
+= sprintf(p
, "%s", afhi
->tags
.album
) + 1;
398 sprintf(p
, "%s", afhi
->tags
.comment
);
401 static void load_afhi(const char *buf
, struct afh_info
*afhi
)
403 afhi
->seconds_total
= read_u32(buf
+ AFHI_SECONDS_TOTAL_OFFSET
);
404 afhi
->bitrate
= read_u32(buf
+ AFHI_BITRATE_OFFSET
);
405 afhi
->frequency
= read_u32(buf
+ AFHI_FREQUENCY_OFFSET
);
406 afhi
->header_offset
= read_u32(buf
+ AFHI_HEADER_OFFSET_OFFSET
);
407 afhi
->header_len
= read_u32(buf
+ AFHI_HEADER_LEN_OFFSET
);
408 afhi
->channels
= read_u8(buf
+ AFHI_CHANNELS_OFFSET
);
409 afhi
->chunks_total
= read_u32(buf
+ CHUNKS_TOTAL_OFFSET
);
410 afhi
->header_len
= read_u32(buf
+ HEADER_LEN_OFFSET
);
411 afhi
->header_offset
= read_u32(buf
+ HEADER_OFFSET_OFFSET
);
412 afhi
->chunk_tv
.tv_sec
= read_u32(buf
+ CHUNK_TV_TV_SEC_OFFSET
);
413 afhi
->chunk_tv
.tv_usec
= read_u32(buf
+ CHUNK_TV_TV_USEC_OFFSET
);
414 afhi
->techinfo
= buf
+ AFHI_INFO_STRING_OFFSET
;
415 afhi
->tags
.artist
= afhi
->techinfo
+ strlen(afhi
->techinfo
) + 1;
416 afhi
->tags
.title
= afhi
->tags
.artist
+ strlen(afhi
->tags
.artist
) + 1;
417 afhi
->tags
.year
= afhi
->tags
.title
+ strlen(afhi
->tags
.title
) + 1;
418 afhi
->tags
.album
= afhi
->tags
.year
+ strlen(afhi
->tags
.year
) + 1;
419 afhi
->tags
.comment
= afhi
->tags
.album
+ strlen(afhi
->tags
.album
) + 1;
422 static unsigned sizeof_chunk_table(struct afh_info
*afhi
)
426 return 4 * (afhi
->chunks_total
+ 1);
429 static void save_chunk_table(struct afh_info
*afhi
, char *buf
)
433 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
434 write_u32(buf
+ 4 * i
, afhi
->chunk_table
[i
]);
437 static void load_chunk_table(struct afh_info
*afhi
, char *buf
)
441 afhi
->chunk_table
= para_malloc(sizeof_chunk_table(afhi
));
442 for (i
= 0; i
<= afhi
->chunks_total
; i
++)
443 afhi
->chunk_table
[i
] = read_u32(buf
+ 4 * i
);
447 * Get the row of the audio file table corresponding to the given path.
449 * \param path The full path of the audio file.
450 * \param row Result pointer.
454 int aft_get_row_of_path(const char *path
, struct osl_row
**row
)
456 struct osl_object obj
= {.data
= (char *)path
, .size
= strlen(path
) + 1};
458 return osl(osl_get_row(audio_file_table
, AFTCOL_PATH
, &obj
, row
));
462 * Get the row of the audio file table corresponding to the given hash value.
464 * \param hash The hash value of the desired audio file.
465 * \param row Result pointer.
469 int aft_get_row_of_hash(HASH_TYPE
*hash
, struct osl_row
**row
)
471 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
472 return osl(osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, row
));
476 * Get the osl object holding the audio file selector info of a row.
478 * \param row Pointer to a row in the audio file table.
479 * \param obj Result pointer.
483 int get_afsi_object_of_row(const struct osl_row
*row
, struct osl_object
*obj
)
485 return osl(osl_get_object(audio_file_table
, row
, AFTCOL_AFSI
, obj
));
489 * Get the osl object holding the audio file selector info, given a path.
492 * \param path The full path of the audio file.
493 * \param obj Result pointer.
495 * \return Positive on success, negative on errors.
497 int get_afsi_object_of_path(const char *path
, struct osl_object
*obj
)
500 int ret
= aft_get_row_of_path(path
, &row
);
503 return get_afsi_object_of_row(row
, obj
);
507 * Get the audio file selector info, given a row of the audio file table.
509 * \param row Pointer to a row in the audio file table.
510 * \param afsi Result pointer.
512 * \return Positive on success, negative on errors.
514 int get_afsi_of_row(const struct osl_row
*row
, struct afs_info
*afsi
)
516 struct osl_object obj
;
517 int ret
= get_afsi_object_of_row(row
, &obj
);
520 return load_afsi(afsi
, &obj
);
524 * Get the audio file selector info, given the path of an audio table.
526 * \param path The full path of the audio file.
527 * \param afsi Result pointer.
529 * \return Positive on success, negative on errors.
531 int get_afsi_of_path(const char *path
, struct afs_info
*afsi
)
533 struct osl_object obj
;
534 int ret
= get_afsi_object_of_path(path
, &obj
);
537 return load_afsi(afsi
, &obj
);
541 * Get the path of an audio file, given a row of the audio file table.
543 * \param row Pointer to a row in the audio file table.
544 * \param path Result pointer.
546 * The result is a pointer to mmapped data. The caller must not attempt
551 int get_audio_file_path_of_row(const struct osl_row
*row
, char **path
)
553 struct osl_object path_obj
;
554 int ret
= osl(osl_get_object(audio_file_table
, row
, AFTCOL_PATH
,
558 *path
= path_obj
.data
;
563 * Get the object containing the hash value of an audio file, given a row.
565 * \param row Pointer to a row of the audio file table.
566 * \param obj Result pointer.
568 * \return The return value of the underlying call to osl_get_object().
570 * \sa get_hash_of_row().
572 static int get_hash_object_of_aft_row(const struct osl_row
*row
,
573 struct osl_object
*obj
)
575 return osl(osl_get_object(audio_file_table
, row
, AFTCOL_HASH
, obj
));
579 * Get the hash value of an audio file, given a row of the audio file table.
581 * \param row Pointer to a row of the audio file table.
582 * \param hash Result pointer.
584 * \a hash points to mapped data and must not be freed by the caller.
586 * \return The return value of the underlying call to
587 * get_hash_object_of_aft_row().
589 static int get_hash_of_row(const struct osl_row
*row
, HASH_TYPE
**hash
)
591 struct osl_object obj
;
592 int ret
= get_hash_object_of_aft_row(row
, &obj
);
601 * Get the audio format handler info, given a row of the audio file table.
603 * \param row Pointer to a row of the audio file table.
604 * \param afhi Result pointer.
606 * \return The return value of the underlying call to osl_get_object().
608 * \sa get_chunk_table_of_row().
610 int get_afhi_of_row(const struct osl_row
*row
, struct afh_info
*afhi
)
612 struct osl_object obj
;
613 int ret
= osl(osl_get_object(audio_file_table
, row
, AFTCOL_AFHI
,
617 load_afhi(obj
.data
, afhi
);
621 /* returns shmid on success */
622 static int save_afd(struct audio_file_data
*afd
)
624 size_t size
= sizeof(*afd
) + sizeof_chunk_table(&afd
->afhi
);
625 int shmid
, ret
= shm_new(size
);
632 ret
= shm_attach(shmid
, ATTACH_RW
, &shm_afd
);
635 *(struct audio_file_data
*)shm_afd
= *afd
;
638 save_chunk_table(&afd
->afhi
, buf
);
646 int load_afd(int shmid
, struct audio_file_data
*afd
)
652 ret
= shm_attach(shmid
, ATTACH_RO
, &shm_afd
);
655 *afd
= *(struct audio_file_data
*)shm_afd
;
658 load_chunk_table(&afd
->afhi
, buf
);
663 static int get_local_time(uint64_t *seconds
, char *buf
, size_t size
,
664 time_t current_time
, enum ls_listing_mode lm
)
668 if (!localtime_r((time_t *)seconds
, &t
))
670 if (lm
== LS_MODE_MBOX
) {
671 if (!strftime(buf
, size
, "%c", &t
))
675 if (*seconds
+ 6 * 30 * 24 * 3600 > current_time
) {
676 if (!strftime(buf
, size
, "%b %e %k:%M", &t
))
680 if (!strftime(buf
, size
, "%b %e %Y", &t
))
685 /** Compute the number of (decimal) digits of a number. */
686 #define GET_NUM_DIGITS(x, num) { \
687 typeof((x)) _tmp = PARA_ABS(x); \
690 while ((_tmp) > 9) { \
696 static short unsigned get_duration_width(int seconds
)
698 short unsigned width
;
699 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
701 if (!hours
) /* less than one hour => m:ss or mm:ss => 4 or 5 digits */
702 return 4 + (mins
> 9);
703 /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
704 GET_NUM_DIGITS(hours
, &width
);
708 static void get_duration_buf(int seconds
, char *buf
, struct ls_options
*opts
)
710 unsigned hours
= seconds
/ 3600, mins
= (seconds
% 3600) / 60;
711 short unsigned max_width
;
713 if (!hours
) { /* m:ss or mm:ss */
714 max_width
= opts
->mode
== LS_MODE_LONG
?
715 opts
->widths
.duration_width
: 4;
716 sprintf(buf
, "%*u:%02u", max_width
- 3, mins
, seconds
% 60);
717 } else { /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
718 max_width
= opts
->mode
== LS_MODE_LONG
?
719 opts
->widths
.duration_width
: 7;
720 sprintf(buf
, "%*u:%02u:%02u", max_width
- 6, hours
, mins
,
725 static char *make_attribute_lines(const char *att_bitmap
, struct afs_info
*afsi
)
727 char *att_text
, *att_lines
;
729 get_attribute_text(&afsi
->attributes
, " ", &att_text
);
731 return para_strdup(att_bitmap
);
732 att_lines
= make_message("%s: %s\n%s: %s",
733 status_item_list
[SI_ATTRIBUTES_BITMAP
], att_bitmap
,
734 status_item_list
[SI_ATTRIBUTES_TXT
], att_text
);
739 static char *make_lyrics_lines(struct afs_info
*afsi
)
743 lyr_get_name_by_id(afsi
->lyrics_id
, &lyrics_name
);
744 return make_message("%s: %u\n%s: %s\n",
745 status_item_list
[SI_LYRICS_ID
], afsi
->lyrics_id
,
746 status_item_list
[SI_LYRICS_NAME
], lyrics_name
?
747 lyrics_name
: "(none)");
750 static char *make_image_lines(struct afs_info
*afsi
)
753 img_get_name_by_id(afsi
->image_id
, &image_name
);
754 return make_message("%s: %u\n%s: %s\n",
755 status_item_list
[SI_IMAGE_ID
], afsi
->image_id
,
756 status_item_list
[SI_IMAGE_NAME
], image_name
?
757 image_name
: "(none)");
760 static char *make_filename_lines(const char *path
, unsigned flags
)
763 const char *basename
;
765 if (!(flags
& LS_FLAG_FULL_PATH
))
766 return make_message("%s: %s\n",
767 status_item_list
[SI_BASENAME
], path
);
768 basename
= para_basename(path
),
769 dirname
= para_dirname(path
);
770 ret
= make_message("%s: %s\n%s: %s\n%s: %s\n",
771 status_item_list
[SI_PATH
], path
,
772 status_item_list
[SI_DIRECTORY
], dirname
? dirname
: "?",
773 status_item_list
[SI_BASENAME
], basename
? basename
: "?");
778 static int print_chunk_table(struct ls_data
*d
, struct para_buffer
*b
)
780 struct osl_object chunk_table_obj
;
781 struct osl_row
*aft_row
;
785 ret
= aft_get_row_of_hash(d
->hash
, &aft_row
);
788 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
789 AFTCOL_CHUNKS
, &chunk_table_obj
);
792 ret
= para_printf(b
, "%s\n"
793 "chunk_time: %lu:%lu\nchunk_offsets: ",
795 (long unsigned) d
->afhi
.chunk_tv
.tv_sec
,
796 (long unsigned) d
->afhi
.chunk_tv
.tv_usec
800 buf
= chunk_table_obj
.data
;
801 for (i
= 0; i
<= d
->afhi
.chunks_total
; i
++) {
802 ret
= para_printf(b
, "%u ", (unsigned) read_u32(buf
+ 4 * i
));
806 ret
= para_printf(b
, "\n");
808 osl_close_disk_object(&chunk_table_obj
);
812 static int print_list_item(struct ls_data
*d
, struct ls_options
*opts
,
813 struct para_buffer
*b
, time_t current_time
)
817 char last_played_time
[30];
818 char duration_buf
[30]; /* nobody has an audio file long enough to overflow this */
819 char score_buf
[30] = "";
820 struct afs_info
*afsi
= &d
->afsi
;
821 struct afh_info
*afhi
= &d
->afhi
;
822 struct ls_widths
*w
= &opts
->widths
;
823 int have_score
= opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
;
824 char asc_hash
[2 * HASH_SIZE
+ 1];
825 char *att_lines
, *lyrics_lines
, *image_lines
, *filename_lines
;
827 if (opts
->mode
== LS_MODE_SHORT
) {
828 ret
= para_printf(b
, "%s\n", d
->path
);
831 if (opts
->mode
== LS_MODE_CHUNKS
) {
832 ret
= print_chunk_table(d
, b
);
835 get_attribute_bitmap(&afsi
->attributes
, att_buf
);
836 ret
= get_local_time(&afsi
->last_played
, last_played_time
,
837 sizeof(last_played_time
), current_time
, opts
->mode
);
840 get_duration_buf(afhi
->seconds_total
, duration_buf
, opts
);
842 if (opts
->mode
== LS_MODE_LONG
)
843 sprintf(score_buf
, "%*li ", w
->score_width
, d
->score
);
845 sprintf(score_buf
, "%li ", d
->score
);
848 if (opts
->mode
== LS_MODE_LONG
) {
851 "%s " /* attributes */
853 "%*d " /* image_id */
854 "%*d " /* lyrics_id */
856 "%s " /* audio format */
857 "%*d " /* frequency */
860 "%*d " /* num_played */
861 "%s " /* last_played */
865 w
->amp_width
, afsi
->amp
,
866 w
->image_id_width
, afsi
->image_id
,
867 w
->lyrics_id_width
, afsi
->lyrics_id
,
868 w
->bitrate_width
, afhi
->bitrate
,
869 audio_format_name(afsi
->audio_format_id
),
870 w
->frequency_width
, afhi
->frequency
,
873 w
->num_played_width
, afsi
->num_played
,
879 hash_to_asc(d
->hash
, asc_hash
);
880 att_lines
= make_attribute_lines(att_buf
, afsi
);
881 lyrics_lines
= make_lyrics_lines(afsi
);
882 image_lines
= make_image_lines(afsi
);
883 filename_lines
= make_filename_lines(d
->path
, opts
->flags
);
884 if (opts
->mode
== LS_MODE_MBOX
) {
885 const char *bn
= para_basename(d
->path
);
887 "From foo@localhost %s\n"
888 "Received: from\nTo: bar\nFrom: a\n"
896 "%s" /* filename stuff */
897 "%s%s%s%s" /* score */
898 "%s\n" /* attributes */
899 "%s: %s\n" /* hash */
900 "%s" /* image id, image name */
902 "%s: %dkbit/s\n" /* bitrate */
903 "%s: %s\n" /* format */
904 "%s: %dHz\n" /* frequency */
905 "%s: %d\n" /* channels */
906 "%s: %s\n" /* duration */
907 "%s: %lu\n" /* seconds total */
908 "%s: %s\n" /* last played time */
909 "%s: %d\n" /* num_played */
910 "%s: %u\n" /* amplification */
911 "%s: %lu\n" /* chunk time */
912 "%s: %lu\n" /* num chunks */
913 "%s: %s\n" /* techinfo */
914 "%s: %s\n" /* artist */
915 "%s: %s\n" /* title */
916 "%s: %s\n" /* year */
917 "%s: %s\n" /* album */
918 "%s: %s\n", /* comment */
920 have_score
? status_item_list
[SI_SCORE
] : "",
921 have_score
? ": " : "",
923 have_score
? "\n" : "",
925 status_item_list
[SI_HASH
], asc_hash
,
928 status_item_list
[SI_BITRATE
], afhi
->bitrate
,
929 status_item_list
[SI_FORMAT
], audio_format_name(afsi
->audio_format_id
),
930 status_item_list
[SI_FREQUENCY
], afhi
->frequency
,
931 status_item_list
[SI_CHANNELS
], afhi
->channels
,
932 status_item_list
[SI_DURATION
], duration_buf
,
933 status_item_list
[SI_SECONDS_TOTAL
], afhi
->seconds_total
,
934 status_item_list
[SI_LAST_PLAYED
], last_played_time
,
935 status_item_list
[SI_NUM_PLAYED
], afsi
->num_played
,
936 status_item_list
[SI_AMPLIFICATION
], afsi
->amp
,
937 status_item_list
[SI_CHUNK_TIME
], tv2ms(&afhi
->chunk_tv
),
938 status_item_list
[SI_NUM_CHUNKS
], afhi
->chunks_total
,
939 status_item_list
[SI_TECHINFO
], afhi
->techinfo
,
940 status_item_list
[SI_ARTIST
], afhi
->tags
.artist
,
941 status_item_list
[SI_TITLE
], afhi
->tags
.title
,
942 status_item_list
[SI_YEAR
], afhi
->tags
.year
,
943 status_item_list
[SI_ALBUM
], afhi
->tags
.album
,
944 status_item_list
[SI_COMMENT
], afhi
->tags
.comment
948 if (opts
->mode
== LS_MODE_MBOX
) {
949 struct osl_object lyrics_def
;
950 lyr_get_def_by_id(afsi
->lyrics_id
, &lyrics_def
);
951 if (lyrics_def
.data
) {
952 ret
= para_printf(b
, "Lyrics:\n~~~~~~~\n%s",
953 (char *)lyrics_def
.data
);
954 osl_close_disk_object(&lyrics_def
);
960 free(filename_lines
);
966 * Write a list of audio-file related status items with empty values.
968 * \param buf Result pointer.
970 * This is used by vss when currently no audio file is open.
972 void make_empty_status_items(char *buf
)
976 "%s: \n" /* dirname */
977 "%s: \n" /* basename */
979 "%s: \n" /* attributes bitmap */
980 "%s: \n" /* attributes txt */
982 "%s: \n" /* image id */
983 "%s: \n" /* image name */
984 "%s: \n" /* lyrics id */
985 "%s: \n" /* lyrics name */
986 "%s: \n" /* bitrate */
987 "%s: \n" /* format */
988 "%s: \n" /* frequency */
989 "%s: \n" /* channels */
990 "%s: \n" /* duration */
991 "%s: \n" /* seconds total */
992 "%s: \n" /* num played */
993 "%s: \n" /* last played */
994 "%s: \n" /* techinfo */
995 "%s: \n" /* artist */
999 "%s: \n" /* comment */
1000 "%s: \n" /* amplification */
1002 status_item_list
[SI_PATH
],
1003 status_item_list
[SI_DIRECTORY
],
1004 status_item_list
[SI_BASENAME
],
1005 status_item_list
[SI_SCORE
],
1006 status_item_list
[SI_ATTRIBUTES_BITMAP
],
1007 status_item_list
[SI_ATTRIBUTES_TXT
],
1008 status_item_list
[SI_HASH
],
1009 status_item_list
[SI_IMAGE_ID
],
1010 status_item_list
[SI_IMAGE_NAME
],
1011 status_item_list
[SI_LYRICS_ID
],
1012 status_item_list
[SI_LYRICS_NAME
],
1013 status_item_list
[SI_BITRATE
],
1014 status_item_list
[SI_FORMAT
],
1015 status_item_list
[SI_FREQUENCY
],
1016 status_item_list
[SI_CHANNELS
],
1017 status_item_list
[SI_DURATION
],
1018 status_item_list
[SI_SECONDS_TOTAL
],
1019 status_item_list
[SI_NUM_PLAYED
],
1020 status_item_list
[SI_LAST_PLAYED
],
1021 status_item_list
[SI_TECHINFO
],
1022 status_item_list
[SI_ARTIST
],
1023 status_item_list
[SI_TITLE
],
1024 status_item_list
[SI_YEAR
],
1025 status_item_list
[SI_ALBUM
],
1026 status_item_list
[SI_COMMENT
],
1027 status_item_list
[SI_AMPLIFICATION
]
1031 static int make_status_items(struct audio_file_data
*afd
,
1032 struct afs_info
*afsi
, char *path
, long score
,
1035 struct ls_data d
= {
1042 struct ls_options opts
= {
1043 .flags
= LS_FLAG_FULL_PATH
| LS_FLAG_ADMISSIBLE_ONLY
,
1044 .mode
= LS_MODE_VERBOSE
,
1046 struct para_buffer pb
= {.max_size
= VERBOSE_LS_OUTPUT_SIZE
- 1};
1047 time_t current_time
;
1050 time(¤t_time
);
1051 ret
= print_list_item(&d
, &opts
, &pb
, current_time
);
1054 strncpy(afd
->verbose_ls_output
, pb
.buf
, VERBOSE_LS_OUTPUT_SIZE
);
1055 afd
->verbose_ls_output
[VERBOSE_LS_OUTPUT_SIZE
- 1] = '\0';
1062 * Mmap the given audio file and update statistics.
1064 * \param aft_row Determines the audio file to be opened and updated.
1065 * \param score The score of the audio file.
1066 * \param afd Result pointer.
1068 * On success, the numplayed field of the audio file selector info is increased
1069 * and the lastplayed time is set to the current time. Finally, the score of
1070 * the audio file is updated.
1072 * \return Positive shmid on success, negative on errors.
1074 int open_and_update_audio_file(struct osl_row
*aft_row
, long score
,
1075 struct audio_file_data
*afd
)
1077 HASH_TYPE
*aft_hash
, file_hash
[HASH_SIZE
];
1078 struct osl_object afsi_obj
;
1079 struct afs_info old_afsi
, new_afsi
;
1080 int ret
= get_hash_of_row(aft_row
, &aft_hash
);
1081 struct afsi_change_event_data aced
;
1082 struct osl_object map
, chunk_table_obj
;
1087 ret
= get_audio_file_path_of_row(aft_row
, &path
);
1090 ret
= get_afsi_object_of_row(aft_row
, &afsi_obj
);
1093 ret
= load_afsi(&old_afsi
, &afsi_obj
);
1096 ret
= get_afhi_of_row(aft_row
, &afd
->afhi
);
1099 afd
->afhi
.chunk_table
= NULL
;
1100 ret
= osl_open_disk_object(audio_file_table
, aft_row
,
1101 AFTCOL_CHUNKS
, &chunk_table_obj
);
1104 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
,
1105 &map
.size
, &afd
->fd
);
1108 hash_function(map
.data
, map
.size
, file_hash
);
1109 ret
= hash_compare(file_hash
, aft_hash
);
1110 para_munmap(map
.data
, map
.size
);
1112 ret
= -E_HASH_MISMATCH
;
1115 new_afsi
= old_afsi
;
1116 new_afsi
.num_played
++;
1117 new_afsi
.last_played
= time(NULL
);
1118 save_afsi(&new_afsi
, &afsi_obj
); /* in-place update */
1120 load_chunk_table(&afd
->afhi
, chunk_table_obj
.data
);
1121 ret
= make_status_items(afd
, &old_afsi
, path
, score
, file_hash
);
1124 aced
.aft_row
= aft_row
;
1125 aced
.old_afsi
= &old_afsi
;
1126 afs_event(AFSI_CHANGE
, NULL
, &aced
);
1127 ret
= save_afd(afd
);
1129 free(afd
->afhi
.chunk_table
);
1130 osl_close_disk_object(&chunk_table_obj
);
1134 static int ls_audio_format_compare(const void *a
, const void *b
)
1136 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1137 return NUM_COMPARE(d1
->afsi
.audio_format_id
, d2
->afsi
.audio_format_id
);
1140 static int ls_duration_compare(const void *a
, const void *b
)
1142 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1143 return NUM_COMPARE(d1
->afhi
.seconds_total
, d2
->afhi
.seconds_total
);
1146 static int ls_bitrate_compare(const void *a
, const void *b
)
1148 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1149 return NUM_COMPARE(d1
->afhi
.bitrate
, d2
->afhi
.bitrate
);
1152 static int ls_lyrics_id_compare(const void *a
, const void *b
)
1154 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1155 return NUM_COMPARE(d1
->afsi
.lyrics_id
, d2
->afsi
.lyrics_id
);
1158 static int ls_image_id_compare(const void *a
, const void *b
)
1160 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1161 return NUM_COMPARE(d1
->afsi
.image_id
, d2
->afsi
.image_id
);
1164 static int ls_channels_compare(const void *a
, const void *b
)
1166 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1167 return NUM_COMPARE(d1
->afhi
.channels
, d2
->afhi
.channels
);
1170 static int ls_frequency_compare(const void *a
, const void *b
)
1172 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1173 return NUM_COMPARE(d1
->afhi
.frequency
, d2
->afhi
.frequency
);
1176 static int ls_num_played_compare(const void *a
, const void *b
)
1178 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1179 return NUM_COMPARE(d1
->afsi
.num_played
, d2
->afsi
.num_played
);
1182 static int ls_last_played_compare(const void *a
, const void *b
)
1184 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1185 return NUM_COMPARE(d1
->afsi
.last_played
, d2
->afsi
.last_played
);
1188 static int ls_score_compare(const void *a
, const void *b
)
1190 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1191 return NUM_COMPARE(d1
->score
, d2
->score
);
1194 static int ls_path_compare(const void *a
, const void *b
)
1196 struct ls_data
*d1
= *(struct ls_data
**)a
, *d2
= *(struct ls_data
**)b
;
1197 return strcmp(d1
->path
, d2
->path
);
1200 static int sort_matching_paths(struct ls_options
*options
)
1202 size_t nmemb
= options
->num_matching_paths
;
1203 size_t size
= sizeof(*options
->data_ptr
);
1204 int (*compar
)(const void *, const void *);
1207 options
->data_ptr
= para_malloc(nmemb
* sizeof(*options
->data_ptr
));
1208 for (i
= 0; i
< nmemb
; i
++)
1209 options
->data_ptr
[i
] = options
->data
+ i
;
1211 /* In these cases the array is already sorted */
1212 if (options
->sorting
== LS_SORT_BY_PATH
1213 && !(options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1214 && (options
->flags
& LS_FLAG_FULL_PATH
))
1216 if (options
->sorting
== LS_SORT_BY_SCORE
&&
1217 options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1220 switch (options
->sorting
) {
1221 case LS_SORT_BY_PATH
:
1222 compar
= ls_path_compare
; break;
1223 case LS_SORT_BY_SCORE
:
1224 compar
= ls_score_compare
; break;
1225 case LS_SORT_BY_LAST_PLAYED
:
1226 compar
= ls_last_played_compare
; break;
1227 case LS_SORT_BY_NUM_PLAYED
:
1228 compar
= ls_num_played_compare
; break;
1229 case LS_SORT_BY_FREQUENCY
:
1230 compar
= ls_frequency_compare
; break;
1231 case LS_SORT_BY_CHANNELS
:
1232 compar
= ls_channels_compare
; break;
1233 case LS_SORT_BY_IMAGE_ID
:
1234 compar
= ls_image_id_compare
; break;
1235 case LS_SORT_BY_LYRICS_ID
:
1236 compar
= ls_lyrics_id_compare
; break;
1237 case LS_SORT_BY_BITRATE
:
1238 compar
= ls_bitrate_compare
; break;
1239 case LS_SORT_BY_DURATION
:
1240 compar
= ls_duration_compare
; break;
1241 case LS_SORT_BY_AUDIO_FORMAT
:
1242 compar
= ls_audio_format_compare
; break;
1246 qsort(options
->data_ptr
, nmemb
, size
, compar
);
1250 /* row is either an aft_row or a row of the score table */
1251 /* TODO: Only compute widths if we need them */
1252 static int prepare_ls_row(struct osl_row
*row
, void *ls_opts
)
1255 struct ls_options
*options
= ls_opts
;
1257 struct ls_widths
*w
;
1258 unsigned short num_digits
;
1260 struct osl_row
*aft_row
;
1264 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1265 ret
= get_score_and_aft_row(row
, &score
, &aft_row
);
1270 ret
= get_audio_file_path_of_row(aft_row
, &path
);
1273 if (!(options
->flags
& LS_FLAG_FULL_PATH
)) {
1274 char *p
= strrchr(path
, '/');
1278 if (options
->num_patterns
) {
1279 for (i
= 0; i
< options
->num_patterns
; i
++) {
1280 ret
= fnmatch(options
->patterns
[i
], path
, 0);
1283 if (ret
== FNM_NOMATCH
)
1287 if (i
>= options
->num_patterns
) /* no match */
1290 tmp
= options
->num_matching_paths
++;
1291 if (options
->num_matching_paths
> options
->array_size
) {
1292 options
->array_size
++;
1293 options
->array_size
*= 2;
1294 options
->data
= para_realloc(options
->data
, options
->array_size
1295 * sizeof(*options
->data
));
1297 d
= options
->data
+ tmp
;
1298 ret
= get_afsi_of_row(aft_row
, &d
->afsi
);
1301 ret
= get_afhi_of_row(aft_row
, &d
->afhi
);
1305 ret
= get_hash_of_row(aft_row
, &d
->hash
);
1308 w
= &options
->widths
;
1309 GET_NUM_DIGITS(d
->afsi
.image_id
, &num_digits
);
1310 w
->image_id_width
= PARA_MAX(w
->image_id_width
, num_digits
);
1311 GET_NUM_DIGITS(d
->afsi
.lyrics_id
, &num_digits
);
1312 w
->lyrics_id_width
= PARA_MAX(w
->lyrics_id_width
, num_digits
);
1313 GET_NUM_DIGITS(d
->afhi
.bitrate
, &num_digits
);
1314 w
->bitrate_width
= PARA_MAX(w
->bitrate_width
, num_digits
);
1315 GET_NUM_DIGITS(d
->afhi
.frequency
, &num_digits
);
1316 w
->frequency_width
= PARA_MAX(w
->frequency_width
, num_digits
);
1317 GET_NUM_DIGITS(d
->afsi
.num_played
, &num_digits
);
1318 w
->num_played_width
= PARA_MAX(w
->num_played_width
, num_digits
);
1319 /* get the number of chars to print this amount of time */
1320 num_digits
= get_duration_width(d
->afhi
.seconds_total
);
1321 w
->duration_width
= PARA_MAX(w
->duration_width
, num_digits
);
1322 GET_NUM_DIGITS(d
->afsi
.amp
, &num_digits
);
1323 w
->amp_width
= PARA_MAX(w
->amp_width
, num_digits
);
1324 if (options
->flags
& LS_FLAG_ADMISSIBLE_ONLY
) {
1325 GET_NUM_DIGITS(score
, &num_digits
);
1326 num_digits
++; /* add one for the sign (space or "-") */
1327 w
->score_width
= PARA_MAX(w
->score_width
, num_digits
);
1335 static void com_ls_callback(int fd
, const struct osl_object
*query
)
1337 struct ls_options
*opts
= query
->data
;
1338 char *p
, *pattern_start
= (char *)query
->data
+ sizeof(*opts
);
1339 struct para_buffer b
= {.max_size
= SHMMAX
,
1340 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1342 time_t current_time
;
1345 if (opts
->num_patterns
) {
1346 opts
->patterns
= para_malloc(opts
->num_patterns
* sizeof(char *));
1347 for (i
= 0, p
= pattern_start
; i
< opts
->num_patterns
; i
++) {
1348 opts
->patterns
[i
] = p
;
1352 opts
->patterns
= NULL
;
1353 if (opts
->flags
& LS_FLAG_ADMISSIBLE_ONLY
)
1354 ret
= admissible_file_loop(opts
, prepare_ls_row
);
1356 ret
= osl(osl_rbtree_loop(audio_file_table
, AFTCOL_PATH
, opts
,
1360 if (!opts
->num_matching_paths
)
1362 ret
= sort_matching_paths(opts
);
1365 time(¤t_time
);
1366 if (opts
->flags
& LS_FLAG_REVERSE
)
1367 for (i
= opts
->num_matching_paths
- 1; i
>= 0; i
--) {
1368 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1373 for (i
= 0; i
< opts
->num_matching_paths
; i
++) {
1374 ret
= print_list_item(opts
->data_ptr
[i
], opts
, &b
, current_time
);
1380 pass_buffer_as_shm(b
.buf
, b
.offset
, &fd
);
1383 free(opts
->data_ptr
);
1384 free(opts
->patterns
);
1388 * TODO: flags -h (sort by hash)
1390 int com_ls(int fd
, int argc
, char * const * const argv
)
1394 enum ls_sorting_method sort
= LS_SORT_BY_PATH
;
1395 enum ls_listing_mode mode
= LS_MODE_SHORT
;
1396 struct ls_options opts
= {.patterns
= NULL
};
1397 struct osl_object query
= {.data
= &opts
, .size
= sizeof(opts
)};
1399 for (i
= 1; i
< argc
; i
++) {
1400 const char *arg
= argv
[i
];
1403 if (!strcmp(arg
, "--")) {
1407 if (!strncmp(arg
, "-l", 2)) {
1409 mode
= LS_MODE_LONG
;
1413 return -E_AFT_SYNTAX
;
1414 switch(*(arg
+ 2)) {
1416 mode
= LS_MODE_SHORT
;
1419 mode
= LS_MODE_LONG
;
1422 mode
= LS_MODE_VERBOSE
;
1425 mode
= LS_MODE_MBOX
;
1428 mode
= LS_MODE_CHUNKS
;
1431 return -E_AFT_SYNTAX
;
1434 if (!strcmp(arg
, "-p")) {
1435 flags
|= LS_FLAG_FULL_PATH
;
1438 if (!strcmp(arg
, "-a")) {
1439 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1442 if (!strcmp(arg
, "-r")) {
1443 flags
|= LS_FLAG_REVERSE
;
1446 if (!strncmp(arg
, "-s", 2)) {
1447 if (!*(arg
+ 2) || *(arg
+ 3))
1448 return -E_AFT_SYNTAX
;
1449 switch(*(arg
+ 2)) {
1451 sort
= LS_SORT_BY_PATH
;
1453 case 's': /* -ss implies -a */
1454 sort
= LS_SORT_BY_SCORE
;
1455 flags
|= LS_FLAG_ADMISSIBLE_ONLY
;
1458 sort
= LS_SORT_BY_LAST_PLAYED
;
1461 sort
= LS_SORT_BY_NUM_PLAYED
;
1464 sort
= LS_SORT_BY_FREQUENCY
;
1467 sort
= LS_SORT_BY_CHANNELS
;
1470 sort
= LS_SORT_BY_IMAGE_ID
;
1473 sort
= LS_SORT_BY_LYRICS_ID
;
1476 sort
= LS_SORT_BY_BITRATE
;
1479 sort
= LS_SORT_BY_DURATION
;
1482 sort
= LS_SORT_BY_AUDIO_FORMAT
;
1485 return -E_AFT_SYNTAX
;
1488 return -E_AFT_SYNTAX
;
1491 opts
.sorting
= sort
;
1493 opts
.num_patterns
= argc
- i
;
1494 ret
= send_option_arg_callback_request(&query
, opts
.num_patterns
,
1495 argv
+ i
, com_ls_callback
, send_result
, &fd
);
1500 * Call the given function for each file in the audio file table.
1502 * \param private_data An arbitrary data pointer, passed to \a func.
1503 * \param func The custom function to be called.
1507 int audio_file_loop(void *private_data
, osl_rbtree_loop_func
*func
)
1509 return osl(osl_rbtree_loop(audio_file_table
, AFTCOL_HASH
, private_data
,
1513 static struct osl_row
*find_hash_sister(HASH_TYPE
*hash
)
1515 const struct osl_object obj
= {.data
= hash
, .size
= HASH_SIZE
};
1516 struct osl_row
*row
;
1518 osl_get_row(audio_file_table
, AFTCOL_HASH
, &obj
, &row
);
1522 /** The format of the data stored by save_audio_file_data(). */
1523 enum com_add_buffer_offsets
{
1524 /** afhi (if present) starts here. */
1525 CAB_AFHI_OFFSET_POS
= 0,
1526 /** Start of the chunk table (if present). */
1527 CAB_CHUNKS_OFFSET_POS
= 2,
1528 /** Audio format id. */
1529 CAB_AUDIO_FORMAT_OFFSET
= 4,
1530 /** Flags given to the add command. */
1531 CAB_FLAGS_OFFSET
= 5,
1532 /** The hash of the audio file being added. */
1533 CAB_HASH_OFFSET
= 9,
1534 /** Start of the path of the audio file. */
1535 CAB_PATH_OFFSET
= (CAB_HASH_OFFSET
+ HASH_SIZE
),
1539 * Store the given data to a single buffer. Doesn't need the audio file selector
1540 * info struct as the server knows it as well.
1542 * It's OK to call this with afhi == NULL. In this case, the audio format
1543 * handler info won't be stored in the buffer.
1545 static void save_add_callback_buffer(HASH_TYPE
*hash
, const char *path
,
1546 struct afh_info
*afhi
, uint32_t flags
,
1547 uint8_t audio_format_num
, struct osl_object
*obj
)
1549 size_t path_len
= strlen(path
) + 1;
1550 size_t afhi_size
= sizeof_afhi_buf(afhi
);
1551 size_t size
= CAB_PATH_OFFSET
+ path_len
+ afhi_size
1552 + sizeof_chunk_table(afhi
);
1553 char *buf
= para_malloc(size
);
1556 write_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
, audio_format_num
);
1557 write_u32(buf
+ CAB_FLAGS_OFFSET
, flags
);
1559 memcpy(buf
+ CAB_HASH_OFFSET
, hash
, HASH_SIZE
);
1560 strcpy(buf
+ CAB_PATH_OFFSET
, path
);
1562 pos
= CAB_PATH_OFFSET
+ path_len
;
1563 PARA_DEBUG_LOG("size: %zu, afhi starts at %d\n", size
, pos
);
1564 PARA_DEBUG_LOG("last afhi byte: %p, pos %zu\n", buf
+ pos
+ afhi_size
- 1,
1565 pos
+ afhi_size
- 1);
1566 write_u16(buf
+ CAB_AFHI_OFFSET_POS
, pos
);
1567 save_afhi(afhi
, buf
+ pos
);
1570 PARA_DEBUG_LOG("size: %zu, chunks start at %d\n", size
, pos
);
1571 write_u16(buf
+ CAB_CHUNKS_OFFSET_POS
, pos
);
1573 save_chunk_table(afhi
, buf
+ pos
);
1574 PARA_DEBUG_LOG("last byte in buf: %p\n", buf
+ size
- 1);
1581 Overview of the add command.
1583 Input: What was passed to the callback by the command handler.
1585 HS: Hash sister. Whether an audio file with identical hash
1586 already exists in the osl database.
1588 PB: Path brother. Whether a file with the given path exists
1591 F: Force flag given. Whether add was called with -f.
1593 output: Action performed by the callback.
1595 AFHI: Whether afhi and chunk table are computed and sent.
1596 ACTION: Table modifications to be done by the callback.
1598 +----+----+---+------+---------------------------------------------------+
1599 | HS | PB | F | AFHI | ACTION
1600 +----+----+---+------+---------------------------------------------------+
1601 | Y | Y | Y | Y | if HS != PB: remove PB. HS: force afhi update,
1602 | | update path, keep afsi
1603 +----+----+---+------+---------------------------------------------------+
1604 | Y | Y | N | N | if HS == PB: do not send callback request at all.
1605 | | otherwise: remove PB, HS: update path, keep afhi,
1607 +----+----+---+------+---------------------------------------------------+
1608 | Y | N | Y | Y | (rename) force afhi update of HS, update path of
1610 +----+----+---+------+---------------------------------------------------+
1611 | Y | N | N | N | (file rename) update path of HS, keep afsi, afhi
1612 +----+----+---+------+---------------------------------------------------+
1613 | N | Y | Y | Y | (file change) update afhi, hash, of PB, keep afsi
1614 | | (force has no effect)
1615 +----+----+---+------+---------------------------------------------------+
1616 | N | Y | N | Y | (file change) update afhi, hash of PB, keep afsi
1617 +----+----+---+------+---------------------------------------------------+
1618 | N | N | Y | Y | (new file) create new entry (force has no effect)
1619 +----+----+---+------+---------------------------------------------------+
1620 | N | N | N | Y | (new file) create new entry
1621 +----+----+---+------+---------------------------------------------------+
1625 afhi <=> force or no HS
1630 /** Flags passed to the add command. */
1631 enum com_add_flags
{
1632 /** Skip paths that exist already. */
1634 /** Force adding. */
1636 /** Print what is being done. */
1637 ADD_FLAG_VERBOSE
= 4,
1638 /** Try to add files with unknown suffixes. */
1642 static void com_add_callback(int fd
, const struct osl_object
*query
)
1644 char *buf
= query
->data
, *path
;
1645 struct osl_row
*pb
, *aft_row
;
1647 struct osl_object objs
[NUM_AFT_COLUMNS
];
1649 char asc
[2 * HASH_SIZE
+ 1];
1651 char afsi_buf
[AFSI_SIZE
];
1652 uint32_t flags
= read_u32(buf
+ CAB_FLAGS_OFFSET
);
1653 struct afs_info default_afsi
= {.last_played
= 0};
1654 struct para_buffer msg
= {.max_size
= SHMMAX
,
1655 .max_size_handler
= pass_buffer_as_shm
, .private_data
= &fd
};
1656 uint16_t afhi_offset
, chunks_offset
;
1658 hash
= (HASH_TYPE
*)buf
+ CAB_HASH_OFFSET
;
1659 hash_to_asc(hash
, asc
);;
1660 objs
[AFTCOL_HASH
].data
= buf
+ CAB_HASH_OFFSET
;
1661 objs
[AFTCOL_HASH
].size
= HASH_SIZE
;
1663 path
= buf
+ CAB_PATH_OFFSET
;
1664 objs
[AFTCOL_PATH
].data
= path
;
1665 objs
[AFTCOL_PATH
].size
= strlen(path
) + 1;
1667 PARA_INFO_LOG("request to add %s\n", path
);
1668 hs
= find_hash_sister(hash
);
1669 ret
= aft_get_row_of_path(path
, &pb
);
1670 if (ret
< 0 && ret
!= -OSL_ERRNO_TO_PARA_ERROR(E_OSL_RB_KEY_NOT_FOUND
))
1672 if (hs
&& pb
&& hs
== pb
&& !(flags
& ADD_FLAG_FORCE
)) {
1673 if (flags
& ADD_FLAG_VERBOSE
)
1674 ret
= para_printf(&msg
, "ignoring duplicate\n");
1679 if (hs
&& hs
!= pb
) {
1680 struct osl_object obj
;
1681 if (pb
) { /* hs trumps pb, remove pb */
1682 if (flags
& ADD_FLAG_VERBOSE
) {
1683 ret
= para_printf(&msg
, "removing path brother\n");
1687 ret
= osl(osl_del_row(audio_file_table
, pb
));
1692 /* file rename, update hs' path */
1693 if (flags
& ADD_FLAG_VERBOSE
) {
1694 ret
= osl(osl_get_object(audio_file_table
, hs
,
1695 AFTCOL_PATH
, &obj
));
1698 ret
= para_printf(&msg
, "renamed from %s\n", (char *)obj
.data
);
1702 ret
= osl(osl_update_object(audio_file_table
, hs
, AFTCOL_PATH
,
1703 &objs
[AFTCOL_PATH
]));
1706 afs_event(AUDIO_FILE_RENAME
, &msg
, hs
);
1707 if (!(flags
& ADD_FLAG_FORCE
))
1710 /* no hs or force mode, child must have sent afhi */
1711 afhi_offset
= read_u16(buf
+ CAB_AFHI_OFFSET_POS
);
1712 chunks_offset
= read_u16(buf
+ CAB_CHUNKS_OFFSET_POS
);
1714 objs
[AFTCOL_AFHI
].data
= buf
+ afhi_offset
;
1715 objs
[AFTCOL_AFHI
].size
= chunks_offset
- afhi_offset
;
1717 if (!objs
[AFTCOL_AFHI
].size
) /* "impossible" */
1719 objs
[AFTCOL_CHUNKS
].data
= buf
+ chunks_offset
;
1720 objs
[AFTCOL_CHUNKS
].size
= query
->size
- chunks_offset
;
1721 if (pb
&& !hs
) { /* update pb's hash */
1722 char old_asc
[2 * HASH_SIZE
+ 1];
1723 HASH_TYPE
*old_hash
;
1724 ret
= get_hash_of_row(pb
, &old_hash
);
1727 hash_to_asc(old_hash
, old_asc
);
1728 if (flags
& ADD_FLAG_VERBOSE
) {
1729 ret
= para_printf(&msg
, "file change: %s -> %s\n",
1734 ret
= osl_update_object(audio_file_table
, pb
, AFTCOL_HASH
,
1735 &objs
[AFTCOL_HASH
]);
1739 if (hs
|| pb
) { /* (hs != NULL and pb != NULL) implies hs == pb */
1740 struct osl_row
*row
= pb
? pb
: hs
;
1741 /* update afhi and chunk_table */
1742 if (flags
& ADD_FLAG_VERBOSE
) {
1743 ret
= para_printf(&msg
, "updating afhi and chunk table\n");
1747 ret
= osl(osl_update_object(audio_file_table
, row
, AFTCOL_AFHI
,
1748 &objs
[AFTCOL_AFHI
]));
1751 ret
= osl(osl_update_object(audio_file_table
, row
, AFTCOL_CHUNKS
,
1752 &objs
[AFTCOL_CHUNKS
]));
1755 afs_event(AFHI_CHANGE
, &msg
, row
);
1758 /* new entry, use default afsi */
1759 if (flags
& ADD_FLAG_VERBOSE
) {
1760 ret
= para_printf(&msg
, "new file\n");
1764 default_afsi
.last_played
= time(NULL
) - 365 * 24 * 60 * 60;
1765 default_afsi
.audio_format_id
= read_u8(buf
+ CAB_AUDIO_FORMAT_OFFSET
);
1767 objs
[AFTCOL_AFSI
].data
= &afsi_buf
;
1768 objs
[AFTCOL_AFSI
].size
= AFSI_SIZE
;
1769 save_afsi(&default_afsi
, &objs
[AFTCOL_AFSI
]);
1770 ret
= osl(osl_add_and_get_row(audio_file_table
, objs
, &aft_row
));
1771 afs_event(AUDIO_FILE_ADD
, &msg
, aft_row
);
1774 para_printf(&msg
, "%s\n", para_strerror(-ret
));
1776 pass_buffer_as_shm(msg
.buf
, msg
.offset
, &fd
);
1780 /** Used by com_add(). */
1781 struct private_add_data
{
1782 /** The socket file descriptor. */
1784 /** The given add flags. */
1788 static void path_brother_callback(int fd
, const struct osl_object
*query
)
1790 char *path
= query
->data
;
1791 struct osl_row
*path_brother
;
1792 int ret
= aft_get_row_of_path(path
, &path_brother
);
1795 pass_buffer_as_shm((char *)&path_brother
, sizeof(path_brother
), &fd
);
1798 static void hash_sister_callback(int fd
, const struct osl_object
*query
)
1800 HASH_TYPE
*hash
= query
->data
;
1801 struct osl_row
*hash_sister
;
1803 hash_sister
= find_hash_sister(hash
);
1806 pass_buffer_as_shm((char *)&hash_sister
, sizeof(hash_sister
), &fd
);
1809 static int get_row_pointer_from_result(struct osl_object
*result
, void *private)
1811 struct osl_row
**row
= private;
1812 *row
= result
->data
;
1816 static int add_one_audio_file(const char *path
, void *private_data
)
1818 int ret
, send_ret
= 1, fd
;
1819 uint8_t format_num
= -1;
1820 struct private_add_data
*pad
= private_data
;
1821 struct afh_info afhi
, *afhi_ptr
= NULL
;
1822 struct osl_row
*pb
= NULL
, *hs
= NULL
; /* path brother/hash sister */
1823 struct osl_object map
, obj
= {.data
= NULL
}, query
;
1824 HASH_TYPE hash
[HASH_SIZE
];
1826 ret
= guess_audio_format(path
);
1827 if (ret
< 0 && !(pad
->flags
& ADD_FLAG_ALL
))
1829 query
.data
= (char *)path
;
1830 query
.size
= strlen(path
) + 1;
1831 ret
= send_callback_request(path_brother_callback
, &query
,
1832 get_row_pointer_from_result
, &pb
);
1833 if (ret
< 0 && ret
!= -OSL_ERRNO_TO_PARA_ERROR(E_OSL_RB_KEY_NOT_FOUND
))
1836 if (pb
&& (pad
->flags
& ADD_FLAG_LAZY
)) { /* lazy is really cheap */
1837 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1838 send_ret
= send_va_buffer(pad
->fd
, "lazy-ignore: %s\n", path
);
1841 /* We still want to add this file. Compute its hash. */
1842 ret
= mmap_full_file(path
, O_RDONLY
, &map
.data
, &map
.size
, &fd
);
1845 hash_function(map
.data
, map
.size
, hash
);
1847 /* Check whether the database contains a file with the same hash. */
1849 query
.size
= HASH_SIZE
;
1850 ret
= send_callback_request(hash_sister_callback
, &query
,
1851 get_row_pointer_from_result
, &hs
);
1854 /* Return success if we already know this file. */
1856 if (pb
&& hs
&& hs
== pb
&& !(pad
->flags
& ADD_FLAG_FORCE
)) {
1857 if (pad
->flags
& ADD_FLAG_VERBOSE
)
1858 send_ret
= send_va_buffer(pad
->fd
,
1859 "%s exists, not forcing update\n", path
);
1863 * We won't recalculate the audio format info and the chunk table if
1864 * there is a hash sister and FORCE was not given.
1866 if (!hs
|| (pad
->flags
& ADD_FLAG_FORCE
)) {
1867 ret
= compute_afhi(path
, map
.data
, map
.size
, fd
, &afhi
);
1873 munmap(map
.data
, map
.size
);
1875 if (pad
->flags
& ADD_FLAG_VERBOSE
) {
1876 send_ret
= send_va_buffer(pad
->fd
, "adding %s\n", path
);
1880 save_add_callback_buffer(hash
, path
, afhi_ptr
, pad
->flags
, format_num
, &obj
);
1881 /* Ask afs to consider this entry for adding. */
1882 ret
= send_callback_request(com_add_callback
, &obj
, send_result
, &pad
->fd
);
1887 munmap(map
.data
, map
.size
);
1889 if (ret
< 0 && send_ret
>= 0)
1890 send_ret
= send_va_buffer(pad
->fd
, "failed to add %s (%s)\n", path
,
1891 para_strerror(-ret
));
1894 free(afhi_ptr
->chunk_table
);
1895 free(afhi_ptr
->techinfo
);
1896 free(afhi_ptr
->tags
.artist
);
1897 free(afhi_ptr
->tags
.title
);
1898 free(afhi_ptr
->tags
.year
);
1899 free(afhi_ptr
->tags
.album
);
1900 free(afhi_ptr
->tags
.comment
);
1902 /* Stop adding files only on send errors. */
1906 int com_add(int fd
, int argc
, char * const * const argv
)
1909 struct private_add_data pad
= {.fd
= fd
, .flags
= 0};
1910 struct stat statbuf
;
1912 for (i
= 1; i
< argc
; i
++) {
1913 const char *arg
= argv
[i
];
1916 if (!strcmp(arg
, "--")) {
1920 if (!strcmp(arg
, "-a")) {
1921 pad
.flags
|= ADD_FLAG_ALL
;
1924 if (!strcmp(arg
, "-l")) {
1925 pad
.flags
|= ADD_FLAG_LAZY
;
1928 if (!strcmp(arg
, "-f")) {
1929 pad
.flags
|= ADD_FLAG_FORCE
;
1932 if (!strcmp(arg
, "-v")) {
1933 pad
.flags
|= ADD_FLAG_VERBOSE
;
1938 return -E_AFT_SYNTAX
;
1939 for (; i
< argc
; i
++) {
1941 ret
= verify_path(argv
[i
], &path
);
1943 ret
= send_va_buffer(fd
, "%s: %s\n", argv
[i
],
1944 para_strerror(-ret
));
1949 ret
= stat(path
, &statbuf
);
1951 ret
= send_va_buffer(fd
, "failed to stat %s (%s)\n", path
,
1958 if (S_ISDIR(statbuf
.st_mode
))
1959 ret
= for_each_file_in_dir(path
, add_one_audio_file
,
1962 ret
= add_one_audio_file(path
, &pad
);
1964 send_va_buffer(fd
, "%s: %s\n", path
, para_strerror(-ret
));
1975 * Flags used by the touch command.
1980 /** Whether the \p FNM_PATHNAME flag should be passed to fnmatch(). */
1981 TOUCH_FLAG_FNM_PATHNAME
= 1,
1982 /** Activates verbose mode. */
1983 TOUCH_FLAG_VERBOSE
= 2
1986 /** Options used by com_touch(). */
1987 struct com_touch_options
{
1988 /** New num_played value. */
1990 /** New last played count. */
1991 int64_t last_played
;
1992 /** New lyrics id. */
1994 /** New image id. */
1996 /** New amplification value. */
1998 /** Command line flags (see \ref touch_flags). */
2002 /** Data passed to the action handler of com_touch(). */
2003 struct touch_action_data
{
2004 /** Command line options (see \ref com_touch_options). */
2005 struct com_touch_options
*cto
;
2006 /** Message buffer. */
2007 struct para_buffer pb
;
2008 /** How many audio files matched the given pattern. */
2009 unsigned num_matches
;
2012 static int touch_audio_file(__a_unused
struct osl_table
*table
,
2013 struct osl_row
*row
, const char *name
, void *data
)
2015 struct touch_action_data
*tad
= data
;
2016 struct osl_object obj
;
2017 struct afs_info old_afsi
, new_afsi
;
2018 int ret
, no_options
= tad
->cto
->num_played
< 0 && tad
->cto
->last_played
< 0 &&
2019 tad
->cto
->lyrics_id
< 0 && tad
->cto
->image_id
< 0 && tad
->cto
->amp
< 0;
2020 struct afsi_change_event_data aced
;
2022 ret
= get_afsi_object_of_row(row
, &obj
);
2024 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
2025 ret
= load_afsi(&old_afsi
, &obj
);
2027 return para_printf(&tad
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
2028 new_afsi
= old_afsi
;
2030 new_afsi
.num_played
++;
2031 new_afsi
.last_played
= time(NULL
);
2032 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
2033 ret
= para_printf(&tad
->pb
, "%s: num_played = %u, "
2034 "last_played = now()\n", name
,
2035 new_afsi
.num_played
);
2040 if (tad
->cto
->flags
& TOUCH_FLAG_VERBOSE
) {
2041 ret
= para_printf(&tad
->pb
, "touching %s\n", name
);
2045 if (tad
->cto
->lyrics_id
>= 0)
2046 new_afsi
.lyrics_id
= tad
->cto
->lyrics_id
;
2047 if (tad
->cto
->image_id
>= 0)
2048 new_afsi
.image_id
= tad
->cto
->image_id
;
2049 if (tad
->cto
->num_played
>= 0)
2050 new_afsi
.num_played
= tad
->cto
->num_played
;
2051 if (tad
->cto
->last_played
>= 0)
2052 new_afsi
.last_played
= tad
->cto
->last_played
;
2053 if (tad
->cto
->amp
>= 0)
2054 new_afsi
.amp
= tad
->cto
->amp
;
2057 save_afsi(&new_afsi
, &obj
); /* in-place update */
2059 aced
.old_afsi
= &old_afsi
;
2060 afs_event(AFSI_CHANGE
, &tad
->pb
, &aced
);
2064 static void com_touch_callback(int fd
, const struct osl_object
*query
)
2066 struct touch_action_data tad
= {.cto
= query
->data
,
2069 .private_data
= &fd
,
2070 .max_size_handler
= pass_buffer_as_shm
2074 struct pattern_match_data pmd
= {
2075 .table
= audio_file_table
,
2076 .loop_col_num
= AFTCOL_HASH
,
2077 .match_col_num
= AFTCOL_PATH
,
2078 .patterns
= {.data
= (char *)query
->data
+ sizeof(*tad
.cto
),
2079 .size
= query
->size
- sizeof(*tad
.cto
)},
2081 .action
= touch_audio_file
2083 if (tad
.cto
->flags
& TOUCH_FLAG_FNM_PATHNAME
)
2084 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
2085 ret
= for_each_matching_row(&pmd
);
2087 ret2
= para_printf(&tad
.pb
, "%s\n", para_strerror(-ret
));
2089 if (!tad
.num_matches
)
2090 ret2
= para_printf(&tad
.pb
, "no matches\n");
2091 if (ret2
>= 0 && tad
.pb
.offset
)
2092 pass_buffer_as_shm(tad
.pb
.buf
, tad
.pb
.offset
, &fd
);
2096 int com_touch(int fd
, int argc
, char * const * const argv
)
2098 struct com_touch_options cto
= {
2105 struct osl_object query
= {.data
= &cto
, .size
= sizeof(cto
)};
2109 for (i
= 1; i
< argc
; i
++) {
2110 const char *arg
= argv
[i
];
2113 if (!strcmp(arg
, "--")) {
2117 if (!strncmp(arg
, "-n", 2)) {
2118 ret
= para_atoi32(arg
+ 2, &cto
.num_played
);
2123 if (!strncmp(arg
, "-l", 2)) {
2124 ret
= para_atoi64(arg
+ 2, &cto
.last_played
);
2129 if (!strncmp(arg
, "-y", 2)) {
2130 ret
= para_atoi32(arg
+ 2, &cto
.lyrics_id
);
2135 if (!strncmp(arg
, "-i", 2)) {
2136 ret
= para_atoi32(arg
+ 2, &cto
.image_id
);
2141 if (!strncmp(arg
, "-a", 2)) {
2143 ret
= para_atoi32(arg
+ 2, &val
);
2146 if (val
< 0 || val
> 255)
2147 return -ERRNO_TO_PARA_ERROR(EINVAL
);
2151 if (!strcmp(arg
, "-p")) {
2152 cto
.flags
|= TOUCH_FLAG_FNM_PATHNAME
;
2155 if (!strcmp(arg
, "-v")) {
2156 cto
.flags
|= TOUCH_FLAG_VERBOSE
;
2159 break; /* non-option starting with dash */
2162 return -E_AFT_SYNTAX
;
2163 ret
= send_option_arg_callback_request(&query
, argc
- i
,
2164 argv
+ i
, com_touch_callback
, send_result
, &fd
);
2166 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2170 /** Flags for com_rm(). */
2173 RM_FLAG_VERBOSE
= 1,
2177 RM_FLAG_FNM_PATHNAME
= 4
2180 /** Data passed to the action handler of com_rm(). */
2181 struct com_rm_action_data
{
2182 /** Command line flags ((see \ref rm_flags). */
2184 /** Message buffer. */
2185 struct para_buffer pb
;
2186 /** Number of audio files removed. */
2187 unsigned num_removed
;
2190 static int remove_audio_file(__a_unused
struct osl_table
*table
,
2191 struct osl_row
*row
, const char *name
, void *data
)
2193 struct com_rm_action_data
*crd
= data
;
2196 if (crd
->flags
& RM_FLAG_VERBOSE
) {
2197 ret
= para_printf(&crd
->pb
, "removing %s\n", name
);
2201 afs_event(AUDIO_FILE_REMOVE
, &crd
->pb
, row
);
2202 ret
= osl(osl_del_row(audio_file_table
, row
));
2204 para_printf(&crd
->pb
, "%s: %s\n", name
, para_strerror(-ret
));
2210 static void com_rm_callback(int fd
, const struct osl_object
*query
)
2212 struct com_rm_action_data crd
= {.flags
= *(uint32_t *)query
->data
,
2215 .private_data
= &fd
,
2216 .max_size_handler
= pass_buffer_as_shm
2220 struct pattern_match_data pmd
= {
2221 .table
= audio_file_table
,
2222 .loop_col_num
= AFTCOL_HASH
,
2223 .match_col_num
= AFTCOL_PATH
,
2224 .patterns
= {.data
= (char *)query
->data
+ sizeof(uint32_t),
2225 .size
= query
->size
- sizeof(uint32_t)},
2227 .action
= remove_audio_file
2229 if (crd
.flags
& RM_FLAG_FNM_PATHNAME
)
2230 pmd
.fnmatch_flags
|= FNM_PATHNAME
;
2231 ret
= for_each_matching_row(&pmd
);
2233 para_printf(&crd
.pb
, "%s\n", para_strerror(-ret
));
2236 if (!crd
.num_removed
&& !(crd
.flags
& RM_FLAG_FORCE
))
2237 ret
= para_printf(&crd
.pb
, "no matches -- nothing removed\n");
2239 if (crd
.flags
& RM_FLAG_VERBOSE
)
2240 ret
= para_printf(&crd
.pb
, "removed %u files\n", crd
.num_removed
);
2242 if (ret
>= 0 && crd
.pb
.offset
)
2243 pass_buffer_as_shm(crd
.pb
.buf
, crd
.pb
.offset
, &fd
);
2247 /* TODO options: -r (recursive) */
2248 int com_rm(int fd
, int argc
, char * const * const argv
)
2251 struct osl_object query
= {.data
= &flags
, .size
= sizeof(flags
)};
2254 for (i
= 1; i
< argc
; i
++) {
2255 const char *arg
= argv
[i
];
2258 if (!strcmp(arg
, "--")) {
2262 if (!strcmp(arg
, "-f")) {
2263 flags
|= RM_FLAG_FORCE
;
2266 if (!strcmp(arg
, "-p")) {
2267 flags
|= RM_FLAG_FNM_PATHNAME
;
2270 if (!strcmp(arg
, "-v")) {
2271 flags
|= RM_FLAG_VERBOSE
;
2277 return -E_AFT_SYNTAX
;
2278 ret
= send_option_arg_callback_request(&query
, argc
- i
, argv
+ i
,
2279 com_rm_callback
, send_result
, &fd
);
2281 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2286 * Flags used by the cpsi command.
2291 /** Whether the lyrics id should be copied. */
2292 CPSI_FLAG_COPY_LYRICS_ID
= 1,
2293 /** Whether the image id should be copied. */
2294 CPSI_FLAG_COPY_IMAGE_ID
= 2,
2295 /** Whether the lastplayed time should be copied. */
2296 CPSI_FLAG_COPY_LASTPLAYED
= 4,
2297 /** Whether the numplayed count should be copied. */
2298 CPSI_FLAG_COPY_NUMPLAYED
= 8,
2299 /** Whether the attributes should be copied. */
2300 CPSI_FLAG_COPY_ATTRIBUTES
= 16,
2301 /** Activates verbose mode. */
2302 CPSI_FLAG_VERBOSE
= 32,
2305 /** Data passed to the action handler of com_cpsi(). */
2306 struct cpsi_action_data
{
2307 /** command line flags (see \ref cpsi_flags). */
2309 /** Number of audio files changed. */
2310 unsigned num_copied
;
2311 /** Message buffer. */
2312 struct para_buffer pb
;
2313 /** Values are copied from here. */
2314 struct afs_info source_afsi
;
2317 static int copy_selector_info(__a_unused
struct osl_table
*table
,
2318 struct osl_row
*row
, const char *name
, void *data
)
2320 struct cpsi_action_data
*cad
= data
;
2321 struct osl_object target_afsi_obj
;
2323 struct afs_info old_afsi
, target_afsi
;
2324 struct afsi_change_event_data aced
;
2326 ret
= get_afsi_object_of_row(row
, &target_afsi_obj
);
2329 load_afsi(&target_afsi
, &target_afsi_obj
);
2330 old_afsi
= target_afsi
;
2331 if (cad
->flags
& CPSI_FLAG_COPY_LYRICS_ID
)
2332 target_afsi
.lyrics_id
= cad
->source_afsi
.lyrics_id
;
2333 if (cad
->flags
& CPSI_FLAG_COPY_IMAGE_ID
)
2334 target_afsi
.image_id
= cad
->source_afsi
.image_id
;
2335 if (cad
->flags
& CPSI_FLAG_COPY_LASTPLAYED
)
2336 target_afsi
.last_played
= cad
->source_afsi
.last_played
;
2337 if (cad
->flags
& CPSI_FLAG_COPY_NUMPLAYED
)
2338 target_afsi
.num_played
= cad
->source_afsi
.num_played
;
2339 if (cad
->flags
& CPSI_FLAG_COPY_ATTRIBUTES
)
2340 target_afsi
.attributes
= cad
->source_afsi
.attributes
;
2341 save_afsi(&target_afsi
, &target_afsi_obj
); /* in-place update */
2343 if (cad
->flags
& CPSI_FLAG_VERBOSE
) {
2344 ret
= para_printf(&cad
->pb
, "copied afsi to %s\n", name
);
2349 aced
.old_afsi
= &old_afsi
;
2350 afs_event(AFSI_CHANGE
, &cad
->pb
, &aced
);
2354 static void com_cpsi_callback(int fd
, const struct osl_object
*query
)
2356 struct cpsi_action_data cad
= {
2357 .flags
= *(unsigned *)query
->data
,
2360 .private_data
= &fd
,
2361 .max_size_handler
= pass_buffer_as_shm
2365 char *source_path
= (char *)query
->data
+ sizeof(cad
.flags
);
2366 struct pattern_match_data pmd
= {
2367 .table
= audio_file_table
,
2368 .loop_col_num
= AFTCOL_HASH
,
2369 .match_col_num
= AFTCOL_PATH
,
2370 .patterns
= {.data
= source_path
+ strlen(source_path
) + 1,
2371 .size
= query
->size
- sizeof(cad
.flags
)
2372 - strlen(source_path
) - 1},
2374 .action
= copy_selector_info
2377 ret
= get_afsi_of_path(source_path
, &cad
.source_afsi
);
2380 ret
= for_each_matching_row(&pmd
);
2383 para_printf(&cad
.pb
, "%s\n", para_strerror(-ret
));
2384 else if (cad
.flags
& CPSI_FLAG_VERBOSE
) {
2386 para_printf(&cad
.pb
, "copied requested afsi from %s "
2387 "to %u files\n", source_path
, cad
.num_copied
);
2389 para_printf(&cad
.pb
, "nothing copied\n");
2392 pass_buffer_as_shm(cad
.pb
.buf
, cad
.pb
.offset
, &fd
);
2396 int com_cpsi(int fd
, int argc
, char * const * const argv
)
2400 struct osl_object options
= {.data
= &flags
, .size
= sizeof(flags
)};
2402 for (i
= 1; i
< argc
; i
++) {
2403 const char *arg
= argv
[i
];
2406 if (!strcmp(arg
, "--")) {
2410 if (!strcmp(arg
, "-y")) {
2411 flags
|= CPSI_FLAG_COPY_LYRICS_ID
;
2414 if (!strcmp(arg
, "-i")) {
2415 flags
|= CPSI_FLAG_COPY_IMAGE_ID
;
2418 if (!strcmp(arg
, "-l")) {
2419 flags
|= CPSI_FLAG_COPY_LASTPLAYED
;
2422 if (!strcmp(arg
, "-n")) {
2423 flags
|= CPSI_FLAG_COPY_NUMPLAYED
;
2426 if (!strcmp(arg
, "-a")) {
2427 flags
|= CPSI_FLAG_COPY_ATTRIBUTES
;
2430 if (!strcmp(arg
, "-v")) {
2431 flags
|= CPSI_FLAG_VERBOSE
;
2436 if (i
+ 1 >= argc
) /* need at least souce file and pattern */
2437 return -E_AFT_SYNTAX
;
2438 if (!(flags
& ~CPSI_FLAG_VERBOSE
)) /* no copy flags given */
2439 flags
= ~(unsigned)CPSI_FLAG_VERBOSE
| flags
;
2440 ret
= send_option_arg_callback_request(&options
, argc
- i
, argv
+ i
,
2441 com_cpsi_callback
, send_result
, &fd
);
2443 send_va_buffer(fd
, "%s\n", para_strerror(-ret
));
2447 /* TODO: optionally fix problems by removing offending rows */
2448 static int check_audio_file(struct osl_row
*row
, void *data
)
2451 struct para_buffer
*pb
= data
;
2452 struct stat statbuf
;
2453 int ret
= get_audio_file_path_of_row(row
, &path
);
2454 struct afs_info afsi
;
2458 return para_printf(pb
, "%s\n", para_strerror(-ret
));
2459 if (stat(path
, &statbuf
) < 0) {
2460 ret
= para_printf(pb
, "%s: stat error (%s)\n", path
, strerror(errno
));
2464 if (!S_ISREG(statbuf
.st_mode
)) {
2465 ret
= para_printf(pb
, "%s: not a regular file\n", path
);
2470 ret
= get_afsi_of_row(row
, &afsi
);
2472 return para_printf(pb
, "%s: %s\n", path
, para_strerror(-ret
));
2473 ret
= lyr_get_name_by_id(afsi
.lyrics_id
, &blob_name
);
2475 ret
= para_printf(pb
, "%s lyrics id %u: %s\n", path
, afsi
.lyrics_id
,
2476 para_strerror(-ret
));
2480 ret
= img_get_name_by_id(afsi
.image_id
, &blob_name
);
2482 ret
= para_printf(pb
, "%s image id %u: %s\n", path
, afsi
.image_id
,
2483 para_strerror(-ret
));
2488 * Check the audio file table for inconsistencies.
2490 * \param fd The afs socket.
2491 * \param query Unused.
2493 * This function always succeeds.
2497 void aft_check_callback(int fd
, __a_unused
const struct osl_object
*query
)
2499 struct para_buffer pb
= {
2501 .private_data
= &fd
,
2502 .max_size_handler
= pass_buffer_as_shm
2504 int ret
= para_printf(&pb
, "checking audio file table...\n");
2508 audio_file_loop(&pb
, check_audio_file
);
2510 pass_buffer_as_shm(pb
.buf
, pb
.offset
, &fd
);
2515 * Close the audio file table.
2517 * \param flags Usual flags that are passed to osl_close_table().
2519 * \sa osl_close_table().
2521 static void aft_close(void)
2523 osl_close_table(audio_file_table
, OSL_MARK_CLEAN
);
2524 audio_file_table
= NULL
;
2528 * Open the audio file table.
2530 * \param dir The database directory.
2534 * \sa osl_open_table().
2536 static int aft_open(const char *dir
)
2540 audio_file_table_desc
.dir
= dir
;
2541 ret
= osl(osl_open_table(&audio_file_table_desc
, &audio_file_table
));
2544 osl_get_num_rows(audio_file_table
, &num
);
2545 PARA_INFO_LOG("audio file table contains %d files\n", num
);
2548 PARA_INFO_LOG("failed to open audio file table\n");
2549 audio_file_table
= NULL
;
2550 if (ret
>= 0 || ret
== -OSL_ERRNO_TO_PARA_ERROR(E_OSL_NOENT
))
2555 static int aft_create(const char *dir
)
2557 audio_file_table_desc
.dir
= dir
;
2558 return osl(osl_create_table(&audio_file_table_desc
));
2561 static int clear_attribute(struct osl_row
*row
, void *data
)
2563 struct rmatt_event_data
*red
= data
;
2564 struct afs_info afsi
;
2565 struct osl_object obj
;
2566 int ret
= get_afsi_object_of_row(row
, &obj
);
2567 uint64_t mask
= ~(1ULL << red
->bitnum
);
2571 ret
= load_afsi(&afsi
, &obj
);
2574 afsi
.attributes
&= mask
;
2575 save_afsi(&afsi
, &obj
);
2579 static int aft_event_handler(enum afs_events event
, struct para_buffer
*pb
,
2585 case ATTRIBUTE_REMOVE
: {
2586 const struct rmatt_event_data
*red
= data
;
2587 ret
= para_printf(pb
, "clearing attribute %s (bit %u) from all "
2588 "entries in the audio file table\n", red
->name
,
2592 return audio_file_loop(data
, clear_attribute
);
2599 void aft_init(struct afs_table
*t
)
2601 t
->name
= audio_file_table_desc
.name
;
2603 t
->close
= aft_close
;
2604 t
->create
= aft_create
;
2605 t
->event_handler
= aft_event_handler
;