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() */
10 #include <openssl/rc4.h>
26 #include "portable_io.h"
28 static struct osl_table *audio_file_table;
30 /** The different sorting methods of the ls command. */
31 enum ls_sorting_method {
37 LS_SORT_BY_LAST_PLAYED,
39 LS_SORT_BY_NUM_PLAYED,
53 LS_SORT_BY_AUDIO_FORMAT,
58 /** The different listing modes of the ls command. */
59 enum ls_listing_mode {
60 /** Default listing mode. */
72 /** The flags accepted by the ls command. */
75 LS_FLAG_FULL_PATH = 1,
77 LS_FLAG_ADMISSIBLE_ONLY = 2,
85 * The size of the individual output fields of the ls command.
87 * These depend on the actual content being listed. If, for instance only files
88 * with duration less than an hour are being listed, then the duration with is
89 * made smaller because then the duration is listed as mm:ss rather than
93 /** size of the score field. */
94 unsigned short score_width;
95 /** size of the image id field. */
96 unsigned short image_id_width;
97 /** size of the lyrics id field. */
98 unsigned short lyrics_id_width;
99 /** size of the bitrate field. */
100 unsigned short bitrate_width;
101 /** size of the frequency field. */
102 unsigned short frequency_width;
103 /** size of the duration field. */
104 unsigned short duration_width;
105 /** size of the num played field. */
106 unsigned short num_played_width;
107 /** size of the amp field. */
108 unsigned short amp_width;
111 /** Data passed from the ls command handler to its callback function. */
113 /** The given command line flags. */
115 /** The sorting method given at the command line. */
116 enum ls_sorting_method sorting;
117 /** The given listing mode (short, long, verbose, mbox). */
118 enum ls_listing_mode mode;
119 /** The arguments passed to the ls command. */
121 /** Number of non-option arguments. */
123 /** Used for long listing mode to align the output fields. */
124 struct ls_widths widths;
125 /** Size of the \a data array. */
127 /** Number of used entries in the data array. */
128 uint32_t num_matching_paths;
129 /** Array of matching entries. */
130 struct ls_data *data;
131 /** Used to sort the array. */
132 struct ls_data **data_ptr;
136 * Describes the layout of the mmapped-afs info struct.
138 * \sa struct afs_info.
141 /** Where .last_played is stored. */
142 AFSI_LAST_PLAYED_OFFSET = 0,
143 /** Storage position of the attributes bitmap. */
144 AFSI_ATTRIBUTES_OFFSET = 8,
145 /** Storage position of the .num_played field. */
146 AFSI_NUM_PLAYED_OFFSET = 16,
147 /** Storage position of the .image_id field. */
148 AFSI_IMAGE_ID_OFFSET = 20,
149 /** Storage position of the .lyrics_id field. */
150 AFSI_LYRICS_ID_OFFSET = 24,
151 /** Storage position of the .audio_format_id field. */
152 AFSI_AUDIO_FORMAT_ID_OFFSET = 28,
153 /** Storage position of the amplification field. */
154 AFSI_AMP_OFFSET = 29,
155 /** 2 bytes reserved space for future usage. */
156 AFSI_AUDIO_FORMAT_UNUSED_OFFSET = 30,
157 /** On-disk storage space needed. */
162 * Convert a struct afs_info to an osl object.
164 * \param afsi Pointer to the audio file info to be converted.
165 * \param obj Result pointer.
169 void save_afsi(struct afs_info *afsi, struct osl_object *obj)
171 char *buf = obj->data;
173 write_u64(buf + AFSI_LAST_PLAYED_OFFSET, afsi->last_played);
174 write_u64(buf + AFSI_ATTRIBUTES_OFFSET, afsi->attributes);
175 write_u32(buf + AFSI_NUM_PLAYED_OFFSET, afsi->num_played);
176 write_u32(buf + AFSI_IMAGE_ID_OFFSET, afsi->image_id);
177 write_u32(buf + AFSI_LYRICS_ID_OFFSET, afsi->lyrics_id);
178 write_u8(buf + AFSI_AUDIO_FORMAT_ID_OFFSET,
179 afsi->audio_format_id);
180 write_u8(buf + AFSI_AMP_OFFSET, afsi->amp);
181 memset(buf + AFSI_AUDIO_FORMAT_UNUSED_OFFSET, 0, 2);
185 * Get the audio file selector info struct stored in an osl object.
187 * \param afsi Points to the audio_file info structure to be filled in.
188 * \param obj The osl object holding the data.
190 * \return Positive on success, negative on errors. Possible errors: \p E_BAD_AFS.
194 int load_afsi(struct afs_info *afsi, struct osl_object *obj)
196 char *buf = obj->data;
197 if (obj->size < AFSI_SIZE)
199 afsi->last_played = read_u64(buf + AFSI_LAST_PLAYED_OFFSET);
200 afsi->attributes = read_u64(buf + AFSI_ATTRIBUTES_OFFSET);
201 afsi->num_played = read_u32(buf + AFSI_NUM_PLAYED_OFFSET);
202 afsi->image_id = read_u32(buf + AFSI_IMAGE_ID_OFFSET);
203 afsi->lyrics_id = read_u32(buf + AFSI_LYRICS_ID_OFFSET);
204 afsi->audio_format_id = read_u8(buf +
205 AFSI_AUDIO_FORMAT_ID_OFFSET);
206 afsi->amp = read_u8(buf + AFSI_AMP_OFFSET);
210 /** The columns of the audio file table. */
211 enum audio_file_table_columns {
212 /** The hash on the content of the audio file. */
214 /** The full path in the filesystem. */
216 /** The audio file selector info. */
218 /** The audio format handler info. */
220 /** The chunk table info and the chunk table of the audio file. */
222 /** The number of columns of this table. */
226 static struct osl_column_description aft_cols[] = {
228 .storage_type = OSL_MAPPED_STORAGE,
229 .storage_flags = OSL_RBTREE | OSL_FIXED_SIZE | OSL_UNIQUE,
231 .compare_function = osl_hash_compare,
232 .data_size = HASH_SIZE
235 .storage_type = OSL_MAPPED_STORAGE,
236 .storage_flags = OSL_RBTREE | OSL_UNIQUE,
238 .compare_function = string_compare,
241 .storage_type = OSL_MAPPED_STORAGE,
242 .storage_flags = OSL_FIXED_SIZE,
244 .data_size = AFSI_SIZE
247 .storage_type = OSL_MAPPED_STORAGE,
251 .storage_type = OSL_DISK_STORAGE,
256 static struct osl_table_description audio_file_table_desc = {
257 .name = "audio_files",
258 .num_columns = NUM_AFT_COLUMNS,
259 .flags = OSL_LARGE_TABLE,
260 .column_descriptions = aft_cols
263 /* We don't want * dot or dot-dot anywhere. */
264 static int verify_dotfile(const char *rest)
267 * The first character was '.', but that has already been discarded, we
271 case '\0': case '/': /* /foo/. and /foo/./bar are not ok */
273 case '.': /* path start with /foo/.. */
274 if (rest[1] == '\0' || rest[1] == '/')
275 return -1; /* /foo/.. or /foo/../bar are not ok */
276 /* /foo/..bar is ok */
282 * We fundamentally don't like some paths: We don't want double slashes or
283 * slashes at the end that can make pathnames ambiguous.
285 static int verify_path(const char *orig_path, char **resolved_path)
291 if (*orig_path != '/') /* we only accept absolute paths */
293 len = strlen(orig_path);
294 *resolved_path = para_strdup(orig_path);
295 path = *resolved_path;
296 while (len > 1 && path[--len] == '/')
297 path[len] = '\0'; /* remove slash at the end */
303 case '/': /* double slash */
306 if (verify_dotfile(path) < 0)
316 free(*resolved_path);
320 /** The on-disk layout of a afhi struct. */
322 /** Where the number of seconds is stored. */
323 AFHI_SECONDS_TOTAL_OFFSET = 0,
324 /** Position of the bitrate. */
325 AFHI_BITRATE_OFFSET = 4,
326 /** Position of the frequency. */
327 AFHI_FREQUENCY_OFFSET = 8,
328 /** Location of the audio file header. */
329 AFHI_HEADER_OFFSET_OFFSET = 12,
330 /* Length of the audio file header. Zero means: No header. */
331 AFHI_HEADER_LEN_OFFSET = 16,
332 /** The total number of chunks (4 bytes). */
333 CHUNKS_TOTAL_OFFSET = 20,
334 /** The length of the audio file header (4 bytes). */
335 HEADER_LEN_OFFSET = 24,
336 /** The start of the audio file header (4 bytes). */
337 HEADER_OFFSET_OFFSET = 28,
338 /** The seconds part of the chunk time (4 bytes). */
339 CHUNK_TV_TV_SEC_OFFSET = 32,
340 /** The microseconds part of the chunk time (4 bytes). */
341 CHUNK_TV_TV_USEC_OFFSET = 36,
342 /** Number of channels is stored here. (1 byte) */
343 AFHI_CHANNELS_OFFSET = 40,
344 /** EOF timeout in ms. (2 byte) */
345 AFHI_EOF_OFFSET = 41,
346 /** The tag info position. */
347 AFHI_INFO_STRING_OFFSET = 43,
348 /** Minimal on-disk size of a valid afhi struct. */
352 static unsigned sizeof_afhi_buf(const struct afh_info *afhi)
356 return strlen(afhi->info_string) + MIN_AFHI_SIZE;
359 static void save_afhi(struct afh_info *afhi, char *buf)
363 write_u32(buf + AFHI_SECONDS_TOTAL_OFFSET, afhi->seconds_total);
364 write_u32(buf + AFHI_BITRATE_OFFSET, afhi->bitrate);
365 write_u32(buf + AFHI_FREQUENCY_OFFSET, afhi->frequency);
366 write_u32(buf + AFHI_HEADER_OFFSET_OFFSET, afhi->header_offset);
367 write_u32(buf + AFHI_HEADER_LEN_OFFSET, afhi->header_len);
368 write_u8(buf + AFHI_CHANNELS_OFFSET, afhi->channels);
369 write_u32(buf + CHUNKS_TOTAL_OFFSET, afhi->chunks_total);
370 write_u32(buf + HEADER_LEN_OFFSET, afhi->header_len);
371 write_u32(buf + HEADER_OFFSET_OFFSET, afhi->header_offset);
372 write_u32(buf + CHUNK_TV_TV_SEC_OFFSET, afhi->chunk_tv.tv_sec);
373 write_u32(buf + CHUNK_TV_TV_USEC_OFFSET, afhi->chunk_tv.tv_usec);
374 write_u16(buf + AFHI_EOF_OFFSET, tv2ms(&afhi->eof_tv));
375 strcpy(buf + AFHI_INFO_STRING_OFFSET, afhi->info_string); /* OK */
378 static void load_afhi(const char *buf, struct afh_info *afhi)
380 afhi->seconds_total = read_u32(buf + AFHI_SECONDS_TOTAL_OFFSET);
381 afhi->bitrate = read_u32(buf + AFHI_BITRATE_OFFSET);
382 afhi->frequency = read_u32(buf + AFHI_FREQUENCY_OFFSET);
383 afhi->header_offset = read_u32(buf + AFHI_HEADER_OFFSET_OFFSET);
384 afhi->header_len = read_u32(buf + AFHI_HEADER_LEN_OFFSET);
385 afhi->channels = read_u8(buf + AFHI_CHANNELS_OFFSET);
386 afhi->chunks_total = read_u32(buf + CHUNKS_TOTAL_OFFSET);
387 afhi->header_len = read_u32(buf + HEADER_LEN_OFFSET);
388 afhi->header_offset = read_u32(buf + HEADER_OFFSET_OFFSET);
389 afhi->chunk_tv.tv_sec = read_u32(buf + CHUNK_TV_TV_SEC_OFFSET);
390 afhi->chunk_tv.tv_usec = read_u32(buf + CHUNK_TV_TV_USEC_OFFSET);
391 ms2tv(read_u16(buf + AFHI_EOF_OFFSET), &afhi->eof_tv);
392 afhi->info_string = para_strdup(buf + AFHI_INFO_STRING_OFFSET);
395 static unsigned sizeof_chunk_table(struct afh_info *afhi)
399 return 4 * (afhi->chunks_total + 1);
402 static void save_chunk_table(struct afh_info *afhi, char *buf)
406 for (i = 0; i <= afhi->chunks_total; i++)
407 write_u32(buf + 4 * i, afhi->chunk_table[i]);
410 static void load_chunk_table(struct afh_info *afhi, char *buf)
414 afhi->chunk_table = para_malloc(sizeof_chunk_table(afhi));
415 for (i = 0; i <= afhi->chunks_total; i++)
416 afhi->chunk_table[i] = read_u32(buf + 4 * i);
420 * Get the row of the audio file table corresponding to the given path.
422 * \param path The full path of the audio file.
423 * \param row Result pointer.
425 * \return The return value of the underlying call to osl_get_row().
427 int aft_get_row_of_path(const char *path, struct osl_row **row)
429 struct osl_object obj = {.data = (char *)path, .size = strlen(path) + 1};
431 return osl_get_row(audio_file_table, AFTCOL_PATH, &obj, row);
435 * Get the row of the audio file table corresponding to the given hash value.
437 * \param hash The hash value of the desired audio file.
438 * \param row resul pointer.
440 * \return The return value of the underlying call to osl_get_row().
442 int aft_get_row_of_hash(HASH_TYPE *hash, struct osl_row **row)
444 const struct osl_object obj = {.data = hash, .size = HASH_SIZE};
445 return osl_get_row(audio_file_table, AFTCOL_HASH, &obj, row);
449 * Get the osl object holding the audio file selector info of a row.
451 * \param row Pointer to a row in the audio file table.
452 * \param obj Result pointer.
454 * \return The return value of the underlying call to osl_get_object().
456 int get_afsi_object_of_row(const struct osl_row *row, struct osl_object *obj)
458 return osl_get_object(audio_file_table, row, AFTCOL_AFSI, obj);
462 * Get the osl object holding the audio file selector info, given a path.
465 * \param path The full path of the audio file.
466 * \param obj Result pointer.
468 * \return Positive on success, negative on errors.
470 int get_afsi_object_of_path(const char *path, struct osl_object *obj)
473 int ret = aft_get_row_of_path(path, &row);
476 return get_afsi_object_of_row(row, obj);
480 * Get the audio file selector info, given a row of the audio file table.
482 * \param row Pointer to a row in the audio file table.
483 * \param afsi Result pointer.
485 * \return Positive on success, negative on errors.
487 int get_afsi_of_row(const struct osl_row *row, struct afs_info *afsi)
489 struct osl_object obj;
490 int ret = get_afsi_object_of_row(row, &obj);
493 return load_afsi(afsi, &obj);
497 * Get the audio file selector info, given the path of an audio table.
499 * \param path The full path of the audio file.
500 * \param afsi Result pointer.
502 * \return Positive on success, negative on errors.
504 int get_afsi_of_path(const char *path, struct afs_info *afsi)
506 struct osl_object obj;
507 int ret = get_afsi_object_of_path(path, &obj);
510 return load_afsi(afsi, &obj);
514 * Get the path of an audio file, given a row of the audio file table.
516 * \param row Pointer to a row in the audio file table.
517 * \param path Result pointer.
519 * The result is a pointer to mmapped data. The caller must not attempt
524 int get_audio_file_path_of_row(const struct osl_row *row, char **path)
526 struct osl_object path_obj;
527 int ret = osl_get_object(audio_file_table, row, AFTCOL_PATH,
531 *path = path_obj.data;
536 * Get the object containing the hash value of an audio file, given a row.
538 * \param row Pointer to a row of the audio file table.
539 * \param obj Result pointer.
541 * \return The return value of the underlying call to osl_get_object().
543 * \sa get_hash_of_row().
545 static int get_hash_object_of_aft_row(const struct osl_row *row, struct osl_object *obj)
547 return osl_get_object(audio_file_table, row, AFTCOL_HASH, obj);
551 * Get the hash value of an audio file, given a row of the audio file table.
553 * \param row Pointer to a row of the audio file table.
554 * \param hash Result pointer.
556 * \a hash points to mapped data and must not be freed by the caller.
558 * \return The return value of the underlying call to
559 * get_hash_object_of_aft_row().
561 static int get_hash_of_row(const struct osl_row *row, HASH_TYPE **hash)
563 struct osl_object obj;
564 int ret = get_hash_object_of_aft_row(row, &obj);
573 * Get the audio format handler info, given a row of the audio file table.
575 * \param row Pointer to a row of the audio file table.
576 * \param afhi Result pointer.
578 * \return The return value of the underlying call to osl_get_object().
580 * \sa get_chunk_table_of_row().
582 int get_afhi_of_row(const struct osl_row *row, struct afh_info *afhi)
584 struct osl_object obj;
585 int ret = osl_get_object(audio_file_table, row, AFTCOL_AFHI,
589 load_afhi(obj.data, afhi);
593 /* returns shmid on success */
594 static int save_afd(struct audio_file_data *afd)
596 size_t size = sizeof(*afd) + sizeof_chunk_table(&afd->afhi);
597 int shmid, ret = shm_new(size);
604 ret = shm_attach(shmid, ATTACH_RW, &shm_afd);
607 *(struct audio_file_data *)shm_afd = *afd;
610 save_chunk_table(&afd->afhi, buf);
618 int load_afd(int shmid, struct audio_file_data *afd)
624 ret = shm_attach(shmid, ATTACH_RO, &shm_afd);
627 *afd = *(struct audio_file_data *)shm_afd;
630 load_chunk_table(&afd->afhi, buf);
635 static int get_local_time(uint64_t *seconds, char *buf, size_t size,
636 time_t current_time, enum ls_listing_mode lm)
640 if (!localtime_r((time_t *)seconds, &t))
642 if (lm == LS_MODE_MBOX) {
643 if (!strftime(buf, size, "%c", &t))
647 if (*seconds + 6 * 30 * 24 * 3600 > current_time) {
648 if (!strftime(buf, size, "%b %e %k:%M", &t))
652 if (!strftime(buf, size, "%b %e %Y", &t))
657 /** Compute the number of (decimal) digits of a number. */
658 #define GET_NUM_DIGITS(x, num) { \
659 typeof((x)) _tmp = PARA_ABS(x); \
662 while ((_tmp) > 9) { \
668 static short unsigned get_duration_width(int seconds)
670 short unsigned width;
671 unsigned hours = seconds / 3600, mins = (seconds % 3600) / 60;
673 if (!hours) /* less than one hour => m:ss or mm:ss => 4 or 5 digits */
674 return 4 + (mins > 9);
675 /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
676 GET_NUM_DIGITS(hours, &width);
680 static void get_duration_buf(int seconds, char *buf, struct ls_options *opts)
682 unsigned hours = seconds / 3600, mins = (seconds % 3600) / 60;
683 short unsigned max_width;
685 if (!hours) { /* m:ss or mm:ss */
686 max_width = opts->mode == LS_MODE_LONG?
687 opts->widths.duration_width : 4;
688 sprintf(buf, "%*u:%02u", max_width - 3, mins, seconds % 60);
689 } else { /* more than one hour => h:mm:ss, hh:mm:ss, hhh:mm:ss, ... */
690 max_width = opts->mode == LS_MODE_LONG?
691 opts->widths.duration_width : 7;
692 sprintf(buf, "%*u:%02u:%02u", max_width - 6, hours, mins,
697 static char *make_attribute_lines(const char *att_bitmap, struct afs_info *afsi)
699 char *att_text, *att_lines;
701 get_attribute_text(&afsi->attributes, " ", &att_text);
703 return para_strdup(att_bitmap);
704 att_lines = make_message("%s: %s\n%s: %s",
705 status_item_list[SI_ATTRIBUTES_BITMAP], att_bitmap,
706 status_item_list[SI_ATTRIBUTES_TXT], att_text);
711 static char *make_lyrics_lines(struct afs_info *afsi)
715 lyr_get_name_by_id(afsi->lyrics_id, &lyrics_name);
716 return make_message("%s: %u\n%s: %s\n",
717 status_item_list[SI_LYRICS_ID], afsi->lyrics_id,
718 status_item_list[SI_LYRICS_NAME], lyrics_name?
719 lyrics_name : "(none)");
722 static char *make_image_lines(struct afs_info *afsi)
725 img_get_name_by_id(afsi->image_id, &image_name);
726 return make_message("%s: %u\n%s: %s\n",
727 status_item_list[SI_IMAGE_ID], afsi->image_id,
728 status_item_list[SI_IMAGE_NAME], image_name?
729 image_name : "(none)");
732 static char *make_filename_lines(const char *path, unsigned flags)
735 const char *basename;
737 if (!(flags & LS_FLAG_FULL_PATH))
738 return make_message("%s: %s\n",
739 status_item_list[SI_BASENAME], path);
740 basename = para_basename(path),
741 dirname = para_dirname(path);
742 ret = make_message("%s: %s\n%s: %s\n%s: %s\n",
743 status_item_list[SI_PATH], path,
744 status_item_list[SI_DIRECTORY], dirname? dirname : "?",
745 status_item_list[SI_BASENAME], basename? basename : "?");
750 static int print_chunk_table(struct ls_data *d, struct para_buffer *b)
752 struct osl_object chunk_table_obj;
753 struct osl_row *aft_row;
757 ret = aft_get_row_of_hash(d->hash, &aft_row);
760 ret = osl_open_disk_object(audio_file_table, aft_row,
761 AFTCOL_CHUNKS, &chunk_table_obj);
764 ret = para_printf(b, "%s\n"
765 "chunk_time: %lu:%lu\nchunk_offsets: ",
767 (long unsigned) d->afhi.chunk_tv.tv_sec,
768 (long unsigned) d->afhi.chunk_tv.tv_usec
772 buf = chunk_table_obj.data;
773 for (i = 0; i <= d->afhi.chunks_total; i++) {
774 ret = para_printf(b, "%u ", (unsigned) read_u32(buf + 4 * i));
778 ret = para_printf(b, "\n");
780 osl_close_disk_object(&chunk_table_obj);
784 static int print_list_item(struct ls_data *d, struct ls_options *opts,
785 struct para_buffer *b, time_t current_time)
789 char last_played_time[30];
790 char duration_buf[30]; /* nobody has an audio file long enough to overflow this */
791 char score_buf[30] = "";
792 struct afs_info *afsi = &d->afsi;
793 struct afh_info *afhi = &d->afhi;
794 struct ls_widths *w = &opts->widths;
795 int have_score = opts->flags & LS_FLAG_ADMISSIBLE_ONLY;
796 char asc_hash[2 * HASH_SIZE + 1];
797 char *att_lines, *lyrics_lines, *image_lines, *filename_lines;
799 if (opts->mode == LS_MODE_SHORT) {
800 ret = para_printf(b, "%s\n", d->path);
803 if (opts->mode == LS_MODE_CHUNKS) {
804 ret = print_chunk_table(d, b);
807 get_attribute_bitmap(&afsi->attributes, att_buf);
808 if (opts->flags & LS_FLAG_UNIXDATE)
809 sprintf(last_played_time, "%llu",
810 (long long unsigned)afsi->last_played);
812 ret = get_local_time(&afsi->last_played, last_played_time,
813 sizeof(last_played_time), current_time, opts->mode);
817 get_duration_buf(afhi->seconds_total, duration_buf, opts);
819 if (opts->mode == LS_MODE_LONG)
820 sprintf(score_buf, "%*li ", w->score_width, d->score);
822 sprintf(score_buf, "%li ", d->score);
825 if (opts->mode == LS_MODE_LONG) {
828 "%s " /* attributes */
830 "%*d " /* image_id */
831 "%*d " /* lyrics_id */
833 "%s " /* audio format */
834 "%*d " /* frequency */
837 "%*d " /* num_played */
838 "%s " /* last_played */
842 w->amp_width, afsi->amp,
843 w->image_id_width, afsi->image_id,
844 w->lyrics_id_width, afsi->lyrics_id,
845 w->bitrate_width, afhi->bitrate,
846 audio_format_name(afsi->audio_format_id),
847 w->frequency_width, afhi->frequency,
850 w->num_played_width, afsi->num_played,
856 hash_to_asc(d->hash, asc_hash);
857 att_lines = make_attribute_lines(att_buf, afsi);
858 lyrics_lines = make_lyrics_lines(afsi);
859 image_lines = make_image_lines(afsi);
860 filename_lines = make_filename_lines(d->path, opts->flags);
861 if (opts->mode == LS_MODE_MBOX) {
862 const char *bn = para_basename(d->path);
864 "From foo@localhost %s\n"
865 "Received: from\nTo: bar\nFrom: a\n"
873 "%s" /* filename stuff */
874 "%s%s%s%s" /* score */
875 "%s\n" /* attributes */
876 "%s: %s\n" /* hash */
877 "%s" /* image id, image name */
879 "%s: %dkbit/s\n" /* bitrate */
880 "%s: %s\n" /* format */
881 "%s: %dHz\n" /* frequency */
882 "%s: %d\n" /* channels */
883 "%s: %s\n" /* duration */
884 "%s: %lu\n" /* seconds total */
885 "%s: %s\n" /* last played time */
886 "%s: %d\n" /* num_played */
887 "%s: %u\n" /* ampplification */
889 "%s: %lu\n" /* chunk time */
890 "%s: %lu\n", /* num chunks */
892 have_score? status_item_list[SI_SCORE] : "",
893 have_score? ": " : "",
895 have_score? "\n" : "",
897 status_item_list[SI_HASH], asc_hash,
900 status_item_list[SI_BITRATE], afhi->bitrate,
901 status_item_list[SI_FORMAT], audio_format_name(afsi->audio_format_id),
902 status_item_list[SI_FREQUENCY], afhi->frequency,
903 status_item_list[SI_CHANNELS], afhi->channels,
904 status_item_list[SI_DURATION], duration_buf,
905 status_item_list[SI_SECONDS_TOTAL], afhi->seconds_total,
906 status_item_list[SI_LAST_PLAYED], last_played_time,
907 status_item_list[SI_NUM_PLAYED], afsi->num_played,
908 status_item_list[SI_AMPLIFICATION], afsi->amp,
910 status_item_list[SI_CHUNK_TIME], tv2ms(&afhi->chunk_tv),
911 status_item_list[SI_NUM_CHUNKS], afhi->chunks_total
915 if (opts->mode == LS_MODE_MBOX) {
916 struct osl_object lyrics_def;
917 lyr_get_def_by_id(afsi->lyrics_id, &lyrics_def);
918 if (lyrics_def.data) {
919 ret = para_printf(b, "Lyrics:\n~~~~~~~\n%s",
920 (char *)lyrics_def.data);
921 osl_close_disk_object(&lyrics_def);
927 free(filename_lines);
929 free(afhi->info_string);
934 * Write a list of audio-file related status items with empty values.
936 * \param buf Result pointer.
938 * This is used by vss when currently no audio file is open.
940 void make_empty_status_items(char *buf)
944 "%s: \n" /* dirname */
945 "%s: \n" /* basename */
947 "%s: \n" /* attributes bitmap */
948 "%s: \n" /* attributes txt */
950 "%s: \n" /* image id */
951 "%s: \n" /* image name */
952 "%s: \n" /* lyrics id */
953 "%s: \n" /* lyrics name */
954 "%s: \n" /* bitrate */
955 "%s: \n" /* format */
956 "%s: \n" /* frequency */
957 "%s: \n" /* channels */
958 "%s: \n" /* duration */
959 "%s: \n" /* seconds total */
960 "%s: \n" /* num played */
961 "%s: \n" /* last played */
962 "%s: \n" /* audio file info */
963 "%s: \n" /* taginfo1 */
964 "%s: \n" /* taginfo2 */
965 "%s: \n" /* amplification */
967 status_item_list[SI_PATH],
968 status_item_list[SI_DIRECTORY],
969 status_item_list[SI_BASENAME],
970 status_item_list[SI_SCORE],
971 status_item_list[SI_ATTRIBUTES_BITMAP],
972 status_item_list[SI_ATTRIBUTES_TXT],
973 status_item_list[SI_HASH],
974 status_item_list[SI_IMAGE_ID],
975 status_item_list[SI_IMAGE_NAME],
976 status_item_list[SI_LYRICS_ID],
977 status_item_list[SI_LYRICS_NAME],
978 status_item_list[SI_BITRATE],
979 status_item_list[SI_FORMAT],
980 status_item_list[SI_FREQUENCY],
981 status_item_list[SI_CHANNELS],
982 status_item_list[SI_DURATION],
983 status_item_list[SI_SECONDS_TOTAL],
984 status_item_list[SI_NUM_PLAYED],
985 status_item_list[SI_LAST_PLAYED],
986 status_item_list[SI_AUDIO_FILE_INFO],
987 status_item_list[SI_TAGINFO1],
988 status_item_list[SI_TAGINFO2],
989 status_item_list[SI_AMPLIFICATION]
993 static void fixup_taginfo(char *begin, char *end)
1008 /* crap, remove this ASAP. */
1009 static int fixup_info_string(char *info_string)
1011 char *t1, *t2, *end;
1013 if (strncmp(info_string, "audio_file_info:", 16))
1014 return -ERRNO_TO_PARA_ERROR(EINVAL);
1015 t1 = strstr(info_string, "\ntaginfo1:");
1017 return -ERRNO_TO_PARA_ERROR(EINVAL);
1018 t2 = strstr(info_string, "\ntaginfo2: ");
1020 return -ERRNO_TO_PARA_ERROR(EINVAL);
1022 end = t2 + strlen(t2) + 1;
1023 fixup_taginfo(info_string + 16, t1);
1024 fixup_taginfo(t1 + 10, t2);
1025 fixup_taginfo(t2 + 10, end);
1027 if (t1 - info_string < 80 && t2 - t1 < 80 && end - t2 < 80)
1029 if (t1 - info_string >= 80) {
1030 memmove(info_string + 80, t1, end - t1);
1031 t1 = info_string + 80;
1032 t2 -= t1 - info_string - 80;
1033 end -= t1 - info_string - 80;
1035 if (t2 - t1 >= 80) {
1036 memmove(t1 + 80, t2, end - t2);
1037 end -= t2 - t1 - 80;
1040 if (end - t2 >= 80) {
1047 static int make_status_items(struct audio_file_data *afd,
1048 struct afs_info *afsi, char *path, long score,
1051 struct ls_data d = {
1058 struct ls_options opts = {
1059 .flags = LS_FLAG_FULL_PATH | LS_FLAG_ADMISSIBLE_ONLY,
1060 .mode = LS_MODE_VERBOSE,
1062 struct para_buffer pb = {.max_size = VERBOSE_LS_OUTPUT_SIZE - 1};
1063 time_t current_time;
1066 ret = fixup_info_string(afd->afhi.info_string);
1068 PARA_WARNING_LOG("ignoring invalid tag info\n");
1069 afd->afhi.info_string[0] = '\0';
1071 PARA_NOTICE_LOG("truncated overlong tag info\n");
1072 time(¤t_time);
1073 ret = print_list_item(&d, &opts, &pb, current_time); /* frees info string */
1074 afd->afhi.info_string = NULL;
1077 strncpy(afd->verbose_ls_output, pb.buf, VERBOSE_LS_OUTPUT_SIZE);
1078 afd->verbose_ls_output[VERBOSE_LS_OUTPUT_SIZE - 1] = '\0';
1085 * Mmap the given audio file and update statistics.
1087 * \param aft_row Determines the audio file to be opened and updated.
1088 * \param score The score of the audio file.
1089 * \param afd Result pointer.
1091 * On success, the numplayed field of the audio file selector info is increased
1092 * and the lastplayed time is set to the current time. Finally, the score of
1093 * the audio file is updated.
1095 * \return Positive shmid on success, negative on errors.
1097 int open_and_update_audio_file(struct osl_row *aft_row, long score,
1098 struct audio_file_data *afd)
1100 HASH_TYPE *aft_hash, file_hash[HASH_SIZE];
1101 struct osl_object afsi_obj;
1102 struct afs_info old_afsi, new_afsi;
1103 int ret = get_hash_of_row(aft_row, &aft_hash);
1104 struct afsi_change_event_data aced;
1105 struct osl_object map, chunk_table_obj;
1110 ret = get_audio_file_path_of_row(aft_row, &path);
1113 ret = get_afsi_object_of_row(aft_row, &afsi_obj);
1116 ret = load_afsi(&old_afsi, &afsi_obj);
1119 ret = get_afhi_of_row(aft_row, &afd->afhi);
1122 afd->afhi.chunk_table = NULL;
1123 ret = osl_open_disk_object(audio_file_table, aft_row,
1124 AFTCOL_CHUNKS, &chunk_table_obj);
1127 ret = mmap_full_file(path, O_RDONLY, &map.data,
1128 &map.size, &afd->fd);
1131 hash_function(map.data, map.size, file_hash);
1132 ret = hash_compare(file_hash, aft_hash);
1133 para_munmap(map.data, map.size);
1135 ret = -E_HASH_MISMATCH;
1138 new_afsi = old_afsi;
1139 new_afsi.num_played++;
1140 new_afsi.last_played = time(NULL);
1141 save_afsi(&new_afsi, &afsi_obj); /* in-place update */
1143 load_chunk_table(&afd->afhi, chunk_table_obj.data);
1144 ret = make_status_items(afd, &old_afsi, path, score, file_hash);
1147 aced.aft_row = aft_row;
1148 aced.old_afsi = &old_afsi;
1149 afs_event(AFSI_CHANGE, NULL, &aced);
1150 ret = save_afd(afd);
1152 free(afd->afhi.chunk_table);
1153 free(afd->afhi.info_string);
1154 osl_close_disk_object(&chunk_table_obj);
1158 static int ls_audio_format_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.audio_format_id, d2->afsi.audio_format_id);
1164 static int ls_duration_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.seconds_total, d2->afhi.seconds_total);
1170 static int ls_bitrate_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.bitrate, d2->afhi.bitrate);
1176 static int ls_lyrics_id_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.lyrics_id, d2->afsi.lyrics_id);
1182 static int ls_image_id_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.image_id, d2->afsi.image_id);
1188 static int ls_channels_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->afhi.channels, d2->afhi.channels);
1194 static int ls_frequency_compare(const void *a, const void *b)
1196 struct ls_data *d1 = *(struct ls_data **)a, *d2 = *(struct ls_data **)b;
1197 return NUM_COMPARE(d1->afhi.frequency, d2->afhi.frequency);
1200 static int ls_num_played_compare(const void *a, const void *b)
1202 struct ls_data *d1 = *(struct ls_data **)a, *d2 = *(struct ls_data **)b;
1203 return NUM_COMPARE(d1->afsi.num_played, d2->afsi.num_played);
1206 static int ls_last_played_compare(const void *a, const void *b)
1208 struct ls_data *d1 = *(struct ls_data **)a, *d2 = *(struct ls_data **)b;
1209 return NUM_COMPARE(d1->afsi.last_played, d2->afsi.last_played);
1212 static int ls_score_compare(const void *a, const void *b)
1214 struct ls_data *d1 = *(struct ls_data **)a, *d2 = *(struct ls_data **)b;
1215 return NUM_COMPARE(d1->score, d2->score);
1218 static int ls_path_compare(const void *a, const void *b)
1220 struct ls_data *d1 = *(struct ls_data **)a, *d2 = *(struct ls_data **)b;
1221 return strcmp(d1->path, d2->path);
1224 static int sort_matching_paths(struct ls_options *options)
1226 size_t nmemb = options->num_matching_paths;
1227 size_t size = sizeof(*options->data_ptr);
1228 int (*compar)(const void *, const void *);
1231 options->data_ptr = para_malloc(nmemb * sizeof(*options->data_ptr));
1232 for (i = 0; i < nmemb; i++)
1233 options->data_ptr[i] = options->data + i;
1235 /* In these cases the array is already sorted */
1236 if (options->sorting == LS_SORT_BY_PATH
1237 && !(options->flags & LS_FLAG_ADMISSIBLE_ONLY)
1238 && (options->flags & LS_FLAG_FULL_PATH))
1240 if (options->sorting == LS_SORT_BY_SCORE &&
1241 options->flags & LS_FLAG_ADMISSIBLE_ONLY)
1244 switch (options->sorting) {
1245 case LS_SORT_BY_PATH:
1246 compar = ls_path_compare; break;
1247 case LS_SORT_BY_SCORE:
1248 compar = ls_score_compare; break;
1249 case LS_SORT_BY_LAST_PLAYED:
1250 compar = ls_last_played_compare; break;
1251 case LS_SORT_BY_NUM_PLAYED:
1252 compar = ls_num_played_compare; break;
1253 case LS_SORT_BY_FREQUENCY:
1254 compar = ls_frequency_compare; break;
1255 case LS_SORT_BY_CHANNELS:
1256 compar = ls_channels_compare; break;
1257 case LS_SORT_BY_IMAGE_ID:
1258 compar = ls_image_id_compare; break;
1259 case LS_SORT_BY_LYRICS_ID:
1260 compar = ls_lyrics_id_compare; break;
1261 case LS_SORT_BY_BITRATE:
1262 compar = ls_bitrate_compare; break;
1263 case LS_SORT_BY_DURATION:
1264 compar = ls_duration_compare; break;
1265 case LS_SORT_BY_AUDIO_FORMAT:
1266 compar = ls_audio_format_compare; break;
1270 qsort(options->data_ptr, nmemb, size, compar);
1274 /* row is either an aft_row or a row of the score table */
1275 /* TODO: Only compute widths if we need them */
1276 static int prepare_ls_row(struct osl_row *row, void *ls_opts)
1279 struct ls_options *options = ls_opts;
1281 struct ls_widths *w;
1282 unsigned short num_digits;
1284 struct osl_row *aft_row;
1288 if (options->flags & LS_FLAG_ADMISSIBLE_ONLY) {
1289 ret = get_score_and_aft_row(row, &score, &aft_row);
1294 ret = get_audio_file_path_of_row(aft_row, &path);
1297 if (!(options->flags & LS_FLAG_FULL_PATH)) {
1298 char *p = strrchr(path, '/');
1302 if (options->num_patterns) {
1303 for (i = 0; i < options->num_patterns; i++) {
1304 ret = fnmatch(options->patterns[i], path, 0);
1307 if (ret == FNM_NOMATCH)
1311 if (i >= options->num_patterns) /* no match */
1314 tmp = options->num_matching_paths++;
1315 if (options->num_matching_paths > options->array_size) {
1316 options->array_size++;
1317 options->array_size *= 2;
1318 options->data = para_realloc(options->data, options->array_size
1319 * sizeof(*options->data));
1321 d = options->data + tmp;
1322 ret = get_afsi_of_row(aft_row, &d->afsi);
1325 ret = get_afhi_of_row(aft_row, &d->afhi);
1329 ret = get_hash_of_row(aft_row, &d->hash);
1332 w = &options->widths;
1333 GET_NUM_DIGITS(d->afsi.image_id, &num_digits);
1334 w->image_id_width = PARA_MAX(w->image_id_width, num_digits);
1335 GET_NUM_DIGITS(d->afsi.lyrics_id, &num_digits);
1336 w->lyrics_id_width = PARA_MAX(w->lyrics_id_width, num_digits);
1337 GET_NUM_DIGITS(d->afhi.bitrate, &num_digits);
1338 w->bitrate_width = PARA_MAX(w->bitrate_width, num_digits);
1339 GET_NUM_DIGITS(d->afhi.frequency, &num_digits);
1340 w->frequency_width = PARA_MAX(w->frequency_width, num_digits);
1341 GET_NUM_DIGITS(d->afsi.num_played, &num_digits);
1342 w->num_played_width = PARA_MAX(w->num_played_width, num_digits);
1343 /* get the number of chars to print this amount of time */
1344 num_digits = get_duration_width(d->afhi.seconds_total);
1345 w->duration_width = PARA_MAX(w->duration_width, num_digits);
1346 GET_NUM_DIGITS(d->afsi.amp, &num_digits);
1347 w->amp_width = PARA_MAX(w->amp_width, num_digits);
1348 if (options->flags & LS_FLAG_ADMISSIBLE_ONLY) {
1349 GET_NUM_DIGITS(score, &num_digits);
1350 num_digits++; /* add one for the sign (space or "-") */
1351 w->score_width = PARA_MAX(w->score_width, num_digits);
1356 free(d->afhi.info_string);
1360 static void com_ls_callback(int fd, const struct osl_object *query)
1362 struct ls_options *opts = query->data;
1363 char *p, *pattern_start = (char *)query->data + sizeof(*opts);
1364 struct para_buffer b = {.max_size = SHMMAX,
1365 .max_size_handler = pass_buffer_as_shm, .private_data = &fd};
1367 time_t current_time;
1370 if (opts->num_patterns) {
1371 opts->patterns = para_malloc(opts->num_patterns * sizeof(char *));
1372 for (i = 0, p = pattern_start; i < opts->num_patterns; i++) {
1373 opts->patterns[i] = p;
1377 opts->patterns = NULL;
1378 if (opts->flags & LS_FLAG_ADMISSIBLE_ONLY)
1379 ret = admissible_file_loop(opts, prepare_ls_row);
1381 ret = osl_rbtree_loop(audio_file_table, AFTCOL_PATH, opts,
1385 if (!opts->num_matching_paths)
1387 ret = sort_matching_paths(opts);
1390 time(¤t_time);
1391 if (opts->flags & LS_FLAG_REVERSE)
1392 for (i = opts->num_matching_paths - 1; i >= 0; i--) {
1393 ret = print_list_item(opts->data_ptr[i], opts, &b, current_time);
1398 for (i = 0; i < opts->num_matching_paths; i++) {
1399 ret = print_list_item(opts->data_ptr[i], opts, &b, current_time);
1405 pass_buffer_as_shm(b.buf, b.offset, &fd);
1408 free(opts->data_ptr);
1409 free(opts->patterns);
1413 * TODO: flags -h (sort by hash)
1415 int com_ls(struct rc4_context *rc4c, int argc, char * const * const argv)
1419 enum ls_sorting_method sort = LS_SORT_BY_PATH;
1420 enum ls_listing_mode mode = LS_MODE_SHORT;
1421 struct ls_options opts = {.patterns = NULL};
1422 struct osl_object query = {.data = &opts, .size = sizeof(opts)};
1424 for (i = 1; i < argc; i++) {
1425 const char *arg = argv[i];
1428 if (!strcmp(arg, "--")) {
1432 if (!strncmp(arg, "-l", 2)) {
1434 mode = LS_MODE_LONG;
1438 return -E_AFT_SYNTAX;
1439 switch(*(arg + 2)) {
1441 mode = LS_MODE_SHORT;
1444 mode = LS_MODE_LONG;
1447 mode = LS_MODE_VERBOSE;
1450 mode = LS_MODE_MBOX;
1453 mode = LS_MODE_CHUNKS;
1456 return -E_AFT_SYNTAX;
1459 if (!strcmp(arg, "-p")) {
1460 flags |= LS_FLAG_FULL_PATH;
1463 if (!strcmp(arg, "-a")) {
1464 flags |= LS_FLAG_ADMISSIBLE_ONLY;
1467 if (!strcmp(arg, "-r")) {
1468 flags |= LS_FLAG_REVERSE;
1471 if (!strcmp(arg, "-d")) {
1472 flags |= LS_FLAG_UNIXDATE;
1475 if (!strncmp(arg, "-s", 2)) {
1476 if (!*(arg + 2) || *(arg + 3))
1477 return -E_AFT_SYNTAX;
1478 switch(*(arg + 2)) {
1480 sort = LS_SORT_BY_PATH;
1482 case 's': /* -ss implies -a */
1483 sort = LS_SORT_BY_SCORE;
1484 flags |= LS_FLAG_ADMISSIBLE_ONLY;
1487 sort = LS_SORT_BY_LAST_PLAYED;
1490 sort = LS_SORT_BY_NUM_PLAYED;
1493 sort = LS_SORT_BY_FREQUENCY;
1496 sort = LS_SORT_BY_CHANNELS;
1499 sort = LS_SORT_BY_IMAGE_ID;
1502 sort = LS_SORT_BY_LYRICS_ID;
1505 sort = LS_SORT_BY_BITRATE;
1508 sort = LS_SORT_BY_DURATION;
1511 sort = LS_SORT_BY_AUDIO_FORMAT;
1514 return -E_AFT_SYNTAX;
1517 return -E_AFT_SYNTAX;
1520 opts.sorting = sort;
1522 opts.num_patterns = argc - i;
1523 ret = send_option_arg_callback_request(&query, opts.num_patterns,
1524 argv + i, com_ls_callback, rc4_send_result, rc4c);
1529 * Call the given function for each file in the audio file table.
1531 * \param private_data An arbitrary data pointer, passed to \a func.
1532 * \param func The custom function to be called.
1534 * \return The return value of the underlying call to osl_rbtree_loop().
1536 int audio_file_loop(void *private_data, osl_rbtree_loop_func *func)
1538 return osl_rbtree_loop(audio_file_table, AFTCOL_HASH, private_data,
1542 static struct osl_row *find_hash_sister(HASH_TYPE *hash)
1544 const struct osl_object obj = {.data = hash, .size = HASH_SIZE};
1545 struct osl_row *row;
1547 osl_get_row(audio_file_table, AFTCOL_HASH, &obj, &row);
1551 /** The format of the data stored by save_audio_file_data(). */
1552 enum com_add_buffer_offsets {
1553 /** afhi (if present) starts here. */
1554 CAB_AFHI_OFFSET_POS = 0,
1555 /** Start of the chunk table (if present). */
1556 CAB_CHUNKS_OFFSET_POS = 2,
1557 /** Audio format id. */
1558 CAB_AUDIO_FORMAT_OFFSET = 4,
1559 /** Flags given to the add command. */
1560 CAB_FLAGS_OFFSET = 5,
1561 /** The hash of the audio file being added. */
1562 CAB_HASH_OFFSET = 9,
1563 /** Start of the path of the audio file. */
1564 CAB_PATH_OFFSET = (CAB_HASH_OFFSET + HASH_SIZE),
1568 * Store the given data to a single buffer. Doesn't need the audio file selector
1569 * info struct as the server knows it as well.
1571 * It's OK to call this with afhi == NULL. In this case, the audio format
1572 * handler info won't be stored in the buffer.
1574 static void save_add_callback_buffer(HASH_TYPE *hash, const char *path,
1575 struct afh_info *afhi, uint32_t flags,
1576 uint8_t audio_format_num, struct osl_object *obj)
1578 size_t path_len = strlen(path) + 1;
1579 size_t afhi_size = sizeof_afhi_buf(afhi);
1580 size_t size = CAB_PATH_OFFSET + path_len + afhi_size
1581 + sizeof_chunk_table(afhi);
1582 char *buf = para_malloc(size);
1585 write_u8(buf + CAB_AUDIO_FORMAT_OFFSET, audio_format_num);
1586 write_u32(buf + CAB_FLAGS_OFFSET, flags);
1588 memcpy(buf + CAB_HASH_OFFSET, hash, HASH_SIZE);
1589 strcpy(buf + CAB_PATH_OFFSET, path);
1591 pos = CAB_PATH_OFFSET + path_len;
1592 PARA_DEBUG_LOG("size: %zu, afhi starts at %d\n", size, pos);
1593 PARA_DEBUG_LOG("last afhi byte: %p, pos %zu\n", buf + pos + afhi_size - 1,
1594 pos + afhi_size - 1);
1595 write_u16(buf + CAB_AFHI_OFFSET_POS, pos);
1596 save_afhi(afhi, buf + pos);
1599 PARA_DEBUG_LOG("size: %zu, chunks start at %d\n", size, pos);
1600 write_u16(buf + CAB_CHUNKS_OFFSET_POS, pos);
1602 save_chunk_table(afhi, buf + pos);
1603 PARA_DEBUG_LOG("last byte in buf: %p\n", buf + size - 1);
1610 Overview of the add command.
1612 Input: What was passed to the callback by the command handler.
1614 HS: Hash sister. Whether an audio file with identical hash
1615 already exists in the osl database.
1617 PB: Path brother. Whether a file with the given path exists
1620 F: Force flag given. Whether add was called with -f.
1622 output: Action performed by the callback.
1624 AFHI: Whether afhi and chunk table are computed and sent.
1625 ACTION: Table modifications to be done by the callback.
1627 +----+----+---+------+---------------------------------------------------+
1628 | HS | PB | F | AFHI | ACTION
1629 +----+----+---+------+---------------------------------------------------+
1630 | Y | Y | Y | Y | if HS != PB: remove PB. HS: force afhi update,
1631 | | update path, keep afsi
1632 +----+----+---+------+---------------------------------------------------+
1633 | Y | Y | N | N | if HS == PB: do not send callback request at all.
1634 | | otherwise: remove PB, HS: update path, keep afhi,
1636 +----+----+---+------+---------------------------------------------------+
1637 | Y | N | Y | Y | (rename) force afhi update of HS, update path of
1639 +----+----+---+------+---------------------------------------------------+
1640 | Y | N | N | N | (file rename) update path of HS, keep afsi, afhi
1641 +----+----+---+------+---------------------------------------------------+
1642 | N | Y | Y | Y | (file change) update afhi, hash, of PB, keep afsi
1643 | | (force has no effect)
1644 +----+----+---+------+---------------------------------------------------+
1645 | N | Y | N | Y | (file change) update afhi, hash of PB, keep afsi
1646 +----+----+---+------+---------------------------------------------------+
1647 | N | N | Y | Y | (new file) create new entry (force has no effect)
1648 +----+----+---+------+---------------------------------------------------+
1649 | N | N | N | Y | (new file) create new entry
1650 +----+----+---+------+---------------------------------------------------+
1654 afhi <=> force or no HS
1659 /** Flags passed to the add command. */
1660 enum com_add_flags {
1661 /** Skip paths that exist already. */
1663 /** Force adding. */
1665 /** Print what is being done. */
1666 ADD_FLAG_VERBOSE = 4,
1667 /** Try to add files with unknown suffixes. */
1671 static void com_add_callback(int fd, const struct osl_object *query)
1673 char *buf = query->data, *path;
1674 struct osl_row *pb, *aft_row;
1676 struct osl_object objs[NUM_AFT_COLUMNS];
1678 char asc[2 * HASH_SIZE + 1];
1680 char afsi_buf[AFSI_SIZE];
1681 uint32_t flags = read_u32(buf + CAB_FLAGS_OFFSET);
1682 struct afs_info default_afsi = {.last_played = 0};
1683 struct para_buffer msg = {.max_size = SHMMAX,
1684 .max_size_handler = pass_buffer_as_shm, .private_data = &fd};
1685 uint16_t afhi_offset, chunks_offset;
1687 hash = (HASH_TYPE *)buf + CAB_HASH_OFFSET;
1688 hash_to_asc(hash, asc);;
1689 objs[AFTCOL_HASH].data = buf + CAB_HASH_OFFSET;
1690 objs[AFTCOL_HASH].size = HASH_SIZE;
1692 path = buf + CAB_PATH_OFFSET;
1693 objs[AFTCOL_PATH].data = path;
1694 objs[AFTCOL_PATH].size = strlen(path) + 1;
1696 PARA_INFO_LOG("request to add %s\n", path);
1697 hs = find_hash_sister(hash);
1698 ret = aft_get_row_of_path(path, &pb);
1699 if (ret < 0 && ret != -E_RB_KEY_NOT_FOUND)
1701 if (hs && pb && hs == pb && !(flags & ADD_FLAG_FORCE)) {
1702 if (flags & ADD_FLAG_VERBOSE)
1703 ret = para_printf(&msg, "ignoring duplicate\n");
1708 if (hs && hs != pb) {
1709 struct osl_object obj;
1710 if (pb) { /* hs trumps pb, remove pb */
1711 if (flags & ADD_FLAG_VERBOSE) {
1712 ret = para_printf(&msg, "removing path brother\n");
1716 ret = osl_del_row(audio_file_table, pb);
1721 /* file rename, update hs' path */
1722 if (flags & ADD_FLAG_VERBOSE) {
1723 ret = osl_get_object(audio_file_table, hs,
1727 ret = para_printf(&msg, "renamed from %s\n", (char *)obj.data);
1731 ret = osl_update_object(audio_file_table, hs, AFTCOL_PATH,
1732 &objs[AFTCOL_PATH]);
1735 afs_event(AUDIO_FILE_RENAME, &msg, hs);
1736 if (!(flags & ADD_FLAG_FORCE))
1739 /* no hs or force mode, child must have sent afhi */
1740 afhi_offset = read_u16(buf + CAB_AFHI_OFFSET_POS);
1741 chunks_offset = read_u16(buf + CAB_CHUNKS_OFFSET_POS);
1743 objs[AFTCOL_AFHI].data = buf + afhi_offset;
1744 objs[AFTCOL_AFHI].size = chunks_offset - afhi_offset;
1746 if (!objs[AFTCOL_AFHI].size) /* "impossible" */
1748 objs[AFTCOL_CHUNKS].data = buf + chunks_offset;
1749 objs[AFTCOL_CHUNKS].size = query->size - chunks_offset;
1750 if (pb && !hs) { /* update pb's hash */
1751 char old_asc[2 * HASH_SIZE + 1];
1752 HASH_TYPE *old_hash;
1753 ret = get_hash_of_row(pb, &old_hash);
1756 hash_to_asc(old_hash, old_asc);
1757 if (flags & ADD_FLAG_VERBOSE) {
1758 ret = para_printf(&msg, "file change: %s -> %s\n",
1763 ret = osl_update_object(audio_file_table, pb, AFTCOL_HASH,
1764 &objs[AFTCOL_HASH]);
1768 if (hs || pb) { /* (hs != NULL and pb != NULL) implies hs == pb */
1769 struct osl_row *row = pb? pb : hs;
1770 /* update afhi and chunk_table */
1771 if (flags & ADD_FLAG_VERBOSE) {
1772 ret = para_printf(&msg, "updating afhi and chunk table\n");
1776 ret = osl_update_object(audio_file_table, row, AFTCOL_AFHI,
1777 &objs[AFTCOL_AFHI]);
1780 ret = osl_update_object(audio_file_table, row, AFTCOL_CHUNKS,
1781 &objs[AFTCOL_CHUNKS]);
1784 afs_event(AFHI_CHANGE, &msg, row);
1787 /* new entry, use default afsi */
1788 if (flags & ADD_FLAG_VERBOSE) {
1789 ret = para_printf(&msg, "new file\n");
1793 default_afsi.last_played = time(NULL) - 365 * 24 * 60 * 60;
1794 default_afsi.audio_format_id = read_u8(buf + CAB_AUDIO_FORMAT_OFFSET);
1796 objs[AFTCOL_AFSI].data = &afsi_buf;
1797 objs[AFTCOL_AFSI].size = AFSI_SIZE;
1798 save_afsi(&default_afsi, &objs[AFTCOL_AFSI]);
1799 ret = osl_add_and_get_row(audio_file_table, objs, &aft_row);
1800 afs_event(AUDIO_FILE_ADD, &msg, aft_row);
1803 para_printf(&msg, "%s\n", para_strerror(-ret));
1805 pass_buffer_as_shm(msg.buf, msg.offset, &fd);
1809 /** Used by com_add(). */
1810 struct private_add_data {
1811 /** The socket file descriptor, including rc4 keys. */
1812 struct rc4_context *rc4c;
1813 /** The given add flags. */
1817 static void path_brother_callback(int fd, const struct osl_object *query)
1819 char *path = query->data;
1820 struct osl_row *path_brother;
1821 int ret = aft_get_row_of_path(path, &path_brother);
1824 pass_buffer_as_shm((char *)&path_brother, sizeof(path_brother), &fd);
1827 static void hash_sister_callback(int fd, const struct osl_object *query)
1829 HASH_TYPE *hash = query->data;
1830 struct osl_row *hash_sister;
1832 hash_sister = find_hash_sister(hash);
1835 pass_buffer_as_shm((char *)&hash_sister, sizeof(hash_sister), &fd);
1838 static int get_row_pointer_from_result(struct osl_object *result, void *private)
1840 struct osl_row **row = private;
1841 *row = result->data;
1845 static int add_one_audio_file(const char *path, void *private_data)
1847 int ret, send_ret = 1, fd;
1848 uint8_t format_num = -1;
1849 struct private_add_data *pad = private_data;
1850 struct afh_info afhi, *afhi_ptr = NULL;
1851 struct osl_row *pb = NULL, *hs = NULL; /* path brother/hash sister */
1852 struct osl_object map, obj = {.data = NULL}, query;
1853 HASH_TYPE hash[HASH_SIZE];
1855 ret = guess_audio_format(path);
1856 if (ret < 0 && !(pad->flags & ADD_FLAG_ALL))
1858 query.data = (char *)path;
1859 query.size = strlen(path) + 1;
1860 ret = send_callback_request(path_brother_callback, &query,
1861 get_row_pointer_from_result, &pb);
1862 if (ret < 0 && ret != -E_RB_KEY_NOT_FOUND)
1865 if (pb && (pad->flags & ADD_FLAG_LAZY)) { /* lazy is really cheap */
1866 if (pad->flags & ADD_FLAG_VERBOSE)
1867 send_ret = rc4_send_va_buffer(pad->rc4c,
1868 "lazy-ignore: %s\n", path);
1871 /* We still want to add this file. Compute its hash. */
1872 ret = mmap_full_file(path, O_RDONLY, &map.data, &map.size, &fd);
1875 hash_function(map.data, map.size, hash);
1877 /* Check whether the database contains a file with the same hash. */
1879 query.size = HASH_SIZE;
1880 ret = send_callback_request(hash_sister_callback, &query,
1881 get_row_pointer_from_result, &hs);
1884 /* Return success if we already know this file. */
1886 if (pb && hs && hs == pb && !(pad->flags & ADD_FLAG_FORCE)) {
1887 if (pad->flags & ADD_FLAG_VERBOSE)
1888 send_ret = rc4_send_va_buffer(pad->rc4c,
1889 "%s exists, not forcing update\n", path);
1893 * We won't recalculate the audio format info and the chunk table if
1894 * there is a hash sister and FORCE was not given.
1896 if (!hs || (pad->flags & ADD_FLAG_FORCE)) {
1897 ret = compute_afhi(path, map.data, map.size, fd, &afhi);
1903 munmap(map.data, map.size);
1905 if (pad->flags & ADD_FLAG_VERBOSE) {
1906 send_ret = rc4_send_va_buffer(pad->rc4c, "adding %s\n", path);
1910 save_add_callback_buffer(hash, path, afhi_ptr, pad->flags, format_num, &obj);
1911 /* Ask afs to consider this entry for adding. */
1912 ret = send_callback_request(com_add_callback, &obj, rc4_send_result, pad->rc4c);
1917 munmap(map.data, map.size);
1919 if (ret < 0 && send_ret >= 0)
1920 send_ret = rc4_send_va_buffer(pad->rc4c,
1921 "failed to add %s (%s)\n", path, para_strerror(-ret));
1924 free(afhi_ptr->chunk_table);
1925 free(afhi_ptr->info_string);
1927 /* Stop adding files only on send errors. */
1931 int com_add(struct rc4_context *rc4c, int argc, char * const * const argv)
1934 struct private_add_data pad = {.rc4c = rc4c, .flags = 0};
1935 struct stat statbuf;
1937 for (i = 1; i < argc; i++) {
1938 const char *arg = argv[i];
1941 if (!strcmp(arg, "--")) {
1945 if (!strcmp(arg, "-a")) {
1946 pad.flags |= ADD_FLAG_ALL;
1949 if (!strcmp(arg, "-l")) {
1950 pad.flags |= ADD_FLAG_LAZY;
1953 if (!strcmp(arg, "-f")) {
1954 pad.flags |= ADD_FLAG_FORCE;
1957 if (!strcmp(arg, "-v")) {
1958 pad.flags |= ADD_FLAG_VERBOSE;
1963 return -E_AFT_SYNTAX;
1964 for (; i < argc; i++) {
1966 ret = verify_path(argv[i], &path);
1968 ret = rc4_send_va_buffer(rc4c, "%s: %s\n", argv[i],
1969 para_strerror(-ret));
1974 ret = stat(path, &statbuf);
1976 ret = rc4_send_va_buffer(rc4c, "failed to stat %s (%s)\n", path,
1983 if (S_ISDIR(statbuf.st_mode))
1984 ret = for_each_file_in_dir(path, add_one_audio_file,
1987 ret = add_one_audio_file(path, &pad);
1989 rc4_send_va_buffer(rc4c, "%s: %s\n", path, para_strerror(-ret));
2000 * Flags used by the touch command.
2005 /** Whether the \p FNM_PATHNAME flag should be passed to fnmatch(). */
2006 TOUCH_FLAG_FNM_PATHNAME = 1,
2007 /** Activates verbose mode. */
2008 TOUCH_FLAG_VERBOSE = 2
2011 /** Options used by com_touch(). */
2012 struct com_touch_options {
2013 /** New num_played value. */
2015 /** New last played count. */
2016 int64_t last_played;
2017 /** New lyrics id. */
2019 /** New image id. */
2021 /** New amplification value. */
2023 /** Command line flags (see \ref touch_flags). */
2027 /** Data passed to the action handler of com_touch(). */
2028 struct touch_action_data {
2029 /** Command line options (see \ref com_touch_options). */
2030 struct com_touch_options *cto;
2031 /** Message buffer. */
2032 struct para_buffer pb;
2033 /** How many audio files matched the given pattern. */
2034 unsigned num_matches;
2037 static int touch_audio_file(__a_unused struct osl_table *table,
2038 struct osl_row *row, const char *name, void *data)
2040 struct touch_action_data *tad = data;
2041 struct osl_object obj;
2042 struct afs_info old_afsi, new_afsi;
2043 int ret, no_options = tad->cto->num_played < 0 && tad->cto->last_played < 0 &&
2044 tad->cto->lyrics_id < 0 && tad->cto->image_id < 0 && tad->cto->amp < 0;
2045 struct afsi_change_event_data aced;
2047 ret = get_afsi_object_of_row(row, &obj);
2049 return para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
2050 ret = load_afsi(&old_afsi, &obj);
2052 return para_printf(&tad->pb, "%s: %s\n", name, para_strerror(-ret));
2053 new_afsi = old_afsi;
2055 new_afsi.num_played++;
2056 new_afsi.last_played = time(NULL);
2057 if (tad->cto->flags & TOUCH_FLAG_VERBOSE) {
2058 ret = para_printf(&tad->pb, "%s: num_played = %u, "
2059 "last_played = now()\n", name,
2060 new_afsi.num_played);
2065 if (tad->cto->flags & TOUCH_FLAG_VERBOSE) {
2066 ret = para_printf(&tad->pb, "touching %s\n", name);
2070 if (tad->cto->lyrics_id >= 0)
2071 new_afsi.lyrics_id = tad->cto->lyrics_id;
2072 if (tad->cto->image_id >= 0)
2073 new_afsi.image_id = tad->cto->image_id;
2074 if (tad->cto->num_played >= 0)
2075 new_afsi.num_played = tad->cto->num_played;
2076 if (tad->cto->last_played >= 0)
2077 new_afsi.last_played = tad->cto->last_played;
2078 if (tad->cto->amp >= 0)
2079 new_afsi.amp = tad->cto->amp;
2082 save_afsi(&new_afsi, &obj); /* in-place update */
2084 aced.old_afsi = &old_afsi;
2085 afs_event(AFSI_CHANGE, &tad->pb, &aced);
2089 static void com_touch_callback(int fd, const struct osl_object *query)
2091 struct touch_action_data tad = {.cto = query->data,
2094 .private_data = &fd,
2095 .max_size_handler = pass_buffer_as_shm
2099 struct pattern_match_data pmd = {
2100 .table = audio_file_table,
2101 .loop_col_num = AFTCOL_HASH,
2102 .match_col_num = AFTCOL_PATH,
2103 .patterns = {.data = (char *)query->data + sizeof(*tad.cto),
2104 .size = query->size - sizeof(*tad.cto)},
2106 .action = touch_audio_file
2108 if (tad.cto->flags & TOUCH_FLAG_FNM_PATHNAME)
2109 pmd.fnmatch_flags |= FNM_PATHNAME;
2110 ret = for_each_matching_row(&pmd);
2112 ret2 = para_printf(&tad.pb, "%s\n", para_strerror(-ret));
2114 if (!tad.num_matches)
2115 ret2 = para_printf(&tad.pb, "no matches\n");
2116 if (ret2 >= 0 && tad.pb.offset)
2117 pass_buffer_as_shm(tad.pb.buf, tad.pb.offset, &fd);
2121 int com_touch(struct rc4_context *rc4c, int argc, char * const * const argv)
2123 struct com_touch_options cto = {
2130 struct osl_object query = {.data = &cto, .size = sizeof(cto)};
2134 for (i = 1; i < argc; i++) {
2135 const char *arg = argv[i];
2138 if (!strcmp(arg, "--")) {
2142 if (!strncmp(arg, "-n", 2)) {
2143 ret = para_atoi32(arg + 2, &cto.num_played);
2148 if (!strncmp(arg, "-l", 2)) {
2149 ret = para_atoi64(arg + 2, &cto.last_played);
2154 if (!strncmp(arg, "-y", 2)) {
2155 ret = para_atoi32(arg + 2, &cto.lyrics_id);
2160 if (!strncmp(arg, "-i", 2)) {
2161 ret = para_atoi32(arg + 2, &cto.image_id);
2166 if (!strncmp(arg, "-a", 2)) {
2168 ret = para_atoi32(arg + 2, &val);
2171 if (val < 0 || val > 255)
2172 return -ERRNO_TO_PARA_ERROR(EINVAL);
2176 if (!strcmp(arg, "-p")) {
2177 cto.flags |= TOUCH_FLAG_FNM_PATHNAME;
2180 if (!strcmp(arg, "-v")) {
2181 cto.flags |= TOUCH_FLAG_VERBOSE;
2184 break; /* non-option starting with dash */
2187 return -E_AFT_SYNTAX;
2188 ret = send_option_arg_callback_request(&query, argc - i,
2189 argv + i, com_touch_callback, rc4_send_result, rc4c);
2191 rc4_send_va_buffer(rc4c, "%s\n", para_strerror(-ret));
2195 /** Flags for com_rm(). */
2198 RM_FLAG_VERBOSE = 1,
2202 RM_FLAG_FNM_PATHNAME = 4
2205 /** Data passed to the action handler of com_rm(). */
2206 struct com_rm_action_data {
2207 /** Command line flags ((see \ref rm_flags). */
2209 /** Message buffer. */
2210 struct para_buffer pb;
2211 /** Number of audio files removed. */
2212 unsigned num_removed;
2215 static int remove_audio_file(__a_unused struct osl_table *table,
2216 struct osl_row *row, const char *name, void *data)
2218 struct com_rm_action_data *crd = data;
2221 if (crd->flags & RM_FLAG_VERBOSE) {
2222 ret = para_printf(&crd->pb, "removing %s\n", name);
2226 afs_event(AUDIO_FILE_REMOVE, &crd->pb, row);
2227 ret = osl_del_row(audio_file_table, row);
2229 para_printf(&crd->pb, "%s: %s\n", name, para_strerror(-ret));
2235 static void com_rm_callback(int fd, const struct osl_object *query)
2237 struct com_rm_action_data crd = {.flags = *(uint32_t *)query->data,
2240 .private_data = &fd,
2241 .max_size_handler = pass_buffer_as_shm
2245 struct pattern_match_data pmd = {
2246 .table = audio_file_table,
2247 .loop_col_num = AFTCOL_HASH,
2248 .match_col_num = AFTCOL_PATH,
2249 .patterns = {.data = (char *)query->data + sizeof(uint32_t),
2250 .size = query->size - sizeof(uint32_t)},
2252 .action = remove_audio_file
2254 if (crd.flags & RM_FLAG_FNM_PATHNAME)
2255 pmd.fnmatch_flags |= FNM_PATHNAME;
2256 ret = for_each_matching_row(&pmd);
2258 para_printf(&crd.pb, "%s\n", para_strerror(-ret));
2261 if (!crd.num_removed && !(crd.flags & RM_FLAG_FORCE))
2262 ret = para_printf(&crd.pb, "no matches -- nothing removed\n");
2264 if (crd.flags & RM_FLAG_VERBOSE)
2265 ret = para_printf(&crd.pb, "removed %u files\n", crd.num_removed);
2267 if (ret >= 0 && crd.pb.offset)
2268 pass_buffer_as_shm(crd.pb.buf, crd.pb.offset, &fd);
2272 /* TODO options: -r (recursive) */
2273 int com_rm(struct rc4_context *rc4c, int argc, char * const * const argv)
2276 struct osl_object query = {.data = &flags, .size = sizeof(flags)};
2279 for (i = 1; i < argc; i++) {
2280 const char *arg = argv[i];
2283 if (!strcmp(arg, "--")) {
2287 if (!strcmp(arg, "-f")) {
2288 flags |= RM_FLAG_FORCE;
2291 if (!strcmp(arg, "-p")) {
2292 flags |= RM_FLAG_FNM_PATHNAME;
2295 if (!strcmp(arg, "-v")) {
2296 flags |= RM_FLAG_VERBOSE;
2302 return -E_AFT_SYNTAX;
2303 ret = send_option_arg_callback_request(&query, argc - i, argv + i,
2304 com_rm_callback, rc4_send_result, rc4c);
2306 rc4_send_va_buffer(rc4c, "%s\n", para_strerror(-ret));
2311 * Flags used by the cpsi command.
2316 /** Whether the lyrics id should be copied. */
2317 CPSI_FLAG_COPY_LYRICS_ID = 1,
2318 /** Whether the image id should be copied. */
2319 CPSI_FLAG_COPY_IMAGE_ID = 2,
2320 /** Whether the lastplayed time should be copied. */
2321 CPSI_FLAG_COPY_LASTPLAYED = 4,
2322 /** Whether the numplayed count should be copied. */
2323 CPSI_FLAG_COPY_NUMPLAYED = 8,
2324 /** Whether the attributes should be copied. */
2325 CPSI_FLAG_COPY_ATTRIBUTES = 16,
2326 /** Activates verbose mode. */
2327 CPSI_FLAG_VERBOSE = 32,
2330 /** Data passed to the action handler of com_cpsi(). */
2331 struct cpsi_action_data {
2332 /** command line flags (see \ref cpsi_flags). */
2334 /** Number of audio files changed. */
2335 unsigned num_copied;
2336 /** Message buffer. */
2337 struct para_buffer pb;
2338 /** Values are copied from here. */
2339 struct afs_info source_afsi;
2342 static int copy_selector_info(__a_unused struct osl_table *table,
2343 struct osl_row *row, const char *name, void *data)
2345 struct cpsi_action_data *cad = data;
2346 struct osl_object target_afsi_obj;
2348 struct afs_info old_afsi, target_afsi;
2349 struct afsi_change_event_data aced;
2351 ret = get_afsi_object_of_row(row, &target_afsi_obj);
2354 load_afsi(&target_afsi, &target_afsi_obj);
2355 old_afsi = target_afsi;
2356 if (cad->flags & CPSI_FLAG_COPY_LYRICS_ID)
2357 target_afsi.lyrics_id = cad->source_afsi.lyrics_id;
2358 if (cad->flags & CPSI_FLAG_COPY_IMAGE_ID)
2359 target_afsi.image_id = cad->source_afsi.image_id;
2360 if (cad->flags & CPSI_FLAG_COPY_LASTPLAYED)
2361 target_afsi.last_played = cad->source_afsi.last_played;
2362 if (cad->flags & CPSI_FLAG_COPY_NUMPLAYED)
2363 target_afsi.num_played = cad->source_afsi.num_played;
2364 if (cad->flags & CPSI_FLAG_COPY_ATTRIBUTES)
2365 target_afsi.attributes = cad->source_afsi.attributes;
2366 save_afsi(&target_afsi, &target_afsi_obj); /* in-place update */
2368 if (cad->flags & CPSI_FLAG_VERBOSE) {
2369 ret = para_printf(&cad->pb, "copied afsi to %s\n", name);
2374 aced.old_afsi = &old_afsi;
2375 afs_event(AFSI_CHANGE, &cad->pb, &aced);
2379 static void com_cpsi_callback(int fd, const struct osl_object *query)
2381 struct cpsi_action_data cad = {
2382 .flags = *(unsigned *)query->data,
2385 .private_data = &fd,
2386 .max_size_handler = pass_buffer_as_shm
2390 char *source_path = (char *)query->data + sizeof(cad.flags);
2391 struct pattern_match_data pmd = {
2392 .table = audio_file_table,
2393 .loop_col_num = AFTCOL_HASH,
2394 .match_col_num = AFTCOL_PATH,
2395 .patterns = {.data = source_path + strlen(source_path) + 1,
2396 .size = query->size - sizeof(cad.flags)
2397 - strlen(source_path) - 1},
2399 .action = copy_selector_info
2402 ret = get_afsi_of_path(source_path, &cad.source_afsi);
2405 ret = for_each_matching_row(&pmd);
2408 para_printf(&cad.pb, "%s\n", para_strerror(-ret));
2409 else if (cad.flags & CPSI_FLAG_VERBOSE) {
2411 para_printf(&cad.pb, "copied requested afsi from %s "
2412 "to %u files\n", source_path, cad.num_copied);
2414 para_printf(&cad.pb, "nothing copied\n");
2417 pass_buffer_as_shm(cad.pb.buf, cad.pb.offset, &fd);
2421 int com_cpsi(struct rc4_context *rc4c, int argc, char * const * const argv)
2425 struct osl_object options = {.data = &flags, .size = sizeof(flags)};
2427 for (i = 1; i < argc; i++) {
2428 const char *arg = argv[i];
2431 if (!strcmp(arg, "--")) {
2435 if (!strcmp(arg, "-y")) {
2436 flags |= CPSI_FLAG_COPY_LYRICS_ID;
2439 if (!strcmp(arg, "-i")) {
2440 flags |= CPSI_FLAG_COPY_IMAGE_ID;
2443 if (!strcmp(arg, "-l")) {
2444 flags |= CPSI_FLAG_COPY_LASTPLAYED;
2447 if (!strcmp(arg, "-n")) {
2448 flags |= CPSI_FLAG_COPY_NUMPLAYED;
2451 if (!strcmp(arg, "-a")) {
2452 flags |= CPSI_FLAG_COPY_ATTRIBUTES;
2455 if (!strcmp(arg, "-v")) {
2456 flags |= CPSI_FLAG_VERBOSE;
2461 if (i + 1 >= argc) /* need at least souce file and pattern */
2462 return -E_AFT_SYNTAX;
2463 if (!(flags & ~CPSI_FLAG_VERBOSE)) /* no copy flags given */
2464 flags = ~(unsigned)CPSI_FLAG_VERBOSE | flags;
2465 ret = send_option_arg_callback_request(&options, argc - i, argv + i,
2466 com_cpsi_callback, rc4_send_result, rc4c);
2468 rc4_send_va_buffer(rc4c, "%s\n", para_strerror(-ret));
2472 /* TODO: optionally fix problems by removing offending rows */
2473 static int check_audio_file(struct osl_row *row, void *data)
2476 struct para_buffer *pb = data;
2477 struct stat statbuf;
2478 int ret = get_audio_file_path_of_row(row, &path);
2479 struct afs_info afsi;
2483 return para_printf(pb, "%s\n", para_strerror(-ret));
2484 if (stat(path, &statbuf) < 0) {
2485 ret = para_printf(pb, "%s: stat error (%s)\n", path, strerror(errno));
2489 if (!S_ISREG(statbuf.st_mode)) {
2490 ret = para_printf(pb, "%s: not a regular file\n", path);
2495 ret = get_afsi_of_row(row, &afsi);
2497 return para_printf(pb, "%s: %s\n", path, para_strerror(-ret));
2498 ret = lyr_get_name_by_id(afsi.lyrics_id, &blob_name);
2500 ret = para_printf(pb, "%s lyrics id %u: %s\n", path, afsi.lyrics_id,
2501 para_strerror(-ret));
2505 ret = img_get_name_by_id(afsi.image_id, &blob_name);
2507 ret = para_printf(pb, "%s image id %u: %s\n", path, afsi.image_id,
2508 para_strerror(-ret));
2513 * Check the audio file table for inconsistencies.
2515 * \param fd The afs socket.
2516 * \param query Unused.
2518 * This function always succeeds.
2522 void aft_check_callback(int fd, __a_unused const struct osl_object *query)
2524 struct para_buffer pb = {
2526 .private_data = &fd,
2527 .max_size_handler = pass_buffer_as_shm
2529 int ret = para_printf(&pb, "checking audio file table...\n");
2533 audio_file_loop(&pb, check_audio_file);
2535 pass_buffer_as_shm(pb.buf, pb.offset, &fd);
2540 * Close the audio file table.
2542 * \param flags Usual flags that are passed to osl_close_table().
2544 * \sa osl_close_table().
2546 static void aft_close(void)
2548 osl_close_table(audio_file_table, OSL_MARK_CLEAN);
2549 audio_file_table = NULL;
2553 * Open the audio file table.
2555 * \param dir The database directory.
2559 * \sa osl_open_table().
2561 static int aft_open(const char *dir)
2565 audio_file_table_desc.dir = dir;
2566 ret = osl_open_table(&audio_file_table_desc, &audio_file_table);
2569 osl_get_num_rows(audio_file_table, &num);
2570 PARA_INFO_LOG("audio file table contains %d files\n", num);
2573 PARA_INFO_LOG("failed to open audio file table\n");
2574 audio_file_table = NULL;
2575 if (ret >= 0 || is_errno(-ret, ENOENT))
2580 static int aft_create(const char *dir)
2582 audio_file_table_desc.dir = dir;
2583 return osl_create_table(&audio_file_table_desc);
2586 static int clear_attribute(struct osl_row *row, void *data)
2588 struct rmatt_event_data *red = data;
2589 struct afs_info afsi;
2590 struct osl_object obj;
2591 int ret = get_afsi_object_of_row(row, &obj);
2592 uint64_t mask = ~(1ULL << red->bitnum);
2596 ret = load_afsi(&afsi, &obj);
2599 afsi.attributes &= mask;
2600 save_afsi(&afsi, &obj);
2604 static int aft_event_handler(enum afs_events event, struct para_buffer *pb,
2610 case ATTRIBUTE_REMOVE: {
2611 const struct rmatt_event_data *red = data;
2612 ret = para_printf(pb, "clearing attribute %s (bit %u) from all "
2613 "entries in the audio file table\n", red->name,
2617 return audio_file_loop(data, clear_attribute);
2624 void aft_init(struct afs_table *t)
2626 t->name = audio_file_table_desc.name;
2628 t->close = aft_close;
2629 t->create = aft_create;
2630 t->event_handler = aft_event_handler;