2 * Copyright (C) 2007 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
11 /** Audio file selector data stored in the audio file table. */
13 /** Seconds since the epoch. */
15 /** Bitfield of set attributes. */
17 /** Counts how many times the file was selected. */
19 /** Image blob associated with this file (foreign key). */
21 /** Lyrics blob associated with this file (foreign key). */
23 /** Mp3, ogg or aac. */
24 uint8_t audio_format_id
;
27 enum afs_table_flags
{TBLFLAG_SKIP_CREATE
};
30 const struct osl_table_description
*desc
;
31 enum afs_table_flags flags
;
34 enum play_mode
{PLAY_MODE_MOOD
, PLAY_MODE_PLAYLIST
};
36 struct audio_file_data
{
37 enum play_mode current_play_mode
;
40 struct audio_format_info afhi
;
42 struct osl_object map
;
45 enum pattern_match_flags
{
47 PM_NO_PATTERN_MATCHES_EVERYTHING
= 2,
48 PM_SKIP_EMPTY_NAME
= 4,
51 struct pattern_match_data
{
52 struct osl_table
*table
;
53 unsigned loop_col_num
;
54 unsigned match_col_num
;
57 struct osl_object patterns
;
59 int (*action
)(struct osl_table
*table
, struct osl_row
*row
, const char *name
, void *data
);
63 typedef int callback_function(const struct osl_object
*, struct osl_object
*);
64 __noreturn
int afs_init(uint32_t cookie
, int socket_fd
);
65 int send_callback_request(callback_function
*f
, struct osl_object
*query
,
66 struct osl_object
*result
);
67 int send_standard_callback_request(int argc
, char * const * const argv
,
68 callback_function
*f
, struct osl_object
*result
);
69 int send_option_arg_callback_request(struct osl_object
*options
,
70 int argc
, char * const * const argv
, callback_function
*f
,
71 struct osl_object
*result
);
72 int stdin_command(int fd
, struct osl_object
*arg_obj
, callback_function
*f
,
73 unsigned max_len
, struct osl_object
*result
);
74 int string_compare(const struct osl_object
*obj1
, const struct osl_object
*obj2
);
75 int para_atol(const char *str
, long *result
);
76 int open_next_audio_file(struct audio_file_data
*afd
);
77 int close_audio_file(struct audio_file_data
*afd
);
78 int for_each_matching_row(struct pattern_match_data
*pmd
);
81 int score_init(struct table_info
*ti
, const char *db
);
82 void score_shutdown(enum osl_close_flags flags
);
83 int admissible_file_loop(void *data
, osl_rbtree_loop_func
*func
);
84 int admissible_file_loop_reverse(void *data
, osl_rbtree_loop_func
*func
);
85 int score_get_best(struct osl_row
**aft_row
, long *score
);
86 int get_score_and_aft_row(struct osl_row
*score_row
, long *score
, struct osl_row
**aft_row
);
87 int score_add(const struct osl_row
*row
, long score
);
88 int score_update(const struct osl_row
*aft_row
, long new_score
);
89 int get_num_admissible_files(unsigned *num
);
90 int score_delete(const struct osl_row
*aft_row
);
91 int row_belongs_to_score_table(const struct osl_row
*aft_row
);
94 int attribute_init(struct table_info
*ti
, const char *db
);
95 void attribute_shutdown(enum osl_close_flags flags
);
96 void get_attribute_bitmap(const uint64_t *atts
, char *buf
); /* needed by com_ls() */
97 int get_attribute_bitnum_by_name(const char *att_name
, unsigned char *bitnum
);
98 int get_attribute_text(uint64_t *atts
, const char *delim
, char **text
);
101 int aft_init(struct table_info
*ti
, const char *db
);
102 void aft_shutdown(enum osl_close_flags flags
);
103 int aft_get_row_of_path(char *path
, struct osl_row
**row
);
104 int open_and_update_audio_file(struct osl_row
*aft_row
, struct audio_file_data
*afd
);
105 int load_afsi(struct afs_info
*afsi
, struct osl_object
*obj
);
106 void save_afsi(struct afs_info
*afsi
, struct osl_object
*obj
);
107 int get_afsi_of_row(const struct osl_row
*row
, struct afs_info
*afsi
);
108 int get_audio_file_path_of_row(const struct osl_row
*row
, char **path
);
109 int get_afsi_object_of_row(const struct osl_row
*row
, struct osl_object
*obj
);
110 int audio_file_loop(void *private_data
, osl_rbtree_loop_func
*func
);
111 int aft_check_callback(const struct osl_object
*query
, struct osl_object
*result
);
114 int change_current_mood(char *mood_name
);
115 void close_current_mood(void);
116 int mood_update_audio_file(const struct osl_row
*aft_row
, struct afs_info
*old_afsi
);
117 int reload_current_mood(void);
118 int mood_delete_audio_file(const struct osl_row
*aft_row
);
119 int mood_check_callback(__a_unused
const struct osl_object
*query
,
120 struct osl_object
*result
);
124 int playlist_open(char *name
);
125 void playlist_close(void);
126 int playlist_update_audio_file(struct osl_row
*aft_row
);
127 int playlist_check_callback(__a_unused
const struct osl_object
*query
,
128 struct osl_object
*result
);
130 /** evaluates to 1 if x < y, to -1 if x > y and to 0 if x == y */
131 #define NUM_COMPARE(x, y) ((int)((x) < (y)) - (int)((x) > (y)))
134 #define DECLARE_BLOB_SYMBOLS(table_name, cmd_prefix) \
135 int table_name ## _init(struct table_info *ti, const char *db); \
136 void table_name ## _shutdown(enum osl_close_flags flags); \
137 int cmd_prefix ## _get_name_by_id(uint32_t id, char **name); \
138 int cmd_prefix ## _get_name_and_def_by_row(const struct osl_row *row, \
139 char **name, struct osl_object *def); \
140 extern struct osl_table *table_name ## _table;
142 DECLARE_BLOB_SYMBOLS(lyrics
, lyr
);
143 DECLARE_BLOB_SYMBOLS(images
, img
);
144 DECLARE_BLOB_SYMBOLS(moods
, mood
);
145 DECLARE_BLOB_SYMBOLS(playlists
, pl
);
147 /** The columns of an abstract blob table. */
148 enum blob_table_columns
{
149 /** The identifier, a positive integer that never repeats. */
151 /** The unique name of the blob. */
153 /** The actual blob contents. */
155 /** A blob table has that many columns. */
159 #define DEFINE_BLOB_TABLE_DESC(table_name) \
160 struct osl_table_description table_name ## _table_desc = { \
161 .name = #table_name, \
162 .num_columns = NUM_BLOB_COLUMNS, \
163 .flags = OSL_LARGE_TABLE, \
164 .column_descriptions = blob_cols \
167 #define DEFINE_BLOB_TABLE_PTR(table_name) struct osl_table *table_name ## _table;
169 #define INIT_BLOB_TABLE(table_name) \
170 DEFINE_BLOB_TABLE_DESC(table_name); \
171 DEFINE_BLOB_TABLE_PTR(table_name);