Replace status item DBINFO2 by ATTRIBUTES.

[paraslash.git] / afs.h

diff --git a/afs.h b/afs.h
index ab2db3aa1f90c561732abc34b528f0a7b20f1ebb..a4624ba2b9d0a8a5a994e52695c14ecb9fd2f8f8 100644 (file)
--- a/afs.h
+++ b/afs.h
@@ -26,22 +26,63 @@ struct afs_info {
        uint8_t audio_format_id;
 };
 
-enum afs_table_flags {TBLFLAG_SKIP_CREATE};
+enum afs_events {
+       ATTRIBUTE_ADD,
+       ATTRIBUTE_RENAME,
+       ATTRIBUTE_REMOVE,
+       AFSI_CHANGE,
+       AFHI_CHANGE,
+       AUDIO_FILE_RENAME,
+       AUDIO_FILE_ADD,
+       AUDIO_FILE_REMOVE,
+       BLOB_ADD,
+       BLOB_RENAME,
+       BLOB_REMOVE,
 
-struct table_info {
-       const struct osl_table_description *desc;
-       enum afs_table_flags flags;
+};
+
+struct rmatt_event_data {
+       const char *name;
+       unsigned char bitnum;
+};
+
+
+struct addatt_event_data {
+       const char *name;
+       unsigned char bitnum;
+};
+
+struct afsi_change_event_data {
+       const struct osl_row *aft_row;
+       struct afs_info *old_afsi;
+};
+
+struct afs_table {
+       void (*init)(struct afs_table *t);
+       const char *name;
+       int (*open)(const char *base_dir);
+       void (*close)(void);
+       int (*create)(const char *);
+       int (*event_handler)(enum afs_events event, struct para_buffer *pb,
+               void *data);
+       /* int *(check)() */
 };
 
 enum play_mode {PLAY_MODE_MOOD, PLAY_MODE_PLAYLIST};
 
 struct audio_file_data {
        enum play_mode current_play_mode;
+       char attributes_string[MAXLINE];
+       int fd;
        long score;
        struct afs_info afsi;
        struct audio_format_info afhi;
        char *path;
-       struct osl_object map;
+};
+
+enum afs_server_code {
+       NEXT_AUDIO_FILE,
+       AFD_CHANGE
 };
 
 /** Flags passed to for_each_matching_row(). */
@@ -77,6 +118,8 @@ struct pattern_match_data {
 /* afs */
 typedef int callback_function(const struct osl_object *, struct osl_object *);
 __noreturn void afs_init(uint32_t cookie, int socket_fd);
+void afs_event(enum afs_events event, struct para_buffer *pb,
+       void *data);
 int send_callback_request(callback_function *f, struct osl_object *query,
        struct osl_object *result);
 int send_standard_callback_request(int argc, char * const * const argv,
@@ -87,13 +130,11 @@ int send_option_arg_callback_request(struct osl_object *options,
 int stdin_command(int fd, struct osl_object *arg_obj, callback_function *f,
                unsigned max_len, struct osl_object *result);
 int string_compare(const struct osl_object *obj1, const struct osl_object *obj2);
-int open_next_audio_file(struct audio_file_data *afd);
 int close_audio_file(struct audio_file_data *afd);
 int for_each_matching_row(struct pattern_match_data *pmd);
 
 /* score */
-int score_init(struct table_info *ti, const char *db);
-void score_shutdown(enum osl_close_flags flags);
+void score_init(struct afs_table *t);
 int admissible_file_loop(void *data, osl_rbtree_loop_func *func);
 int admissible_file_loop_reverse(void *data, osl_rbtree_loop_func *func);
 int score_get_best(struct osl_row **aft_row, long *score);
@@ -102,20 +143,20 @@ int score_add(const struct osl_row *row, long score);
 int score_update(const struct osl_row *aft_row, long new_score);
 int get_num_admissible_files(unsigned *num);
 int score_delete(const struct osl_row *aft_row);
-int row_belongs_to_score_table(const struct osl_row *aft_row);
+int clear_score_table(void);
+int row_belongs_to_score_table(const struct osl_row *aft_row, unsigned *rank);
 
 /* attribute */
-int attribute_init(struct table_info *ti, const char *db);
-void attribute_shutdown(enum osl_close_flags flags);
+void attribute_init(struct afs_table *t);
 void get_attribute_bitmap(const uint64_t *atts, char *buf); /* needed by com_ls() */
 int get_attribute_bitnum_by_name(const char *att_name, unsigned char *bitnum);
 int get_attribute_text(uint64_t *atts, const char *delim, char **text);
 
 /* aft */
-int aft_init(struct table_info *ti, const char *db);
-void aft_shutdown(enum osl_close_flags flags);
+void aft_init(struct afs_table *t);
 int aft_get_row_of_path(const char *path, struct osl_row **row);
 int open_and_update_audio_file(struct osl_row *aft_row, struct audio_file_data *afd);
+int load_afd(int shmid, struct audio_file_data *afd);
 int load_afsi(struct afs_info *afsi, struct osl_object *obj);
 void save_afsi(struct afs_info *afsi, struct osl_object *obj);
 int get_afsi_of_row(const struct osl_row *row, struct afs_info *afsi);
@@ -129,9 +170,7 @@ int aft_check_callback(const struct osl_object *query, struct osl_object *result
 /* mood */
 int change_current_mood(char *mood_name);
 void close_current_mood(void);
-int mood_update_audio_file(const struct osl_row *aft_row, struct afs_info *old_afsi);
 int reload_current_mood(void);
-int mood_delete_audio_file(const struct osl_row *aft_row);
 int mood_check_callback(__a_unused const struct osl_object *query,
        struct osl_object *result);
 
@@ -148,12 +187,14 @@ int playlist_check_callback(__a_unused const struct osl_object *query,
 
 
 #define DECLARE_BLOB_SYMBOLS(table_name, cmd_prefix) \
-       int table_name ## _init(struct table_info *ti, const char *db); \
-       void table_name ## _shutdown(enum osl_close_flags flags); \
+       void table_name ## _init(struct afs_table *t); \
        int cmd_prefix ## _get_name_by_id(uint32_t id, char **name); \
        int cmd_prefix ## _get_def_by_id(uint32_t id, struct osl_object *def); \
+       int cmd_prefix ## _get_def_by_name(char *name, struct osl_object *def); \
        int cmd_prefix ## _get_name_and_def_by_row(const struct osl_row *row, \
                char **name, struct osl_object *def); \
+       int table_name ##_event_handler(enum afs_events event, \
+               struct para_buffer *pb, void *data); \
        extern struct osl_table *table_name ## _table;
 
 DECLARE_BLOB_SYMBOLS(lyrics, lyr);