X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=afs.h;h=b5e9d56b2764e4befd5573f7d7c84062fab2df7a;hp=97bc03329e4c940d16428acea2291126eb6bb9bb;hb=fa2e4b062432412b90ad7ba6e85d27764544f1c8;hpb=0fa4e460a878fe80f937df5e1da31a33221e0ee0 diff --git a/afs.h b/afs.h index 97bc0332..b5e9d56b 100644 --- a/afs.h +++ b/afs.h @@ -4,6 +4,8 @@ * Licensed under the GPL v2. For licencing details see COPYING. */ +/** \file afs.h Exported symbos of the audio file selector. */ + #include #include "osl.h" #include "hash.h" @@ -12,7 +14,7 @@ struct afs_info { /** Seconds since the epoch. */ uint64_t last_played; - /** Bitfield of set attributes. */ + /** Bit field of set attributes. */ uint64_t attributes; /** Counts how many times the file was selected. */ uint32_t num_played; @@ -24,54 +26,100 @@ 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 rmatt_event_data { + const char *name; + unsigned char bitnum; +}; + + +struct addatt_event_data { + const char *name; + unsigned char bitnum; +}; -struct table_info { - const struct osl_table_description *desc; - enum afs_table_flags flags; +struct afsi_change_event_data { + const struct osl_row *aft_row; + struct afs_info *old_afsi; }; -enum ls_sorting_method { - /** -sp (default) */ - LS_SORT_BY_PATH, - /** -ss */ - LS_SORT_BY_SCORE, - /** -sl */ - LS_SORT_BY_LAST_PLAYED, - /** -sn */ - LS_SORT_BY_NUM_PLAYED, - /** -sf */ - LS_SORT_BY_FREQUENCY, - /** -sc */ - LS_SORT_BY_CHANNELS, - /** -si */ - LS_SORT_BY_IMAGE_ID, - /** -sy */ - LS_SORT_BY_LYRICS_ID, - /** -sb */ - LS_SORT_BY_BITRATE, - /** -sd */ - LS_SORT_BY_DURATION, - /** -sa */ - LS_SORT_BY_AUDIO_FORMAT, - /** -sh */ - LS_SORT_BY_HASH, +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]; + char path[_POSIX_PATH_MAX]; + 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(). */ +enum pattern_match_flags { + /** Loop in reverse order. */ + PM_REVERSE_LOOP = 1, + /** If no pattern is given, loop over all rows. */ + PM_NO_PATTERN_MATCHES_EVERYTHING = 2, + /** If the data in match_column is the empty string, skip this row. */ + PM_SKIP_EMPTY_NAME = 4, +}; + +/** Structure passed to for_each_matching_row(). */ +struct pattern_match_data { + /** Loop over all rows in this table. */ + struct osl_table *table; + /** Determines the loop order. Must be an rbtree column. */ + unsigned loop_col_num; + /** Data from this column is matched against the given patterns. */ + unsigned match_col_num; + /** \see pattern_match_flags. */ + unsigned pm_flags; + /** This value is passed verbatim to fnmatch(). */ + int fnmatch_flags; + /** Null-terminated array of patterns. */ + struct osl_object patterns; + /** Data pointer passed to the action function. */ + void *data; + /** For each matching row, this function will be called. */ + int (*action)(struct osl_table *table, struct osl_row *row, const char *name, void *data); }; /* afs */ typedef int callback_function(const struct osl_object *, struct osl_object *); -__noreturn int afs_init(uint32_t cookie, int socket_fd); +__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, @@ -82,13 +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 para_atol(const char *str, long *result); -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); @@ -97,23 +143,25 @@ 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); -int aft_get_row_of_path(char *path, struct osl_row **row); +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); +int get_afhi_of_row(const struct osl_row *row, struct audio_format_info *afhi); +int get_afsi_of_path(const char *path, struct afs_info *afsi); int get_audio_file_path_of_row(const struct osl_row *row, char **path); int get_afsi_object_of_row(const struct osl_row *row, struct osl_object *obj); int audio_file_loop(void *private_data, osl_rbtree_loop_func *func); @@ -122,9 +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); @@ -141,11 +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);