X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=afs.h;fp=afs.h;h=0983692ec30abfb38608547a29f00f934f780e46;hp=52aad791be3b33df12100ad4ce1b694170837baa;hb=513731227550737966bf05f724aef4ff26c0b9a7;hpb=11f6b66a8eb345185c4a4bc8dc8d6059835d37f0 diff --git a/afs.h b/afs.h index 52aad791..0983692e 100644 --- a/afs.h +++ b/afs.h @@ -73,19 +73,15 @@ struct afsi_change_event_data { struct afs_info *old_afsi; }; -/** Function pointers for table handling. */ -struct afs_table { - /** Initializes the other pointers in this struct. */ - void (*init)(struct afs_table *t); - /** The name of this table. */ - const char *name; - /** Gets called on startup and on \p SIGHUP. */ +/** Methods for table startup/shutdown and event handling. */ +struct afs_table_operations { + /** Gets called on startup and on SIGHUP. */ int (*open)(const char *base_dir); - /** Gets called on shutdown and on \p SIGHUP. */ + /** Gets called on shutdown and on SIGHUP. */ void (*close)(void); - /** Called by the \a init afs command. */ + /** Called from the init command. */ int (*create)(const char *); - /** Handles afs events. */ + /** Handle events generated by other tables. See enum \ref afs_events. */ int (*event_handler)(enum afs_events event, struct para_buffer *pb, void *data); }; @@ -233,7 +229,7 @@ int string_compare(const struct osl_object *obj1, const struct osl_object *obj2) int for_each_matching_row(struct pattern_match_data *pmd); /* score */ -void score_init(struct afs_table *t); +extern const struct afs_table_operations score_ops; int score_loop(osl_rbtree_loop_func *func, void *data); int score_get_best(struct osl_row **aft_row, long *score); int get_score_and_aft_row(struct osl_row *score_row, long *score, struct osl_row **aft_row); @@ -244,14 +240,14 @@ int clear_score_table(void); bool row_belongs_to_score_table(const struct osl_row *aft_row); /* attribute */ -void attribute_init(struct afs_table *t); +extern const struct afs_table_operations attr_ops; 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); int attribute_check_callback(struct afs_callback_arg *aca); /* aft */ -void aft_init(struct afs_table *t); +extern const struct afs_table_operations aft_ops; int aft_get_row_of_path(const char *path, struct osl_row **row); int aft_check_attributes(uint64_t att_mask, struct para_buffer *pb); int open_and_update_audio_file(int *fd); @@ -279,7 +275,6 @@ int playlist_check_callback(struct afs_callback_arg *aca); /** Define exported functions and a table pointer for an osl blob table. */ #define DECLARE_BLOB_SYMBOLS(table_name, cmd_prefix) \ - 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(const char *name, struct osl_object *def); \ @@ -287,7 +282,8 @@ int playlist_check_callback(struct afs_callback_arg *aca); 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; + extern struct osl_table *table_name ## _table; \ + extern const struct afs_table_operations table_name ## _ops; /** \cond blob_symbols */ DECLARE_BLOB_SYMBOLS(lyrics, lyr);