mail-index-view-private.h revision 2a6af811ea3de3cf9e2f15e446674dd21b0705f3
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn#ifndef __MAIL_INDEX_VIEW_PRIVATE_H
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn#define __MAIL_INDEX_VIEW_PRIVATE_H
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn#include "mail-index-private.h"
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallynstruct mail_index_view_log_sync_area {
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn uint32_t log_file_seq;
108b88ce3187e08cc630e17903f8e7748a545be1Serge Hallyn unsigned int length;
uoff_t log_file_offset;
};
ARRAY_DEFINE_TYPE(view_log_sync_area, struct mail_index_view_log_sync_area);
struct mail_index_view_vfuncs {
void (*close)(struct mail_index_view *view);
uint32_t (*get_messages_count)(struct mail_index_view *view);
const struct mail_index_header *
(*get_header)(struct mail_index_view *view);
int (*lookup_full)(struct mail_index_view *view, uint32_t seq,
struct mail_index_map **map_r,
const struct mail_index_record **rec_r);
int (*lookup_uid)(struct mail_index_view *view, uint32_t seq,
uint32_t *uid_r);
int (*lookup_uid_range)(struct mail_index_view *view,
uint32_t first_uid, uint32_t last_uid,
uint32_t *first_seq_r, uint32_t *last_seq_r);
int (*lookup_first)(struct mail_index_view *view, enum mail_flags flags,
uint8_t flags_mask, uint32_t *seq_r);
int (*lookup_ext_full)(struct mail_index_view *view, uint32_t seq,
uint32_t ext_id, struct mail_index_map **map_r,
const void **data_r);
int (*get_header_ext)(struct mail_index_view *view,
struct mail_index_map *map, uint32_t ext_id,
const void **data_r, size_t *data_size_r);
};
union mail_index_view_module_context {
struct mail_index_module_register *reg;
};
struct mail_index_view {
int refcount;
struct mail_index_view_vfuncs v;
struct mail_index *index;
struct mail_transaction_log_view *log_view;
unsigned int indexid;
struct mail_index_map *map;
/* After syncing view, map is replaced with sync_new_map. */
struct mail_index_map *sync_new_map;
/* All mappings where we have returned records. They need to be kept
valid until view is synchronized. */
ARRAY_DEFINE(map_refs, struct mail_index_map *);
struct mail_index_header hdr;
uint32_t log_file_seq;
uoff_t log_file_offset;
/* Transaction log offsets which we have already synced */
ARRAY_TYPE(view_log_sync_area) syncs_done;
/* Transaction log offsets which we don't want to return in view sync */
ARRAY_TYPE(view_log_sync_area) syncs_hidden;
/* Module-specific contexts. */
ARRAY_DEFINE(module_contexts, union mail_index_view_module_context *);
int transactions;
unsigned int lock_id;
unsigned int inconsistent:1;
/* this view was created by mail_index_sync_begin() */
unsigned int index_sync_view:1;
/* this view is being synced */
unsigned int syncing:1;
unsigned int broken_counters:1;
};
struct mail_index_view *
mail_index_view_open_with_map(struct mail_index *index,
struct mail_index_map *map);
void mail_index_view_clone(struct mail_index_view *dest,
const struct mail_index_view *src);
void mail_index_view_ref(struct mail_index_view *view);
int mail_index_view_lock(struct mail_index_view *view);
int mail_index_view_lock_head(struct mail_index_view *view);
void mail_index_view_unref_maps(struct mail_index_view *view);
void mail_index_view_add_hidden_transaction(struct mail_index_view *view,
uint32_t log_file_seq,
uoff_t log_file_offset,
unsigned int length);
struct mail_index_view *mail_index_dummy_view_open(struct mail_index *index);
#endif