Mercurial > dovecot > core-2.2

annotate src/lib-storage/list/index-mailbox-list.h @ 12645:d3d5f104ca40

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lib-storage: Mailbox list indexes now refresh the index on create/delete/rename.
author Timo Sirainen <tss@iki.fi>
date Tue, 08 Feb 2011 22:54:14 +0200
parents ad002fdc6a6c
children 0cadba9597cb
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rev   line source
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1 #ifndef INDEX_MAILBOX_LIST_H
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2 #define INDEX_MAILBOX_LIST_H
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3
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4 #include "module-context.h"
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5 #include "mailbox-list-private.h"
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6
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7 #define MAILBOX_LIST_INDEX_PREFIX "dovecot.list.index"
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8
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9 #define INDEX_LIST_CONTEXT(obj) \
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10 MODULE_CONTEXT(obj, index_mailbox_list_module)
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12 /* stored in mail_index_record.flags: */
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13 enum mailbox_list_index_flags {
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14 MAILBOX_LIST_INDEX_FLAG_NONEXISTENT = MAIL_DELETED,
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15 MAILBOX_LIST_INDEX_FLAG_NOSELECT = MAIL_DRAFT,
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16 MAILBOX_LIST_INDEX_FLAG_NOINFERIORS = MAIL_ANSWERED,
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17
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18 /* set during syncing for mailboxes that still exist */
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19 MAILBOX_LIST_INDEX_FLAG_MARKED
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20 };
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21
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22 struct mailbox_list_index_header {
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23 uint8_t refresh_flag;
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24 /* array of { uint32_t id; char name[]; } */
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25 };
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26
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27 struct mailbox_list_index_record {
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28 /* points to given id in header */
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29 uint32_t name_id;
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30 /* parent mailbox's UID, 0 = root */
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31 uint32_t parent_uid;
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32
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33 /* the following fields are temporarily zero while unknown,
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34 also permanently zero for \NoSelect and \Nonexistent mailboxes: */
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35
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36 uint8_t guid[MAIL_GUID_128_SIZE];
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37 uint32_t uid_validity;
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38 };
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39
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40 struct mailbox_list_index_msgs_record {
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41 uint32_t messages;
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42 uint32_t unseen;
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43 uint32_t recent;
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44 uint32_t uidnext;
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45 };
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46
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47 struct index_mailbox_node {
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48 struct index_mailbox_node *parent;
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49 struct index_mailbox_node *next;
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50 struct index_mailbox_node *children;
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51
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52 uint32_t name_id, uid;
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53 enum mailbox_list_index_flags flags;
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54 const char *name;
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55 };
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56
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57 struct index_mailbox_list {
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58 union mailbox_list_module_context module_ctx;
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59
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60 const char *path;
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61 struct mail_index *index;
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62 uint32_t ext_id, msgs_ext_id, hmodseq_ext_id;
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63
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64 /* Number of iterations going on. Don't refresh mailbox list while
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65 any iterations are going on. */
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66 int iter_refcount;
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67
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68 pool_t mailbox_pool;
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69 /* uint32_t id => const char *name */
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70 struct hash_table *mailbox_names;
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71 uint32_t highest_name_id;
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72
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73 uint32_t sync_log_file_seq;
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74 uoff_t sync_log_file_offset;
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75
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76 uint32_t sync_stamp;
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77
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78 /* uint32_t uid => struct index_mailbox_node* */
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79 struct hash_table *mailbox_hash;
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80 struct index_mailbox_node *mailbox_tree;
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81 };
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82
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83 struct index_mailbox_list_iterate_context {
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84 struct mailbox_list_iterate_context ctx;
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85 struct mailbox_list_iterate_context *backend_ctx;
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86
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87 struct mailbox_info info;
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88 unsigned int parent_len;
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89 string_t *path;
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90 struct index_mailbox_node *next_node;
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91 char sep;
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92
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93 unsigned int failed:1;
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94 };
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95
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96 extern MODULE_CONTEXT_DEFINE(index_mailbox_list_module,
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97 &mailbox_list_module_register);
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98
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99 struct index_mailbox_node *
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100 index_mailbox_list_lookup(struct mailbox_list *list, const char *vname);
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101
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102 int index_mailbox_list_refresh(struct mailbox_list *list);
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103 void index_mailbox_list_refresh_later(struct mailbox_list *list);
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104
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105 void index_mailbox_list_status_init(void);
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106 void index_mailbox_list_status_init_list(struct mailbox_list *list);
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107
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108 #endif