Mercurial > dovecot > core-2.2

annotate src/lib-storage/index/index-storage.h @ 9002:9d0037a997f4 HEAD

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Initial commit for config rewrite.
author Timo Sirainen <tss@iki.fi>
date Tue, 27 Jan 2009 18:21:53 -0500
parents a9dd29e7dc4f
children 21d4363a3cf7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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e4eb71ae8e96 Changed .h ifdef/defines to use <NAME>_H format.
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1 #ifndef INDEX_STORAGE_H
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2 #define INDEX_STORAGE_H
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3
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4 #include "file-dotlock.h"
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5 #include "mail-storage-private.h"
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6 #include "mail-index-private.h"
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7
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8 /* Max. mmap()ed size for a message */
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9 #define MAIL_MMAP_BLOCK_SIZE (1024*256)
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10 /* Block size when read()ing message. */
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11 #define MAIL_READ_BLOCK_SIZE (1024*8)
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12
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13 #define MAILBOX_FULL_SYNC_INTERVAL 5
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14
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15 enum mailbox_lock_notify_type {
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16 MAILBOX_LOCK_NOTIFY_NONE,
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17
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18 /* Mailbox is locked, will abort in secs_left */
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19 MAILBOX_LOCK_NOTIFY_MAILBOX_ABORT,
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20 /* Mailbox lock looks stale, will override in secs_left */
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21 MAILBOX_LOCK_NOTIFY_MAILBOX_OVERRIDE
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22 };
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23
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24 struct index_mailbox {
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25 struct mailbox box;
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26 union mail_index_view_module_context view_module_ctx;
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27
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28 struct mail_storage *storage;
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29
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30 struct mail_index *index;
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31 struct mail_index_view *view;
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32 struct mail_cache *cache;
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923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
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33 struct mail_vfuncs *mail_vfuncs;
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34
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35 uint32_t md5hdr_ext_idx;
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36
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37 struct timeout *notify_to;
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38 struct index_notify_file *notify_files;
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39 struct index_notify_io *notify_ios;
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40 time_t notify_last_check, notify_last_sent;
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41
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42 time_t next_lock_notify; /* temporary */
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43 enum mailbox_lock_notify_type last_notify_type;
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44
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45 uint32_t commit_log_file_seq;
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46 uoff_t commit_log_file_offset;
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47
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48 const ARRAY_TYPE(keywords) *keyword_names;
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ad139af4ac12 Cache field indexes are cache file specific, not globals.
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49 struct mail_cache_field *cache_fields;
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50
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51 ARRAY_TYPE(seq_range) recent_flags;
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52 uint32_t recent_flags_prev_uid;
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53 uint32_t recent_flags_count;
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54
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55 time_t sync_last_check;
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56
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57 /* we've discovered there aren't enough permissions to modify mailbox */
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58 unsigned int backend_readonly:1;
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59 unsigned int keep_recent:1;
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e2edd333c473 Added MAILBOX_OPEN_KEEP_LOCKED flag to mailbox opening and implemented it
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60 unsigned int keep_locked:1;
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61 unsigned int sent_diskspace_warning:1;
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62 unsigned int sent_readonly_flags_warning:1;
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63 unsigned int notify_pending:1;
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64 unsigned int move_to_memory:1;
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65 unsigned int fsync_disable:1;
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66 };
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67
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68 struct index_transaction_context {
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69 struct mailbox_transaction_context mailbox_ctx;
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70 struct mail_index_transaction_vfuncs super;
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71
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72 struct index_mailbox *ibox;
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73 enum mailbox_transaction_flags flags;
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74 int mail_ref_count;
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75
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76 struct mail_index_transaction *trans;
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77 struct mail_index_view *trans_view;
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78 struct mail_cache_view *cache_view;
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79 struct mail_cache_transaction_ctx *cache_trans;
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80
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81 uint32_t *saved_uid_validity;
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9805becea644 Fixed mailbox_transaction_commit_get_uids() to actually work and not just
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82 uint32_t *first_saved_uid, *last_saved_uid;
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83
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84 unsigned int cache_trans_failed:1;
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85 };
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86
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87 void mail_storage_set_index_error(struct index_mailbox *ibox);
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88
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89 void index_storage_lock_notify(struct index_mailbox *ibox,
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90 enum mailbox_lock_notify_type notify_type,
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91 unsigned int secs_left);
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92 void index_storage_lock_notify_reset(struct index_mailbox *ibox);
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ca6967899c05 More cleanups. lib-storage should handle "out of disk space" conditions
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93
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94 struct mail_index *
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5ea33dbddbae Moved index directory creation code to index_storage_alloc().
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95 index_storage_alloc(struct mail_storage *storage, const char *name,
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96 enum mailbox_open_flags flags, const char *prefix);
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97 void index_storage_unref(struct mail_index *index);
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9c9ce9c71509 Close index files before deleting the mailbox.
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98 void index_storage_destroy_unrefed(void);
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f0623745bd4c libstorage.a shouldn't reference symbols in libstorage_index.a. Changed
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99 void index_storage_destroy(struct mail_storage *storage ATTR_UNUSED);
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100
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2f9ac504ee77 When using KEEP_LOCK, the mbox/uidlist file must be locked before index file
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101 void index_storage_mailbox_init(struct index_mailbox *ibox, const char *name,
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24afafbfe47b Make sure the mailbox is opened when transaction is started (fixes deliver).
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102 enum mailbox_open_flags flags,
24afafbfe47b Make sure the mailbox is opened when transaction is started (fixes deliver).
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103 bool move_to_memory);
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104 void index_storage_mailbox_open(struct index_mailbox *ibox);
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4b8c1c164d8f Initial CONDSTORE support.
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105 int index_storage_mailbox_enable(struct mailbox *box,
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106 enum mailbox_feature feature);
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107 int index_storage_mailbox_close(struct mailbox *box);
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108
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109 bool index_storage_is_readonly(struct mailbox *box);
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110 bool index_storage_allow_new_keywords(struct mailbox *box);
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111 bool index_storage_is_inconsistent(struct mailbox *box);
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112
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8476d665530f Changed mail_keywords creation APIs to take mailbox/index instead of
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113 int index_keywords_create(struct mailbox *box, const char *const keywords[],
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23c9ac999578 mailbox_keywords_create() checks keyword validity now and returns failure if
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114 struct mail_keywords **keywords_r, bool skip_invalid);
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8476d665530f Changed mail_keywords creation APIs to take mailbox/index instead of
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115 void index_keywords_free(struct mail_keywords *keywords);
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0e7a9547be83 Added mailbox_keyword_is_valid().
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116 bool index_keyword_is_valid(struct mailbox *box, const char *keyword,
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117 const char **error_r);
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118
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119 void index_mailbox_set_recent_uid(struct index_mailbox *ibox, uint32_t uid);
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120 void index_mailbox_set_recent_seq(struct index_mailbox *ibox,
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121 struct mail_index_view *view,
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122 uint32_t seq1, uint32_t seq2);
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123 bool index_mailbox_is_recent(struct index_mailbox *ibox, uint32_t uid);
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cadb5b7cd919 Fixes to recent handling. Now it should work properly.
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124 unsigned int index_mailbox_get_recent_count(struct index_mailbox *ibox);
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d1bd08d468d0 Reset cached \Recent flags if UIDVALIDITY changes, because we were using
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125 void index_mailbox_reset_uidvalidity(struct index_mailbox *ibox);
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ba058497efa9 Send RECENT after all EXISTS replies. Check for new mail in mailbox after
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126
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8480f945e270 IDLE uses now IO_*_NOTIFY to get instant notifying of mails.
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127 void index_mailbox_check_add(struct index_mailbox *ibox,
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a9be1824403b New inotify code and notify API change. Patch by Johannes Berg
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128 const char *path);
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f7c273202dc3 Support for IDLE extension.
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129 void index_mailbox_check_remove_all(struct index_mailbox *ibox);
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130
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db65d921b0e1 Check and update sync_last_check in one common function.
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131 bool index_mailbox_want_full_sync(struct index_mailbox *ibox,
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132 enum mailbox_sync_flags flags);
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aae574ed7f4c Broke mailbox_sync() into iterator.
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133 struct mailbox_sync_context *
aae574ed7f4c Broke mailbox_sync() into iterator.
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134 index_mailbox_sync_init(struct mailbox *box, enum mailbox_sync_flags flags,
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55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
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135 bool failed);
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f52e7d1402b5 mail_index_view_sync_next() and mailbox_sync_next() returns now bool.
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136 bool index_mailbox_sync_next(struct mailbox_sync_context *ctx,
f52e7d1402b5 mail_index_view_sync_next() and mailbox_sync_next() returns now bool.
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137 struct mailbox_sync_rec *sync_rec_r);
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aae574ed7f4c Broke mailbox_sync() into iterator.
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138 int index_mailbox_sync_deinit(struct mailbox_sync_context *ctx,
4848
967de900c73a Mailbox list indexing and related changes. Currently works only with
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139 enum mailbox_status_items status_items,
2322
aae574ed7f4c Broke mailbox_sync() into iterator.
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140 struct mailbox_status *status_r);
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141
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142 int index_storage_sync(struct mailbox *box, enum mailbox_sync_flags flags);
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98788fdcc3a6 When syncing a mailbox, sync the view internally first completely and just
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143 enum mailbox_sync_type index_sync_type_convert(enum mail_index_sync_type type);
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913b188f4dd4 Removed explicit locking from views and maps. They were already locked all
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144 void index_storage_get_status(struct mailbox *box,
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145 enum mailbox_status_items items,
913b188f4dd4 Removed explicit locking from views and maps. They were already locked all
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146 struct mailbox_status *status_r);
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f8e902acfbae Renamed mailbox_get_uids() to mailbox_get_seq_range().
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147 void index_storage_get_seq_range(struct mailbox *box,
f8e902acfbae Renamed mailbox_get_uids() to mailbox_get_seq_range().
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148 uint32_t uid1, uint32_t uid2,
f8e902acfbae Renamed mailbox_get_uids() to mailbox_get_seq_range().
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149 uint32_t *seq1_r, uint32_t *seq2_r);
7654
1004a3555a03 Added mailbox_get_uid_range().
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150 void index_storage_get_uid_range(struct mailbox *box,
1004a3555a03 Added mailbox_get_uid_range().
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151 const ARRAY_TYPE(seq_range) *seqs,
1004a3555a03 Added mailbox_get_uid_range().
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152 ARRAY_TYPE(seq_range) *uids);
7629
bad3a811a148 Added QRESYNC support.
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153 bool index_storage_get_expunged_uids(struct mailbox *box, uint64_t modseq,
bad3a811a148 Added QRESYNC support.
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154 const ARRAY_TYPE(seq_range) *uids,
bad3a811a148 Added QRESYNC support.
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parents: 7620
diff changeset
155 ARRAY_TYPE(seq_range) *expunged_uids);
988
8028c4dcf38f mail-storage.h interface changes, affects pretty much everything.
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156
2327
7d02e2a7672d Header caching redesigned. New design allows caching decisions per field, so
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diff changeset
157 struct mailbox_header_lookup_ctx *
7d02e2a7672d Header caching redesigned. New design allows caching decisions per field, so
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parents: 2322
diff changeset
158 index_header_lookup_init(struct mailbox *box, const char *const headers[]);
8011
2d902d1f8bea struct mailbox_header_lookup_ctx can now be referenced/unreferenced so it
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parents: 7913
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159 void index_header_lookup_ref(struct mailbox_header_lookup_ctx *ctx);
2d902d1f8bea struct mailbox_header_lookup_ctx can now be referenced/unreferenced so it
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parents: 7913
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160 void index_header_lookup_unref(struct mailbox_header_lookup_ctx *ctx);
2327
7d02e2a7672d Header caching redesigned. New design allows caching decisions per field, so
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diff changeset
161
988
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diff changeset
162 struct mail_search_context *
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diff changeset
163 index_storage_search_init(struct mailbox_transaction_context *t,
7642
077bb84e9e77 Make mail_search_args an independent structure that can be used for multiple
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parents: 7629
diff changeset
164 struct mail_search_args *args,
3209
923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
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parents: 3138
diff changeset
165 const enum mail_sort_type *sort_program);
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diff changeset
166 int index_storage_search_deinit(struct mail_search_context *ctx);
3209
923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
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parents: 3138
diff changeset
167 int index_storage_search_next(struct mail_search_context *ctx,
923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
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parents: 3138
diff changeset
168 struct mail *mail);
4939
ff2272c228cc Dovecot is now able to execute multiple commands at the same time.
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parents: 4918
diff changeset
169 int index_storage_search_next_nonblock(struct mail_search_context *ctx,
ff2272c228cc Dovecot is now able to execute multiple commands at the same time.
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parents: 4918
diff changeset
170 struct mail *mail, bool *tryagain_r);
8477
c033b3e2d9b6 mail_storage.search_next_update_seq returns now bool. It was never failing.
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diff changeset
171 bool index_storage_search_next_update_seq(struct mail_search_context *ctx);
0
3b1985cbc908 Initial revision
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parents:
diff changeset
172
2224
a816e2d88406 Added mail_index_transaction_get_updated_view() which can be used to access
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parents: 2206
diff changeset
173 void index_transaction_init(struct index_transaction_context *t,
4453
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
Timo Sirainen <timo.sirainen@movial.fi>
parents: 4451
diff changeset
174 struct index_mailbox *ibox);
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
175 int index_transaction_finish_commit(struct index_transaction_context *t,
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
176 uint32_t *log_file_seq_r,
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
177 uoff_t *log_file_offset_r);
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
178 void index_transaction_finish_rollback(struct index_transaction_context *t);
7913
e04513064165 CONDSTORE: STORE UNCHANGEDSINCE conflicts are now checked atomically.
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parents: 7798
diff changeset
179 void index_transaction_set_max_modseq(struct mailbox_transaction_context *_t,
e04513064165 CONDSTORE: STORE UNCHANGEDSINCE conflicts are now checked atomically.
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parents: 7798
diff changeset
180 uint64_t max_modseq,
e04513064165 CONDSTORE: STORE UNCHANGEDSINCE conflicts are now checked atomically.
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parents: 7798
diff changeset
181 ARRAY_TYPE(seq_range) *seqs);
4453
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
182
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
183 struct mailbox_transaction_context *
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
184 index_transaction_begin(struct mailbox *box,
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
185 enum mailbox_transaction_flags flags);
85fcdb478608 Beginnings of joining mail-storage API more closely to mail-index, so that
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parents: 4451
diff changeset
186 int index_transaction_commit(struct mailbox_transaction_context *t,
6267
3a1eed408cad mailbox_transaction_commit_get_uids() now returns also UIDVALIDITY. It's the
Timo Sirainen <tss@iki.fi>
parents: 6038
diff changeset
187 uint32_t *uid_validity_r,
5572
896845fbc4ed Added mailbox_transaction_commit_get_uids() which returns the UID range for
Timo Sirainen <tss@iki.fi>
parents: 5570
diff changeset
188 uint32_t *first_saved_uid_r,
896845fbc4ed Added mailbox_transaction_commit_get_uids() which returns the UID range for
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parents: 5570
diff changeset
189 uint32_t *last_saved_uid_r);
1915
79790750c349 importing new index code. mbox still broken.
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parents: 1845
diff changeset
190 void index_transaction_rollback(struct mailbox_transaction_context *t);
8077
6d51328896d6 Added the concept of Global UIDs that are preserved across copies.
Timo Sirainen <tss@iki.fi>
parents: 8043
diff changeset
191 void index_save_context_free(struct mail_save_context *ctx);
1638
e95c0e462591 API change for updating message flags.
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parents: 1637
diff changeset
192
4451
1a35d53c18fc Array API redesigned to work using unions. It now provides type safety
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parents: 4303
diff changeset
193 bool index_keyword_array_cmp(const ARRAY_TYPE(keyword_indexes) *k1,
1a35d53c18fc Array API redesigned to work using unions. It now provides type safety
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parents: 4303
diff changeset
194 const ARRAY_TYPE(keyword_indexes) *k2);
3821
c8b2ed2c9961 We assumed that keyword index arrays were always sorted. This isn't always
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parents: 3534
diff changeset
195
0
3b1985cbc908 Initial revision
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parents:
diff changeset
196 #endif