Mercurial > dovecot > core-2.2

annotate src/lib-index/mail-index-modseq.h @ 22576:707ae9de3812

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lib: istream-multiplex - Minor code cleanup Avoid propagating the error twice, and avoid any confusion about what "got" actually contains.
author Timo Sirainen <timo.sirainen@dovecot.fi>
date Thu, 05 Oct 2017 20:24:11 +0300
parents e0f6374d1209
children
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1 #ifndef MAIL_INDEX_MODSEQ_H
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2 #define MAIL_INDEX_MODSEQ_H
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3
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4 #include "mail-types.h"
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5
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6 #define MAIL_INDEX_MODSEQ_EXT_NAME "modseq"
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7
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8 struct mail_keywords;
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9 struct mail_index;
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10 struct mail_index_map;
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11 struct mail_index_view;
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12 struct mail_index_modseq;
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13 struct mail_index_map_modseq;
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14 struct mail_index_sync_map_ctx;
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16 struct mail_index_modseq_header {
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17 /* highest used modseq */
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18 uint64_t highest_modseq;
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19 /* last tracked log file position */
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20 uint32_t log_seq;
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21 uint32_t log_offset;
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22 };
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23
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24 void mail_index_modseq_init(struct mail_index *index);
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25
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26 const struct mail_index_modseq_header *
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27 mail_index_map_get_modseq_header(struct mail_index_map *map);
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28 uint64_t mail_index_map_modseq_get_highest(struct mail_index_map *map);
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29 void mail_index_modseq_enable(struct mail_index *index);
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30 bool mail_index_have_modseq_tracking(struct mail_index *index);
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31 uint64_t mail_index_modseq_get_highest(struct mail_index_view *view);
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32
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33 uint64_t mail_index_modseq_lookup(struct mail_index_view *view, uint32_t seq);
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34 uint64_t mail_index_modseq_lookup_flags(struct mail_index_view *view,
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35 enum mail_flags flags_mask,
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36 uint32_t seq);
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37 uint64_t mail_index_modseq_lookup_keywords(struct mail_index_view *view,
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38 const struct mail_keywords *keywords,
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39 uint32_t seq);
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40 int mail_index_modseq_set(struct mail_index_view *view,
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41 uint32_t seq, uint64_t min_modseq);
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42
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43 struct mail_index_modseq_sync *
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44 mail_index_modseq_sync_begin(struct mail_index_sync_map_ctx *sync_map_ctx);
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45 void mail_index_modseq_sync_end(struct mail_index_modseq_sync **ctx);
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46
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47 void mail_index_modseq_sync_map_replaced(struct mail_index_modseq_sync *ctx);
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48 void mail_index_modseq_hdr_update(struct mail_index_modseq_sync *ctx);
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49 void mail_index_modseq_append(struct mail_index_modseq_sync *ctx, uint32_t seq);
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50 void mail_index_modseq_expunge(struct mail_index_modseq_sync *ctx,
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51 uint32_t seq1, uint32_t seq2);
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52 void mail_index_modseq_update_flags(struct mail_index_modseq_sync *ctx,
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53 enum mail_flags flags_mask,
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54 uint32_t seq1, uint32_t seq2);
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55 void mail_index_modseq_update_keyword(struct mail_index_modseq_sync *ctx,
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56 unsigned int keyword_idx,
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57 uint32_t seq1, uint32_t seq2);
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58 void mail_index_modseq_reset_keywords(struct mail_index_modseq_sync *ctx,
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59 uint32_t seq1, uint32_t seq2);
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60
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61 struct mail_index_map_modseq *
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62 mail_index_map_modseq_clone(const struct mail_index_map_modseq *mmap);
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63 void mail_index_map_modseq_free(struct mail_index_map_modseq **mmap);
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64
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65 bool mail_index_modseq_get_next_log_offset(struct mail_index_view *view,
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66 uint64_t modseq, uint32_t *log_seq_r,
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67 uoff_t *log_offset_r);
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68
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69 #endif