annotate src/lib-storage/index/index-storage.c @ 106:5fe3e04ca8d9 HEAD

Added support for caching of MessagePart data. This is useful for fetching body[part]s. Also BODY and BODYSTRUCTURE can be generated fast using it. Also fixed index corruption in some situations when more cached data was added to index.
author Timo Sirainen <tss@iki.fi>
date Mon, 02 Sep 2002 05:31:18 +0300
parents 306c20092a96
children 0c3ffb677ad1
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1 /* Copyright (C) 2002 Timo Sirainen */
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2
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3 #include "lib.h"
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4 #include "mail-index.h"
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5 #include "index-storage.h"
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6
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7 IndexMailbox *index_storage_init(MailStorage *storage, Mailbox *box,
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8 MailIndex *index, const char *name,
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9 int readonly)
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10 {
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11 IndexMailbox *ibox;
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12 FlagsFile *flagsfile;
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13 const char *path;
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14
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15 i_assert(name != NULL);
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16
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17 /* open the index first */
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18 if (!index->open_or_create(index, !readonly)) {
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19 mail_storage_set_internal_error(storage);
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20 index->free(index);
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21 return NULL;
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22 }
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23
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24 /* then flags file */
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25 path = t_strconcat(index->dir, "/", FLAGS_FILE_NAME, NULL);
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26 flagsfile = flags_file_open_or_create(storage, path);
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27 if (flagsfile == NULL) {
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28 index->free(index);
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29 return NULL;
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30 }
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31
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32 ibox = i_new(IndexMailbox, 1);
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33 ibox->box = *box;
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34
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35 ibox->box.storage = storage;
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36 ibox->box.name = i_strdup(name);
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37 ibox->box.readonly = readonly;
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38
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39 ibox->index = index;
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40 ibox->flagsfile = flagsfile;
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41 ibox->cache = imap_msgcache_alloc(&index_msgcache_iface);
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42
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43 return ibox;
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44 }
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45
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46 void index_storage_close(Mailbox *box)
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47 {
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48 IndexMailbox *ibox = (IndexMailbox *) box;
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49
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50 flags_file_destroy(ibox->flagsfile);
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51 imap_msgcache_free(ibox->cache);
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52 ibox->index->free(ibox->index);
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53 i_free(box->name);
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54 i_free(box);
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55 }
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56
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57 int mail_storage_set_index_error(IndexMailbox *ibox)
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58 {
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59 ibox->box.inconsistent =
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60 ibox->index->is_inconsistency_error(ibox->index);
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61 mail_storage_set_internal_error(ibox->box.storage);
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62 return FALSE;
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63 }
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64
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65 int index_messageset_foreach(IndexMailbox *ibox,
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66 const char *messageset, int uidset,
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67 MsgsetForeachFunc func, void *context)
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68 {
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69 const char *error;
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70 int ret;
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71
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72 if (uidset) {
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73 ret = mail_index_uidset_foreach(ibox->index, messageset,
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74 ibox->synced_messages_count,
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75 func, context, &error);
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76 } else {
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77 ret = mail_index_messageset_foreach(ibox->index, messageset,
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78 ibox->synced_messages_count,
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79 func, context, &error);
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80 }
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81
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82 if (ret < 0) {
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83 if (ret == -2) {
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84 /* user error */
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85 mail_storage_set_error(ibox->box.storage, "%s", error);
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86 } else {
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87 mail_storage_set_index_error(ibox);
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88 }
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89 }
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90
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91 return ret;
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92 }
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93
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94
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95 static MailFlags get_used_flags(void *context)
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96 {
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97 IndexMailbox *ibox = context;
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98 MailIndexRecord *rec;
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99 MailFlags used_flags;
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100
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101 used_flags = 0;
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102
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103 rec = ibox->index->lookup(ibox->index, 1);
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104 while (rec != NULL) {
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105 used_flags |= rec->msg_flags;
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106 rec = ibox->index->next(ibox->index, rec);
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107 }
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108
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109 return used_flags;
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110 }
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111
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112 int index_mailbox_fix_custom_flags(IndexMailbox *ibox, MailFlags *flags,
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113 const char *custom_flags[])
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114 {
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115 return flags_file_fix_custom_flags(ibox->flagsfile, flags,
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116 custom_flags, get_used_flags, ibox);
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117 }