Mercurial > dovecot > original-hg > dovecot-1.2
annotate src/lib-index/mail-index.c @ 6871:f7ec019fd3f6 HEAD
mail_index_ext_register(): Panic if parameters aren't correct.
author | Timo Sirainen <tss@iki.fi> |
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date | Wed, 28 Nov 2007 15:50:22 +0200 |
parents | 41911abe6fa7 |
children | 7ed926ed7aa4 |
rev | line source |
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1 /* Copyright (c) 2003-2007 Dovecot authors, see the included COPYING file */ |
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2 |
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3 #include "lib.h" |
5819 | 4 #include "ioloop.h" |
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5 #include "array.h" |
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6 #include "buffer.h" |
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7 #include "hash.h" |
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8 #include "str-sanitize.h" |
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9 #include "mmap-util.h" |
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10 #include "nfs-workarounds.h" |
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11 #include "read-full.h" |
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12 #include "write-full.h" |
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13 #include "mail-index-private.h" |
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14 #include "mail-index-view-private.h" |
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15 #include "mail-index-sync-private.h" |
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16 #include "mail-transaction-log.h" |
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17 #include "mail-cache.h" |
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18 |
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19 #include <stdio.h> |
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20 #include <stddef.h> |
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21 #include <time.h> |
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22 #include <sys/stat.h> |
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23 |
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24 struct mail_index_module_register mail_index_module_register = { 0 }; |
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25 |
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26 struct mail_index *mail_index_alloc(const char *dir, const char *prefix) |
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27 { |
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28 struct mail_index *index; |
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29 |
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30 index = i_new(struct mail_index, 1); |
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31 index->dir = i_strdup(dir); |
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32 index->prefix = i_strdup(prefix); |
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33 index->fd = -1; |
2116 | 34 |
5028 | 35 index->extension_pool = |
36 pool_alloconly_create(MEMPOOL_GROWING"index extension", 1024); | |
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37 p_array_init(&index->extensions, index->extension_pool, 5); |
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38 i_array_init(&index->sync_lost_handlers, 4); |
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39 i_array_init(&index->module_contexts, |
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40 I_MIN(5, mail_index_module_register.id)); |
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41 |
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42 index->mode = 0600; |
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43 index->gid = (gid_t)-1; |
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44 |
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45 index->keywords_ext_id = |
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46 mail_index_ext_register(index, "keywords", 128, 2, 1); |
3086 | 47 index->keywords_pool = pool_alloconly_create("keywords", 512); |
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48 i_array_init(&index->keywords, 16); |
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49 index->keywords_hash = |
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50 hash_create(default_pool, index->keywords_pool, 0, |
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51 strcase_hash, (hash_cmp_callback_t *)strcasecmp); |
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52 index->log = mail_transaction_log_alloc(index); |
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53 return index; |
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54 } |
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55 |
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56 void mail_index_free(struct mail_index **_index) |
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57 { |
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58 struct mail_index *index = *_index; |
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59 |
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60 *_index = NULL; |
1967 | 61 mail_index_close(index); |
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62 |
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63 mail_transaction_log_free(&index->log); |
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64 hash_destroy(&index->keywords_hash); |
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65 pool_unref(&index->extension_pool); |
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66 pool_unref(&index->keywords_pool); |
1967 | 67 |
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68 array_free(&index->sync_lost_handlers); |
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69 array_free(&index->keywords); |
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70 array_free(&index->module_contexts); |
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71 |
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72 i_free(index->error); |
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73 i_free(index->dir); |
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74 i_free(index->prefix); |
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75 i_free(index); |
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76 } |
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77 |
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78 void mail_index_set_fsync_types(struct mail_index *index, |
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79 enum mail_index_sync_type fsync_mask) |
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80 { |
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81 index->fsync_mask = fsync_mask; |
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82 } |
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83 |
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84 void mail_index_set_permissions(struct mail_index *index, |
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85 mode_t mode, gid_t gid) |
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86 { |
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87 index->mode = mode & 0666; |
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88 index->gid = gid; |
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89 } |
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90 |
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91 uint32_t mail_index_ext_register(struct mail_index *index, const char *name, |
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92 uint32_t default_hdr_size, |
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93 uint16_t default_record_size, |
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94 uint16_t default_record_align) |
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95 { |
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96 struct mail_index_registered_ext rext; |
6679 | 97 uint32_t ext_id; |
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98 |
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99 if (*name == '\0' || strcmp(name, str_sanitize(name, -1)) != 0) |
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100 i_panic("mail_index_ext_register(%s): Invalid name", name); |
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101 |
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102 if ((default_record_size == 0 && default_hdr_size == 0) || |
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103 (default_record_size != 0 && default_record_align == 0)) { |
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104 i_panic("mail_index_ext_register(%s): " |
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105 "Invalid record parameters", name); |
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106 } |
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107 |
6679 | 108 if (mail_index_ext_lookup(index, name, &ext_id)) |
109 return ext_id; | |
2116 | 110 |
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111 memset(&rext, 0, sizeof(rext)); |
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112 rext.name = p_strdup(index->extension_pool, name); |
6679 | 113 rext.index_idx = array_count(&index->extensions); |
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114 rext.hdr_size = default_hdr_size; |
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115 rext.record_size = default_record_size; |
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116 rext.record_align = default_record_align; |
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117 |
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118 array_append(&index->extensions, &rext, 1); |
6679 | 119 return rext.index_idx; |
120 } | |
121 | |
122 bool mail_index_ext_lookup(struct mail_index *index, const char *name, | |
123 uint32_t *ext_id_r) | |
124 { | |
125 const struct mail_index_registered_ext *extensions; | |
126 unsigned int i, count; | |
127 | |
128 extensions = array_get(&index->extensions, &count); | |
129 for (i = 0; i < count; i++) { | |
130 if (strcmp(extensions[i].name, name) == 0) { | |
131 *ext_id_r = i; | |
132 return TRUE; | |
133 } | |
134 } | |
135 | |
136 *ext_id_r = (uint32_t)-1; | |
137 return FALSE; | |
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138 } |
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139 |
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140 void mail_index_register_expunge_handler(struct mail_index *index, |
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141 uint32_t ext_id, bool call_always, |
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142 mail_index_expunge_handler_t *cb, |
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143 void *context) |
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144 { |
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145 struct mail_index_registered_ext *rext; |
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146 |
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147 rext = array_idx_modifiable(&index->extensions, ext_id); |
4616 | 148 i_assert(rext->expunge_handler == NULL || rext->expunge_handler == cb); |
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149 |
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150 rext->expunge_handler = cb; |
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151 rext->expunge_context = context; |
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152 rext->expunge_handler_call_always = call_always; |
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153 } |
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154 |
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155 void mail_index_unregister_expunge_handler(struct mail_index *index, |
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156 uint32_t ext_id) |
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157 { |
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158 struct mail_index_registered_ext *rext; |
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159 |
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160 rext = array_idx_modifiable(&index->extensions, ext_id); |
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161 i_assert(rext->expunge_handler != NULL); |
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162 |
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163 rext->expunge_handler = NULL; |
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164 } |
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165 |
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166 void mail_index_register_sync_handler(struct mail_index *index, uint32_t ext_id, |
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167 mail_index_sync_handler_t *cb, |
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168 enum mail_index_sync_handler_type type) |
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169 { |
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170 struct mail_index_registered_ext *rext; |
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171 |
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172 rext = array_idx_modifiable(&index->extensions, ext_id); |
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173 i_assert(rext->sync_handler.callback == NULL); |
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174 |
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175 rext->sync_handler.callback = cb; |
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176 rext->sync_handler.type = type; |
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177 } |
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178 |
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179 void mail_index_unregister_sync_handler(struct mail_index *index, |
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180 uint32_t ext_id) |
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181 { |
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182 struct mail_index_registered_ext *rext; |
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183 |
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184 rext = array_idx_modifiable(&index->extensions, ext_id); |
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185 i_assert(rext->sync_handler.callback != NULL); |
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186 |
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187 rext->sync_handler.callback = NULL; |
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188 rext->sync_handler.type = 0; |
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189 } |
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190 |
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191 void mail_index_register_sync_lost_handler(struct mail_index *index, |
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192 mail_index_sync_lost_handler_t *cb) |
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193 { |
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194 array_append(&index->sync_lost_handlers, &cb, 1); |
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195 } |
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196 |
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197 void mail_index_unregister_sync_lost_handler(struct mail_index *index, |
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198 mail_index_sync_lost_handler_t *cb) |
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199 { |
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200 mail_index_sync_lost_handler_t *const *handlers; |
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201 unsigned int i, count; |
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202 |
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203 handlers = array_get(&index->sync_lost_handlers, &count); |
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204 for (i = 0; i < count; i++) { |
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205 if (handlers[i] == cb) { |
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206 array_delete(&index->sync_lost_handlers, i, 1); |
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207 break; |
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208 } |
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209 } |
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210 } |
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211 |
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212 bool mail_index_keyword_lookup(struct mail_index *index, |
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213 const char *keyword, unsigned int *idx_r) |
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214 { |
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215 void *value; |
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216 |
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217 /* keywords_hash keeps a name => index mapping of keywords. |
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218 Keywords are never removed from it, so the index values are valid |
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219 for the lifetime of the mail_index. */ |
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220 if (hash_lookup_full(index->keywords_hash, keyword, NULL, &value)) { |
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221 *idx_r = POINTER_CAST_TO(value, unsigned int); |
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222 return TRUE; |
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223 } |
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224 |
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225 *idx_r = (unsigned int)-1; |
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226 return FALSE; |
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227 } |
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228 |
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229 void mail_index_keyword_lookup_or_create(struct mail_index *index, |
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230 const char *keyword, |
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231 unsigned int *idx_r) |
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232 { |
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233 char *keyword_dup; |
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234 |
6350
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235 i_assert(*keyword != '\0'); |
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236 |
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237 if (mail_index_keyword_lookup(index, keyword, idx_r)) |
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238 return; |
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239 |
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240 keyword = keyword_dup = p_strdup(index->keywords_pool, keyword); |
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241 *idx_r = array_count(&index->keywords); |
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242 |
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243 hash_insert(index->keywords_hash, keyword_dup, POINTER_CAST(*idx_r)); |
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244 array_append(&index->keywords, &keyword, 1); |
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245 } |
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246 |
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247 const ARRAY_TYPE(keywords) *mail_index_get_keywords(struct mail_index *index) |
3016
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248 { |
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249 return &index->keywords; |
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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250 } |
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251 |
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252 int mail_index_try_open_only(struct mail_index *index) |
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253 { |
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254 i_assert(index->fd == -1); |
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255 i_assert(!MAIL_INDEX_IS_IN_MEMORY(index)); |
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256 |
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257 /* Note that our caller must close index->fd by itself. */ |
6686
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258 if (index->readonly) |
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259 errno = EACCES; |
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260 else { |
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261 index->fd = nfs_safe_open(index->filepath, O_RDWR); |
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262 index->readonly = FALSE; |
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263 } |
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264 |
4023
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265 if (index->fd == -1 && errno == EACCES) { |
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266 index->fd = open(index->filepath, O_RDONLY); |
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267 index->readonly = TRUE; |
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268 } |
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269 |
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270 if (index->fd == -1) { |
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271 if (errno != ENOENT) |
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272 return mail_index_set_syscall_error(index, "open()"); |
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273 |
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274 /* have to create it */ |
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275 return 0; |
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276 } |
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277 return 1; |
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278 } |
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279 |
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280 static int |
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281 mail_index_try_open(struct mail_index *index) |
2063
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282 { |
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283 int ret; |
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284 |
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285 i_assert(index->fd == -1); |
2063
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286 |
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287 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
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288 return 0; |
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289 |
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Created a new struct mail_index_record_map which can be shared by multiple
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290 i_assert(index->map == NULL || index->map->rec_map->lock_id == 0); |
5854 | 291 ret = mail_index_map(index, MAIL_INDEX_SYNC_HANDLER_HEAD); |
2063
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292 if (ret == 0) { |
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293 /* it's corrupted - recreate it */ |
5820
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294 if (index->fd != -1) { |
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295 if (close(index->fd) < 0) |
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296 mail_index_set_syscall_error(index, "close()"); |
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297 index->fd = -1; |
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298 } |
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299 } |
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300 return ret; |
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301 } |
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302 |
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303 int mail_index_create_tmp_file(struct mail_index *index, const char **path_r) |
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304 { |
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305 mode_t old_mask; |
1915
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306 const char *path; |
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307 int fd; |
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308 |
3243
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309 i_assert(!MAIL_INDEX_IS_IN_MEMORY(index)); |
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310 |
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311 path = *path_r = t_strconcat(index->filepath, ".tmp", NULL); |
2879
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312 old_mask = umask(0); |
1915
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313 fd = open(path, O_RDWR|O_CREAT|O_TRUNC, index->mode); |
2879
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314 umask(old_mask); |
1915
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315 if (fd == -1) |
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316 return mail_index_file_set_syscall_error(index, path, "open()"); |
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317 |
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318 if (index->gid != (gid_t)-1 && fchown(fd, (uid_t)-1, index->gid) < 0) { |
1915
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319 mail_index_file_set_syscall_error(index, path, "fchown()"); |
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320 return -1; |
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321 } |
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|
322 |
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323 return fd; |
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|
324 } |
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325 |
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|
326 static int mail_index_open_files(struct mail_index *index, |
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|
327 enum mail_index_open_flags flags) |
1915
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|
328 { |
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|
329 int ret; |
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330 bool created = FALSE; |
3582
bfa542369fdc
When creating a new index file, mark its log offsets so that the possibly
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331 |
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332 ret = mail_transaction_log_open(index->log); |
1915
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333 if (ret == 0) { |
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334 if ((flags & MAIL_INDEX_OPEN_FLAG_CREATE) == 0) |
6375
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335 return 0; |
1915
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336 |
5819 | 337 /* if dovecot.index exists, read it first so that we can get |
338 the correct indexid and log sequence */ | |
339 (void)mail_index_try_open(index); | |
340 | |
341 if (index->indexid == 0) { | |
6359
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Fixed opening indexes to memory.
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diff
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342 /* Create a new indexid for us. If we're opening index |
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343 into memory, index->map doesn't exist yet. */ |
5819 | 344 index->indexid = ioloop_time; |
6359
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345 if (index->map != NULL) |
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|
346 index->map->hdr.indexid = index->indexid; |
5819 | 347 } |
348 | |
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349 ret = mail_transaction_log_create(index->log); |
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|
350 created = TRUE; |
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351 } |
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changeset
|
352 if (ret >= 0) { |
5819 | 353 ret = index->map != NULL ? 0 : mail_index_try_open(index); |
5689
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354 if (ret == 0) { |
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diff
changeset
|
355 /* doesn't exist / corrupted */ |
6322
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diff
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|
356 mail_transaction_log_close(index->log); |
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Handle opening corrupted index files better.
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357 ret = mail_transaction_log_create(index->log); |
6359
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|
358 if (ret == 0) { |
c54c07f30a97
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diff
changeset
|
359 if (index->map != NULL) |
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diff
changeset
|
360 mail_index_unmap(&index->map); |
6322
8d9a156ec94e
Handle opening corrupted index files better.
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diff
changeset
|
361 index->map = mail_index_map_alloc(index); |
6359
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|
362 } |
2170 | 363 } |
1915
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364 } |
5689
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365 if (ret < 0) { |
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366 /* open/create failed, fallback to in-memory indexes */ |
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367 if ((flags & MAIL_INDEX_OPEN_FLAG_CREATE) == 0) |
6375
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368 return -1; |
3243
40b4ba3c55b8
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369 |
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370 if (mail_index_move_to_memory(index) < 0) |
6375
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371 return -1; |
2200
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
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parents:
2193
diff
changeset
|
372 } |
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
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parents:
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diff
changeset
|
373 |
3129
1ea614abead3
Don't complain about cache indexid changing when recreating index.
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parents:
3105
diff
changeset
|
374 index->cache = created ? mail_cache_create(index) : |
1ea614abead3
Don't complain about cache indexid changing when recreating index.
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parents:
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diff
changeset
|
375 mail_cache_open_or_create(index); |
6375
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376 return 1; |
1915
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|
377 } |
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parents:
diff
changeset
|
378 |
2723
12b503fbb8af
Replaced fcntl_locks_disable with lock_method, so it's now possible to use
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379 int mail_index_open(struct mail_index *index, enum mail_index_open_flags flags, |
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|
380 enum file_lock_method lock_method) |
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381 { |
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382 int ret; |
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|
383 |
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Make sure index is reopened if it's marked corrupted.
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diff
changeset
|
384 if (index->opened) { |
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002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
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385 if (index->map != NULL && |
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Removed index->hdr. Use index->map->hdr instead.
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|
386 (index->map->hdr.flags & |
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
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diff
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|
387 MAIL_INDEX_HDR_FLAG_CORRUPTED) != 0) { |
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|
388 /* corrupted, reopen files */ |
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|
389 mail_index_close(index); |
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Make sure index is reopened if it's marked corrupted.
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|
390 } else { |
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Initial commit for major index file code cleanup.
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|
391 i_assert(index->map != NULL); |
4067
96ae9c096bde
mail_index_open(): If index is already open, return 1 instead of 0 so the
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|
392 return 1; |
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|
393 } |
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Make sure index is reopened if it's marked corrupted.
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|
394 } |
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importing new index code. mbox still broken.
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diff
changeset
|
395 |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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diff
changeset
|
396 index->filepath = MAIL_INDEX_IS_IN_MEMORY(index) ? |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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parents:
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diff
changeset
|
397 i_strdup("(in-memory index)") : |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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diff
changeset
|
398 i_strconcat(index->dir, "/", index->prefix, NULL); |
1967 | 399 |
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|
400 index->shared_lock_count = 0; |
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|
401 index->excl_lock_count = 0; |
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|
402 index->lock_type = F_UNLCK; |
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|
403 index->lock_id_counter = 2; |
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parents:
diff
changeset
|
404 |
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|
405 index->readonly = FALSE; |
fc2f5607108d
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|
406 index->nodiskspace = FALSE; |
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|
407 index->index_lock_timeout = FALSE; |
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|
408 index->log_locked = FALSE; |
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|
409 index->mmap_disable = (flags & MAIL_INDEX_OPEN_FLAG_MMAP_DISABLE) != 0; |
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|
410 index->use_excl_dotlocks = |
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|
411 (flags & MAIL_INDEX_OPEN_FLAG_DOTLOCK_USE_EXCL) != 0; |
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changeset
|
412 index->fsync_disable = |
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diff
changeset
|
413 (flags & MAIL_INDEX_OPEN_FLAG_FSYNC_DISABLE) != 0; |
fc2f5607108d
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diff
changeset
|
414 index->nfs_flush = (flags & MAIL_INDEX_OPEN_FLAG_NFS_FLUSH) != 0; |
6686
610f3d9813b5
Added MAIL_INDEX_OPEN_FLAG_READONLY.
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parents:
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diff
changeset
|
415 index->readonly = (flags & MAIL_INDEX_OPEN_FLAG_READONLY) != 0; |
6375
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changeset
|
416 index->lock_method = lock_method; |
1915
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changeset
|
417 |
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|
418 if (index->nfs_flush && index->fsync_disable) |
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changeset
|
419 i_fatal("nfs flush requires fsync_disable=no"); |
fc2f5607108d
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changeset
|
420 if (index->nfs_flush && !index->mmap_disable) |
fc2f5607108d
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|
421 i_fatal("nfs flush requires mmap_disable=yes"); |
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|
422 |
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changeset
|
423 if ((ret = mail_index_open_files(index, flags)) <= 0) { |
fc2f5607108d
fsck the index while it's being mapped.
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parents:
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diff
changeset
|
424 /* doesn't exist and create flag not used */ |
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fsck the index while it's being mapped.
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parents:
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changeset
|
425 mail_index_close(index); |
fc2f5607108d
fsck the index while it's being mapped.
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|
426 return ret; |
3824
3e756ea0474b
Comment updates, small cleanups and optimizations.
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parents:
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diff
changeset
|
427 } |
1915
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changeset
|
428 |
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changeset
|
429 i_assert(index->map != NULL); |
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changeset
|
430 index->opened = TRUE; |
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|
431 return 1; |
1915
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diff
changeset
|
432 } |
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parents:
diff
changeset
|
433 |
6390
ff48b008150f
Fix ESTALE handling when reading main index.
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parents:
6384
diff
changeset
|
434 void mail_index_close_file(struct mail_index *index) |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
435 { |
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f1d77064884c
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parents:
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diff
changeset
|
436 if (index->file_lock != NULL) |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
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parents:
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diff
changeset
|
437 file_lock_free(&index->file_lock); |
2200
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
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parents:
2193
diff
changeset
|
438 |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
439 if (index->fd != -1) { |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
440 if (close(index->fd) < 0) |
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
441 mail_index_set_syscall_error(index, "close()"); |
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
442 index->fd = -1; |
79790750c349
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parents:
diff
changeset
|
443 } |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
444 |
5854 | 445 index->lock_id_counter += 2; |
6372
f33ea6ff46ea
Drop also exclusive locks when closing index files (there shouldn't be any
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parents:
6371
diff
changeset
|
446 index->lock_type = F_UNLCK; |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
447 index->shared_lock_count = 0; |
6372
f33ea6ff46ea
Drop also exclusive locks when closing index files (there shouldn't be any
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parents:
6371
diff
changeset
|
448 index->excl_lock_count = 0; |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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diff
changeset
|
449 } |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
450 |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
451 void mail_index_close(struct mail_index *index) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
452 { |
5827 | 453 if (index->map != NULL) |
5853
d9f319a9d6e0
mail_index_map now contains pointer to index, so all functions taking map
Timo Sirainen <tss@iki.fi>
parents:
5827
diff
changeset
|
454 mail_index_unmap(&index->map); |
5827 | 455 |
456 mail_index_close_file(index); | |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
457 mail_transaction_log_close(index->log); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
458 if (index->cache != NULL) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
459 mail_cache_free(&index->cache); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
460 |
3879
928229f8b3e6
deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents:
3863
diff
changeset
|
461 i_free_and_null(index->filepath); |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
462 |
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
463 index->indexid = 0; |
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
464 index->opened = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
465 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
466 |
5689
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Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
467 int mail_index_reopen_if_changed(struct mail_index *index) |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
468 { |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
469 struct stat st1, st2; |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
470 |
6829
dbab5e592577
NFS cache flushing APIs changed and backend implements it a bit differently.
Timo Sirainen <tss@iki.fi>
parents:
6819
diff
changeset
|
471 i_assert(index->shared_lock_count == 0 || !index->nfs_flush); |
5689
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Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
472 i_assert(index->excl_lock_count == 0); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
473 |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
474 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
475 return 0; |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
476 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
477 if (index->fd == -1) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
478 return mail_index_try_open_only(index); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
479 |
6797
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
480 if (index->nfs_flush) |
6857 | 481 nfs_flush_file_handle_cache(index->filepath); |
6797
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
Timo Sirainen <tss@iki.fi>
parents:
6755
diff
changeset
|
482 if (nfs_safe_stat(index->filepath, &st2) < 0) { |
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
483 if (errno == ENOENT) |
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
484 return 0; |
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
485 return mail_index_set_syscall_error(index, "stat()"); |
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
486 } |
a59deefc552f
NFS attribute cache flushing fixes. nfs_flush_attr_cache() takes now
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parents:
6755
diff
changeset
|
487 |
4023
b19ccbaa3802
Try to handle ESTALE NFS errors the best way we can.
Timo Sirainen <timo.sirainen@movial.fi>
parents:
3912
diff
changeset
|
488 if (fstat(index->fd, &st1) < 0) { |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
489 if (errno != ESTALE) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
490 return mail_index_set_syscall_error(index, "fstat()"); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
491 /* deleted/recreated, reopen */ |
6829
dbab5e592577
NFS cache flushing APIs changed and backend implements it a bit differently.
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parents:
6819
diff
changeset
|
492 } else if (st1.st_ino == st2.st_ino && |
dbab5e592577
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parents:
6819
diff
changeset
|
493 CMP_DEV_T(st1.st_dev, st2.st_dev)) { |
5689
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Initial commit for major index file code cleanup.
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diff
changeset
|
494 /* the same file */ |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
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diff
changeset
|
495 return 1; |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
496 } |
5689
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Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
497 |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
498 /* new file, new locks. the old fd can keep its locks, they don't |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
499 matter anymore as no-one's going to modify the file. */ |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
500 mail_index_close_file(index); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
501 |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
502 return mail_index_try_open_only(index); |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
503 } |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
504 |
2936
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
505 int mail_index_refresh(struct mail_index *index) |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
506 { |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
507 int ret; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
508 |
5854 | 509 ret = mail_index_map(index, MAIL_INDEX_SYNC_HANDLER_HEAD); |
2936
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
510 return ret <= 0 ? -1 : 0; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
511 } |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
512 |
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
513 struct mail_cache *mail_index_get_cache(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
514 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
515 return index->cache; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
516 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
517 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
518 int mail_index_set_error(struct mail_index *index, const char *fmt, ...) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
519 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
520 va_list va; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
521 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
522 i_free(index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
523 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
524 if (fmt == NULL) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
525 index->error = NULL; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
526 else { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
527 va_start(va, fmt); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
528 index->error = i_strdup_vprintf(fmt, va); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
529 va_end(va); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
530 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
531 i_error("%s", index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
532 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
533 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
534 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
535 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
536 |
3833
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
537 int mail_index_move_to_memory(struct mail_index *index) |
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
538 { |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
539 struct mail_index_map *map; |
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
540 |
4394
0462137fa4ce
mail_index_move_to_memory(): Don't break if the index is already in memory.
Timo Sirainen <tss@iki.fi>
parents:
4312
diff
changeset
|
541 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
5430
c8bb83980ff7
If mail_index_move_to_memory() fails, make sure the future calls to it also
Timo Sirainen <tss@iki.fi>
parents:
5323
diff
changeset
|
542 return index->map == NULL ? -1 : 0; |
4394
0462137fa4ce
mail_index_move_to_memory(): Don't break if the index is already in memory.
Timo Sirainen <tss@iki.fi>
parents:
4312
diff
changeset
|
543 |
4919
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
544 /* set the index as being into memory */ |
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
545 i_free_and_null(index->dir); |
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
546 |
5274
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
547 i_free(index->filepath); |
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
548 index->filepath = i_strdup("(in-memory index)"); |
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
549 |
3912
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
550 if (index->map == NULL) { |
5224 | 551 /* index was never even opened. just mark it as being in |
3912
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
552 memory and let the caller re-open the index. */ |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
553 i_assert(index->fd == -1); |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
554 return -1; |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
555 } |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
556 |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
557 /* move index map to memory */ |
5278
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
558 if (!MAIL_INDEX_MAP_IS_IN_MEMORY(index->map)) { |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
559 map = mail_index_map_clone(index->map); |
5853
d9f319a9d6e0
mail_index_map now contains pointer to index, so all functions taking map
Timo Sirainen <tss@iki.fi>
parents:
5827
diff
changeset
|
560 mail_index_unmap(&index->map); |
5278
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
561 index->map = map; |
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
562 } |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
563 |
4053
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
564 if (index->log != NULL) { |
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
565 /* move transaction log to memory */ |
5714
dcf5dbb6a76a
mail_transaction_log_move_to_memory() can't fail anymore. Moved the code to
Timo Sirainen <tss@iki.fi>
parents:
5689
diff
changeset
|
566 mail_transaction_log_move_to_memory(index->log); |
4053
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
567 } |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
568 |
4876
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
569 if (index->file_lock != NULL) |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
570 file_lock_free(&index->file_lock); |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
571 |
6022
8da2881df0dc
mail_index_move_to_memory(): Don't log an error if index fd is already closed
Timo Sirainen <tss@iki.fi>
parents:
5976
diff
changeset
|
572 if (index->fd != -1) { |
8da2881df0dc
mail_index_move_to_memory(): Don't log an error if index fd is already closed
Timo Sirainen <tss@iki.fi>
parents:
5976
diff
changeset
|
573 if (close(index->fd) < 0) |
8da2881df0dc
mail_index_move_to_memory(): Don't log an error if index fd is already closed
Timo Sirainen <tss@iki.fi>
parents:
5976
diff
changeset
|
574 mail_index_set_syscall_error(index, "close()"); |
8da2881df0dc
mail_index_move_to_memory(): Don't log an error if index fd is already closed
Timo Sirainen <tss@iki.fi>
parents:
5976
diff
changeset
|
575 index->fd = -1; |
8da2881df0dc
mail_index_move_to_memory(): Don't log an error if index fd is already closed
Timo Sirainen <tss@iki.fi>
parents:
5976
diff
changeset
|
576 } |
5714
dcf5dbb6a76a
mail_transaction_log_move_to_memory() can't fail anymore. Moved the code to
Timo Sirainen <tss@iki.fi>
parents:
5689
diff
changeset
|
577 return 0; |
3833
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
578 } |
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
579 |
1945 | 580 void mail_index_mark_corrupted(struct mail_index *index) |
1943 | 581 { |
5820
e59892590a02
Handle losing index file better. Handle fsck better.
Timo Sirainen <tss@iki.fi>
parents:
5819
diff
changeset
|
582 index->indexid = 0; |
1945 | 583 |
5772
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
Timo Sirainen <tss@iki.fi>
parents:
5714
diff
changeset
|
584 index->map->hdr.flags |= MAIL_INDEX_HDR_FLAG_CORRUPTED; |
5775
98d5e3bd4d13
Handle corruption marking by unlinking dovecot.index file. Removed
Timo Sirainen <tss@iki.fi>
parents:
5773
diff
changeset
|
585 if (unlink(index->filepath) < 0 && errno != ENOENT && errno != ESTALE) |
98d5e3bd4d13
Handle corruption marking by unlinking dovecot.index file. Removed
Timo Sirainen <tss@iki.fi>
parents:
5773
diff
changeset
|
586 mail_index_set_syscall_error(index, "unlink()"); |
1943 | 587 } |
588 | |
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
589 int mail_index_set_syscall_error(struct mail_index *index, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
590 const char *function) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
591 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
592 i_assert(function != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
593 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
594 if (ENOSPACE(errno)) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
595 index->nodiskspace = TRUE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
596 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
597 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
598 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
599 return mail_index_set_error(index, "%s failed with index file %s: %m", |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
600 function, index->filepath); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
601 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
602 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
603 int mail_index_file_set_syscall_error(struct mail_index *index, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
604 const char *filepath, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
605 const char *function) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
606 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
607 i_assert(filepath != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
608 i_assert(function != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
609 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
610 if (ENOSPACE(errno)) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
611 index->nodiskspace = TRUE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
612 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
613 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
614 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
615 return mail_index_set_error(index, "%s failed with file %s: %m", |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
616 function, filepath); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
617 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
618 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
619 const char *mail_index_get_error_message(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
620 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
621 return index->error; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
622 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
623 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
624 void mail_index_reset_error(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
625 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
626 if (index->error != NULL) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
627 i_free(index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
628 index->error = NULL; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
629 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
630 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
631 index->nodiskspace = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
632 index->index_lock_timeout = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
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633 } |
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634 |
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635 #ifdef WORDS_BIGENDIAN |
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636 /* FIXME: Unfortunately these functions were originally written to use |
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637 endian-specific code and we can't avoid that without breaking backwards |
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638 compatibility. When we do break it, just select one of these. */ |
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639 uint32_t mail_index_uint32_to_offset(uint32_t offset) |
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640 { |
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641 i_assert(offset < 0x40000000); |
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642 i_assert((offset & 3) == 0); |
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643 |
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644 offset >>= 2; |
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645 return 0x00000080 | ((offset & 0x0000007f)) | |
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646 0x00008000 | ((offset & 0x00003f80) >> 7 << 8) | |
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647 0x00800000 | ((offset & 0x001fc000) >> 14 << 16) | |
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648 0x80000000 | ((offset & 0x0fe00000) >> 21 << 24); |
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649 } |
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650 |
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651 uint32_t mail_index_offset_to_uint32(uint32_t offset) |
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652 { |
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653 if ((offset & 0x80808080) != 0x80808080) |
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654 return 0; |
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655 |
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656 return (((offset & 0x0000007f)) | |
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657 ((offset & 0x00007f00) >> 8 << 7) | |
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658 ((offset & 0x007f0000) >> 16 << 14) | |
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659 ((offset & 0x7f000000) >> 24 << 21)) << 2; |
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660 } |
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661 #else |
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662 uint32_t mail_index_uint32_to_offset(uint32_t offset) |
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663 { |
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664 i_assert(offset < 0x40000000); |
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665 i_assert((offset & 3) == 0); |
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666 |
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667 offset >>= 2; |
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668 return 0x80000000 | ((offset & 0x0000007f) << 24) | |
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669 0x00800000 | ((offset & 0x00003f80) >> 7 << 16) | |
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670 0x00008000 | ((offset & 0x001fc000) >> 14 << 8) | |
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671 0x00000080 | ((offset & 0x0fe00000) >> 21); |
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672 } |
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673 |
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674 uint32_t mail_index_offset_to_uint32(uint32_t offset) |
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675 { |
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676 if ((offset & 0x80808080) != 0x80808080) |
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677 return 0; |
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678 |
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679 return (((offset & 0x0000007f) << 21) | |
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680 ((offset & 0x00007f00) >> 8 << 14) | |
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681 ((offset & 0x007f0000) >> 16 << 7) | |
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682 ((offset & 0x7f000000) >> 24)) << 2; |
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683 } |
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684 #endif |