Mercurial > dovecot > original-hg > dovecot-1.2
annotate src/lib-storage/mail-storage.c @ 903:fd8888f6f037 HEAD
Naming style changes, finally got tired of most of the typedefs. Also the
previous enum -> macro change reverted so that we don't use the highest bit
anymore, that's incompatible with old indexes so they will be rebuilt.
| author | Timo Sirainen <tss@iki.fi> |
|---|---|
| date | Sun, 05 Jan 2003 15:09:51 +0200 |
| parents | 39e0b536e708 |
| children | 340dea0150bf |
| rev | line source |
|---|---|
| 0 | 1 /* Copyright (C) 2002 Timo Sirainen */ |
| 2 | |
| 3 #include "lib.h" | |
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4 #include "ioloop.h" |
| 0 | 5 #include "mail-storage.h" |
| 6 | |
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7 #include <time.h> |
| 0 | 8 #include <ctype.h> |
| 9 | |
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10 /* Message to show to users when critical error occurs */ |
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11 #define CRITICAL_MSG "Internal error [%Y-%m-%d %H:%M:%S]" |
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12 |
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13 struct mail_storage_list { |
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14 struct mail_storage_list *next; |
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15 struct mail_storage *storage; |
| 0 | 16 }; |
| 17 | |
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18 static struct mail_storage_list *storages = NULL; |
| 0 | 19 |
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20 void mail_storage_class_register(struct mail_storage *storage_class) |
| 0 | 21 { |
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22 struct mail_storage_list *list, **pos; |
| 0 | 23 |
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24 list = i_new(struct mail_storage_list, 1); |
| 0 | 25 list->storage = storage_class; |
| 26 | |
| 27 /* append it after the list, so the autodetection order is correct */ | |
| 28 pos = &storages; | |
| 29 while (*pos != NULL) | |
| 30 pos = &(*pos)->next; | |
| 31 *pos = list; | |
| 32 } | |
| 33 | |
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34 void mail_storage_class_unregister(struct mail_storage *storage_class) |
| 0 | 35 { |
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36 struct mail_storage_list **list, *next; |
| 0 | 37 |
| 38 for (list = &storages; *list != NULL; list = &(*list)->next) { | |
| 39 if ((*list)->storage == storage_class) { | |
| 40 next = (*list)->next; | |
| 41 | |
| 42 (*list)->storage->free((*list)->storage); | |
| 43 i_free(*list); | |
| 44 | |
| 45 *list = next; | |
| 46 } | |
| 47 } | |
| 48 } | |
| 49 | |
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50 struct mail_storage *mail_storage_create(const char *name, const char *data, |
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51 const char *user) |
| 0 | 52 { |
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53 struct mail_storage_list *list; |
| 0 | 54 |
| 55 i_assert(name != NULL); | |
| 56 | |
| 57 for (list = storages; list != NULL; list = list->next) { | |
| 58 if (strcasecmp(list->storage->name, name) == 0) | |
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59 return list->storage->create(data, user); |
| 0 | 60 } |
| 61 | |
| 62 return NULL; | |
| 63 } | |
| 64 | |
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65 struct mail_storage *mail_storage_create_default(const char *user) |
| 0 | 66 { |
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67 struct mail_storage_list *list; |
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68 struct mail_storage *storage; |
| 0 | 69 |
| 70 for (list = storages; list != NULL; list = list->next) { | |
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71 storage = list->storage->create(NULL, user); |
| 0 | 72 if (storage != NULL) |
| 73 return storage; | |
| 74 } | |
| 75 | |
| 76 return NULL; | |
| 77 } | |
| 78 | |
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79 static struct mail_storage *mail_storage_autodetect(const char *data) |
| 0 | 80 { |
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81 struct mail_storage_list *list; |
| 0 | 82 |
| 83 for (list = storages; list != NULL; list = list->next) { | |
| 84 if (list->storage->autodetect(data)) | |
| 85 return list->storage; | |
| 86 } | |
| 87 | |
| 88 return NULL; | |
| 89 } | |
| 90 | |
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91 struct mail_storage *mail_storage_create_with_data(const char *data, |
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92 const char *user) |
| 0 | 93 { |
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94 struct mail_storage *storage; |
| 0 | 95 const char *p, *name; |
| 96 | |
| 97 if (data == NULL || *data == '\0') | |
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98 return mail_storage_create_default(user); |
| 0 | 99 |
| 100 /* check if we're in the form of mailformat:data | |
| 101 (eg. maildir:Maildir) */ | |
| 102 p = data; | |
| 103 while (i_isalnum(*p)) p++; | |
| 104 | |
| 105 if (*p == ':') { | |
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106 name = t_strdup_until(data, p); |
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107 storage = mail_storage_create(name, p+1, user); |
| 0 | 108 } else { |
| 109 storage = mail_storage_autodetect(data); | |
| 110 if (storage != NULL) | |
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111 storage = storage->create(data, user); |
| 0 | 112 } |
| 113 | |
| 114 return storage; | |
| 115 } | |
| 116 | |
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117 void mail_storage_destroy(struct mail_storage *storage) |
| 0 | 118 { |
| 119 i_assert(storage != NULL); | |
| 120 | |
| 121 i_free(storage->dir); | |
| 122 i_free(storage); | |
| 123 } | |
| 124 | |
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125 void mail_storage_clear_error(struct mail_storage *storage) |
| 0 | 126 { |
| 127 i_free(storage->error); | |
| 128 storage->error = NULL; | |
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129 |
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130 storage->syntax_error = FALSE; |
| 0 | 131 } |
| 132 | |
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133 void mail_storage_set_error(struct mail_storage *storage, const char *fmt, ...) |
| 0 | 134 { |
| 135 va_list va; | |
| 136 | |
| 137 i_free(storage->error); | |
| 138 | |
| 139 if (fmt == NULL) | |
| 140 storage->error = NULL; | |
| 141 else { | |
| 142 va_start(va, fmt); | |
| 143 storage->error = i_strdup_vprintf(fmt, va); | |
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144 storage->syntax_error = FALSE; |
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145 va_end(va); |
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146 } |
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147 } |
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148 |
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149 void mail_storage_set_syntax_error(struct mail_storage *storage, |
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150 const char *fmt, ...) |
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151 { |
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152 va_list va; |
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153 |
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154 i_free(storage->error); |
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155 |
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156 if (fmt == NULL) |
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157 storage->error = NULL; |
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158 else { |
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159 va_start(va, fmt); |
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160 storage->error = i_strdup_vprintf(fmt, va); |
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161 storage->syntax_error = TRUE; |
| 0 | 162 va_end(va); |
| 163 } | |
| 164 } | |
| 165 | |
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166 void mail_storage_set_internal_error(struct mail_storage *storage) |
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167 { |
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168 struct tm *tm; |
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169 char str[256]; |
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170 |
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171 tm = localtime(&ioloop_time); |
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172 |
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173 storage->error = strftime(str, sizeof(str), CRITICAL_MSG, tm) > 0 ? |
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174 i_strdup(str) : i_strdup("Internal error"); |
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175 storage->syntax_error = FALSE; |
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176 } |
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177 |
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178 void mail_storage_set_critical(struct mail_storage *storage, |
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179 const char *fmt, ...) |
| 0 | 180 { |
| 181 va_list va; | |
| 182 | |
| 183 i_free(storage->error); | |
| 184 if (fmt == NULL) | |
| 185 storage->error = NULL; | |
| 186 else { | |
| 187 va_start(va, fmt); | |
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188 i_error("%s", t_strdup_vprintf(fmt, va)); |
| 0 | 189 va_end(va); |
| 190 | |
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191 /* critical errors may contain sensitive data, so let user |
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192 see only "Internal error" with a timestamp to make it |
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193 easier to look from log files the actual error message. */ |
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194 mail_storage_set_internal_error(storage); |
| 0 | 195 } |
| 196 } | |
| 197 | |
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198 const char *mail_storage_get_last_error(struct mail_storage *storage, |
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199 int *syntax) |
| 0 | 200 { |
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201 if (syntax != NULL) |
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202 *syntax = storage->syntax_error; |
| 0 | 203 return storage->error; |
| 204 } | |
| 205 | |
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206 int mail_storage_is_inconsistency_error(struct mailbox *box) |
| 0 | 207 { |
| 208 return box->inconsistent; | |
| 209 } |