Mercurial > dovecot > core-2.2
annotate src/lib-imap-storage/imap-msgpart.c @ 14686:9ff19c1d5f69
Added array_append_zero() to write a zero-filled record to an array.
Replaced (void)array_append_space() calls with it.
author | Timo Sirainen <tss@iki.fi> |
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date | Mon, 25 Jun 2012 02:38:29 +0300 |
parents | c93ca5e46a8a |
children | 2ab4aa784474 |
rev | line source |
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1 /* Copyright (c) 2012 Dovecot authors, see the included COPYING file */ |
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2 |
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3 #include "lib.h" |
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4 #include "array.h" |
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5 #include "istream.h" |
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6 #include "istream-crlf.h" |
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7 #include "istream-nonuls.h" |
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8 #include "istream-header-filter.h" |
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9 #include "message-parser.h" |
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10 #include "mail-storage-private.h" |
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11 #include "mail-namespace.h" |
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12 #include "imap-parser.h" |
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13 #include "imap-msgpart.h" |
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14 |
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15 enum fetch_type { |
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16 FETCH_FULL, |
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17 FETCH_MIME, |
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18 FETCH_HEADER, |
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19 FETCH_HEADER_FIELDS, |
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20 FETCH_HEADER_FIELDS_NOT, |
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21 FETCH_BODY |
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22 }; |
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23 |
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24 struct imap_msgpart { |
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25 pool_t pool; |
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26 |
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27 /* "" for root, otherwise e.g. "1.2.3". the .MIME, .HEADER, etc. |
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28 suffix not included */ |
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29 const char *section_number; |
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30 enum fetch_type fetch_type; |
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31 enum mail_fetch_field wanted_fields; |
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32 |
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33 /* HEADER.FIELDS[.NOT] (list of headers) */ |
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34 struct mailbox_header_lookup_ctx *header_ctx; |
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35 const char *const *headers; |
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36 |
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37 /* which part of the message part to fetch (default: 0..(uoff_t)-1) */ |
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38 uoff_t partial_offset, partial_size; |
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39 }; |
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40 |
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41 struct imap_msgpart_open_ctx { |
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42 /* from matching message_part, set after opening: */ |
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43 uoff_t physical_pos; |
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44 struct message_size mime_hdr_size; |
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45 struct message_size mime_body_size; |
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46 }; |
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47 |
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48 static struct imap_msgpart *imap_msgpart_type(enum fetch_type fetch_type) |
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49 { |
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50 struct imap_msgpart *msgpart; |
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51 pool_t pool; |
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52 |
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53 pool = pool_alloconly_create("imap msgpart", sizeof(*msgpart)+32); |
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54 msgpart = p_new(pool, struct imap_msgpart, 1); |
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55 msgpart->pool = pool; |
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56 msgpart->partial_size = (uoff_t)-1; |
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57 msgpart->fetch_type = fetch_type; |
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58 if (fetch_type == FETCH_HEADER || fetch_type == FETCH_FULL) |
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59 msgpart->wanted_fields |= MAIL_FETCH_STREAM_HEADER; |
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60 if (fetch_type == FETCH_BODY || fetch_type == FETCH_FULL) |
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61 msgpart->wanted_fields |= MAIL_FETCH_STREAM_BODY; |
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62 return msgpart; |
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63 } |
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64 |
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65 struct imap_msgpart *imap_msgpart_full(void) |
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66 { |
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67 return imap_msgpart_type(FETCH_FULL); |
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68 } |
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69 |
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70 struct imap_msgpart *imap_msgpart_header(void) |
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71 { |
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72 return imap_msgpart_type(FETCH_HEADER); |
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73 } |
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74 |
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75 struct imap_msgpart *imap_msgpart_body(void) |
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76 { |
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77 return imap_msgpart_type(FETCH_BODY); |
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78 } |
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79 |
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80 static struct message_part * |
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81 imap_msgpart_find(struct message_part *parts, const char *section) |
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82 { |
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83 struct message_part *part = parts; |
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84 const char *path; |
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85 unsigned int num; |
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86 |
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87 path = section; |
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88 while (*path >= '0' && *path <= '9' && part != NULL) { |
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89 /* get part number, we have already verified its validity */ |
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90 num = 0; |
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91 while (*path != '\0' && *path != '.') { |
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92 i_assert(*path >= '0' && *path <= '9'); |
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93 |
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94 num = num*10 + (*path - '0'); |
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95 path++; |
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96 } |
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97 |
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98 if (*path == '.') |
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99 path++; |
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100 |
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101 if ((part->flags & MESSAGE_PART_FLAG_MULTIPART) != 0) { |
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102 /* find the part */ |
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103 part = part->children; |
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104 for (; num > 1 && part != NULL; num--) |
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105 part = part->next; |
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106 } else { |
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107 /* only 1 allowed with non-multipart messages */ |
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108 if (num != 1) |
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109 part = NULL; |
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110 } |
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111 |
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112 if (part != NULL && |
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113 (part->flags & MESSAGE_PART_FLAG_MESSAGE_RFC822) != 0 && |
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114 (*path >= '0' && *path <= '9')) { |
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115 /* if we continue inside the message/rfc822, skip this |
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116 body part */ |
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117 part = part->children; |
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118 } |
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119 } |
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120 i_assert(part == NULL || *path == '\0'); |
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121 return part; |
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122 } |
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123 |
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124 static int |
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125 imap_msgpart_get_header_fields(pool_t pool, const char *header_list, |
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126 ARRAY_TYPE(const_string) *fields) |
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127 { |
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128 struct istream *input; |
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129 struct imap_parser *parser; |
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130 const struct imap_arg *args, *hdr_list; |
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131 unsigned int list_count; |
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132 unsigned int i; |
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133 int result = 0; |
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134 |
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135 input = i_stream_create_from_data(header_list, strlen(header_list)); |
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136 parser = imap_parser_create(input, NULL, (size_t)-1); |
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137 |
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138 if (imap_parser_finish_line(parser, 0, 0, &args) > 0 && |
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139 imap_arg_get_list_full(args, &hdr_list, &list_count) && |
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140 args[1].type == IMAP_ARG_EOL && |
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141 list_count > 0) { |
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142 const char *value; |
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143 |
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144 p_array_init(fields, pool, list_count); |
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145 for (i = 0; i < list_count; i++) { |
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146 if (!imap_arg_get_astring(&hdr_list[i], &value)) { |
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147 result = -1; |
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148 break; |
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149 } |
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150 |
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151 value = p_strdup(pool, t_str_ucase(value)); |
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152 array_append(fields, &value, 1); |
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153 } |
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154 } else { |
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155 result = -1; |
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156 } |
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157 |
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158 /* istream-header-filter requires headers to be sorted */ |
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159 array_sort(fields, i_strcasecmp_p); |
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160 |
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161 imap_parser_unref(&parser); |
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162 i_stream_unref(&input); |
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163 return result; |
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164 } |
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165 |
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166 static int |
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167 imap_msgpart_parse_header_fields(struct mailbox *box, |
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168 struct imap_msgpart *msgpart, |
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169 const char *header_list) |
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170 { |
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171 ARRAY_TYPE(const_string) fields; |
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172 |
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173 /* HEADER.FIELDS (list), HEADER.FIELDS.NOT (list) */ |
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174 if (imap_msgpart_get_header_fields(msgpart->pool, header_list, |
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175 &fields) < 0) |
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176 return -1; |
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177 |
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178 array_append_zero(&fields); |
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179 msgpart->headers = array_idx(&fields, 0); |
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180 msgpart->header_ctx = mailbox_header_lookup_init(box, msgpart->headers); |
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181 return 0; |
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182 } |
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183 |
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184 int imap_msgpart_parse(struct mailbox *box, const char *section, |
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185 struct imap_msgpart **msgpart_r) |
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186 { |
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187 struct imap_msgpart *msgpart; |
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188 pool_t pool; |
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189 unsigned int i; |
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190 bool next_digit; |
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191 int ret; |
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192 |
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193 pool = pool_alloconly_create("imap msgpart", 512); |
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194 msgpart = *msgpart_r = p_new(pool, struct imap_msgpart, 1); |
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195 msgpart->pool = pool; |
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196 msgpart->partial_size = (uoff_t)-1; |
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197 |
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198 /* get the section number */ |
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199 next_digit = TRUE; |
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200 for (i = 0; section[i] != '\0'; i++) { |
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201 if (section[i] >= '0' && section[i] <= '9') { |
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202 next_digit = FALSE; |
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203 } else if (!next_digit && section[i] == '.') { |
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204 next_digit = TRUE; |
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205 } else { |
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206 break; |
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207 } |
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208 } |
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209 if (i == 0) { |
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210 /* [], [HEADER], etc. */ |
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211 msgpart->section_number = ""; |
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212 } else if (section[i] == '\0') { |
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213 /* [1.2.3] */ |
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214 if (i > 0 && section[i-1] == '.') { |
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215 pool_unref(&pool); |
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216 return -1; |
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217 } |
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218 msgpart->section_number = p_strdup(pool, section); |
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219 section = ""; |
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220 } else { |
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221 /* [1.2.3.MIME], [1.2.3.HEADER], etc */ |
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222 if (section[i-1] != '.') { |
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223 pool_unref(&pool); |
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224 return -1; |
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225 } |
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226 msgpart->section_number = p_strndup(pool, section, i-1); |
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227 section += i; |
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228 } |
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229 |
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230 if (*section == '\0') { |
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231 /* full message/MIME part */ |
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232 msgpart->fetch_type = FETCH_FULL; |
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233 msgpart->wanted_fields |= MAIL_FETCH_STREAM_BODY; |
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234 if (*msgpart->section_number == '\0') |
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235 msgpart->wanted_fields |= MAIL_FETCH_STREAM_HEADER; |
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236 return 0; |
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237 } |
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238 section = t_str_ucase(section); |
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239 |
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240 if (strcmp(section, "MIME") == 0) { |
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241 msgpart->fetch_type = FETCH_MIME; |
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242 msgpart->wanted_fields |= MAIL_FETCH_STREAM_BODY; |
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243 } else if (strcmp(section, "TEXT") == 0) { |
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244 /* message body */ |
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245 msgpart->fetch_type = FETCH_BODY; |
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246 msgpart->wanted_fields |= MAIL_FETCH_STREAM_BODY; |
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247 } else if (strncmp(section, "HEADER", 6) == 0) { |
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248 /* header */ |
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249 if (section[6] == '\0') { |
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250 msgpart->fetch_type = FETCH_HEADER; |
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251 ret = 0; |
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252 } else if (strncmp(section, "HEADER.FIELDS ", 14) == 0) { |
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253 msgpart->fetch_type = FETCH_HEADER_FIELDS; |
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254 ret = imap_msgpart_parse_header_fields(box, msgpart, |
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255 section+14); |
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256 } else if (strncmp(section, "HEADER.FIELDS.NOT ", 18) == 0) { |
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257 msgpart->fetch_type = FETCH_HEADER_FIELDS_NOT; |
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258 ret = imap_msgpart_parse_header_fields(box, msgpart, |
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259 section+18); |
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260 } else { |
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261 ret = -1; |
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262 } |
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263 if (ret < 0) { |
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264 imap_msgpart_free(&msgpart); |
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265 return -1; |
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266 } |
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267 if (msgpart->fetch_type == FETCH_HEADER_FIELDS) { |
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268 /* we may be able to get this from cache, don't give a |
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269 wanted_fields hint */ |
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270 } else if (*msgpart->section_number == '\0') |
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271 msgpart->wanted_fields |= MAIL_FETCH_STREAM_HEADER; |
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272 else |
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273 msgpart->wanted_fields |= MAIL_FETCH_STREAM_BODY; |
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274 } |
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275 return 0; |
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276 } |
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277 |
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278 void imap_msgpart_free(struct imap_msgpart **_msgpart) |
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279 { |
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280 struct imap_msgpart *msgpart = *_msgpart; |
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281 |
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282 *_msgpart = NULL; |
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283 |
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284 if (msgpart->header_ctx != NULL) |
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285 mailbox_header_lookup_unref(&msgpart->header_ctx); |
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286 pool_unref(&msgpart->pool); |
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287 } |
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288 |
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289 void imap_msgpart_set_partial(struct imap_msgpart *msgpart, |
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290 uoff_t offset, uoff_t size) |
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291 { |
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292 msgpart->partial_offset = offset; |
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293 msgpart->partial_size = size; |
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294 } |
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295 |
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296 uoff_t imap_msgpart_get_partial_offset(struct imap_msgpart *msgpart) |
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297 { |
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298 return msgpart->partial_offset; |
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299 } |
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300 |
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301 enum mail_fetch_field imap_msgpart_get_fetch_data(struct imap_msgpart *msgpart) |
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302 { |
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303 return msgpart->wanted_fields; |
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304 } |
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305 |
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306 static int |
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307 imap_msgpart_get_partial_header(struct mail *mail, struct istream *mail_input, |
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308 const struct imap_msgpart *msgpart, |
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309 struct message_size *hdr_size_r, |
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310 struct imap_msgpart_open_result *result_r) |
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311 { |
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312 const char *const *hdr_fields = msgpart->headers; |
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313 unsigned int hdr_count = str_array_length(hdr_fields); |
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314 struct istream *input; |
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315 bool has_nuls; |
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316 |
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317 if (msgpart->fetch_type == FETCH_HEADER_FIELDS) { |
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318 input = i_stream_create_header_filter(mail_input, |
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319 HEADER_FILTER_INCLUDE | |
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320 HEADER_FILTER_HIDE_BODY, |
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321 hdr_fields, hdr_count, |
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322 null_header_filter_callback, NULL); |
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323 } else { |
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324 i_assert(msgpart->fetch_type == FETCH_HEADER_FIELDS_NOT); |
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325 input = i_stream_create_header_filter(mail_input, |
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326 HEADER_FILTER_EXCLUDE | |
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327 HEADER_FILTER_HIDE_BODY, |
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328 hdr_fields, hdr_count, |
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329 null_header_filter_callback, NULL); |
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330 } |
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331 |
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332 if (message_get_header_size(input, hdr_size_r, &has_nuls) < 0) { |
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333 errno = input->stream_errno; |
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334 mail_storage_set_critical(mail->box->storage, |
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335 "read(%s) failed: %m", i_stream_get_name(mail_input)); |
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336 i_stream_unref(&input); |
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337 return -1; |
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338 } |
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339 i_stream_seek(input, 0); |
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340 result_r->input = input; |
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341 result_r->size = hdr_size_r->virtual_size; |
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342 return 0; |
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343 } |
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344 |
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345 static void |
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346 skip_using_parts(struct mail *mail, struct istream *input, |
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347 uoff_t *virtual_skip) |
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348 { |
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349 enum mail_lookup_abort old_lookup_abort; |
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350 struct message_part *parts, *part; |
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351 uoff_t vpos; |
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352 int ret; |
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353 |
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354 old_lookup_abort = mail->lookup_abort; |
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355 mail->lookup_abort = MAIL_LOOKUP_ABORT_NOT_IN_CACHE; |
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356 ret = mail_get_parts(mail, &parts); |
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357 mail->lookup_abort = old_lookup_abort; |
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358 if (ret < 0) |
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359 return; |
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360 |
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361 for (part = parts, vpos = 0; part != NULL; ) { |
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362 if (vpos + part->header_size.virtual_size > *virtual_skip) |
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363 break; |
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364 /* skip header */ |
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365 vpos += part->header_size.virtual_size; |
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366 *virtual_skip -= part->header_size.virtual_size; |
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367 i_stream_seek(input, part->physical_pos + |
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368 part->header_size.physical_size); |
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369 |
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370 if (vpos + part->body_size.virtual_size <= *virtual_skip) { |
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371 /* skip body */ |
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372 vpos += part->body_size.virtual_size; |
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373 *virtual_skip -= part->body_size.virtual_size; |
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374 i_stream_seek(input, part->physical_pos + |
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375 part->header_size.physical_size + |
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376 part->body_size.physical_size); |
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377 part = part->next; |
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378 } else { |
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379 /* maybe we have a child and can skip using it? */ |
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380 part = part->children; |
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381 } |
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382 } |
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383 } |
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384 |
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385 static struct istream * |
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386 imap_msgpart_crlf_seek(struct mail *mail, struct istream *input, |
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387 const struct imap_msgpart *msgpart) |
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388 { |
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389 struct mail_msgpart_partial_cache *cache = &mail->box->partial_cache; |
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390 struct istream *nul_input, *crlf_input; |
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391 const unsigned char *data; |
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392 size_t size; |
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393 uoff_t physical_start = input->v_offset; |
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394 uoff_t virtual_skip = msgpart->partial_offset; |
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395 |
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396 i_assert(msgpart->headers == NULL); /* HEADER.FIELDS returns CRLFs */ |
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397 |
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398 if (virtual_skip == 0) { |
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399 /* no need to seek */ |
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400 } else if (cache->uid == mail->uid && |
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401 cache->physical_start == physical_start && |
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402 cache->virtual_pos < virtual_skip) { |
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403 /* use cache */ |
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404 i_stream_seek(input, cache->physical_pos); |
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405 virtual_skip -= cache->virtual_pos; |
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406 } else { |
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407 /* can't use cache, but maybe we can skip faster using the |
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408 message parts. */ |
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409 skip_using_parts(mail, input, &virtual_skip); |
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410 } |
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411 if (!mail->has_no_nuls) { |
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412 nul_input = i_stream_create_nonuls(input, 0x80); |
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413 i_stream_unref(&input); |
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414 input = nul_input; |
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415 } |
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416 crlf_input = i_stream_create_crlf(input); |
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417 i_stream_unref(&input); |
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418 input = crlf_input; |
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419 i_stream_skip(input, virtual_skip); |
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420 |
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421 if ((msgpart->partial_offset != 0 || |
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422 msgpart->partial_size != (uoff_t)-1) && |
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423 i_stream_read_data(input, &data, &size, 0) > 0) { |
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424 /* update cache */ |
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425 cache->uid = mail->uid; |
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426 cache->physical_start = physical_start; |
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427 cache->physical_pos = input->v_offset; |
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428 cache->virtual_pos = msgpart->partial_offset; |
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429 if (data[0] == '\n') { |
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430 /* the physical_pos points to virtual CRLF, but |
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431 virtual_pos already skipped CR. that can't work, |
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432 so seek back the virtual CR */ |
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433 cache->virtual_pos--; |
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434 } |
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435 } |
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436 return input; |
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437 } |
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438 |
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439 static void |
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440 imap_msgpart_get_partial(struct mail *mail, const struct imap_msgpart *msgpart, |
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441 const struct message_size *part_size, |
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442 struct imap_msgpart_open_result *result) |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
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|
443 { |
14622
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444 struct istream *input2; |
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445 uoff_t bytes_left; |
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lib-imap-storage: imap-msgpart rewrite and API change.
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|
446 |
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|
447 /* input is already seeked to the beginning of the wanted data */ |
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07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
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|
448 |
14622
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449 if (msgpart->partial_offset >= part_size->virtual_size) { |
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parents:
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|
450 /* can't seek past the MIME part */ |
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lib-imap-storage: imap-msgpart rewrite and API change.
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diff
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|
451 i_stream_unref(&result->input); |
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diff
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|
452 result->input = i_stream_create_from_data("", 0); |
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453 result->size = 0; |
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27c8a6c9088d
Error handling API changes to previous IMAP URL related changes.
Timo Sirainen <tss@iki.fi>
parents:
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454 return; |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
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|
455 } |
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
changeset
|
456 |
14622
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|
457 if (part_size->virtual_size == part_size->physical_size) { |
6fb61872b30a
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parents:
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|
458 /* input has CRLF linefeeds, we can quickly seek to |
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parents:
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diff
changeset
|
459 wanted position */ |
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diff
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|
460 i_stream_skip(result->input, msgpart->partial_offset); |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
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|
461 } else { |
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|
462 /* input has LF linefeeds. it can be slow to seek to wanted |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
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|
463 position, so try to do caching whenever possible */ |
6fb61872b30a
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diff
changeset
|
464 result->input = imap_msgpart_crlf_seek(mail, result->input, |
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diff
changeset
|
465 msgpart); |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
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466 } |
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
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changeset
|
467 |
14622
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|
468 bytes_left = part_size->virtual_size - msgpart->partial_offset; |
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parents:
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|
469 if (msgpart->partial_size <= bytes_left) { |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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|
470 /* limit output to specified number of bytes */ |
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|
471 result->size = msgpart->partial_size; |
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|
472 } else { |
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changeset
|
473 /* send all bytes */ |
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parents:
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|
474 result->size = bytes_left; |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
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|
475 } |
14622
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476 input2 = i_stream_create_limit(result->input, result->size); |
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parents:
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|
477 i_stream_unref(&result->input); |
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|
478 result->input = input2; |
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|
479 } |
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07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
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|
480 |
14622
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481 int imap_msgpart_open(struct mail *mail, struct imap_msgpart *msgpart, |
6fb61872b30a
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|
482 struct imap_msgpart_open_result *result_r) |
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parents:
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|
483 { |
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parents:
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changeset
|
484 struct message_part *parts, *part = NULL; |
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parents:
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|
485 struct message_size hdr_size, body_size, part_size; |
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parents:
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diff
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|
486 struct istream *input = NULL; |
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|
487 uoff_t physical_pos = 0; |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
changeset
|
488 |
14622
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|
489 memset(result_r, 0, sizeof(*result_r)); |
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|
490 memset(&hdr_size, 0, sizeof(hdr_size)); |
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changeset
|
491 memset(&body_size, 0, sizeof(body_size)); |
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|
492 memset(&part_size, 0, sizeof(part_size)); |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
changeset
|
493 |
14622
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|
494 if (*msgpart->section_number != '\0') { |
6fb61872b30a
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parents:
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diff
changeset
|
495 /* find the MIME part */ |
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parents:
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changeset
|
496 if (mail_get_parts(mail, &parts) < 0) |
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|
497 return -1; |
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|
498 part = imap_msgpart_find(parts, msgpart->section_number); |
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parents:
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diff
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|
499 if (part != NULL && (msgpart->fetch_type == FETCH_HEADER || |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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|
500 msgpart->fetch_type == FETCH_BODY)) { |
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parents:
14594
diff
changeset
|
501 /* fetching message/rfc822 part's header/body */ |
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parents:
14594
diff
changeset
|
502 if ((part->flags & MESSAGE_PART_FLAG_MESSAGE_RFC822) == 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
503 part = NULL; |
6fb61872b30a
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parents:
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diff
changeset
|
504 else { |
6fb61872b30a
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diff
changeset
|
505 i_assert(part->children != NULL && |
6fb61872b30a
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|
506 part->children->next == NULL); |
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diff
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|
507 part = part->children; |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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|
508 } |
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
changeset
|
509 } |
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
changeset
|
510 if (part == NULL) { |
14622
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parents:
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|
511 /* MIME part not found. return an empty stream. */ |
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parents:
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diff
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|
512 result_r->input = i_stream_create_from_data("", 0); |
14594
27c8a6c9088d
Error handling API changes to previous IMAP URL related changes.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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|
513 return 0; |
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07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
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parents:
diff
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|
514 } |
14622
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parents:
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diff
changeset
|
515 if (mail_get_stream(mail, NULL, NULL, &input) < 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
516 return -1; |
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Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
changeset
|
517 |
14622
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parents:
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|
518 physical_pos = part->physical_pos; |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
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|
519 hdr_size = part->header_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
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|
520 body_size = part->body_size; |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
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|
521 } else switch (msgpart->fetch_type) { |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
522 case FETCH_FULL: |
6fb61872b30a
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parents:
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diff
changeset
|
523 /* fetch the whole message */ |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
524 if (mail_get_stream(mail, NULL, NULL, &input) < 0 || |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
14594
diff
changeset
|
525 mail_get_virtual_size(mail, &body_size.virtual_size) < 0 || |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
526 mail_get_physical_size(mail, &body_size.physical_size) < 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
527 return -1; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
528 result_r->size_field = MAIL_FETCH_VIRTUAL_SIZE; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
529 break; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
530 case FETCH_MIME: |
6fb61872b30a
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Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
531 i_unreached(); |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
532 case FETCH_HEADER: |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
533 case FETCH_HEADER_FIELDS_NOT: |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
534 /* fetch the message's header */ |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
535 if (mail_get_hdr_stream(mail, &hdr_size, &input) < 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
536 return -1; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
537 result_r->size_field = MAIL_FETCH_MESSAGE_PARTS; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
538 break; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
14594
diff
changeset
|
539 case FETCH_HEADER_FIELDS: |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
14594
diff
changeset
|
540 /* try to lookup the headers from cache */ |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
14594
diff
changeset
|
541 i_assert(msgpart->header_ctx != NULL); |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
542 if (mail_get_header_stream(mail, msgpart->header_ctx, |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
543 &input) < 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
544 return -1; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
545 result_r->size_field = 0; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
changeset
|
546 break; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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diff
changeset
|
547 case FETCH_BODY: |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
548 /* fetch the message's body */ |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
549 if (mail_get_stream(mail, &hdr_size, &body_size, &input) < 0) |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
550 return -1; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
551 result_r->size_field = MAIL_FETCH_MESSAGE_PARTS; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
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552 break; |
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parents:
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553 } |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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554 i_stream_seek(input, physical_pos); |
14591
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
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555 |
14622
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lib-imap-storage: imap-msgpart rewrite and API change.
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556 if (msgpart->headers != NULL) { |
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557 /* return specific headers */ |
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parents:
14594
diff
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558 if (imap_msgpart_get_partial_header(mail, input, msgpart, |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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559 &hdr_size, result_r) < 0) |
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lib-imap-storage: imap-msgpart rewrite and API change.
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560 return -1; |
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parents:
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561 imap_msgpart_get_partial(mail, msgpart, &hdr_size, result_r); |
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parents:
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562 return 0; |
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07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
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563 } |
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
changeset
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564 |
14622
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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565 switch (msgpart->fetch_type) { |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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566 case FETCH_FULL: |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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567 part_size.physical_size += body_size.physical_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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568 part_size.virtual_size += body_size.virtual_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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569 /* fall through */ |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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570 case FETCH_MIME: |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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|
571 case FETCH_HEADER: |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
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572 part_size.physical_size += hdr_size.physical_size; |
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lib-imap-storage: imap-msgpart rewrite and API change.
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parents:
14594
diff
changeset
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573 part_size.virtual_size += hdr_size.virtual_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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574 break; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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575 case FETCH_HEADER_FIELDS: |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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576 case FETCH_HEADER_FIELDS_NOT: |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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577 i_unreached(); |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
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578 case FETCH_BODY: |
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lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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579 i_stream_skip(input, hdr_size.physical_size); |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
580 part_size.physical_size += body_size.physical_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
|
581 part_size.virtual_size += body_size.virtual_size; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
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|
582 break; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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|
583 } |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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584 |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
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diff
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|
585 result_r->input = input; |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
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586 i_stream_ref(input); |
6fb61872b30a
lib-imap-storage: imap-msgpart rewrite and API change.
Timo Sirainen <tss@iki.fi>
parents:
14594
diff
changeset
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587 imap_msgpart_get_partial(mail, msgpart, &part_size, result_r); |
14594
27c8a6c9088d
Error handling API changes to previous IMAP URL related changes.
Timo Sirainen <tss@iki.fi>
parents:
14591
diff
changeset
|
588 return 0; |
14591
07e6ca397a72
Created lib-imap-storage for IMAP-specific functionality that uses lib-storage.
Stephan Bosch <stephan@rename-it.nl>
parents:
diff
changeset
|
589 } |