Mercurial > dovecot > core-2.2

annotate src/lib-imap/imap-quote.c @ 12636:fa4b84059ae2

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IMAP LIST: Never return subscribed children state if RECURSIVEMATCH isn't specified. Not even when backends give it automatically.
author Timo Sirainen <tss@iki.fi>
date Wed, 02 Feb 2011 05:31:46 +0200
parents 615eef3139c2
children 447bce266022
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
10582
615eef3139c2 Updated copyright notices to include year 2010.
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1 /* Copyright (c) 2002-2010 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 "str.h"
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e524da896d92 Several minor fixes: signess, casting away const, missing static, etc.
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5 #include "imap-quote.h"
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6
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7 void imap_quote_append(string_t *str, const unsigned char *value,
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8 size_t value_len, bool fix_text)
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9 {
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10 size_t i, extra = 0;
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11 bool last_lwsp = TRUE, literal = FALSE, modify = FALSE;
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12
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13 if (value == NULL) {
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14 str_append(str, "NIL");
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15 return;
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16 }
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17
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18 if (value_len == (size_t)-1)
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19 value_len = strlen((const char *) value);
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20
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21 for (i = 0; i < value_len; i++) {
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22 switch (value[i]) {
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23 case 0:
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24 /* it's converted to 8bit char */
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25 literal = TRUE;
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26 last_lwsp = FALSE;
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27 modify = TRUE;
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28 break;
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29 case '\t':
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30 modify = TRUE;
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31 /* fall through */
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32 case ' ':
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33 if (last_lwsp && fix_text) {
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34 modify = TRUE;
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35 extra++;
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36 }
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37 last_lwsp = TRUE;
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38 break;
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39 case 13:
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40 case 10:
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41 if (!fix_text)
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42 literal = TRUE;
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43 extra++;
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44 modify = TRUE;
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45 break;
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46 default:
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47 if ((value[i] & 0x80) != 0 ||
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48 value[i] == '"' || value[i] == '\\')
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49 literal = TRUE;
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50 last_lwsp = FALSE;
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51 }
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52 }
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53
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54 if (!fix_text) {
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55 extra = 0;
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56 modify = FALSE;
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57 }
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58
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59 if (!literal) {
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60 /* no 8bit chars or imapspecials, return as "string" */
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61 str_append_c(str, '"');
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62 } else {
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63 /* return as literal */
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64 str_printfa(str, "{%"PRIuSIZE_T"}\r\n", value_len - extra);
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65 }
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66
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67 if (!modify)
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68 str_append_n(str, value, value_len);
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69 else {
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70 last_lwsp = TRUE;
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71 for (i = 0; i < value_len; i++) {
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72 switch (value[i]) {
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73 case 0:
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74 str_append_c(str, 128);
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75 last_lwsp = FALSE;
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76 break;
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77 case ' ':
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78 case '\t':
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79 if (!last_lwsp)
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80 str_append_c(str, ' ');
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81 last_lwsp = TRUE;
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82 break;
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83 case 13:
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84 case 10:
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85 break;
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86 default:
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87 last_lwsp = FALSE;
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88 str_append_c(str, value[i]);
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89 break;
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90 }
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91 }
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92 }
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93
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94 if (!literal)
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95 str_append_c(str, '"');
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96 }
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97
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98 const char *imap_quote(pool_t pool, const unsigned char *value,
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99 size_t value_len, bool fix_text)
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100 {
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101 string_t *str;
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102 char *ret;
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103
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104 if (value == NULL)
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105 return "NIL";
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106
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107 if (!pool->datastack_pool)
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108 t_push();
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109
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110 str = t_str_new(value_len + MAX_INT_STRLEN + 5);
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111 imap_quote_append(str, value, value_len, fix_text);
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112 ret = p_strndup(pool, str_data(str), str_len(str));
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113
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114 if (!pool->datastack_pool)
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115 t_pop();
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116 return ret;
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117 }
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118
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119 void imap_dquote_append(string_t *dest, const char *src)
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120 {
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121 str_append_c(dest, '"');
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122 for (; *src != '\0'; src++) {
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123 switch (*src) {
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124 case '"':
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125 case '\\':
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126 str_append_c(dest, '\\');
8f3115354d14 Added imap_dquote_append().
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parents: 7357
diff changeset
127 str_append_c(dest, *src);
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
128 break;
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
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129 default:
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
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130 if ((unsigned char)*src >= 0x80) {
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
131 /* 8bit input not allowed in dquotes */
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
132 break;
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
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133 }
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
134
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
135 str_append_c(dest, *src);
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
136 break;
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
137 }
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
138 }
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
139 str_append_c(dest, '"');
8f3115354d14 Added imap_dquote_append().
Timo Sirainen <tss@iki.fi>
parents: 7357
diff changeset
140 }