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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Delta Chat Core</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2017 Björn Petersen</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Contact: r10s@b44t.com, http://b44t.com</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> *</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * This program is free software: you can redistribute it and/or modify it under</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * the terms of the GNU General Public License as published by the Free Software</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Foundation, either version 3 of the License, or (at your option) any later</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * version.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * This program is distributed in the hope that it will be useful, but WITHOUT</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * details.</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * You should have received a copy of the GNU General Public License along with</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * this program. If not, see http://www.gnu.org/licenses/ .</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> *</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "mrmailbox_internal.h"</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">/* This class wraps around SQLite. Some hints to the underlying database:</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">- `PRAGMA cache_size` and `PRAGMA page_size`: As we save BLOBs in external</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> files, caching is not that important; we rely on the system defaults here</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> (normally 2 MB cache, 1 KB page size on sqlite < 3.12.0, 4 KB for newer</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> versions)</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">- We use `sqlite3_last_insert_rowid()` to find out created records - for this</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> purpose, the primary ID has to be marked using `INTEGER PRIMARY KEY`, see</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> https://www.sqlite.org/c3ref/last_insert_rowid.html</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">- Some words to the "param" fields: These fields contains a string with</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> additonal, named parameters which must not be accessed by a search and/or</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> are very seldomly used. Moreover, this allows smart minor database updates. */</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * Tools</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keywordtype">void</span> mrsqlite3_log_error(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* msg_format, ...)</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">char</span>* msg;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* notSetUp = <span class="stringliteral">"SQLite object not set up."</span>;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  va_list va;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  va_start(va, msg_format);</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  msg = sqlite3_vmprintf(msg_format, va); <span class="keywordflow">if</span>( msg == NULL ) { mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"Bad log format string \"%s\"."</span>, msg_format); }</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"%s SQLite says: %s"</span>, msg, ths->m_cobj? sqlite3_errmsg(ths->m_cobj) : notSetUp);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  sqlite3_free(msg);</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  va_end(va);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> }</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> sqlite3_stmt* mrsqlite3_prepare_v2_(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* querystr)</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  sqlite3_stmt* retStmt = NULL;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">if</span>( ths == NULL || querystr == NULL || ths->m_cobj == NULL ) {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span>( sqlite3_prepare_v2(ths->m_cobj,</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  querystr, -1 <span class="comment">/*read `sql` up to the first null-byte*/</span>,</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  &retStmt,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  NULL <span class="comment">/*tail not interesing, we use only single statements*/</span>) != SQLITE_OK )</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Query failed: %s"</span>, querystr);</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">/* success - the result mus be freed using sqlite3_finalize() */</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> retStmt;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keywordtype">int</span> mrsqlite3_execute__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* querystr)</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">int</span> success = 0;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  sqlite3_stmt* stmt = NULL;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">int</span> sqlState;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  stmt = mrsqlite3_prepare_v2_(ths, querystr);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">if</span>( stmt == NULL ) {</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  sqlState = sqlite3_step(stmt);</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span>( sqlState != SQLITE_DONE && sqlState != SQLITE_ROW ) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot excecute \"%s\"."</span>, querystr);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  success = 1;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> cleanup:</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span>( stmt ) {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  sqlite3_finalize(stmt);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> success;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> * Main interface</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> mrsqlite3_t* mrsqlite3_new(<a class="code" href="structmrmailbox__t.html">mrmailbox_t</a>* mailbox)</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  mrsqlite3_t* ths = NULL;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span>( (ths=calloc(1, <span class="keyword">sizeof</span>(mrsqlite3_t)))==NULL ) {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  exit(24); <span class="comment">/* cannot allocate little memory, unrecoverable error */</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  ths->m_mailbox = mailbox;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">for</span>( i = 0; i < PREDEFINED_CNT; i++ ) {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  ths->m_pd[i] = NULL;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  pthread_mutex_init(&ths->m_critical_, NULL);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> ths;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keywordtype">void</span> mrsqlite3_unref(mrsqlite3_t* ths)</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> {</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span>( ths == NULL ) {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span>( ths->m_cobj ) {</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  pthread_mutex_lock(&ths->m_critical_); <span class="comment">/* as a very exeception, we do the locking inside the mrsqlite3-class - normally, this should be done by the caller! */</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  mrsqlite3_close__(ths);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  pthread_mutex_unlock(&ths->m_critical_);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  pthread_mutex_destroy(&ths->m_critical_);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  free(ths);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keywordtype">int</span> mrsqlite3_open__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* dbfile, <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span>( ths == NULL || dbfile == NULL ) {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span>( ths->m_cobj ) {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"Cannot open, database \"%s\" already opend."</span>, dbfile);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span>( sqlite3_open(dbfile, &ths->m_cobj) != SQLITE_OK ) {</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot open database \"%s\"."</span>, dbfile); <span class="comment">/* ususally, even for errors, the pointer is set up (if not, this is also checked by mrsqlite3_log_error()) */</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span>( !(flags&MR_OPEN_READONLY) )</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">/* Init tables to dbversion=0 */</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">if</span>( !mrsqlite3_table_exists__(ths, <span class="stringliteral">"config"</span>) )</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  {</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  mrmailbox_log_info(ths->m_mailbox, 0, <span class="stringliteral">"First time init: creating tables in \"%s\"."</span>, dbfile);</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE config (id INTEGER PRIMARY KEY, keyname TEXT, value TEXT);"</span>);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX config_index1 ON config (keyname);"</span>);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE contacts (id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="stringliteral">" name TEXT DEFAULT '',"</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="stringliteral">" addr TEXT DEFAULT '' COLLATE NOCASE,"</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="stringliteral">" origin INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="stringliteral">" blocked INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="stringliteral">" last_seen INTEGER DEFAULT 0,"</span> <span class="comment">/* last_seen is for future use */</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="stringliteral">" param TEXT DEFAULT '');"</span>); <span class="comment">/* param is for future use, eg. for the status */</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX contacts_index1 ON contacts (name COLLATE NOCASE);"</span>); <span class="comment">/* needed for query contacts */</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX contacts_index2 ON contacts (addr COLLATE NOCASE);"</span>); <span class="comment">/* needed for query and on receiving mails */</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"INSERT INTO contacts (id,name,origin) VALUES (1,'self',262144), (2,'system',262144), (3,'rsvd',262144), (4,'rsvd',262144), (5,'rsvd',262144), (6,'rsvd',262144), (7,'rsvd',262144), (8,'rsvd',262144), (9,'rsvd',262144);"</span>);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor"> #if !defined(MR_ORIGIN_INTERNAL) || MR_ORIGIN_INTERNAL!=262144</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"> #error</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE chats (id INTEGER PRIMARY KEY, "</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="stringliteral">" type INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="stringliteral">" name TEXT DEFAULT '',"</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="stringliteral">" draft_timestamp INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="stringliteral">" draft_txt TEXT DEFAULT '',"</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="stringliteral">" blocked INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="stringliteral">" grpid TEXT DEFAULT '',"</span> <span class="comment">/* contacts-global unique group-ID, see mrchat.c for details */</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="stringliteral">" param TEXT DEFAULT '');"</span>);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX chats_index1 ON chats (grpid);"</span>);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE chats_contacts (chat_id INTEGER, contact_id INTEGER);"</span>);</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX chats_contacts_index1 ON chats_contacts (chat_id);"</span>); <span class="comment">/* the other way round, an index on contact_id is only needed for blocking users */</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"> #if !defined(MR_CHAT_TYPE_NORMAL) || MR_CHAT_TYPE_NORMAL!=100 || MR_CHAT_TYPE_GROUP!=120 || MR_CHAT_ID_DEADDROP!=1 || MR_CHAT_ID_TO_DEADDROP!=2 || MR_CHAT_ID_TRASH!=3 || MR_CHAT_ID_MSGS_IN_CREATION!=4 || MR_CHAT_ID_STARRED!=5 || MR_CHAT_ID_ARCHIVED_LINK!=6</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"INSERT INTO chats (id,type,name) VALUES (1,120,'deaddrop'), (2,120,'to_deaddrop'), (3,120,'trash'), (4,120,'msgs_in_creation'), (5,120,'starred'), (6,120,'archivedlink'), (7,100,'rsvd'), (8,100,'rsvd'), (9,100,'rsvd');"</span>);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"> #error</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE msgs (id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="stringliteral">" rfc724_mid TEXT DEFAULT '',"</span> <span class="comment">/* forever-global-unique Message-ID-string, unfortunately, this cannot be easily used to communicate via IMAP */</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="stringliteral">" server_folder TEXT DEFAULT '',"</span> <span class="comment">/* folder as used on the server, the folder will change when messages are moved around. */</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="stringliteral">" server_uid INTEGER DEFAULT 0,"</span> <span class="comment">/* UID as used on the server, the UID will change when messages are moved around, unique together with validity, see RFC 3501; the validity may differ from folder to folder. We use the server_uid for "markseen" and to delete messages as we check against the message-id, we ignore the validity for these commands. */</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="stringliteral">" chat_id INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="stringliteral">" from_id INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="stringliteral">" to_id INTEGER DEFAULT 0,"</span> <span class="comment">/* to_id is needed to allow moving messages eg. from "deaddrop" to a normal chat, may be unset */</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="stringliteral">" timestamp INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="stringliteral">" type INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="stringliteral">" state INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="stringliteral">" msgrmsg INTEGER DEFAULT 1,"</span> <span class="comment">/* does the message come from a messenger? (0=no, 1=yes, 2=no, but the message is a reply to a messenger message) */</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="stringliteral">" bytes INTEGER DEFAULT 0,"</span> <span class="comment">/* not used, added in ~ v0.1.12 */</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="stringliteral">" txt TEXT DEFAULT '',"</span> <span class="comment">/* as this is also used for (fulltext) searching, nothing but normal, plain text should go here */</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="stringliteral">" txt_raw TEXT DEFAULT '',"</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="stringliteral">" param TEXT DEFAULT '');"</span>);</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_index1 ON msgs (rfc724_mid);"</span>); <span class="comment">/* in our database, one email may be split up to several messages (eg. one per image), so the email-Message-ID may be used for several records; id is always unique */</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_index2 ON msgs (chat_id);"</span>);</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_index3 ON msgs (timestamp);"</span>); <span class="comment">/* for sorting */</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_index4 ON msgs (state);"</span>); <span class="comment">/* for selecting the count of fresh messages (as there are normally only few unread messages, an index over the chat_id is not required for _this_ purpose */</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"INSERT INTO msgs (id,msgrmsg,txt) VALUES (1,0,'marker1'), (2,0,'rsvd'), (3,0,'rsvd'), (4,0,'rsvd'), (5,0,'rsvd'), (6,0,'rsvd'), (7,0,'rsvd'), (8,0,'rsvd'), (9,0,'daymarker');"</span>); <span class="comment">/* make sure, the reserved IDs are not used */</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE jobs (id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="stringliteral">" added_timestamp INTEGER,"</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="stringliteral">" desired_timestamp INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="stringliteral">" action INTEGER,"</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="stringliteral">" foreign_id INTEGER,"</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="stringliteral">" param TEXT DEFAULT '');"</span>);</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX jobs_index1 ON jobs (desired_timestamp);"</span>);</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">if</span>( !mrsqlite3_table_exists__(ths, <span class="stringliteral">"config"</span>) || !mrsqlite3_table_exists__(ths, <span class="stringliteral">"contacts"</span>)</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  || !mrsqlite3_table_exists__(ths, <span class="stringliteral">"chats"</span>) || !mrsqlite3_table_exists__(ths, <span class="stringliteral">"chats_contacts"</span>)</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  || !mrsqlite3_table_exists__(ths, <span class="stringliteral">"msgs"</span>) || !mrsqlite3_table_exists__(ths, <span class="stringliteral">"jobs"</span>) )</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  {</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot create tables in new database \"%s\"."</span>, dbfile);</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">goto</span> cleanup; <span class="comment">/* cannot create the tables - maybe we cannot write? */</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, 0);</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">/* Update database */</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordtype">int</span> dbversion = mrsqlite3_get_config_int__(ths, <span class="stringliteral">"dbversion"</span>, 0);</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="preprocessor"> #define NEW_DB_VERSION 1</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE leftgrps ("</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="stringliteral">" id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="stringliteral">" grpid TEXT DEFAULT '');"</span>);</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX leftgrps_index1 ON leftgrps (grpid);"</span>);</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="preprocessor"> #define NEW_DB_VERSION 2</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  {</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"ALTER TABLE contacts ADD COLUMN authname TEXT DEFAULT '';"</span>);</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  }</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="preprocessor"> #define NEW_DB_VERSION 7</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  {</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE keypairs ("</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="stringliteral">" id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="stringliteral">" addr TEXT DEFAULT '' COLLATE NOCASE,"</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="stringliteral">" is_default INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="stringliteral">" private_key,"</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="stringliteral">" public_key,"</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="stringliteral">" created INTEGER DEFAULT 0);"</span>);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  }</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="preprocessor"> #define NEW_DB_VERSION 10</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  {</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE acpeerstates ("</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="stringliteral">" id INTEGER PRIMARY KEY,"</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="stringliteral">" addr TEXT DEFAULT '' COLLATE NOCASE,"</span> <span class="comment">/* no UNIQUE here, Autocrypt: requires the index above mail+type (type however, is not used at the moment, but to be future-proof, we do not use an index. instead we just check ourself if there is a record or not)*/</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="stringliteral">" last_seen INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="stringliteral">" last_seen_autocrypt INTEGER DEFAULT 0,"</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="stringliteral">" public_key,"</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="stringliteral">" prefer_encrypted INTEGER DEFAULT 0);"</span>);</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX acpeerstates_index1 ON acpeerstates (addr);"</span>);</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="preprocessor"> #define NEW_DB_VERSION 12</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  {</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE TABLE msgs_mdns ("</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="stringliteral">" msg_id INTEGER, "</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="stringliteral">" contact_id INTEGER);"</span>);</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_mdns_index1 ON msgs_mdns (msg_id);"</span>);</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  }</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor"> #define NEW_DB_VERSION 17</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span>( dbversion < NEW_DB_VERSION )</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  {</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"ALTER TABLE chats ADD COLUMN archived INTEGER DEFAULT 0;"</span>);</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX chats_index2 ON chats (archived);"</span>);</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"ALTER TABLE msgs ADD COLUMN starred INTEGER DEFAULT 0;"</span>);</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  mrsqlite3_execute__(ths, <span class="stringliteral">"CREATE INDEX msgs_index5 ON msgs (starred);"</span>);</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  dbversion = NEW_DB_VERSION;</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  mrsqlite3_set_config_int__(ths, <span class="stringliteral">"dbversion"</span>, NEW_DB_VERSION);</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="preprocessor"> #undef NEW_DB_VERSION</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  mrmailbox_log_info(ths->m_mailbox, 0, <span class="stringliteral">"Opened \"%s\" successfully."</span>, dbfile);</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> cleanup:</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  mrsqlite3_close__(ths);</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> }</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="keywordtype">void</span> mrsqlite3_close__(mrsqlite3_t* ths)</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> {</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">if</span>( ths == NULL ) {</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  }</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span>( ths->m_cobj )</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  {</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">for</span>( i = 0; i < PREDEFINED_CNT; i++ ) {</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">if</span>( ths->m_pd[i] ) {</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  sqlite3_finalize(ths->m_pd[i]);</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  ths->m_pd[i] = NULL;</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  sqlite3_close(ths->m_cobj);</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  ths->m_cobj = NULL;</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  mrmailbox_log_info(ths->m_mailbox, 0, <span class="stringliteral">"Database closed."</span>); <span class="comment">/* We log the information even if not real closing took place; this is to detect logic errors. */</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> </div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="keywordtype">int</span> mrsqlite3_is_open(<span class="keyword">const</span> mrsqlite3_t* ths)</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> {</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">if</span>( ths == NULL || ths->m_cobj == NULL ) {</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  }</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> }</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> sqlite3_stmt* mrsqlite3_predefine__(mrsqlite3_t* ths, <span class="keywordtype">size_t</span> idx, <span class="keyword">const</span> <span class="keywordtype">char</span>* querystr)</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> {</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="comment">/* predefines a statement or resets and reuses a statment.</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="comment"> Subsequent call may ommit the querystring.</span></div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment"> CAVE: you must not call this function with different strings for the same index! */</span></div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">if</span>( ths == NULL || ths->m_cobj == NULL || idx >= PREDEFINED_CNT ) {</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  }</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> </div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">if</span>( ths->m_pd[idx] ) {</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  sqlite3_reset(ths->m_pd[idx]);</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">return</span> ths->m_pd[idx]; <span class="comment">/* fine, already prepared before */</span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  }</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">/*prepare for the first time - this requires the querystring*/</span></div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">if</span>( querystr == NULL ) {</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  }</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">if</span>( sqlite3_prepare_v2(ths->m_cobj,</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  querystr, -1 <span class="comment">/*read `sql` up to the first null-byte*/</span>,</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  &ths->m_pd[idx],</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  NULL <span class="comment">/*tail not interesing, we use only single statements*/</span>) != SQLITE_OK )</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  {</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Preparing statement \"%s\" failed."</span>, querystr);</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  }</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> </div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> ths->m_pd[idx];</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> }</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> </div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="keywordtype">void</span> mrsqlite3_reset_all_predefinitions(mrsqlite3_t* ths)</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> {</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">for</span>( i = 0; i < PREDEFINED_CNT; i++ ) {</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">if</span>( ths->m_pd[i] ) {</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  sqlite3_reset(ths->m_pd[i]);</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  }</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> }</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="keywordtype">int</span> mrsqlite3_table_exists__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* name)</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> {</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordtype">int</span> ret = 0;</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordtype">char</span>* querystr = NULL;</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  sqlite3_stmt* stmt = NULL;</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordtype">int</span> sqlState;</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">if</span>( (querystr=sqlite3_mprintf(<span class="stringliteral">"PRAGMA table_info(%s)"</span>, name)) == NULL ) { <span class="comment">/* this statement cannot be used with binded variables */</span></div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"mrsqlite3_table_exists_(): Out of memory."</span>);</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  }</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> </div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">if</span>( (stmt=mrsqlite3_prepare_v2_(ths, querystr)) == NULL ) {</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">goto</span> cleanup;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  }</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> </div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  sqlState = sqlite3_step(stmt);</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordflow">if</span>( sqlState == SQLITE_ROW ) {</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  ret = 1; <span class="comment">/* the table exists. Other states are SQLITE_DONE or SQLITE_ERROR in both cases we return 0. */</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  }</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="comment">/* success - fall through to free allocated objects */</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  ;</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">/* error/cleanup */</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> cleanup:</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">if</span>( stmt ) {</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  sqlite3_finalize(stmt);</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> </div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">if</span>( querystr ) {</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  sqlite3_free(querystr);</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> }</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> </div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment"> * Handle configuration</span></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span> </div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> </div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="keywordtype">int</span> mrsqlite3_set_config__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keyword">const</span> <span class="keywordtype">char</span>* value)</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> {</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordtype">int</span> state;</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  sqlite3_stmt* stmt;</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> </div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">if</span>( key == NULL ) {</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"mrsqlite3_set_config(): Bad parameter."</span>);</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  }</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> </div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span>( !mrsqlite3_is_open(ths) ) {</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"mrsqlite3_set_config(): Database not ready."</span>);</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  }</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">if</span>( value )</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  {</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="comment">/* insert/update key=value */</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor"> #define SELECT_v_FROM_config_k_STATEMENT "SELECT value FROM config WHERE keyname=?;"</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  stmt = mrsqlite3_predefine__(ths, SELECT_v_FROM_config_k, SELECT_v_FROM_config_k_STATEMENT);</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  sqlite3_bind_text (stmt, 1, key, -1, SQLITE_STATIC);</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  state=sqlite3_step(stmt);</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">if</span>( state == SQLITE_DONE ) {</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  stmt = mrsqlite3_predefine__(ths, INSERT_INTO_config_kv, <span class="stringliteral">"INSERT INTO config (keyname, value) VALUES (?, ?);"</span>);</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  sqlite3_bind_text (stmt, 1, key, -1, SQLITE_STATIC);</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  sqlite3_bind_text (stmt, 2, value, -1, SQLITE_STATIC);</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  state=sqlite3_step(stmt);</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  }</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span>( state == SQLITE_ROW ) {</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  stmt = mrsqlite3_predefine__(ths, UPDATE_config_vk, <span class="stringliteral">"UPDATE config SET value=? WHERE keyname=?;"</span>);</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  sqlite3_bind_text (stmt, 1, value, -1, SQLITE_STATIC);</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  sqlite3_bind_text (stmt, 2, key, -1, SQLITE_STATIC);</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  state=sqlite3_step(stmt);</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  }</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"mrsqlite3_set_config(): Cannot read value."</span>);</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  }</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  }</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  {</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="comment">/* delete key */</span></div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  stmt = mrsqlite3_predefine__(ths, DELETE_FROM_config_k, <span class="stringliteral">"DELETE FROM config WHERE keyname=?;"</span>);</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  sqlite3_bind_text (stmt, 1, key, -1, SQLITE_STATIC);</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  state=sqlite3_step(stmt);</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  }</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> </div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">if</span>( state != SQLITE_DONE ) {</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  mrmailbox_log_error(ths->m_mailbox, 0, <span class="stringliteral">"mrsqlite3_set_config(): Cannot change value."</span>);</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> }</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> </div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="keywordtype">char</span>* mrsqlite3_get_config__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keyword">const</span> <span class="keywordtype">char</span>* def) <span class="comment">/* the returned string must be free()'d, NULL is only returned if def is NULL */</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span> {</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  sqlite3_stmt* stmt;</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> </div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keywordflow">if</span>( !mrsqlite3_is_open(ths) || key == NULL ) {</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="keywordflow">return</span> strdup_keep_null(def);</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span> </div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  stmt = mrsqlite3_predefine__(ths, SELECT_v_FROM_config_k, SELECT_v_FROM_config_k_STATEMENT);</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  sqlite3_bind_text(stmt, 1, key, -1, SQLITE_STATIC);</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">if</span>( sqlite3_step(stmt) == SQLITE_ROW )</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  {</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* ptr = sqlite3_column_text(stmt, 0); <span class="comment">/* Do not pass the pointers returned from sqlite3_column_text(), etc. into sqlite3_free(). */</span></div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">if</span>( ptr )</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  {</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="comment">/* success, fall through below to free objects */</span></div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">return</span> safe_strdup((<span class="keyword">const</span> <span class="keywordtype">char</span>*)ptr);</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  }</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span> </div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="comment">/* return the default value */</span></div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="keywordflow">return</span> strdup_keep_null(def);</div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> }</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> </div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span> int32_t mrsqlite3_get_config_int__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, int32_t def)</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span> {</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordtype">char</span>* str = mrsqlite3_get_config__(ths, key, NULL);</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">if</span>( str == NULL ) {</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">return</span> def;</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  }</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  int32_t ret = atol(str);</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  free(str);</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span> }</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="keywordtype">int</span> mrsqlite3_set_config_int__(mrsqlite3_t* ths, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, int32_t value)</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span> {</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="keywordtype">char</span>* value_str = mr_mprintf(<span class="stringliteral">"%i"</span>, (<span class="keywordtype">int</span>)value);</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keywordflow">if</span>( value_str == NULL ) {</div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  }</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keywordtype">int</span> ret = mrsqlite3_set_config__(ths, key, value_str);</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  free(value_str);</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> }</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span> <span class="comment"> * Locking</span></div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> </div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="keywordtype">void</span> mrsqlite3_lock(mrsqlite3_t* ths) <span class="comment">/* wait and lock */</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> {</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  pthread_mutex_lock(&ths->m_critical_);</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  mrmailbox_wake_lock(ths->m_mailbox);</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> }</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span> </div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="keywordtype">void</span> mrsqlite3_unlock(mrsqlite3_t* ths)</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span> {</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  mrmailbox_wake_unlock(ths->m_mailbox);</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span> </div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  pthread_mutex_unlock(&ths->m_critical_);</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span> }</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span> </div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="comment"> * Transactions</span></div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span> </div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span> </div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="keywordtype">void</span> mrsqlite3_begin_transaction__(mrsqlite3_t* ths)</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> {</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  sqlite3_stmt* stmt;</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> </div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  ths->m_transactionCount++; <span class="comment">/* this is safe, as the database should be locked when using a transaction */</span></div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span> </div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">if</span>( ths->m_transactionCount == 1 )</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  {</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  stmt = mrsqlite3_predefine__(ths, BEGIN_transaction, <span class="stringliteral">"BEGIN;"</span>);</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">if</span>( sqlite3_step(stmt) != SQLITE_DONE ) {</div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot begin transaction."</span>);</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  }</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  }</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span> }</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> </div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span> </div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="keywordtype">void</span> mrsqlite3_rollback__(mrsqlite3_t* ths)</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> {</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  sqlite3_stmt* stmt;</div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> </div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">if</span>( ths->m_transactionCount >= 1 )</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  {</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordflow">if</span>( ths->m_transactionCount == 1 )</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  {</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  stmt = mrsqlite3_predefine__(ths, ROLLBACK_transaction, <span class="stringliteral">"ROLLBACK;"</span>);</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">if</span>( sqlite3_step(stmt) != SQLITE_DONE ) {</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot rollback transaction."</span>);</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  }</div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  }</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span> </div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  ths->m_transactionCount--;</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  }</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> }</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span> </div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> </div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="keywordtype">void</span> mrsqlite3_commit__(mrsqlite3_t* ths)</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span> {</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  sqlite3_stmt* stmt;</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">if</span>( ths->m_transactionCount >= 1 )</div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  {</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keywordflow">if</span>( ths->m_transactionCount == 1 )</div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  {</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  stmt = mrsqlite3_predefine__(ths, COMMIT_transaction, <span class="stringliteral">"COMMIT;"</span>);</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">if</span>( sqlite3_step(stmt) != SQLITE_DONE ) {</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  mrsqlite3_log_error(ths, <span class="stringliteral">"Cannot commit transaction."</span>);</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  }</div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  }</div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> </div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  ths->m_transactionCount--;</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  }</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> }</div><div class="ttc" id="structmrmailbox__t_html"><div class="ttname"><a href="structmrmailbox__t.html">mrmailbox_t</a></div><div class="ttdoc">An object representing a single mailbox. </div><div class="ttdef"><b>Definition:</b> <a href="mrmailbox_8h_source.html#l00141">mrmailbox.h:141</a></div></div>
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