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23 <h1>src/lib/lightmediascanner_charset_conv.c</h1><a href="lightmediascanner__charset__conv_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
24 <a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="lightmediascanner__charset__conv_8h.html">lightmediascanner_charset_conv.h</a>"</span>
25 <a name="l00022"></a>00022 <span class="preprocessor">#include <iconv.h></span>
26 <a name="l00023"></a>00023 <span class="preprocessor">#include <stdio.h></span>
27 <a name="l00024"></a>00024 <span class="preprocessor">#include <stdlib.h></span>
28 <a name="l00025"></a>00025 <span class="preprocessor">#include <string.h></span>
29 <a name="l00026"></a>00026 <span class="preprocessor">#include <errno.h></span>
30 <a name="l00027"></a>00027 <span class="preprocessor">#include <ctype.h></span>
31 <a name="l00028"></a>00028
32 <a name="l00029"></a>00029 <span class="keyword">struct </span><a class="code" href="lightmediascanner__charset__conv_8c.html#35b728d3c5cb940027ebc47589971b25">lms_charset_conv</a> {
33 <a name="l00030"></a>00030 iconv_t check;
34 <a name="l00031"></a>00031 iconv_t fallback;
35 <a name="l00032"></a>00032 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size;
36 <a name="l00033"></a>00033 iconv_t *convs;
37 <a name="l00034"></a>00034 <span class="keywordtype">char</span> **names;
38 <a name="l00035"></a>00035 };
39 <a name="l00036"></a>00036
40 <a name="l00046"></a>00046 <a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *
41 <a name="l00047"></a><a class="code" href="group__LMS__CHARSET.html#g893421821eacaa0fd2020c872361af15">00047</a> <a class="code" href="group__LMS__CHARSET.html#g893421821eacaa0fd2020c872361af15">lms_charset_conv_new_full</a>(<span class="keywordtype">int</span> use_check, <span class="keywordtype">int</span> use_fallback)
42 <a name="l00048"></a>00048 {
43 <a name="l00049"></a>00049 <a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc;
44 <a name="l00050"></a>00050
45 <a name="l00051"></a>00051 lcc = malloc(<span class="keyword">sizeof</span>(*lcc));
46 <a name="l00052"></a>00052 <span class="keywordflow">if</span> (!lcc) {
47 <a name="l00053"></a>00053 perror(<span class="stringliteral">"malloc"</span>);
48 <a name="l00054"></a>00054 <span class="keywordflow">return</span> NULL;
49 <a name="l00055"></a>00055 }
50 <a name="l00056"></a>00056
51 <a name="l00057"></a>00057 <span class="keywordflow">if</span> (!use_check)
52 <a name="l00058"></a>00058 lcc->check = (iconv_t)-1;
53 <a name="l00059"></a>00059 <span class="keywordflow">else</span> {
54 <a name="l00060"></a>00060 lcc->check = iconv_open(<span class="stringliteral">"UTF-8"</span>, <span class="stringliteral">"UTF-8"</span>);
55 <a name="l00061"></a>00061 <span class="keywordflow">if</span> (lcc->check == (iconv_t)-1) {
56 <a name="l00062"></a>00062 perror(<span class="stringliteral">"ERROR: could not create conversion checker"</span>);
57 <a name="l00063"></a>00063 <span class="keywordflow">goto</span> error_check;
58 <a name="l00064"></a>00064 }
59 <a name="l00065"></a>00065 }
60 <a name="l00066"></a>00066
61 <a name="l00067"></a>00067 <span class="keywordflow">if</span> (!use_fallback)
62 <a name="l00068"></a>00068 lcc->fallback = (iconv_t)-1;
63 <a name="l00069"></a>00069 <span class="keywordflow">else</span> {
64 <a name="l00070"></a>00070 lcc->fallback = iconv_open(<span class="stringliteral">"UTF-8//IGNORE"</span>, <span class="stringliteral">"UTF-8"</span>);
65 <a name="l00071"></a>00071 <span class="keywordflow">if</span> (lcc->fallback == (iconv_t)-1) {
66 <a name="l00072"></a>00072 perror(<span class="stringliteral">"ERROR: could not create conversion fallback"</span>);
67 <a name="l00073"></a>00073 <span class="keywordflow">goto</span> error_fallback;
68 <a name="l00074"></a>00074 }
69 <a name="l00075"></a>00075 }
70 <a name="l00076"></a>00076
71 <a name="l00077"></a>00077 lcc->size = 0;
72 <a name="l00078"></a>00078 lcc->convs = NULL;
73 <a name="l00079"></a>00079 lcc->names = NULL;
74 <a name="l00080"></a>00080 <span class="keywordflow">return</span> lcc;
75 <a name="l00081"></a>00081
76 <a name="l00082"></a>00082 error_fallback:
77 <a name="l00083"></a>00083 <span class="keywordflow">if</span> (lcc->check != (iconv_t)-1)
78 <a name="l00084"></a>00084 iconv_close(lcc->check);
79 <a name="l00085"></a>00085 error_check:
80 <a name="l00086"></a>00086 free(lcc);
81 <a name="l00087"></a>00087
82 <a name="l00088"></a>00088 <span class="keywordflow">return</span> NULL;
83 <a name="l00089"></a>00089 }
84 <a name="l00090"></a>00090
85 <a name="l00100"></a>00100 <a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *
86 <a name="l00101"></a><a class="code" href="group__LMS__CHARSET.html#g0120c222a55e6d7d9bb24300300561ab">00101</a> <a class="code" href="group__LMS__CHARSET.html#g0120c222a55e6d7d9bb24300300561ab">lms_charset_conv_new</a>(<span class="keywordtype">void</span>)
87 <a name="l00102"></a>00102 {
88 <a name="l00103"></a>00103 <span class="keywordflow">return</span> <a class="code" href="group__LMS__CHARSET.html#g893421821eacaa0fd2020c872361af15">lms_charset_conv_new_full</a>(1, 1);
89 <a name="l00104"></a>00104 }
90 <a name="l00105"></a>00105
91 <a name="l00111"></a>00111 <span class="keywordtype">void</span>
92 <a name="l00112"></a><a class="code" href="group__LMS__CHARSET.html#g960ce31bca428212abdd60c12b878091">00112</a> <a class="code" href="group__LMS__CHARSET.html#g960ce31bca428212abdd60c12b878091">lms_charset_conv_free</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc)
93 <a name="l00113"></a>00113 {
94 <a name="l00114"></a>00114 <span class="keywordtype">int</span> i;
95 <a name="l00115"></a>00115
96 <a name="l00116"></a>00116 <span class="keywordflow">if</span> (!lcc)
97 <a name="l00117"></a>00117 <span class="keywordflow">return</span>;
98 <a name="l00118"></a>00118
99 <a name="l00119"></a>00119 <span class="keywordflow">if</span> (lcc->check != (iconv_t)-1)
100 <a name="l00120"></a>00120 iconv_close(lcc->check);
101 <a name="l00121"></a>00121 <span class="keywordflow">if</span> (lcc->fallback != (iconv_t)-1)
102 <a name="l00122"></a>00122 iconv_close(lcc->fallback);
103 <a name="l00123"></a>00123
104 <a name="l00124"></a>00124 <span class="keywordflow">for</span> (i = 0; i < lcc->size; i++) {
105 <a name="l00125"></a>00125 iconv_close(lcc->convs[i]);
106 <a name="l00126"></a>00126 free(lcc->names[i]);
107 <a name="l00127"></a>00127 }
108 <a name="l00128"></a>00128
109 <a name="l00129"></a>00129 <span class="keywordflow">if</span> (lcc->convs)
110 <a name="l00130"></a>00130 free(lcc->convs);
111 <a name="l00131"></a>00131 <span class="keywordflow">if</span> (lcc->names)
112 <a name="l00132"></a>00132 free(lcc->names);
113 <a name="l00133"></a>00133 free(lcc);
114 <a name="l00134"></a>00134 }
115 <a name="l00135"></a>00135
116 <a name="l00144"></a>00144 <span class="keywordtype">int</span>
117 <a name="l00145"></a><a class="code" href="lightmediascanner__charset__conv_8c.html#0a3006beae6fc8c59eca75468c1bc000">00145</a> <a class="code" href="lightmediascanner__charset__conv_8c.html#0a3006beae6fc8c59eca75468c1bc000">lms_charset_conv_add</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keyword">const</span> <span class="keywordtype">char</span> *charset)
118 <a name="l00146"></a>00146 {
119 <a name="l00147"></a>00147 iconv_t cd, *convs;
120 <a name="l00148"></a>00148 <span class="keywordtype">char</span> **names;
121 <a name="l00149"></a>00149 <span class="keywordtype">int</span> idx, ns;
122 <a name="l00150"></a>00150
123 <a name="l00151"></a>00151 <span class="keywordflow">if</span> (!lcc)
124 <a name="l00152"></a>00152 <span class="keywordflow">return</span> -1;
125 <a name="l00153"></a>00153
126 <a name="l00154"></a>00154 <span class="keywordflow">if</span> (!charset)
127 <a name="l00155"></a>00155 <span class="keywordflow">return</span> -2;
128 <a name="l00156"></a>00156
129 <a name="l00157"></a>00157 cd = iconv_open(<span class="stringliteral">"UTF-8"</span>, charset);
130 <a name="l00158"></a>00158 <span class="keywordflow">if</span> (cd == (iconv_t)-1) {
131 <a name="l00159"></a>00159 fprintf(stderr, <span class="stringliteral">"ERROR: could not add conversion charset '%s': %s\n"</span>,
132 <a name="l00160"></a>00160 charset, strerror(errno));
133 <a name="l00161"></a>00161 <span class="keywordflow">return</span> -3;
134 <a name="l00162"></a>00162 }
135 <a name="l00163"></a>00163
136 <a name="l00164"></a>00164 idx = lcc->size;
137 <a name="l00165"></a>00165 ns = lcc->size + 1;
138 <a name="l00166"></a>00166
139 <a name="l00167"></a>00167 convs = realloc(lcc->convs, ns * <span class="keyword">sizeof</span>(*convs));
140 <a name="l00168"></a>00168 <span class="keywordflow">if</span> (!convs)
141 <a name="l00169"></a>00169 <span class="keywordflow">goto</span> realloc_error;
142 <a name="l00170"></a>00170 lcc->convs = convs;
143 <a name="l00171"></a>00171 lcc->convs[idx] = cd;
144 <a name="l00172"></a>00172
145 <a name="l00173"></a>00173 names = realloc(lcc->names, ns * <span class="keyword">sizeof</span>(*names));
146 <a name="l00174"></a>00174 <span class="keywordflow">if</span> (!names)
147 <a name="l00175"></a>00175 <span class="keywordflow">goto</span> realloc_error;
148 <a name="l00176"></a>00176 lcc->names = names;
149 <a name="l00177"></a>00177 lcc->names[idx] = strdup(charset);
150 <a name="l00178"></a>00178 <span class="keywordflow">if</span> (!lcc->names[idx])
151 <a name="l00179"></a>00179 <span class="keywordflow">goto</span> realloc_error;
152 <a name="l00180"></a>00180
153 <a name="l00181"></a>00181 lcc->size = ns;
154 <a name="l00182"></a>00182 <span class="keywordflow">return</span> 0;
155 <a name="l00183"></a>00183
156 <a name="l00184"></a>00184 realloc_error:
157 <a name="l00185"></a>00185 perror(<span class="stringliteral">"realloc"</span>);
158 <a name="l00186"></a>00186 iconv_close(cd);
159 <a name="l00187"></a>00187 <span class="keywordflow">return</span> -4;
160 <a name="l00188"></a>00188 }
161 <a name="l00189"></a>00189
162 <a name="l00190"></a>00190 <span class="keyword">static</span> <span class="keywordtype">int</span>
163 <a name="l00191"></a>00191 _find(<span class="keyword">const</span> <a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keyword">const</span> <span class="keywordtype">char</span> *charset)
164 <a name="l00192"></a>00192 {
165 <a name="l00193"></a>00193 <span class="keywordtype">int</span> i;
166 <a name="l00194"></a>00194
167 <a name="l00195"></a>00195 <span class="keywordflow">for</span> (i = 0; i < lcc->size; i++)
168 <a name="l00196"></a>00196 <span class="keywordflow">if</span> (strcmp(lcc->names[i], charset) == 0)
169 <a name="l00197"></a>00197 <span class="keywordflow">return</span> i;
170 <a name="l00198"></a>00198
171 <a name="l00199"></a>00199 <span class="keywordflow">return</span> -1;
172 <a name="l00200"></a>00200 }
173 <a name="l00201"></a>00201
174 <a name="l00210"></a>00210 <span class="keywordtype">int</span>
175 <a name="l00211"></a><a class="code" href="lightmediascanner__charset__conv_8c.html#ad60dd3a2c2ebcf9ee1100986fc572e4">00211</a> <a class="code" href="lightmediascanner__charset__conv_8c.html#ad60dd3a2c2ebcf9ee1100986fc572e4">lms_charset_conv_del</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keyword">const</span> <span class="keywordtype">char</span> *charset)
176 <a name="l00212"></a>00212 {
177 <a name="l00213"></a>00213 iconv_t *convs;
178 <a name="l00214"></a>00214 <span class="keywordtype">char</span> **names;
179 <a name="l00215"></a>00215 <span class="keywordtype">int</span> idx;
180 <a name="l00216"></a>00216
181 <a name="l00217"></a>00217 <span class="keywordflow">if</span> (!lcc)
182 <a name="l00218"></a>00218 <span class="keywordflow">return</span> -1;
183 <a name="l00219"></a>00219
184 <a name="l00220"></a>00220 <span class="keywordflow">if</span> (!charset)
185 <a name="l00221"></a>00221 <span class="keywordflow">return</span> -2;
186 <a name="l00222"></a>00222
187 <a name="l00223"></a>00223 idx = _find(lcc, charset);
188 <a name="l00224"></a>00224 <span class="keywordflow">if</span> (idx < 0) {
189 <a name="l00225"></a>00225 fprintf(stderr, <span class="stringliteral">"ERROR: could not find charset '%s'\n"</span>, charset);
190 <a name="l00226"></a>00226 <span class="keywordflow">return</span> -3;
191 <a name="l00227"></a>00227 }
192 <a name="l00228"></a>00228
193 <a name="l00229"></a>00229 iconv_close(lcc->convs[idx]);
194 <a name="l00230"></a>00230 free(lcc->names[idx]);
195 <a name="l00231"></a>00231
196 <a name="l00232"></a>00232 lcc->size--;
197 <a name="l00233"></a>00233 <span class="keywordflow">for</span> (; idx < lcc->size; idx++) {
198 <a name="l00234"></a>00234 lcc->convs[idx] = lcc->convs[idx + 1];
199 <a name="l00235"></a>00235 lcc->names[idx] = lcc->names[idx + 1];
200 <a name="l00236"></a>00236 }
201 <a name="l00237"></a>00237
202 <a name="l00238"></a>00238 convs = realloc(lcc->convs, lcc->size * <span class="keyword">sizeof</span>(*convs));
203 <a name="l00239"></a>00239 <span class="keywordflow">if</span> (convs)
204 <a name="l00240"></a>00240 lcc->convs = convs;
205 <a name="l00241"></a>00241 <span class="keywordflow">else</span>
206 <a name="l00242"></a>00242 perror(<span class="stringliteral">"could not realloc 'convs'"</span>);
207 <a name="l00243"></a>00243
208 <a name="l00244"></a>00244 names = realloc(lcc->names, lcc->size * <span class="keyword">sizeof</span>(*names));
209 <a name="l00245"></a>00245 <span class="keywordflow">if</span> (names)
210 <a name="l00246"></a>00246 lcc->names = names;
211 <a name="l00247"></a>00247 <span class="keywordflow">else</span>
212 <a name="l00248"></a>00248 perror(<span class="stringliteral">"could not realloc 'names'"</span>);
213 <a name="l00249"></a>00249
214 <a name="l00250"></a>00250 <span class="keywordflow">return</span> 0;
215 <a name="l00251"></a>00251 }
216 <a name="l00252"></a>00252
217 <a name="l00253"></a>00253 <span class="keyword">static</span> <span class="keywordtype">int</span>
218 <a name="l00254"></a>00254 _check(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keyword">const</span> <span class="keywordtype">char</span> *istr, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ilen, <span class="keywordtype">char</span> *ostr, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> olen)
219 <a name="l00255"></a>00255 {
220 <a name="l00256"></a>00256 <span class="keywordtype">char</span> *inbuf, *outbuf;
221 <a name="l00257"></a>00257 <span class="keywordtype">size_t</span> r, inlen, outlen;
222 <a name="l00258"></a>00258
223 <a name="l00259"></a>00259 <span class="keywordflow">if</span> (lcc->check == (iconv_t)-1)
224 <a name="l00260"></a>00260 <span class="keywordflow">return</span> -1;
225 <a name="l00261"></a>00261
226 <a name="l00262"></a>00262 inbuf = (<span class="keywordtype">char</span> *)istr;
227 <a name="l00263"></a>00263 inlen = ilen;
228 <a name="l00264"></a>00264 outbuf = ostr;
229 <a name="l00265"></a>00265 outlen = olen;
230 <a name="l00266"></a>00266
231 <a name="l00267"></a>00267 iconv(lcc->check, NULL, NULL, NULL, NULL);
232 <a name="l00268"></a>00268 r = iconv(lcc->check, &inbuf, &inlen, &outbuf, &outlen);
233 <a name="l00269"></a>00269 <span class="keywordflow">if</span> (r == (<span class="keywordtype">size_t</span>)-1)
234 <a name="l00270"></a>00270 <span class="keywordflow">return</span> -1;
235 <a name="l00271"></a>00271 <span class="keywordflow">else</span>
236 <a name="l00272"></a>00272 <span class="keywordflow">return</span> 0;
237 <a name="l00273"></a>00273 }
238 <a name="l00274"></a>00274
239 <a name="l00275"></a>00275 <span class="keyword">static</span> <span class="keywordtype">int</span>
240 <a name="l00276"></a>00276 _conv(iconv_t cd, <span class="keywordtype">char</span> **p_str, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *p_len, <span class="keywordtype">char</span> *ostr, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> olen)
241 <a name="l00277"></a>00277 {
242 <a name="l00278"></a>00278 <span class="keywordtype">char</span> *inbuf, *outbuf;
243 <a name="l00279"></a>00279 <span class="keywordtype">size_t</span> r, inlen, outlen;
244 <a name="l00280"></a>00280
245 <a name="l00281"></a>00281 inbuf = *p_str;
246 <a name="l00282"></a>00282 inlen = *p_len;
247 <a name="l00283"></a>00283 outbuf = ostr;
248 <a name="l00284"></a>00284 outlen = olen;
249 <a name="l00285"></a>00285
250 <a name="l00286"></a>00286 iconv(cd, NULL, NULL, NULL, NULL);
251 <a name="l00287"></a>00287 r = iconv(cd, &inbuf, &inlen, &outbuf, &outlen);
252 <a name="l00288"></a>00288 <span class="keywordflow">if</span> (r == (<span class="keywordtype">size_t</span>)-1)
253 <a name="l00289"></a>00289 <span class="keywordflow">return</span> -1;
254 <a name="l00290"></a>00290
255 <a name="l00291"></a>00291 *p_len = olen - outlen;
256 <a name="l00292"></a>00292 free(*p_str);
257 <a name="l00293"></a>00293 *p_str = ostr;
258 <a name="l00294"></a>00294
259 <a name="l00295"></a>00295 outbuf = realloc(*p_str, *p_len + 1);
260 <a name="l00296"></a>00296 <span class="keywordflow">if</span> (!outbuf)
261 <a name="l00297"></a>00297 perror(<span class="stringliteral">"realloc"</span>);
262 <a name="l00298"></a>00298 <span class="keywordflow">else</span>
263 <a name="l00299"></a>00299 *p_str = outbuf;
264 <a name="l00300"></a>00300
265 <a name="l00301"></a>00301 (*p_str)[*p_len] = <span class="charliteral">'\0'</span>;
266 <a name="l00302"></a>00302
267 <a name="l00303"></a>00303 <span class="keywordflow">return</span> 0;
268 <a name="l00304"></a>00304 }
269 <a name="l00305"></a>00305
270 <a name="l00306"></a>00306 <span class="keyword">static</span> <span class="keywordtype">void</span>
271 <a name="l00307"></a>00307 _fix_non_ascii(<span class="keywordtype">char</span> *s, <span class="keywordtype">int</span> len)
272 <a name="l00308"></a>00308 {
273 <a name="l00309"></a>00309 <span class="keywordflow">for</span> (; len > 0; len--, s++)
274 <a name="l00310"></a>00310 <span class="keywordflow">if</span> (!isprint(*s))
275 <a name="l00311"></a>00311 *s = <span class="charliteral">'?'</span>;
276 <a name="l00312"></a>00312 }
277 <a name="l00313"></a>00313
278 <a name="l00327"></a>00327 <span class="keywordtype">int</span>
279 <a name="l00328"></a><a class="code" href="lightmediascanner__charset__conv_8c.html#35b728d3c5cb940027ebc47589971b25">00328</a> <a class="code" href="lightmediascanner__charset__conv_8c.html#35b728d3c5cb940027ebc47589971b25">lms_charset_conv</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keywordtype">char</span> **p_str, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *p_len)
280 <a name="l00329"></a>00329 {
281 <a name="l00330"></a>00330 <span class="keywordtype">char</span> *outstr;
282 <a name="l00331"></a>00331 <span class="keywordtype">int</span> i, outlen;
283 <a name="l00332"></a>00332
284 <a name="l00333"></a>00333 <span class="keywordflow">if</span> (!lcc)
285 <a name="l00334"></a>00334 <span class="keywordflow">return</span> -1;
286 <a name="l00335"></a>00335 <span class="keywordflow">if</span> (!p_str)
287 <a name="l00336"></a>00336 <span class="keywordflow">return</span> -2;
288 <a name="l00337"></a>00337 <span class="keywordflow">if</span> (!p_len)
289 <a name="l00338"></a>00338 <span class="keywordflow">return</span> -3;
290 <a name="l00339"></a>00339 <span class="keywordflow">if</span> (!*p_str || !*p_len)
291 <a name="l00340"></a>00340 <span class="keywordflow">return</span> 0;
292 <a name="l00341"></a>00341
293 <a name="l00342"></a>00342 outlen = 2 * *p_len;
294 <a name="l00343"></a>00343 outstr = malloc(outlen + 1);
295 <a name="l00344"></a>00344 <span class="keywordflow">if</span> (!outstr) {
296 <a name="l00345"></a>00345 perror(<span class="stringliteral">"malloc"</span>);
297 <a name="l00346"></a>00346 <span class="keywordflow">return</span> -4;
298 <a name="l00347"></a>00347 }
299 <a name="l00348"></a>00348
300 <a name="l00349"></a>00349 <span class="keywordflow">if</span> (_check(lcc, *p_str, *p_len, outstr, outlen) == 0) {
301 <a name="l00350"></a>00350 free(outstr);
302 <a name="l00351"></a>00351 <span class="keywordflow">return</span> 0;
303 <a name="l00352"></a>00352 }
304 <a name="l00353"></a>00353
305 <a name="l00354"></a>00354 <span class="keywordflow">for</span> (i = 0; i < lcc->size; i++)
306 <a name="l00355"></a>00355 <span class="keywordflow">if</span> (_conv(lcc->convs[i], p_str, p_len, outstr, outlen) == 0)
307 <a name="l00356"></a>00356 <span class="keywordflow">return</span> 0;
308 <a name="l00357"></a>00357
309 <a name="l00358"></a>00358 <span class="keywordflow">if</span> (lcc->fallback == (iconv_t)-1)
310 <a name="l00359"></a>00359 <span class="keywordflow">return</span> -5;
311 <a name="l00360"></a>00360
312 <a name="l00361"></a>00361 fprintf(stderr,
313 <a name="l00362"></a>00362 <span class="stringliteral">"WARNING: could not convert '%*s' to any charset, use fallback\n"</span>,
314 <a name="l00363"></a>00363 *p_len, *p_str);
315 <a name="l00364"></a>00364 i = _conv(lcc->fallback, p_str, p_len, outstr, outlen);
316 <a name="l00365"></a>00365 <span class="keywordflow">if</span> (i < 0) {
317 <a name="l00366"></a>00366 _fix_non_ascii(*p_str, *p_len);
318 <a name="l00367"></a>00367 free(outstr);
319 <a name="l00368"></a>00368 }
320 <a name="l00369"></a>00369 <span class="keywordflow">return</span> i;
321 <a name="l00370"></a>00370 }
322 <a name="l00371"></a>00371
323 <a name="l00385"></a>00385 <span class="keywordtype">int</span>
324 <a name="l00386"></a><a class="code" href="lightmediascanner__charset__conv_8c.html#8ea844f16120ba4000b7b142192e91e4">00386</a> <a class="code" href="lightmediascanner__charset__conv_8c.html#8ea844f16120ba4000b7b142192e91e4">lms_charset_conv_force</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keywordtype">char</span> **p_str, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *p_len)
325 <a name="l00387"></a>00387 {
326 <a name="l00388"></a>00388 <span class="keywordtype">char</span> *outstr;
327 <a name="l00389"></a>00389 <span class="keywordtype">int</span> i, outlen;
328 <a name="l00390"></a>00390
329 <a name="l00391"></a>00391 <span class="keywordflow">if</span> (!lcc)
330 <a name="l00392"></a>00392 <span class="keywordflow">return</span> -1;
331 <a name="l00393"></a>00393 <span class="keywordflow">if</span> (!p_str)
332 <a name="l00394"></a>00394 <span class="keywordflow">return</span> -2;
333 <a name="l00395"></a>00395 <span class="keywordflow">if</span> (!p_len)
334 <a name="l00396"></a>00396 <span class="keywordflow">return</span> -3;
335 <a name="l00397"></a>00397 <span class="keywordflow">if</span> (!*p_str || !*p_len)
336 <a name="l00398"></a>00398 <span class="keywordflow">return</span> 0;
337 <a name="l00399"></a>00399
338 <a name="l00400"></a>00400 outlen = 2 * *p_len;
339 <a name="l00401"></a>00401 outstr = malloc(outlen + 1);
340 <a name="l00402"></a>00402 <span class="keywordflow">if</span> (!outstr) {
341 <a name="l00403"></a>00403 perror(<span class="stringliteral">"malloc"</span>);
342 <a name="l00404"></a>00404 <span class="keywordflow">return</span> -4;
343 <a name="l00405"></a>00405 }
344 <a name="l00406"></a>00406
345 <a name="l00407"></a>00407 <span class="keywordflow">for</span> (i = 0; i < lcc->size; i++)
346 <a name="l00408"></a>00408 <span class="keywordflow">if</span> (_conv(lcc->convs[i], p_str, p_len, outstr, outlen) == 0)
347 <a name="l00409"></a>00409 <span class="keywordflow">return</span> 0;
348 <a name="l00410"></a>00410
349 <a name="l00411"></a>00411 <span class="keywordflow">if</span> (lcc->fallback == (iconv_t)-1)
350 <a name="l00412"></a>00412 <span class="keywordflow">return</span> -5;
351 <a name="l00413"></a>00413
352 <a name="l00414"></a>00414 fprintf(stderr,
353 <a name="l00415"></a>00415 <span class="stringliteral">"WARNING: could not convert '%*s' to any charset, use fallback\n"</span>,
354 <a name="l00416"></a>00416 *p_len, *p_str);
355 <a name="l00417"></a>00417 i = _conv(lcc->fallback, p_str, p_len, outstr, outlen);
356 <a name="l00418"></a>00418 <span class="keywordflow">if</span> (i < 0) {
357 <a name="l00419"></a>00419 _fix_non_ascii(*p_str, *p_len);
358 <a name="l00420"></a>00420 free(outstr);
359 <a name="l00421"></a>00421 }
360 <a name="l00422"></a>00422 <span class="keywordflow">return</span> i;
361 <a name="l00423"></a>00423 }
362 <a name="l00424"></a>00424
363 <a name="l00439"></a>00439 <span class="keywordtype">int</span>
364 <a name="l00440"></a><a class="code" href="lightmediascanner__charset__conv_8c.html#f069b89e828896690fdd919e5b042c7d">00440</a> <a class="code" href="lightmediascanner__charset__conv_8c.html#f069b89e828896690fdd919e5b042c7d">lms_charset_conv_check</a>(<a class="code" href="group__LMS__CHARSET.html#g50e57a19bb3d062fe7eea437a8b8e949">lms_charset_conv_t</a> *lcc, <span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len)
365 <a name="l00441"></a>00441 {
366 <a name="l00442"></a>00442 <span class="keywordtype">char</span> *outstr;
367 <a name="l00443"></a>00443 <span class="keywordtype">int</span> r, outlen;
368 <a name="l00444"></a>00444
369 <a name="l00445"></a>00445 <span class="keywordflow">if</span> (!lcc)
370 <a name="l00446"></a>00446 <span class="keywordflow">return</span> -1;
371 <a name="l00447"></a>00447 <span class="keywordflow">if</span> (!str || !len)
372 <a name="l00448"></a>00448 <span class="keywordflow">return</span> 0;
373 <a name="l00449"></a>00449
374 <a name="l00450"></a>00450 outlen = 2 * len;
375 <a name="l00451"></a>00451 outstr = malloc(outlen);
376 <a name="l00452"></a>00452 <span class="keywordflow">if</span> (!outstr) {
377 <a name="l00453"></a>00453 perror(<span class="stringliteral">"malloc"</span>);
378 <a name="l00454"></a>00454 <span class="keywordflow">return</span> -2;
379 <a name="l00455"></a>00455 }
380 <a name="l00456"></a>00456
381 <a name="l00457"></a>00457 r = _check(lcc, str, len, outstr, outlen);
382 <a name="l00458"></a>00458 free(outstr);
383 <a name="l00459"></a>00459 <span class="keywordflow">return</span> r;
384 <a name="l00460"></a>00460 }
386 <hr size="1"><address style="text-align: right;"><small>Generated on Wed Apr 22 23:56:01 2009 for Light Media Scanner by
387 <a href="http://www.doxygen.org/index.html">
388 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>