1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
#include "libguess.h"
mowgli_patricia_t *guess_impl_list = NULL;
void strcasecanon(char *str)
{
while (*str)
{
*str = toupper(*str);
str++;
}
}
static void
guess_impl_register(const char *lang, guess_impl_f impl)
{
return_if_fail(guess_impl_list != NULL);
mowgli_patricia_add(guess_impl_list, lang, impl);
}
void
libguess_init(void)
{
/* check if already initialized */
if (guess_impl_list != NULL)
return;
guess_impl_list = mowgli_patricia_create(strcasecanon);
guess_impl_register(GUESS_REGION_JP, guess_jp);
guess_impl_register(GUESS_REGION_TW, guess_tw);
guess_impl_register(GUESS_REGION_CN, guess_cn);
guess_impl_register(GUESS_REGION_KR, guess_kr);
guess_impl_register(GUESS_REGION_RU, guess_ru);
guess_impl_register(GUESS_REGION_AR, guess_ar);
guess_impl_register(GUESS_REGION_TR, guess_tr);
guess_impl_register(GUESS_REGION_GR, guess_gr);
guess_impl_register(GUESS_REGION_HW, guess_hw);
guess_impl_register(GUESS_REGION_PL, guess_pl);
guess_impl_register(GUESS_REGION_BL, guess_bl);
}
const char *
libguess_determine_encoding(const char *inbuf, int buflen, const char *lang)
{
guess_impl_f impl;
libguess_init();
impl = mowgli_patricia_retrieve(guess_impl_list, lang);
if (impl != NULL)
return impl(inbuf, buflen);
/* TODO: try other languages as fallback? */
return NULL;
}
|