int maildir_search_start_str_chset(struct maildir_searchengine *engine,
const char *string,
const char *chset)
{
#define SPC(s) ((s) == ' '|| (s) == '\t' || (s) == '\r' || (s) == '\n')
unicode_char *ucptr;
size_t ucsize;
unicode_convert_handle_t h=unicode_convert_tou_init(chset, &ucptr,
&ucsize, 1);
size_t i, j;
int rc;
if (h == NULL)
return -1;
if (unicode_convert(h, string, strlen(string)))
{
unicode_convert_deinit(h, NULL);
return -1;
}
if (unicode_convert_deinit(h, NULL))
return -1;
for (i=j=0; ucptr[i]; )
{
while (SPC(ucptr[i]))
++i;
if (!ucptr[i])
break;
while (ucptr[i])
{
ucptr[j]=unicode_lc(ucptr[i]);
++j;
if (SPC(ucptr[i]))
break;
++i;
}
}
while (j > 0 && SPC(ucptr[j-1]))
--j;
ucptr[j]=0;
rc=maildir_search_start_unicode(engine, ucptr);
free(ucptr);
return rc;
}
static char *tolower_func(const struct unicode_info *u,
const char *cp, int *ip)
{
unicode_char *uc=unicode_utf8_tou(cp, ip), *p;
char *s;
if (!uc) return (0);
for (p=uc; *p; p++)
*p=unicode_lc(*p);
s=unicode_utf8_fromu(uc, ip);
free(uc);
return (s);
}
static char *tolower_func(const struct unicode_info *u,
const char *cp, int *ip)
{
unicode_char *uc=c2u(u, cp, ip);
char *s;
int dummy;
unsigned i;
if (!uc)
return (NULL);
for (i=0; uc[i]; i++)
{
unicode_char c=unicode_lc(uc[i]);
if (revlookup(c))
uc[i]=c;
}
s=u2c(u, uc, &dummy);
free(uc);
return (s);
}
