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/*
** Copyright 2011 Double Precision, Inc.
** See COPYING for distribution information.
**
*/
#include "unicode_config.h"
#include "courier-unicode.h"
#include <stdlib.h>
struct i {
size_t n_start;
size_t n_size;
char32_t v;
};
#include "unicode_htmlent.h"
static int compar(const void *key, const void *obj)
{
size_t j;
const char *p=n + ((const struct i *)obj)->n_start;
const char *ckey=(const char *)key;
for (j=0; j<((const struct i *)obj)->n_size; ++j)
{
if (*ckey < *p)
return -1;
if (*ckey > *p)
return 1;
++p;
++ckey;
}
if (*ckey)
return 1;
return 0;
}
char32_t unicode_html40ent_lookup(const char *n)
{
const struct i *ptr;
if (*n == '#')
{
const char *p=n;
char32_t uc;
char *endptr;
++p;
if (*p == 'x' || *p == 'X')
{
if (*++p)
{
uc=strtoull(p, &endptr, 16);
if (*endptr == 0)
return uc;
}
}
uc=strtoull(p, &endptr, 10);
if (*endptr == 0)
return uc;
}
ptr=(const struct i *)bsearch(n, ii,
sizeof(ii)/sizeof(ii[0]),
sizeof(ii[0]), compar);
if (ptr)
return ptr->v;
return 0;
}
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