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flutter / third_party / harfbuzz / b36b100ef1c94012456c807167b2ac07443380ce / . / src / hb-buffer-deserialize-text-unicode.hh
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#line 1 "hb-buffer-deserialize-text-unicode.rl"
/*
* Copyright © 2013 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH
#define HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH
#include "hb.hh"
#line 33 "hb-buffer-deserialize-text-unicode.hh"
static const unsigned char _deserialize_text_unicode_trans_keys[] = {
0u, 0u, 9u, 117u, 43u, 102u, 48u, 102u, 48u, 57u, 9u, 124u, 9u, 124u, 9u, 124u,
9u, 124u, 0
};
static const char _deserialize_text_unicode_key_spans[] = {
0, 109, 60, 55, 10, 116, 116, 116,
116
};
static const short _deserialize_text_unicode_index_offsets[] = {
0, 0, 110, 171, 227, 238, 355, 472,
589
};
static const char _deserialize_text_unicode_indicies[] = {
0, 0, 0, 0, 0, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 2, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 2, 1, 3,
1, 1, 1, 1, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 1, 1,
1, 1, 1, 1, 1, 4, 4, 4,
4, 4, 4, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 4, 4, 4,
4, 4, 4, 1, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 1, 1,
1, 1, 1, 1, 1, 4, 4, 4,
4, 4, 4, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 4, 4, 4,
4, 4, 4, 1, 5, 6, 6, 6,
6, 6, 6, 6, 6, 6, 1, 7,
7, 7, 7, 7, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 7, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 8, 8,
8, 8, 8, 8, 8, 8, 8, 8,
1, 1, 1, 9, 1, 1, 1, 8,
8, 8, 8, 8, 8, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 8,
8, 8, 8, 8, 8, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 10, 1, 11, 11, 11, 11,
11, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 11, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 0,
1, 12, 12, 12, 12, 12, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
12, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 13, 1, 12, 12,
12, 12, 12, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 12, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 14, 14, 14,
14, 14, 14, 14, 14, 14, 14, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 13, 1, 0
};
static const char _deserialize_text_unicode_trans_targs[] = {
1, 0, 2, 3, 5, 7, 8, 6,
5, 4, 1, 6, 6, 1, 8
};
static const char _deserialize_text_unicode_trans_actions[] = {
0, 0, 1, 0, 2, 2, 2, 3,
0, 4, 3, 0, 5, 5, 0
};
static const char _deserialize_text_unicode_eof_actions[] = {
0, 0, 0, 0, 0, 3, 0, 5,
5
};
static const int deserialize_text_unicode_start = 1;
static const int deserialize_text_unicode_first_final = 5;
static const int deserialize_text_unicode_error = 0;
static const int deserialize_text_unicode_en_main = 1;
#line 79 "hb-buffer-deserialize-text-unicode.rl"
static hb_bool_t
_hb_buffer_deserialize_text_unicode (hb_buffer_t *buffer,
const char *buf,
unsigned int buf_len,
const char **end_ptr,
hb_font_t *font)
{
const char *p = buf, *pe = buf + buf_len, *eof = pe, *orig_pe = pe;
while (p < pe && ISSPACE (*p))
p++;
if (p < pe && *p == (buffer->len ? '|' : '<'))
*end_ptr = ++p;
const char *end = strchr ((char *) p, '>');
if (end)
pe = eof = end;
else
{
end = strrchr ((char *) p, '|');
if (end)
pe = eof = end;
else
pe = eof = p;
}
const char *tok = nullptr;
int cs;
hb_glyph_info_t info = {0};
const hb_glyph_position_t pos = {0};
#line 194 "hb-buffer-deserialize-text-unicode.hh"
{
cs = deserialize_text_unicode_start;
}
#line 197 "hb-buffer-deserialize-text-unicode.hh"
{
int _slen;
int _trans;
const unsigned char *_keys;
const char *_inds;
if ( p == pe )
goto _test_eof;
if ( cs == 0 )
goto _out;
_resume:
_keys = _deserialize_text_unicode_trans_keys + (cs<<1);
_inds = _deserialize_text_unicode_indicies + _deserialize_text_unicode_index_offsets[cs];
_slen = _deserialize_text_unicode_key_spans[cs];
_trans = _inds[ _slen > 0 && _keys[0] <=(*p) &&
(*p) <= _keys[1] ?
(*p) - _keys[0] : _slen ];
cs = _deserialize_text_unicode_trans_targs[_trans];
if ( _deserialize_text_unicode_trans_actions[_trans] == 0 )
goto _again;
switch ( _deserialize_text_unicode_trans_actions[_trans] ) {
case 1:
#line 38 "hb-buffer-deserialize-text-unicode.rl"
{
hb_memset (&info, 0, sizeof (info));
}
break;
case 2:
#line 51 "hb-buffer-deserialize-text-unicode.rl"
{
tok = p;
}
break;
case 4:
#line 55 "hb-buffer-deserialize-text-unicode.rl"
{if (!parse_hex (tok, p, &info.codepoint )) return false; }
break;
case 3:
#line 55 "hb-buffer-deserialize-text-unicode.rl"
{if (!parse_hex (tok, p, &info.codepoint )) return false; }
#line 42 "hb-buffer-deserialize-text-unicode.rl"
{
buffer->add_info (info);
if (unlikely (!buffer->successful))
return false;
if (buffer->have_positions)
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 5:
#line 57 "hb-buffer-deserialize-text-unicode.rl"
{ if (!parse_uint (tok, p, &info.cluster )) return false; }
#line 42 "hb-buffer-deserialize-text-unicode.rl"
{
buffer->add_info (info);
if (unlikely (!buffer->successful))
return false;
if (buffer->have_positions)
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
#line 256 "hb-buffer-deserialize-text-unicode.hh"
}
_again:
if ( cs == 0 )
goto _out;
if ( ++p != pe )
goto _resume;
_test_eof: {}
if ( p == eof )
{
switch ( _deserialize_text_unicode_eof_actions[cs] ) {
case 3:
#line 55 "hb-buffer-deserialize-text-unicode.rl"
{if (!parse_hex (tok, p, &info.codepoint )) return false; }
#line 42 "hb-buffer-deserialize-text-unicode.rl"
{
buffer->add_info (info);
if (unlikely (!buffer->successful))
return false;
if (buffer->have_positions)
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 5:
#line 57 "hb-buffer-deserialize-text-unicode.rl"
{ if (!parse_uint (tok, p, &info.cluster )) return false; }
#line 42 "hb-buffer-deserialize-text-unicode.rl"
{
buffer->add_info (info);
if (unlikely (!buffer->successful))
return false;
if (buffer->have_positions)
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
#line 289 "hb-buffer-deserialize-text-unicode.hh"
}
}
_out: {}
}
#line 115 "hb-buffer-deserialize-text-unicode.rl"
if (pe < orig_pe && *pe == '>')
{
pe++;
if (p == pe)
p++;
}
*end_ptr = p;
return p == pe;
}
#endif /* HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH */