333 lines
8.2 KiB
C++
333 lines
8.2 KiB
C++
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#line 1 "hb-buffer-deserialize-text-unicode.rl"
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/*
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* Copyright © 2013 Google, Inc.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Google Author(s): Behdad Esfahbod
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*/
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#ifndef HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH
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#define HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH
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#include "hb.hh"
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#line 36 "hb-buffer-deserialize-text-unicode.hh"
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static const unsigned char _deserialize_text_unicode_trans_keys[] = {
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0u, 0u, 9u, 117u, 43u, 102u, 48u, 102u, 48u, 57u, 9u, 124u, 9u, 124u, 9u, 124u,
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9u, 124u, 0
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};
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static const char _deserialize_text_unicode_key_spans[] = {
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0, 109, 60, 55, 10, 116, 116, 116,
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116
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};
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static const short _deserialize_text_unicode_index_offsets[] = {
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0, 0, 110, 171, 227, 238, 355, 472,
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589
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};
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static const char _deserialize_text_unicode_indicies[] = {
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0, 0, 0, 0, 0, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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0, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 2, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 2, 1, 3,
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1, 1, 1, 1, 4, 4, 4, 4,
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4, 4, 4, 4, 4, 4, 1, 1,
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1, 1, 1, 1, 1, 4, 4, 4,
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4, 4, 4, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 4, 4, 4,
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4, 4, 4, 1, 4, 4, 4, 4,
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4, 4, 4, 4, 4, 4, 1, 1,
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1, 1, 1, 1, 1, 4, 4, 4,
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4, 4, 4, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 4, 4, 4,
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4, 4, 4, 1, 5, 6, 6, 6,
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6, 6, 6, 6, 6, 6, 1, 7,
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7, 7, 7, 7, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 7, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 8, 8,
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8, 8, 8, 8, 8, 8, 8, 8,
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1, 1, 1, 9, 1, 1, 1, 8,
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8, 8, 8, 8, 8, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 8,
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8, 8, 8, 8, 8, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 10, 1, 11, 11, 11, 11,
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11, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 11, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 0,
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1, 12, 12, 12, 12, 12, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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12, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 13, 1, 12, 12,
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12, 12, 12, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 12, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 14, 14, 14,
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14, 14, 14, 14, 14, 14, 14, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 13, 1, 0
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};
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static const char _deserialize_text_unicode_trans_targs[] = {
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1, 0, 2, 3, 5, 7, 8, 6,
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5, 4, 1, 6, 6, 1, 8
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};
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static const char _deserialize_text_unicode_trans_actions[] = {
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0, 0, 1, 0, 2, 2, 2, 3,
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0, 4, 3, 0, 5, 5, 0
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};
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static const char _deserialize_text_unicode_eof_actions[] = {
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0, 0, 0, 0, 0, 3, 0, 5,
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5
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};
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static const int deserialize_text_unicode_start = 1;
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static const int deserialize_text_unicode_first_final = 5;
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static const int deserialize_text_unicode_error = 0;
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static const int deserialize_text_unicode_en_main = 1;
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#line 79 "hb-buffer-deserialize-text-unicode.rl"
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static hb_bool_t
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_hb_buffer_deserialize_text_unicode (hb_buffer_t *buffer,
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const char *buf,
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unsigned int buf_len,
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const char **end_ptr,
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hb_font_t *font)
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{
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const char *p = buf, *pe = buf + buf_len, *eof = pe, *orig_pe = pe;
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while (p < pe && ISSPACE (*p))
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p++;
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if (p < pe && *p == (buffer->len ? '|' : '<'))
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*end_ptr = ++p;
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const char *end = strchr ((char *) p, '>');
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if (end)
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pe = eof = end;
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else
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{
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end = strrchr ((char *) p, '|');
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if (end)
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pe = eof = end;
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else
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pe = eof = p;
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}
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const char *tok = nullptr;
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int cs;
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hb_glyph_info_t info = {0};
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const hb_glyph_position_t pos = {0};
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#line 201 "hb-buffer-deserialize-text-unicode.hh"
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{
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cs = deserialize_text_unicode_start;
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}
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#line 206 "hb-buffer-deserialize-text-unicode.hh"
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{
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int _slen;
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int _trans;
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const unsigned char *_keys;
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const char *_inds;
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if ( p == pe )
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goto _test_eof;
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if ( cs == 0 )
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goto _out;
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_resume:
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_keys = _deserialize_text_unicode_trans_keys + (cs<<1);
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_inds = _deserialize_text_unicode_indicies + _deserialize_text_unicode_index_offsets[cs];
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_slen = _deserialize_text_unicode_key_spans[cs];
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_trans = _inds[ _slen > 0 && _keys[0] <=(*p) &&
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(*p) <= _keys[1] ?
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(*p) - _keys[0] : _slen ];
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cs = _deserialize_text_unicode_trans_targs[_trans];
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if ( _deserialize_text_unicode_trans_actions[_trans] == 0 )
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goto _again;
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switch ( _deserialize_text_unicode_trans_actions[_trans] ) {
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case 1:
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#line 38 "hb-buffer-deserialize-text-unicode.rl"
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{
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hb_memset (&info, 0, sizeof (info));
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}
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break;
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case 2:
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#line 51 "hb-buffer-deserialize-text-unicode.rl"
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{
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tok = p;
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}
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break;
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case 4:
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#line 55 "hb-buffer-deserialize-text-unicode.rl"
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{if (!parse_hex (tok, p, &info.codepoint )) return false; }
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break;
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case 3:
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#line 55 "hb-buffer-deserialize-text-unicode.rl"
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{if (!parse_hex (tok, p, &info.codepoint )) return false; }
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#line 42 "hb-buffer-deserialize-text-unicode.rl"
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{
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buffer->add_info (info);
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if (unlikely (!buffer->successful))
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return false;
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if (buffer->have_positions)
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buffer->pos[buffer->len - 1] = pos;
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*end_ptr = p;
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}
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break;
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case 5:
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#line 57 "hb-buffer-deserialize-text-unicode.rl"
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{ if (!parse_uint (tok, p, &info.cluster )) return false; }
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#line 42 "hb-buffer-deserialize-text-unicode.rl"
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{
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buffer->add_info (info);
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if (unlikely (!buffer->successful))
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return false;
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if (buffer->have_positions)
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buffer->pos[buffer->len - 1] = pos;
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*end_ptr = p;
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}
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break;
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#line 273 "hb-buffer-deserialize-text-unicode.hh"
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}
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_again:
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if ( cs == 0 )
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goto _out;
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if ( ++p != pe )
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goto _resume;
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_test_eof: {}
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if ( p == eof )
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{
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switch ( _deserialize_text_unicode_eof_actions[cs] ) {
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case 3:
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#line 55 "hb-buffer-deserialize-text-unicode.rl"
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{if (!parse_hex (tok, p, &info.codepoint )) return false; }
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#line 42 "hb-buffer-deserialize-text-unicode.rl"
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{
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buffer->add_info (info);
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if (unlikely (!buffer->successful))
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return false;
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if (buffer->have_positions)
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buffer->pos[buffer->len - 1] = pos;
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*end_ptr = p;
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}
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break;
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case 5:
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#line 57 "hb-buffer-deserialize-text-unicode.rl"
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{ if (!parse_uint (tok, p, &info.cluster )) return false; }
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#line 42 "hb-buffer-deserialize-text-unicode.rl"
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{
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buffer->add_info (info);
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if (unlikely (!buffer->successful))
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return false;
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if (buffer->have_positions)
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buffer->pos[buffer->len - 1] = pos;
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*end_ptr = p;
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}
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break;
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#line 311 "hb-buffer-deserialize-text-unicode.hh"
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}
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}
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_out: {}
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}
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#line 115 "hb-buffer-deserialize-text-unicode.rl"
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if (pe < orig_pe && *pe == '>')
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{
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pe++;
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if (p == pe)
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p++;
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}
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*end_ptr = p;
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return p == pe;
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}
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#endif /* HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH */
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