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state.h
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1/*
2 * Copyright (C) 2018-2020 Alexander Borisov
3 *
4 * Author: Alexander Borisov <borisov@lexbor.com>
5 */
6
7#ifndef LEXBOR_HTML_TOKENIZER_STATE_H
8#define LEXBOR_HTML_TOKENIZER_STATE_H
9
10#ifdef __cplusplus
11extern "C" {
12#endif
13
14#include "lexbor/html/tokenizer.h"
15
16#define lxb_html_tokenizer_state_begin_set(tkz, v_data) \
17 (tkz->begin = v_data)
18
19#define lxb_html_tokenizer_state_append_data_m(tkz, v_data) \
20 do { \
21 if (lxb_html_tokenizer_temp_append_data(tkz, v_data)) { \
22 return end; \
23 } \
24 } \
25 while (0)
26
27#define lxb_html_tokenizer_state_append_m(tkz, v_data, size) \
28 do { \
29 if (lxb_html_tokenizer_temp_append(tkz, (const lxb_char_t *) (v_data), \
30 (size))) \
31 { \
32 return end; \
33 } \
34 } \
35 while (0)
36
37#define lxb_html_tokenizer_state_append_replace_m(tkz) \
38 do { \
39 if (lxb_html_tokenizer_temp_append(tkz, \
40 lexbor_str_res_ansi_replacement_character, \
41 sizeof(lexbor_str_res_ansi_replacement_character) - 1))\
42 { \
43 return end; \
44 } \
45 } \
46 while (0)
47
48#define lxb_html_tokenizer_state_set_tag_m(tkz, _start, _end) \
49 do { \
50 const lxb_tag_data_t *tag; \
51 tag = lxb_tag_append_lower(tkz->tags, (_start), (_end) - (_start)); \
52 if (tag == NULL) { \
53 tkz->status = LXB_STATUS_ERROR_MEMORY_ALLOCATION; \
54 return end; \
55 } \
56 tkz->token->tag_id = tag->tag_id; \
57 } \
58 while (0)
59
60#define lxb_html_tokenizer_state_set_name_m(tkz) \
61 do { \
62 lxb_dom_attr_data_t *data; \
63 data = lxb_dom_attr_local_name_append(tkz->attrs, tkz->start, \
64 tkz->pos - tkz->start); \
65 if (data == NULL) { \
66 tkz->status = LXB_STATUS_ERROR_MEMORY_ALLOCATION; \
67 return end; \
68 } \
69 tkz->token->attr_last->name = data; \
70 } \
71 while (0)
72
73#define lxb_html_tokenizer_state_set_value_m(tkz) \
74 do { \
75 lxb_html_token_attr_t *attr = tkz->token->attr_last; \
76 \
77 attr->value_size = (size_t) (tkz->pos - tkz->start); \
78 \
79 attr->value = lexbor_mraw_alloc(tkz->attrs_mraw, attr->value_size + 1);\
80 if (attr->value == NULL) { \
81 tkz->status = LXB_STATUS_ERROR_MEMORY_ALLOCATION; \
82 return end; \
83 } \
84 memcpy(attr->value, tkz->start, attr->value_size); \
85 attr->value[attr->value_size] = 0x00; \
86 } \
87 while (0)
88
89#define lxb_html_tokenizer_state_token_set_begin(tkz, v_begin) \
90 do { \
91 tkz->pos = tkz->start; \
92 tkz->token->begin = v_begin; \
93 tkz->token->line = tkz->current_line; \
94 tkz->token->column = tkz->current_column; \
95 } \
96 while (0)
97
98#define lxb_html_tokenizer_state_token_set_end(tkz, v_end) \
99 (tkz->token->end = v_end)
100
101#define lxb_html_tokenizer_state_token_set_end_down(tkz, v_end, offset) \
102 do { \
103 tkz->token->end = lexbor_in_node_pos_down(tkz->incoming_node, NULL, \
104 v_end, offset); \
105 } \
106 while (0)
107
108#define lxb_html_tokenizer_state_token_set_end_oef(tkz) \
109 (tkz->token->end = tkz->last)
110
111#define lxb_html_tokenizer_state_token_attr_add_m(tkz, attr, v_return) \
112 do { \
113 attr = lxb_html_token_attr_append(tkz->token, tkz->dobj_token_attr); \
114 if (attr == NULL) { \
115 tkz->status = LXB_STATUS_ERROR_MEMORY_ALLOCATION; \
116 return v_return; \
117 } \
118 } \
119 while (0)
120
121#define lxb_html_tokenizer_state_token_attr_set_name_begin(tkz, v_begin) \
122 do { \
123 tkz->pos = tkz->start; \
124 tkz->token->attr_last->name_begin = v_begin; \
125 } \
126 while (0)
127
128#define lxb_html_tokenizer_state_token_attr_set_name_end(tkz, v_end) \
129 (tkz->token->attr_last->name_end = v_end)
130
131#define lxb_html_tokenizer_state_token_attr_set_name_end_oef(tkz) \
132 (tkz->token->attr_last->name_end = tkz->last)
133
134#define lxb_html_tokenizer_state_token_attr_set_value_begin(tkz, v_begin) \
135 do { \
136 tkz->pos = tkz->start; \
137 tkz->token->attr_last->value_begin = v_begin; \
138 } \
139 while (0)
140
141#define lxb_html_tokenizer_state_token_attr_set_value_end(tkz, v_end) \
142 (tkz->token->attr_last->value_end = v_end)
143
144#define lxb_html_tokenizer_state_token_attr_set_value_end_oef(tkz) \
145 (tkz->token->attr_last->value_end = tkz->last)
146
147#define _lxb_html_tokenizer_state_token_done_m(tkz, v_end) \
148 tkz->token = tkz->callback_token_done(tkz, tkz->token, \
149 tkz->callback_token_ctx); \
150 if (tkz->token == NULL) { \
151 if (tkz->status == LXB_STATUS_OK) { \
152 tkz->status = LXB_STATUS_ERROR; \
153 } \
154 return v_end; \
155 }
156
157#define lxb_html_tokenizer_state_token_done_m(tkz, v_end) \
158 do { \
159 if (tkz->token->begin != tkz->token->end) { \
160 _lxb_html_tokenizer_state_token_done_m(tkz, v_end) \
161 } \
162 lxb_html_token_clean(tkz->token); \
163 tkz->pos = tkz->start; \
164 } \
165 while (0)
166
167#define lxb_html_tokenizer_state_token_done_wo_check_m(tkz, v_end) \
168 do { \
169 _lxb_html_tokenizer_state_token_done_m(tkz, v_end) \
170 lxb_html_token_clean(tkz->token); \
171 } \
172 while (0)
173
174#define lxb_html_tokenizer_state_set_text(tkz) \
175 do { \
176 tkz->token->text_start = tkz->start; \
177 tkz->token->text_end = tkz->pos; \
178 } \
179 while (0)
180
181#define lxb_html_tokenizer_state_token_emit_text_not_empty_m(tkz, v_end) \
182 do { \
183 if (tkz->token->begin != tkz->token->end) { \
184 tkz->token->tag_id = LXB_TAG__TEXT; \
185 \
186 lxb_html_tokenizer_state_set_text(tkz); \
187 _lxb_html_tokenizer_state_token_done_m(tkz, v_end) \
188 lxb_html_token_clean(tkz->token); \
189 } \
190 } \
191 while (0)
192
193
194LXB_API const lxb_char_t *
195lxb_html_tokenizer_state_data_before(lxb_html_tokenizer_t *tkz,
196 const lxb_char_t *data,
197 const lxb_char_t *end);
198
199LXB_API const lxb_char_t *
200lxb_html_tokenizer_state_plaintext_before(lxb_html_tokenizer_t *tkz,
201 const lxb_char_t *data,
202 const lxb_char_t *end);
203
204LXB_API const lxb_char_t *
205lxb_html_tokenizer_state_before_attribute_name(lxb_html_tokenizer_t *tkz,
206 const lxb_char_t *data,
207 const lxb_char_t *end);
208
209LXB_API const lxb_char_t *
210lxb_html_tokenizer_state_self_closing_start_tag(lxb_html_tokenizer_t *tkz,
211 const lxb_char_t *data,
212 const lxb_char_t *end);
213
214LXB_API const lxb_char_t *
215lxb_html_tokenizer_state_cr(lxb_html_tokenizer_t *tkz, const lxb_char_t *data,
216 const lxb_char_t *end);
217
218LXB_API const lxb_char_t *
219lxb_html_tokenizer_state_char_ref(lxb_html_tokenizer_t *tkz,
220 const lxb_char_t *data, const lxb_char_t *end);
221
222
223#ifdef __cplusplus
224} /* extern "C" */
225#endif
226
227#endif /* LEXBOR_HTML_TOKENIZER_STATE_H */
LXB_API
#define LXB_API
Definition def.h:48
lxb_html_tokenizer_t
struct lxb_html_tokenizer lxb_html_tokenizer_t
Definition base.h:26
lxb_html_tokenizer_state_self_closing_start_tag
LXB_API const lxb_char_t * lxb_html_tokenizer_state_self_closing_start_tag(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:1275
lxb_html_tokenizer_state_char_ref
LXB_API const lxb_char_t * lxb_html_tokenizer_state_char_ref(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:1745
lxb_html_tokenizer_state_data_before
LXB_API const lxb_char_t * lxb_html_tokenizer_state_data_before(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:204
lxb_html_tokenizer_state_cr
LXB_API const lxb_char_t * lxb_html_tokenizer_state_cr(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:1257
lxb_html_tokenizer_state_before_attribute_name
LXB_API const lxb_char_t * lxb_html_tokenizer_state_before_attribute_name(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:617
lxb_html_tokenizer_state_plaintext_before
LXB_API const lxb_char_t * lxb_html_tokenizer_state_plaintext_before(lxb_html_tokenizer_t *tkz, const lxb_char_t *data, const lxb_char_t *end)
Definition state.c:321
end
unsigned const char * end
Definition php_ffi.h:51
data
zend_constant * data
Definition phpdbg_info.c:102
lxb_char_t
unsigned char lxb_char_t
Definition types.h:27