xref: /PHP-5.6/Zend/zend_language_scanner.h (revision 3537e95d)
1 /*
2    +----------------------------------------------------------------------+
3    | Zend Engine                                                          |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1998-2016 Zend Technologies Ltd. (http://www.zend.com) |
6    +----------------------------------------------------------------------+
7    | This source file is subject to version 2.00 of the Zend license,     |
8    | that is bundled with this package in the file LICENSE, and is        |
9    | available through the world-wide-web at the following url:           |
10    | http://www.zend.com/license/2_00.txt.                                |
11    | If you did not receive a copy of the Zend license and are unable to  |
12    | obtain it through the world-wide-web, please send a note to          |
13    | license@zend.com so we can mail you a copy immediately.              |
14    +----------------------------------------------------------------------+
15    | Authors: Andi Gutmans <andi@zend.com>                                |
16    |          Zeev Suraski <zeev@zend.com>                                |
17    +----------------------------------------------------------------------+
18 */
19 
20 /* $Id$ */
21 
22 #ifndef ZEND_SCANNER_H
23 #define ZEND_SCANNER_H
24 
25 typedef struct _zend_lex_state {
26 	unsigned int yy_leng;
27 	unsigned char *yy_start;
28 	unsigned char *yy_text;
29 	unsigned char *yy_cursor;
30 	unsigned char *yy_marker;
31 	unsigned char *yy_limit;
32 	int yy_state;
33 	zend_stack state_stack;
34 	zend_ptr_stack heredoc_label_stack;
35 
36 	zend_file_handle *in;
37 	uint lineno;
38 	char *filename;
39 
40 	/* original (unfiltered) script */
41 	unsigned char *script_org;
42 	size_t script_org_size;
43 
44 	/* filtered script */
45 	unsigned char *script_filtered;
46 	size_t script_filtered_size;
47 
48 	/* input/output filters */
49 	zend_encoding_filter input_filter;
50 	zend_encoding_filter output_filter;
51 	const zend_encoding *script_encoding;
52 } zend_lex_state;
53 
54 typedef struct _zend_heredoc_label {
55 	char *label;
56 	int length;
57 } zend_heredoc_label;
58 
59 BEGIN_EXTERN_C()
60 int zend_compare_file_handles(zend_file_handle *fh1, zend_file_handle *fh2);
61 ZEND_API void zend_save_lexical_state(zend_lex_state *lex_state TSRMLS_DC);
62 ZEND_API void zend_restore_lexical_state(zend_lex_state *lex_state TSRMLS_DC);
63 ZEND_API int zend_prepare_string_for_scanning(zval *str, char *filename TSRMLS_DC);
64 ZEND_API void zend_multibyte_yyinput_again(zend_encoding_filter old_input_filter, const zend_encoding *old_encoding TSRMLS_DC);
65 ZEND_API int zend_multibyte_set_filter(const zend_encoding *onetime_encoding TSRMLS_DC);
66 
67 END_EXTERN_C()
68 
69 #endif
70 
71 /*
72  * Local variables:
73  * tab-width: 4
74  * c-basic-offset: 4
75  * indent-tabs-mode: t
76  * End:
77  */
78