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573b460 @andigutmans Zend Library
andigutmans authored
1 /*
2 +----------------------------------------------------------------------+
3 | Zend Engine |
4 +----------------------------------------------------------------------+
d2c9e80 @andigutmans - Update copyright year
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5 | Copyright (c) 1998-2001 Zend Technologies Ltd. (http://www.zend.com) |
573b460 @andigutmans Zend Library
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6 +----------------------------------------------------------------------+
5e55e47 @zsuraski It's official now...
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7 | This source file is subject to version 0.92 of the Zend license, |
b5b1117 @zsuraski License update
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8 | that is bundled with this package in the file LICENSE, and is |
9 | available at through the world-wide-web at |
5e55e47 @zsuraski It's official now...
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10 | http://www.zend.com/license/0_92.txt. |
b5b1117 @zsuraski License update
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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. |
573b460 @andigutmans Zend Library
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14 +----------------------------------------------------------------------+
15 | Authors: Andi Gutmans <andi@zend.com> |
16 | Zeev Suraski <zeev@zend.com> |
17 +----------------------------------------------------------------------+
18 */
19
b5b1117 @zsuraski License update
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20
a617217 Replace macros which begin with an underscore through an appropiately
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21 #ifndef ZEND_GLOBALS_H
22 #define ZEND_GLOBALS_H
573b460 @andigutmans Zend Library
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23
99947a2 @andigutmans - Shift around header files.
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24
573b460 @andigutmans Zend Library
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25 #include <setjmp.h>
26
99947a2 @andigutmans - Shift around header files.
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27 #include "zend_globals_macros.h"
28
573b460 @andigutmans Zend Library
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29 #include "zend_stack.h"
30 #include "zend_ptr_stack.h"
31 #include "zend_hash.h"
32 #include "zend_llist.h"
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33 #include "zend_fast_cache.h"
573b460 @andigutmans Zend Library
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34
7a87fcb @zsuraski Thread safety patch. We're still not quite there but it compiles again,...
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35 /* Define ZTS if you want a thread-safe Zend */
52fcaa4 @zsuraski Thread-safe project
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36 /*#undef ZTS*/
573b460 @andigutmans Zend Library
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37
38 #ifdef ZTS
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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39 #ifdef __cplusplus
40 class ZendFlexLexer;
6b4c369 @zsuraski Generalization work
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41 class ZendIniFlexLexer;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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42 #endif
43
44 BEGIN_EXTERN_C()
e06a1ed @zsuraski Thread safety fixes
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45 ZEND_API extern int compiler_globals_id;
46 ZEND_API extern int executor_globals_id;
5864b57 @zsuraski This should enable people to use ALLOC_ZVAL() in code outside the php4.d...
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47 ZEND_API extern int alloc_globals_id;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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48 END_EXTERN_C()
49
573b460 @andigutmans Zend Library
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50 #endif
51
52 #define SYMTABLE_CACHE_SIZE 32
53
54
55 #include "zend_compile.h"
56
b510a6d More portability stuff
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57 /* excpt.h on Digital Unix 4.0 defines function_table */
58 #undef function_table
fafbf6d @zsuraski - Implement declare() with declarables framework
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59
60
61 typedef struct _zend_declarables {
62 zval ticks;
63 } zend_declarables;
64
65
573b460 @andigutmans Zend Library
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66 struct _zend_compiler_globals {
67 zend_stack bp_stack;
68 zend_stack switch_cond_stack;
22f066e @andigutmans - Add foreach() freeing code.
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69 zend_stack foreach_copy_stack;
573b460 @andigutmans Zend Library
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70 zend_stack object_stack;
fafbf6d @zsuraski - Implement declare() with declarables framework
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71 zend_stack declare_stack;
573b460 @andigutmans Zend Library
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72
73 zend_class_entry class_entry, *active_class_entry;
cb0d277 @zsuraski parent::methodname() now works better with runtime classes (fix bug #115...
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74 zval active_ce_parent_class_name;
573b460 @andigutmans Zend Library
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75
76 /* variables for list() compilation */
77 zend_llist list_llist;
78 zend_llist dimension_llist;
43ebb86 @zsuraski Fix bug #10287 - avoid crashing under a bogus usage of list()
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79 zend_stack list_stack;
573b460 @andigutmans Zend Library
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80
81 zend_stack function_call_stack;
82
83 char *compiled_filename;
84
85 int zend_lineno;
86a0efc @zsuraski Fix #2744
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86 int comment_start_line;
573b460 @andigutmans Zend Library
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87 char *heredoc;
88 int heredoc_len;
89
90 zend_op_array *active_op_array;
91
92 HashTable *function_table; /* function symbol table */
93 HashTable *class_table; /* class table */
94
c34f41b @zsuraski Eliminate run-time leak with eval()'s
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95 HashTable filenames_table;
573b460 @andigutmans Zend Library
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96
9d11db1 @andigutmans - Merge new $_GET, $_POST etc. patch from Engine 1 tree
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97 HashTable *auto_globals;
98
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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99 zend_bool in_compilation;
9ece796 @zsuraski define zend_bool
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100 zend_bool short_tags;
101 zend_bool asp_tags;
ced9cee @zsuraski - Implement return by reference:
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102 zend_bool allow_call_time_pass_reference;
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103
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104 zend_declarables declarables;
105
573b460 @andigutmans Zend Library
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106 /* For extensions support */
9ece796 @zsuraski define zend_bool
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107 zend_bool extended_info; /* generate extension information for debugger/profiler */
108 zend_bool handle_op_arrays; /* run op_arrays through op_array handlers */
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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109
9ece796 @zsuraski define zend_bool
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110 zend_bool unclean_shutdown;
87ba08d @zsuraski Avoid leaking fd's in case of failures
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111
9596255 @zsuraski Final touches on the INI parser
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112 zend_bool ini_parser_unbuffered_errors;
113
87ba08d @zsuraski Avoid leaking fd's in case of failures
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114 zend_llist open_files;
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, without a...
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115
6b4c369 @zsuraski Generalization work
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116 #if defined(ZTS) && defined(__cplusplus)
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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117 ZendFlexLexer *ZFL;
6b4c369 @zsuraski Generalization work
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118 ZendIniFlexLexer *ini_scanner;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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119 #else
120 void *ZFL;
6b4c369 @zsuraski Generalization work
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121 void *ini_parser;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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122 #endif
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, without a...
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123
29f5dbe @andigutmans - Initial support for exceptions.
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124 zend_llist *throw_list;
125
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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126 struct _zend_ini_parser_param *ini_parser_param;
127
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, without a...
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128 int interactive;
7ade3b3 @zsuraski Fix an off by one lineno issue, in case of an implicit ;
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129
130 zend_bool increment_lineno;
573b460 @andigutmans Zend Library
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131 };
132
133
134 struct _zend_executor_globals {
ced9cee @zsuraski - Implement return by reference:
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135 zval **return_value_ptr_ptr;
573b460 @andigutmans Zend Library
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136
137 zval uninitialized_zval;
138 zval *uninitialized_zval_ptr;
139
140 zval error_zval;
141 zval *error_zval_ptr;
142
143 zend_function_state *function_state_ptr;
144 zend_ptr_stack arg_types_stack;
223c674 @zsuraski - Made things work again (Thies, everybody - please check the latest CVS...
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145
146 /* for global return() support */
147 zval *global_return_value_ptr;
573b460 @andigutmans Zend Library
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148
149 /* symbol table cache */
150 HashTable *symtable_cache[SYMTABLE_CACHE_SIZE];
151 HashTable **symtable_cache_limit;
152 HashTable **symtable_cache_ptr;
153
154 zend_op **opline_ptr;
155
156 HashTable *active_symbol_table;
157 HashTable symbol_table; /* main symbol table */
158
5951b16 @andigutmans - Quick way of supporting include_once().
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159 HashTable included_files; /* files already included */
5463dd5 @andigutmans - Add use support (behaves like require, but will not use the same file ...
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160
573b460 @andigutmans Zend Library
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161 jmp_buf bailout;
162
163 int error_reporting;
fde2e61 @zsuraski error_reporting fix
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164 int orig_error_reporting;
2ef6b68 Pass on the exit status
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165 int exit_status;
573b460 @andigutmans Zend Library
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166
167 zend_op_array *active_op_array;
168
169 HashTable *function_table; /* function symbol table */
170 HashTable *class_table; /* class table */
171 HashTable *zend_constants; /* constants table */
172
173 long precision;
174
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175 int ticks_count;
176
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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177 zend_bool in_execution;
931ebe0 @zsuraski Improve bailout mechanism, supports nesting of bailouts a-la try..catch
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178 zend_bool bailout_set;
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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179
573b460 @andigutmans Zend Library
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180 /* for extended information support */
741ca16 @andigutmans - Fixed various inheritance problems & Andrey's leak
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181 zend_bool no_extensions;
573b460 @andigutmans Zend Library
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182
84eb48f @zsuraski Ok, this time here's some real Win32 system programming :)
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183 #ifdef ZEND_WIN32
184 zend_bool timed_out;
185 #endif
186
573b460 @andigutmans Zend Library
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187 HashTable regular_list;
188 HashTable persistent_list;
189
39a7f4c @zsuraski This patch is a go. Not fully optimized yet, but working properly.
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190 zend_ptr_stack argument_stack;
b5f5e9a @andigutmans - Optimize the execute stack a bit.
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191 int free_op1, free_op2;
192 int (*unary_op)(zval *result, zval *op1);
8ce8324 @zsuraski More TSRMLS_FETCH annihilation
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193 int (*binary_op)(zval *result, zval *op1, zval *op2 TSRMLS_DC);
39a7f4c @zsuraski This patch is a go. Not fully optimized yet, but working properly.
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194
5bf89ce @andigutmans - Hopefully fix bug #11476 and improve garbage to be freed very quickly.
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195 zval *garbage[2];
1c0f136 @andigutmans - Hooray. This might actually work. (I hope)
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196 int garbage_ptr;
197
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will be...
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198 zval *user_error_handler;
34c2b0a @zsuraski - Add restore_error_handler()
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199 zend_ptr_stack user_error_handlers;
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will be...
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200
ef0bd3d @zsuraski - Move timeout code to Zend
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201 /* timeout support */
202 int timeout_seconds;
203
0b7a9ce @zsuraski - Fix Win32 compilation (Use winsock2.h from now on)
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204 int lambda_count;
205
54d5305 @zsuraski Make the INI mechanism thread safe (or at least thread safer :)
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206 HashTable ini_directives;
5af7770 @andigutmans - Sync Engine2 CVS with latest Engine CVS
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207 zend_objects objects;
29f5dbe @andigutmans - Initial support for exceptions.
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208 zval *exception;
54d5305 @zsuraski Make the INI mechanism thread safe (or at least thread safer :)
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209
b5f5e9a @andigutmans - Optimize the execute stack a bit.
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210 void *reserved[ZEND_MAX_RESERVED_RESOURCES];
573b460 @andigutmans Zend Library
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211 };
212
213
214 struct _zend_alloc_globals {
c517633 @zsuraski namespace protection
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215 zend_mem_header *head; /* standard list */
216 zend_mem_header *phead; /* persistent list */
573b460 @andigutmans Zend Library
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217 void *cache[MAX_CACHED_MEMORY][MAX_CACHED_ENTRIES];
7f87a31 @smalyshev Make cache counters to be unsigned int
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218 unsigned int cache_count[MAX_CACHED_MEMORY];
b7a5b3c @zsuraski - Generalize the fast cache mechanism
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219 void *fast_cache_list_head[MAX_FAST_CACHE_TYPES];
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220
66d9314 @zsuraski Implement fast memory allocation and reduced fragmentation under Windows...
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221 #ifdef ZEND_WIN32
222 HANDLE memory_heap;
223 #endif
224
ebd4445 @zsuraski Add cache statistics support
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225 #if ZEND_DEBUG
226 /* for performance tuning */
227 int cache_stats[MAX_CACHED_MEMORY][2];
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228 int fast_cache_stats[MAX_FAST_CACHE_TYPES][2];
ebd4445 @zsuraski Add cache statistics support
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229 #endif
2e9886d @zsuraski Get rid of php3_ini in Zend
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230 #if MEMORY_LIMIT
231 unsigned int memory_limit;
573b460 @andigutmans Zend Library
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232 unsigned int allocated_memory;
4c0d85b @zsuraski Commit missing fix
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233 unsigned int allocated_memory_peak;
573b460 @andigutmans Zend Library
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234 unsigned char memory_exhausted;
235 #endif
236 };
237
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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238
239 struct _zend_scanner_globals {
240 FILE *yyin;
241 FILE *yyout;
242 int yy_leng;
243 char *yy_text;
244 struct yy_buffer_state *current_buffer;
245 char *c_buf_p;
246 int init;
247 int start;
248 };
249
a617217 Replace macros which begin with an underscore through an appropiately
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250 #endif /* ZEND_GLOBALS_H */
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