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573b460 @andigutmans Zend Library
andigutmans authored
1 /*
2 +----------------------------------------------------------------------+
3 | Zend Engine |
4 +----------------------------------------------------------------------+
62dc854 Happy New Year.
Sebastian Bergmann authored
5 | Copyright (c) 1998-2002 Zend Technologies Ltd. (http://www.zend.com) |
573b460 @andigutmans Zend Library
andigutmans authored
6 +----------------------------------------------------------------------+
d863d52 Update headers.
Sebastian Bergmann authored
7 | This source file is subject to version 2.00 of the Zend license, |
b5b1117 @zsuraski License update
zsuraski authored
8 | that is bundled with this package in the file LICENSE, and is |
9 | available at through the world-wide-web at |
d863d52 Update headers.
Sebastian Bergmann authored
10 | http://www.zend.com/license/2_00.txt. |
b5b1117 @zsuraski License update
zsuraski authored
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
andigutmans authored
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
Sascha Schumann authored
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"
b7a5b3c @zsuraski - Generalize the fast cache mechanism
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33 #include "zend_fast_cache.h"
6608f07 @smalyshev Mega-commit: Enter the new object model
smalyshev authored
34 #include "zend_objects.h"
f75f3cf @smalyshev Generalize object storage and reference bookkeeping
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35 #include "zend_objects_API.h"
573b460 @andigutmans Zend Library
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36
7a87fcb @zsuraski Thread safety patch. We're still not quite there but it compiles aga…
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37 /* Define ZTS if you want a thread-safe Zend */
52fcaa4 @zsuraski Thread-safe project
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38 /*#undef ZTS*/
573b460 @andigutmans Zend Library
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39
40 #ifdef ZTS
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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41
42 BEGIN_EXTERN_C()
e06a1ed @zsuraski Thread safety fixes
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43 ZEND_API extern int compiler_globals_id;
44 ZEND_API extern int executor_globals_id;
5864b57 @zsuraski This should enable people to use ALLOC_ZVAL() in code outside the php…
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45 ZEND_API extern int alloc_globals_id;
1aa2c5c @zsuraski Ok, call me crazy, because I probably am.
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46 END_EXTERN_C()
47
573b460 @andigutmans Zend Library
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48 #endif
49
50 #define SYMTABLE_CACHE_SIZE 32
51
52
53 #include "zend_compile.h"
54
b510a6d More portability stuff
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55 /* excpt.h on Digital Unix 4.0 defines function_table */
56 #undef function_table
fafbf6d @zsuraski - Implement declare() with declarables framework
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57
58
59 typedef struct _zend_declarables {
60 zval ticks;
61 } zend_declarables;
62
63
573b460 @andigutmans Zend Library
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64 struct _zend_compiler_globals {
65 zend_stack bp_stack;
66 zend_stack switch_cond_stack;
22f066e @andigutmans - Add foreach() freeing code.
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67 zend_stack foreach_copy_stack;
573b460 @andigutmans Zend Library
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68 zend_stack object_stack;
fafbf6d @zsuraski - Implement declare() with declarables framework
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69 zend_stack declare_stack;
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70
26578c3 @andigutmans - Initial support for nested class definitions
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71 zend_class_entry *active_class_entry;
cb0d277 @zsuraski parent::methodname() now works better with runtime classes (fix bug #…
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72 zval active_ce_parent_class_name;
573b460 @andigutmans Zend Library
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73
74 /* variables for list() compilation */
75 zend_llist list_llist;
76 zend_llist dimension_llist;
43ebb86 @zsuraski Fix bug #10287 - avoid crashing under a bogus usage of list()
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77 zend_stack list_stack;
573b460 @andigutmans Zend Library
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78
79 zend_stack function_call_stack;
80
81 char *compiled_filename;
82
83 int zend_lineno;
86a0efc @zsuraski Fix #2744
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84 int comment_start_line;
573b460 @andigutmans Zend Library
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85 char *heredoc;
86 int heredoc_len;
87
88 zend_op_array *active_op_array;
89
ce98c73 @andigutmans - Infrastructure changes for allowing to access the global scope from
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90 zend_class_entry main_class;
573b460 @andigutmans Zend Library
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91 HashTable *function_table; /* function symbol table */
92 HashTable *class_table; /* class table */
93
c34f41b @zsuraski Eliminate run-time leak with eval()'s
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94 HashTable filenames_table;
573b460 @andigutmans Zend Library
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95
9d11db1 @andigutmans - Merge new $_GET, $_POST etc. patch from Engine 1 tree
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96 HashTable *auto_globals;
97
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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98 zend_bool in_compilation;
9ece796 @zsuraski define zend_bool
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99 zend_bool short_tags;
100 zend_bool asp_tags;
ced9cee @zsuraski - Implement return by reference:
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101 zend_bool allow_call_time_pass_reference;
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102
fafbf6d @zsuraski - Implement declare() with declarables framework
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103 zend_declarables declarables;
104
573b460 @andigutmans Zend Library
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105 /* For extensions support */
9ece796 @zsuraski define zend_bool
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106 zend_bool extended_info; /* generate extension information for debugger/profiler */
107 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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108
9ece796 @zsuraski define zend_bool
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109 zend_bool unclean_shutdown;
87ba08d @zsuraski Avoid leaking fd's in case of failures
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110
9596255 @zsuraski Final touches on the INI parser
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111 zend_bool ini_parser_unbuffered_errors;
112
87ba08d @zsuraski Avoid leaking fd's in case of failures
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113 zend_llist open_files;
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, withou…
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114
29f5dbe @andigutmans - Initial support for exceptions.
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115 zend_llist *throw_list;
f1e8815 @andigutmans - Change exception handling to use the Java-like catch(MyException $e…
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116 long catch_begin;
29f5dbe @andigutmans - Initial support for exceptions.
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117
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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118 struct _zend_ini_parser_param *ini_parser_param;
119
85b4df5 @zsuraski Improved interactive mode - it is now available in all builds, withou…
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120 int interactive;
7ade3b3 @zsuraski Fix an off by one lineno issue, in case of an implicit ;
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121
122 zend_bool increment_lineno;
b90d80b @andigutmans - Initial patch to support importing from class scopes (for Stig).
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123
124 zend_llist import_commands;
573b460 @andigutmans Zend Library
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125 };
126
127
128 struct _zend_executor_globals {
ced9cee @zsuraski - Implement return by reference:
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129 zval **return_value_ptr_ptr;
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130
131 zval uninitialized_zval;
132 zval *uninitialized_zval_ptr;
133
134 zval error_zval;
135 zval *error_zval_ptr;
136
137 zend_function_state *function_state_ptr;
138 zend_ptr_stack arg_types_stack;
223c674 @zsuraski - Made things work again (Thies, everybody - please check the latest …
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139
573b460 @andigutmans Zend Library
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140 /* symbol table cache */
141 HashTable *symtable_cache[SYMTABLE_CACHE_SIZE];
142 HashTable **symtable_cache_limit;
143 HashTable **symtable_cache_ptr;
144
145 zend_op **opline_ptr;
146
147 HashTable *active_symbol_table;
148 HashTable symbol_table; /* main symbol table */
149
5951b16 @andigutmans - Quick way of supporting include_once().
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150 HashTable included_files; /* files already included */
5463dd5 @andigutmans - Add use support (behaves like require, but will not use the same fi…
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151
573b460 @andigutmans Zend Library
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152 jmp_buf bailout;
153
154 int error_reporting;
fde2e61 @zsuraski error_reporting fix
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155 int orig_error_reporting;
2ef6b68 Pass on the exit status
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156 int exit_status;
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157
158 zend_op_array *active_op_array;
159
160 HashTable *function_table; /* function symbol table */
161 HashTable *class_table; /* class table */
162 HashTable *zend_constants; /* constants table */
163
90bd453 @andigutmans - Remove use of C++ reserved words namespace/this
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164 zend_class_entry *scope;
f4b832d @andigutmans - Fix crash bug in startup code.
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165 zend_class_entry *main_class_ptr;
4248619 @andigutmans - Initial work on changing namespace scope. Only methods & variables
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166
90bd453 @andigutmans - Remove use of C++ reserved words namespace/this
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167 zval *This;
a4248dd @andigutmans - Significantly improve the performance of method calls and $this->me…
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168
573b460 @andigutmans Zend Library
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169 long precision;
170
fafbf6d @zsuraski - Implement declare() with declarables framework
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171 int ticks_count;
172
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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173 zend_bool in_execution;
931ebe0 @zsuraski Improve bailout mechanism, supports nesting of bailouts a-la try..catch
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174 zend_bool bailout_set;
aecd5b8 @zsuraski MFZE1
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175 zend_bool full_tables_cleanup;
b6197bc @zsuraski Maintain a state of whether we're compiling and/or executing
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176
573b460 @andigutmans Zend Library
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177 /* for extended information support */
741ca16 @andigutmans - Fixed various inheritance problems & Andrey's leak
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178 zend_bool no_extensions;
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179
84eb48f @zsuraski Ok, this time here's some real Win32 system programming :)
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180 #ifdef ZEND_WIN32
181 zend_bool timed_out;
182 #endif
183
573b460 @andigutmans Zend Library
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184 HashTable regular_list;
185 HashTable persistent_list;
186
39a7f4c @zsuraski This patch is a go. Not fully optimized yet, but working properly.
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187 zend_ptr_stack argument_stack;
b5f5e9a @andigutmans - Optimize the execute stack a bit.
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188 int free_op1, free_op2;
189 int (*unary_op)(zval *result, zval *op1);
8ce8324 @zsuraski More TSRMLS_FETCH annihilation
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190 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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191
5bf89ce @andigutmans - Hopefully fix bug #11476 and improve garbage to be freed very quickly.
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192 zval *garbage[2];
1c0f136 @andigutmans - Hooray. This might actually work. (I hope)
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193 int garbage_ptr;
194
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will…
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195 zval *user_error_handler;
04788f9 @- Added set_exception_handler() function for registering a global,
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196 zval *user_exception_handler;
34c2b0a @zsuraski - Add restore_error_handler()
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197 zend_ptr_stack user_error_handlers;
04788f9 @- Added set_exception_handler() function for registering a global,
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198 zend_ptr_stack user_exception_handlers;
67f6974 @zsuraski Initial support for trapping errors (not complete and disabled; will…
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199
ef0bd3d @zsuraski - Move timeout code to Zend
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200 /* timeout support */
201 int timeout_seconds;
202
0b7a9ce @zsuraski - Fix Win32 compilation (Use winsock2.h from now on)
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203 int lambda_count;
204
8831b9c @andigutmans - MFZE1.
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205 HashTable *ini_directives;
f75f3cf @smalyshev Generalize object storage and reference bookkeeping
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206 zend_objects_store objects_store;
29f5dbe @andigutmans - Initial support for exceptions.
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207 zval *exception;
54d5305 @zsuraski Make the INI mechanism thread safe (or at least thread safer :)
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208
7e5ec2d @andigutmans Initial support for built-in backtracing.
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209 struct _zend_execute_data *current_execute_data;
210
b5f5e9a @andigutmans - Optimize the execute stack a bit.
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211 void *reserved[ZEND_MAX_RESERVED_RESOURCES];
573b460 @andigutmans Zend Library
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212 };
213
380c082 @andigutmans - Commit an initial version of a home made memory manager.
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214 #include "zend_mm.h"
573b460 @andigutmans Zend Library
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215
216 struct _zend_alloc_globals {
c517633 @zsuraski namespace protection
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217 zend_mem_header *head; /* standard list */
573b460 @andigutmans Zend Library
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218 void *cache[MAX_CACHED_MEMORY][MAX_CACHED_ENTRIES];
7f87a31 @smalyshev Make cache counters to be unsigned int
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219 unsigned int cache_count[MAX_CACHED_MEMORY];
b7a5b3c @zsuraski - Generalize the fast cache mechanism
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220 void *fast_cache_list_head[MAX_FAST_CACHE_TYPES];
573b460 @andigutmans Zend Library
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221
66d9314 @zsuraski Implement fast memory allocation and reduced fragmentation under Wind…
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222 #ifdef ZEND_WIN32
223 HANDLE memory_heap;
224 #endif
225
ebd4445 @zsuraski Add cache statistics support
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226 #if ZEND_DEBUG
227 /* for performance tuning */
228 int cache_stats[MAX_CACHED_MEMORY][2];
b7a5b3c @zsuraski - Generalize the fast cache mechanism
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229 int fast_cache_stats[MAX_FAST_CACHE_TYPES][2];
ebd4445 @zsuraski Add cache statistics support
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230 #endif
2e9886d @zsuraski Get rid of php3_ini in Zend
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231 #if MEMORY_LIMIT
232 unsigned int memory_limit;
573b460 @andigutmans Zend Library
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233 unsigned int allocated_memory;
4c0d85b @zsuraski Commit missing fix
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234 unsigned int allocated_memory_peak;
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235 unsigned char memory_exhausted;
236 #endif
9e35171 @andigutmans - This was also supposed to be part of the previous ZEND_MM commit :)
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237 #ifdef ZEND_MM
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238 zend_mm_heap mm_heap;
239 #endif
573b460 @andigutmans Zend Library
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240 };
241
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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242 struct _zend_scanner_globals {
483fc4c @zsuraski MFZE1
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243 FILE *yy_in;
244 FILE *yy_out;
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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245 int yy_leng;
246 char *yy_text;
247 struct yy_buffer_state *current_buffer;
248 char *c_buf_p;
249 int init;
250 int start;
1735281 @zsuraski MFZE1
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251 char _yy_hold_char;
252 int yy_n_chars;
253 int _yy_did_buffer_switch_on_eof;
e42ab2c @zsuraski MFZE1
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254 int _yy_last_accepting_state; /* Must be of the same type as yy_state_type,
255 * if for whatever reason it's no longer int!
256 */
1735281 @zsuraski MFZE1
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257 char *_yy_last_accepting_cpos;
258 int _yy_more_flag;
259 int _yy_more_len;
0bb780b @zsuraski MFZE1
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260 int yy_start_stack_ptr;
261 int yy_start_stack_depth;
262 int *yy_start_stack;
609d58a @zsuraski Merge from branch - move to standard C scanners in thread safe mode
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263 };
264
a617217 Replace macros which begin with an underscore through an appropiately
Sascha Schumann authored
265 #endif /* ZEND_GLOBALS_H */
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