forked from padraic/runkit-old
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathphp_runkit.h
318 lines (277 loc) · 13.5 KB
/
php_runkit.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2006 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Sara Golemon <[email protected]> |
+----------------------------------------------------------------------+
*/
/* $Id: php_runkit.h,v 1.31 2008/03/31 10:11:36 sfox Exp $ */
#ifndef PHP_RUNKIT_H
#define PHP_RUNKIT_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "ext/standard/php_string.h"
#define PHP_RUNKIT_VERSION "1.0.0-dev"
#define PHP_RUNKIT_SANDBOX_CLASSNAME "Runkit_Sandbox"
#define PHP_RUNKIT_SANDBOX_PARENT_CLASSNAME "Runkit_Sandbox_Parent"
#define PHP_RUNKIT_IMPORT_FUNCTIONS 0x0001
#define PHP_RUNKIT_IMPORT_CLASS_METHODS 0x0002
#define PHP_RUNKIT_IMPORT_CLASS_CONSTS 0x0004
#define PHP_RUNKIT_IMPORT_CLASS_PROPS 0x0008
#define PHP_RUNKIT_IMPORT_CLASSES (PHP_RUNKIT_IMPORT_CLASS_METHODS|PHP_RUNKIT_IMPORT_CLASS_CONSTS|PHP_RUNKIT_IMPORT_CLASS_PROPS)
#define PHP_RUNKIT_IMPORT_OVERRIDE 0x0010
#if ZEND_MODULE_API_NO > 20050922
#define ZEND_ENGINE_2_2
#endif
#if ZEND_MODULE_API_NO > 20050921
#define ZEND_ENGINE_2_1
#endif
/* The TSRM interpreter patch required by runkit_sandbox was added in 5.1, but this package includes diffs for older versions
* Those diffs include an additional #define to indicate that they've been applied
*/
#if (defined(ZTS) && (PHP_MAJOR_VERSION > 5 || (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION > 0) || defined(TSRM_INTERPRETER_PATCH_APPLIED))) && defined(PHP_RUNKIT_FEATURE_SANDBOX)
#define PHP_RUNKIT_SANDBOX
#endif
/* Superglobals don't exist until PHP 4.2 */
#if (PHP_MAJOR_VERSION > 4 || (PHP_MAJOR_VERSION == 4 && PHP_MINOR_VERSION > 1)) && defined(PHP_RUNKIT_FEATURE_SUPER)
#define PHP_RUNKIT_SUPERGLOBALS
#endif
#ifdef PHP_RUNKIT_FEATURE_MODIFY
#define PHP_RUNKIT_MANIPULATION
#endif
extern zend_module_entry runkit_module_entry;
#define phpext_runkit_ptr &runkit_module_entry
PHP_MINIT_FUNCTION(runkit);
PHP_MSHUTDOWN_FUNCTION(runkit);
PHP_RINIT_FUNCTION(runkit);
PHP_RSHUTDOWN_FUNCTION(runkit);
PHP_MINFO_FUNCTION(runkit);
PHP_FUNCTION(runkit_return_value_used);
#ifdef ZEND_ENGINE_2
PHP_FUNCTION(runkit_object_id);
#endif
#ifdef PHP_RUNKIT_MANIPULATION
PHP_FUNCTION(runkit_function_add);
PHP_FUNCTION(runkit_function_remove);
PHP_FUNCTION(runkit_function_rename);
PHP_FUNCTION(runkit_function_redefine);
PHP_FUNCTION(runkit_function_copy);
PHP_FUNCTION(runkit_method_add);
PHP_FUNCTION(runkit_method_redefine);
PHP_FUNCTION(runkit_method_remove);
PHP_FUNCTION(runkit_method_rename);
PHP_FUNCTION(runkit_method_copy);
PHP_FUNCTION(runkit_constant_redefine);
PHP_FUNCTION(runkit_constant_remove);
PHP_FUNCTION(runkit_constant_add);
PHP_FUNCTION(runkit_default_property_add);
PHP_FUNCTION(runkit_class_emancipate);
PHP_FUNCTION(runkit_class_adopt);
PHP_FUNCTION(runkit_import);
#endif /* PHP_RUNKIT_MANIPULATION */
#ifdef PHP_RUNKIT_SANDBOX
PHP_FUNCTION(runkit_sandbox_output_handler);
PHP_FUNCTION(runkit_lint);
PHP_FUNCTION(runkit_lint_file);
typedef struct _php_runkit_sandbox_object php_runkit_sandbox_object;
#endif /* PHP_RUNKIT_SANDBOX */
ZEND_BEGIN_MODULE_GLOBALS(runkit)
#ifdef PHP_RUNKIT_SUPERGLOBALS
HashTable *superglobals;
#endif
#ifdef PHP_RUNKIT_SANDBOX
php_runkit_sandbox_object *current_sandbox;
#endif
#ifdef PHP_RUNKIT_MANIPULATION
HashTable *misplaced_internal_functions;
HashTable *replaced_internal_functions;
zend_bool internal_override;
#endif
ZEND_END_MODULE_GLOBALS(runkit)
extern ZEND_DECLARE_MODULE_GLOBALS(runkit);
#ifdef ZTS
#define RUNKIT_G(v) TSRMG(runkit_globals_id, zend_runkit_globals *, v)
#define RUNKIT_TSRMLS_C TSRMLS_C
#else
#define RUNKIT_G(v) (runkit_globals.v)
#define RUNKIT_TSRMLS_C NULL
#endif
#ifdef PHP_RUNKIT_MANIPULATION
#if defined(ZEND_ENGINE_2) && !defined(zend_hash_add_or_update)
/* Why doesn't ZE2 define this? */
#define zend_hash_add_or_update(ht, arKey, nKeyLength, pData, pDataSize, pDest, flag) \
_zend_hash_add_or_update((ht), (arKey), (nKeyLength), (pData), (pDataSize), (pDest), (flag) ZEND_FILE_LINE_CC)
#endif
/* runkit_functions.c */
#define RUNKIT_TEMP_FUNCNAME "__runkit_temporary_function__"
int php_runkit_check_call_stack(zend_op_array *op_array TSRMLS_DC);
void php_runkit_function_copy_ctor(zend_function *fe, char *newname);
int php_runkit_generate_lambda_method(char *arguments, int arguments_len, char *phpcode, int phpcode_len, zend_function **pfe TSRMLS_DC);
int php_runkit_destroy_misplaced_functions(zend_hash_key *hash_key TSRMLS_DC);
int php_runkit_restore_internal_functions(zend_internal_function *fe, int num_args, va_list args, zend_hash_key *hash_key);
/* runkit_methods.c */
int php_runkit_fetch_class(char *classname, int classname_len, zend_class_entry **pce TSRMLS_DC);
int php_runkit_clean_children_methods(zend_class_entry *ce, int num_args, va_list args, zend_hash_key *hash_key);
int php_runkit_update_children_methods(zend_class_entry *ce, int num_args, va_list args, zend_hash_key *hash_key);
#ifdef ZEND_ENGINE_2
int php_runkit_fetch_interface(char *classname, int classname_len, zend_class_entry **pce TSRMLS_DC);
#endif
#if PHP_MAJOR_VERSION >= 6
#define PHP_RUNKIT_FUNCTION_ADD_REF(f) function_add_ref(f TSRMLS_CC)
#define php_runkit_locate_scope(ce, fe, methodname, methodname_len) fe->common.scope
#define PHP_RUNKIT_DECL_STRING_PARAM(param) void *param; int32_t param##_len; zend_uchar param##_type;
#define PHP_RUNKIT_STRING_SPEC "t"
#define PHP_RUNKIT_STRING_PARAM(param) ¶m, ¶m##_len, ¶m##_type
#define PHP_RUNKIT_STRTOLOWER(param) php_u_strtolower((UChar*)¶m, ¶m##_len, UG(default_locale))
#define PHP_RUNKIT_STRING_LEN(param,addtl) (param##_type == IS_UNICODE ? UBYTES(param##_len + (addtl)) : (param##_len + (addtl)))
#define PHP_RUNKIT_STRING_TYPE(param) (param##_type)
#define PHP_RUNKIT_HASH_FIND(hash,param,ppvar) zend_u_hash_find(hash, param##_type, (UChar *)param, param##_len + 1, (void**)ppvar)
#define PHP_RUNKIT_HASH_EXISTS(hash,param) zend_u_hash_exists(hash, param##_type, (UChar *)param, param##_len + 1)
#define PHP_RUNKIT_HASH_KEY(hash_key) ((hash_key)->type == HASH_KEY_IS_UNICODE ? (hash_key)->u.unicode : (hash_key)->u.string)
#define PHP_RUNKIT_HASH_KEYLEN(hash_key) ((hash_key)->type == HASH_KEY_IS_UNICODE ? UBYTES((hash_key)->nKeyLength) : (hash_key)->nKeyLength)
#elif PHP_MAJOR_VERSION >= 5
#define PHP_RUNKIT_FUNCTION_ADD_REF(f) function_add_ref(f)
#define php_runkit_locate_scope(ce, fe, methodname, methodname_len) fe->common.scope
#define PHP_RUNKIT_DECL_STRING_PARAM(p) char *p; int p##_len;
#define PHP_RUNKIT_STRING_SPEC "s"
#define PHP_RUNKIT_STRING_PARAM(p) &p, &p##_len
#define PHP_RUNKIT_STRTOLOWER(p) p = php_strtolower(p, p##_len)
#define PHP_RUNKIT_STRING_LEN(param,addtl) (param##_len + (addtl))
#define PHP_RUNKIT_STRING_TYPE(param) IS_STRING
#define PHP_RUNKIT_HASH_FIND(hash,param,ppvar) zend_hash_find(hash, param, param##_len + 1, (void**)ppvar)
#define PHP_RUNKIT_HASH_EXISTS(hash,param) zend_hash_exists(hash, param##_type, param, param##_len + 1)
#define PHP_RUNKIT_HASH_KEY(hash_key) ((hash_key)->arKey)
#define PHP_RUNKIT_HASH_KEYLEN(hash_key) ((hash_key)->nKeyLength)
#else /* PHP4 */
#define PHP_RUNKIT_FUNCTION_ADD_REF(f) function_add_ref(f)
zend_class_entry *_php_runkit_locate_scope(zend_class_entry *ce, zend_function *fe, char *methodname, int methodname_len);
#define php_runkit_locate_scope(ce, fe, methodname, methodname_len) _php_runkit_locate_scope((ce), (fe), (methodname), (methodname_len))
#define PHP_RUNKIT_DECL_STRING_PARAM(p) char *p; int p##_len;
#define PHP_RUNKIT_STRING_SPEC "s"
#define PHP_RUNKIT_STRING_PARAM(p) &p, &p##_len
#define PHP_RUNKIT_STRTOLOWER(p) php_strtolower(p, p##_len)
#define PHP_RUNKIT_STRING_LEN(param,addtl) (param##_len + (addtl))
#define PHP_RUNKIT_STRING_TYPE(param) IS_STRING
#define PHP_RUNKIT_HASH_FIND(hash,param,ppvar) zend_hash_find(hash, param, param##_len + 1, (void**)ppvar)
#define PHP_RUNKIT_HASH_EXISTS(hash,param) zend_hash_exists(hash, param##_type, param, param##_len + 1)
#define PHP_RUNKIT_HASH_KEY(hash_key) ((hash_key)->arKey)
#define PHP_RUNKIT_HASH_KEYLEN(hash_key) ((hash_key)->nKeyLength)
#define zend_function_dtor destroy_zend_function
#endif /* Version Agnosticism */
/* runkit_constants.c */
int php_runkit_update_children_consts(zend_class_entry *ce, int num_args, va_list args, zend_hash_key *hash_key);
/* runkit_props.c */
int php_runkit_update_children_def_props(zend_class_entry *ce, int num_args, va_list args, zend_hash_key *hash_key);
#endif /* PHP_RUNKIT_MANIPULATION */
#ifdef PHP_RUNKIT_SANDBOX
/* runkit_sandbox.c */
int php_runkit_init_sandbox(INIT_FUNC_ARGS);
int php_runkit_shutdown_sandbox(SHUTDOWN_FUNC_ARGS);
/* runkit_sandbox_parent.c */
int php_runkit_init_sandbox_parent(INIT_FUNC_ARGS);
int php_runkit_shutdown_sandbox_parent(SHUTDOWN_FUNC_ARGS);
int php_runkit_sandbox_array_deep_copy(zval **value, int num_args, va_list args, zend_hash_key *hash_key);
struct _php_runkit_sandbox_object {
zend_object obj;
void *context, *parent_context;
char *disable_functions;
char *disable_classes;
zval *output_handler; /* points to function which lives in the parent_context */
unsigned char bailed_out_in_eval; /* Patricide is an ugly thing. Especially when it leaves bailout address mis-set */
unsigned char active; /* A bailout will set this to 0 */
unsigned char parent_access; /* May Runkit_Sandbox_Parent be instantiated/used? */
unsigned char parent_read; /* May parent vars be read? */
unsigned char parent_write; /* May parent vars be written to? */
unsigned char parent_eval; /* May arbitrary code be run in the parent? */
unsigned char parent_include; /* May arbitrary code be included in the parent? (includes require(), and *_once()) */
unsigned char parent_echo; /* May content be echoed from the parent scope? */
unsigned char parent_call; /* May functions in the parent scope be called? */
unsigned char parent_die; /* Are $PARENT->die() / $PARENT->exit() enabled? */
unsigned long parent_scope; /* 0 == Global, 1 == Active, 2 == Active->prior, 3 == Active->prior->prior, etc... */
char *parent_scope_name; /* Combines with parent_scope to refer to a named array as a symbol table */
int parent_scope_namelen;
};
/* TODO: It'd be nice if objects and resources could make it across... */
#define PHP_SANDBOX_CROSS_SCOPE_ZVAL_COPY_CTOR(pzv) \
{ \
switch (Z_TYPE_P(pzv)) { \
case IS_RESOURCE: \
case IS_OBJECT: \
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to translate resource, or object variable to current context."); \
ZVAL_NULL(pzv); \
break; \
case IS_ARRAY: \
{ \
HashTable *original_hashtable = Z_ARRVAL_P(pzv); \
array_init(pzv); \
zend_hash_apply_with_arguments(original_hashtable, (apply_func_args_t)php_runkit_sandbox_array_deep_copy, 1, Z_ARRVAL_P(pzv) TSRMLS_CC); \
break; \
} \
default: \
zval_copy_ctor(pzv); \
} \
(pzv)->refcount = 1; \
(pzv)->is_ref = 0; \
}
#endif /* PHP_RUNKIT_SANDBOX */
#ifdef PHP_RUNKIT_MANIPULATION
#define PHP_RUNKIT_SPLIT_PN(classname, classname_len, pnname, pnname_len) { \
char *colon; \
\
if ((colon = memchr((pnname), ':', (pnname_len) - 2)) && (colon[1] == ':')) { \
(classname) = (pnname); \
(classname_len) = colon - (classname); \
(classname)[(classname_len)] = '\0'; \
(pnname) = colon + 2; \
(pnname_len) -= (classname_len) + 2; \
} else { \
(classname) = NULL; \
(classname_len) = 0; \
} \
}
#ifdef ZEND_ENGINE_2
#define PHP_RUNKIT_ADD_MAGIC_METHOD(ce, method, fe) { \
if ((strcmp((method), (ce)->name) == 0) || \
(strcmp((method), "__construct") == 0)) { (ce)->constructor = (fe); (fe)->common.fn_flags = ZEND_ACC_CTOR; } \
else if (strcmp((method), "__destruct") == 0) { (ce)->destructor = (fe); (fe)->common.fn_flags = ZEND_ACC_DTOR; } \
else if (strcmp((method), "__clone") == 0) { (ce)->clone = (fe); (fe)->common.fn_flags = ZEND_ACC_CLONE; } \
else if (strcmp((method), "__get") == 0) (ce)->__get = (fe); \
else if (strcmp((method), "__set") == 0) (ce)->__set = (fe); \
else if (strcmp((method), "__call") == 0) (ce)->__call = (fe); \
}
#define PHP_RUNKIT_DEL_MAGIC_METHOD(ce, fe) { \
if ((ce)->constructor == (fe)) (ce)->constructor = NULL; \
else if ((ce)->destructor == (fe)) (ce)->destructor = NULL; \
else if ((ce)->clone == (fe)) (ce)->clone = NULL; \
else if ((ce)->__get == (fe)) (ce)->__get = NULL; \
else if ((ce)->__set == (fe)) (ce)->__set = NULL; \
else if ((ce)->__call == (fe)) (ce)->__call = NULL; \
}
#else
#define PHP_RUNKIT_ADD_MAGIC_METHOD(ce, method, fe)
#define PHP_RUNKIT_DEL_MAGIC_METHOD(ce, fe)
#endif
#endif /* PHP_RUNKIT_MANIPULATION */
#endif /* PHP_RUNKIT_H */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/