Skip to content
This repository

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tag: php-4.0.5RC3
Fetching contributors…

Cannot retrieve contributors at this time

file 463 lines (368 sloc) 13.001 kb
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463
/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2001 Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 0.92 of the Zend license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.zend.com/license/0_92.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/


#ifndef ZEND_H
#define ZEND_H

#define ZEND_VERSION "1.0.5"

#ifdef __cplusplus
#define BEGIN_EXTERN_C() extern "C" {
#define END_EXTERN_C() }
#else
#define BEGIN_EXTERN_C()
#define END_EXTERN_C()
#endif

#include <stdio.h>

/*
* general definitions
*/

#ifdef ZEND_WIN32
# include "zend_config.w32.h"
# define ZEND_PATHS_SEPARATOR ';'
#else
# include "zend_config.h"
# define ZEND_PATHS_SEPARATOR ':'
#endif

/* all HAVE_XXX test have to be after the include of zend_config above */

#ifdef HAVE_UNIX_H
# include <unix.h>
#endif

#ifdef HAVE_STDARG_H
# include <stdarg.h>
#endif

#ifdef HAVE_DLFCN_H
# include <dlfcn.h>
#endif

#if defined(HAVE_LIBDL)

# ifndef RTLD_LAZY
# define RTLD_LAZY 1 /* Solaris 1, FreeBSD's (2.1.7.1 and older) */
# endif

# ifndef RTLD_GLOBAL
# define RTLD_GLOBAL 0
# endif

# define DL_LOAD(libname) dlopen(libname, RTLD_LAZY | RTLD_GLOBAL)
# define DL_UNLOAD dlclose
# define DL_FETCH_SYMBOL dlsym
# define DL_HANDLE void *
# define ZEND_EXTENSIONS_SUPPORT 1
#elif defined(ZEND_WIN32)
# define DL_LOAD(libname) LoadLibrary(libname)
# define DL_FETCH_SYMBOL GetProcAddress
# define DL_UNLOAD FreeLibrary
# define DL_HANDLE HMODULE
# define ZEND_EXTENSIONS_SUPPORT 1
#else
# define DL_HANDLE void *
# define ZEND_EXTENSIONS_SUPPORT 0
#endif

#if HAVE_ALLOCA_H
# include <alloca.h>
#endif

#if (HAVE_ALLOCA || (defined (__GNUC__) && __GNUC__ >= 2)) && !(defined(ZTS) && defined(ZEND_WIN32))
# define do_alloca(p) alloca(p)
# define free_alloca(p)
#else
# define do_alloca(p) emalloc(p)
# define free_alloca(p) efree(p)
#endif

#if ZEND_DEBUG
#define ZEND_FILE_LINE_D char *__zend_filename, uint __zend_lineno
#define ZEND_FILE_LINE_DC , ZEND_FILE_LINE_D
#define ZEND_FILE_LINE_ORIG_D char *__zend_orig_filename, uint __zend_orig_lineno
#define ZEND_FILE_LINE_ORIG_DC , ZEND_FILE_LINE_ORIG_D
#define ZEND_FILE_LINE_RELAY_C __zend_filename, __zend_lineno
#define ZEND_FILE_LINE_RELAY_CC , ZEND_FILE_LINE_RELAY_C
#define ZEND_FILE_LINE_C __FILE__, __LINE__
#define ZEND_FILE_LINE_CC , ZEND_FILE_LINE_C
#define ZEND_FILE_LINE_EMPTY_C NULL, 0
#define ZEND_FILE_LINE_EMPTY_CC , ZEND_FILE_LINE_EMPTY_C
#define ZEND_FILE_LINE_ORIG_RELAY_C __zend_orig_filename, __zend_orig_lineno
#define ZEND_FILE_LINE_ORIG_RELAY_CC , ZEND_FILE_LINE_ORIG_RELAY_C
#else
#define ZEND_FILE_LINE_D
#define ZEND_FILE_LINE_DC
#define ZEND_FILE_LINE_ORIG_D
#define ZEND_FILE_LINE_ORIG_DC
#define ZEND_FILE_LINE_RELAY_C
#define ZEND_FILE_LINE_RELAY_CC
#define ZEND_FILE_LINE_C
#define ZEND_FILE_LINE_CC
#define ZEND_FILE_LINE_EMPTY_C
#define ZEND_FILE_LINE_EMPTY_CC
#define ZEND_FILE_LINE_ORIG_RELAY_C
#define ZEND_FILE_LINE_ORIG_RELAY_CC
#endif /* ZEND_DEBUG */

#ifdef ZTS
#define ZTS_V 1
#else
#define ZTS_V 0
#endif

#include "zend_errors.h"
#include "zend_alloc.h"

typedef unsigned char zend_bool;
typedef unsigned char zend_uchar;
typedef unsigned int zend_uint;
typedef unsigned long zend_ulong;
typedef unsigned short zend_ushort;

#undef SUCCESS
#undef FAILURE
#define SUCCESS 0
#define FAILURE -1 /* this MUST stay a negative number, or it may affect functions! */


#include "zend_hash.h"
#include "zend_llist.h"

#define INTERNAL_FUNCTION_PARAMETERS int ht, zval *return_value, zval *this_ptr, int return_value_used ELS_DC
#define INTERNAL_FUNCTION_PARAM_PASSTHRU ht, return_value, this_ptr, return_value_used ELS_CC

/*
* zval
*/
typedef struct _zval_struct zval;
typedef struct _zend_class_entry zend_class_entry;

typedef union _zvalue_value {
long lval; /* long value */
double dval; /* double value */
struct {
char *val;
int len;
} str;
HashTable *ht; /* hash table value */
struct {
zend_class_entry *ce;
HashTable *properties;
} obj;
} zvalue_value;


struct _zval_struct {
/* Variable information */
zvalue_value value; /* value */
zend_uchar type; /* active type */
zend_uchar is_ref;
zend_ushort refcount;
};



typedef struct _zend_function_entry {
char *fname;
void (*handler)(INTERNAL_FUNCTION_PARAMETERS);
unsigned char *func_arg_types;
} zend_function_entry;


typedef struct _zend_property_reference {
int type; /* read, write or r/w */
zval *object;
zend_llist *elements_list;
} zend_property_reference;



typedef struct _zend_overloaded_element {
int type; /* array offset or object proprety */
zval element;
} zend_overloaded_element;

/* excpt.h on Digital Unix 4.0 defines function_table */
#undef function_table

struct _zend_class_entry {
char type;
char *name;
uint name_length;
struct _zend_class_entry *parent;
int *refcount;
zend_bool constants_updated;

HashTable function_table;
HashTable default_properties;
zend_function_entry *builtin_functions;

/* handlers */
void (*handle_function_call)(INTERNAL_FUNCTION_PARAMETERS, zend_property_reference *property_reference);
zval (*handle_property_get)(zend_property_reference *property_reference);
int (*handle_property_set)(zend_property_reference *property_reference, zval *value);
};



typedef struct _zend_utility_functions {
void (*error_function)(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args);
int (*printf_function)(const char *format, ...);
int (*write_function)(const char *str, uint str_length);
FILE *(*fopen_function)(const char *filename, char **opened_path);
void (*message_handler)(long message, void *data);
void (*block_interruptions)(void);
void (*unblock_interruptions)(void);
int (*get_configuration_directive)(char *name, uint name_length, zval *contents);
void (*ticks_function)(int ticks);
} zend_utility_functions;


typedef struct _zend_utility_values {
char *import_use_extension;
uint import_use_extension_length;
} zend_utility_values;


typedef int (*zend_write_func_t)(const char *str, uint str_length);


#undef MIN
#undef MAX
#define MAX(a,b) (((a)>(b))?(a):(b))
#define MIN(a,b) (((a)<(b))?(a):(b))
#define ZEND_STRL(str) (str), (sizeof(str)-1)
#define ZEND_STRS(str) (str), (sizeof(str)
#define ZEND_NORMALIZE_BOOL(n) \
((n) ? (((n)>0) ? 1 : -1) : 0)


/* data types */
#define IS_NULL 0
#define IS_LONG 1
#define IS_DOUBLE 2
#define IS_STRING 3
#define IS_ARRAY 4
#define IS_OBJECT 5
#define IS_BOOL 6
#define IS_RESOURCE 7
#define IS_CONSTANT 8
#define IS_CONSTANT_ARRAY 9

/* Special data type to temporarily mark large numbers */
#define FLAG_IS_BC 10 /* for parser internal use only */

/* overloaded elements data types */
#define OE_IS_ARRAY (1<<0)
#define OE_IS_OBJECT (1<<1)
#define OE_IS_METHOD (1<<2)


/* Argument passing types */
#define BYREF_NONE 0
#define BYREF_FORCE 1
#define BYREF_ALLOW 2
#define BYREF_FORCE_REST 3

int zend_startup(zend_utility_functions *utility_functions, char **extensions, int start_builtin_functions);
void zend_shutdown(void);

void zend_set_utility_values(zend_utility_values *utility_values);
BEGIN_EXTERN_C()
ZEND_API void zend_bailout(void);
END_EXTERN_C()
ZEND_API char *get_zend_version(void);

ZEND_API void zend_make_printable_zval(zval *expr, zval *expr_copy, int *use_copy);
ZEND_API int zend_print_zval(zval *expr, int indent);
ZEND_API int zend_print_zval_ex(zend_write_func_t write_func, zval *expr, int indent);
ZEND_API void zend_print_zval_r(zval *expr, int indent);
ZEND_API void zend_print_zval_r_ex(zend_write_func_t write_func, zval *expr, int indent);

ZEND_API void zend_output_debug_string(zend_bool trigger_break, char *format, ...);
#if ZEND_DEBUG
#define Z_DBG(expr) (expr)
#else
#define Z_DBG(expr)
#endif

ZEND_API extern char *empty_string;

ZEND_API void free_estring(char **str_p);

#define STR_FREE(ptr) if (ptr && ptr!=empty_string) { efree(ptr); }
#define STR_FREE_REL(ptr) if (ptr && ptr!=empty_string) { efree_rel(ptr); }

#define STR_REALLOC(ptr, size) \
if (ptr!=empty_string) { \
ptr = (char *) erealloc(ptr, size); \
} else { \
ptr = (char *) emalloc(size); \
memset(ptr, 0, size); \
}

/* output support */
#define ZEND_WRITE(str, str_len) zend_write((str), (str_len))
#define ZEND_PUTS(str) zend_write((str), strlen((str)))
#define ZEND_PUTC(c) zend_write(&(c), 1), (c)


BEGIN_EXTERN_C()
extern ZEND_API int (*zend_printf)(const char *format, ...);
extern ZEND_API zend_write_func_t zend_write;
extern ZEND_API FILE *(*zend_fopen)(const char *filename, char **opened_path);
extern ZEND_API void (*zend_block_interruptions)(void);
extern ZEND_API void (*zend_unblock_interruptions)(void);
extern ZEND_API void (*zend_ticks_function)(int ticks);
extern ZEND_API void (*zend_error_cb)(int type, const char *error_filename, const uint error_lineno, const char *format, va_list args);


ZEND_API void zend_error(int type, const char *format, ...);

void zenderror(char *error);

extern ZEND_API zend_class_entry zend_standard_class_def;
extern zend_utility_values zend_uv;
extern ZEND_API zval zval_used_for_init;

END_EXTERN_C()

#define ZEND_UV(name) (zend_uv.name)


#define HANDLE_BLOCK_INTERRUPTIONS() if (zend_block_interruptions) { zend_block_interruptions(); }
#define HANDLE_UNBLOCK_INTERRUPTIONS() if (zend_unblock_interruptions) { zend_unblock_interruptions(); }

BEGIN_EXTERN_C()
ZEND_API void zend_message_dispatcher(long message, void *data);
END_EXTERN_C()

ZEND_API int zend_get_configuration_directive(char *name, uint name_length, zval *contents);


/* Messages for applications of Zend */
#define ZMSG_FAILED_INCLUDE_FOPEN 1L
#define ZMSG_FAILED_REQUIRE_FOPEN 2L
#define ZMSG_FAILED_HIGHLIGHT_FOPEN 3L
#define ZMSG_MEMORY_LEAK_DETECTED 4L
#define ZMSG_MEMORY_LEAK_REPEATED 5L
#define ZMSG_LOG_SCRIPT_NAME 6L


#define ZVAL_ADDREF(pz) (++(pz)->refcount)
#define ZVAL_DELREF(pz) (--(pz)->refcount)
#define ZVAL_REFCOUNT(pz) ((pz)->refcount)

#define INIT_PZVAL(z) \
(z)->refcount = 1; \
(z)->is_ref = 0;

#define INIT_ZVAL(z) z = zval_used_for_init;

#define ALLOC_INIT_ZVAL(zp) \
ALLOC_ZVAL(zp); \
INIT_ZVAL(*zp);

#define MAKE_STD_ZVAL(zv) \
ALLOC_ZVAL(zv); \
INIT_PZVAL(zv);

#define PZVAL_IS_REF(z) ((z)->is_ref)

#define SEPARATE_ZVAL(ppzv) \
{ \
zval *orig_ptr = *(ppzv); \
\
if (orig_ptr->refcount>1) { \
orig_ptr->refcount--; \
ALLOC_ZVAL(*(ppzv)); \
**(ppzv) = *orig_ptr; \
zval_copy_ctor(*(ppzv)); \
(*(ppzv))->refcount=1; \
(*(ppzv))->is_ref = 0; \
} \
}

#define SEPARATE_ZVAL_IF_NOT_REF(ppzv) \
if (!PZVAL_IS_REF(*ppzv)) { \
SEPARATE_ZVAL(ppzv); \
}

#define SEPARATE_ZVAL_TO_MAKE_IS_REF(ppzv) \
if (!PZVAL_IS_REF(*ppzv)) { \
SEPARATE_ZVAL(ppzv); \
(*(ppzv))->is_ref = 1; \
}

#define COPY_PZVAL_TO_ZVAL(zv, pzv) \
(zv) = *(pzv); \
if ((pzv)->refcount>1) { \
zval_copy_ctor(&(zv)); \
(pzv)->refcount--; \
} else { \
FREE_ZVAL(pzv); \
} \
INIT_PZVAL(&(zv));

#define REPLACE_ZVAL_VALUE(ppzv_dest,pzv_src,copy) { \
int is_ref,refcount; \
\
SEPARATE_ZVAL_IF_NOT_REF(ppzv_dest); \
is_ref = (*ppzv_dest)->is_ref; \
refcount = (*ppzv_dest)->refcount; \
zval_dtor(*ppzv_dest); \
**ppzv_dest = *pzv_src; \
if(copy) { \
zval_copy_ctor(*ppzv_dest); \
} \
(*ppzv_dest)->is_ref = is_ref; \
(*ppzv_dest)->refcount = refcount; \
}

#define ZEND_MAX_RESERVED_RESOURCES 4

#ifdef ZEND_WIN32
/* Only use this macro if you know for sure that all of the switches values
are covered by its case statements */
#define EMPTY_SWITCH_DEFAULT_CASE() \
default: \
__assume(0); \
break;
#else
#define EMPTY_SWITCH_DEFAULT_CASE()
#endif

#endif /* ZEND_H */

/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
Something went wrong with that request. Please try again.