Annotation of embedaddon/php/Zend/zend_compile.h, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | Zend Engine |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1998-2012 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: zend_compile.h 321634 2012-01-01 13:15:04Z felipe $ */
! 21:
! 22: #ifndef ZEND_COMPILE_H
! 23: #define ZEND_COMPILE_H
! 24:
! 25: #include "zend.h"
! 26:
! 27: #ifdef HAVE_STDARG_H
! 28: # include <stdarg.h>
! 29: #endif
! 30:
! 31: #include "zend_llist.h"
! 32:
! 33: #define DEBUG_ZEND 0
! 34:
! 35: #define FREE_PNODE(znode) zval_dtor(&znode->u.constant);
! 36:
! 37: #define SET_UNUSED(op) (op).op_type = IS_UNUSED
! 38:
! 39: #define INC_BPC(op_array) if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { ((op_array)->backpatch_count++); }
! 40: #define DEC_BPC(op_array) if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { ((op_array)->backpatch_count--); }
! 41: #define HANDLE_INTERACTIVE() if (CG(active_op_array)->fn_flags & ZEND_ACC_INTERACTIVE) { execute_new_code(TSRMLS_C); }
! 42: #define DO_TICKS() if (Z_LVAL(CG(declarables).ticks)) { zend_do_ticks(TSRMLS_C); }
! 43:
! 44: #define RESET_DOC_COMMENT() \
! 45: { \
! 46: if (CG(doc_comment)) { \
! 47: efree(CG(doc_comment)); \
! 48: CG(doc_comment) = NULL; \
! 49: } \
! 50: CG(doc_comment_len) = 0; \
! 51: }
! 52:
! 53: typedef struct _zend_op_array zend_op_array;
! 54: typedef struct _zend_op zend_op;
! 55:
! 56: typedef struct _znode {
! 57: int op_type;
! 58: union {
! 59: zval constant;
! 60:
! 61: zend_uint var;
! 62: zend_uint opline_num; /* Needs to be signed */
! 63: zend_op_array *op_array;
! 64: zend_op *jmp_addr;
! 65: struct {
! 66: zend_uint var; /* dummy */
! 67: zend_uint type;
! 68: } EA;
! 69: } u;
! 70: } znode;
! 71:
! 72: typedef struct _zend_execute_data zend_execute_data;
! 73:
! 74: #define ZEND_OPCODE_HANDLER_ARGS zend_execute_data *execute_data TSRMLS_DC
! 75: #define ZEND_OPCODE_HANDLER_ARGS_PASSTHRU execute_data TSRMLS_CC
! 76:
! 77: typedef int (*user_opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS);
! 78: typedef int (ZEND_FASTCALL *opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS);
! 79:
! 80: extern ZEND_API opcode_handler_t *zend_opcode_handlers;
! 81:
! 82: struct _zend_op {
! 83: opcode_handler_t handler;
! 84: znode result;
! 85: znode op1;
! 86: znode op2;
! 87: ulong extended_value;
! 88: uint lineno;
! 89: zend_uchar opcode;
! 90: };
! 91:
! 92:
! 93: typedef struct _zend_brk_cont_element {
! 94: int start;
! 95: int cont;
! 96: int brk;
! 97: int parent;
! 98: } zend_brk_cont_element;
! 99:
! 100: typedef struct _zend_label {
! 101: int brk_cont;
! 102: zend_uint opline_num;
! 103: } zend_label;
! 104:
! 105: typedef struct _zend_try_catch_element {
! 106: zend_uint try_op;
! 107: zend_uint catch_op; /* ketchup! */
! 108: } zend_try_catch_element;
! 109:
! 110:
! 111: /* method flags (types) */
! 112: #define ZEND_ACC_STATIC 0x01
! 113: #define ZEND_ACC_ABSTRACT 0x02
! 114: #define ZEND_ACC_FINAL 0x04
! 115: #define ZEND_ACC_IMPLEMENTED_ABSTRACT 0x08
! 116:
! 117: /* class flags (types) */
! 118: /* ZEND_ACC_IMPLICIT_ABSTRACT_CLASS is used for abstract classes (since it is set by any abstract method even interfaces MAY have it set, too). */
! 119: /* ZEND_ACC_EXPLICIT_ABSTRACT_CLASS denotes that a class was explicitly defined as abstract by using the keyword. */
! 120: #define ZEND_ACC_IMPLICIT_ABSTRACT_CLASS 0x10
! 121: #define ZEND_ACC_EXPLICIT_ABSTRACT_CLASS 0x20
! 122: #define ZEND_ACC_FINAL_CLASS 0x40
! 123: #define ZEND_ACC_INTERFACE 0x80
! 124:
! 125: /* op_array flags */
! 126: #define ZEND_ACC_INTERACTIVE 0x10
! 127:
! 128: /* method flags (visibility) */
! 129: /* The order of those must be kept - public < protected < private */
! 130: #define ZEND_ACC_PUBLIC 0x100
! 131: #define ZEND_ACC_PROTECTED 0x200
! 132: #define ZEND_ACC_PRIVATE 0x400
! 133: #define ZEND_ACC_PPP_MASK (ZEND_ACC_PUBLIC | ZEND_ACC_PROTECTED | ZEND_ACC_PRIVATE)
! 134:
! 135: #define ZEND_ACC_CHANGED 0x800
! 136: #define ZEND_ACC_IMPLICIT_PUBLIC 0x1000
! 137:
! 138: /* method flags (special method detection) */
! 139: #define ZEND_ACC_CTOR 0x2000
! 140: #define ZEND_ACC_DTOR 0x4000
! 141: #define ZEND_ACC_CLONE 0x8000
! 142:
! 143: /* method flag (bc only), any method that has this flag can be used statically and non statically. */
! 144: #define ZEND_ACC_ALLOW_STATIC 0x10000
! 145:
! 146: /* shadow of parent's private method/property */
! 147: #define ZEND_ACC_SHADOW 0x20000
! 148:
! 149: /* deprecation flag */
! 150: #define ZEND_ACC_DEPRECATED 0x40000
! 151:
! 152: /* class implement interface(s) flag */
! 153: #define ZEND_ACC_IMPLEMENT_INTERFACES 0x80000
! 154:
! 155: #define ZEND_ACC_CLOSURE 0x100000
! 156:
! 157: /* function flag for internal user call handlers __call, __callstatic */
! 158: #define ZEND_ACC_CALL_VIA_HANDLER 0x200000
! 159:
! 160: char *zend_visibility_string(zend_uint fn_flags);
! 161:
! 162:
! 163: typedef struct _zend_property_info {
! 164: zend_uint flags;
! 165: char *name;
! 166: int name_length;
! 167: ulong h;
! 168: char *doc_comment;
! 169: int doc_comment_len;
! 170: zend_class_entry *ce;
! 171: } zend_property_info;
! 172:
! 173:
! 174: typedef struct _zend_arg_info {
! 175: const char *name;
! 176: zend_uint name_len;
! 177: const char *class_name;
! 178: zend_uint class_name_len;
! 179: zend_bool array_type_hint;
! 180: zend_bool allow_null;
! 181: zend_bool pass_by_reference;
! 182: zend_bool return_reference;
! 183: int required_num_args;
! 184: } zend_arg_info;
! 185:
! 186: typedef struct _zend_compiled_variable {
! 187: char *name;
! 188: int name_len;
! 189: ulong hash_value;
! 190: } zend_compiled_variable;
! 191:
! 192: struct _zend_op_array {
! 193: /* Common elements */
! 194: zend_uchar type;
! 195: char *function_name;
! 196: zend_class_entry *scope;
! 197: zend_uint fn_flags;
! 198: union _zend_function *prototype;
! 199: zend_uint num_args;
! 200: zend_uint required_num_args;
! 201: zend_arg_info *arg_info;
! 202: zend_bool pass_rest_by_reference;
! 203: unsigned char return_reference;
! 204: /* END of common elements */
! 205:
! 206: zend_bool done_pass_two;
! 207:
! 208: zend_uint *refcount;
! 209:
! 210: zend_op *opcodes;
! 211: zend_uint last, size;
! 212:
! 213: zend_compiled_variable *vars;
! 214: int last_var, size_var;
! 215:
! 216: zend_uint T;
! 217:
! 218: zend_brk_cont_element *brk_cont_array;
! 219: int last_brk_cont;
! 220: int current_brk_cont;
! 221:
! 222: zend_try_catch_element *try_catch_array;
! 223: int last_try_catch;
! 224:
! 225: /* static variables support */
! 226: HashTable *static_variables;
! 227:
! 228: zend_op *start_op;
! 229: int backpatch_count;
! 230:
! 231: zend_uint this_var;
! 232:
! 233: char *filename;
! 234: zend_uint line_start;
! 235: zend_uint line_end;
! 236: char *doc_comment;
! 237: zend_uint doc_comment_len;
! 238: zend_uint early_binding; /* the linked list of delayed declarations */
! 239:
! 240: void *reserved[ZEND_MAX_RESERVED_RESOURCES];
! 241: };
! 242:
! 243:
! 244: #define ZEND_RETURN_VALUE 0
! 245: #define ZEND_RETURN_REFERENCE 1
! 246:
! 247: typedef struct _zend_internal_function {
! 248: /* Common elements */
! 249: zend_uchar type;
! 250: char * function_name;
! 251: zend_class_entry *scope;
! 252: zend_uint fn_flags;
! 253: union _zend_function *prototype;
! 254: zend_uint num_args;
! 255: zend_uint required_num_args;
! 256: zend_arg_info *arg_info;
! 257: zend_bool pass_rest_by_reference;
! 258: unsigned char return_reference;
! 259: /* END of common elements */
! 260:
! 261: void (*handler)(INTERNAL_FUNCTION_PARAMETERS);
! 262: struct _zend_module_entry *module;
! 263: } zend_internal_function;
! 264:
! 265: #define ZEND_FN_SCOPE_NAME(function) ((function) && (function)->common.scope ? (function)->common.scope->name : "")
! 266:
! 267: typedef union _zend_function {
! 268: zend_uchar type; /* MUST be the first element of this struct! */
! 269:
! 270: struct {
! 271: zend_uchar type; /* never used */
! 272: char *function_name;
! 273: zend_class_entry *scope;
! 274: zend_uint fn_flags;
! 275: union _zend_function *prototype;
! 276: zend_uint num_args;
! 277: zend_uint required_num_args;
! 278: zend_arg_info *arg_info;
! 279: zend_bool pass_rest_by_reference;
! 280: unsigned char return_reference;
! 281: } common;
! 282:
! 283: zend_op_array op_array;
! 284: zend_internal_function internal_function;
! 285: } zend_function;
! 286:
! 287:
! 288: typedef struct _zend_function_state {
! 289: zend_function *function;
! 290: void **arguments;
! 291: } zend_function_state;
! 292:
! 293:
! 294: typedef struct _zend_switch_entry {
! 295: znode cond;
! 296: int default_case;
! 297: int control_var;
! 298: } zend_switch_entry;
! 299:
! 300:
! 301: typedef struct _list_llist_element {
! 302: znode var;
! 303: zend_llist dimensions;
! 304: znode value;
! 305: } list_llist_element;
! 306:
! 307: union _temp_variable;
! 308:
! 309: struct _zend_execute_data {
! 310: struct _zend_op *opline;
! 311: zend_function_state function_state;
! 312: zend_function *fbc; /* Function Being Called */
! 313: zend_class_entry *called_scope;
! 314: zend_op_array *op_array;
! 315: zval *object;
! 316: union _temp_variable *Ts;
! 317: zval ***CVs;
! 318: HashTable *symbol_table;
! 319: struct _zend_execute_data *prev_execute_data;
! 320: zval *old_error_reporting;
! 321: zend_bool nested;
! 322: zval **original_return_value;
! 323: zend_class_entry *current_scope;
! 324: zend_class_entry *current_called_scope;
! 325: zval *current_this;
! 326: zval *current_object;
! 327: struct _zend_op *call_opline;
! 328: };
! 329:
! 330: #define EX(element) execute_data.element
! 331:
! 332:
! 333: #define IS_CONST (1<<0)
! 334: #define IS_TMP_VAR (1<<1)
! 335: #define IS_VAR (1<<2)
! 336: #define IS_UNUSED (1<<3) /* Unused variable */
! 337: #define IS_CV (1<<4) /* Compiled variable */
! 338:
! 339: #define EXT_TYPE_UNUSED (1<<0)
! 340: #define EXT_TYPE_FREE_ON_RETURN (2<<0)
! 341:
! 342: #include "zend_globals.h"
! 343:
! 344: BEGIN_EXTERN_C()
! 345:
! 346: void init_compiler(TSRMLS_D);
! 347: void shutdown_compiler(TSRMLS_D);
! 348: void zend_init_compiler_data_structures(TSRMLS_D);
! 349:
! 350: extern ZEND_API zend_op_array *(*zend_compile_file)(zend_file_handle *file_handle, int type TSRMLS_DC);
! 351: extern ZEND_API zend_op_array *(*zend_compile_string)(zval *source_string, char *filename TSRMLS_DC);
! 352:
! 353: ZEND_API int lex_scan(zval *zendlval TSRMLS_DC);
! 354: void startup_scanner(TSRMLS_D);
! 355: void shutdown_scanner(TSRMLS_D);
! 356:
! 357: ZEND_API char *zend_set_compiled_filename(const char *new_compiled_filename TSRMLS_DC);
! 358: ZEND_API void zend_restore_compiled_filename(char *original_compiled_filename TSRMLS_DC);
! 359: ZEND_API char *zend_get_compiled_filename(TSRMLS_D);
! 360: ZEND_API int zend_get_compiled_lineno(TSRMLS_D);
! 361: ZEND_API size_t zend_get_scanned_file_offset(TSRMLS_D);
! 362:
! 363: void zend_resolve_non_class_name(znode *element_name, zend_bool check_namespace TSRMLS_DC);
! 364: void zend_resolve_class_name(znode *class_name, ulong *fetch_type, int check_ns_name TSRMLS_DC);
! 365: ZEND_API char* zend_get_compiled_variable_name(const zend_op_array *op_array, zend_uint var, int* name_len);
! 366:
! 367: #ifdef ZTS
! 368: const char *zend_get_zendtext(TSRMLS_D);
! 369: int zend_get_zendleng(TSRMLS_D);
! 370: #endif
! 371:
! 372:
! 373: /* parser-driven code generators */
! 374: void zend_do_binary_op(zend_uchar op, znode *result, const znode *op1, const znode *op2 TSRMLS_DC);
! 375: void zend_do_unary_op(zend_uchar op, znode *result, const znode *op1 TSRMLS_DC);
! 376: void zend_do_binary_assign_op(zend_uchar op, znode *result, const znode *op1, const znode *op2 TSRMLS_DC);
! 377: void zend_do_assign(znode *result, znode *variable, const znode *value TSRMLS_DC);
! 378: void zend_do_assign_ref(znode *result, const znode *lvar, const znode *rvar TSRMLS_DC);
! 379: void fetch_simple_variable(znode *result, znode *varname, int bp TSRMLS_DC);
! 380: void fetch_simple_variable_ex(znode *result, znode *varname, int bp, zend_uchar op TSRMLS_DC);
! 381: void zend_do_indirect_references(znode *result, const znode *num_references, znode *variable TSRMLS_DC);
! 382: void zend_do_fetch_static_variable(znode *varname, const znode *static_assignment, int fetch_type TSRMLS_DC);
! 383: void zend_do_fetch_global_variable(znode *varname, const znode *static_assignment, int fetch_type TSRMLS_DC);
! 384:
! 385: void fetch_array_begin(znode *result, znode *varname, znode *first_dim TSRMLS_DC);
! 386: void fetch_array_dim(znode *result, const znode *parent, const znode *dim TSRMLS_DC);
! 387: void fetch_string_offset(znode *result, const znode *parent, const znode *offset TSRMLS_DC);
! 388: void zend_do_fetch_static_member(znode *result, znode *class_znode TSRMLS_DC);
! 389: void zend_do_print(znode *result, const znode *arg TSRMLS_DC);
! 390: void zend_do_echo(const znode *arg TSRMLS_DC);
! 391: typedef int (*unary_op_type)(zval *, zval * TSRMLS_DC);
! 392: typedef int (*binary_op_type)(zval *, zval *, zval * TSRMLS_DC);
! 393: ZEND_API unary_op_type get_unary_op(int opcode);
! 394: ZEND_API binary_op_type get_binary_op(int opcode);
! 395:
! 396: void zend_do_while_cond(const znode *expr, znode *close_bracket_token TSRMLS_DC);
! 397: void zend_do_while_end(const znode *while_token, const znode *close_bracket_token TSRMLS_DC);
! 398: void zend_do_do_while_begin(TSRMLS_D);
! 399: void zend_do_do_while_end(const znode *do_token, const znode *expr_open_bracket, const znode *expr TSRMLS_DC);
! 400:
! 401:
! 402: void zend_do_if_cond(const znode *cond, znode *closing_bracket_token TSRMLS_DC);
! 403: void zend_do_if_after_statement(const znode *closing_bracket_token, unsigned char initialize TSRMLS_DC);
! 404: void zend_do_if_end(TSRMLS_D);
! 405:
! 406: void zend_do_for_cond(const znode *expr, znode *second_semicolon_token TSRMLS_DC);
! 407: void zend_do_for_before_statement(const znode *cond_start, const znode *second_semicolon_token TSRMLS_DC);
! 408: void zend_do_for_end(const znode *second_semicolon_token TSRMLS_DC);
! 409:
! 410: void zend_do_pre_incdec(znode *result, const znode *op1, zend_uchar op TSRMLS_DC);
! 411: void zend_do_post_incdec(znode *result, const znode *op1, zend_uchar op TSRMLS_DC);
! 412:
! 413: void zend_do_begin_variable_parse(TSRMLS_D);
! 414: void zend_do_end_variable_parse(znode *variable, int type, int arg_offset TSRMLS_DC);
! 415:
! 416: void zend_check_writable_variable(const znode *variable);
! 417:
! 418: void zend_do_free(znode *op1 TSRMLS_DC);
! 419:
! 420: void zend_do_add_string(znode *result, const znode *op1, znode *op2 TSRMLS_DC);
! 421: void zend_do_add_variable(znode *result, const znode *op1, const znode *op2 TSRMLS_DC);
! 422:
! 423: int zend_do_verify_access_types(const znode *current_access_type, const znode *new_modifier);
! 424: void zend_do_begin_function_declaration(znode *function_token, znode *function_name, int is_method, int return_reference, znode *fn_flags_znode TSRMLS_DC);
! 425: void zend_do_end_function_declaration(const znode *function_token TSRMLS_DC);
! 426: void zend_do_receive_arg(zend_uchar op, const znode *var, const znode *offset, const znode *initialization, znode *class_type, const znode *varname, zend_bool pass_by_reference TSRMLS_DC);
! 427: int zend_do_begin_function_call(znode *function_name, zend_bool check_namespace TSRMLS_DC);
! 428: void zend_do_begin_method_call(znode *left_bracket TSRMLS_DC);
! 429: void zend_do_clone(znode *result, const znode *expr TSRMLS_DC);
! 430: void zend_do_begin_dynamic_function_call(znode *function_name, int prefix_len TSRMLS_DC);
! 431: void zend_do_fetch_class(znode *result, znode *class_name TSRMLS_DC);
! 432: void zend_do_build_full_name(znode *result, znode *prefix, znode *name, int is_class_member TSRMLS_DC);
! 433: int zend_do_begin_class_member_function_call(znode *class_name, znode *method_name TSRMLS_DC);
! 434: void zend_do_end_function_call(znode *function_name, znode *result, const znode *argument_list, int is_method, int is_dynamic_fcall TSRMLS_DC);
! 435: void zend_do_return(znode *expr, int do_end_vparse TSRMLS_DC);
! 436: void zend_do_handle_exception(TSRMLS_D);
! 437:
! 438: void zend_do_begin_lambda_function_declaration(znode *result, znode *function_token, int return_reference TSRMLS_DC);
! 439: void zend_do_fetch_lexical_variable(znode *varname, zend_bool is_ref TSRMLS_DC);
! 440:
! 441: void zend_do_try(znode *try_token TSRMLS_DC);
! 442: void zend_do_begin_catch(znode *try_token, znode *catch_class, const znode *catch_var, znode *first_catch TSRMLS_DC);
! 443: void zend_do_end_catch(const znode *try_token TSRMLS_DC);
! 444: void zend_do_throw(const znode *expr TSRMLS_DC);
! 445:
! 446: ZEND_API int do_bind_function(zend_op *opline, HashTable *function_table, zend_bool compile_time);
! 447: ZEND_API zend_class_entry *do_bind_class(const zend_op *opline, HashTable *class_table, zend_bool compile_time TSRMLS_DC);
! 448: ZEND_API zend_class_entry *do_bind_inherited_class(const zend_op *opline, HashTable *class_table, zend_class_entry *parent_ce, zend_bool compile_time TSRMLS_DC);
! 449: ZEND_API void zend_do_inherit_interfaces(zend_class_entry *ce, const zend_class_entry *iface TSRMLS_DC);
! 450: ZEND_API void zend_do_implement_interface(zend_class_entry *ce, zend_class_entry *iface TSRMLS_DC);
! 451: void zend_do_implements_interface(znode *interface_znode TSRMLS_DC);
! 452:
! 453: ZEND_API void zend_do_inheritance(zend_class_entry *ce, zend_class_entry *parent_ce TSRMLS_DC);
! 454: void zend_do_early_binding(TSRMLS_D);
! 455: ZEND_API void zend_do_delayed_early_binding(const zend_op_array *op_array TSRMLS_DC);
! 456:
! 457: void zend_do_pass_param(znode *param, zend_uchar op, int offset TSRMLS_DC);
! 458:
! 459:
! 460: void zend_do_boolean_or_begin(znode *expr1, znode *op_token TSRMLS_DC);
! 461: void zend_do_boolean_or_end(znode *result, const znode *expr1, const znode *expr2, znode *op_token TSRMLS_DC);
! 462: void zend_do_boolean_and_begin(znode *expr1, znode *op_token TSRMLS_DC);
! 463: void zend_do_boolean_and_end(znode *result, const znode *expr1, const znode *expr2, const znode *op_token TSRMLS_DC);
! 464:
! 465: void zend_do_brk_cont(zend_uchar op, const znode *expr TSRMLS_DC);
! 466:
! 467: void zend_do_switch_cond(const znode *cond TSRMLS_DC);
! 468: void zend_do_switch_end(const znode *case_list TSRMLS_DC);
! 469: void zend_do_case_before_statement(const znode *case_list, znode *case_token, const znode *case_expr TSRMLS_DC);
! 470: void zend_do_case_after_statement(znode *result, const znode *case_token TSRMLS_DC);
! 471: void zend_do_default_before_statement(const znode *case_list, znode *default_token TSRMLS_DC);
! 472:
! 473: void zend_do_begin_class_declaration(const znode *class_token, znode *class_name, const znode *parent_class_name TSRMLS_DC);
! 474: void zend_do_end_class_declaration(const znode *class_token, const znode *parent_token TSRMLS_DC);
! 475: void zend_do_declare_property(const znode *var_name, const znode *value, zend_uint access_type TSRMLS_DC);
! 476: void zend_do_declare_implicit_property(TSRMLS_D);
! 477: void zend_do_declare_class_constant(znode *var_name, const znode *value TSRMLS_DC);
! 478:
! 479: void zend_do_fetch_property(znode *result, znode *object, const znode *property TSRMLS_DC);
! 480:
! 481: void zend_do_halt_compiler_register(TSRMLS_D);
! 482:
! 483: void zend_do_push_object(const znode *object TSRMLS_DC);
! 484: void zend_do_pop_object(znode *object TSRMLS_DC);
! 485:
! 486:
! 487: void zend_do_begin_new_object(znode *new_token, znode *class_type TSRMLS_DC);
! 488: void zend_do_end_new_object(znode *result, const znode *new_token, const znode *argument_list TSRMLS_DC);
! 489:
! 490: void zend_do_fetch_constant(znode *result, znode *constant_container, znode *constant_name, int mode, zend_bool check_namespace TSRMLS_DC);
! 491:
! 492: void zend_do_shell_exec(znode *result, const znode *cmd TSRMLS_DC);
! 493:
! 494: void zend_do_init_array(znode *result, const znode *expr, const znode *offset, zend_bool is_ref TSRMLS_DC);
! 495: void zend_do_add_array_element(znode *result, const znode *expr, const znode *offset, zend_bool is_ref TSRMLS_DC);
! 496: void zend_do_add_static_array_element(znode *result, znode *offset, const znode *expr);
! 497: void zend_do_list_init(TSRMLS_D);
! 498: void zend_do_list_end(znode *result, znode *expr TSRMLS_DC);
! 499: void zend_do_add_list_element(const znode *element TSRMLS_DC);
! 500: void zend_do_new_list_begin(TSRMLS_D);
! 501: void zend_do_new_list_end(TSRMLS_D);
! 502:
! 503: void zend_do_cast(znode *result, const znode *expr, int type TSRMLS_DC);
! 504: void zend_do_include_or_eval(int type, znode *result, const znode *op1 TSRMLS_DC);
! 505:
! 506: void zend_do_unset(const znode *variable TSRMLS_DC);
! 507: void zend_do_isset_or_isempty(int type, znode *result, znode *variable TSRMLS_DC);
! 508:
! 509: void zend_do_instanceof(znode *result, const znode *expr, const znode *class_znode, int type TSRMLS_DC);
! 510:
! 511: void zend_do_foreach_begin(znode *foreach_token, znode *open_brackets_token, znode *array, znode *as_token, int variable TSRMLS_DC);
! 512: void zend_do_foreach_cont(znode *foreach_token, const znode *open_brackets_token, const znode *as_token, znode *value, znode *key TSRMLS_DC);
! 513: void zend_do_foreach_end(const znode *foreach_token, const znode *as_token TSRMLS_DC);
! 514:
! 515: void zend_do_declare_begin(TSRMLS_D);
! 516: void zend_do_declare_stmt(znode *var, znode *val TSRMLS_DC);
! 517: void zend_do_declare_end(const znode *declare_token TSRMLS_DC);
! 518:
! 519: void zend_do_exit(znode *result, const znode *message TSRMLS_DC);
! 520:
! 521: void zend_do_begin_silence(znode *strudel_token TSRMLS_DC);
! 522: void zend_do_end_silence(const znode *strudel_token TSRMLS_DC);
! 523:
! 524: void zend_do_jmp_set(const znode *value, znode *jmp_token, znode *colon_token TSRMLS_DC);
! 525: void zend_do_jmp_set_else(znode *result, const znode *false_value, const znode *jmp_token, const znode *colon_token TSRMLS_DC);
! 526:
! 527: void zend_do_begin_qm_op(const znode *cond, znode *qm_token TSRMLS_DC);
! 528: void zend_do_qm_true(const znode *true_value, znode *qm_token, znode *colon_token TSRMLS_DC);
! 529: void zend_do_qm_false(znode *result, const znode *false_value, const znode *qm_token, const znode *colon_token TSRMLS_DC);
! 530:
! 531: void zend_do_extended_info(TSRMLS_D);
! 532: void zend_do_extended_fcall_begin(TSRMLS_D);
! 533: void zend_do_extended_fcall_end(TSRMLS_D);
! 534:
! 535: void zend_do_ticks(TSRMLS_D);
! 536:
! 537: void zend_do_abstract_method(const znode *function_name, znode *modifiers, const znode *body TSRMLS_DC);
! 538:
! 539: void zend_do_declare_constant(znode *name, znode *value TSRMLS_DC);
! 540: void zend_do_build_namespace_name(znode *result, znode *prefix, znode *name TSRMLS_DC);
! 541: void zend_do_begin_namespace(const znode *name, zend_bool with_brackets TSRMLS_DC);
! 542: void zend_do_end_namespace(TSRMLS_D);
! 543: void zend_verify_namespace(TSRMLS_D);
! 544: void zend_do_use(znode *name, znode *new_name, int is_global TSRMLS_DC);
! 545: void zend_do_end_compilation(TSRMLS_D);
! 546:
! 547: void zend_do_label(znode *label TSRMLS_DC);
! 548: void zend_do_goto(const znode *label TSRMLS_DC);
! 549: void zend_resolve_goto_label(zend_op_array *op_array, zend_op *opline, int pass2 TSRMLS_DC);
! 550: void zend_release_labels(TSRMLS_D);
! 551:
! 552: ZEND_API void function_add_ref(zend_function *function);
! 553:
! 554: #define INITIAL_OP_ARRAY_SIZE 64
! 555:
! 556:
! 557: /* helper functions in zend_language_scanner.l */
! 558: ZEND_API zend_op_array *compile_file(zend_file_handle *file_handle, int type TSRMLS_DC);
! 559: ZEND_API zend_op_array *compile_string(zval *source_string, char *filename TSRMLS_DC);
! 560: ZEND_API zend_op_array *compile_filename(int type, zval *filename TSRMLS_DC);
! 561: ZEND_API int zend_execute_scripts(int type TSRMLS_DC, zval **retval, int file_count, ...);
! 562: ZEND_API int open_file_for_scanning(zend_file_handle *file_handle TSRMLS_DC);
! 563: ZEND_API void init_op_array(zend_op_array *op_array, zend_uchar type, int initial_ops_size TSRMLS_DC);
! 564: ZEND_API void destroy_op_array(zend_op_array *op_array TSRMLS_DC);
! 565: ZEND_API void zend_destroy_file_handle(zend_file_handle *file_handle TSRMLS_DC);
! 566: ZEND_API int zend_cleanup_class_data(zend_class_entry **pce TSRMLS_DC);
! 567: ZEND_API int zend_cleanup_function_data(zend_function *function TSRMLS_DC);
! 568: ZEND_API int zend_cleanup_function_data_full(zend_function *function TSRMLS_DC);
! 569:
! 570: ZEND_API void destroy_zend_function(zend_function *function TSRMLS_DC);
! 571: ZEND_API void zend_function_dtor(zend_function *function);
! 572: ZEND_API void destroy_zend_class(zend_class_entry **pce);
! 573: void zend_class_add_ref(zend_class_entry **ce);
! 574:
! 575: ZEND_API void zend_mangle_property_name(char **dest, int *dest_length, const char *src1, int src1_length, const char *src2, int src2_length, int internal);
! 576: ZEND_API int zend_unmangle_property_name(char *mangled_property, int mangled_property_len, char **prop_name, char **class_name);
! 577:
! 578: #define ZEND_FUNCTION_DTOR (void (*)(void *)) zend_function_dtor
! 579: #define ZEND_CLASS_DTOR (void (*)(void *)) destroy_zend_class
! 580:
! 581: zend_op *get_next_op(zend_op_array *op_array TSRMLS_DC);
! 582: void init_op(zend_op *op TSRMLS_DC);
! 583: int get_next_op_number(zend_op_array *op_array);
! 584: int print_class(zend_class_entry *class_entry TSRMLS_DC);
! 585: void print_op_array(zend_op_array *op_array, int optimizations);
! 586: ZEND_API int pass_two(zend_op_array *op_array TSRMLS_DC);
! 587: zend_brk_cont_element *get_next_brk_cont_element(zend_op_array *op_array);
! 588: void zend_do_first_catch(znode *open_parentheses TSRMLS_DC);
! 589: void zend_initialize_try_catch_element(const znode *try_token TSRMLS_DC);
! 590: void zend_do_mark_last_catch(const znode *first_catch, const znode *last_additional_catch TSRMLS_DC);
! 591: ZEND_API zend_bool zend_is_compiling(TSRMLS_D);
! 592: ZEND_API char *zend_make_compiled_string_description(const char *name TSRMLS_DC);
! 593: ZEND_API void zend_initialize_class_data(zend_class_entry *ce, zend_bool nullify_handlers TSRMLS_DC);
! 594: int zend_get_class_fetch_type(const char *class_name, uint class_name_len);
! 595:
! 596: typedef zend_bool (*zend_auto_global_callback)(char *name, uint name_len TSRMLS_DC);
! 597: typedef struct _zend_auto_global {
! 598: char *name;
! 599: uint name_len;
! 600: zend_auto_global_callback auto_global_callback;
! 601: zend_bool armed;
! 602: } zend_auto_global;
! 603:
! 604: void zend_auto_global_dtor(zend_auto_global *auto_global);
! 605: ZEND_API int zend_register_auto_global(const char *name, uint name_len, zend_auto_global_callback auto_global_callback TSRMLS_DC);
! 606: ZEND_API zend_bool zend_is_auto_global(const char *name, uint name_len TSRMLS_DC);
! 607: ZEND_API int zend_auto_global_disable_jit(const char *varname, zend_uint varname_length TSRMLS_DC);
! 608: ZEND_API size_t zend_dirname(char *path, size_t len);
! 609:
! 610: #if SUHOSIN_PATCH
! 611: extern void *suhosin_zend_destroy_property_info_internal;
! 612: extern void *suhosin_zend_destroy_property_info;
! 613: #endif
! 614:
! 615: int zendlex(znode *zendlval TSRMLS_DC);
! 616:
! 617: /* BEGIN: OPCODES */
! 618:
! 619: #include "zend_vm_opcodes.h"
! 620:
! 621: #define ZEND_OP_DATA 137
! 622:
! 623: /* END: OPCODES */
! 624:
! 625:
! 626:
! 627:
! 628: /* global/local fetches */
! 629: #define ZEND_FETCH_GLOBAL 0
! 630: #define ZEND_FETCH_LOCAL 1
! 631: #define ZEND_FETCH_STATIC 2
! 632: #define ZEND_FETCH_STATIC_MEMBER 3
! 633: #define ZEND_FETCH_GLOBAL_LOCK 4
! 634: #define ZEND_FETCH_LEXICAL 5
! 635:
! 636:
! 637: /* class fetches */
! 638: #define ZEND_FETCH_CLASS_DEFAULT 0
! 639: #define ZEND_FETCH_CLASS_SELF 1
! 640: #define ZEND_FETCH_CLASS_PARENT 2
! 641: #define ZEND_FETCH_CLASS_MAIN 3
! 642: #define ZEND_FETCH_CLASS_GLOBAL 4
! 643: #define ZEND_FETCH_CLASS_AUTO 5
! 644: #define ZEND_FETCH_CLASS_INTERFACE 6
! 645: #define ZEND_FETCH_CLASS_STATIC 7
! 646: #define ZEND_FETCH_CLASS_MASK 0x0f
! 647: #define ZEND_FETCH_CLASS_NO_AUTOLOAD 0x80
! 648: #define ZEND_FETCH_CLASS_SILENT 0x0100
! 649:
! 650: /* variable parsing type (compile-time) */
! 651: #define ZEND_PARSED_MEMBER (1<<0)
! 652: #define ZEND_PARSED_METHOD_CALL (1<<1)
! 653: #define ZEND_PARSED_STATIC_MEMBER (1<<2)
! 654: #define ZEND_PARSED_FUNCTION_CALL (1<<3)
! 655: #define ZEND_PARSED_VARIABLE (1<<4)
! 656: #define ZEND_PARSED_REFERENCE_VARIABLE (1<<5)
! 657: #define ZEND_PARSED_NEW (1<<6)
! 658:
! 659:
! 660: /* unset types */
! 661: #define ZEND_UNSET_REG 0
! 662:
! 663: /* var status for backpatching */
! 664: #define BP_VAR_R 0
! 665: #define BP_VAR_W 1
! 666: #define BP_VAR_RW 2
! 667: #define BP_VAR_IS 3
! 668: #define BP_VAR_NA 4 /* if not applicable */
! 669: #define BP_VAR_FUNC_ARG 5
! 670: #define BP_VAR_UNSET 6
! 671:
! 672:
! 673: #define ZEND_INTERNAL_FUNCTION 1
! 674: #define ZEND_USER_FUNCTION 2
! 675: #define ZEND_OVERLOADED_FUNCTION 3
! 676: #define ZEND_EVAL_CODE 4
! 677: #define ZEND_OVERLOADED_FUNCTION_TEMPORARY 5
! 678:
! 679: #define ZEND_INTERNAL_CLASS 1
! 680: #define ZEND_USER_CLASS 2
! 681:
! 682: #define ZEND_EVAL (1<<0)
! 683: #define ZEND_INCLUDE (1<<1)
! 684: #define ZEND_INCLUDE_ONCE (1<<2)
! 685: #define ZEND_REQUIRE (1<<3)
! 686: #define ZEND_REQUIRE_ONCE (1<<4)
! 687:
! 688: #define ZEND_ISSET (1<<0)
! 689: #define ZEND_ISEMPTY (1<<1)
! 690: #define ZEND_ISSET_ISEMPTY_MASK (ZEND_ISSET | ZEND_ISEMPTY)
! 691: #define ZEND_QUICK_SET (1<<2)
! 692:
! 693: #define ZEND_CT (1<<0)
! 694: #define ZEND_RT (1<<1)
! 695:
! 696: #define ZEND_FETCH_STANDARD 0x00000000
! 697: #define ZEND_FETCH_ADD_LOCK 0x08000000
! 698: #define ZEND_FETCH_MAKE_REF 0x04000000
! 699:
! 700: #define ZEND_FE_FETCH_BYREF 1
! 701: #define ZEND_FE_FETCH_WITH_KEY 2
! 702:
! 703: #define ZEND_FE_RESET_VARIABLE 1
! 704: #define ZEND_FE_RESET_REFERENCE 2
! 705:
! 706: #define ZEND_MEMBER_FUNC_CALL 1<<0
! 707:
! 708: #define ZEND_ARG_SEND_BY_REF (1<<0)
! 709: #define ZEND_ARG_COMPILE_TIME_BOUND (1<<1)
! 710: #define ZEND_ARG_SEND_FUNCTION (1<<2)
! 711: #define ZEND_ARG_SEND_SILENT (1<<3)
! 712:
! 713: #define ZEND_SEND_BY_VAL 0
! 714: #define ZEND_SEND_BY_REF 1
! 715: #define ZEND_SEND_PREFER_REF 2
! 716:
! 717: #define ARG_SEND_TYPE(zf, arg_num) \
! 718: ((zf) ? \
! 719: ((((zend_function*)(zf))->common.arg_info && \
! 720: arg_num<=((zend_function*)(zf))->common.num_args) ? \
! 721: ((zend_function *)(zf))->common.arg_info[arg_num-1].pass_by_reference : \
! 722: ((zend_function *)(zf))->common.pass_rest_by_reference) : \
! 723: ZEND_SEND_BY_VAL)
! 724:
! 725: #define ARG_MUST_BE_SENT_BY_REF(zf, arg_num) \
! 726: (ARG_SEND_TYPE(zf, arg_num) == ZEND_SEND_BY_REF)
! 727:
! 728: #define ARG_SHOULD_BE_SENT_BY_REF(zf, arg_num) \
! 729: (ARG_SEND_TYPE(zf, arg_num) & (ZEND_SEND_BY_REF|ZEND_SEND_PREFER_REF))
! 730:
! 731: #define ARG_MAY_BE_SENT_BY_REF(zf, arg_num) \
! 732: (ARG_SEND_TYPE(zf, arg_num) == ZEND_SEND_PREFER_REF)
! 733:
! 734: #define ZEND_RETURN_VAL 0
! 735: #define ZEND_RETURN_REF 1
! 736:
! 737:
! 738: #define ZEND_RETURNS_FUNCTION 1<<0
! 739: #define ZEND_RETURNS_NEW 1<<1
! 740:
! 741: END_EXTERN_C()
! 742:
! 743: #define ZEND_CLONE_FUNC_NAME "__clone"
! 744: #define ZEND_CONSTRUCTOR_FUNC_NAME "__construct"
! 745: #define ZEND_DESTRUCTOR_FUNC_NAME "__destruct"
! 746: #define ZEND_GET_FUNC_NAME "__get"
! 747: #define ZEND_SET_FUNC_NAME "__set"
! 748: #define ZEND_UNSET_FUNC_NAME "__unset"
! 749: #define ZEND_ISSET_FUNC_NAME "__isset"
! 750: #define ZEND_CALL_FUNC_NAME "__call"
! 751: #define ZEND_CALLSTATIC_FUNC_NAME "__callstatic"
! 752: #define ZEND_TOSTRING_FUNC_NAME "__tostring"
! 753: #define ZEND_AUTOLOAD_FUNC_NAME "__autoload"
! 754:
! 755: /* The following constants may be combined in CG(compiler_options)
! 756: * to change the default compiler behavior */
! 757:
! 758: /* generate extended debug information */
! 759: #define ZEND_COMPILE_EXTENDED_INFO (1<<0)
! 760:
! 761: /* call op_array handler of extendions */
! 762: #define ZEND_COMPILE_HANDLE_OP_ARRAY (1<<1)
! 763:
! 764: /* generate ZEND_DO_FCALL_BY_NAME for internal functions instead of ZEND_DO_FCALL */
! 765: #define ZEND_COMPILE_IGNORE_INTERNAL_FUNCTIONS (1<<2)
! 766:
! 767: /* don't perform early binding for classes inherited form internal ones;
! 768: * in namespaces assume that internal class that doesn't exist at compile-time
! 769: * may apper in run-time */
! 770: #define ZEND_COMPILE_IGNORE_INTERNAL_CLASSES (1<<3)
! 771:
! 772: /* generate ZEND_DECLARE_INHERITED_CLASS_DELAYED opcode to delay early binding */
! 773: #define ZEND_COMPILE_DELAYED_BINDING (1<<4)
! 774:
! 775: /* disable constant substitution at compile-time */
! 776: #define ZEND_COMPILE_NO_CONSTANT_SUBSTITUTION (1<<5)
! 777:
! 778: /* The default value for CG(compiler_options) */
! 779: #define ZEND_COMPILE_DEFAULT ZEND_COMPILE_HANDLE_OP_ARRAY
! 780:
! 781: /* The default value for CG(compiler_options) during eval() */
! 782: #define ZEND_COMPILE_DEFAULT_FOR_EVAL 0
! 783:
! 784: #endif /* ZEND_COMPILE_H */
! 785:
! 786: /*
! 787: * Local variables:
! 788: * tab-width: 4
! 789: * c-basic-offset: 4
! 790: * indent-tabs-mode: t
! 791: * End:
! 792: */
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