/*

   +----------------------------------------------------------------------+

   | Zend Engine                                                          |

   +----------------------------------------------------------------------+

   | Copyright (c) Zend Technologies Ltd. (http://www.zend.com)           |

   +----------------------------------------------------------------------+

   | This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.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@php.net>                                 |

   |          Zeev Suraski <zeev@php.net>                                 |

   +----------------------------------------------------------------------+

*/

#ifndef ZEND_H

#define ZEND_H

#define ZEND_VERSION "4.2.0-dev"

#define ZEND_ENGINE_3

#include "zend_types.h"

#include "zend_map_ptr.h"

#include "zend_errors.h"

#include "zend_alloc.h"

#include "zend_llist.h"

#include "zend_string.h"

#include "zend_hash.h"

#include "zend_ast.h"

#include "zend_gc.h"

#include "zend_variables.h"

#include "zend_iterators.h"

#include "zend_stream.h"

#include "zend_smart_str_public.h"

#include "zend_smart_string_public.h"

#include "zend_signal.h"

#define zend_sprintf sprintf

#define HANDLE_BLOCK_INTERRUPTIONS()    ZEND_SIGNAL_BLOCK_INTERRUPTIONS()

#define HANDLE_UNBLOCK_INTERRUPTIONS()    ZEND_SIGNAL_UNBLOCK_INTERRUPTIONS()

#define INTERNAL_FUNCTION_PARAMETERS zend_execute_data *execute_data, zval *return_value

#define INTERNAL_FUNCTION_PARAM_PASSTHRU execute_data, return_value

#define USED_RET() \

  (!EX(prev_execute_data) || \

   !ZEND_USER_CODE(EX(prev_execute_data)->func->common.type) || \

   (EX(prev_execute_data)->opline->result_type != IS_UNUSED))

#ifdef ZEND_ENABLE_STATIC_TSRMLS_CACHE

#define ZEND_TSRMG TSRMG_STATIC

#define ZEND_TSRMG_FAST TSRMG_FAST_STATIC

#define ZEND_TSRMLS_CACHE_EXTERN() TSRMLS_CACHE_EXTERN()

#define ZEND_TSRMLS_CACHE_DEFINE() TSRMLS_CACHE_DEFINE()

#define ZEND_TSRMLS_CACHE_UPDATE() TSRMLS_CACHE_UPDATE()

#define ZEND_TSRMLS_CACHE TSRMLS_CACHE

#else

#define ZEND_TSRMG TSRMG

#define ZEND_TSRMG_FAST TSRMG_FAST

#define ZEND_TSRMLS_CACHE_EXTERN()

#define ZEND_TSRMLS_CACHE_DEFINE()

#define ZEND_TSRMLS_CACHE_UPDATE()

#define ZEND_TSRMLS_CACHE

#endif

#ifndef ZEND_COMPILE_DL_EXT

TSRMLS_MAIN_CACHE_EXTERN()

#else

ZEND_TSRMLS_CACHE_EXTERN()

#endif

struct _zend_serialize_data;

struct _zend_unserialize_data;

typedef struct _zend_serialize_data zend_serialize_data;

typedef struct _zend_unserialize_data zend_unserialize_data;

typedef struct _zend_class_name {

  zend_string *name;

  zend_string *lc_name;

} zend_class_name;

typedef struct _zend_trait_method_reference {

  zend_string *method_name;

  zend_string *class_name;

} zend_trait_method_reference;

typedef struct _zend_trait_precedence {

  zend_trait_method_reference trait_method;

  uint32_t num_excludes;

  zend_string *exclude_class_names[1];

} zend_trait_precedence;

typedef struct _zend_trait_alias {

  zend_trait_method_reference trait_method;

  /**

  * name for method to be added

  */

  zend_string *alias;

  /**

  * modifiers to be set on trait method

  */

  uint32_t modifiers;

} zend_trait_alias;

typedef struct _zend_class_mutable_data {

  zval      *default_properties_table;

  HashTable *constants_table;

  uint32_t   ce_flags;

  HashTable *backed_enum_table;

} zend_class_mutable_data;

typedef struct _zend_class_dependency {

  zend_string      *name;

  zend_class_entry *ce;

} zend_class_dependency;

typedef struct _zend_inheritance_cache_entry zend_inheritance_cache_entry;

typedef struct _zend_error_info {

  int type;

  uint32_t lineno;

  zend_string *filename;

  zend_string *message;

} zend_error_info;

struct _zend_inheritance_cache_entry {

  zend_inheritance_cache_entry *next;

  zend_class_entry             *ce;

  zend_class_entry             *parent;

  zend_class_dependency        *dependencies;

  uint32_t                      dependencies_count;

  uint32_t                      num_warnings;

  zend_error_info             **warnings;

  zend_class_entry             *traits_and_interfaces[1];

};

struct _zend_class_entry {

  char type;

  zend_string *name;

  /* class_entry or string depending on ZEND_ACC_LINKED */

  union {

    zend_class_entry *parent;

    zend_string *parent_name;

  };

  int refcount;

  uint32_t ce_flags;

  int default_properties_count;

  int default_static_members_count;

  zval *default_properties_table;

  zval *default_static_members_table;

  ZEND_MAP_PTR_DEF(zval *, static_members_table);

  HashTable function_table;

  HashTable properties_info;

  HashTable constants_table;

  ZEND_MAP_PTR_DEF(zend_class_mutable_data*, mutable_data);

  zend_inheritance_cache_entry *inheritance_cache;

  struct _zend_property_info **properties_info_table;

  zend_function *constructor;

  zend_function *destructor;

  zend_function *clone;

  zend_function *__get;

  zend_function *__set;

  zend_function *__unset;

  zend_function *__isset;

  zend_function *__call;

  zend_function *__callstatic;

  zend_function *__tostring;

  zend_function *__debugInfo;

  zend_function *__serialize;

  zend_function *__unserialize;

  /* allocated only if class implements Iterator or IteratorAggregate interface */

  zend_class_iterator_funcs *iterator_funcs_ptr;

  /* allocated only if class implements ArrayAccess interface */

  zend_class_arrayaccess_funcs *arrayaccess_funcs_ptr;

  /* handlers */

  union {

    zend_object* (*create_object)(zend_class_entry *class_type);

    int (*interface_gets_implemented)(zend_class_entry *iface, zend_class_entry *class_type); /* a class implements this interface */

  };

  zend_object_iterator *(*get_iterator)(zend_class_entry *ce, zval *object, int by_ref);

  zend_function *(*get_static_method)(zend_class_entry *ce, zend_string* method);

  /* serializer callbacks */

  int (*serialize)(zval *object, unsigned char **buffer, size_t *buf_len, zend_serialize_data *data);

  int (*unserialize)(zval *object, zend_class_entry *ce, const unsigned char *buf, size_t buf_len, zend_unserialize_data *data);

  uint32_t num_interfaces;

  uint32_t num_traits;

  /* class_entry or string(s) depending on ZEND_ACC_LINKED */

  union {

    zend_class_entry **interfaces;

    zend_class_name *interface_names;

  };

  zend_class_name *trait_names;

  zend_trait_alias **trait_aliases;

  zend_trait_precedence **trait_precedences;

  HashTable *attributes;

  uint32_t enum_backing_type;

  HashTable *backed_enum_table;

  union {

    struct {

      zend_string *filename;

      uint32_t line_start;

      uint32_t line_end;

      zend_string *doc_comment;

    } user;

    struct {

      const struct _zend_function_entry *builtin_functions;

      struct _zend_module_entry *module;

    } internal;

  } info;

};

typedef struct _zend_utility_functions {

  void (*error_function)(int type, zend_string *error_filename, const uint32_t error_lineno, zend_string *message);

  size_t (*printf_function)(const char *format, ...) ZEND_ATTRIBUTE_PTR_FORMAT(printf, 1, 2);

  size_t (*write_function)(const char *str, size_t str_length);

  FILE *(*fopen_function)(zend_string *filename, zend_string **opened_path);

  void (*message_handler)(zend_long message, const void *data);

  zval *(*get_configuration_directive)(zend_string *name);

  void (*ticks_function)(int ticks);

  void (*on_timeout)(int seconds);

  zend_result (*stream_open_function)(zend_file_handle *handle);

  void (*printf_to_smart_string_function)(smart_string *buf, const char *format, va_list ap);

  void (*printf_to_smart_str_function)(smart_str *buf, const char *format, va_list ap);

  char *(*getenv_function)(const char *name, size_t name_len);

  zend_string *(*resolve_path_function)(zend_string *filename);

} zend_utility_functions;

typedef struct _zend_utility_values {

  bool html_errors;

} zend_utility_values;

typedef size_t (*zend_write_func_t)(const char *str, size_t str_length);

#define zend_bailout()    _zend_bailout(__FILE__, __LINE__)

#define zend_try                        \

  {                             \

    JMP_BUF *__orig_bailout = EG(bailout);          \

    JMP_BUF __bailout;                   \

                                \

    EG(bailout) = &__bailout;               \

    if (SETJMP(__bailout)==0) {

#define zend_catch                        \

    } else {                       \

      EG(bailout) = __orig_bailout;

#define zend_end_try()                      \

    }                            \

    EG(bailout) = __orig_bailout;             \

  }

#define zend_first_try    EG(bailout)=NULL; zend_try

BEGIN_EXTERN_C()

void zend_startup(zend_utility_functions *utility_functions);

void zend_shutdown(void);

void zend_register_standard_ini_entries(void);

zend_result zend_post_startup(void);

void zend_set_utility_values(zend_utility_values *utility_values);

ZEND_API ZEND_COLD ZEND_NORETURN void _zend_bailout(const char *filename, uint32_t lineno);

ZEND_API size_t zend_get_page_size(void);

ZEND_API size_t zend_vspprintf(char **pbuf, size_t max_len, const char *format, va_list ap);

ZEND_API size_t zend_spprintf(char **message, size_t max_len, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 3, 4);

ZEND_API zend_string *zend_vstrpprintf(size_t max_len, const char *format, va_list ap);

ZEND_API zend_string *zend_strpprintf(size_t max_len, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);

/* Same as zend_spprintf and zend_strpprintf, without checking of format validity.

 * For use with custom printf specifiers such as %H. */

ZEND_API size_t zend_spprintf_unchecked(char **message, size_t max_len, const char *format, ...);

ZEND_API zend_string *zend_strpprintf_unchecked(size_t max_len, const char *format, ...);

ZEND_API const char *get_zend_version(void);

ZEND_API bool zend_make_printable_zval(zval *expr, zval *expr_copy);

ZEND_API size_t zend_print_zval(zval *expr, int indent);

ZEND_API void zend_print_zval_r(zval *expr, int indent);

ZEND_API zend_string *zend_print_zval_r_to_str(zval *expr, int indent);

ZEND_API void zend_print_flat_zval_r(zval *expr);

void zend_print_flat_zval_r_to_buf(smart_str *str, zval *expr);

#define zend_print_variable(var) \

  zend_print_zval((var), 0)

ZEND_API ZEND_COLD void zend_output_debug_string(bool trigger_break, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);

ZEND_API void zend_activate(void);

ZEND_API void zend_deactivate(void);

ZEND_API void zend_call_destructors(void);

ZEND_API void zend_activate_modules(void);

ZEND_API void zend_deactivate_modules(void);

ZEND_API void zend_post_deactivate_modules(void);

ZEND_API void free_estring(char **str_p);

END_EXTERN_C()

/* output support */

#define ZEND_WRITE(str, str_len)    zend_write((str), (str_len))

#define ZEND_WRITE_EX(str, str_len)   write_func((str), (str_len))

#define ZEND_PUTS(str)          zend_write((str), strlen((str)))

#define ZEND_PUTS_EX(str)       write_func((str), strlen((str)))

#define ZEND_PUTC(c)          zend_write(&(c), 1)

BEGIN_EXTERN_C()

extern ZEND_API size_t (*zend_printf)(const char *format, ...) ZEND_ATTRIBUTE_PTR_FORMAT(printf, 1, 2);

extern ZEND_API zend_write_func_t zend_write;

extern ZEND_API FILE *(*zend_fopen)(zend_string *filename, zend_string **opened_path);

extern ZEND_API void (*zend_ticks_function)(int ticks);

extern ZEND_API void (*zend_interrupt_function)(zend_execute_data *execute_data);

extern ZEND_API void (*zend_error_cb)(int type, zend_string *error_filename, const uint32_t error_lineno, zend_string *message);

extern ZEND_API void (*zend_on_timeout)(int seconds);

extern ZEND_API zend_result (*zend_stream_open_function)(zend_file_handle *handle);

extern void (*zend_printf_to_smart_string)(smart_string *buf, const char *format, va_list ap);

extern void (*zend_printf_to_smart_str)(smart_str *buf, const char *format, va_list ap);

extern ZEND_API char *(*zend_getenv)(const char *name, size_t name_len);

extern ZEND_API zend_string *(*zend_resolve_path)(zend_string *filename);

/* These two callbacks are especially for opcache */

extern ZEND_API zend_result (*zend_post_startup_cb)(void);

extern ZEND_API void (*zend_post_shutdown_cb)(void);

ZEND_API ZEND_COLD void zend_error(int type, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);

ZEND_API ZEND_COLD ZEND_NORETURN void zend_error_noreturn(int type, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);

/* For custom format specifiers like H */

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

/* If filename is NULL the default filename is used. */

ZEND_API ZEND_COLD void zend_error_at(int type, zend_string *filename, uint32_t lineno, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 4, 5);

ZEND_API ZEND_COLD ZEND_NORETURN void zend_error_at_noreturn(int type, zend_string *filename, uint32_t lineno, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 4, 5);

ZEND_API ZEND_COLD void zend_error_zstr(int type, zend_string *message);

ZEND_API ZEND_COLD void zend_error_zstr_at(int type, zend_string *filename, uint32_t lineno, zend_string *message);

ZEND_API ZEND_COLD void zend_throw_error(zend_class_entry *exception_ce, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);

ZEND_API ZEND_COLD void zend_type_error(const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 1, 2);

ZEND_API ZEND_COLD void zend_argument_count_error(const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 1, 2);

ZEND_API ZEND_COLD void zend_value_error(const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 1, 2);

ZEND_COLD void zenderror(const char *error);

/* The following #define is used for code duality in PHP for Engine 1 & 2 */

#define ZEND_STANDARD_CLASS_DEF_PTR zend_standard_class_def

extern ZEND_API zend_class_entry *zend_standard_class_def;

extern ZEND_API zend_utility_values zend_uv;

/* If DTrace is available and enabled */

extern ZEND_API bool zend_dtrace_enabled;

END_EXTERN_C()

#define ZEND_UV(name) (zend_uv.name)

BEGIN_EXTERN_C()

ZEND_API void zend_message_dispatcher(zend_long message, const void *data);

ZEND_API zval *zend_get_configuration_directive(zend_string *name);

END_EXTERN_C()

/* 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 ZMSG_MEMORY_LEAKS_GRAND_TOTAL 7L

typedef enum {

  EH_NORMAL = 0,

  EH_THROW

} zend_error_handling_t;

typedef struct {

  zend_error_handling_t  handling;

  zend_class_entry       *exception;

} zend_error_handling;

BEGIN_EXTERN_C()

ZEND_API void zend_save_error_handling(zend_error_handling *current);

ZEND_API void zend_replace_error_handling(zend_error_handling_t error_handling, zend_class_entry *exception_class, zend_error_handling *current);

ZEND_API void zend_restore_error_handling(zend_error_handling *saved);

ZEND_API void zend_begin_record_errors(void);

ZEND_API void zend_free_recorded_errors(void);

END_EXTERN_C()

#define DEBUG_BACKTRACE_PROVIDE_OBJECT (1<<0)

#define DEBUG_BACKTRACE_IGNORE_ARGS    (1<<1)

#include "zend_object_handlers.h"

#include "zend_operators.h"

#endif /* ZEND_H */