text: /*
     +----------------------------------------------------------------------+
     | Zend Engine                                                          |
     +----------------------------------------------------------------------+
     | Copyright (c) 1998-2015 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: Nikita Popov <nikic@php.net>                                |
     +----------------------------------------------------------------------+
  */
  
  /* $Id$ */
  
  #ifndef ZEND_GENERATORS_H
  #define ZEND_GENERATORS_H
  
  BEGIN_EXTERN_C()
  
  extern ZEND_API zend_class_entry *zend_ce_generator;
  
  typedef struct _zend_generator_iterator {
  	zend_object_iterator intern;
  
  	/* The generator object handle has to be stored, because the
  	 * iterator is holding a ref to it, which has to be dtored. */
  	zend_object_handle handle;
  } zend_generator_iterator;
  
  typedef struct _zend_generator {
  	zend_object std;
  
  	zend_generator_iterator iterator;
  
  	/* The suspended execution context. */
  	zend_execute_data *execute_data;
  
  	/* The separate stack used by generator */
  	zend_vm_stack stack;
  
  	/* Current value */
  	zval *value;
  	/* Current key */
  	zval *key;
  	/* Variable to put sent value into */
  	zval **send_target;
  	/* Largest used integer key for auto-incrementing keys */
  	long largest_used_integer_key;
  
  	/* ZEND_GENERATOR_* flags */
  	zend_uchar flags;
  } zend_generator;
  
  static const zend_uchar ZEND_GENERATOR_CURRENTLY_RUNNING = 0x1;
  static const zend_uchar ZEND_GENERATOR_FORCED_CLOSE      = 0x2;
  static const zend_uchar ZEND_GENERATOR_AT_FIRST_YIELD    = 0x4;
  
  void zend_register_generator_ce(TSRMLS_D);
  ZEND_API zval *zend_generator_create_zval(zend_op_array *op_array TSRMLS_DC);
  ZEND_API void zend_generator_close(zend_generator *generator, zend_bool finished_execution TSRMLS_DC);
  ZEND_API void zend_generator_resume(zend_generator *generator TSRMLS_DC);
  
  END_EXTERN_C()
  
  #endif
  
  /*
   * Local variables:
   * tab-width: 4
   * c-basic-offset: 4
   * indent-tabs-mode: t
   * End:
   */
  