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Diffstat (limited to 'Zend/zend_generators.h')
| -rw-r--r-- | Zend/zend_generators.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/Zend/zend_generators.h b/Zend/zend_generators.h new file mode 100644 index 0000000000..9f37b93c45 --- /dev/null +++ b/Zend/zend_generators.h @@ -0,0 +1,77 @@ +/* + +----------------------------------------------------------------------+ + | Zend Engine | + +----------------------------------------------------------------------+ + | Copyright (c) 1998-2013 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; +END_EXTERN_C() + +typedef struct _zend_generator_iterator { + zend_object_iterator intern; + + /* The generator object zval has to be stored, because the iterator is + * holding a ref to it, which has to be dtored. */ + zval *object; +} 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 */ + temp_variable *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); + +#endif + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * indent-tabs-mode: t + * End: + */ |