php_stream_mmap.h File Reference

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Data Structures
struct	php_stream_mmap_range

Macros
#define	PHP_STREAM_MMAP_ALL   0
#define	PHP_STREAM_MMAP_MAX   (512 * 1024 * 1024)
#define	php_stream_mmap_supported(stream)
#define	php_stream_mmap_possible(stream)
#define	php_stream_mmap_range(stream, offset, length, mode, mapped_len)
#define	php_stream_mmap_unmap(stream)
#define	php_stream_mmap_unmap_ex(stream, readden)

Enumerations
enum	php_stream_mmap_operation_t { PHP_STREAM_MMAP_SUPPORTED , PHP_STREAM_MMAP_MAP_RANGE , PHP_STREAM_MMAP_UNMAP }
enum	php_stream_mmap_access_t { PHP_STREAM_MAP_MODE_READONLY , PHP_STREAM_MAP_MODE_READWRITE , PHP_STREAM_MAP_MODE_SHARED_READONLY , PHP_STREAM_MAP_MODE_SHARED_READWRITE }

Functions
PHPAPI char *	_php_stream_mmap_range (php_stream *stream, size_t offset, size_t length, php_stream_mmap_access_t mode, size_t *mapped_len)
PHPAPI int	_php_stream_mmap_unmap (php_stream *stream)
PHPAPI int	_php_stream_mmap_unmap_ex (php_stream *stream, zend_off_t readden)

Macro Definition Documentation

PHP_STREAM_MMAP_ALL

#define PHP_STREAM_MMAP_ALL   0

Definition at line 57 of file php_stream_mmap.h.

PHP_STREAM_MMAP_MAX

#define PHP_STREAM_MMAP_MAX   (512 * 1024 * 1024)

Definition at line 59 of file php_stream_mmap.h.

php_stream_mmap_possible

#define php_stream_mmap_possible

(

stream

)

Value:

(!php_stream_is_filtered((stream)) && php_stream_mmap_supported((stream)))

Definition at line 65 of file php_stream_mmap.h.

php_stream_mmap_range

#define php_stream_mmap_range	(		stream,
			offset,
			length,
			mode,
			mapped_len )

Value:

_php_stream_mmap_range((stream), (offset), (length), (mode), (mapped_len))

Definition at line 69 of file php_stream_mmap.h.

php_stream_mmap_supported

#define php_stream_mmap_supported

(

stream

)

Value:

(_php_stream_set_option((stream), PHP_STREAM_OPTION_MMAP_API, PHP_STREAM_MMAP_SUPPORTED, NULL) == 0 ? 1 : 0)

Definition at line 61 of file php_stream_mmap.h.

php_stream_mmap_unmap

#define php_stream_mmap_unmap

(

stream

)

Value:

_php_stream_mmap_unmap((stream))

Definition at line 73 of file php_stream_mmap.h.

php_stream_mmap_unmap_ex

#define php_stream_mmap_unmap_ex	(		stream,
			readden )

Value:

_php_stream_mmap_unmap_ex((stream), (readden))

Definition at line 76 of file php_stream_mmap.h.

Enumeration Type Documentation

php_stream_mmap_access_t

enum php_stream_mmap_access_t

Enumerator
PHP_STREAM_MAP_MODE_READONLY
PHP_STREAM_MAP_MODE_READWRITE
PHP_STREAM_MAP_MODE_SHARED_READONLY
PHP_STREAM_MAP_MODE_SHARED_READWRITE

Definition at line 37 of file php_stream_mmap.h.

php_stream_mmap_operation_t

enum php_stream_mmap_operation_t

Enumerator
PHP_STREAM_MMAP_SUPPORTED
PHP_STREAM_MMAP_MAP_RANGE
PHP_STREAM_MMAP_UNMAP

Definition at line 26 of file php_stream_mmap.h.

Function Documentation

_php_stream_mmap_range()

PHPAPI char * _php_stream_mmap_range	(	php_stream *	stream,
		size_t	offset,
		size_t	length,
		php_stream_mmap_access_t	mode,
		size_t *	mapped_len )

Definition at line 21 of file mmap.c.

_php_stream_mmap_unmap()

PHPAPI int _php_stream_mmap_unmap

(

php_stream *

stream

)

Definition at line 39 of file mmap.c.

_php_stream_mmap_unmap_ex()

PHPAPI int _php_stream_mmap_unmap_ex	(	php_stream *	stream,
		zend_off_t	readden )

Definition at line 44 of file mmap.c.