diff options
Diffstat (limited to 'main/streams/php_stream_mmap.h')
| -rw-r--r-- | main/streams/php_stream_mmap.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/main/streams/php_stream_mmap.h b/main/streams/php_stream_mmap.h deleted file mode 100644 index ac644dee68..0000000000 --- a/main/streams/php_stream_mmap.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2005 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 of the PHP 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.php.net/license/3_0.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: Wez Furlong <wez@thebrainroom.com> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -/* Memory Mapping interface for streams. - * The intention is to provide a uniform interface over the most common - * operations that are used within PHP itself, rather than a complete - * API for all memory mapping needs. - * - * ATM, we support only mmap(), but win32 memory mapping support will - * follow soon. - * */ - -typedef enum { - /* Does the stream support mmap ? */ - PHP_STREAM_MMAP_SUPPORTED, - /* Request a range and offset to be mapped; - * while mapped, you MUST NOT use any read/write functions - * on the stream (win9x compatibility) */ - PHP_STREAM_MMAP_MAP_RANGE, - /* Unmap the last range that was mapped for the stream */ - PHP_STREAM_MMAP_UNMAP -} php_stream_mmap_operation_t; - -typedef enum { - PHP_STREAM_MAP_MODE_READONLY, - PHP_STREAM_MAP_MODE_READWRITE, - PHP_STREAM_MAP_MODE_SHARED_READONLY, - PHP_STREAM_MAP_MODE_SHARED_READWRITE -} php_stream_mmap_access_t; - -typedef struct { - /* requested offset and length. - * If length is 0, the whole file is mapped */ - size_t offset; - size_t length; - - php_stream_mmap_access_t mode; - - /* returned mapped address */ - char *mapped; - -} php_stream_mmap_range; - -#define php_stream_mmap_supported(stream) (_php_stream_set_option((stream), PHP_STREAM_OPTION_MMAP_API, PHP_STREAM_MMAP_SUPPORTED, NULL TSRMLS_CC) == 0 ? 1 : 0) - -/* Returns 1 if the stream in its current state can be memory mapped, - * 0 otherwise */ -#define php_stream_mmap_possible(stream) (!php_stream_is_filtered((stream)) && php_stream_mmap_supported((stream))) - -BEGIN_EXTERN_C() -PHPAPI char *_php_stream_mmap_range(php_stream *stream, size_t offset, size_t length, php_stream_mmap_operation_t mode, size_t *mapped_len TSRMLS_DC); -#define php_stream_mmap_range(stream, offset, length, mode, mapped_len) _php_stream_mmap_range((stream), (offset), (length), (mode), (mapped_len) TSRMLS_CC) - -/* un-maps the last mapped range */ -PHPAPI int _php_stream_mmap_unmap(php_stream *stream TSRMLS_DC); -#define php_stream_mmap_unmap(stream) _php_stream_mmap_unmap((stream) TSRMLS_CC) -END_EXTERN_C() - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: noet sw=4 ts=4 fdm=marker - * vim<600: noet sw=4 ts=4 - */ |