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Diffstat (limited to 'Zend/zend_stream.h')
| -rw-r--r-- | Zend/zend_stream.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/Zend/zend_stream.h b/Zend/zend_stream.h new file mode 100644 index 0000000..a65d258 --- /dev/null +++ b/Zend/zend_stream.h @@ -0,0 +1,81 @@ +/* + +----------------------------------------------------------------------+ + | 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: Wez Furlong <wez@thebrainroom.com> | + | Scott MacVicar <scottmac@php.net> | + | Nuno Lopes <nlopess@php.net> | + | Marcus Boerger <helly@php.net> | + +----------------------------------------------------------------------+ +*/ + +/* $Id$ */ + +#ifndef ZEND_STREAM_H +#define ZEND_STREAM_H + +/* Lightweight stream implementation for the ZE scanners. + * These functions are private to the engine. + * */ +typedef size_t (*zend_stream_fsizer_t)(void* handle TSRMLS_DC); +typedef size_t (*zend_stream_reader_t)(void* handle, char *buf, size_t len TSRMLS_DC); +typedef void (*zend_stream_closer_t)(void* handle TSRMLS_DC); + +#define ZEND_MMAP_AHEAD 32 + +typedef enum { + ZEND_HANDLE_FILENAME, + ZEND_HANDLE_FD, + ZEND_HANDLE_FP, + ZEND_HANDLE_STREAM, + ZEND_HANDLE_MAPPED +} zend_stream_type; + +typedef struct _zend_mmap { + size_t len; + size_t pos; + void *map; + char *buf; + void *old_handle; + zend_stream_closer_t old_closer; +} zend_mmap; + +typedef struct _zend_stream { + void *handle; + int isatty; + zend_mmap mmap; + zend_stream_reader_t reader; + zend_stream_fsizer_t fsizer; + zend_stream_closer_t closer; +} zend_stream; + +typedef struct _zend_file_handle { + zend_stream_type type; + const char *filename; + char *opened_path; + union { + int fd; + FILE *fp; + zend_stream stream; + } handle; + zend_bool free_filename; +} zend_file_handle; + +BEGIN_EXTERN_C() +ZEND_API int zend_stream_open(const char *filename, zend_file_handle *handle TSRMLS_DC); +ZEND_API int zend_stream_fixup(zend_file_handle *file_handle, char **buf, size_t *len TSRMLS_DC); +ZEND_API void zend_file_handle_dtor(zend_file_handle *fh TSRMLS_DC); +ZEND_API int zend_compare_file_handles(zend_file_handle *fh1, zend_file_handle *fh2); +END_EXTERN_C() + +#endif |