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82 lines
2.9 KiB
C
82 lines
2.9 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 1998-2008 Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Wez Furlong <wez@thebrainroom.com> |
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| Scott MacVicar <scottmac@php.net> |
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| Nuno Lopes <nlopess@php.net> |
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| Marcus Boerger <helly@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#ifndef ZEND_STREAM_H
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#define ZEND_STREAM_H
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/* Lightweight stream implementation for the ZE scanners.
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* These functions are private to the engine.
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* */
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typedef size_t (*zend_stream_fsizer_t)(void* handle TSRMLS_DC);
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typedef size_t (*zend_stream_reader_t)(void* handle, char *buf, size_t len TSRMLS_DC);
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typedef void (*zend_stream_closer_t)(void* handle TSRMLS_DC);
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#define ZEND_MMAP_AHEAD 16
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typedef enum {
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ZEND_HANDLE_FILENAME,
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ZEND_HANDLE_FD,
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ZEND_HANDLE_FP,
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ZEND_HANDLE_STREAM,
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ZEND_HANDLE_MAPPED,
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} zend_stream_type;
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typedef struct _zend_mmap {
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size_t len;
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size_t pos;
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void *map;
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char *buf;
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void *old_handle;
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zend_stream_closer_t old_closer;
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} zend_mmap;
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typedef struct _zend_stream {
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void *handle;
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int isatty;
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zend_mmap mmap;
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zend_stream_reader_t reader;
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zend_stream_fsizer_t fsizer;
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zend_stream_closer_t closer;
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} zend_stream;
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typedef struct _zend_file_handle {
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zend_stream_type type;
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char *filename;
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char *opened_path;
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union {
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int fd;
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FILE *fp;
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zend_stream stream;
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} handle;
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zend_bool free_filename;
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} zend_file_handle;
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BEGIN_EXTERN_C()
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ZEND_API int zend_stream_open(const char *filename, zend_file_handle *handle TSRMLS_DC);
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ZEND_API int zend_stream_fixup(zend_file_handle *file_handle, char **buf, size_t *len TSRMLS_DC);
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ZEND_API void zend_file_handle_dtor(zend_file_handle *fh TSRMLS_DC);
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ZEND_API int zend_compare_file_handles(zend_file_handle *fh1, zend_file_handle *fh2);
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END_EXTERN_C()
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#endif
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