1 /* 2 +----------------------------------------------------------------------+ 3 | Zend Engine | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) Zend Technologies Ltd. (http://www.zend.com) | 6 +----------------------------------------------------------------------+ 7 | This source file is subject to version 2.00 of the Zend license, | 8 | that is bundled with this package in the file LICENSE, and is | 9 | available through the world-wide-web at the following url: | 10 | http://www.zend.com/license/2_00.txt. | 11 | If you did not receive a copy of the Zend license and are unable to | 12 | obtain it through the world-wide-web, please send a note to | 13 | license@zend.com so we can mail you a copy immediately. | 14 +----------------------------------------------------------------------+ 15 | Authors: Wez Furlong <wez@thebrainroom.com> | 16 | Scott MacVicar <scottmac@php.net> | 17 | Nuno Lopes <nlopess@php.net> | 18 | Marcus Boerger <helly@php.net> | 19 +----------------------------------------------------------------------+ 20 */ 21 22 #ifndef ZEND_STREAM_H 23 #define ZEND_STREAM_H 24 25 #include <sys/types.h> 26 #include <sys/stat.h> 27 28 /* Lightweight stream implementation for the ZE scanners. 29 * These functions are private to the engine. 30 * */ 31 typedef size_t (*zend_stream_fsizer_t)(void* handle); 32 typedef ssize_t (*zend_stream_reader_t)(void* handle, char *buf, size_t len); 33 typedef void (*zend_stream_closer_t)(void* handle); 34 35 #define ZEND_MMAP_AHEAD 32 36 37 typedef enum { 38 ZEND_HANDLE_FILENAME, 39 ZEND_HANDLE_FP, 40 ZEND_HANDLE_STREAM 41 } zend_stream_type; 42 43 typedef struct _zend_stream { 44 void *handle; 45 int isatty; 46 zend_stream_reader_t reader; 47 zend_stream_fsizer_t fsizer; 48 zend_stream_closer_t closer; 49 } zend_stream; 50 51 typedef struct _zend_file_handle { 52 union { 53 FILE *fp; 54 zend_stream stream; 55 } handle; 56 const char *filename; 57 zend_string *opened_path; 58 zend_stream_type type; 59 /* free_filename is used by wincache */ 60 /* TODO: Clean up filename vs opened_path mess */ 61 zend_bool free_filename; 62 char *buf; 63 size_t len; 64 } zend_file_handle; 65 66 BEGIN_EXTERN_C() 67 ZEND_API void zend_stream_init_fp(zend_file_handle *handle, FILE *fp, const char *filename); 68 ZEND_API void zend_stream_init_filename(zend_file_handle *handle, const char *filename); 69 ZEND_API int zend_stream_open(const char *filename, zend_file_handle *handle); 70 ZEND_API int zend_stream_fixup(zend_file_handle *file_handle, char **buf, size_t *len); 71 ZEND_API void zend_file_handle_dtor(zend_file_handle *fh); 72 ZEND_API int zend_compare_file_handles(zend_file_handle *fh1, zend_file_handle *fh2); 73 END_EXTERN_C() 74 75 #ifdef ZEND_WIN32 76 # include "win32/ioutil.h" 77 typedef php_win32_ioutil_stat_t zend_stat_t; 78 #ifdef _WIN64 79 # define zend_fseek _fseeki64 80 # define zend_ftell _ftelli64 81 # define zend_lseek _lseeki64 82 # else 83 # define zend_fseek fseek 84 # define zend_ftell ftell 85 # define zend_lseek lseek 86 # endif 87 # define zend_fstat php_win32_ioutil_fstat 88 # define zend_stat php_win32_ioutil_stat 89 #else 90 typedef struct stat zend_stat_t; 91 # define zend_fseek fseek 92 # define zend_ftell ftell 93 # define zend_lseek lseek 94 # define zend_fstat fstat 95 # define zend_stat stat 96 #endif 97 98 #endif 99