1 /* 2 +----------------------------------------------------------------------+ 3 | Zend Engine | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1998-2018 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 size_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_FD, 40 ZEND_HANDLE_FP, 41 ZEND_HANDLE_STREAM, 42 ZEND_HANDLE_MAPPED 43 } zend_stream_type; 44 45 typedef struct _zend_mmap { 46 size_t len; 47 size_t pos; 48 void *map; 49 char *buf; 50 void *old_handle; 51 zend_stream_closer_t old_closer; 52 } zend_mmap; 53 54 typedef struct _zend_stream { 55 void *handle; 56 int isatty; 57 zend_mmap mmap; 58 zend_stream_reader_t reader; 59 zend_stream_fsizer_t fsizer; 60 zend_stream_closer_t closer; 61 } zend_stream; 62 63 typedef struct _zend_file_handle { 64 union { 65 int fd; 66 FILE *fp; 67 zend_stream stream; 68 } handle; 69 const char *filename; 70 zend_string *opened_path; 71 zend_stream_type type; 72 zend_bool free_filename; 73 } zend_file_handle; 74 75 BEGIN_EXTERN_C() 76 ZEND_API int zend_stream_open(const char *filename, zend_file_handle *handle); 77 ZEND_API int zend_stream_fixup(zend_file_handle *file_handle, char **buf, size_t *len); 78 ZEND_API void zend_file_handle_dtor(zend_file_handle *fh); 79 ZEND_API int zend_compare_file_handles(zend_file_handle *fh1, zend_file_handle *fh2); 80 END_EXTERN_C() 81 82 #ifdef _WIN64 83 # define zend_fseek _fseeki64 84 # define zend_ftell _ftelli64 85 # define zend_lseek _lseeki64 86 # define zend_fstat _fstat64 87 # define zend_stat _stat64 88 typedef struct __stat64 zend_stat_t; 89 #else 90 # define zend_fseek fseek 91 # define zend_ftell ftell 92 # define zend_lseek lseek 93 # define zend_fstat fstat 94 # define zend_stat stat 95 typedef struct stat zend_stat_t; 96 #endif 97 98 #endif 99 100 /* 101 * Local variables: 102 * tab-width: 4 103 * c-basic-offset: 4 104 * indent-tabs-mode: t 105 * End: 106 * vim600: sw=4 ts=4 fdm=marker 107 * vim<600: sw=4 ts=4 108 */ 109
