1 /* 2 +----------------------------------------------------------------------+ 3 | PHP Version 7 | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) The PHP Group | 6 +----------------------------------------------------------------------+ 7 | This source file is subject to version 3.01 of the PHP 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.php.net/license/3_01.txt | 11 | If you did not receive a copy of the PHP license and are unable to | 12 | obtain it through the world-wide-web, please send a note to | 13 | license@php.net so we can mail you a copy immediately. | 14 +----------------------------------------------------------------------+ 15 | Authors: Rasmus Lerdorf <rasmus@lerdorf.on.ca> | 16 | Stefan R�hrich <sr@linux.de> | 17 | Michael Wallner <mike@php.net> | 18 +----------------------------------------------------------------------+ 19 */ 20 21 #ifndef PHP_ZLIB_H 22 #define PHP_ZLIB_H 23 24 #include "php_version.h" 25 #define PHP_ZLIB_VERSION PHP_VERSION 26 27 #include <zlib.h> 28 29 #define PHP_ZLIB_ENCODING_RAW -0xf 30 #define PHP_ZLIB_ENCODING_GZIP 0x1f 31 #define PHP_ZLIB_ENCODING_DEFLATE 0x0f 32 33 #define PHP_ZLIB_ENCODING_ANY 0x2f 34 35 #define PHP_ZLIB_OUTPUT_HANDLER_NAME "zlib output compression" 36 #define PHP_ZLIB_BUFFER_SIZE_GUESS(in_len) (((size_t) ((double) in_len * (double) 1.015)) + 10 + 8 + 4 + 1) 37 38 typedef struct _php_zlib_buffer { 39 char *data; 40 char *aptr; 41 size_t used; 42 size_t free; 43 size_t size; 44 } php_zlib_buffer; 45 46 typedef struct _php_zlib_context { 47 z_stream Z; 48 char *inflateDict; 49 int status; 50 size_t inflateDictlen; 51 php_zlib_buffer buffer; 52 } php_zlib_context; 53 54 ZEND_BEGIN_MODULE_GLOBALS(zlib) 55 /* variables for transparent gzip encoding */ 56 zend_long output_compression; 57 zend_long output_compression_level; 58 char *output_handler; 59 php_zlib_context *ob_gzhandler; 60 zend_long output_compression_default; 61 zend_bool handler_registered; 62 int compression_coding; 63 ZEND_END_MODULE_GLOBALS(zlib); 64 65 #define ZLIBG(v) ZEND_MODULE_GLOBALS_ACCESSOR(zlib, v) 66 67 php_stream *php_stream_gzopen(php_stream_wrapper *wrapper, const char *path, const char *mode, int options, zend_string **opened_path, php_stream_context *context STREAMS_DC); 68 extern const php_stream_ops php_stream_gzio_ops; 69 extern const php_stream_wrapper php_stream_gzip_wrapper; 70 extern const php_stream_filter_factory php_zlib_filter_factory; 71 extern zend_module_entry php_zlib_module_entry; 72 #define zlib_module_ptr &php_zlib_module_entry 73 #define phpext_zlib_ptr zlib_module_ptr 74 75 #endif /* PHP_ZLIB_H */ 76