1 /* 2 +----------------------------------------------------------------------+ 3 | PHP Version 5 | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1997-2016 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 /* $Id$ */ 22 23 #ifndef PHP_ZLIB_H 24 #define PHP_ZLIB_H 25 26 #include <zlib.h> 27 28 #define PHP_ZLIB_ENCODING_RAW -0xf 29 #define PHP_ZLIB_ENCODING_GZIP 0x1f 30 #define PHP_ZLIB_ENCODING_DEFLATE 0x0f 31 32 #define PHP_ZLIB_ENCODING_ANY 0x2f 33 34 #define PHP_ZLIB_OUTPUT_HANDLER_NAME "zlib output compression" 35 #define PHP_ZLIB_BUFFER_SIZE_GUESS(in_len) (((size_t) ((double) in_len * (double) 1.015)) + 10 + 8 + 4 + 1) 36 37 typedef struct _php_zlib_buffer { 38 char *data; 39 char *aptr; 40 size_t used; 41 size_t free; 42 size_t size; 43 } php_zlib_buffer; 44 45 typedef struct _php_zlib_context { 46 z_stream Z; 47 php_zlib_buffer buffer; 48 } php_zlib_context; 49 50 ZEND_BEGIN_MODULE_GLOBALS(zlib) 51 /* variables for transparent gzip encoding */ 52 int compression_coding; 53 long output_compression; 54 long output_compression_level; 55 char *output_handler; 56 php_zlib_context *ob_gzhandler; 57 long output_compression_default; 58 zend_bool handler_registered; 59 ZEND_END_MODULE_GLOBALS(zlib); 60 61 php_stream *php_stream_gzopen(php_stream_wrapper *wrapper, const char *path, const char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC); 62 extern php_stream_ops php_stream_gzio_ops; 63 extern php_stream_wrapper php_stream_gzip_wrapper; 64 extern php_stream_filter_factory php_zlib_filter_factory; 65 extern zend_module_entry php_zlib_module_entry; 66 #define zlib_module_ptr &php_zlib_module_entry 67 #define phpext_zlib_ptr zlib_module_ptr 68 69 #ifdef ZTS 70 # include "TSRM.h" 71 # define ZLIBG(v) TSRMG(zlib_globals_id, zend_zlib_globals *, v) 72 #else 73 # define ZLIBG(v) (zlib_globals.v) 74 #endif 75 76 #endif /* PHP_ZLIB_H */ 77 78 /* 79 * Local variables: 80 * tab-width: 4 81 * c-basic-offset: 4 82 * indent-tabs-mode: t 83 * End: 84 */ 85
