2 +--------------------------------------------------------------------+
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2004-2006, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
15 #define HTTP_WANT_ZLIB
18 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_ZLIB)
20 #include "php_http_api.h"
21 #include "php_http_encoding_api.h"
22 #include "php_http_exception_object.h"
23 #include "php_http_deflatestream_object.h"
25 #define HTTP_BEGIN_ARGS(method, req_args) HTTP_BEGIN_ARGS_EX(HttpDeflateStream, method, 0, req_args)
26 #define HTTP_EMPTY_ARGS(method) HTTP_EMPTY_ARGS_EX(HttpDeflateStream, method, 0)
27 #define HTTP_DEFLATE_ME(method, visibility) PHP_ME(HttpDeflateStream, method, HTTP_ARGS(HttpDeflateStream, method), visibility)
29 HTTP_BEGIN_ARGS(__construct
, 0)
30 HTTP_ARG_VAL(flags
, 0)
33 HTTP_BEGIN_ARGS(update
, 1)
37 HTTP_BEGIN_ARGS(flush
, 0)
41 HTTP_BEGIN_ARGS(finish
, 0)
45 #define OBJ_PROP_CE http_deflatestream_object_ce
46 zend_class_entry
*http_deflatestream_object_ce
;
47 zend_function_entry http_deflatestream_object_fe
[] = {
48 HTTP_DEFLATE_ME(__construct
, ZEND_ACC_PUBLIC
|ZEND_ACC_CTOR
)
49 HTTP_DEFLATE_ME(update
, ZEND_ACC_PUBLIC
)
50 HTTP_DEFLATE_ME(flush
, ZEND_ACC_PUBLIC
)
51 HTTP_DEFLATE_ME(finish
, ZEND_ACC_PUBLIC
)
55 static zend_object_handlers http_deflatestream_object_handlers
;
57 PHP_MINIT_FUNCTION(http_deflatestream_object
)
59 HTTP_REGISTER_CLASS_EX(HttpDeflateStream
, http_deflatestream_object
, NULL
, 0);
60 http_deflatestream_object_handlers
.clone_obj
= _http_deflatestream_object_clone_obj
;
63 DCL_CONST(long, "TYPE_GZIP", HTTP_DEFLATE_TYPE_GZIP
);
64 DCL_CONST(long, "TYPE_ZLIB", HTTP_DEFLATE_TYPE_ZLIB
);
65 DCL_CONST(long, "TYPE_RAW", HTTP_DEFLATE_TYPE_RAW
);
66 DCL_CONST(long, "LEVEL_DEF", HTTP_DEFLATE_LEVEL_DEF
);
67 DCL_CONST(long, "LEVEL_MIN", HTTP_DEFLATE_LEVEL_MIN
);
68 DCL_CONST(long, "LEVEL_MAX", HTTP_DEFLATE_LEVEL_MAX
);
69 DCL_CONST(long, "STRATEGY_DEF", HTTP_DEFLATE_STRATEGY_DEF
);
70 DCL_CONST(long, "STRATEGY_FILT", HTTP_DEFLATE_STRATEGY_FILT
);
71 DCL_CONST(long, "STRATEGY_HUFF", HTTP_DEFLATE_STRATEGY_HUFF
);
72 DCL_CONST(long, "STRATEGY_RLE", HTTP_DEFLATE_STRATEGY_RLE
);
73 DCL_CONST(long, "STRATEGY_FIXED", HTTP_DEFLATE_STRATEGY_FIXED
);
79 zend_object_value
_http_deflatestream_object_new(zend_class_entry
*ce TSRMLS_DC
)
81 return http_deflatestream_object_new_ex(ce
, NULL
, NULL
);
84 zend_object_value
_http_deflatestream_object_new_ex(zend_class_entry
*ce
, http_encoding_stream
*s
, http_deflatestream_object
**ptr TSRMLS_DC
)
87 http_deflatestream_object
*o
;
89 o
= ecalloc(1, sizeof(http_deflatestream_object
));
100 ALLOC_HASHTABLE(OBJ_PROP(o
));
101 zend_hash_init(OBJ_PROP(o
), 0, NULL
, ZVAL_PTR_DTOR
, 0);
103 ov
.handle
= putObject(http_deflatestream_object
, o
);
104 ov
.handlers
= &http_deflatestream_object_handlers
;
109 zend_object_value
_http_deflatestream_object_clone_obj(zval
*this_ptr TSRMLS_DC
)
111 http_encoding_stream
*s
;
112 getObject(http_deflatestream_object
, obj
);
114 s
= ecalloc(1, sizeof(http_encoding_stream
));
115 s
->flags
= obj
->stream
->flags
;
116 deflateCopy(&s
->stream
, &obj
->stream
->stream
);
117 s
->stream
.opaque
= phpstr_dup(s
->stream
.opaque
);
119 return http_deflatestream_object_new_ex(Z_OBJCE_P(this_ptr
), s
, NULL
);
122 void _http_deflatestream_object_free(zend_object
*object TSRMLS_DC
)
124 http_deflatestream_object
*o
= (http_deflatestream_object
*) object
;
127 zend_hash_destroy(OBJ_PROP(o
));
128 FREE_HASHTABLE(OBJ_PROP(o
));
131 http_encoding_deflate_stream_free(&o
->stream
);
136 /* {{{ proto void HttpDeflateStream::__construct([int flags = 0])
138 * Creates a new HttpDeflateStream object instance.
140 * Accepts an optional int parameter specifying how to initialize the deflate stream.
142 PHP_METHOD(HttpDeflateStream
, __construct
)
147 if (SUCCESS
== zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, "|l", &flags
)) {
148 getObject(http_deflatestream_object
, obj
);
151 obj
->stream
= http_encoding_deflate_stream_init(NULL
, flags
);
153 http_error_ex(HE_WARNING
, HTTP_E_ENCODING
, "HttpDeflateStream cannot be initialized twice");
160 /* {{{ proto string HttpDeflateStream::update(string data)
162 * Passes more data through the deflate stream.
164 * Expects a string parameter containing (a part of) the data to deflate.
166 * Returns deflated data on success or FALSE on failure.
168 PHP_METHOD(HttpDeflateStream
, update
)
171 size_t encoded_len
= 0;
172 char *data
, *encoded
= NULL
;
173 getObject(http_deflatestream_object
, obj
);
175 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, "s", &data
, &data_len
)) {
179 if (!obj
->stream
&& !(obj
->stream
= http_encoding_deflate_stream_init(NULL
, 0))) {
183 if (SUCCESS
== http_encoding_deflate_stream_update(obj
->stream
, data
, data_len
, &encoded
, &encoded_len
)) {
184 RETURN_STRINGL(encoded
, encoded_len
, 0);
191 /* {{{ proto string HttpDeflateStream::flush([string data])
193 * Flushes the deflate stream.
195 * Returns some deflated data as string on success or FALSE on failure.
197 PHP_METHOD(HttpDeflateStream
, flush
)
200 size_t updated_len
= 0, encoded_len
= 0;
201 char *updated
= NULL
, *encoded
= NULL
, *data
= NULL
;
202 getObject(http_deflatestream_object
, obj
);
204 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, "|s", &data
, &data_len
)) {
208 if (!obj
->stream
&& !(obj
->stream
= http_encoding_deflate_stream_init(NULL
, 0))) {
213 if (SUCCESS
!= http_encoding_deflate_stream_update(obj
->stream
, data
, data_len
, &updated
, &updated_len
)) {
218 if (SUCCESS
== http_encoding_deflate_stream_flush(obj
->stream
, &encoded
, &encoded_len
)) {
220 updated
= erealloc(updated
, updated_len
+ encoded_len
+ 1);
221 updated
[updated_len
+ encoded_len
] = '\0';
222 memcpy(updated
+ updated_len
, encoded
, encoded_len
);
224 updated_len
+= encoded_len
;
225 RETURN_STRINGL(updated
, updated_len
, 0);
227 RETVAL_STRINGL(encoded
, encoded_len
, 0);
236 /* {{{ proto string HttpDeflateStream::finish([string data])
238 * Finalizes the deflate stream. The deflate stream can be reused after finalizing.
240 * Returns the final part of deflated data.
242 PHP_METHOD(HttpDeflateStream
, finish
)
245 size_t updated_len
= 0, encoded_len
= 0;
246 char *updated
= NULL
, *encoded
= NULL
, *data
= NULL
;
247 getObject(http_deflatestream_object
, obj
);
249 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, "|s", &data
, &data_len
)) {
253 if (!obj
->stream
&& !(obj
->stream
= http_encoding_deflate_stream_init(NULL
, 0))) {
258 if (SUCCESS
!= http_encoding_deflate_stream_update(obj
->stream
, data
, data_len
, &updated
, &updated_len
)) {
263 if (SUCCESS
== http_encoding_deflate_stream_finish(obj
->stream
, &encoded
, &encoded_len
)) {
265 updated
= erealloc(updated
, updated_len
+ encoded_len
+ 1);
266 updated
[updated_len
+ encoded_len
] = '\0';
267 memcpy(updated
+ updated_len
, encoded
, encoded_len
);
269 updated_len
+= encoded_len
;
270 RETVAL_STRINGL(updated
, updated_len
, 0);
273 RETVAL_STRINGL(encoded
, encoded_len
, 0);
280 http_encoding_deflate_stream_dtor(obj
->stream
);
281 http_encoding_deflate_stream_init(obj
->stream
, obj
->stream
->flags
);
286 #endif /* ZEND_ENGINE_2 && HTTP_HAVE_ZLIB*/
293 * vim600: noet sw=4 ts=4 fdm=marker
294 * vim<600: noet sw=4 ts=4