/*
- +----------------------------------------------------------------------+
- | PECL :: http |
- +----------------------------------------------------------------------+
- | This source file is subject to version 3.0 of the PHP license, that |
- | is bundled with this package in the file LICENSE, and is available |
- | through the world-wide-web at http://www.php.net/license/3_0.txt. |
- | If you did not receive a copy of the PHP license and are unable to |
- | obtain it through the world-wide-web, please send a note to |
- | license@php.net so we can mail you a copy immediately. |
- +----------------------------------------------------------------------+
- | Copyright (c) 2004-2005 Michael Wallner <mike@php.net> |
- +----------------------------------------------------------------------+
+ +--------------------------------------------------------------------+
+ | PECL :: http |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted provided that the conditions mentioned |
+ | in the accompanying LICENSE file are met. |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2004-2006, Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
*/
/* $Id$ */
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-#include "php.h"
+#define HTTP_WANT_ZLIB
+#include "php_http.h"
-#include "php_http_std_defs.h"
+#ifdef ZEND_ENGINE_2
+
+#include "php_streams.h"
#include "php_http_api.h"
+#include "php_http_encoding_api.h"
#include "php_http_filter_api.h"
-#include "phpstr/phpstr.h"
-
-#include "php_streams.h"
+PHP_MINIT_FUNCTION(http_filter)
+{
+ php_stream_filter_register_factory("http.*", &http_filter_factory TSRMLS_CC);
+ return SUCCESS;
+}
/*
- * TODO: allow use with persistent streams
- */
-
-typedef struct {
- phpstr buffer;
- ulong hexlen;
-} http_filter_buffer;
+ -
+*/
-#define PHP_STREAM_FILTER_OP_FILTER_PARAMS \
+#define HTTP_FILTER_PARAMS \
php_stream *stream, \
php_stream_filter *this, \
php_stream_bucket_brigade *buckets_in, \
php_stream_bucket_brigade *buckets_out, \
size_t *bytes_consumed, int flags \
TSRMLS_DC
-#define PHP_STREAM_FILTER_OP_FILTER(function) \
- static php_stream_filter_status_t function(PHP_STREAM_FILTER_OP_FILTER_PARAMS)
+#define HTTP_FILTER_OP(filter) \
+ http_filter_op_ ##filter
+#define HTTP_FILTER_OPS(filter) \
+ php_stream_filter_ops HTTP_FILTER_OP(filter)
+#define HTTP_FILTER_DTOR(filter) \
+ http_filter_ ##filter## _dtor
+#define HTTP_FILTER_DESTRUCTOR(filter) \
+ void HTTP_FILTER_DTOR(filter)(php_stream_filter *this TSRMLS_DC)
+#define HTTP_FILTER_FUNC(filter) \
+ http_filter_ ##filter
+#define HTTP_FILTER_FUNCTION(filter) \
+ php_stream_filter_status_t HTTP_FILTER_FUNC(filter)(HTTP_FILTER_PARAMS)
+#define HTTP_FILTER_BUFFER(filter) \
+ http_filter_ ##filter## _buffer
#define NEW_BUCKET(data, length) \
{ \
php_stream_bucket_append(buckets_out, __buck TSRMLS_CC); \
}
-PHP_STREAM_FILTER_OP_FILTER(http_filter_chunked_decode)
+typedef struct _http_chunked_decode_filter_buffer_t {
+ phpstr buffer;
+ ulong hexlen;
+} HTTP_FILTER_BUFFER(chunked_decode);
+
+#ifdef HTTP_HAVE_ZLIB
+typedef http_encoding_stream HTTP_FILTER_BUFFER(deflate);
+typedef http_encoding_stream HTTP_FILTER_BUFFER(inflate);
+#endif /* HTTP_HAVE_ZLIB */
+
+
+static HTTP_FILTER_FUNCTION(chunked_decode)
{
int out_avail = 0;
php_stream_bucket *ptr, *nxt;
- http_filter_buffer *buffer = (http_filter_buffer *) (this->abstract);
+ HTTP_FILTER_BUFFER(chunked_decode) *buffer = (HTTP_FILTER_BUFFER(chunked_decode) *) (this->abstract);
if (bytes_consumed) {
*bytes_consumed = 0;
*bytes_consumed += ptr->buflen;
}
- phpstr_append(PHPSTR(buffer), ptr->buf, ptr->buflen);
+ if (PHPSTR_NOMEM == phpstr_append(PHPSTR(buffer), ptr->buf, ptr->buflen)) {
+ return PSFS_ERR_FATAL;
+ }
+
php_stream_bucket_unlink(ptr TSRMLS_CC);
php_stream_bucket_delref(ptr TSRMLS_CC);
-
}
}
- phpstr_fix(PHPSTR(buffer));
+ if (!phpstr_fix(PHPSTR(buffer))) {
+ return PSFS_ERR_FATAL;
+ }
/* we have data in our buffer */
while (PHPSTR_LEN(buffer)) {
if (PHPSTR_LEN(buffer) < buffer->hexlen) {
/* flush anyway? */
- if (flags == PSFS_FLAG_FLUSH_INC) {
+ if (flags & PSFS_FLAG_FLUSH_INC) {
/* flush all data (should only be chunk data) */
out_avail = 1;
/* waiting for less data now */
buffer->hexlen -= PHPSTR_LEN(buffer);
- /* no more buffered data (breaks loop) */
+ /* no more buffered data */
phpstr_reset(PHPSTR(buffer));
+ /* break */
}
/* we have too less data and don't need to flush */
phpstr_cut(PHPSTR(buffer), 0, buffer->hexlen);
/* reset hexlen */
buffer->hexlen = 0;
+ /* continue */
}
}
/* ignore preceeding CRLFs (too loose?) */
while (off < PHPSTR_LEN(buffer) && (
- PHPSTR_VAL(buffer)[off] == 0xa ||
- PHPSTR_VAL(buffer)[off] == 0xd)) {
+ PHPSTR_VAL(buffer)[off] == '\n' ||
+ PHPSTR_VAL(buffer)[off] == '\r')) {
++off;
}
if (off) {
/* we need eol, so we can be sure we have all hex digits */
phpstr_fix(PHPSTR(buffer));
- if (eolstr = http_locate_eol(PHPSTR_VAL(buffer), &eollen)) {
+ if ((eolstr = http_locate_eol(PHPSTR_VAL(buffer), &eollen))) {
char *stop = NULL;
/* read in chunk size */
phpstr_cut(PHPSTR(buffer), 0, eolstr + eollen - PHPSTR_VAL(buffer));
/* buffer->hexlen is 0 now or contains the size of the next chunk */
/* continue */
+ } else {
+ /* we have not enough data buffered to read in chunk size */
+ break;
}
}
/* break */
}
/* flush before close, but only if we are already waiting for more data */
- if (flags == PSFS_FLAG_FLUSH_CLOSE && buffer->hexlen && PHPSTR_LEN(buffer)) {
+ if ((flags & PSFS_FLAG_FLUSH_CLOSE) && buffer->hexlen && PHPSTR_LEN(buffer)) {
out_avail = 1;
NEW_BUCKET(PHPSTR_VAL(buffer), PHPSTR_LEN(buffer));
phpstr_reset(PHPSTR(buffer));
return out_avail ? PSFS_PASS_ON : PSFS_FEED_ME;
}
-static void http_filter_chunked_decode_dtor(php_stream_filter *this TSRMLS_DC)
+static HTTP_FILTER_DESTRUCTOR(chunked_decode)
{
- http_filter_buffer *b = (http_filter_buffer *) (this->abstract);
+ HTTP_FILTER_BUFFER(chunked_decode) *b = (HTTP_FILTER_BUFFER(chunked_decode) *) (this->abstract);
phpstr_dtor(PHPSTR(b));
pefree(b, this->is_persistent);
}
-PHP_STREAM_FILTER_OP_FILTER(http_filter_chunked_encode)
+static HTTP_FILTER_FUNCTION(chunked_encode)
{
int out_avail = 0;
php_stream_bucket *ptr, *nxt;
/* pass through */
NEW_BUCKET(PHPSTR_VAL(&buf), PHPSTR_LEN(&buf));
/* reset */
- PHPSTR_LEN(&buf) = 0;
+ phpstr_reset(&buf);
php_stream_bucket_unlink(ptr TSRMLS_CC);
php_stream_bucket_delref(ptr TSRMLS_CC);
}
/* terminate with "0" */
- if (flags == PSFS_FLAG_FLUSH_CLOSE) {
+ if (flags & PSFS_FLAG_FLUSH_CLOSE) {
out_avail = 1;
NEW_BUCKET("0" HTTP_CRLF, lenof("0" HTTP_CRLF));
}
return out_avail ? PSFS_PASS_ON : PSFS_FEED_ME;
}
-static php_stream_filter_ops http_filter_ops_chunked_decode = {
- http_filter_chunked_decode,
- http_filter_chunked_decode_dtor,
+static HTTP_FILTER_OPS(chunked_decode) = {
+ HTTP_FILTER_FUNC(chunked_decode),
+ HTTP_FILTER_DTOR(chunked_decode),
"http.chunked_decode"
};
-static php_stream_filter_ops http_filter_ops_chunked_encode = {
- http_filter_chunked_encode,
+static HTTP_FILTER_OPS(chunked_encode) = {
+ HTTP_FILTER_FUNC(chunked_encode),
NULL,
"http.chunked_encode"
};
+#ifdef HTTP_HAVE_ZLIB
+
+static HTTP_FILTER_FUNCTION(deflate)
+{
+ int out_avail = 0;
+ php_stream_bucket *ptr, *nxt;
+ HTTP_FILTER_BUFFER(inflate) *buffer = (HTTP_FILTER_BUFFER(deflate) *) this->abstract;
+
+ if (bytes_consumed) {
+ *bytes_consumed = 0;
+ }
+
+ /* new data available? */
+ if (buckets_in->head) {
+
+ /* fetch available bucket data */
+ for (ptr = buckets_in->head; ptr; ptr = nxt) {
+ char *encoded = NULL;
+ size_t encoded_len = 0;
+
+ nxt = ptr->next;
+ if (bytes_consumed) {
+ *bytes_consumed += ptr->buflen;
+ }
+
+ if (ptr->buflen) {
+ http_encoding_deflate_stream_update(buffer, ptr->buf, ptr->buflen, &encoded, &encoded_len);
+ if (encoded) {
+ if (encoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(encoded, encoded_len);
+ }
+ efree(encoded);
+ }
+ }
+
+ php_stream_bucket_unlink(ptr TSRMLS_CC);
+ php_stream_bucket_delref(ptr TSRMLS_CC);
+ }
+ }
+
+ /* flush & close */
+ if (flags & PSFS_FLAG_FLUSH_INC) {
+ char *encoded = NULL;
+ size_t encoded_len = 0;
+
+ http_encoding_deflate_stream_flush(buffer, &encoded, &encoded_len);
+ if (encoded) {
+ if (encoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(encoded, encoded_len);
+ }
+ efree(encoded);
+ }
+ }
+
+ if (flags & PSFS_FLAG_FLUSH_CLOSE) {
+ char *encoded = NULL;
+ size_t encoded_len = 0;
+
+ http_encoding_deflate_stream_finish(buffer, &encoded, &encoded_len);
+ if (encoded) {
+ if (encoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(encoded, encoded_len);
+ }
+ efree(encoded);
+ }
+ }
+
+ return out_avail ? PSFS_PASS_ON : PSFS_FEED_ME;
+}
+
+static HTTP_FILTER_FUNCTION(inflate)
+{
+ int out_avail = 0;
+ php_stream_bucket *ptr, *nxt;
+ HTTP_FILTER_BUFFER(inflate) *buffer = (HTTP_FILTER_BUFFER(inflate) *) this->abstract;
+
+ if (bytes_consumed) {
+ *bytes_consumed = 0;
+ }
+
+ /* new data available? */
+ if (buckets_in->head) {
+
+ /* fetch available bucket data */
+ for (ptr = buckets_in->head; ptr; ptr = nxt) {
+ char *decoded = NULL;
+ size_t decoded_len = 0;
+
+ nxt = ptr->next;
+ if (bytes_consumed) {
+ *bytes_consumed += ptr->buflen;
+ }
+
+ if (ptr->buflen) {
+ http_encoding_inflate_stream_update(buffer, ptr->buf, ptr->buflen, &decoded, &decoded_len);
+ if (decoded) {
+ if (decoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(decoded, decoded_len);
+ }
+ efree(decoded);
+ }
+ }
+
+ php_stream_bucket_unlink(ptr TSRMLS_CC);
+ php_stream_bucket_delref(ptr TSRMLS_CC);
+ }
+ }
+
+ /* flush & close */
+ if (flags & PSFS_FLAG_FLUSH_INC) {
+ char *decoded = NULL;
+ size_t decoded_len = 0;
+
+ http_encoding_inflate_stream_flush(buffer, &decoded, &decoded_len);
+ if (decoded) {
+ if (decoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(decoded, decoded_len);
+ }
+ efree(decoded);
+ }
+ }
+
+ if (flags & PSFS_FLAG_FLUSH_CLOSE) {
+ char *decoded = NULL;
+ size_t decoded_len = 0;
+
+ http_encoding_inflate_stream_finish(buffer, &decoded, &decoded_len);
+ if (decoded) {
+ if (decoded_len) {
+ out_avail = 1;
+ NEW_BUCKET(decoded, decoded_len);
+ }
+ efree(decoded);
+ }
+ }
+
+ return out_avail ? PSFS_PASS_ON : PSFS_FEED_ME;
+}
+
+static HTTP_FILTER_DESTRUCTOR(deflate)
+{
+ HTTP_FILTER_BUFFER(deflate) *buffer = (HTTP_FILTER_BUFFER(deflate) *) this->abstract;
+ http_encoding_deflate_stream_free(&buffer);
+}
+
+static HTTP_FILTER_DESTRUCTOR(inflate)
+{
+ HTTP_FILTER_BUFFER(inflate) *buffer = (HTTP_FILTER_BUFFER(inflate) *) this->abstract;
+ http_encoding_inflate_stream_free(&buffer);
+}
+
+static HTTP_FILTER_OPS(deflate) = {
+ HTTP_FILTER_FUNC(deflate),
+ HTTP_FILTER_DTOR(deflate),
+ "http.deflate"
+};
+
+static HTTP_FILTER_OPS(inflate) = {
+ HTTP_FILTER_FUNC(inflate),
+ HTTP_FILTER_DTOR(inflate),
+ "http.inflate"
+};
+
+#endif /* HTTP_HAVE_ZLIB */
+
static php_stream_filter *http_filter_create(const char *name, zval *params, int p TSRMLS_DC)
{
+ zval **tmp = ¶ms;
php_stream_filter *f = NULL;
if (!strcasecmp(name, "http.chunked_decode")) {
- http_filter_buffer *b = NULL;
+ HTTP_FILTER_BUFFER(chunked_decode) *b = NULL;
- /* FIXXME: allow usage with persistent streams */
- if (p) {
- return NULL;
- }
-
- if (b = pecalloc(1, sizeof(http_filter_buffer), p)) {
- phpstr_init(PHPSTR(b));
- if (!(f = php_stream_filter_alloc(&http_filter_ops_chunked_decode, b, p))) {
+ if ((b = pecalloc(1, sizeof(HTTP_FILTER_BUFFER(chunked_decode)), p))) {
+ phpstr_init_ex(PHPSTR(b), 4096, p ? PHPSTR_INIT_PERSISTENT : 0);
+ if (!(f = php_stream_filter_alloc(&HTTP_FILTER_OP(chunked_decode), b, p))) {
pefree(b, p);
}
}
} else
if (!strcasecmp(name, "http.chunked_encode")) {
- f = php_stream_filter_alloc(&http_filter_ops_chunked_encode, NULL, p);
+ f = php_stream_filter_alloc(&HTTP_FILTER_OP(chunked_encode), NULL, p);
+#ifdef HTTP_HAVE_ZLIB
+ } else
+
+ if (!strcasecmp(name, "http.inflate")) {
+ int flags = p ? HTTP_ENCODING_STREAM_PERSISTENT : 0;
+ HTTP_FILTER_BUFFER(inflate) *b = NULL;
+
+ if ((b = http_encoding_inflate_stream_init(NULL, flags))) {
+ if (!(f = php_stream_filter_alloc(&HTTP_FILTER_OP(inflate), b, p))) {
+ http_encoding_inflate_stream_free(&b);
+ }
+ }
+ } else
+
+ if (!strcasecmp(name, "http.deflate")) {
+ int flags = p ? HTTP_ENCODING_STREAM_PERSISTENT : 0;
+ HTTP_FILTER_BUFFER(deflate) *b = NULL;
+
+ if (params) {
+ switch (Z_TYPE_P(params)) {
+ case IS_ARRAY:
+ case IS_OBJECT:
+ if (SUCCESS != zend_hash_find(HASH_OF(params), "flags", sizeof("flags"), (void *) &tmp)) {
+ break;
+ }
+ default:
+ {
+ zval *orig = *tmp;
+
+ convert_to_long_ex(tmp);
+ flags |= (Z_LVAL_PP(tmp) & 0x0fffffff);
+ if (orig != *tmp) zval_ptr_dtor(tmp);
+ }
+ }
+ }
+ if ((b = http_encoding_deflate_stream_init(NULL, flags))) {
+ if (!(f = php_stream_filter_alloc(&HTTP_FILTER_OP(deflate), b, p))) {
+ http_encoding_deflate_stream_free(&b);
+ }
+ }
+#endif /* HTTP_HAVE_ZLIB */
}
return f;
http_filter_create
};
-PHP_MINIT_FUNCTION(http_filter)
-{
- php_stream_filter_register_factory("http.*", &http_filter_factory TSRMLS_CC);
- return SUCCESS;
-}
+#endif /* ZEND_ENGINE_2 */
/*
* Local variables:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
-