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Diffstat (limited to 'webkit/glue/plugins/plugin_stream.h')
| -rw-r--r-- | webkit/glue/plugins/plugin_stream.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/webkit/glue/plugins/plugin_stream.h b/webkit/glue/plugins/plugin_stream.h deleted file mode 100644 index b277465..0000000 --- a/webkit/glue/plugins/plugin_stream.h +++ /dev/null @@ -1,158 +0,0 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef WEBKIT_GLUE_PLUGINS_PLUGIN_STREAM_H_ -#define WEBKIT_GLUE_PLUGINS_PLUGIN_STREAM_H_ - -#include "build/build_config.h" - -#include <string> -#include <vector> - -#if defined(OS_POSIX) -#include "base/file_path.h" -#endif -#include "base/ref_counted.h" -#include "third_party/npapi/bindings/npapi.h" - -namespace webkit_glue { -class WebPluginResourceClient; -} - -namespace NPAPI { - -class PluginInstance; - -// Base class for a NPAPI stream. Tracks basic elements -// of a stream for NPAPI notifications and stream position. -class PluginStream : public base::RefCounted<PluginStream> { - public: - // Create a new PluginStream object. If needNotify is true, then the - // plugin will be notified when the stream has been fully sent. - PluginStream(PluginInstance *instance, - const char *url, - bool need_notify, - void *notify_data); - - // In case of a redirect, this can be called to update the url. But it must - // be called before Open(). - void UpdateUrl(const char* url); - - // Opens the stream to the Plugin. - // If the mime-type is not specified, we'll try to find one based on the - // mime-types table and the extension (if any) in the URL. - // If the size of the stream is known, use length to set the size. If - // not known, set length to 0. - // The request_is_seekable parameter indicates whether byte range requests - // can be issued on the stream. - bool Open(const std::string &mime_type, - const std::string &headers, - uint32 length, - uint32 last_modified, - bool request_is_seekable); - - // Writes to the stream. - int Write(const char *buf, const int len, int data_offset); - - // Write the result as a file. - void WriteAsFile(); - - // Notify the plugin that a stream is complete. - void Notify(NPReason reason); - - // Close the stream. - virtual bool Close(NPReason reason); - - virtual webkit_glue::WebPluginResourceClient* AsResourceClient() { - return NULL; - } - - // Cancels any HTTP requests initiated by the stream. - virtual void CancelRequest() {} - - const NPStream* stream() const { return &stream_; } - - // setter/getter for the seekable attribute on the stream. - bool seekable() const { return seekable_stream_; } - - void set_seekable(bool seekable) { seekable_stream_ = seekable; } - - // getters for reading the notification related attributes on the stream. - bool notify_needed() const { return notify_needed_; } - - void* notify_data() const { return notify_data_; } - - std::string pending_redirect_url() const { return pending_redirect_url_; } - - protected: - friend class base::RefCounted<PluginStream>; - - virtual ~PluginStream(); - - PluginInstance* instance() { return instance_.get(); } - // Check if the stream is open. - bool open() { return opened_; } - - // If the plugin participates in HTTP URL redirect handling then this member - // holds the url being redirected to while we wait for the plugin to make a - // decision on whether to allow or deny the redirect. - std::string pending_redirect_url_; - - private: - - // Open a temporary file for this stream. - // If successful, will set temp_file_name_, temp_file_handle_, and - // return true. - bool OpenTempFile(); - - // Closes the temporary file if it is open. - void CloseTempFile(); - - // Sends the data to the file. Called From WriteToFile. - size_t WriteBytes(const char *buf, size_t length); - - // Sends the data to the file if it's open. - bool WriteToFile(const char *buf, size_t length); - - // Sends the data to the plugin. If it's not ready, handles buffering it - // and retrying later. - bool WriteToPlugin(const char *buf, const int length, const int data_offset); - - // Send the data to the plugin, returning how many bytes it accepted, or -1 - // if an error occurred. - int TryWriteToPlugin(const char *buf, const int length, - const int data_offset); - - // The callback which calls TryWriteToPlugin. - void OnDelayDelivery(); - - // Returns true if the temp file is valid and open for writing. - bool TempFileIsValid(); - - private: - NPStream stream_; - std::string headers_; - scoped_refptr<PluginInstance> instance_; - bool notify_needed_; - void * notify_data_; - bool close_on_write_data_; - uint16 requested_plugin_mode_; - bool opened_; -#if defined(OS_WIN) - char temp_file_name_[MAX_PATH]; - HANDLE temp_file_handle_; -#elif defined(OS_POSIX) - FILE* temp_file_; - FilePath temp_file_path_; -#endif - std::vector<char> delivery_data_; - int data_offset_; - bool seekable_stream_; - std::string mime_type_; - DISALLOW_COPY_AND_ASSIGN(PluginStream); -}; - -} // namespace NPAPI - -#endif // WEBKIT_GLUE_PLUGINS_PLUGIN_STREAM_H_ |