--- /dev/null
+// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the name Chromium Embedded
+// Framework nor the names of its contributors may be used to endorse
+// or promote products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// ---------------------------------------------------------------------------
+//
+// The contents of this file are only available to applications that link
+// against the libcef_dll_wrapper target.
+//
+
+#ifndef CEF_INCLUDE_WRAPPER_CEF_ZIP_ARCHIVE_H_
+#define CEF_INCLUDE_WRAPPER_CEF_ZIP_ARCHIVE_H_
+#pragma once
+
+#include <map>
+
+#include "include/base/cef_lock.h"
+#include "include/base/cef_macros.h"
+#include "include/base/cef_ref_counted.h"
+#include "include/cef_base.h"
+
+class CefStreamReader;
+
+///
+// Thread-safe class for accessing zip archive file contents. This class should
+// not be used with large archive files because all data will be resident in
+// memory at the same time. This implementation supports a restricted set of zip
+// archive features:
+// (1) All file names are stored and compared in lower case.
+// (2) File ordering from the original zip archive is not maintained. This
+// means that files from the same folder may not be located together in the
+// file content map.
+///
+class CefZipArchive : public base::RefCountedThreadSafe<CefZipArchive> {
+ public:
+ ///
+ // Class representing a file in the archive. Accessing the file data from
+ // multiple threads is safe provided a reference to the File object is kept.
+ ///
+ class File : public CefBaseRefCounted {
+ public:
+ ///
+ // Returns the read-only data contained in the file.
+ ///
+ virtual const unsigned char* GetData() const =0;
+
+ ///
+ // Returns the size of the data in the file.
+ ///
+ virtual size_t GetDataSize() const =0;
+
+ ///
+ // Returns a CefStreamReader object for streaming the contents of the file.
+ ///
+ virtual CefRefPtr<CefStreamReader> GetStreamReader() const =0;
+ };
+
+ typedef std::map<CefString, CefRefPtr<File> > FileMap;
+
+ ///
+ // Create a new object.
+ ///
+ CefZipArchive();
+
+ ///
+ // Load the contents of the specified zip archive stream into this object.
+ // If the zip archive requires a password then provide it via |password|.
+ // If |overwriteExisting| is true then any files in this object that also
+ // exist in the specified archive will be replaced with the new files.
+ // Returns the number of files successfully loaded.
+ ///
+ size_t Load(CefRefPtr<CefStreamReader> stream,
+ const CefString& password,
+ bool overwriteExisting);
+
+ ///
+ // Clears the contents of this object.
+ ///
+ void Clear();
+
+ ///
+ // Returns the number of files in the archive.
+ ///
+ size_t GetFileCount() const;
+
+ ///
+ // Returns true if the specified file exists and has contents.
+ ///
+ bool HasFile(const CefString& fileName) const;
+
+ ///
+ // Returns the specified file.
+ ///
+ CefRefPtr<File> GetFile(const CefString& fileName) const;
+
+ ///
+ // Removes the specified file.
+ ///
+ bool RemoveFile(const CefString& fileName);
+
+ ///
+ // Returns the map of all files.
+ ///
+ size_t GetFiles(FileMap& map) const;
+
+ private:
+ // Protect against accidental deletion of this object.
+ friend class base::RefCountedThreadSafe<CefZipArchive>;
+ ~CefZipArchive();
+
+ FileMap contents_;
+
+ mutable base::Lock lock_;
+
+ DISALLOW_COPY_AND_ASSIGN(CefZipArchive);
+};
+
+#endif // CEF_INCLUDE_WRAPPER_CEF_ZIP_ARCHIVE_H_
projects / casparcg / blobdiff