VNC: Add VNC server to M5

1 files changed, 114 insertions, 0 deletions

diff --git a/src/base/bitmap.hh b/src/base/bitmap.hh
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+++ b/src/base/bitmap.hh
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+/*
+ * Copyright (c) 2010 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
+ * 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 the copyright holders 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.
+ *
+ * Authors: William Wang
+ *          Ali Saidi
+ */
+#ifndef __BASE_BITMAP_HH__
+#define __BASE_BITMAP_HH__
+
+#include <fstream>
+
+#include "base/vnc/convert.hh"
+
+/**
+ * @file Declaration of a class that writes a frame buffer to a bitmap
+ */
+
+
+// write frame buffer into a bitmap picture
+class  Bitmap
+{
+  public:
+    /** Create a Bitmap creator that takes data in the given mode & size
+     * and outputs to an fstream
+     * @param mode the type of data that is being provided
+     * @param h the hight of the image
+     * @param w the width of the image
+     * @param d the data for the image in mode
+     */
+    Bitmap(VideoConvert::Mode mode, uint16_t w, uint16_t h, uint8_t *d);
+
+    /** Provide the converter with the data that should be output. It will be
+     * converted into rgb8888 and write out when write() is called.
+     * @param d the data
+     */
+    void rawData(uint8_t* d) { data = d; }
+
+    /** Write the provided data into the fstream provided
+     * @param bmp stream to write to
+     */
+    void write(std::ostream *bmp);
+
+  private:
+    VideoConvert::Mode mode;
+    uint16_t height;
+    uint16_t width;
+    uint8_t *data;
+
+    VideoConvert vc;
+
+    struct Magic
+    {
+        unsigned char magic_number[2];
+    };
+
+    struct Header
+    {
+        uint32_t size;
+        uint16_t reserved1;
+        uint16_t reserved2;
+        uint32_t offset;
+    };
+
+    struct Info
+    {
+        uint32_t Size;
+        uint32_t Width;
+        uint32_t Height;
+        uint16_t Planes;
+        uint16_t BitCount;
+        uint32_t Compression;
+        uint32_t SizeImage;
+        uint32_t XPelsPerMeter;
+        uint32_t YPelsPerMeter;
+        uint32_t ClrUsed;
+        uint32_t ClrImportant;
+    };
+};
+
+#endif // __BASE_BITMAP_HH__
+