Rename beast sources for consistency

modules/beast_core/streams/MemoryInputStream.cpp

@@ -0,0 +1,151 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of Beast: https://github.com/vinniefalco/Beast
+    Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
+
+    Portions of this file are from JUCE.
+    Copyright (c) 2013 - Raw Material Software Ltd.
+    Please visit http://www.juce.com
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+MemoryInputStream::MemoryInputStream (const void* const sourceData,
+                                      const size_t sourceDataSize,
+                                      const bool keepInternalCopy)
+    : data (sourceData),
+      dataSize (sourceDataSize),
+      position (0)
+{
+    if (keepInternalCopy)
+        createInternalCopy();
+}
+
+MemoryInputStream::MemoryInputStream (const MemoryBlock& sourceData,
+                                      const bool keepInternalCopy)
+    : data (sourceData.getData()),
+      dataSize (sourceData.getSize()),
+      position (0)
+{
+    if (keepInternalCopy)
+        createInternalCopy();
+}
+
+void MemoryInputStream::createInternalCopy()
+{
+    internalCopy.malloc (dataSize);
+    memcpy (internalCopy, data, dataSize);
+    data = internalCopy;
+}
+
+MemoryInputStream::~MemoryInputStream()
+{
+}
+
+int64 MemoryInputStream::getTotalLength()
+{
+    return dataSize;
+}
+
+int MemoryInputStream::read (void* const buffer, const int howMany)
+{
+    bassert (buffer != nullptr && howMany >= 0);
+
+    const int num = bmin (howMany, (int) (dataSize - position));
+    if (num <= 0)
+        return 0;
+
+    memcpy (buffer, addBytesToPointer (data, position), (size_t) num);
+    position += (unsigned int) num;
+    return num;
+}
+
+bool MemoryInputStream::isExhausted()
+{
+    return position >= dataSize;
+}
+
+bool MemoryInputStream::setPosition (const int64 pos)
+{
+    position = (size_t) blimit ((int64) 0, (int64) dataSize, pos);
+    return true;
+}
+
+int64 MemoryInputStream::getPosition()
+{
+    return position;
+}
+
+//==============================================================================
+
+class MemoryStreamTests : public UnitTest
+{
+public:
+    MemoryStreamTests() : UnitTest ("MemoryStream", "beast") { }
+
+    void runTest()
+    {
+        beginTestCase ("Basics");
+        Random r;
+
+        int randomInt = r.nextInt();
+        int64 randomInt64 = r.nextInt64();
+        double randomDouble = r.nextDouble();
+        String randomString (createRandomWideCharString());
+
+        MemoryOutputStream mo;
+        mo.writeInt (randomInt);
+        mo.writeIntBigEndian (randomInt);
+        mo.writeCompressedInt (randomInt);
+        mo.writeString (randomString);
+        mo.writeInt64 (randomInt64);
+        mo.writeInt64BigEndian (randomInt64);
+        mo.writeDouble (randomDouble);
+        mo.writeDoubleBigEndian (randomDouble);
+
+        MemoryInputStream mi (mo.getData(), mo.getDataSize(), false);
+        expect (mi.readInt() == randomInt);
+        expect (mi.readIntBigEndian() == randomInt);
+        expect (mi.readCompressedInt() == randomInt);
+        expectEquals (mi.readString(), randomString);
+        expect (mi.readInt64() == randomInt64);
+        expect (mi.readInt64BigEndian() == randomInt64);
+        expect (mi.readDouble() == randomDouble);
+        expect (mi.readDoubleBigEndian() == randomDouble);
+    }
+
+    static String createRandomWideCharString()
+    {
+        beast_wchar buffer [50] = { 0 };
+        Random r;
+
+        for (int i = 0; i < numElementsInArray (buffer) - 1; ++i)
+        {
+            if (r.nextBool())
+            {
+                do
+                {
+                    buffer[i] = (beast_wchar) (1 + r.nextInt (0x10ffff - 1));
+                }
+                while (! CharPointer_UTF16::canRepresent (buffer[i]));
+            }
+            else
+                buffer[i] = (beast_wchar) (1 + r.nextInt (0xff));
+        }
+
+        return CharPointer_UTF32 (buffer);
+    }
+};
+
+static MemoryStreamTests memoryStreamTests;