GLK: MAGNETIC: Sound initialization

2 files changed, 58 insertions, 4 deletions

diff --git a/engines/glk/magnetic/magnetic.h b/engines/glk/magnetic/magnetic.h
index ebebbc1b24..27bdda0c9c 100644
--- a/engines/glk/magnetic/magnetic.h
+++ b/engines/glk/magnetic/magnetic.h
@@ -106,6 +106,11 @@ private:
 	bool ms_is_running() const { return running; }
 
 	/**
+	 * Returns true if running a Magnetic Windows game
+	 */
+	bool ms_is_magwin() const { return version == 4; }
+
+	/**
 	 * Frees all allocated ressources
 	 */
 	void ms_freemem();
@@ -141,10 +146,7 @@ private:
 	 * @{
 	 */
 
-
-	void init_snd(uint param) {
-		// TODO
-	}
+	byte init_snd(size_t size);
 
 	/**@}*/
 public:
diff --git a/engines/glk/magnetic/sound.cpp b/engines/glk/magnetic/sound.cpp
new file mode 100644
index 0000000000..7977920536
--- /dev/null
+++ b/engines/glk/magnetic/sound.cpp
@@ -0,0 +1,52 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "glk/magnetic/magnetic.h"
+
+namespace Glk {
+namespace Magnetic {
+
+byte Magnetic::init_snd(size_t size) {
+	if (!(snd_buf = new byte[MAX_MUSIC_SIZE])) {
+		return 1;
+	}
+
+	snd_hsize = _sndFile.readUint16LE();
+	if (!(snd_hdr = new byte[snd_hsize])) {
+		delete[] snd_buf;
+		snd_buf = nullptr;
+		return 1;
+	}
+
+	if (_sndFile.read(snd_hdr, snd_hsize) != snd_hsize) {
+		delete[] snd_buf;
+		delete[] snd_hdr;
+		snd_buf = nullptr;
+		snd_hdr = nullptr;
+		return 1;
+	}
+
+	return 2;
+}
+
+} // End of namespace Magnetic
+} // End of namespace Glk