From 70783268093f00a61d3673f729a3aa113b5ad43a Mon Sep 17 00:00:00 2001
From: Jamieson Christian
Date: Wed, 18 Dec 2002 07:37:47 +0000
Subject: Experimental SysEx implementation for the -eseq driver.

svn-id: r6011
---
 sound/mididrv.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'sound')

diff --git a/sound/mididrv.cpp b/sound/mididrv.cpp
index d8d0db83ac..e5947acffb 100644
--- a/sound/mididrv.cpp
+++ b/sound/mididrv.cpp
@@ -142,6 +142,7 @@ public:
 	int open();
 	void close();
 	void send(uint32 b);
+	void sysEx (byte *msg, uint16 length);
 
 private:
 	bool _isOpen;
@@ -233,6 +234,28 @@ void MidiDriver_SEQ::send(uint32 b)
 	write(device, buf, position);
 }
 
+void MidiDriver_SEQ::sysEx (byte *msg, uint16 length)
+{
+	if (length > 256) {
+		warning ("Cannot send SysEx block - data too large");
+		return;
+	}
+
+	unsigned char buf [1024];
+	int position = 0;
+	byte *chr = msg;
+
+	// Should be we using EV_SYSEX instead of SEQ_MIDIPUTC?
+	// I'm not sure how to send EV_SYSEX.
+	for (; length; --length) {
+		buf[position++] = SEQ_MIDIPUTC;
+		buf[position++] = (unsigned char) *chr;
+		buf[position++] = _device_num;
+		buf[position++] = 0;
+	}
+	write (device, buf, position);
+}
+
 MidiDriver *MidiDriver_SEQ_create()
 {
 	return new MidiDriver_SEQ();
-- 
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