Adding other events should be easy, but one step at a time.
---
softusb-input/comloc.h | 2 ++
softusb-input/main.c | 20 +++++++++++++++++++-
2 files changed, 21 insertions(+), 1 deletions(-)
diff --git a/softusb-input/comloc.h b/softusb-input/comloc.h
index 5017ec8..6b9c005 100644
--- a/softusb-input/comloc.h
+++ b/softusb-input/comloc.h
@@ -27,5 +27,7 @@
#define COMLOC_MEVT(offset) COMLOC(0x1102+(offset))
#define COMLOC_KEVT_PRODUCE COMLOC(0x1142)
#define COMLOC_KEVT(offset) COMLOC(0x1143+(offset))
+#define COMLOC_MIDI_PRODUCE COMLOC(0x1183)
+#define COMLOC_MIDI(offset) COMLOC(0x1184+(offset))
#endif /* __COMLOC_H */
diff --git a/softusb-input/main.c b/softusb-input/main.c
index 431c4ce..44cd82f 100644
--- a/softusb-input/main.c
+++ b/softusb-input/main.c
@@ -481,10 +481,26 @@ static char process_mouse(unsigned char *buf, unsigned
char len)
return 1;
}
+static char process_midi(unsigned char *buf, unsigned char len)
+{
+ unsigned char end = len & ~3;
+ unsigned char i, m, j;
+
+ for(i = 0; i != end; i += 4) {
+ if((buf[i] & 0xf) != 0xb) /* not a control change */
+ continue;
+ m = COMLOC_MIDI_PRODUCE;
+ for(j = 0; j != 4; j++)
+ COMLOC_MIDI(4*m+j) = buf[i+j];
+ COMLOC_MIDI_PRODUCE = (m + 1) & 15;
+ }
+ return 0;
+}
+
static void poll(struct ep_status *ep,
char (*process)(unsigned char *buf, unsigned char len))
{
- unsigned char usb_buffer[11];
+ unsigned char usb_buffer[1+64+2]; /* DATAx + payload + CRC */
int len;
len = usb_in(ADDR_EP(ADDR, ep->ep), ep->expected_data, usb_buffer, 11);
@@ -787,6 +803,8 @@ static void port_service(struct port_status *p, char name)
poll(&p->keyboard, process_keyboard);
if(p->mouse.ep)
poll(&p->mouse, process_mouse);
+ if(p->midi.ep)
+ poll(&p->midi, process_midi);
break;
case PORT_STATE_UNSUPPORTED:
break;
--
1.7.1
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