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wineoss: Simplify the midi in dispatcher. 

The continue statement looks a bit awkward at the moment,
but a future patch will introduce more code into the for
loop.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2022-04-28 08:49:55 -05:00 committed by Alexandre Julliard
parent 1d0dd6d778
commit 9a7924a687
1 changed files with 14 additions and 28 deletions
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42
dlls/wineoss.drv/midi.c
View File

@ -320,12 +320,23 @@ static void midReceiveChar(WORD wDevID, unsigned char value, DWORD dwTime)
}
}
static void handle_midi_data(unsigned char *buffer, unsigned int len)
{
unsigned int time = GetTickCount(), i;
for (i = 0; i < len; i += (buffer[i] & 0x80) ? 8 : 4)
{
if (buffer[i] != SEQ_MIDIPUTC) continue;
midReceiveChar(buffer[i + 2], buffer[i + 1], time);
}
}
static DWORD WINAPI midRecThread(void *arg)
{
int fd = (int)(INT_PTR)arg;
unsigned char buffer[256];
int len, idx;
DWORD dwTime;
int len;
struct pollfd pfd;
TRACE("Thread startup\n");
@ -349,32 +360,7 @@ static DWORD WINAPI midRecThread(void *arg)
continue;
}
dwTime = GetTickCount();
for (idx = 0; idx < len; ) {
if (buffer[idx] & 0x80) {
TRACE(
"Reading<8> %02x %02x %02x %02x %02x %02x %02x %02x\n",
buffer[idx + 0], buffer[idx + 1],
buffer[idx + 2], buffer[idx + 3],
buffer[idx + 4], buffer[idx + 5],
buffer[idx + 6], buffer[idx + 7]);
idx += 8;
} else {
switch (buffer[idx + 0]) {
case SEQ_WAIT:
case SEQ_ECHO:
break;
case SEQ_MIDIPUTC:
midReceiveChar(buffer[idx + 2], buffer[idx + 1], dwTime);
break;
default:
TRACE("Unsupported event %d\n", buffer[idx + 0]);
break;
}
idx += 4;
}
}
handle_midi_data(buffer, len);
}
return 0;
}