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xblc: Narrow local variable scope in usb_xblc_handle_control

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This commit is contained in:
Matt Borgerson
2026-02-18 23:23:37 -07:00
committed by mborgerson
parent dde45c8111
commit 371c51cd2c
1 changed files with 13 additions and 20 deletions
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hw/xbox/xblc.c
+13 -20
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@@ -218,17 +218,10 @@ static void usb_xblc_handle_control(USBDevice *dev, USBPacket *p, int request,
static void usb_xblc_handle_data(USBDevice *dev, USBPacket *p)
{
USBXBLCState *s = USB_XBLC(dev);
uint32_t to_process;
int32_t chunk_len;
int32_t available;
int32_t max_queued_data;
int32_t copied;
uint8_t packet[XBLC_MAX_PACKET];
switch (p->pid) {
case USB_TOKEN_IN:
case USB_TOKEN_IN: {
assert(p->ep->nr == XBLC_EP_IN);
chunk_len = 0;
if (s->in == NULL) {
DPRINTF("Tried to get data from the input audio tream but "
@@ -236,14 +229,14 @@ static void usb_xblc_handle_data(USBDevice *dev, USBPacket *p)
break;
}
available = SDL_GetAudioStreamAvailable(s->in);
int available = SDL_GetAudioStreamAvailable(s->in);
if (available < 0) {
DPRINTF("SDL_GetAudioStreamAvailable Error: %s", SDL_GetError());
break;
} else {
DPRINTF("There are %d bytes of data in the stream", available);
max_queued_data = s->sample_rate * XBLC_BYTES_PER_SAMPLE *
XBLC_QUEUE_SIZE_MS / 1000;
int max_queued_data = s->sample_rate * XBLC_BYTES_PER_SAMPLE *
XBLC_QUEUE_SIZE_MS / 1000;
if (available > max_queued_data) {
DPRINTF("More than %d bytes of data in the queue. "
"Clearing out old data",
@@ -253,26 +246,26 @@ static void usb_xblc_handle_data(USBDevice *dev, USBPacket *p)
}
}
to_process = MIN(p->iov.size, available);
copied = 0;
while (copied < to_process) {
chunk_len = SDL_GetAudioStreamData(s->in, packet,
MIN(sizeof(packet), to_process));
for (size_t remaining = MIN(p->iov.size, available); remaining > 0;) {
uint8_t packet[XBLC_MAX_PACKET];
int chunk_len = SDL_GetAudioStreamData(
s->in, packet, MIN(sizeof(packet), remaining));
if (chunk_len < 0) {
DPRINTF("Error getting data from the input stream: %s",
SDL_GetError());
break;
}
usb_packet_copy(p, (void *)packet, chunk_len);
copied += chunk_len;
remaining -= chunk_len;
}
to_process = p->iov.size - copied;
if (to_process > 0) {
usb_packet_skip(p, to_process);
if (p->iov.size > p->actual_length) {
usb_packet_skip(p, p->iov.size - p->actual_length);
}
break;
}
case USB_TOKEN_OUT:
assert(p->ep->nr == XBLC_EP_OUT);