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usb-redir: simplify packet copy

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usb_packet_copy can handle combined packets now,
so it isn't needed to special-case them any more.

Also use the new usb_packet_size() function.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2013-01-24 15:40:37 +01:00
parent 6a98d1c0f9
commit 6ef3ccd18f
1 changed files with 4 additions and 14 deletions
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18
hw/usb/redirect.c
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@ -737,7 +737,7 @@ static void usbredir_handle_bulk_data(USBRedirDevice *dev, USBPacket *p,
uint8_t ep)
{
struct usb_redir_bulk_packet_header bulk_packet;
size_t size = (p->combined) ? p->combined->iov.size : p->iov.size;
size_t size = usb_packet_size(p);
const int maxp = dev->endpoint[EP2I(ep)].max_packet_size;
if (usbredir_already_in_flight(dev, p->id)) {
@ -771,12 +771,7 @@ static void usbredir_handle_bulk_data(USBRedirDevice *dev, USBPacket *p,
&bulk_packet, NULL, 0);
} else {
uint8_t buf[size];
if (p->combined) {
iov_to_buf(p->combined->iov.iov, p->combined->iov.niov,
0, buf, size);
} else {
usb_packet_copy(p, buf, size);
}
usb_packet_copy(p, buf, size);
usbredir_log_data(dev, "bulk data out:", buf, size);
usbredirparser_send_bulk_packet(dev->parser, p->id,
&bulk_packet, buf, size);
@ -1830,7 +1825,7 @@ static void usbredir_bulk_packet(void *priv, uint64_t id,
p = usbredir_find_packet_by_id(dev, ep, id);
if (p) {
size_t size = (p->combined) ? p->combined->iov.size : p->iov.size;
size_t size = usb_packet_size(p);
usbredir_handle_status(dev, p, bulk_packet->status);
if (data_len > 0) {
usbredir_log_data(dev, "bulk data in:", data, data_len);
@ -1840,12 +1835,7 @@ static void usbredir_bulk_packet(void *priv, uint64_t id,
p->status = USB_RET_BABBLE;
data_len = len = size;
}
if (p->combined) {
iov_from_buf(p->combined->iov.iov, p->combined->iov.niov,
0, data, data_len);
} else {
usb_packet_copy(p, data, data_len);
}
usb_packet_copy(p, data, data_len);
}
p->actual_length = len;
if (p->pid == USB_TOKEN_IN && p->ep->pipeline) {