/* Hand over a packet to a device for processing. Return value
USB_RET_ASYNC indicates the processing isn't finished yet, the
driver will call usb_packet_complete() when done processing it. */
int usb_handle_packet(USBDevice *dev, USBPacket *p)
{
int ret;
if (dev == NULL) {
return USB_RET_NODEV;
}
assert(dev == p->ep->dev);
assert(dev->state == USB_STATE_DEFAULT);
usb_packet_check_state(p, USB_PACKET_SETUP);
assert(p->ep != NULL);
if (QTAILQ_EMPTY(&p->ep->queue) || p->ep->pipeline) {
ret = usb_process_one(p);
if (ret == USB_RET_ASYNC) {
usb_packet_set_state(p, USB_PACKET_ASYNC);
QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
} else {
p->result = ret;
usb_packet_set_state(p, USB_PACKET_COMPLETE);
}
} else {
ret = USB_RET_ASYNC;
usb_packet_set_state(p, USB_PACKET_QUEUED);
QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
}
return ret;
}
/* Sends an LLCP PDU from the RE to the guest. Sending
* means that the PDU is either generated and transmitted
* directly or enqueued for later transmission.
*/
static int
send_pdu_from_re(ssize_t (*create)(void*, struct llcp_pdu*),
void* data, struct nfc_re* re)
{
if (re->xmit_next) {
/* it's our turn to xmit the next PDU; we do this
* immediately and cancel the possible timer for the
* SYMM PDU */
struct create_nci_dta_param param =
CREATE_NCI_DTA_PARAM_INIT(create, data, re);
goldfish_nfc_send_dta(create_nci_dta, ¶m);
re->xmit_next = 0;
if (re->xmit_timer) {
qemu_del_timer(re->xmit_timer);
}
} else {
/* we're waiting for the host to send a SYMM PDU, so
* we queue up PDUs for later delivery */
struct llcp_pdu_buf* buf = llcp_alloc_pdu_buf();
if (!buf) {
return -1;
}
buf->len = create(data, (struct llcp_pdu*)buf->pdu);
QTAILQ_INSERT_TAIL(&re->xmit_q, buf, entry);
}
return 0;
}
/* Hand over a packet to a device for processing. Return value
USB_RET_ASYNC indicates the processing isn't finished yet, the
driver will call usb_packet_complete() when done processing it. */
int usb_handle_packet(USBDevice *dev, USBPacket *p)
{
int ret;
if (dev == NULL) {
return USB_RET_NODEV;
}
assert(dev == p->ep->dev);
assert(dev->state == USB_STATE_DEFAULT);
usb_packet_check_state(p, USB_PACKET_SETUP);
assert(p->ep != NULL);
/* Submitting a new packet clears halt */
if (p->ep->halted) {
assert(QTAILQ_EMPTY(&p->ep->queue));
p->ep->halted = false;
}
if (QTAILQ_EMPTY(&p->ep->queue) || p->ep->pipeline) {
ret = usb_process_one(p);
if (ret == USB_RET_ASYNC) {
assert(p->ep->type != USB_ENDPOINT_XFER_ISOC);
usb_packet_set_state(p, USB_PACKET_ASYNC);
QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
} else if (ret == USB_RET_ADD_TO_QUEUE) {
usb_packet_set_state(p, USB_PACKET_QUEUED);
QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
ret = USB_RET_ASYNC;
} else {
/*
* When pipelining is enabled usb-devices must always return async,
* otherwise packets can complete out of order!
*/
assert(!p->ep->pipeline || QTAILQ_EMPTY(&p->ep->queue));
if (ret != USB_RET_NAK) {
p->result = ret;
usb_packet_set_state(p, USB_PACKET_COMPLETE);
}
}
} else {
ret = USB_RET_ASYNC;
usb_packet_set_state(p, USB_PACKET_QUEUED);
QTAILQ_INSERT_TAIL(&p->ep->queue, p, queue);
}
return ret;
}
void register_module_init(void (*fn)(void), module_init_type type)
{
ModuleEntry *e;
ModuleTypeList *l;
e = g_malloc0(sizeof(*e));
e->init = fn;
l = find_type(type);
QTAILQ_INSERT_TAIL(l, e, node);
}
void cpu_list_add(CPUState *cpu)
{
qemu_mutex_lock(&qemu_cpu_list_lock);
if (cpu->cpu_index == UNASSIGNED_CPU_INDEX) {
cpu->cpu_index = cpu_get_free_index();
assert(cpu->cpu_index != UNASSIGNED_CPU_INDEX);
} else {
assert(!cpu_index_auto_assigned);
}
QTAILQ_INSERT_TAIL(&cpus, cpu, node);
qemu_mutex_unlock(&qemu_cpu_list_lock);
finish_safe_work(cpu);
}
void slirp_add_net_forward(unsigned long dest_ip, unsigned long dest_mask,
int dest_lport, int dest_hport,
unsigned long redirect_ip, int redirect_port)
{
slirp_net_forward_init();
struct net_forward_entry *entry = malloc(sizeof(*entry));
if (entry == NULL) {
DEBUG_MISC((dfd, "Unable to create new forwarding entry, malloc failed\n"));
exit(-1);
}
entry->dest_ip = dest_ip;
entry->dest_mask = dest_mask;
entry->dest_lport = dest_lport;
entry->dest_hport = dest_hport;
entry->redirect_ip = redirect_ip;
entry->redirect_port = redirect_port;
QTAILQ_INSERT_TAIL(&net_forwards, entry, next);
}
static size_t
process_ptype_cc(struct nfc_re* re, const struct llcp_pdu* llcp,
size_t len, uint8_t* consumed,
struct llcp_pdu* rsp)
{
struct llcp_data_link* dl;
dl = llcp_clear_data_link(re->llcp_dl[llcp->ssap] + llcp->dsap);
assert(dl->status == LLCP_DATA_LINK_CONNECTING);
dl->status = LLCP_DATA_LINK_CONNECTED;
/* move DL's pending PDUs to global xmit queue */
while (!QTAILQ_EMPTY(&dl->xmit_q)) {
struct llcp_pdu_buf* buf = QTAILQ_FIRST(&dl->xmit_q);
QTAILQ_REMOVE(&dl->xmit_q, buf, entry);
QTAILQ_INSERT_TAIL(&re->xmit_q, buf, entry);
}
update_last_saps(re, llcp->ssap, llcp->dsap);
*consumed = sizeof(*llcp) + 1;
return 0;
}
static void qemu_spice_create_one_update(SimpleSpiceDisplay *ssd,
QXLRect *rect)
{
SimpleSpiceUpdate *update;
QXLDrawable *drawable;
QXLImage *image;
QXLCommand *cmd;
int bw, bh;
struct timespec time_space;
pixman_image_t *dest;
trace_qemu_spice_create_update(
rect->left, rect->right,
rect->top, rect->bottom);
update = g_malloc0(sizeof(*update));
drawable = &update->drawable;
image = &update->image;
cmd = &update->ext.cmd;
bw = rect->right - rect->left;
bh = rect->bottom - rect->top;
update->bitmap = g_malloc(bw * bh * 4);
drawable->bbox = *rect;
drawable->clip.type = SPICE_CLIP_TYPE_NONE;
drawable->effect = QXL_EFFECT_OPAQUE;
drawable->release_info.id = (uintptr_t)(&update->ext);
drawable->type = QXL_DRAW_COPY;
drawable->surfaces_dest[0] = -1;
drawable->surfaces_dest[1] = -1;
drawable->surfaces_dest[2] = -1;
clock_gettime(CLOCK_MONOTONIC, &time_space);
/* time in milliseconds from epoch. */
drawable->mm_time = time_space.tv_sec * 1000
+ time_space.tv_nsec / 1000 / 1000;
drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
drawable->u.copy.src_bitmap = (uintptr_t)image;
drawable->u.copy.src_area.right = bw;
drawable->u.copy.src_area.bottom = bh;
QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ssd->unique++);
image->descriptor.type = SPICE_IMAGE_TYPE_BITMAP;
image->bitmap.flags = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN;
image->bitmap.stride = bw * 4;
image->descriptor.width = image->bitmap.x = bw;
image->descriptor.height = image->bitmap.y = bh;
image->bitmap.data = (uintptr_t)(update->bitmap);
image->bitmap.palette = 0;
image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
dest = pixman_image_create_bits(PIXMAN_LE_x8r8g8b8, bw, bh,
(void *)update->bitmap, bw * 4);
pixman_image_composite(PIXMAN_OP_SRC, ssd->surface, NULL, ssd->mirror,
rect->left, rect->top, 0, 0,
rect->left, rect->top, bw, bh);
pixman_image_composite(PIXMAN_OP_SRC, ssd->mirror, NULL, dest,
rect->left, rect->top, 0, 0,
0, 0, bw, bh);
pixman_image_unref(dest);
cmd->type = QXL_CMD_DRAW;
cmd->data = (uintptr_t)drawable;
QTAILQ_INSERT_TAIL(&ssd->updates, update, next);
}
static void qemu_spice_create_one_update(SimpleSpiceDisplay *ssd,
QXLRect *rect)
{
SimpleSpiceUpdate *update;
QXLDrawable *drawable;
QXLImage *image;
QXLCommand *cmd;
uint8_t *src, *mirror, *dst;
int by, bw, bh, offset, bytes;
trace_qemu_spice_create_update(
rect->left, rect->right,
rect->top, rect->bottom);
update = qemu_mallocz(sizeof(*update));
drawable = &update->drawable;
image = &update->image;
cmd = &update->ext.cmd;
bw = rect->right - rect->left;
bh = rect->bottom - rect->top;
update->bitmap = qemu_malloc(bw * bh * 4);
drawable->bbox = *rect;
drawable->clip.type = SPICE_CLIP_TYPE_NONE;
drawable->effect = QXL_EFFECT_OPAQUE;
drawable->release_info.id = (intptr_t)update;
drawable->type = QXL_DRAW_COPY;
drawable->surfaces_dest[0] = -1;
drawable->surfaces_dest[1] = -1;
drawable->surfaces_dest[2] = -1;
drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
drawable->u.copy.src_bitmap = (intptr_t)image;
drawable->u.copy.src_area.right = bw;
drawable->u.copy.src_area.bottom = bh;
QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ssd->unique++);
image->descriptor.type = SPICE_IMAGE_TYPE_BITMAP;
image->bitmap.flags = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN;
image->bitmap.stride = bw * 4;
image->descriptor.width = image->bitmap.x = bw;
image->descriptor.height = image->bitmap.y = bh;
image->bitmap.data = (intptr_t)(update->bitmap);
image->bitmap.palette = 0;
image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
offset =
rect->top * ds_get_linesize(ssd->ds) +
rect->left * ds_get_bytes_per_pixel(ssd->ds);
bytes = ds_get_bytes_per_pixel(ssd->ds) * bw;
src = ds_get_data(ssd->ds) + offset;
mirror = ssd->ds_mirror + offset;
dst = update->bitmap;
for (by = 0; by < bh; by++) {
memcpy(mirror, src, bytes);
qemu_pf_conv_run(ssd->conv, dst, mirror, bw);
src += ds_get_linesize(ssd->ds);
mirror += ds_get_linesize(ssd->ds);
dst += image->bitmap.stride;
}
cmd->type = QXL_CMD_DRAW;
cmd->data = (intptr_t)drawable;
QTAILQ_INSERT_TAIL(&ssd->updates, update, next);
}
