-/*
- * Recursively (in reverse order) appends addresses of PCI devices as it moves
- * up in the PCI hierarchy.
- *
- * @returns true on success, false when the buffer wasn't large enough
- */
-static bool append_pci_address(char *buf, size_t buf_size, const PCIDevice *pci)
-{
- PCIBus *bus = pci_get_bus(pci);
- /*
- * equivalent to if (!pci_bus_is_root(bus)), but the function is not built
- * with PCI_CONFIG=n, avoid using an #ifdef by checking directly
- */
- if (bus->parent_dev != NULL) {
- append_pci_address(buf, buf_size, bus->parent_dev);
- }
-
- size_t len = strlen(buf);
- ssize_t written = snprintf(buf + len, buf_size - len, "/%02x.%x",
- PCI_SLOT(pci->devfn), PCI_FUNC(pci->devfn));
-
- return written > 0 && written < buf_size - len;
-}
-
-bool qemu_spice_fill_device_address(QemuConsole *con,
- char *device_address,
- size_t size)
-{
- DeviceState *dev = DEVICE(object_property_get_link(OBJECT(con),
- "device",
- &error_abort));
- PCIDevice *pci = (PCIDevice *) object_dynamic_cast(OBJECT(dev),
- TYPE_PCI_DEVICE);
-
- if (pci == NULL) {
- warn_report("Setting device address of a display device to SPICE: "
- "Not a PCI device.");
- return false;
- }
-
- strncpy(device_address, "pci/0000", size);
- if (!append_pci_address(device_address, size, pci)) {
- warn_report("Setting device address of a display device to SPICE: "
- "Too many PCI devices in the chain.");
- return false;
- }
-
- return true;
-}
-