usb descriptors: add settable strings.

This patch allows to set usb descriptor strings per device instance.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/hw/usb-desc.h b/hw/usb-desc.h
index d80efdb24f..20fc4006c0 100644
--- a/hw/usb-desc.h
+++ b/hw/usb-desc.h
@@ -76,9 +76,11 @@ int usb_desc_config(const USBDescConfig *conf, uint8_t *dest, size_t len);
 int usb_desc_iface(const USBDescIface *iface, uint8_t *dest, size_t len);
 int usb_desc_endpoint(const USBDescEndpoint *ep, uint8_t *dest, size_t len);
 int usb_desc_other(const USBDescOther *desc, uint8_t *dest, size_t len);
-int usb_desc_string(const char* const *str, int index, uint8_t *dest, size_t len);
 
 /* control message emulation helpers */
+void usb_desc_set_string(USBDevice *dev, uint8_t index, const char *str);
+const char *usb_desc_get_string(USBDevice *dev, uint8_t index);
+int usb_desc_string(USBDevice *dev, int index, uint8_t *dest, size_t len);
 int usb_desc_get_descriptor(USBDevice *dev, int value, uint8_t *dest, size_t len);
 int usb_desc_handle_control(USBDevice *dev, int request, int value,
                             int index, int length, uint8_t *data);