diff options
| -rw-r--r-- | hw/usb/dev-mtp.c | 41 | ||||
| -rw-r--r-- | hw/usb/host-libusb.c | 7 |
2 files changed, 31 insertions, 17 deletions
diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c index 4ee4fc5a89..06e376bcd2 100644 --- a/hw/usb/dev-mtp.c +++ b/hw/usb/dev-mtp.c @@ -1177,9 +1177,7 @@ static int usb_mtp_deletefn(MTPState *s, MTPObject *o, uint32_t trans) usb_mtp_object_free_one(s, o); success = true; } - } - - if (o->format == FMT_ASSOCIATION) { + } else if (o->format == FMT_ASSOCIATION) { if (rmdir(o->path)) { partial_delete = true; } else { @@ -1591,17 +1589,21 @@ done: return ret; } -static void usb_mtp_update_object(MTPObject *parent, char *name) +static int usb_mtp_update_object(MTPObject *parent, char *name) { + int ret = -1; + MTPObject *o = usb_mtp_object_lookup_name(parent, name, strlen(name)); if (o) { - lstat(o->path, &o->stat); + ret = lstat(o->path, &o->stat); } + + return ret; } -static void usb_mtp_write_data(MTPState *s) +static int usb_mtp_write_data(MTPState *s) { MTPData *d = s->data_out; MTPObject *parent = @@ -1609,6 +1611,7 @@ static void usb_mtp_write_data(MTPState *s) char *path = NULL; uint64_t rc; mode_t mask = 0644; + int ret = 0; assert(d != NULL); @@ -1617,13 +1620,13 @@ static void usb_mtp_write_data(MTPState *s) if (!parent || !s->write_pending) { usb_mtp_queue_result(s, RES_INVALID_OBJECTINFO, d->trans, 0, 0, 0, 0); - return; + return 1; } if (s->dataset.filename) { path = g_strdup_printf("%s/%s", parent->path, s->dataset.filename); if (s->dataset.format == FMT_ASSOCIATION) { - d->fd = mkdir(path, mask); + ret = mkdir(path, mask); goto free; } d->fd = open(path, O_CREAT | O_WRONLY | @@ -1653,15 +1656,21 @@ static void usb_mtp_write_data(MTPState *s) goto done; } if (d->write_status != WRITE_END) { - return; + g_free(path); + return ret; } else { - /* Only for < 4G file sizes */ - if (s->dataset.size != 0xFFFFFFFF && d->offset != s->dataset.size) { + /* + * Return an incomplete transfer if file size doesn't match + * for < 4G file or if lstat fails which will result in an incorrect + * file size + */ + if ((s->dataset.size != 0xFFFFFFFF && + d->offset != s->dataset.size) || + usb_mtp_update_object(parent, s->dataset.filename)) { usb_mtp_queue_result(s, RES_INCOMPLETE_TRANSFER, d->trans, 0, 0, 0, 0); goto done; } - usb_mtp_update_object(parent, s->dataset.filename); } } @@ -1676,12 +1685,14 @@ done: */ if (d->fd != -1) { close(d->fd); + d->fd = -1; } free: g_free(s->dataset.filename); s->dataset.size = 0; g_free(path); s->write_pending = false; + return ret; } static void usb_mtp_write_metadata(MTPState *s, uint64_t dlen) @@ -1718,14 +1729,12 @@ static void usb_mtp_write_metadata(MTPState *s, uint64_t dlen) s->write_pending = true; if (s->dataset.format == FMT_ASSOCIATION) { - usb_mtp_write_data(s); - /* next_handle will be allocated to the newly created dir */ - if (d->fd == -1) { + if (usb_mtp_write_data(s)) { + /* next_handle will be allocated to the newly created dir */ usb_mtp_queue_result(s, RES_STORE_FULL, d->trans, 0, 0, 0, 0); return; } - d->fd = -1; } usb_mtp_queue_result(s, RES_OK, d->trans, 3, QEMU_STORAGE_ID, diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c index 833250a886..67b7465915 100644 --- a/hw/usb/host-libusb.c +++ b/hw/usb/host-libusb.c @@ -82,7 +82,7 @@ struct USBHostDevice { uint32_t options; uint32_t loglevel; bool needs_autoscan; - + bool allow_guest_reset; /* state */ QTAILQ_ENTRY(USBHostDevice) next; int seen, errcount; @@ -1456,6 +1456,10 @@ static void usb_host_handle_reset(USBDevice *udev) USBHostDevice *s = USB_HOST_DEVICE(udev); int rc; + if (!s->allow_guest_reset) { + return; + } + trace_usb_host_reset(s->bus_num, s->addr); rc = libusb_reset_device(s->dh); @@ -1573,6 +1577,7 @@ static Property usb_host_dev_properties[] = { DEFINE_PROP_UINT32("productid", USBHostDevice, match.product_id, 0), DEFINE_PROP_UINT32("isobufs", USBHostDevice, iso_urb_count, 4), DEFINE_PROP_UINT32("isobsize", USBHostDevice, iso_urb_frames, 32), + DEFINE_PROP_BOOL("guest-reset", USBHostDevice, allow_guest_reset, true), DEFINE_PROP_UINT32("loglevel", USBHostDevice, loglevel, LIBUSB_LOG_LEVEL_WARNING), DEFINE_PROP_BIT("pipeline", USBHostDevice, options, |