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Expose simple API to select a single USB device

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The caller just wants a single device. Handle all cases and error
messages internally.

PR #3005 <https://github.com/Genymobile/scrcpy/pull/3005>
This commit is contained in:
Romain Vimont
2022-02-05 19:12:59 +01:00
parent b88c4aa75e
commit 61969aeb80
4 changed files with 63 additions and 66 deletions
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27
app/src/scrcpy.c
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@@ -430,32 +430,19 @@ scrcpy(struct scrcpy_options *options) {
}
assert(serial);
struct sc_usb_device usb_devices[16];
ssize_t count = sc_usb_find_devices(&s->usb, serial, usb_devices,
ARRAY_LEN(usb_devices));
if (count <= 0) {
LOGE("Could not find USB device %s", serial);
struct sc_usb_device usb_device;
ok = sc_usb_select_device(&s->usb, serial, &usb_device);
if (!ok) {
sc_usb_destroy(&s->usb);
sc_acksync_destroy(&s->acksync);
goto aoa_hid_end;
}
if (count > 1) {
LOGE("Multiple (%d) devices with serial %s", (int) count, serial);
sc_usb_devices_destroy_all(usb_devices, count);
sc_usb_destroy(&s->usb);
sc_acksync_destroy(&s->acksync);
goto aoa_hid_end;
}
struct sc_usb_device *usb_device = &usb_devices[0];
LOGI("USB device: %s (%04" PRIx16 ":%04" PRIx16 ") %s %s",
usb_device->serial, usb_device->vid, usb_device->pid,
usb_device->manufacturer, usb_device->product);
usb_device.serial, usb_device.vid, usb_device.pid,
usb_device.manufacturer, usb_device.product);
ok = sc_usb_connect(&s->usb, usb_device->device, NULL, NULL);
sc_usb_device_destroy(usb_device);
ok = sc_usb_connect(&s->usb, usb_device.device, NULL, NULL);
sc_usb_device_destroy(&usb_device);
if (!ok) {
LOGE("Failed to connect to USB device %s", serial);
sc_usb_destroy(&s->usb);