gistfile1.txt

Breakpoint 1, usbd_init (driver=0x8012048 <stm32f107_usb_driver>, dev=0x0, conf=0x20000004 <test_trigger_config+4>, strings=0x0, num_strings=3, 
    control_buffer=0x20000030 <usbd_control_buffer> "", control_buffer_size=<optimized out>) at ../../usb/usb.c:50
50		usbd_dev = driver->init();

var usb_strings = [_][*]const u8{
    "https://github.com/via/viaems-test-bench/",
    "ViaEMS Testbench",
    "0",
};

    usb_device = usb.usbd_init(@ptrCast(*const usb.usbd_driver, &stm32f107_usb_driver), 
                               &dev, 
                               @ptrCast([*c]const usb.struct_usb_config_descriptor, &usb_config), 
                               @ptrCast([*c][*c]u8, &usb_strings), 
                               3, 
                               @ptrCast([*]u8, &usbd_control_buffer), 128);


(translated declaration for usbd_init:
pub extern fn usbd_init(driver: ?*const usbd_driver, dev: [*c]const struct_usb_device_descriptor, conf: [*c]const struct_usb_config_descriptor, strings: [*c]const [*c]const u8, num_strings: c_int, control_buffer: [*c]u8, control_buffer_size: u16) ?*usbd_device;
)